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

Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.1 by pcg, Mon Nov 24 17:28:08 2003 UTC vs.
Revision 1.415 by root, Mon May 28 14:25:16 2012 UTC

1/*--------------------------------*-C-*--------------------------------------* 1/*---------------------------------------------------------------------------*
2 * File: screen.c 2 * File: screen.C
3 *---------------------------------------------------------------------------* 3 *---------------------------------------------------------------------------*
4 * $Id: screen.C,v 1.1 2003/11/24 17:28:08 pcg Exp $
5 * 4 *
6 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com> 5 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com>
6 * Copyright (c) 2003-2007 Marc Lehmann <schmorp@schmorp.de>
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 separate compile!
34
35static inline void
36inline void fill_text (text_t *start, text_t value, int len) 36fill_text (text_t *start, text_t value, int len)
37{ 37{
38 while (len--) 38 while (len--)
39 *start++ = value; 39 *start++ = value;
40} 40}
41 41
42#define RESET_CHSTAT(H) \
43 if ((H)->chstat == WBYTE) \
44 (H)->chstat = SBYTE, (H)->lost_multi = 1
45
46/* ------------------------------------------------------------------------- */ 42/* ------------------------------------------------------------------------- */
47#define PROP_SIZE 16384 43#define TABSIZE 8 /* default tab size */
48#define TABSIZE 8 /* default tab size */
49 44
50/* ------------------------------------------------------------------------- * 45/* ------------------------------------------------------------------------- *
51 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES * 46 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES *
52 * ------------------------------------------------------------------------- */ 47 * ------------------------------------------------------------------------- */
53#define ZERO_SCROLLBACK(R) \ 48#define ZERO_SCROLLBACK() \
54 if (((R)->Options & Opt_scrollTtyOutput) == Opt_scrollTtyOutput) \ 49 if (option (Opt_scrollTtyOutput)) \
55 (R)->TermWin.view_start = 0 50 view_start = 0
56#define CLEAR_SELECTION(R) \ 51#define CLEAR_SELECTION() \
57 (R)->selection.beg.row = (R)->selection.beg.col \ 52 selection.beg.row = selection.beg.col \
58 = (R)->selection.end.row = (R)->selection.end.col = 0 53 = selection.end.row = selection.end.col = 0
59#define CLEAR_ALL_SELECTION(R) \ 54#define CLEAR_ALL_SELECTION() \
60 (R)->selection.beg.row = (R)->selection.beg.col \ 55 selection.beg.row = selection.beg.col \
61 = (R)->selection.mark.row = (R)->selection.mark.col \ 56 = selection.mark.row = selection.mark.col \
62 = (R)->selection.end.row = (R)->selection.end.col = 0 57 = selection.end.row = selection.end.col = 0
63 58
64#define ROW_AND_COL_IS_AFTER(A, B, C, D) \ 59#define ROW_AND_COL_IS_AFTER(A, B, C, D) \
65 (((A) > (C)) || (((A) == (C)) && ((B) > (D)))) 60 (((A) > (C)) || (((A) == (C)) && ((B) > (D))))
66#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \ 61#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \
67 (((A) < (C)) || (((A) == (C)) && ((B) < (D)))) 62 (((A) < (C)) || (((A) == (C)) && ((B) < (D))))
68#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \ 63#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \
69 (((A) == (C)) && ((B) > (D))) 64 (((A) == (C)) && ((B) > (D)))
70#define ROW_AND_COL_IN_ROW_AT_OR_AFTER(A, B, C, D) \ 65#define ROW_AND_COL_IN_ROW_AT_OR_AFTER(A, B, C, D) \
71 (((A) == (C)) && ((B) >= (D))) 66 (((A) == (C)) && ((B) >= (D)))
72#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \ 67#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \
73 (((A) == (C)) && ((B) < (D))) 68 (((A) == (C)) && ((B) < (D)))
74#define ROW_AND_COL_IN_ROW_AT_OR_BEFORE(A, B, C, D) \ 69#define ROW_AND_COL_IN_ROW_AT_OR_BEFORE(A, B, C, D) \
75 (((A) == (C)) && ((B) <= (D))) 70 (((A) == (C)) && ((B) <= (D)))
76 71
77/* these must be row_col_t */ 72/* these must be row_col_t */
78#define ROWCOL_IS_AFTER(X, Y) \ 73#define ROWCOL_IS_AFTER(X, Y) \
79 ROW_AND_COL_IS_AFTER((X).row, (X).col, (Y).row, (Y).col) 74 ROW_AND_COL_IS_AFTER ((X).row, (X).col, (Y).row, (Y).col)
80#define ROWCOL_IS_BEFORE(X, Y) \ 75#define ROWCOL_IS_BEFORE(X, Y) \
81 ROW_AND_COL_IS_BEFORE((X).row, (X).col, (Y).row, (Y).col) 76 ROW_AND_COL_IS_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
82#define ROWCOL_IN_ROW_AFTER(X, Y) \ 77#define ROWCOL_IN_ROW_AFTER(X, Y) \
83 ROW_AND_COL_IN_ROW_AFTER((X).row, (X).col, (Y).row, (Y).col) 78 ROW_AND_COL_IN_ROW_AFTER ((X).row, (X).col, (Y).row, (Y).col)
84#define ROWCOL_IN_ROW_BEFORE(X, Y) \ 79#define ROWCOL_IN_ROW_BEFORE(X, Y) \
85 ROW_AND_COL_IN_ROW_BEFORE((X).row, (X).col, (Y).row, (Y).col) 80 ROW_AND_COL_IN_ROW_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
86#define ROWCOL_IN_ROW_AT_OR_AFTER(X, Y) \ 81#define ROWCOL_IN_ROW_AT_OR_AFTER(X, Y) \
87 ROW_AND_COL_IN_ROW_AT_OR_AFTER((X).row, (X).col, (Y).row, (Y).col) 82 ROW_AND_COL_IN_ROW_AT_OR_AFTER ((X).row, (X).col, (Y).row, (Y).col)
88#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \ 83#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \
89 ROW_AND_COL_IN_ROW_AT_OR_BEFORE((X).row, (X).col, (Y).row, (Y).col) 84 ROW_AND_COL_IN_ROW_AT_OR_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
90 85
91/* 86/*
92 * CLEAR_ROWS : clear <num> rows starting from row <row>
93 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y> 87 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y>
94 * ERASE_ROWS : set <num> rows starting from row <row> to the foreground colour
95 */ 88 */
96#define drawBuffer (R->TermWin.vt) 89#define CLEAR_CHARS(x, y, num) \
97 90 if (mapped) \
98#define CLEAR_ROWS(row, num) \ 91 XClearArea (dpy, vt, x, y, \
99 if (R->TermWin.mapped) \ 92 (unsigned int)Width2Pixel (num), \
100 XClearArea(R->Xdisplay, drawBuffer, R->TermWin.int_bwidth, \
101 Row2Pixel(row), (unsigned int)R->TermWin.width, \
102 (unsigned int)Height2Pixel(num), False)
103
104#define CLEAR_CHARS(x, y, num) \
105 if (R->TermWin.mapped) \
106 XClearArea(R->Xdisplay, drawBuffer, x, y, \
107 (unsigned int)Width2Pixel(num), \
108 (unsigned int)Height2Pixel(1), False) 93 (unsigned int)Height2Pixel (1), False)
109
110#define ERASE_ROWS(row, num) \
111 XFillRectangle(R->Xdisplay, drawBuffer, R->TermWin.gc, \
112 R->TermWin.int_bwidth, Row2Pixel(row), \
113 (unsigned int)R->TermWin.width, \
114 (unsigned int)Height2Pixel(num))
115 94
116/* ------------------------------------------------------------------------- * 95/* ------------------------------------------------------------------------- *
117 * SCREEN `COMMON' ROUTINES * 96 * SCREEN `COMMON' ROUTINES *
118 * ------------------------------------------------------------------------- */ 97 * ------------------------------------------------------------------------- */
98
119/* Fill part/all of a line with blanks. */ 99/* Fill part/all of a line with blanks. */
120/* INTPROTO */
121void 100void
122rxvt_blank_line(pR_ text_t *et, rend_t *er, unsigned int width, rend_t efs) 101rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW
123{ 102{
124 efs &= ~RS_baseattrMask; 103 if (!l.valid ())
104 {
105 l.alloc ();
106 col = 0;
107 width = ncol;
108 }
109
110 l.touch ();
111
112 efs &= ~RS_baseattrMask; // remove italic etc. fontstyles
125 efs = SET_FONT (efs, R->TermWin.fontset->find_font (' ')); 113 efs = SET_FONT (efs, FONTSET (efs)->find_font (' '));
126 114
115 text_t *et = l.t + col;
116 rend_t *er = l.r + col;
117
127 while (width--) 118 while (width--)
128 { 119 {
129 *et++ = ' '; 120 *et++ = ' ';
130 *er++ = efs; 121 *er++ = efs;
131 } 122 }
132} 123}
133 124
134/* ------------------------------------------------------------------------- */ 125/* ------------------------------------------------------------------------- */
135/* Fill a full line with blanks - make sure it is allocated first */ 126/* Fill a full line with blanks - make sure it is allocated first */
136/* INTPROTO */
137void 127void
138rxvt_blank_screen_mem(pR_ text_t **tp, rend_t **rp, unsigned int row, rend_t efs) 128rxvt_term::scr_blank_screen_mem (line_t &l, rend_t efs) const NOTHROW
139{ 129{
140 int width = R->TermWin.ncol; 130 scr_blank_line (l, 0, ncol, efs);
141 rend_t *er;
142 131
143#ifdef DEBUG_STRICT 132 l.l = 0;
144 assert((tp[row] && rp[row]) || (tp[row] == NULL && rp[row] == NULL)); 133 l.f = 0;
145#endif 134}
146 if (tp[row] == NULL) { 135
147 tp[row] = (text_t *)rxvt_malloc(sizeof(text_t) * width); 136// nuke a single wide character at the given column
148 rp[row] = (rend_t *)rxvt_malloc(sizeof(rend_t) * width); 137void
149 } 138rxvt_term::scr_kill_char (line_t &l, int col) const NOTHROW
150 rxvt_blank_line (aR_ tp[row], rp[row], width, efs); 139{
140 // find begin
141 while (col > 0 && l.t[col] == NOCHAR)
142 col--;
143
144 rend_t rend = l.r[col] & ~RS_baseattrMask;
145 rend = SET_FONT (rend, FONTSET (rend)->find_font (' '));
146
147 l.touch ();
148
149 // found start, nuke
150 do {
151 l.t[col] = ' ';
152 l.r[col] = rend;
153 col++;
154 } while (col < ncol && l.t[col] == NOCHAR);
151} 155}
152 156
153/* ------------------------------------------------------------------------- * 157/* ------------------------------------------------------------------------- *
154 * SCREEN INITIALISATION * 158 * SCREEN INITIALISATION *
155 * ------------------------------------------------------------------------- */ 159 * ------------------------------------------------------------------------- */
156/* EXTPROTO */ 160
157void 161void
162rxvt_term::scr_alloc ()
163{
164 int tsize = sizeof (text_t) * ncol;
165 int rsize = sizeof (rend_t) * ncol;
166
167 // we assume that rend_t size is a sufficient alignment
168 // factor for tetx_t and line_t values, and we only
169 // need to adjust tsize.
170 tsize = (tsize + sizeof (rend_t) - 1);
171 tsize -= tsize % sizeof (rend_t);
172
173 int all_rows = total_rows + nrow + nrow;
174
175 chunk_size = (sizeof (line_t) + rsize + tsize) * all_rows;
176 chunk = rxvt_malloc (chunk_size);
177
178 char *base = (char *)chunk + sizeof (line_t) * all_rows;
179
180 for (int row = 0; row < all_rows; ++row)
181 {
182 line_t &l = ((line_t *)chunk) [row];
183
184 l.t = (text_t *)base; base += tsize;
185 l.r = (rend_t *)base; base += rsize;
186 l.l = -1;
187 l.f = 0;
188 }
189
190 drawn_buf = (line_t *)chunk;
191 swap_buf = drawn_buf + nrow;
192 row_buf = swap_buf + nrow;
193}
194
195void
158rxvt_scr_reset(pR) 196rxvt_term::scr_reset ()
159{ 197{
160 unsigned int ncol, nrow, prev_ncol, prev_nrow, 198#if ENABLE_OVERLAY
161 total_rows, prev_total_rows; 199 scr_overlay_off ();
162 unsigned int p, q; 200#endif
163 int k;
164 rend_t setrstyle;
165 201
166 D_SCREEN((stderr, "rxvt_scr_reset()")); 202 view_start = 0;
167
168 R->TermWin.view_start = 0;
169 RESET_CHSTAT(R->h);
170 R->h->num_scr = 0; 203 num_scr = 0;
171 204
172 prev_ncol = R->h->prev_ncol; 205 if (ncol == 0)
173 prev_nrow = R->h->prev_nrow; 206 ncol = 80;
174 if (R->TermWin.ncol == 0) 207
175 R->TermWin.ncol = 80; 208 if (nrow == 0)
176 if (R->TermWin.nrow == 0) 209 nrow = 24;
177 R->TermWin.nrow = 24; 210
178 ncol = R->TermWin.ncol;
179 nrow = R->TermWin.nrow;
180 if (ncol == prev_ncol && nrow == prev_nrow) 211 if (ncol == prev_ncol && nrow == prev_nrow)
181 return; 212 return;
182 213
214 // we need at least two lines for wrapping to work correctly
215 while (nrow + saveLines < 2)
216 {
217 //TODO//FIXME
218 saveLines++;
219 prev_nrow--;
220 top_row--;
221 }
222
183 R->h->want_refresh = 1; 223 want_refresh = 1;
184 224
185 total_rows = nrow + R->TermWin.saveLines;
186 prev_total_rows = prev_nrow + R->TermWin.saveLines; 225 int prev_total_rows = prev_nrow + saveLines;
226 total_rows = nrow + saveLines;
187 227
188 R->screen.tscroll = 0; 228 screen.tscroll = 0;
189 R->screen.bscroll = nrow - 1; 229 screen.bscroll = nrow - 1;
190 230
191 if (prev_nrow == 0) { 231 void *prev_chunk = chunk;
192/* 232 line_t *prev_drawn_buf = drawn_buf;
233 line_t *prev_swap_buf = swap_buf;
234 line_t *prev_row_buf = row_buf;
235
236 int common_col = min (prev_ncol, ncol);
237
238 scr_alloc ();
239
240 if (!prev_row_buf)
241 {
242 /*
193 * A: first time called so just malloc everything : don't rely on realloc 243 * first time called so just malloc everything: don't rely on realloc
194 * Note: this is still needed so that all the scrollback lines are NULL 244 */
195 */ 245 top_row = 0;
196 R->screen.text = (text_t **)rxvt_calloc(total_rows, sizeof(text_t *)); 246 term_start = 0;
197 R->buf_text = (text_t **)rxvt_calloc(total_rows, sizeof(text_t *));
198 R->drawn_text = (text_t **)rxvt_calloc(nrow, sizeof(text_t *));
199 R->swap.text = (text_t **)rxvt_calloc(nrow, sizeof(text_t *));
200 247
201 R->screen.tlen = (int16_t *)rxvt_calloc(total_rows, sizeof(int16_t)); 248 memset (charsets, 'B', sizeof (charsets));
202 R->swap.tlen = (int16_t *)rxvt_calloc(nrow, sizeof(int16_t));
203
204 R->screen.rend = (rend_t **)rxvt_calloc(total_rows, sizeof(rend_t *));
205 R->buf_rend = (rend_t **)rxvt_calloc(total_rows, sizeof(rend_t *));
206 R->drawn_rend = (rend_t **)rxvt_calloc(nrow, sizeof(rend_t *));
207 R->swap.rend = (rend_t **)rxvt_calloc(nrow, sizeof(rend_t *));
208
209 for (p = 0; p < nrow; p++) {
210 q = p + R->TermWin.saveLines;
211 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend,
212 q, DEFAULT_RSTYLE);
213 rxvt_blank_screen_mem(aR_ R->swap.text, R->swap.rend,
214 p, DEFAULT_RSTYLE);
215 R->screen.tlen[q] = R->swap.tlen[p] = 0;
216 rxvt_blank_screen_mem(aR_ R->drawn_text, R->drawn_rend,
217 p, DEFAULT_RSTYLE);
218 }
219 MEMSET(R->h->charsets, 'B', sizeof(R->h->charsets));
220 R->TermWin.nscrolled = 0; /* no saved lines */
221 R->h->rstyle = DEFAULT_RSTYLE; 249 rstyle = DEFAULT_RSTYLE;
222 R->screen.flags = Screen_DefaultFlags; 250 screen.flags = Screen_DefaultFlags;
223 R->screen.cur.row = R->screen.cur.col = 0; 251 screen.cur.row = screen.cur.col = 0;
224 R->screen.charset = 0; 252 screen.charset = 0;
225 R->h->current_screen = PRIMARY; 253 current_screen = PRIMARY;
226 rxvt_scr_cursor(aR_ SAVE); 254 scr_cursor (SAVE);
255
227#if NSCREENS 256#if NSCREENS
228 R->swap.flags = Screen_DefaultFlags; 257 swap.flags = Screen_DefaultFlags;
229 R->swap.cur.row = R->swap.cur.col = 0; 258 swap.cur.row = swap.cur.col = 0;
230 R->swap.charset = 0; 259 swap.charset = 0;
231 R->h->current_screen = SECONDARY; 260 current_screen = SECONDARY;
232 rxvt_scr_cursor(aR_ SAVE); 261 scr_cursor (SAVE);
233 R->h->current_screen = PRIMARY; 262 current_screen = PRIMARY;
234#endif 263#endif
264
235 R->selection.text = NULL; 265 selection.text = NULL;
236 R->selection.len = 0; 266 selection.len = 0;
237 R->selection.op = SELECTION_CLEAR; 267 selection.op = SELECTION_CLEAR;
238 R->selection.screen = PRIMARY; 268 selection.screen = PRIMARY;
239 R->selection.clicks = 0; 269 selection.clicks = 0;
240 CLEAR_ALL_SELECTION(R); 270 selection.clip_text = NULL;
241 R->h->rvideo = 0; 271 selection.clip_len = 0;
242
243 } else {
244/*
245 * B1: add or delete rows as appropriate
246 */
247 setrstyle = DEFAULT_RSTYLE;
248
249 if (nrow < prev_nrow) {
250 /* delete rows */
251 k = min(R->TermWin.nscrolled, prev_nrow - nrow);
252 rxvt_scroll_text(aR_ 0, (int)prev_nrow - 1, k, 1);
253 for (p = nrow; p < prev_nrow; p++) {
254 q = p + R->TermWin.saveLines;
255 if (R->screen.text[q]) {
256#ifdef DEBUG_STRICT
257 assert(R->screen.rend[q]);
258#endif
259 free(R->screen.text[q]);
260 free(R->screen.rend[q]);
261 }
262 if (R->swap.text[p]) {
263#ifdef DEBUG_STRICT
264 assert(R->swap.rend[p]);
265#endif
266 free(R->swap.text[p]);
267 free(R->swap.rend[p]);
268 }
269#ifdef DEBUG_STRICT
270 assert(R->drawn_text[p] && R->drawn_rend[p]);
271#endif
272 free(R->drawn_text[p]);
273 free(R->drawn_rend[p]);
274 } 272 }
275 /* we have fewer rows so fix up cursor position */ 273 else
276 MIN_IT(R->screen.cur.row, (int32_t)nrow - 1); 274 {
277 MIN_IT(R->swap.cur.row, (int32_t)nrow - 1); 275 /*
276 * add or delete rows as appropriate
277 */
278 278
279 rxvt_scr_reset_realloc(aR); /* realloc _last_ */ 279 for (int row = min (nrow, prev_nrow); row--; )
280 {
281 scr_blank_screen_mem (drawn_buf [row], DEFAULT_RSTYLE);
282 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
280 283
281 } else if (nrow > prev_nrow) { 284 memcpy (drawn_buf [row].t, prev_drawn_buf [row].t, sizeof (text_t) * common_col);
282 /* add rows */ 285 memcpy (drawn_buf [row].r, prev_drawn_buf [row].r, sizeof (rend_t) * common_col);
283 rxvt_scr_reset_realloc(aR); /* realloc _first_ */ 286 memcpy (swap_buf [row].t, prev_swap_buf [row].t, sizeof (text_t) * common_col);
287 memcpy (swap_buf [row].r, prev_swap_buf [row].r, sizeof (rend_t) * common_col);
288 }
284 289
285 k = min(R->TermWin.nscrolled, nrow - prev_nrow); 290 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
286 for (p = prev_total_rows; p < total_rows; p++) { 291 int pend = MOD (term_start + top_row , prev_total_rows);
287 R->screen.tlen[p] = 0; 292 int q = total_rows; // rewrapped row
288 R->screen.text[p] = NULL; 293
289 R->screen.rend[p] = NULL; 294 if (top_row)
295 {
296 // Re-wrap lines. This is rather ugly, possibly because I am too dumb
297 // to come up with a lean and mean algorithm.
298 // TODO: maybe optimise when width didn't change
299
300 row_col_t ocur = screen.cur;
301 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
302
303 do
304 {
305 p = MOD (p - 1, prev_total_rows);
306 assert (prev_row_buf [MOD (p, prev_total_rows)].t);
307 int plines = 1;
308 int llen = prev_row_buf [MOD (p, prev_total_rows)].l;
309
310 while (p != pend && prev_row_buf [MOD (p - 1, prev_total_rows)].is_longer ())
311 {
312 p = MOD (p - 1, prev_total_rows);
313
314 plines++;
315 llen += prev_ncol;
316 }
317
318 int qlines = max (0, (llen - 1) / ncol) + 1;
319
320 // drop partial lines completely
321 if (q < qlines)
322 break;
323
324 q -= qlines;
325
326 int lofs = 0;
327 line_t *qline;
328
329 // re-assemble the full line by destination lines
330 for (int qrow = q; qlines--; qrow++)
331 {
332 qline = row_buf + qrow;
333 qline->alloc (); // redundant with next line
334 qline->l = ncol;
335 qline->is_longer (1);
336
337 int qcol = 0;
338
339 // see below for cursor adjustment rationale
340 if (p == ocur.row)
341 screen.cur.row = q - (total_rows - nrow);
342
343 // fill a single destination line
344 while (lofs < llen && qcol < ncol)
345 {
346 int prow = lofs / prev_ncol;
347 int pcol = lofs % prev_ncol;
348
349 prow = MOD (p + prow, prev_total_rows);
350
351 // we only adjust the cursor _row_ and put it into
352 // the topmost line of "long line" it was in, as
353 // this seems to upset applications/shells/readline
354 // least.
355 if (prow == ocur.row)
356 screen.cur.row = q - (total_rows - nrow);
357
358 line_t &pline = prev_row_buf [prow];
359
360 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
361
362 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
363 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
364
365 lofs += len;
366 qcol += len;
367 }
368 }
369
370 qline->l = llen ? MOD (llen - 1, ncol) + 1 : 0;
371 qline->is_longer (0);
372 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
373 }
374 while (p != pend && q > 0);
375
376 term_start = total_rows - nrow;
377 top_row = q - term_start;
378
379 // make sure all terminal lines exist
380 while (top_row > 0)
381 scr_blank_screen_mem (ROW (--top_row), DEFAULT_RSTYLE);
382 }
383 else
384 {
385 // if no scrollback exists (yet), wing, instead of wrap
386
387 for (int row = min (nrow, prev_nrow); row--; )
388 {
389 line_t &src = prev_row_buf [MOD (term_start + row, prev_total_rows)];
390 line_t &dst = row_buf [row];
391
392 scr_blank_screen_mem (dst, DEFAULT_RSTYLE);
393
394 memcpy (dst.t, src.t, sizeof (text_t) * common_col);
395 memcpy (dst.r, src.r, sizeof (rend_t) * common_col);
396 }
397
398 for (int row = prev_nrow; row < nrow; row++)
399 scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE);
400
401 term_start = 0;
402 }
403
404 clamp_it (screen.cur.row, 0, nrow - 1);
405 clamp_it (screen.cur.col, 0, ncol - 1);
290 } 406 }
291 for (p = prev_total_rows; p < total_rows - k; p++) 407
292 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend, 408 for (int row = nrow; row--; )
293 p, setrstyle); 409 {
294 for (p = prev_nrow; p < nrow; p++) { 410 if (!ROW (row).valid ()) scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
295 R->swap.tlen[p] = 0; 411 if (!swap_buf [row].valid ()) scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
296 R->swap.text[p] = NULL; 412 if (!drawn_buf [row].valid ()) scr_blank_screen_mem (drawn_buf [row], DEFAULT_RSTYLE);
297 R->swap.rend[p] = NULL;
298 R->drawn_text[p] = NULL;
299 R->drawn_rend[p] = NULL;
300 rxvt_blank_screen_mem(aR_ R->swap.text, R->swap.rend,
301 p, setrstyle);
302 rxvt_blank_screen_mem(aR_ R->drawn_text, R->drawn_rend,
303 p, setrstyle);
304 } 413 }
305 if (k > 0) { 414
306 rxvt_scroll_text(aR_ 0, (int)nrow - 1, -k, 1); 415 free (prev_chunk);
307 R->screen.cur.row += k; 416
308 R->screen.s_cur.row += k;
309 R->TermWin.nscrolled -= k;
310 }
311#ifdef DEBUG_STRICT
312 assert(R->screen.cur.row < R->TermWin.nrow);
313 assert(R->swap.cur.row < R->TermWin.nrow);
314#else /* drive with your eyes closed */
315 MIN_IT(R->screen.cur.row, nrow - 1);
316 MIN_IT(R->swap.cur.row, nrow - 1);
317#endif
318 }
319/* B2: resize columns */
320 if (ncol != prev_ncol) {
321 for (p = 0; p < total_rows; p++) {
322 if (R->screen.text[p]) {
323 R->screen.text[p] = (text_t *)rxvt_realloc(R->screen.text[p], ncol * sizeof(text_t));
324 R->screen.rend[p] = (rend_t *)rxvt_realloc(R->screen.rend[p], ncol * sizeof(rend_t));
325 MIN_IT(R->screen.tlen[p], (int16_t)ncol);
326 if (ncol > prev_ncol)
327 rxvt_blank_line(aR_
328 &(R->screen.text[p][prev_ncol]),
329 &(R->screen.rend[p][prev_ncol]),
330 ncol - prev_ncol,
331 setrstyle);
332 }
333 }
334 for (p = 0; p < nrow; p++) {
335 R->drawn_text[p] = (text_t *)rxvt_realloc(R->drawn_text[p], ncol * sizeof(text_t));
336 R->drawn_rend[p] = (rend_t *)rxvt_realloc(R->drawn_rend[p], ncol * sizeof(rend_t));
337 if (R->swap.text[p]) {
338 R->swap.text[p] = (text_t *)rxvt_realloc(R->swap.text[p], ncol * sizeof(text_t));
339 R->swap.rend[p] = (rend_t *)rxvt_realloc(R->swap.rend[p], ncol * sizeof(rend_t));
340 MIN_IT(R->swap.tlen[p], (int16_t)ncol);
341 if (ncol > prev_ncol)
342 rxvt_blank_line(aR_
343 &(R->swap.text[p][prev_ncol]),
344 &(R->swap.rend[p][prev_ncol]),
345 ncol - prev_ncol, setrstyle);
346 }
347 if (ncol > prev_ncol)
348 rxvt_blank_line(aR_
349 &(R->drawn_text[p][prev_ncol]),
350 &(R->drawn_rend[p][prev_ncol]),
351 ncol - prev_ncol, setrstyle);
352 }
353 MIN_IT(R->screen.cur.col, (int16_t)ncol - 1);
354 MIN_IT(R->swap.cur.col, (int16_t)ncol - 1);
355 }
356 if (R->tabs)
357 free(R->tabs); 417 free (tabs);
358 }
359
360 R->tabs = (char *)rxvt_malloc(ncol * sizeof(char)); 418 tabs = (char *)rxvt_malloc (ncol);
361 419
362 for (p = 0; p < ncol; p++) 420 for (int col = ncol; col--; )
363 R->tabs[p] = (p % TABSIZE == 0) ? 1 : 0; 421 tabs [col] = col % TABSIZE == 0;
364 422
423 CLEAR_ALL_SELECTION ();
424
365 R->h->prev_nrow = nrow; 425 prev_nrow = nrow;
366 R->h->prev_ncol = ncol; 426 prev_ncol = ncol;
367 427
368 rxvt_tt_winsize(R->cmd_fd, R->TermWin.ncol, R->TermWin.nrow, R->h->cmd_pid); 428 tt_winch ();
369}
370 429
371/* INTPROTO */ 430 HOOK_INVOKE ((this, HOOK_RESET, DT_END));
372void
373rxvt_scr_reset_realloc(pR)
374{
375 uint16_t total_rows, nrow;
376
377 nrow = R->TermWin.nrow;
378 total_rows = nrow + R->TermWin.saveLines;
379/* *INDENT-OFF* */
380 R->screen.text = (text_t **)rxvt_realloc(R->screen.text, total_rows * sizeof(text_t *));
381 R->buf_text = (text_t **)rxvt_realloc(R->buf_text , total_rows * sizeof(text_t *));
382 R->drawn_text = (text_t **)rxvt_realloc(R->drawn_text , nrow * sizeof(text_t *));
383 R->swap.text = (text_t **)rxvt_realloc(R->swap.text , nrow * sizeof(text_t *));
384
385 R->screen.tlen = (int16_t *)rxvt_realloc(R->screen.tlen, total_rows * sizeof(int16_t));
386 R->swap.tlen = (int16_t *)rxvt_realloc(R->swap.tlen , total_rows * sizeof(int16_t));
387
388 R->screen.rend = (rend_t **)rxvt_realloc(R->screen.rend, total_rows * sizeof(rend_t *));
389 R->buf_rend = (rend_t **)rxvt_realloc(R->buf_rend , total_rows * sizeof(rend_t *));
390 R->drawn_rend = (rend_t **)rxvt_realloc(R->drawn_rend , nrow * sizeof(rend_t *));
391 R->swap.rend = (rend_t **)rxvt_realloc(R->swap.rend , nrow * sizeof(rend_t *));
392/* *INDENT-ON* */
393} 431}
394 432
395/* ------------------------------------------------------------------------- */ 433/* ------------------------------------------------------------------------- */
396/* 434/*
397 * Free everything. That way malloc debugging can find leakage. 435 * Free everything. That way malloc debugging can find leakage.
398 */ 436 */
399/* EXTPROTO */
400void 437void
401rxvt_scr_release(pR) 438rxvt_term::scr_release () NOTHROW
402{ 439{
403 uint16_t total_rows; 440 free (chunk);
404 int i;
405
406 total_rows = R->TermWin.nrow + R->TermWin.saveLines;
407 for (i = 0; i < total_rows; i++) {
408 if (R->screen.text[i]) { /* then so is R->screen.rend[i] */
409 free(R->screen.text[i]);
410#ifdef DEBUG_STRICT
411 assert(R->screen.rend[i]);
412#endif
413 free(R->screen.rend[i]);
414 }
415 }
416 for (i = 0; i < R->TermWin.nrow; i++) {
417 free(R->drawn_text[i]);
418 free(R->drawn_rend[i]);
419 free(R->swap.text[i]);
420 free(R->swap.rend[i]);
421 }
422 free(R->screen.text);
423 free(R->screen.tlen);
424 free(R->screen.rend);
425 free(R->drawn_text);
426 free(R->drawn_rend);
427 free(R->swap.text);
428 free(R->swap.tlen);
429 free(R->swap.rend);
430 free(R->buf_text);
431 free(R->buf_rend);
432 free(R->tabs); 441 free (tabs);
433
434/* NULL these so if anything tries to use them, we'll know about it */
435 R->screen.text = R->drawn_text = R->swap.text = NULL;
436 R->screen.rend = R->drawn_rend = R->swap.rend = NULL;
437 R->screen.tlen = R->swap.tlen = NULL;
438 R->buf_text = NULL;
439 R->buf_rend = NULL;
440 R->tabs = NULL;
441} 442}
442 443
443/* ------------------------------------------------------------------------- */ 444/* ------------------------------------------------------------------------- */
444/* 445/*
445 * Hard reset 446 * Hard/Soft reset
446 */ 447 */
447/* EXTPROTO */
448void 448void
449rxvt_scr_poweron(pR) 449rxvt_term::scr_poweron ()
450{ 450{
451 D_SCREEN((stderr, "rxvt_scr_poweron()"));
452
453 rxvt_scr_release(aR); 451 scr_release ();
452
453 row_buf = 0;
454 tabs = 0;
454 R->h->prev_nrow = R->h->prev_ncol = 0; 455 prev_nrow = prev_ncol = 0;
455 rxvt_scr_reset(aR); 456 rvideo_mode = false;
457 scr_soft_reset ();
458 scr_reset ();
456 459
457 rxvt_scr_clear(aR); 460 scr_clear (true);
458 rxvt_scr_refresh(aR_ SLOW_REFRESH); 461 scr_refresh ();
459#ifdef RXVT_GRAPHICS 462}
460 rxvt_Gr_reset(aR); 463
464void
465rxvt_term::scr_soft_reset () NOTHROW
466{
467 /* only affects modes, nothing drastic such as clearing the screen */
468#if ENABLE_OVERLAY
469 scr_overlay_off ();
461#endif 470#endif
471
472 if (current_screen != PRIMARY)
473 scr_swap_screen ();
474
475 scr_scroll_region (0, MAX_ROWS - 1);
476 scr_rendition (0, ~RS_None);
477 scr_insert_mode (0);
462} 478}
463 479
464/* ------------------------------------------------------------------------- * 480/* ------------------------------------------------------------------------- *
465 * PROCESS SCREEN COMMANDS * 481 * PROCESS SCREEN COMMANDS *
466 * ------------------------------------------------------------------------- */ 482 * ------------------------------------------------------------------------- */
467/* 483/*
468 * Save and Restore cursor 484 * Save and Restore cursor
469 * XTERM_SEQ: Save cursor : ESC 7 485 * XTERM_SEQ: Save cursor : ESC 7
470 * XTERM_SEQ: Restore cursor: ESC 8 486 * XTERM_SEQ: Restore cursor: ESC 8
471 */ 487 */
472/* EXTPROTO */
473void 488void
474rxvt_scr_cursor(pR_ int mode) 489rxvt_term::scr_cursor (cursor_mode mode) NOTHROW
475{ 490{
476 screen_t *s; 491 screen_t *s;
477
478 D_SCREEN((stderr, "rxvt_scr_cursor(%c)", mode));
479 492
480#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR) 493#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
481 if (R->h->current_screen == SECONDARY) 494 if (current_screen == SECONDARY)
482 s = &(R->swap); 495 s = &swap;
483 else 496 else
484#endif 497#endif
485 s = &(R->screen); 498 s = &screen;
499
486 switch (mode) { 500 switch (mode)
501 {
487 case SAVE: 502 case SAVE:
488 s->s_cur.row = s->cur.row; 503 s->s_cur.row = screen.cur.row;
489 s->s_cur.col = s->cur.col; 504 s->s_cur.col = screen.cur.col;
490 s->s_rstyle = R->h->rstyle; 505 s->s_rstyle = rstyle;
491 s->s_charset = s->charset; 506 s->s_charset = screen.charset;
492 s->s_charset_char = R->h->charsets[s->charset]; 507 s->s_charset_char = charsets[screen.charset];
493 break; 508 break;
509
494 case RESTORE: 510 case RESTORE:
495 R->h->want_refresh = 1; 511 want_refresh = 1;
496 s->cur.row = s->s_cur.row; 512 screen.cur.row = s->s_cur.row;
497 s->cur.col = s->s_cur.col; 513 screen.cur.col = s->s_cur.col;
498 s->flags &= ~Screen_WrapNext; 514 screen.flags &= ~Screen_WrapNext;
499 R->h->rstyle = s->s_rstyle; 515 rstyle = s->s_rstyle;
500 s->charset = s->s_charset; 516 screen.charset = s->s_charset;
501 R->h->charsets[s->charset] = s->s_charset_char; 517 charsets[screen.charset] = s->s_charset_char;
502 rxvt_set_font_style(aR); 518 set_font_style ();
503 break; 519 break;
504 } 520 }
521
505/* boundary check in case screen size changed between SAVE and RESTORE */ 522 /* boundary check in case screen size changed between SAVE and RESTORE */
506 MIN_IT(s->cur.row, R->TermWin.nrow - 1); 523 min_it (s->cur.row, nrow - 1);
507 MIN_IT(s->cur.col, R->TermWin.ncol - 1); 524 min_it (s->cur.col, ncol - 1);
508#ifdef DEBUG_STRICT
509 assert(s->cur.row >= 0); 525 assert (s->cur.row >= 0);
510 assert(s->cur.col >= 0); 526 assert (s->cur.col >= 0);
511#else /* drive with your eyes closed */ 527}
512 MAX_IT(s->cur.row, 0); 528
513 MAX_IT(s->cur.col, 0); 529void
514#endif 530rxvt_term::scr_swap_screen () NOTHROW
531{
532 if (!option (Opt_secondaryScreen))
533 return;
534
535 for (int i = prev_nrow; i--; )
536 ::swap (ROW(i), swap_buf [i]);
537
538 ::swap (screen.cur, swap.cur);
539
540 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
541 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
515} 542}
516 543
517/* ------------------------------------------------------------------------- */ 544/* ------------------------------------------------------------------------- */
518/* 545/*
519 * Swap between primary and secondary screens 546 * Swap between primary and secondary screens
520 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h 547 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h
521 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l 548 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l
522 */ 549 */
523/* EXTPROTO */ 550void
524int
525rxvt_scr_change_screen(pR_ int scrn) 551rxvt_term::scr_change_screen (int scrn)
526{ 552{
527 int i; 553 if (scrn == current_screen)
554 return;
555
556 want_refresh = 1;
557 view_start = 0;
558
559 /* check for boundary cross */
560 row_col_t pos;
561 pos.row = pos.col = 0;
562 if (ROWCOL_IS_BEFORE (selection.beg, pos)
563 && ROWCOL_IS_AFTER (selection.end, pos))
564 CLEAR_SELECTION ();
565
566 current_screen = scrn;
567
528#if NSCREENS 568#if NSCREENS
529 int offset; 569 if (option (Opt_secondaryScreen))
530#endif
531
532 R->h->want_refresh = 1;
533
534 D_SCREEN((stderr, "rxvt_scr_change_screen(%d)", scrn));
535
536 R->TermWin.view_start = 0;
537 RESET_CHSTAT(R->h);
538
539 if (R->h->current_screen == scrn)
540 return R->h->current_screen;
541
542 rxvt_selection_check(aR_ 2); /* check for boundary cross */
543
544 SWAP_IT(R->h->current_screen, scrn, int);
545#if NSCREENS
546 R->h->num_scr = 0;
547 offset = R->TermWin.saveLines;
548 for (i = R->h->prev_nrow; i--;) {
549 SWAP_IT(R->screen.text[i + offset], R->swap.text[i], text_t *);
550 SWAP_IT(R->screen.tlen[i + offset], R->swap.tlen[i], int16_t);
551 SWAP_IT(R->screen.rend[i + offset], R->swap.rend[i], rend_t *);
552 } 570 {
553 SWAP_IT(R->screen.cur.row, R->swap.cur.row, int16_t); 571 num_scr = 0;
554 SWAP_IT(R->screen.cur.col, R->swap.cur.col, int16_t); 572
555# ifdef DEBUG_STRICT 573 scr_swap_screen ();
556 assert((R->screen.cur.row >= 0) && (R->screen.cur.row < R->h->prev_nrow)); 574
557 assert((R->screen.cur.col >= 0) && (R->screen.cur.col < R->h->prev_ncol)); 575 ::swap (screen.charset, swap.charset);
558# else /* drive with your eyes closed */ 576 ::swap (screen.flags, swap.flags);
559 MAX_IT(R->screen.cur.row, 0);
560 MIN_IT(R->screen.cur.row, (int32_t)R->h->prev_nrow - 1);
561 MAX_IT(R->screen.cur.col, 0);
562 MIN_IT(R->screen.cur.col, (int32_t)R->h->prev_ncol - 1);
563# endif
564 SWAP_IT(R->screen.charset, R->swap.charset, int16_t);
565 SWAP_IT(R->screen.flags, R->swap.flags, int);
566 R->screen.flags |= Screen_VisibleCursor; 577 screen.flags |= Screen_VisibleCursor;
567 R->swap.flags |= Screen_VisibleCursor; 578 swap.flags |= Screen_VisibleCursor;
568
569# ifdef RXVT_GRAPHICS
570
571 if (rxvt_Gr_Displayed(aR)) {
572 rxvt_Gr_scroll(aR_ 0);
573 rxvt_Gr_ChangeScreen(aR);
574 } 579 }
580 else
575# endif 581#endif
576#else 582 if (option (Opt_secondaryScroll))
577# ifdef SCROLL_ON_NO_SECONDARY 583 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
578# ifdef RXVT_GRAPHICS 584}
579 if (rxvt_Gr_Displayed(aR)) 585
580 rxvt_Gr_ClearScreen(aR); 586// clear WrapNext indicator, solidifying position on next line
581# endif 587void
582 if (R->h->current_screen == PRIMARY 588rxvt_term::scr_do_wrap () NOTHROW
583# ifdef RXVT_GRAPHICS 589{
584 && !rxvt_Gr_Displayed(aR) 590 if (!(screen.flags & Screen_WrapNext))
585# endif
586 )
587 rxvt_scroll_text(aR_ 0, (R->h->prev_nrow - 1), R->h->prev_nrow, 0);
588# endif
589#endif
590 return scrn; 591 return;
592
593 screen.flags &= ~Screen_WrapNext;
594
595 screen.cur.col = 0;
596
597 if (screen.cur.row == screen.bscroll)
598 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
599 else if (screen.cur.row < nrow - 1)
600 screen.cur.row++;
591} 601}
592 602
593/* ------------------------------------------------------------------------- */ 603/* ------------------------------------------------------------------------- */
594/* 604/*
595 * Change the colour for following text 605 * Change the colour for following text
596 */ 606 */
597/* EXTPROTO */
598void 607void
599rxvt_scr_color(pR_ unsigned int color, int fgbg) 608rxvt_term::scr_color (unsigned int color, int fgbg) NOTHROW
600{ 609{
610 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
601 color &= RS_fgMask; 611 color = fgbg;
612
602 if (fgbg == Color_fg) 613 if (fgbg == Color_fg)
603 R->h->rstyle = SET_FGCOLOR(R->h->rstyle, color); 614 rstyle = SET_FGCOLOR (rstyle, color);
604 else 615 else
605 R->h->rstyle = SET_BGCOLOR(R->h->rstyle, color); 616 rstyle = SET_BGCOLOR (rstyle, color);
606} 617}
607 618
608/* ------------------------------------------------------------------------- */ 619/* ------------------------------------------------------------------------- */
609/* 620/*
610 * Change the rendition style for following text 621 * Change the rendition style for following text
611 */ 622 */
612/* EXTPROTO */
613void 623void
614rxvt_scr_rendition(pR_ int set, int style) 624rxvt_term::scr_rendition (int set, int style) NOTHROW
615{ 625{
616 if (set) 626 if (set)
617 R->h->rstyle |= style; 627 rstyle |= style;
618 else if (style == ~RS_None) 628 else if (style == ~RS_None)
619 R->h->rstyle = DEFAULT_RSTYLE; 629 rstyle = DEFAULT_RSTYLE;
620 else 630 else
621 R->h->rstyle &= ~style; 631 rstyle &= ~style;
622} 632}
623 633
624/* ------------------------------------------------------------------------- */ 634/* ------------------------------------------------------------------------- */
625/* 635/*
626 * Scroll text between <row1> and <row2> inclusive, by <count> lines 636 * Scroll text between <row1> and <row2> inclusive, by <count> lines
627 * count positive ==> scroll up 637 * count positive ==> scroll up
628 * count negative ==> scroll down 638 * count negative ==> scroll down
629 * spec == 0 for normal routines
630 */ 639 */
631/* EXTPROTO */
632int 640int
633rxvt_scroll_text(pR_ int row1, int row2, int count, int spec) 641rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW
634{ 642{
635 int i, j;
636 long nscrolled;
637
638 if (count == 0 || (row1 > row2)) 643 if (count == 0 || (row1 > row2))
639 return 0; 644 return 0;
640 645
641 R->h->want_refresh = 1; 646 want_refresh = 1;
642 D_SCREEN((stderr, "rxvt_scroll_text(%d,%d,%d,%d): %s", row1, row2, count, spec, (R->h->current_screen == PRIMARY) ? "Primary" : "Secondary")); 647 num_scr += count;
643 648
644 if ((count > 0) && (row1 == 0) && (R->h->current_screen == PRIMARY)) { 649 if (count > 0
645 nscrolled = (long)R->TermWin.nscrolled + (long)count;; 650 && row1 == 0
646 if (nscrolled > (long)R->TermWin.saveLines) 651 && (current_screen == PRIMARY || option (Opt_secondaryScroll)))
647 R->TermWin.nscrolled = R->TermWin.saveLines; 652 {
648 else 653 min_it (count, total_rows - (nrow - (row2 + 1)));
649 R->TermWin.nscrolled = (uint16_t)nscrolled; 654
655 top_row = max (top_row - count, -saveLines);
656
657 // sever bottommost line
658 {
659 line_t &l = ROW(row2);
660 l.is_longer (0);
661 l.touch ();
662 }
663
664 // scroll everything up 'count' lines
665 term_start = (term_start + count) % total_rows;
666
667 // now copy lines below the scroll region bottom to the
668 // bottom of the screen again, so they look as if they
669 // hadn't moved.
670 for (int i = nrow; --i > row2; )
671 {
672 line_t &l1 = ROW(i - count);
673 line_t &l2 = ROW(i);
674
675 ::swap (l1, l2);
676 l2.touch ();
677 }
678
679 // erase newly scrolled-in lines
680 for (int i = count; i--; )
681 {
682 line_t &l = ROW(row2 - i);
683
684 // optimise if already cleared, can be significant on slow machines
685 // could be rolled into scr_blank_screen_mem
686 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask)))
687 {
688 scr_blank_line (l, 0, l.l, rstyle);
689 l.l = 0;
690 l.f = 0;
691 }
692 else
693 scr_blank_screen_mem (l, rstyle);
694 }
695
696 // move and/or clear selection, if any
697 if (selection.op && current_screen == selection.screen
698 && selection.beg.row <= row2)
699 {
700 selection.beg.row -= count;
701 selection.end.row -= count;
702 selection.mark.row -= count;
703
704 selection_check (0);
705 }
706
707 // finally move the view window, if desired
650 if ((R->Options & Opt_scrollWithBuffer) 708 if (option (Opt_scrollWithBuffer)
651 && R->TermWin.view_start != 0 709 && view_start != 0
652 && R->TermWin.view_start != R->TermWin.saveLines) 710 && view_start != -saveLines)
653 rxvt_scr_page(aR_ UP, count); 711 scr_page (UP, count);
654 } else if (!spec)
655 row1 += R->TermWin.saveLines;
656 row2 += R->TermWin.saveLines;
657 712
713 if (SHOULD_INVOKE (HOOK_SCROLL_BACK))
714 HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END));
715 }
716 else
717 {
658 if (R->selection.op && R->h->current_screen == R->selection.screen) { 718 if (selection.op && current_screen == selection.screen)
659 i = R->selection.beg.row + R->TermWin.saveLines; 719 {
660 j = R->selection.end.row + R->TermWin.saveLines; 720 if ((selection.beg.row < row1 && selection.end.row > row1)
661 if ((i < row1 && j > row1) 721 || (selection.beg.row < row2 && selection.end.row > row2)
662 || (i < row2 && j > row2) 722 || (selection.beg.row - count < row1 && selection.beg.row >= row1)
663 || (i - count < row1 && i >= row1) 723 || (selection.beg.row - count > row2 && selection.beg.row <= row2)
664 || (i - count > row2 && i <= row2) 724 || (selection.end.row - count < row1 && selection.end.row >= row1)
665 || (j - count < row1 && j >= row1) 725 || (selection.end.row - count > row2 && selection.end.row <= row2))
666 || (j - count > row2 && j <= row2)) { 726 {
667 CLEAR_ALL_SELECTION(R); 727 CLEAR_ALL_SELECTION ();
668 R->selection.op = SELECTION_CLEAR; /* XXX: too aggressive? */ 728 selection.op = SELECTION_CLEAR;
669 } else if (j >= row1 && j <= row2) { 729 }
730 else if (selection.end.row >= row1 && selection.end.row <= row2)
731 {
670 /* move selected region too */ 732 /* move selected region too */
671 R->selection.beg.row -= count; 733 selection.beg.row -= count;
672 R->selection.end.row -= count; 734 selection.end.row -= count;
673 R->selection.mark.row -= count; 735 selection.mark.row -= count;
674 }
675 }
676 rxvt_selection_check(aR_ 0); /* _after_ R->TermWin.nscrolled update */
677 736
678 R->h->num_scr += count; 737 selection_check (0);
679 j = count; 738 }
680 if (count < 0) 739 }
681 count = -count; 740
741 // use a simple and robust scrolling algorithm, this
742 // part of scr_scroll_text is not time-critical.
743
744 // sever line above scroll region
745 if (row1)
746 {
747 line_t &l = ROW(row1 - 1);
748 l.is_longer (0);
749 l.touch ();
750 }
751
682 i = row2 - row1 + 1; 752 int rows = row2 - row1 + 1;
683 MIN_IT(count, i);
684 753
685 if (j > 0) { 754 min_it (count, rows);
686/* A: scroll up */
687 755
688/* A1: Copy lines that will get clobbered by the rotation */ 756 line_t *temp_buf = rxvt_temp_buf<line_t> (rows);
689 for (i = 0, j = row1; i < count; i++, j++) {
690 R->buf_text[i] = R->screen.text[j];
691 R->buf_rend[i] = R->screen.rend[j];
692 }
693/* A2: Rotate lines */
694 for (j = row1, i = j + count; i <= row2; i++, j++) {
695 R->screen.tlen[j] = R->screen.tlen[i];
696 R->screen.text[j] = R->screen.text[i];
697 R->screen.rend[j] = R->screen.rend[i];
698 }
699 j = row2 - count + 1, i = count;
700 } else /* if (j < 0) */ {
701/* B: scroll down */
702 757
703/* B1: Copy lines that will get clobbered by the rotation */ 758 for (int row = 0; row < rows; row++)
704 for (i = 0, j = row2; i < count; i++, j--) { 759 {
705 R->buf_text[i] = R->screen.text[j]; 760 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
706 R->buf_rend[i] = R->screen.rend[j]; 761
707 } 762 if (!IN_RANGE_EXC (row + count, 0, rows))
708/* B2: Rotate lines */ 763 scr_blank_screen_mem (temp_buf [row], rstyle);
709 for (j = row2, i = j - count; i >= row1; i--, j--) { 764 }
710 R->screen.tlen[j] = R->screen.tlen[i]; 765
711 R->screen.text[j] = R->screen.text[i]; 766 for (int row = 0; row < rows; row++)
712 R->screen.rend[j] = R->screen.rend[i]; 767 ROW(row1 + row) = temp_buf [row];
713 } 768
714 j = row1, i = count; 769 // sever bottommost line
715 count = -count; 770 {
771 line_t &l = ROW(row2);
772 l.is_longer (0);
773 l.touch ();
716 } 774 }
717
718/* C: Resurrect lines */
719 for (; i--; j++) {
720 R->screen.tlen[j] = 0;
721 R->screen.text[j] = R->buf_text[i];
722 R->screen.rend[j] = R->buf_rend[i];
723 if (!spec) /* line length may not equal TermWin.ncol */
724 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend,
725 (unsigned int)j, R->h->rstyle);
726 } 775 }
727 776
728#ifdef RXVT_GRAPHICS
729 if (rxvt_Gr_Displayed(aR))
730 rxvt_Gr_scroll(aR_ count);
731#endif
732 return count; 777 return count;
733} 778}
734 779
735/* ------------------------------------------------------------------------- */ 780/* ------------------------------------------------------------------------- */
736/* 781/*
737 * Add text given in <str> of length <len> to screen struct 782 * Add text given in <str> of length <len> to screen struct
738 */ 783 */
739/* EXTPROTO */
740void 784void
741rxvt_scr_add_lines(pR_ const uint32_t *str, int nlines, int len) 785rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW
742{ 786{
743 unsigned char checksel, clearsel; 787 if (len <= 0) /* sanity */
744 uint32_t c; 788 return;
745 int i, row, last_col;
746 text_t *stp;
747 rend_t *srp;
748 struct rxvt_hidden *h = R->h;
749 789
750 if (len <= 0) /* sanity */ 790 bool checksel;
751 return; 791 unicode_t c;
792 int ncol = this->ncol;
793 const wchar_t *strend = str + len;
752 794
753 h->want_refresh = 1; 795 want_refresh = 1;
754 last_col = R->TermWin.ncol;
755
756 D_SCREEN((stderr, "rxvt_scr_add_lines(%d,%d)", nlines, len));
757 ZERO_SCROLLBACK(R); 796 ZERO_SCROLLBACK ();
797
758 if (nlines > 0) { 798 if (minlines > 0)
799 {
759 nlines += (R->screen.cur.row - R->screen.bscroll); 800 minlines += screen.cur.row - screen.bscroll;
760 if ((nlines > 0) 801 min_it (minlines, screen.cur.row - top_row);
802
803 if (minlines > 0
761 && (R->screen.tscroll == 0) 804 && screen.tscroll == 0
762 && (R->screen.bscroll == (R->TermWin.nrow - 1))) { 805 && screen.bscroll == nrow - 1)
806 {
763 /* _at least_ this many lines need to be scrolled */ 807 /* _at least_ this many lines need to be scrolled */
764 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, nlines, 808 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
765 0); 809 screen.cur.row -= minlines;
766 R->screen.cur.row -= nlines; 810 }
767 }
768 } 811 }
769#ifdef DEBUG_STRICT 812
770 assert(R->screen.cur.col < last_col); 813 assert (screen.cur.col < ncol);
771 assert((R->screen.cur.row < R->TermWin.nrow) 814 assert (screen.cur.row < nrow
772 && (R->screen.cur.row >= -(int32_t)R->TermWin.nscrolled)); 815 && screen.cur.row >= top_row);
773#else /* drive with your eyes closed */ 816 int row = screen.cur.row;
774 MIN_IT(R->screen.cur.col, last_col - 1);
775 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1);
776 MAX_IT(R->screen.cur.row, -(int32_t)R->TermWin.nscrolled);
777#endif
778 row = R->screen.cur.row + R->TermWin.saveLines;
779 817
780 checksel = (R->selection.op 818 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
781 && h->current_screen == R->selection.screen) ? 1 : 0;
782 clearsel = 0;
783 819
784 stp = R->screen.text[row]; 820 line_t *line = &ROW(row);
785 srp = R->screen.rend[row];
786 821
787 for (i = 0; i < len;) { 822 while (str < strend)
788 c = str[i++]; 823 {
789 switch (c) { 824 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
790 case '\t': 825
791 rxvt_scr_tab(aR_ 1); 826 if (ecb_unlikely (c < 0x20))
792 continue; 827 if (c == C0_LF)
793 case '\n': 828 {
794 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 829 max_it (line->l, screen.cur.col);
795 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 830
796 R->screen.flags &= ~Screen_WrapNext; 831 screen.flags &= ~Screen_WrapNext;
832
797 if (R->screen.cur.row == R->screen.bscroll) 833 if (screen.cur.row == screen.bscroll)
798 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, 1, 0); 834 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
799 else if (R->screen.cur.row < (R->TermWin.nrow - 1)) 835 else if (screen.cur.row < (nrow - 1))
800 row = (++R->screen.cur.row) + R->TermWin.saveLines; 836 row = ++screen.cur.row;
801 stp = R->screen.text[row]; /* _must_ refresh */ 837
802 srp = R->screen.rend[row]; /* _must_ refresh */ 838 line = &ROW(row); /* _must_ refresh */
803 RESET_CHSTAT(h); 839 continue;
804 continue; 840 }
805 case '\r': 841 else if (c == C0_CR)
806 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 842 {
807 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 843 max_it (line->l, screen.cur.col);
844
808 R->screen.flags &= ~Screen_WrapNext; 845 screen.flags &= ~Screen_WrapNext;
809 R->screen.cur.col = 0; 846 screen.cur.col = 0;
810 RESET_CHSTAT(h); 847 continue;
811 continue; 848 }
812 default: 849 else if (c == C0_HT)
813 if (c == 127) 850 {
814 continue; /* yummmm..... */ 851 scr_tab (1, true);
815 break; 852 continue;
816 } 853 }
817 854
855 if (ecb_unlikely (
818 if (checksel /* see if we're writing within selection */ 856 checksel /* see if we're writing within selection */
819 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 857 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
820 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) { 858 && ROWCOL_IS_BEFORE (screen.cur, selection.end)
859 ))
860 {
821 checksel = 0; 861 checksel = 0;
822 clearsel = 1; 862 /*
823 } 863 * If we wrote anywhere in the selected area, kill the selection
824 if (R->screen.flags & Screen_WrapNext) { 864 * XXX: should we kill the mark too? Possibly, but maybe that
825 R->screen.tlen[row] = -1; 865 * should be a similar check.
826 if (R->screen.cur.row == R->screen.bscroll) 866 */
827 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, 1, 0); 867 CLEAR_SELECTION ();
828 else if (R->screen.cur.row < (R->TermWin.nrow - 1)) 868 }
829 row = (++R->screen.cur.row) + R->TermWin.saveLines;
830 stp = R->screen.text[row]; /* _must_ refresh */
831 srp = R->screen.rend[row]; /* _must_ refresh */
832 R->screen.cur.col = 0;
833 R->screen.flags &= ~Screen_WrapNext;
834 }
835 if (R->screen.flags & Screen_Insert)
836 rxvt_scr_insdel_chars(aR_ 1, INSERT);
837 869
870 if (ecb_unlikely (screen.flags & Screen_WrapNext))
871 {
872 scr_do_wrap ();
873
874 line->l = ncol;
875 line->is_longer (1);
876
877 row = screen.cur.row;
878 line = &ROW(row); /* _must_ refresh */
879 }
880
881 // some utf-8 decoders "decode" surrogate characters: let's fix this.
882 if (ecb_unlikely (IN_RANGE_INC (c, 0xd800, 0xdfff)))
883 c = 0xfffd;
884
885 // rely on wcwidth to tell us the character width, do wcwidth before
886 // further replacements, as wcwidth might return -1 for the line
887 // drawing characters below as they might be invalid in the current
888 // locale.
889 int width = WCWIDTH (c);
890
838 if (R->h->charsets[R->screen.charset] == '0') // DEC SPECIAL 891 if (ecb_unlikely (charsets [screen.charset] == '0')) // DEC SPECIAL
839 switch (c) 892 {
893 // vt100 special graphics and line drawing
894 // 5f-7e standard vt100
895 // 40-5e rxvt extension for extra curses acs chars
896 static uint16_t vt100_0[62] = { // 41 .. 7e
897 0x2191, 0x2193, 0x2192, 0x2190, 0x2588, 0x259a, 0x2603, // 41-47 hi mr. snowman!
898 0, 0, 0, 0, 0, 0, 0, 0, // 48-4f
899 0, 0, 0, 0, 0, 0, 0, 0, // 50-57
900 0, 0, 0, 0, 0, 0, 0, 0x0020, // 58-5f
901 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0, 0x00b1, // 60-67
902 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c, 0x23ba, // 68-6f
903 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534, 0x252c, // 70-77
904 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7, // 78-7e
905 };
906
907 if (c >= 0x41 && c <= 0x7e && vt100_0[c - 0x41])
840 { 908 {
841 case '+': c = 0x2192; break; case ',': c = 0x2190; break; case '-': c = 0x2191; break; 909 c = vt100_0[c - 0x41];
842 case '.': c = 0x2193; break; case '0': c = 0x25ae; break; case '`': c = 0x25c6; break; 910 width = 1; // vt100 line drawing characters are always single-width
843 case 'a': c = 0x2592; break; case 'f': c = 0x00b0; break; case 'g': c = 0x00b1; break;
844 case 'h': c = 0x2592; break; case 'i': c = 0x2603; break; case 'j': c = 0x2518; break;
845 case 'k': c = 0x2510; break; case 'l': c = 0x250c; break; case 'm': c = 0x2514; break;
846 case 'n': c = 0x253c; break; case 'o': c = 0x23ba; break; case 'p': c = 0x23bb; break;
847 case 'q': c = 0x2500; break; case 'r': c = 0x23bc; break; case 's': c = 0x23bd; break;
848 case 't': c = 0x251c; break; case 'u': c = 0x2524; break; case 'v': c = 0x2534; break;
849 case 'w': c = 0x252c; break; case 'x': c = 0x2502; break; case 'y': c = 0x2264; break;
850 case 'z': c = 0x2265; break; case '{': c = 0x03c0; break; case '|': c = 0x2260; break;
851 case '}': c = 0x00a3; break; case '~': c = 0x00b7; break;
852 } 911 }
912 }
853 913
854 rend_t rend = SET_FONT (h->rstyle, R->TermWin.fontset->find_font (c)); 914 if (ecb_unlikely (screen.flags & Screen_Insert))
915 scr_insdel_chars (width, INSERT);
855 916
856 stp[R->screen.cur.col] = c; 917 if (width != 0)
857 srp[R->screen.cur.col] = rend;
858
859 if (c > 255)
860 { 918 {
861 // rely on wcwidth to tell us the character width, at least for non iso-8859-1 919#if !UNICODE_3
862 int width = wcwidth (c); 920 // trim characters we can't store directly :(
921 if (c >= 0x10000)
922# if ENABLE_COMBINING
923 c = rxvt_composite.compose (c); // map to lower 16 bits
924# else
925 c = 0xfffd;
926# endif
927#endif
928
929 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
930
931 // if the character doesn't fit into the remaining columns...
932 if (ecb_unlikely (screen.cur.col > ncol - width && ncol >= width))
863 933 {
864 if (width > 1) 934 if (screen.flags & Screen_Autowrap)
865 {
866 while (--width > 0 && R->screen.cur.col < last_col - 1)
867 { 935 {
868 936 // ... artificially enlargen the previous one
869 srp[R->screen.cur.col] |= RS_wide; 937 c = NOCHAR;
870 938 // and try the same character next loop iteration
871 R->screen.cur.col++; 939 --str;
872 stp[R->screen.cur.col] = NOCHAR;
873 srp[R->screen.cur.col] = rend;
874 } 940 }
941 else
942 screen.cur.col = ncol - width;
943 }
944
945 // nuke the character at this position, if required
946 // due to wonderful coincidences everywhere else in this loop
947 // we never have to check for overwriting a wide char itself,
948 // only its tail.
949 if (ecb_unlikely (line->t[screen.cur.col] == NOCHAR))
950 scr_kill_char (*line, screen.cur.col);
951
952 line->touch ();
953
954 do
955 {
956 line->t[screen.cur.col] = c;
957 line->r[screen.cur.col] = rend;
958
959 if (ecb_likely (screen.cur.col < ncol - 1))
960 screen.cur.col++;
961 else
962 {
963 line->l = ncol;
964 if (screen.flags & Screen_Autowrap)
965 screen.flags |= Screen_WrapNext;
966
967 goto end_of_line;
875 } 968 }
969
970 c = NOCHAR;
876 } 971 }
972 while (ecb_unlikely (--width > 0));
877 973
878 if (R->screen.cur.col < last_col - 1) 974 // pad with spaces when overwriting wide character with smaller one
879 R->screen.cur.col++; 975 for (int c = screen.cur.col; ecb_unlikely (c < ncol && line->t[c] == NOCHAR); c++)
880 else { 976 {
881 R->screen.tlen[row] = last_col; 977 line->t[c] = ' ';
882 if (R->screen.flags & Screen_Autowrap) 978 line->r[c] = rend;
883 R->screen.flags |= Screen_WrapNext; 979 }
884 }
885 }
886 if (R->screen.tlen[row] != -1) /* XXX: think about this */
887 MAX_IT(R->screen.tlen[row], R->screen.cur.col);
888 980
889/* 981end_of_line:
890 * If we wrote anywhere in the selected area, kill the selection 982 ;
891 * XXX: should we kill the mark too? Possibly, but maybe that 983 }
892 * should be a similar check. 984#if ENABLE_COMBINING
893 */ 985 else // width == 0
894 if (clearsel) 986 {
895 CLEAR_SELECTION(R); 987 if (c != 0xfeff) // ignore BOM
988 {
989 // handle combining characters
990 // we just tag the accent on the previous on-screen character.
991 // this is arguably not correct, but also arguably not wrong.
992 // we don't handle double-width characters nicely yet.
993 line_t *linep;
994 text_t *tp;
995 rend_t *rp;
896 996
897#ifdef DEBUG_STRICT 997 if (screen.cur.col > 0)
998 {
999 linep = line;
1000 tp = line->t + screen.cur.col - 1;
1001 rp = line->r + screen.cur.col - 1;
1002 }
1003 else if (screen.cur.row > 0
1004 && ROW(screen.cur.row - 1).is_longer ())
1005 {
1006 linep = &ROW(screen.cur.row - 1);
1007 tp = line->t + ncol - 1;
1008 rp = line->r + ncol - 1;
1009 }
1010 else
1011 continue;
1012
1013 linep->touch ();
1014
1015 while (*tp == NOCHAR && tp > linep->t)
1016 tp--, rp--;
1017
1018 // first try to find a precomposed character
1019 unicode_t n = rxvt_compose (*tp, c);
1020 if (n == NOCHAR)
1021 n = rxvt_composite.compose (*tp, c);
1022
1023 *tp = n;
1024 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
1025 }
1026 }
1027#endif
1028 }
1029
1030 max_it (line->l, screen.cur.col);
1031
898 assert(R->screen.cur.row >= 0); 1032 assert (screen.cur.row >= 0);
899#else /* drive with your eyes closed */
900 MAX_IT(R->screen.cur.row, 0);
901#endif
902} 1033}
903 1034
904/* ------------------------------------------------------------------------- */ 1035/* ------------------------------------------------------------------------- */
905/* 1036/*
906 * Process Backspace. Move back the cursor back a position, wrap if have to 1037 * Process Backspace. Move back the cursor back a position, wrap if have to
907 * XTERM_SEQ: CTRL-H 1038 * XTERM_SEQ: CTRL-H
908 */ 1039 */
909/* EXTPROTO */
910void 1040void
911rxvt_scr_backspace(pR) 1041rxvt_term::scr_backspace () NOTHROW
912{ 1042{
913 RESET_CHSTAT(R->h);
914 R->h->want_refresh = 1;
915 if (R->screen.cur.col == 0) { 1043 if (screen.cur.col == 0)
1044 {
916 if (R->screen.cur.row > 0) { 1045 if (screen.cur.row > 0)
1046 {
917#ifdef TERMCAP_HAS_BW 1047#ifdef TERMCAP_HAS_BW
918 R->screen.cur.col = R->TermWin.ncol - 1; 1048 screen.cur.col = ncol - 1;
919 R->screen.cur.row--; 1049 --screen.cur.row;
920 return; 1050
1051 want_refresh = 1;
921#endif 1052#endif
922 } 1053 }
1054 }
923 } else if ((R->screen.flags & Screen_WrapNext) == 0) 1055 else if (screen.flags & Screen_WrapNext)
924 rxvt_scr_gotorc(aR_ 0, -1, RELATIVE);
925 R->screen.flags &= ~Screen_WrapNext; 1056 screen.flags &= ~Screen_WrapNext;
1057 else
1058 scr_gotorc (0, -1, RELATIVE);
926} 1059}
927 1060
928/* ------------------------------------------------------------------------- */ 1061/* ------------------------------------------------------------------------- */
929/* 1062/*
930 * Process Horizontal Tab 1063 * Process Horizontal Tab
931 * count: +ve = forward; -ve = backwards 1064 * count: +ve = forward; -ve = backwards
932 * XTERM_SEQ: CTRL-I 1065 * XTERM_SEQ: CTRL-I
933 */ 1066 */
934/* EXTPROTO */
935void 1067void
936rxvt_scr_tab(pR_ int count) 1068rxvt_term::scr_tab (int count, bool ht) NOTHROW
937{ 1069{
938 int i, x; 1070 int i, x;
939 1071
940 D_SCREEN((stderr, "rxvt_scr_tab(%d)", count));
941 R->h->want_refresh = 1; 1072 want_refresh = 1;
942 RESET_CHSTAT(R->h);
943 i = x = R->screen.cur.col; 1073 i = x = screen.cur.col;
1074
944 if (count == 0) 1075 if (count == 0)
945 return; 1076 return;
946 else if (count > 0) { 1077 else if (count > 0)
947 for (; ++i < R->TermWin.ncol; ) 1078 {
1079 line_t &l = ROW(screen.cur.row);
1080 rend_t base_rend = l.r[i];
1081 ht &= l.t[i] == ' ';
1082
1083 for (; ++i < ncol; )
948 if (R->tabs[i]) { 1084 if (tabs[i])
949 x = i; 1085 {
950 if (!--count) 1086 x = i;
951 break; 1087
1088 if (!--count)
1089 break;
1090 }
1091 else
1092 ht &= l.t[i] == ' '
1093 && RS_SAME (l.r[i], base_rend);
1094
1095 if (count)
1096 x = ncol - 1;
1097
1098 // store horizontal tab commands as characters inside the text
1099 // buffer so they can be selected and pasted.
1100 if (ht && option (Opt_pastableTabs))
1101 {
1102 base_rend = SET_FONT (base_rend, 0);
1103
1104 l.touch (x);
1105
1106 i = screen.cur.col;
1107
1108 l.t[i] = '\t';
1109 l.r[i] = base_rend;
1110
1111 while (++i < x)
1112 {
1113 l.t[i] = NOCHAR;
1114 l.r[i] = base_rend;
1115 }
1116 }
952 } 1117 }
953 if (count)
954 x = R->TermWin.ncol - 1;
955 } else /* if (count < 0) */ { 1118 else /* if (count < 0) */
1119 {
956 for (; --i >= 0; ) 1120 for (; --i >= 0; )
957 if (R->tabs[i]) { 1121 if (tabs[i])
958 x = i; 1122 {
959 if (!++count) 1123 x = i;
960 break; 1124 if (!++count)
1125 break;
1126 }
1127
1128 if (count)
1129 x = 0;
961 } 1130 }
962 if (count) 1131
963 x = 0;
964 }
965 if (x != R->screen.cur.col) 1132 if (x != screen.cur.col)
966 rxvt_scr_gotorc(aR_ 0, x, R_RELATIVE); 1133 scr_gotorc (0, x, R_RELATIVE);
967} 1134}
968 1135
969/* ------------------------------------------------------------------------- */ 1136/* ------------------------------------------------------------------------- */
970/* 1137/*
971 * Process DEC Back Index 1138 * Process DEC Back Index
972 * XTERM_SEQ: ESC 6 1139 * XTERM_SEQ: ESC 6
973 * Move cursor left in row. If we're at the left boundary, shift everything 1140 * Move cursor left in row. If we're at the left boundary, shift everything
974 * in that row right. Clear left column. 1141 * in that row right. Clear left column.
975 */ 1142 */
976#ifndef NO_FRILLS 1143#if !ENABLE_MINIMAL
977/* EXTPROTO */
978void 1144void
979rxvt_scr_backindex(pR) 1145rxvt_term::scr_backindex () NOTHROW
980{ 1146{
981 if (R->screen.cur.col > 0) 1147 if (screen.cur.col > 0)
982 rxvt_scr_gotorc(aR_ 0, -1, R_RELATIVE | C_RELATIVE); 1148 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
983 else { 1149 else
984 if (R->screen.tlen[R->screen.cur.row + R->TermWin.saveLines] == 0)
985 return; /* um, yeah? */
986 rxvt_scr_insdel_chars(aR_ 1, INSERT); 1150 scr_insdel_chars (1, INSERT);
987 }
988} 1151}
989#endif 1152#endif
990/* ------------------------------------------------------------------------- */ 1153/* ------------------------------------------------------------------------- */
991/* 1154/*
992 * Process DEC Forward Index 1155 * Process DEC Forward Index
993 * XTERM_SEQ: ESC 9 1156 * XTERM_SEQ: ESC 9
994 * Move cursor right in row. If we're at the right boundary, shift everything 1157 * Move cursor right in row. If we're at the right boundary, shift everything
995 * in that row left. Clear right column. 1158 * in that row left. Clear right column.
996 */ 1159 */
997#ifndef NO_FRILLS 1160#if !ENABLE_MINIMAL
998/* EXTPROTO */
999void 1161void
1000rxvt_scr_forwardindex(pR) 1162rxvt_term::scr_forwardindex () NOTHROW
1001{ 1163{
1002 int row;
1003
1004 if (R->screen.cur.col < R->TermWin.ncol - 1) 1164 if (screen.cur.col < ncol - 1)
1005 rxvt_scr_gotorc(aR_ 0, 1, R_RELATIVE | C_RELATIVE); 1165 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1006 else { 1166 else
1007 row = R->screen.cur.row + R->TermWin.saveLines; 1167 {
1008 if (R->screen.tlen[row] == 0) 1168 line_t &l = ROW(screen.cur.row);
1009 return; /* um, yeah? */ 1169
1010 else if (R->screen.tlen[row] == -1) 1170 l.touch ();
1011 R->screen.tlen[row] = R->TermWin.ncol; 1171 l.is_longer (0);
1172
1012 rxvt_scr_gotorc(aR_ 0, 0, R_RELATIVE); 1173 scr_gotorc (0, 0, R_RELATIVE);
1013 rxvt_scr_insdel_chars(aR_ 1, DELETE); 1174 scr_insdel_chars (1, DELETE);
1014 rxvt_scr_gotorc(aR_ 0, R->TermWin.ncol - 1, R_RELATIVE); 1175 scr_gotorc (0, ncol - 1, R_RELATIVE);
1015 } 1176 }
1016} 1177}
1017#endif 1178#endif
1018 1179
1019/* ------------------------------------------------------------------------- */ 1180/* ------------------------------------------------------------------------- */
1020/* 1181/*
1021 * Goto Row/Column 1182 * Goto Row/Column
1022 */ 1183 */
1023/* EXTPROTO */
1024void 1184void
1025rxvt_scr_gotorc(pR_ int row, int col, int relative) 1185rxvt_term::scr_gotorc (int row, int col, int relative) NOTHROW
1026{ 1186{
1027 R->h->want_refresh = 1; 1187 want_refresh = 1;
1028 ZERO_SCROLLBACK(R); 1188 ZERO_SCROLLBACK ();
1029 RESET_CHSTAT(R->h);
1030#ifdef RXVT_GRAPHICS
1031 if (rxvt_Gr_Displayed(aR))
1032 rxvt_Gr_scroll(aR_ 0);
1033#endif
1034 1189
1035 D_SCREEN((stderr, "rxvt_scr_gotorc(r:%s%d,c:%s%d): from (r:%d,c:%d)", (relative & R_RELATIVE ? "+" : ""), row, (relative & C_RELATIVE ? "+" : ""), col, R->screen.cur.row, R->screen.cur.col));
1036
1037 R->screen.cur.col = ((relative & C_RELATIVE) ? (R->screen.cur.col + col) 1190 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
1038 : col); 1191 clamp_it (screen.cur.col, 0, ncol - 1);
1039 MAX_IT(R->screen.cur.col, 0);
1040 MIN_IT(R->screen.cur.col, (int32_t)R->TermWin.ncol - 1);
1041 1192
1042 R->screen.flags &= ~Screen_WrapNext; 1193 screen.flags &= ~Screen_WrapNext;
1194
1043 if (relative & R_RELATIVE) { 1195 if (relative & R_RELATIVE)
1044 if (row > 0) { 1196 {
1197 if (row > 0)
1198 {
1045 if (R->screen.cur.row <= R->screen.bscroll 1199 if (screen.cur.row <= screen.bscroll
1046 && (R->screen.cur.row + row) > R->screen.bscroll) 1200 && (screen.cur.row + row) > screen.bscroll)
1047 R->screen.cur.row = R->screen.bscroll; 1201 screen.cur.row = screen.bscroll;
1048 else 1202 else
1049 R->screen.cur.row += row; 1203 screen.cur.row += row;
1204 }
1050 } else if (row < 0) { 1205 else if (row < 0)
1206 {
1051 if (R->screen.cur.row >= R->screen.tscroll 1207 if (screen.cur.row >= screen.tscroll
1052 && (R->screen.cur.row + row) < R->screen.tscroll) 1208 && (screen.cur.row + row) < screen.tscroll)
1053 R->screen.cur.row = R->screen.tscroll; 1209 screen.cur.row = screen.tscroll;
1210 else
1211 screen.cur.row += row;
1212 }
1213 }
1214 else
1215 {
1216 if (screen.flags & Screen_Relative)
1217 {
1218 /* relative origin mode */
1219 screen.cur.row = row + screen.tscroll;
1220 min_it (screen.cur.row, screen.bscroll);
1221 }
1054 else 1222 else
1055 R->screen.cur.row += row; 1223 screen.cur.row = row;
1056 }
1057 } else {
1058 if (R->screen.flags & Screen_Relative) { /* relative origin mode */
1059 R->screen.cur.row = row + R->screen.tscroll;
1060 MIN_IT(R->screen.cur.row, R->screen.bscroll);
1061 } else
1062 R->screen.cur.row = row;
1063 } 1224 }
1064 MAX_IT(R->screen.cur.row, 0);
1065 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1);
1066}
1067 1225
1226 clamp_it (screen.cur.row, 0, nrow - 1);
1227}
1228
1068/* ------------------------------------------------------------------------- */ 1229/* ------------------------------------------------------------------------- */
1069/* 1230/*
1070 * direction should be UP or DN 1231 * direction should be UP or DN
1071 */ 1232 */
1072/* EXTPROTO */
1073void 1233void
1074rxvt_scr_index(pR_ enum page_dirn direction) 1234rxvt_term::scr_index (enum page_dirn direction) NOTHROW
1075{ 1235{
1076 int dirn; 1236 int dirn;
1077 1237
1078 R->h->want_refresh = 1; 1238 want_refresh = 1;
1239 ZERO_SCROLLBACK ();
1240
1079 dirn = ((direction == UP) ? 1 : -1); 1241 dirn = ((direction == UP) ? 1 : -1);
1080 D_SCREEN((stderr, "rxvt_scr_index(%d)", dirn));
1081 1242
1082 ZERO_SCROLLBACK(R);
1083 RESET_CHSTAT(R->h);
1084
1085#ifdef RXVT_GRAPHICS
1086 if (rxvt_Gr_Displayed(aR))
1087 rxvt_Gr_scroll(aR_ 0);
1088#endif
1089
1090 R->screen.flags &= ~Screen_WrapNext; 1243 screen.flags &= ~Screen_WrapNext;
1244
1091 if ((R->screen.cur.row == R->screen.bscroll && direction == UP) 1245 if ((screen.cur.row == screen.bscroll && direction == UP)
1092 || (R->screen.cur.row == R->screen.tscroll && direction == DN)) 1246 || (screen.cur.row == screen.tscroll && direction == DN))
1093 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, dirn, 0); 1247 scr_scroll_text (screen.tscroll, screen.bscroll, dirn);
1094 else 1248 else
1095 R->screen.cur.row += dirn; 1249 screen.cur.row += dirn;
1096 MAX_IT(R->screen.cur.row, 0); 1250
1097 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1251 clamp_it (screen.cur.row, 0, nrow - 1);
1098 rxvt_selection_check(aR_ 0); 1252 selection_check (0);
1099} 1253}
1100 1254
1101/* ------------------------------------------------------------------------- */ 1255/* ------------------------------------------------------------------------- */
1102/* 1256/*
1103 * Erase part or whole of a line 1257 * Erase part or whole of a line
1104 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1258 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1105 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1259 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1106 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1260 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1261 * extension: clear to right unless wrapped: ESC [ 3 K
1107 */ 1262 */
1108/* EXTPROTO */
1109void 1263void
1110rxvt_scr_erase_line(pR_ int mode) 1264rxvt_term::scr_erase_line (int mode) NOTHROW
1111{ 1265{
1112 unsigned int row, col, num; 1266 unsigned int col, num;
1113 1267
1114 R->h->want_refresh = 1; 1268 want_refresh = 1;
1115 D_SCREEN((stderr, "rxvt_scr_erase_line(%d) at screen row: %d", mode, R->screen.cur.row));
1116 ZERO_SCROLLBACK(R); 1269 ZERO_SCROLLBACK ();
1117 RESET_CHSTAT(R->h);
1118 1270
1119#ifdef RXVT_GRAPHICS
1120 if (rxvt_Gr_Displayed(aR))
1121 rxvt_Gr_scroll(aR_ 0);
1122#endif
1123
1124 rxvt_selection_check(aR_ 1); 1271 selection_check (1);
1125 1272
1126 R->screen.flags &= ~Screen_WrapNext; 1273 line_t &line = ROW(screen.cur.row);
1127 1274
1128 row = R->TermWin.saveLines + R->screen.cur.row; 1275 line.touch ();
1276 line.is_longer (0);
1277
1129 switch (mode) { 1278 switch (mode)
1130 case 0: /* erase to end of line */ 1279 {
1280 case 3:
1281 if (screen.flags & Screen_WrapNext)
1282 return;
1283
1284 /* fall through */
1285
1286 case 0: /* erase to end of line */
1131 col = R->screen.cur.col; 1287 col = screen.cur.col;
1132 num = R->TermWin.ncol - col; 1288 num = ncol - col;
1133 MIN_IT(R->screen.tlen[row], (int16_t)col); 1289 min_it (line.l, col);
1290
1134 if (ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur) 1291 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1135 || ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.end, R->screen.cur)) 1292 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1136 CLEAR_SELECTION(R); 1293 CLEAR_SELECTION ();
1137 break; 1294 break;
1295
1138 case 1: /* erase to beginning of line */ 1296 case 1: /* erase to beginning of line */
1139 col = 0; 1297 col = 0;
1140 num = R->screen.cur.col + 1; 1298 num = screen.cur.col + 1;
1299
1141 if (ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.beg, R->screen.cur) 1300 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur)
1142 || ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.end, R->screen.cur)) 1301 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1143 CLEAR_SELECTION(R); 1302 CLEAR_SELECTION ();
1144 break; 1303 break;
1145 case 2: /* erase whole line */ 1304
1146 col = 0; 1305 case 2: /* erase whole line */
1147 num = R->TermWin.ncol; 1306 col = 0;
1148 R->screen.tlen[row] = 0; 1307 num = ncol;
1308 line.l = 0;
1149 if (R->selection.beg.row <= R->screen.cur.row 1309 if (selection.beg.row <= screen.cur.row
1150 && R->selection.end.row >= R->screen.cur.row) 1310 && selection.end.row >= screen.cur.row)
1151 CLEAR_SELECTION(R); 1311 CLEAR_SELECTION ();
1152 break; 1312 break;
1153 default: 1313 default:
1154 return; 1314 return;
1155 } 1315 }
1156 if (R->screen.text[row])
1157 rxvt_blank_line(aR_
1158 &(R->screen.text[row][col]),
1159 &(R->screen.rend[row][col]), num, R->h->rstyle);
1160 else
1161 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend, row,
1162 R->h->rstyle);
1163}
1164 1316
1317 scr_blank_line (line, col, num, rstyle);
1318}
1319
1165/* ------------------------------------------------------------------------- */ 1320/* ------------------------------------------------------------------------- */
1166/* 1321/*
1167 * Erase part of whole of the screen 1322 * Erase part or whole of the screen
1168 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1323 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1169 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1324 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1170 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1325 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1171 */ 1326 */
1172/* EXTPROTO */
1173void 1327void
1174rxvt_scr_erase_screen(pR_ int mode) 1328rxvt_term::scr_erase_screen (int mode) NOTHROW
1175{ 1329{
1176 int num; 1330 int num;
1177 int32_t row, row_offset; 1331 int32_t row;
1178 rend_t ren; 1332 rend_t ren;
1179 XGCValues gcvalue; 1333 XGCValues gcvalue;
1180 1334
1181 R->h->want_refresh = 1; 1335 want_refresh = 1;
1182 D_SCREEN((stderr, "rxvt_scr_erase_screen(%d) at screen row: %d", mode, R->screen.cur.row));
1183 ZERO_SCROLLBACK(R); 1336 ZERO_SCROLLBACK ();
1184 RESET_CHSTAT(R->h);
1185 row_offset = (int32_t)R->TermWin.saveLines;
1186 1337
1187 switch (mode) { 1338 switch (mode)
1339 {
1188 case 0: /* erase to end of screen */ 1340 case 0: /* erase to end of screen */
1189 rxvt_selection_check(aR_ 1); 1341 scr_erase_line (0);
1190 rxvt_scr_erase_line(aR_ 0);
1191 row = R->screen.cur.row + 1; /* possible OOB */ 1342 row = screen.cur.row + 1; /* possible OOB */
1192 num = R->TermWin.nrow - row; 1343 num = nrow - row;
1193 break; 1344 break;
1194 case 1: /* erase to beginning of screen */ 1345 case 1: /* erase to beginning of screen */
1195 rxvt_selection_check(aR_ 3); 1346 scr_erase_line (1);
1196 rxvt_scr_erase_line(aR_ 1); 1347 row = 0;
1197 row = 0;
1198 num = R->screen.cur.row; 1348 num = screen.cur.row;
1199 break; 1349 break;
1200 case 2: /* erase whole screen */ 1350 case 2: /* erase whole screen */
1201 rxvt_selection_check(aR_ 3); 1351 row = 0;
1202#ifdef RXVT_GRAPHICS 1352 num = nrow;
1203 rxvt_Gr_ClearScreen(aR); 1353 break;
1204#endif
1205 row = 0;
1206 num = R->TermWin.nrow;
1207 break;
1208 default: 1354 default:
1209 return; 1355 return;
1210 } 1356 }
1211 R->h->refresh_type |= REFRESH_BOUNDS; 1357
1212 if (R->selection.op && R->h->current_screen == R->selection.screen 1358 if (selection.op && current_screen == selection.screen
1213 && ((R->selection.beg.row >= row && R->selection.beg.row <= row + num) 1359 && ((selection.beg.row >= row && selection.beg.row <= row + num)
1214 || (R->selection.end.row >= row 1360 || (selection.end.row >= row
1215 && R->selection.end.row <= row + num))) 1361 && selection.end.row <= row + num)))
1216 CLEAR_SELECTION(R); 1362 CLEAR_SELECTION ();
1363
1217 if (row >= R->TermWin.nrow) /* Out Of Bounds */ 1364 if (row >= nrow) /* Out Of Bounds */
1218 return; 1365 return;
1219 MIN_IT(num, (R->TermWin.nrow - row)); 1366
1367 min_it (num, nrow - row);
1368
1220 if (R->h->rstyle & (RS_RVid | RS_Uline)) 1369 if (rstyle & (RS_Blink | RS_RVid | RS_Uline))
1221 ren = (rend_t) ~RS_None; 1370 ren = (rend_t) ~RS_None;
1222 else if (GET_BASEBG(R->h->rstyle) == Color_bg) { 1371 else if (GET_BASEBG (rstyle) == Color_bg)
1372 {
1223 ren = DEFAULT_RSTYLE; 1373 ren = DEFAULT_RSTYLE;
1224 CLEAR_ROWS(row, num); 1374
1225 } else { 1375 if (mapped)
1376 XClearArea (dpy, vt, 0,
1377 Row2Pixel (row - view_start), (unsigned int)vt_width,
1378 (unsigned int)Height2Pixel (num), False);
1379 }
1380 else
1381 {
1226 ren = (R->h->rstyle & (RS_fgMask | RS_bgMask)); 1382 ren = rstyle & (RS_fgMask | RS_bgMask);
1227 gcvalue.foreground = R->PixColors[GET_BGCOLOR(R->h->rstyle)]; 1383
1228 XChangeGC(R->Xdisplay, R->TermWin.gc, GCForeground, &gcvalue); 1384 if (mapped)
1229 ERASE_ROWS(row, num); 1385 {
1386 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1387 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1388 XFillRectangle (dpy, vt, gc,
1389 0, Row2Pixel (row - view_start),
1390 (unsigned int)vt_width,
1391 (unsigned int)Height2Pixel (num));
1230 gcvalue.foreground = R->PixColors[Color_fg]; 1392 gcvalue.foreground = pix_colors[Color_fg];
1231 XChangeGC(R->Xdisplay, R->TermWin.gc, GCForeground, &gcvalue); 1393 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1394 }
1232 } 1395 }
1396
1233 for (; num--; row++) { 1397 for (; num--; row++)
1234 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend,
1235 (unsigned int)(row + row_offset), R->h->rstyle);
1236 R->screen.tlen[row + row_offset] = 0;
1237 rxvt_blank_line(aR_
1238 R->drawn_text[row], R->drawn_rend[row],
1239 (unsigned int)R->TermWin.ncol, ren);
1240 } 1398 {
1399 scr_blank_screen_mem (ROW(row), rstyle);
1400
1401 if (row - view_start < nrow)
1402 scr_blank_line (drawn_buf [row - view_start], 0, ncol, ren);
1403 }
1241} 1404}
1405
1406#if !ENABLE_MINIMAL
1407void
1408rxvt_term::scr_erase_savelines () NOTHROW
1409{
1410 want_refresh = 1;
1411 ZERO_SCROLLBACK ();
1412
1413 top_row = 0;
1414}
1415#endif
1242 1416
1243/* ------------------------------------------------------------------------- */ 1417/* ------------------------------------------------------------------------- */
1244/* 1418/*
1245 * Fill the screen with `E's 1419 * Fill the screen with `E's
1246 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1420 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1247 */ 1421 */
1248/* EXTPROTO */
1249void 1422void
1250rxvt_scr_E(pR) 1423rxvt_term::scr_E () NOTHROW
1251{ 1424{
1252 int i, j, k; 1425 rend_t fs;
1253 rend_t *r1, fs;
1254 1426
1255 R->h->want_refresh = 1; 1427 want_refresh = 1;
1256 R->h->num_scr_allow = 0;
1257 ZERO_SCROLLBACK(R); 1428 ZERO_SCROLLBACK ();
1258 RESET_CHSTAT(R->h);
1259 rxvt_selection_check(aR_ 3);
1260 1429
1261 fs = SET_FONT (R->h->rstyle, R->TermWin.fontset->find_font ('E')); 1430 num_scr_allow = 0;
1262 for (k = R->TermWin.saveLines, i = R->TermWin.nrow; i--; k++) { 1431
1263 R->screen.tlen[k] = R->TermWin.ncol; /* make the `E's selectable */ 1432 row_col_t pos;
1264 fill_text (R->screen.text[k], 'E', R->TermWin.ncol); 1433 pos.row = pos.col = 0;
1265 for (r1 = R->screen.rend[k], j = R->TermWin.ncol; j--; ) 1434 if (ROWCOL_IS_AFTER (selection.end, pos))
1435 CLEAR_SELECTION ();
1436
1437 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1438 for (int row = nrow; row--; )
1439 {
1440 line_t &line = ROW(row);
1441
1442 fill_text (line.t, 'E', ncol);
1443 rend_t *r1 = line.r;
1444
1445 for (int j = ncol; j--; )
1266 *r1++ = fs; 1446 *r1++ = fs;
1447
1448 line.is_longer (0);
1449 line.touch (ncol);
1267 } 1450 }
1268} 1451}
1269 1452
1270/* ------------------------------------------------------------------------- */ 1453/* ------------------------------------------------------------------------- */
1271/* 1454/*
1272 * Insert/Delete <count> lines 1455 * Insert/Delete <count> lines
1273 */ 1456 */
1274/* EXTPROTO */
1275void 1457void
1276rxvt_scr_insdel_lines(pR_ int count, int insdel) 1458rxvt_term::scr_insdel_lines (int count, int insdel) NOTHROW
1277{ 1459{
1278 int end; 1460 int end;
1279 1461
1280 ZERO_SCROLLBACK(R); 1462 ZERO_SCROLLBACK ();
1281 RESET_CHSTAT(R->h);
1282 1463
1283#ifdef RXVT_GRAPHICS
1284 if (rxvt_Gr_Displayed(aR))
1285 rxvt_Gr_scroll(aR_ 0);
1286#endif
1287
1288 rxvt_selection_check(aR_ 1); 1464 selection_check (1);
1289 1465
1290 if (R->screen.cur.row > R->screen.bscroll) 1466 if (screen.cur.row > screen.bscroll)
1291 return;
1292
1293 end = R->screen.bscroll - R->screen.cur.row + 1;
1294 if (count > end) {
1295 if (insdel == DELETE)
1296 return; 1467 return;
1468
1469 end = screen.bscroll - screen.cur.row + 1;
1470 if (count > end)
1471 {
1472 if (insdel == DELETE)
1473 return;
1297 else if (insdel == INSERT) 1474 else if (insdel == INSERT)
1298 count = end; 1475 count = end;
1299 } 1476 }
1300 R->screen.flags &= ~Screen_WrapNext;
1301 1477
1478 scr_do_wrap ();
1479
1302 rxvt_scroll_text(aR_ R->screen.cur.row, R->screen.bscroll, insdel * count, 1480 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count);
1303 0);
1304} 1481}
1305 1482
1306/* ------------------------------------------------------------------------- */ 1483/* ------------------------------------------------------------------------- */
1307/* 1484/*
1308 * Insert/Delete <count> characters from the current position 1485 * Insert/Delete <count> characters from the current position
1309 */ 1486 */
1310/* EXTPROTO */
1311void 1487void
1312rxvt_scr_insdel_chars(pR_ int count, int insdel) 1488rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW
1313{ 1489{
1314 int col, row;
1315 rend_t tr;
1316 text_t *stp;
1317 rend_t *srp;
1318 int16_t *slp;
1319
1320 R->h->want_refresh = 1; 1490 want_refresh = 1;
1321 ZERO_SCROLLBACK(R); 1491 ZERO_SCROLLBACK ();
1322#if 0
1323 RESET_CHSTAT(R->h);
1324#endif
1325 1492
1326#ifdef RXVT_GRAPHICS
1327 if (rxvt_Gr_Displayed(aR))
1328 rxvt_Gr_scroll(aR_ 0);
1329#endif
1330
1331 if (count <= 0) 1493 if (count <= 0)
1332 return; 1494 return;
1333 1495
1496 scr_do_wrap ();
1497
1334 rxvt_selection_check(aR_ 1); 1498 selection_check (1);
1335 MIN_IT(count, (R->TermWin.ncol - R->screen.cur.col)); 1499 min_it (count, ncol - screen.cur.col);
1336 1500
1337 row = R->screen.cur.row + R->TermWin.saveLines; 1501 int row = screen.cur.row;
1338 R->screen.flags &= ~Screen_WrapNext;
1339 1502
1340 stp = R->screen.text[row]; 1503 line_t *line = &ROW(row);
1341 srp = R->screen.rend[row]; 1504
1342 slp = &(R->screen.tlen[row]); 1505 line->touch ();
1506 line->is_longer (0);
1507
1508 // nuke wide spanning the start
1509 if (line->t[screen.cur.col] == NOCHAR)
1510 scr_kill_char (*line, screen.cur.col);
1511
1343 switch (insdel) { 1512 switch (insdel)
1513 {
1344 case INSERT: 1514 case INSERT:
1345 for (col = R->TermWin.ncol - 1; (col - count) >= R->screen.cur.col; 1515 line->l = min (line->l + count, ncol);
1346 col--) { 1516
1347 stp[col] = stp[col - count]; 1517 if (line->t[screen.cur.col] == NOCHAR)
1348 srp[col] = srp[col - count]; 1518 scr_kill_char (*line, screen.cur.col);
1349 } 1519
1350 if (*slp != -1) { 1520 for (int col = ncol - 1; (col - count) >= screen.cur.col; col--)
1351 *slp += count; 1521 {
1352 MIN_IT(*slp, R->TermWin.ncol); 1522 line->t[col] = line->t[col - count];
1353 } 1523 line->r[col] = line->r[col - count];
1524 }
1525
1354 if (R->selection.op && R->h->current_screen == R->selection.screen 1526 if (selection.op && current_screen == selection.screen
1355 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1527 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1528 {
1356 if (R->selection.end.row != R->screen.cur.row 1529 if (selection.end.row != screen.cur.row
1357 || (R->selection.end.col + count >= R->TermWin.ncol)) 1530 || (selection.end.col + count >= ncol))
1358 CLEAR_SELECTION(R); 1531 CLEAR_SELECTION ();
1359 else { /* shift selection */ 1532 else
1360 R->selection.beg.col += count; 1533 {
1534 /* shift selection */
1535 selection.beg.col += count;
1361 R->selection.mark.col += count; /* XXX: yes? */ 1536 selection.mark.col += count; /* XXX: yes? */
1362 R->selection.end.col += count; 1537 selection.end.col += count;
1363 } 1538 }
1364 } 1539 }
1365 rxvt_blank_line(aR_ &(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1540
1366 (unsigned int)count, R->h->rstyle); 1541 scr_blank_line (*line, screen.cur.col, count, rstyle);
1367 break; 1542 break;
1543
1368 case ERASE: 1544 case ERASE:
1369 R->screen.cur.col += count; /* don't worry if > R->TermWin.ncol */ 1545 screen.cur.col += count; /* don't worry if > ncol */
1370 rxvt_selection_check(aR_ 1); 1546 selection_check (1);
1371 R->screen.cur.col -= count; 1547 screen.cur.col -= count;
1372 rxvt_blank_line(aR_ &(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1548
1373 (unsigned int)count, R->h->rstyle); 1549 // nuke wide char after the end
1374 break; 1550 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1551 scr_kill_char (*line, screen.cur.col + count);
1552
1553 scr_blank_line (*line, screen.cur.col, count, rstyle);
1554 break;
1555
1375 case DELETE: 1556 case DELETE:
1376 tr = srp[R->TermWin.ncol - 1] 1557 line->l = max (line->l - count, 0);
1377 & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1558
1559 // nuke wide char spanning the end
1560 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1561 scr_kill_char (*line, screen.cur.col + count);
1562
1378 for (col = R->screen.cur.col; (col + count) < R->TermWin.ncol; col++) { 1563 for (int col = screen.cur.col; (col + count) < ncol; col++)
1379 stp[col] = stp[col + count]; 1564 {
1380 srp[col] = srp[col + count]; 1565 line->t[col] = line->t[col + count];
1381 } 1566 line->r[col] = line->r[col + count];
1382 rxvt_blank_line(aR_ 1567 }
1383 &(stp[R->TermWin.ncol - count]), 1568
1384 &(srp[R->TermWin.ncol - count]), 1569 scr_blank_line (*line, ncol - count, count, rstyle);
1385 (unsigned int)count, tr); 1570
1386 if (*slp == -1) /* break line continuation */
1387 *slp = R->TermWin.ncol;
1388 *slp -= count;
1389 MAX_IT(*slp, 0);
1390 if (R->selection.op && R->h->current_screen == R->selection.screen 1571 if (selection.op && current_screen == selection.screen
1391 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1572 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1573 {
1392 if (R->selection.end.row != R->screen.cur.row 1574 if (selection.end.row != screen.cur.row
1393 || (R->screen.cur.col >= R->selection.beg.col - count) 1575 || (screen.cur.col >= selection.beg.col - count)
1394 || R->selection.end.col >= R->TermWin.ncol) 1576 || selection.end.col >= ncol)
1395 CLEAR_SELECTION(R); 1577 CLEAR_SELECTION ();
1396 else { 1578 else
1397 /* shift selection */ 1579 {
1398 R->selection.beg.col -= count; 1580 /* shift selection */
1581 selection.beg.col -= count;
1399 R->selection.mark.col -= count; /* XXX: yes? */ 1582 selection.mark.col -= count; /* XXX: yes? */
1400 R->selection.end.col -= count; 1583 selection.end.col -= count;
1401 } 1584 }
1402 } 1585 }
1403 break; 1586
1587 break;
1404 } 1588 }
1405} 1589}
1406 1590
1407/* ------------------------------------------------------------------------- */ 1591/* ------------------------------------------------------------------------- */
1408/* 1592/*
1409 * Set the scrolling region 1593 * Set the scrolling region
1410 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1594 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1411 */ 1595 */
1412/* EXTPROTO */
1413void 1596void
1414rxvt_scr_scroll_region(pR_ int top, int bot) 1597rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1415{ 1598{
1416 MAX_IT(top, 0); 1599 max_it (top, 0);
1417 MIN_IT(bot, (int)R->TermWin.nrow - 1); 1600 min_it (bot, nrow - 1);
1601
1418 if (top > bot) 1602 if (top > bot)
1419 return; 1603 return;
1604
1420 R->screen.tscroll = top; 1605 screen.tscroll = top;
1421 R->screen.bscroll = bot; 1606 screen.bscroll = bot;
1422 rxvt_scr_gotorc(aR_ 0, 0, 0); 1607 scr_gotorc (0, 0, 0);
1423} 1608}
1424 1609
1425/* ------------------------------------------------------------------------- */ 1610/* ------------------------------------------------------------------------- */
1426/* 1611/*
1427 * Make the cursor visible/invisible 1612 * Make the cursor visible/invisible
1428 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1613 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1429 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1614 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1430 */ 1615 */
1431/* EXTPROTO */
1432void 1616void
1433rxvt_scr_cursor_visible(pR_ int mode) 1617rxvt_term::scr_cursor_visible (int mode) NOTHROW
1434{ 1618{
1435 R->h->want_refresh = 1; 1619 want_refresh = 1;
1620
1436 if (mode) 1621 if (mode)
1437 R->screen.flags |= Screen_VisibleCursor; 1622 screen.flags |= Screen_VisibleCursor;
1438 else 1623 else
1439 R->screen.flags &= ~Screen_VisibleCursor; 1624 screen.flags &= ~Screen_VisibleCursor;
1440} 1625}
1441 1626
1442/* ------------------------------------------------------------------------- */ 1627/* ------------------------------------------------------------------------- */
1443/* 1628/*
1444 * Set/unset automatic wrapping 1629 * Set/unset automatic wrapping
1445 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1630 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1446 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1631 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1447 */ 1632 */
1448/* EXTPROTO */
1449void 1633void
1450rxvt_scr_autowrap(pR_ int mode) 1634rxvt_term::scr_autowrap (int mode) NOTHROW
1451{ 1635{
1452 if (mode) 1636 if (mode)
1453 R->screen.flags |= Screen_Autowrap; 1637 screen.flags |= Screen_Autowrap;
1454 else 1638 else
1455 R->screen.flags &= ~(Screen_Autowrap | Screen_WrapNext); 1639 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
1456} 1640}
1457 1641
1458/* ------------------------------------------------------------------------- */ 1642/* ------------------------------------------------------------------------- */
1459/* 1643/*
1460 * Set/unset margin origin mode 1644 * Set/unset margin origin mode
… …
1463 * Relative mode: line numbers are relative to top margin of scrolling region 1647 * Relative mode: line numbers are relative to top margin of scrolling region
1464 * and the cursor cannot be moved outside. 1648 * and the cursor cannot be moved outside.
1465 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1649 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1466 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1650 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1467 */ 1651 */
1468/* EXTPROTO */
1469void 1652void
1470rxvt_scr_relative_origin(pR_ int mode) 1653rxvt_term::scr_relative_origin (int mode) NOTHROW
1471{ 1654{
1472 if (mode) 1655 if (mode)
1473 R->screen.flags |= Screen_Relative; 1656 screen.flags |= Screen_Relative;
1474 else 1657 else
1475 R->screen.flags &= ~Screen_Relative; 1658 screen.flags &= ~Screen_Relative;
1659
1476 rxvt_scr_gotorc(aR_ 0, 0, 0); 1660 scr_gotorc (0, 0, 0);
1477} 1661}
1478 1662
1479/* ------------------------------------------------------------------------- */ 1663/* ------------------------------------------------------------------------- */
1480/* 1664/*
1481 * Set insert/replace mode 1665 * Set insert/replace mode
1482 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1666 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1483 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1667 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1484 */ 1668 */
1485/* EXTPROTO */
1486void 1669void
1487rxvt_scr_insert_mode(pR_ int mode) 1670rxvt_term::scr_insert_mode (int mode) NOTHROW
1488{ 1671{
1489 if (mode) 1672 if (mode)
1490 R->screen.flags |= Screen_Insert; 1673 screen.flags |= Screen_Insert;
1491 else 1674 else
1492 R->screen.flags &= ~Screen_Insert; 1675 screen.flags &= ~Screen_Insert;
1493} 1676}
1494 1677
1495/* ------------------------------------------------------------------------- */ 1678/* ------------------------------------------------------------------------- */
1496/* 1679/*
1497 * Set/Unset tabs 1680 * Set/Unset tabs
1498 * XTERM_SEQ: Set tab at current column : ESC H 1681 * XTERM_SEQ: Set tab at current column : ESC H
1499 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1682 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1500 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1683 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1501 */ 1684 */
1502/* EXTPROTO */
1503void 1685void
1504rxvt_scr_set_tab(pR_ int mode) 1686rxvt_term::scr_set_tab (int mode) NOTHROW
1505{ 1687{
1506 if (mode < 0) 1688 if (mode < 0)
1507 MEMSET(R->tabs, 0, R->TermWin.ncol * sizeof(char)); 1689 memset (tabs, 0, ncol);
1508 else if (R->screen.cur.col < R->TermWin.ncol) 1690 else if (screen.cur.col < ncol)
1509 R->tabs[R->screen.cur.col] = (mode ? 1 : 0); 1691 tabs [screen.cur.col] = !!mode;
1510} 1692}
1511 1693
1512/* ------------------------------------------------------------------------- */ 1694/* ------------------------------------------------------------------------- */
1513/* 1695/*
1514 * Set reverse/normal video 1696 * Set reverse/normal video
1515 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1697 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1516 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1698 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1517 */ 1699 */
1518/* EXTPROTO */
1519void 1700void
1520rxvt_scr_rvideo_mode(pR_ int mode) 1701rxvt_term::scr_rvideo_mode (bool on) NOTHROW
1521{ 1702{
1703 rvideo_mode = on;
1704
1705#ifndef NO_BELL
1706 on ^= rvideo_bell;
1707#endif
1708
1709 if (rvideo_state != on)
1710 {
1711 rvideo_state = on;
1712
1713 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1714#ifdef HAVE_BG_PIXMAP
1715 if (bg_pixmap == None)
1716#endif
1717 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1718
1522 XGCValues gcvalue; 1719 XGCValues gcvalue;
1523
1524 if (R->h->rvideo != mode) {
1525 R->h->rvideo = mode;
1526 SWAP_IT(R->PixColors[Color_fg], R->PixColors[Color_bg], rxvt_color);
1527#if defined(XPM_BACKGROUND)
1528 if (R->h->bgPixmap.pixmap == None)
1529#endif
1530#if defined(TRANSPARENT)
1531 if (!(R->Options & Opt_transparent) || R->h->am_transparent == 0)
1532#endif
1533 XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
1534 R->PixColors[Color_bg]);
1535
1536 gcvalue.foreground = R->PixColors[Color_fg]; 1720 gcvalue.foreground = pix_colors[Color_fg];
1537 gcvalue.background = R->PixColors[Color_bg]; 1721 gcvalue.background = pix_colors[Color_bg];
1538 XChangeGC(R->Xdisplay, R->TermWin.gc, GCBackground | GCForeground, 1722 XChangeGC (dpy, gc, GCBackground | GCForeground, &gcvalue);
1539 &gcvalue); 1723
1540 rxvt_scr_clear(aR); 1724 scr_clear ();
1541 rxvt_scr_touch(aR_ True); 1725 scr_touch (true);
1542 } 1726 }
1543} 1727}
1544 1728
1545/* ------------------------------------------------------------------------- */ 1729/* ------------------------------------------------------------------------- */
1546/* 1730/*
1547 * Report current cursor position 1731 * Report current cursor position
1548 * XTERM_SEQ: Report position: ESC [ 6 n 1732 * XTERM_SEQ: Report position: ESC [ 6 n
1549 */ 1733 */
1550/* EXTPROTO */
1551void 1734void
1552rxvt_scr_report_position(pR) 1735rxvt_term::scr_report_position () NOTHROW
1553{ 1736{
1554 rxvt_tt_printf(aR_ "\033[%d;%dR", R->screen.cur.row + 1, 1737 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1555 R->screen.cur.col + 1);
1556} 1738}
1557 1739
1558/* ------------------------------------------------------------------------- * 1740/* ------------------------------------------------------------------------- *
1559 * FONTS * 1741 * FONTS *
1560 * ------------------------------------------------------------------------- */ 1742 * ------------------------------------------------------------------------- */
1561 1743
1562/* 1744/*
1563 * Set font style 1745 * Set font style
1564 */ 1746 */
1565/* INTPROTO */
1566void 1747void
1567rxvt_set_font_style(pR) 1748rxvt_term::set_font_style () NOTHROW
1568{ 1749{
1750#if 0
1569 switch (R->h->charsets[R->screen.charset]) { 1751 switch (charsets [screen.charset])
1752 {
1570 case '0': /* DEC Special Character & Line Drawing Set */ 1753 case '0': /* DEC Special Character & Line Drawing Set */
1571 break; 1754 break;
1572 case 'A': /* United Kingdom (UK) */ 1755 case 'A': /* United Kingdom (UK) */
1573 break; 1756 break;
1574 case 'B': /* United States (USASCII) */ 1757 case 'B': /* United States (USASCII) */
1575 break; 1758 break;
1576 case '<': /* Multinational character set */ 1759 case '<': /* Multinational character set */
1577 break; 1760 break;
1578 case '5': /* Finnish character set */ 1761 case '5': /* Finnish character set */
1579 break; 1762 break;
1580 case 'C': /* Finnish character set */ 1763 case 'C': /* Finnish character set */
1581 break; 1764 break;
1582 case 'K': /* German character set */ 1765 case 'K': /* German character set */
1583 break; 1766 break;
1584 } 1767 }
1768#endif
1585} 1769}
1586 1770
1587/* ------------------------------------------------------------------------- */ 1771/* ------------------------------------------------------------------------- */
1588/* 1772/*
1589 * Choose a font 1773 * Choose a font
1590 * XTERM_SEQ: Invoke G0 character set: CTRL-O 1774 * XTERM_SEQ: Invoke G0 character set: CTRL-O
1591 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1775 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1592 * XTERM_SEQ: Invoke G2 character set: ESC N 1776 * XTERM_SEQ: Invoke G2 character set: ESC N
1593 * XTERM_SEQ: Invoke G3 character set: ESC O 1777 * XTERM_SEQ: Invoke G3 character set: ESC O
1594 */ 1778 */
1595/* EXTPROTO */
1596void 1779void
1597rxvt_scr_charset_choose(pR_ int set) 1780rxvt_term::scr_charset_choose (int set) NOTHROW
1598{ 1781{
1599 R->screen.charset = set; 1782 screen.charset = set;
1600 rxvt_set_font_style(aR); 1783 set_font_style ();
1601} 1784}
1602 1785
1603/* ------------------------------------------------------------------------- */ 1786/* ------------------------------------------------------------------------- */
1604/* 1787/*
1605 * Set a font 1788 * Set a font
… …
1607 * XTERM_SEQ: Set G1 character set: ESC ) <C> 1790 * XTERM_SEQ: Set G1 character set: ESC ) <C>
1608 * XTERM_SEQ: Set G2 character set: ESC * <C> 1791 * XTERM_SEQ: Set G2 character set: ESC * <C>
1609 * XTERM_SEQ: Set G3 character set: ESC + <C> 1792 * XTERM_SEQ: Set G3 character set: ESC + <C>
1610 * See set_font_style for possible values for <C> 1793 * See set_font_style for possible values for <C>
1611 */ 1794 */
1612/* EXTPROTO */
1613void 1795void
1614rxvt_scr_charset_set(pR_ int set, unsigned int ch) 1796rxvt_term::scr_charset_set (int set, unsigned int ch) NOTHROW
1615{ 1797{
1616 R->h->charsets[set] = (unsigned char)ch; 1798 charsets[set] = (unsigned char)ch;
1617 rxvt_set_font_style(aR); 1799 set_font_style ();
1618} 1800}
1619 1801
1620
1621/* ------------------------------------------------------------------------- *
1622 * GRAPHICS COLOURS *
1623 * ------------------------------------------------------------------------- */
1624
1625#ifdef RXVT_GRAPHICS
1626/* EXTPROTO */
1627int
1628rxvt_scr_get_fgcolor(pR)
1629{
1630 return GET_FGCOLOR(R->h->rstyle);
1631}
1632
1633/* ------------------------------------------------------------------------- */
1634/* EXTPROTO */
1635int
1636rxvt_scr_get_bgcolor(pR)
1637{
1638 return GET_BGCOLOR(R->h->rstyle);
1639}
1640#endif
1641 1802
1642/* ------------------------------------------------------------------------- * 1803/* ------------------------------------------------------------------------- *
1643 * MAJOR SCREEN MANIPULATION * 1804 * MAJOR SCREEN MANIPULATION *
1644 * ------------------------------------------------------------------------- */ 1805 * ------------------------------------------------------------------------- */
1645 1806
1646/* 1807/*
1808 * refresh matching text.
1809 */
1810bool
1811rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW
1812{
1813 bool found = false;
1814
1815 for (int i = 0; i < nrow; i++)
1816 {
1817 rend_t *drp = drawn_buf[i].r;
1818
1819 for (int col = 0; col < ncol; col++, drp++)
1820 if ((*drp & mask) == value)
1821 {
1822 found = true;
1823 *drp = ~value;
1824 }
1825 }
1826
1827 return found;
1828}
1829
1830/*
1647 * Refresh an area 1831 * Refresh an area
1648 */ 1832 */
1649enum { 1833enum {
1650 PART_BEG = 0, 1834 PART_BEG = 0,
1651 PART_END, 1835 PART_END,
1652 RC_COUNT 1836 RC_COUNT
1653}; 1837};
1654 1838
1655/* EXTPROTO */
1656void 1839void
1657rxvt_scr_expose(pR_ int x, int y, int width, int height, Bool refresh) 1840rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW
1658{ 1841{
1659 int i; 1842 int i;
1660 row_col_t rc[RC_COUNT]; 1843 row_col_t rc[RC_COUNT];
1661 1844
1662 if (R->drawn_text == NULL) /* sanity check */ 1845 if (!drawn_buf) /* sanity check */
1663 return; 1846 return;
1664 1847
1665#ifdef DEBUG_STRICT 1848#ifndef NO_SLOW_LINK_SUPPORT
1666 x = max(x, (int)R->TermWin.int_bwidth); 1849 if (refresh_type == FAST_REFRESH && !display->is_local)
1667 x = min(x, (int)R->TermWin.width); 1850 {
1668 y = max(y, (int)R->TermWin.int_bwidth); 1851 y = 0;
1669 y = min(y, (int)R->TermWin.height); 1852 eheight = height;
1853 }
1670#endif 1854#endif
1671 1855
1672/* round down */ 1856 /* round down */
1673 rc[PART_BEG].col = Pixel2Col(x); 1857 rc[PART_BEG].col = Pixel2Col (x);
1674 rc[PART_BEG].row = Pixel2Row(y); 1858 rc[PART_BEG].row = Pixel2Row (y);
1675/* round up */ 1859 /* round up */
1676 rc[PART_END].col = Pixel2Width(x + width + R->TermWin.fwidth - 1); 1860 rc[PART_END].col = Pixel2Width (x + ewidth + fwidth - 1);
1677 rc[PART_END].row = Pixel2Row(y + height + R->TermWin.fheight - 1); 1861 rc[PART_END].row = Pixel2Row (y + eheight + fheight - 1);
1678 1862
1679/* sanity checks */ 1863 /* sanity checks */
1680 for (i = PART_BEG; i < RC_COUNT; i++) { 1864 for (i = PART_BEG; i < RC_COUNT; i++)
1681 MIN_IT(rc[i].col, R->TermWin.ncol - 1);
1682 MIN_IT(rc[i].row, R->TermWin.nrow - 1);
1683 } 1865 {
1866 min_it (rc[i].col, ncol - 1);
1867 min_it (rc[i].row, nrow - 1);
1868 }
1684 1869
1685 D_SCREEN((stderr, "rxvt_scr_expose(x:%d, y:%d, w:%d, h:%d) area (c:%d,r:%d)-(c:%d,r:%d)", x, y, width, height, rc[PART_BEG].col, rc[PART_BEG].row, rc[PART_END].col, rc[PART_END].row));
1686
1687 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1870 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1688 fill_text (&(R->drawn_text[i][rc[PART_BEG].col]), 0, 1871 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1689 (rc[PART_END].col - rc[PART_BEG].col + 1));
1690 1872
1873 num_scr_allow = 0;
1874
1691 if (refresh) 1875 if (refresh)
1692 rxvt_scr_refresh(aR_ SLOW_REFRESH | REFRESH_BOUNDS); 1876 scr_refresh ();
1693} 1877}
1694 1878
1695/* ------------------------------------------------------------------------- */ 1879/* ------------------------------------------------------------------------- */
1696/* 1880/*
1697 * Refresh the entire screen 1881 * Refresh the entire screen
1698 */ 1882 */
1699/* EXTPROTO */
1700void 1883void
1701rxvt_scr_touch(pR_ Bool refresh) 1884rxvt_term::scr_touch (bool refresh) NOTHROW
1702{ 1885{
1703 rxvt_scr_expose(aR_ 0, 0, R->TermWin.width, R->TermWin.height, refresh); 1886 scr_expose (0, 0, vt_width, vt_height, refresh);
1704} 1887}
1705 1888
1706/* ------------------------------------------------------------------------- */ 1889/* ------------------------------------------------------------------------- */
1707/* 1890/*
1708 * Move the display so that the line represented by scrollbar value Y is at 1891 * Move the display so that the line represented by scrollbar value Y is at
1709 * the top of the screen 1892 * the top of the screen
1710 */ 1893 */
1711/* EXTPROTO */ 1894void
1712int
1713rxvt_scr_move_to(pR_ int y, int len) 1895rxvt_term::scr_move_to (int y, int len) NOTHROW
1714{ 1896{
1715 long p = 0; 1897 scr_changeview ((top_row - nrow) * (len - y) / len + (nrow - 1));
1716 uint16_t oldviewstart;
1717
1718 oldviewstart = R->TermWin.view_start;
1719 if (y < len) {
1720 p = (R->TermWin.nrow + R->TermWin.nscrolled) * (len - y) / len;
1721 p -= (long)(R->TermWin.nrow - 1);
1722 p = max(p, 0);
1723 }
1724 R->TermWin.view_start = (uint16_t)min(p, R->TermWin.nscrolled);
1725 D_SCREEN((stderr, "rxvt_scr_move_to(%d, %d) view_start:%d", y, len, R->TermWin.view_start));
1726
1727 return rxvt_scr_changeview(aR_ oldviewstart);
1728} 1898}
1729 1899
1730/* ------------------------------------------------------------------------- */ 1900/* ------------------------------------------------------------------------- */
1731/* 1901/*
1732 * Page the screen up/down nlines 1902 * Page the screen up/down nlines
1733 * direction should be UP or DN 1903 * direction should be UP or DN
1734 */ 1904 */
1735/* EXTPROTO */ 1905bool
1736int
1737rxvt_scr_page(pR_ enum page_dirn direction, int nlines) 1906rxvt_term::scr_page (enum page_dirn direction, int nlines) NOTHROW
1738{ 1907{
1739 int n; 1908 int new_view_start =
1740 uint16_t oldviewstart; 1909 direction == UP ? view_start - nlines
1910 : view_start + nlines;
1741 1911
1742 D_SCREEN((stderr, "rxvt_scr_page(%s, %d) view_start:%d", ((direction == UP) ? "UP" : "DN"), nlines, R->TermWin.view_start));
1743#ifdef DEBUG_STRICT
1744 assert((nlines >= 0) && (nlines <= R->TermWin.nrow));
1745#endif
1746 oldviewstart = R->TermWin.view_start;
1747 if (direction == UP) {
1748 n = R->TermWin.view_start + nlines;
1749 R->TermWin.view_start = min(n, R->TermWin.nscrolled);
1750 } else {
1751 n = R->TermWin.view_start - nlines;
1752 R->TermWin.view_start = max(n, 0);
1753 }
1754 return rxvt_scr_changeview(aR_ oldviewstart); 1912 return scr_changeview (new_view_start);
1755} 1913}
1756 1914
1757/* INTPROTO */ 1915bool
1758int 1916rxvt_term::scr_changeview (int new_view_start) NOTHROW
1759rxvt_scr_changeview(pR_ uint16_t oldviewstart)
1760{ 1917{
1761 if (R->TermWin.view_start != oldviewstart) { 1918 clamp_it (new_view_start, top_row, 0);
1919
1920 if (new_view_start == view_start)
1921 return false;
1922
1923 num_scr += new_view_start - view_start;
1924 view_start = new_view_start;
1762 R->h->want_refresh = 1; 1925 want_refresh = 1;
1763#ifdef RXVT_GRAPHICS
1764 if (rxvt_Gr_Displayed(aR))
1765 rxvt_Gr_scroll(aR_ 0);
1766#endif
1767 R->h->num_scr -= (R->TermWin.view_start - oldviewstart);
1768 }
1769 return (int)(R->TermWin.view_start - oldviewstart);
1770}
1771 1926
1772/* ------------------------------------------------------------------------- */ 1927 HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
1773/* EXTPROTO */ 1928
1774void 1929 return true;
1775rxvt_scr_bell(pR) 1930}
1776{ 1931
1777#ifndef NO_BELL 1932#ifndef NO_BELL
1933void
1934rxvt_term::bell_cb (ev::timer &w, int revents)
1935{
1936 rvideo_bell = false;
1937 scr_rvideo_mode (rvideo_mode);
1938 refresh_check ();
1939}
1940#endif
1941
1942/* ------------------------------------------------------------------------- */
1943void
1944rxvt_term::scr_bell () NOTHROW
1945{
1946#ifndef NO_BELL
1947
1778# ifndef NO_MAPALERT 1948# ifndef NO_MAPALERT
1779# ifdef MAPALERT_OPTION 1949# ifdef MAPALERT_OPTION
1780 if (R->Options & Opt_mapAlert) 1950 if (option (Opt_mapAlert))
1781# endif 1951# endif
1782 XMapWindow(R->Xdisplay, R->TermWin.parent[0]); 1952 XMapWindow (dpy, parent);
1783# endif 1953# endif
1784 if (R->Options & Opt_visualBell) { 1954
1785 rxvt_scr_rvideo_mode(aR_ !R->h->rvideo); /* refresh also done */ 1955# if ENABLE_FRILLS
1786 rxvt_scr_rvideo_mode(aR_ !R->h->rvideo); /* refresh also done */ 1956 if (option (Opt_urgentOnBell))
1787 } else 1957 set_urgency (1);
1788 XBell(R->Xdisplay, 0);
1789#endif 1958# endif
1790}
1791 1959
1960 if (option (Opt_visualBell))
1961 {
1962 rvideo_bell = true;
1963 scr_rvideo_mode (rvideo_mode);
1964 flush ();
1965
1966 bell_ev.start (VISUAL_BELL_DURATION);
1967 }
1968 else
1969 XBell (dpy, 0);
1970 HOOK_INVOKE ((this, HOOK_BELL, DT_END));
1971#endif
1972}
1973
1792/* ------------------------------------------------------------------------- */ 1974/* ------------------------------------------------------------------------- */
1793/* ARGSUSED */
1794/* EXTPROTO */
1795void 1975void
1796rxvt_scr_printscreen(pR_ int fullhist) 1976rxvt_term::scr_printscreen (int fullhist) NOTHROW
1797{ 1977{
1798#ifdef PRINTPIPE 1978#ifdef PRINTPIPE
1799 int i, r1, nrows, row_offset; 1979 int nrows, row_start;
1800 text_t *t; 1980 FILE *fd = popen_printer ();
1801 FILE *fd;
1802 1981
1803 if ((fd = rxvt_popen_printer(aR)) == NULL) 1982 if (!fd)
1804 return; 1983 return;
1805 nrows = R->TermWin.nrow; 1984
1806 row_offset = R->TermWin.saveLines;
1807 if (!fullhist) 1985 if (fullhist)
1808 row_offset -= R->TermWin.view_start;
1809 else {
1810 nrows += R->TermWin.nscrolled;
1811 row_offset -= R->TermWin.nscrolled;
1812 } 1986 {
1813 1987 nrows = nrow - top_row;
1814 for (r1 = 0; r1 < nrows; r1++) { 1988 row_start = top_row;
1815 t = R->screen.text[r1 + row_offset]; 1989 }
1816 for (i = R->TermWin.ncol - 1; i >= 0; i--) 1990 else
1817 if (!isspace(t[i]))
1818 break;
1819 fprintf(fd, "%.*s\n", (i + 1), t);
1820 } 1991 {
1992 nrows = nrow;
1993 row_start = view_start;
1994 }
1995
1996 wctomb (0, 0);
1997
1998 for (int r1 = row_start; r1 < row_start + nrows; r1++)
1999 {
2000 text_t *tp = ROW(r1).t;
2001 int len = ROW(r1).l;
2002
2003 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
2004 {
2005 char mb[MB_LEN_MAX];
2006 text_t t = *tp++;
2007 if (t == NOCHAR)
2008 continue;
2009
2010 len = wctomb (mb, t);
2011
2012 if (len <= 0)
2013 {
2014 mb[0] = ' ';
2015 len = 1;
2016 }
2017
2018 fwrite (mb, 1, len, fd);
2019 }
2020
2021 fputc ('\n', fd);
2022 }
2023
1821 rxvt_pclose_printer(fd); 2024 pclose_printer (fd);
1822#endif 2025#endif
1823} 2026}
1824 2027
1825/* ------------------------------------------------------------------------- */ 2028/* ------------------------------------------------------------------------- */
1826/* 2029/*
1827 * Refresh the screen 2030 * Refresh the screen
1828 * R->drawn_text/R->drawn_rend contain the screen information before the update. 2031 * drawn_text/drawn_rend contain the screen information before the update.
1829 * R->screen.text/R->screen.rend contain what the screen will change to. 2032 * screen.text/screen.rend contain what the screen will change to.
2033 */
2034void
2035rxvt_term::scr_refresh () NOTHROW
2036{
2037 int16_t col, row, /* column/row we're processing */
2038 ocrow; /* old cursor row */
2039 int i; /* tmp */
2040#ifndef NO_CURSORCOLOR
2041 rend_t cc1; /* store colours at cursor position (s) */
2042#endif
2043 rend_t *crp; // cursor rendition pointer
2044 rend_t ccol1, /* Cursor colour */
2045 ccol2; /* Cursor colour2 */
2046
2047 want_refresh = 0; /* screen is current */
2048
2049 if (refresh_type == NO_REFRESH || !mapped)
2050 return;
2051
2052 /*
2053 * A: set up vars
1830 */ 2054 */
2055 refresh_count = 0;
1831 2056
1832#if defined (NO_BRIGHTCOLOR) || defined (VERYBOLD) 2057 unsigned int old_screen_flags = screen.flags;
1833# define MONO_BOLD(x) ((x) & (RS_Bold|RS_Blink)) 2058 bool have_bg = 0;
1834# define MONO_BOLD_FG(x, fg) MONO_BOLD(x) 2059#ifdef HAVE_BG_PIXMAP
2060 have_bg = bg_pixmap != None;
2061#endif
2062 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
2063
2064 /*
2065 * B: reverse any characters which are selected
2066 */
2067 scr_reverse_selection ();
2068
2069 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2070#if ENABLE_OVERLAY
2071 scr_swap_overlay ();
2072#endif
2073
2074 bool showcursor = screen.flags & Screen_VisibleCursor;
2075
2076 /*
2077 * C: set the cursor character (s)
2078 */
2079 {
2080 bool setoldcursor;
2081
2082#ifdef CURSOR_BLINK
2083 if (hidden_cursor)
2084 showcursor = 0;
2085#endif
2086
2087 if (showcursor)
2088 {
2089 int col = screen.cur.col;
2090
2091 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2092 col--;
2093
2094 crp = &ROW(screen.cur.row).r[col];
2095
2096#ifndef NO_CURSORCOLOR
2097 cc1 = *crp & (RS_fgMask | RS_bgMask);
2098 if (ISSET_PIXCOLOR (Color_cursor))
2099 ccol1 = Color_cursor;
2100 else
2101#endif
2102#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2103 ccol1 = fgcolor_of (rstyle);
1835#else 2104#else
1836# define MONO_BOLD(x) \ 2105 ccol1 = Color_fg;
1837 (((x) & (RS_Bold | RS_fgMask)) == (RS_Bold | Color_fg))
1838# define MONO_BOLD_FG(x, fg) (((x) & RS_Bold) && (fg) == Color_fg)
1839#endif 2106#endif
1840 2107
1841#define FONT_WIDTH(X, Y) \
1842 (X)->per_char[(Y) - (X)->min_char_or_byte2].width
1843#define FONT_RBEAR(X, Y) \
1844 (X)->per_char[(Y) - (X)->min_char_or_byte2].rbearing
1845#define FONT_LBEAR(X, Y) \
1846 (X)->per_char[(Y) - (X)->min_char_or_byte2].lbearing
1847#define IS_FONT_CHAR(X, Y) \
1848 ((Y) >= (X)->min_char_or_byte2 && (Y) <= (X)->max_char_or_byte2)
1849
1850/* EXTPROTO */
1851void
1852rxvt_scr_refresh(pR_ unsigned char refresh_type)
1853{
1854 unsigned char clearfirst, /* first character writes before cell */
1855 clearlast, /* last character writes beyond cell */
1856 must_clear, /* use draw_string not draw_image_string */
1857#ifndef NO_BOLDFONT
1858 bfont, /* we've changed font to bold font */
1859#endif
1860 rvid, /* reverse video this position */
1861 wbyte, /* we're in multibyte */
1862 showcursor; /* show the cursor */
1863 int fore, back; /* desired foreground/background */
1864 int16_t col, row, /* column/row we're processing */
1865 ocrow; /* old cursor row */
1866 int cursorwidth;
1867 int i, /* tmp */
1868 row_offset; /* basic offset in screen structure */
1869#ifndef NO_CURSORCOLOR 2108#ifndef NO_CURSORCOLOR
1870 rend_t cc1; /* store colours at cursor position(s) */ 2109 if (ISSET_PIXCOLOR (Color_cursor2))
1871 rend_t cc2; /* store colours at cursor position(s) */ 2110 ccol2 = Color_cursor2;
2111 else
1872#endif 2112#endif
1873 rend_t *drp, *srp; /* drawn-rend-pointer, screen-rend-pointer */ 2113#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1874 text_t *dtp, *stp; /* drawn-text-pointer, screen-text-pointer */ 2114 ccol2 = bgcolor_of (rstyle);
1875 char *buffer; /* local copy of R->h->buffer */ 2115#else
1876 struct rxvt_hidden *h = R->h; 2116 ccol2 = Color_bg;
1877
1878 if (refresh_type == NO_REFRESH || !R->TermWin.mapped)
1879 return;
1880
1881/*
1882 * A: set up vars
1883 */
1884 clearfirst = clearlast = must_clear = wbyte = 0;
1885#ifndef NO_BOLDFONT
1886 bfont = 0;
1887#endif 2117#endif
1888 2118
1889 if (h->currmaxcol < R->TermWin.ncol) {
1890 h->currmaxcol = R->TermWin.ncol;
1891 h->buffer = (char *)rxvt_realloc (h->buffer,
1892 sizeof(char) * (h->currmaxcol + 1) * MB_CUR_MAX);
1893 }
1894 buffer = h->buffer;
1895 h->refresh_count = 0;
1896
1897 row_offset = R->TermWin.saveLines - R->TermWin.view_start;
1898
1899 if ((refresh_type & REFRESH_BOUNDS)) {
1900 clearfirst = clearlast = 1;
1901 h->refresh_type &= ~REFRESH_BOUNDS;
1902 }
1903#if defined(XPM_BACKGROUND)
1904 must_clear |= (h->bgPixmap.pixmap != None);
1905#endif
1906#if defined(TRANSPARENT)
1907 must_clear |= ((R->Options & Opt_transparent) && h->am_transparent);
1908#endif
1909 ocrow = h->oldcursor.row; /* is there an old outline cursor on screen? */
1910
1911/*
1912 * B: reverse any characters which are selected
1913 */
1914 rxvt_scr_reverse_selection(aR);
1915
1916/*
1917 * C: set the cursor character(s)
1918 */
1919 {
1920 unsigned char setoldcursor;
1921 rend_t ccol1, /* Cursor colour */
1922 ccol2; /* Cursor colour2 */
1923
1924 showcursor = (R->screen.flags & Screen_VisibleCursor);
1925 cursorwidth = 0;
1926#ifdef CURSOR_BLINK
1927 if (R->h->hidden_cursor)
1928 showcursor = 0;
1929#endif
1930
1931 cursorwidth = 0;
1932
1933 if (showcursor) 2119 if (focus)
1934 { 2120 {
2121 if (option (Opt_cursorUnderline))
2122 *crp ^= RS_Uline;
2123 else
2124 {
2125 *crp ^= RS_RVid;
2126 *crp = SET_FGCOLOR (*crp, ccol1);
2127 *crp = SET_BGCOLOR (*crp, ccol2);
2128 }
2129 }
2130 }
2131
2132 /* make sure no outline cursor is left around */
2133 setoldcursor = 0;
2134 if (ocrow != -1)
2135 {
2136 if (screen.cur.row - view_start != ocrow
2137 || screen.cur.col != oldcursor.col)
2138 {
2139 if (ocrow < nrow
2140 && oldcursor.col < ncol)
2141 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
2142
2143 if (focus || !showcursor)
2144 oldcursor.row = -1;
2145 else
2146 setoldcursor = 1;
2147 }
2148 }
2149 else if (!focus)
2150 setoldcursor = 1;
2151
2152 if (setoldcursor)
2153 {
2154 if (screen.cur.row - view_start >= nrow)
2155 oldcursor.row = -1;
2156 else
2157 {
2158 oldcursor.row = screen.cur.row - view_start;
2159 oldcursor.col = screen.cur.col;
2160 }
2161 }
2162 }
2163
2164#ifndef NO_SLOW_LINK_SUPPORT
2165 /*
2166 * D: CopyArea pass - very useful for slower links
2167 * This has been deliberately kept simple.
2168 */
2169 if (!display->is_local
2170 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
2171 && abs (num_scr) < nrow && !have_bg)
2172 {
2173 int16_t nits;
2174 int i = num_scr;
2175 int j;
2176 int len, wlen;
2177
2178 j = nrow;
2179 wlen = len = -1;
2180 row = i > 0 ? 0 : j - 1;
2181
2182 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
2183 {
2184 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
2185 {
2186 line_t s = ROW(view_start + row);
2187 line_t d = drawn_buf[row];
2188 line_t d2 = drawn_buf[row + i];
2189
2190 for (nits = 0, col = ncol; col--; )
2191 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
2192 nits--;
2193 else if (s.t[col] != d.t[col] || s.r[col] != d.r[col])
2194 nits++;
2195
2196 if (nits > 8) /* XXX: arbitrary choice */
2197 {
2198 for (col = ncol; col--; )
2199 {
2200 *d.t++ = *d2.t++;
2201 *d.r++ = *d2.r++;
2202 }
2203
2204 if (len == -1)
2205 len = row;
2206
2207 wlen = row;
2208 continue;
2209 }
2210 }
2211
2212 if (len >= 0)
2213 {
2214 /* also comes here at end if needed because of >= above */
2215 if (wlen < len)
2216 ::swap (wlen, len);
2217
2218 XGCValues gcv;
2219
2220 gcv.graphics_exposures = 1; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2221 XCopyArea (dpy, vt, vt,
2222 gc, 0, Row2Pixel (len + i),
2223 (unsigned int)this->width,
2224 (unsigned int)Height2Pixel (wlen - len + 1),
2225 0, Row2Pixel (len));
2226 gcv.graphics_exposures = 0; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2227
2228 len = -1;
2229 }
2230 }
2231 }
2232#endif
2233
2234 /*
2235 * E: main pass across every character
2236 */
2237 for (row = 0; row < nrow; row++)
2238 {
2239 text_t *stp = ROW(view_start + row).t;
2240 rend_t *srp = ROW(view_start + row).r;
2241 text_t *dtp = drawn_buf[row].t;
2242 rend_t *drp = drawn_buf[row].r;
2243
2244 /*
2245 * E2: OK, now the real pass
2246 */
2247 int ypixel = (int)Row2Pixel (row);
2248
2249 for (col = 0; col < ncol; col++)
2250 {
2251 /* compare new text with old - if exactly the same then continue */
2252 if (stp[col] == dtp[col] /* Must match characters to skip. */
2253 && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */
2254 || (stp[col] == ' ' /* space w/ no background change */
2255 && GET_BGATTR (srp[col]) == GET_BGATTR (drp[col]))))
2256 continue;
2257
2258 // redraw one or more characters
2259
2260 // seek to the beginning of wide characters
2261 while (ecb_unlikely (stp[col] == NOCHAR && col > 0))
2262 --col;
2263
2264 rend_t rend = srp[col]; /* screen rendition (target rendition) */
2265 text_t *text = stp + col;
2266 int count = 1;
2267
2268 dtp[col] = stp[col];
2269 drp[col] = rend;
2270
2271 int xpixel = Col2Pixel (col);
2272
2273 for (i = 0; ++col < ncol; )
2274 {
2275 if (stp[col] == NOCHAR)
2276 {
2277 dtp[col] = stp[col];
2278 drp[col] = srp[col];
2279
2280 count++;
2281 i++;
2282
2283 continue;
2284 }
2285
2286 if (!RS_SAME (rend, srp[col]))
2287 break;
2288
2289 count++;
2290
2291 if (stp[col] != dtp[col]
2292 || !RS_SAME (srp[col], drp[col]))
2293 {
2294 if (have_bg && (i++ > count / 2))
2295 break;
2296
2297 dtp[col] = stp[col];
2298 drp[col] = rend;
2299 i = 0;
2300 }
2301 else if (have_bg || (stp[col] != ' ' && ++i >= 16))
2302 break;
2303 }
2304
2305 col--; /* went one too far. move back */
2306 count -= i; /* dump any matching trailing chars */
2307
2308 // sometimes we optimize away the trailing NOCHAR's, add them back
2309 while (ecb_unlikely (i && text[count] == NOCHAR))
2310 count++, i--;
2311
2312 /*
2313 * Determine the attributes for the string
2314 */
2315 int fore = fgcolor_of (rend); // desired foreground
2316 int back = bgcolor_of (rend); // desired background
2317
2318 // only do special processing if any attributes are set, which is unlikely
2319 if (ecb_unlikely (rend & (RS_baseattrMask | RS_Careful | RS_Sel)))
2320 {
2321 bool invert = rend & RS_RVid;
2322
2323#ifndef NO_BOLD_UNDERLINE_REVERSE
2324 if (rend & RS_Bold && fore == Color_fg)
2325 {
2326 if (ISSET_PIXCOLOR (Color_BD))
2327 fore = Color_BD;
2328# if !ENABLE_STYLES
2329 else
2330 invert = !invert;
2331# endif
2332 }
2333
2334 if (rend & RS_Italic && fore == Color_fg)
2335 {
2336 if (ISSET_PIXCOLOR (Color_IT))
2337 fore = Color_IT;
2338# if !ENABLE_STYLES
2339 else
2340 invert = !invert;
2341# endif
2342 }
2343
2344 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL))
2345 fore = Color_UL;
2346#endif
2347
2348#ifdef OPTION_HC
2349 if (rend & RS_Sel)
2350 {
2351 /* invert the column if no highlightColor is set or it is the
2352 * current cursor column */
2353 if (!(showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2354 && ISSET_PIXCOLOR (Color_HC))
2355 {
2356 if (ISSET_PIXCOLOR (Color_HTC))
2357 fore = Color_HTC;
2358 // if invert is 0 reverse video is set so we use bg color as fg color
2359 else if (!invert)
2360 fore = back;
2361
2362 back = Color_HC;
2363 invert = 0;
2364 }
2365 }
2366#endif
2367
2368 if (invert)
2369 {
2370 ::swap (fore, back);
2371
2372#ifndef NO_BOLD_UNDERLINE_REVERSE
2373 if (fore == back)
2374 {
2375 fore = Color_bg;
2376 back = Color_fg;
2377 }
2378#endif
2379 }
2380
2381#ifdef TEXT_BLINK
2382 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2383 {
2384 if (!text_blink_ev.is_active ())
2385 {
2386 text_blink_ev.again ();
2387 hidden_text = 0;
2388 }
2389 else if (hidden_text)
2390 fore = back;
2391 }
2392#endif
2393
2394#if ENABLE_STYLES
2395 // "careful" (too wide) character handling
2396
2397 // include previous careful character(s) if possible, looks nicer (best effort...)
2398 while (text > stp
2399 && srp[text - stp - 1] & RS_Careful
2400 && RS_SAME (rend, srp[text - stp - 1]))
2401 text--, count++, xpixel -= fwidth;
2402
2403 // force redraw after "careful" characters to avoid pixel droppings
2404 for (int i = 0; srp[col + i] & RS_Careful && col + i < ncol - 1; i++)
2405 drp[col + i + 1] = srp[col + i + 1] ^ RS_redraw;
2406
2407 // force redraw before "careful" characters to avoid pixel droppings
2408 for (int i = 0; srp[text - stp - i] & RS_Careful && text - i > stp; i++)
2409 drp[text - stp - i - 1] = srp[text - stp - i - 1] ^ RS_redraw;
2410#endif
2411 }
2412
2413 /*
2414 * Actually do the drawing of the string here
2415 */
2416 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2417
2418 if (ecb_likely (have_bg && back == Color_bg))
2419 {
2420 // this is very ugly, maybe push it into ->draw?
2421
2422 for (i = 0; i < count; i++) /* don't draw empty strings */
2423 if (text[i] != ' ')
2424 {
2425 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_transparent);
2426 goto did_clear;
2427 }
2428
2429 CLEAR_CHARS (xpixel, ypixel, count);
2430 did_clear: ;
2431 }
2432 else
2433 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2434
2435 if (ecb_unlikely (rend & RS_Uline && font->descent > 1 && fore != back))
2436 {
2437#if ENABLE_FRILLS
2438 if (ISSET_PIXCOLOR (Color_underline))
2439 XSetForeground (dpy, gc, pix_colors[Color_underline]);
2440 else
2441#endif
2442 XSetForeground (dpy, gc, pix_colors[fore]);
2443
2444 XDrawLine (dpy, vt, gc,
2445 xpixel, ypixel + font->ascent + 1,
2446 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2447 }
2448 } /* for (col....) */
2449 } /* for (row....) */
2450
2451 /*
2452 * G: cleanup cursor and display outline cursor if necessary
2453 */
2454 if (showcursor)
2455 {
2456 if (focus)
2457 {
2458 if (option (Opt_cursorUnderline))
2459 *crp ^= RS_Uline;
2460 else
2461 {
2462 *crp ^= RS_RVid;
2463#ifndef NO_CURSORCOLOR
2464 *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1;
2465#endif
2466 }
2467 }
2468 else if (oldcursor.row >= 0)
2469 {
2470 int cursorwidth = 1;
2471 int col = oldcursor.col;
2472
2473 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2474 col--;
2475
2476 while (col + cursorwidth < ncol
2477 && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)
1935 cursorwidth++; 2478 cursorwidth++;
1936 2479
1937 srp = &(R->screen.rend[R->screen.cur.row + R->TermWin.saveLines]
1938 [R->screen.cur.col]);
1939
1940 if (showcursor && R->TermWin.focus)
1941 {
1942 *srp ^= RS_RVid;
1943#ifndef NO_CURSORCOLOR 2480#ifndef NO_CURSORCOLOR
1944 cc1 = *srp & (RS_fgMask | RS_bgMask);
1945 if (XDEPTH > 2 && ISSET_PIXCOLOR(h, Color_cursor)) 2481 if (ISSET_PIXCOLOR (Color_cursor))
1946 ccol1 = Color_cursor; 2482 XSetForeground (dpy, gc, pix_colors[Color_cursor]);
1947 else 2483 else
1948#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1949 ccol1 = GET_FGCOLOR(h->rstyle);
1950#else
1951 ccol1 = Color_fg;
1952#endif 2484#endif
1953 if (XDEPTH > 2 && ISSET_PIXCOLOR(h, Color_cursor2)) 2485 XSetForeground (dpy, gc, pix_colors[ccol1]);
1954 ccol2 = Color_cursor2;
1955 else
1956#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1957 ccol2 = GET_BGCOLOR(h->rstyle);
1958#else
1959 ccol2 = Color_bg;
1960#endif
1961 *srp = SET_FGCOLOR(*srp, ccol1);
1962 *srp = SET_BGCOLOR(*srp, ccol2);
1963#endif
1964 }
1965 2486
1966 while (IS_WIDE (*srp)) 2487 XDrawRectangle (dpy, vt, gc,
1967 cursorwidth++, srp++; 2488 Col2Pixel (col),
2489 Row2Pixel (oldcursor.row),
2490 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2491 (unsigned int) (Height2Pixel (1) - 1));
1968 } 2492 }
1969
1970 /* make sure no outline cursor is left around */
1971 setoldcursor = 0;
1972 if (ocrow != -1) {
1973 if (R->screen.cur.row + R->TermWin.view_start != ocrow
1974 || R->screen.cur.col != h->oldcursor.col) {
1975 if (ocrow < R->TermWin.nrow
1976 && h->oldcursor.col < R->TermWin.ncol) {
1977 R->drawn_rend[ocrow][h->oldcursor.col] ^= (RS_RVid | RS_Uline);
1978 }
1979 if (R->TermWin.focus || !showcursor)
1980 h->oldcursor.row = -1;
1981 else
1982 setoldcursor = 1;
1983 } 2493 }
1984 } else if (!R->TermWin.focus) 2494
1985 setoldcursor = 1; 2495 /*
1986 if (setoldcursor) { 2496 * H: cleanup selection
1987 if (R->screen.cur.row + R->TermWin.view_start >= R->TermWin.nrow) 2497 */
1988 h->oldcursor.row = -1; 2498#if ENABLE_OVERLAY
1989 else { 2499 scr_swap_overlay ();
1990 h->oldcursor.row = R->screen.cur.row + R->TermWin.view_start; 2500#endif
1991 h->oldcursor.col = R->screen.cur.col; 2501 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2502
2503 scr_reverse_selection ();
2504
2505 screen.flags = old_screen_flags;
2506 num_scr = 0;
2507 num_scr_allow = 1;
2508}
2509
2510void
2511rxvt_term::scr_remap_chars (line_t &l) NOTHROW
2512{
2513 if (!l.valid ())
2514 return;
2515
2516 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2517
2518 for (int i = ncol; i--; )
2519 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2520}
2521
2522void
2523rxvt_term::scr_remap_chars () NOTHROW
2524{
2525 for (int i = total_rows; i--; )
2526 scr_remap_chars (row_buf [i]);
2527
2528 for (int i = nrow; i--; )
2529 {
2530 scr_remap_chars (drawn_buf [i]);
2531 scr_remap_chars (swap_buf [i]);
1992 } 2532 }
1993 } 2533}
2534
2535void
2536rxvt_term::scr_recolour (bool refresh) NOTHROW
2537{
2538 bool transparent = false;
2539
2540#ifdef HAVE_BG_PIXMAP
2541 if (bg_pixmap != None)
1994 } 2542 {
1995 2543# ifdef ENABLE_TRANSPARENCY
1996#ifndef NO_SLOW_LINK_SUPPORT 2544 if (bg_flags & BG_IS_TRANSPARENT)
1997/*
1998 * D: CopyArea pass - very useful for slower links
1999 * This has been deliberately kept simple.
2000 */
2001 i = h->num_scr;
2002 if (refresh_type == FAST_REFRESH && h->num_scr_allow && i
2003 && abs(i) < R->TermWin.nrow && !must_clear) {
2004 int16_t nits;
2005 int j;
2006 rend_t *drp2;
2007 text_t *dtp2;
2008 int len, wlen;
2009
2010 j = R->TermWin.nrow;
2011 wlen = len = -1;
2012 row = i > 0 ? 0 : j - 1;
2013 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) {
2014 if (row + i >= 0 && row + i < R->TermWin.nrow && row + i != ocrow) {
2015 stp = R->screen.text[row + row_offset];
2016 srp = R->screen.rend[row + row_offset];
2017 dtp = R->drawn_text[row];
2018 dtp2 = R->drawn_text[row + i];
2019 drp = R->drawn_rend[row];
2020 drp2 = R->drawn_rend[row + i];
2021 for (nits = 0, col = R->TermWin.ncol; col--; )
2022 if (stp[col] != dtp2[col] || srp[col] != drp2[col])
2023 nits--;
2024 else if (stp[col] != dtp[col] || srp[col] != drp[col])
2025 nits++;
2026 if (nits > 8) { /* XXX: arbitrary choice */
2027 for (col = R->TermWin.ncol; col--; ) {
2028 *dtp++ = *dtp2++;
2029 *drp++ = *drp2++;
2030 }
2031 if (len == -1)
2032 len = row;
2033 wlen = row;
2034 continue;
2035 }
2036 }
2037 if (len != -1) {
2038 /* also comes here at end if needed because of >= above */
2039 if (wlen < len)
2040 SWAP_IT(wlen, len, int);
2041 D_SCREEN((stderr, "rxvt_scr_refresh(): XCopyArea: %d -> %d (height: %d)", len + i, len, wlen - len + 1));
2042 XCopyArea(R->Xdisplay, R->TermWin.vt, R->TermWin.vt,
2043 R->TermWin.gc, 0, Row2Pixel(len + i),
2044 (unsigned int)TermWin_TotalWidth(),
2045 (unsigned int)Height2Pixel(wlen - len + 1),
2046 0, Row2Pixel(len));
2047 len = -1;
2048 }
2049 }
2050 }
2051#endif
2052
2053/*
2054 * E: main pass across every character
2055 */
2056 for (row = 0; row < R->TermWin.nrow; row++)
2057 { 2545 {
2058 stp = R->screen.text[row + row_offset]; 2546 XSetWindowBackgroundPixmap (dpy, parent, bg_pixmap);
2059 srp = R->screen.rend[row + row_offset]; 2547 XSetWindowBackgroundPixmap (dpy, vt, ParentRelative);
2060 dtp = R->drawn_text[row];
2061 drp = R->drawn_rend[row];
2062 2548
2063/* 2549 transparent = true;
2064 * E2: OK, now the real pass
2065 */
2066 int ypixel = (int)Row2Pixel(row);
2067
2068 for (col = 0; col < R->TermWin.ncol; col++) {
2069 /* compare new text with old - if exactly the same then continue */
2070 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2071
2072 if (stp[col] == dtp[col] /* Must match characters to skip. */
2073 && (rend == drp[col] /* Either rendition the same or */
2074 || (stp[col] == ' ' /* space w/ no background change */
2075 && GET_BGATTR(rend) == GET_BGATTR(drp[col]))))
2076 continue;
2077
2078 text_t *text = stp + col;
2079 int count = 1;
2080
2081 /* redraw one or more characters */
2082
2083 dtp[col] = stp[col];
2084 drp[col] = rend;
2085
2086 if (*text == NOCHAR) // never start redrawing at invisible characters. */
2087 continue;
2088
2089 int xpixel = Col2Pixel(col);
2090
2091 // this loop looks very messy, it can probably be optimized
2092 // and cleaned a bit by you?
2093 for (i = 0; ++col < R->TermWin.ncol; )
2094 {
2095 if (stp[col] == NOCHAR)
2096 {
2097 dtp[col] = stp[col];
2098 drp[col] = rend;
2099 count++;
2100
2101 if (i) // only possible skip if char unchanged
2102 i++;
2103
2104 continue;
2105 }
2106
2107 if (((rend ^ srp[col]) & ~RS_wide) != 0)
2108 break;
2109
2110 count++;
2111
2112 if (stp[col] != dtp[col]
2113 || srp[col] != drp[col])
2114 {
2115 if (must_clear && (i++ > (count / 2)))
2116 break;
2117
2118 dtp[col] = stp[col];
2119 drp[col] = rend;
2120 i = 0;
2121 }
2122 else if (must_clear || (stp[col] != ' ' && ++i >= 32))
2123 break;
2124 } 2550 }
2125 2551 else
2126 col--; /* went one too far. move back */
2127 count -= i; /* dump any matching trailing chars */
2128
2129/*
2130 * Determine the attributes for the string
2131 */
2132 int fid = GET_FONT(rend);
2133 fore = GET_FGCOLOR(rend);
2134 back = GET_BGCOLOR(rend);
2135 rend = GET_ATTR(rend);
2136
2137 rvid = (rend & RS_RVid) ? 1 : 0;
2138#ifdef OPTION_HC
2139 if (!rvid && (rend & RS_Blink))
2140 {
2141 if (XDEPTH > 2 && ISSET_PIXCOLOR(h, Color_HC))
2142 back = Color_HC;
2143 else
2144 rvid = !rvid; /* fall back */
2145 }
2146#endif
2147 if (rvid)
2148 {
2149 SWAP_IT(fore, back, int);
2150
2151#ifndef NO_BOLD_UNDERLINE_REVERSE
2152 if (XDEPTH > 2 && ISSET_PIXCOLOR(h, Color_RV)
2153# ifndef NO_CURSORCOLOR
2154 && !ISSET_PIXCOLOR(h, Color_cursor)
2155# endif 2552# endif
2156 ) 2553 {
2157 back = Color_RV; 2554 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2158#endif 2555 XSetWindowBackgroundPixmap (dpy, vt, bg_pixmap);
2159 } 2556 }
2160#ifndef NO_BOLD_UNDERLINE_REVERSE 2557 }
2161 else if (rend & RS_Bold) 2558 else
2162 {
2163 if (XDEPTH > 2 && ISSET_PIXCOLOR(h, Color_BD))
2164 {
2165 fore = Color_BD;
2166# ifndef VERYBOLD
2167 rend &= ~RS_Bold; /* we've taken care of it */
2168# endif 2559#endif
2169 } 2560 {
2170 } 2561 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2171 else if (rend & RS_Uline) 2562 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2172 {
2173 if (XDEPTH > 2 && ISSET_PIXCOLOR(h, Color_UL))
2174 {
2175 fore = Color_UL;
2176 rend &= ~RS_Uline; /* we've taken care of it */
2177 }
2178 }
2179#endif
2180
2181/*
2182 * Actually do the drawing of the string here
2183 */
2184 rxvt_font *font = (*R->TermWin.fontset)[fid];
2185
2186 if (back == Color_bg)
2187 {
2188 if (must_clear)
2189 {
2190 for (i = 0; i < count; i++) /* don't draw empty strings */
2191 if (text[i] != ' ') {
2192 font->draw (xpixel, ypixel, text, count, fore, -1);
2193 goto nodraw;
2194 }
2195 CLEAR_CHARS(xpixel, ypixel, count);
2196nodraw: ;
2197 }
2198 else
2199 font->draw (xpixel, ypixel, text, count, fore, Color_bg);
2200 } else
2201 font->draw (xpixel, ypixel, text, count, fore, back);
2202
2203 if ((rend & RS_Uline) && (font->descent > 1))
2204 XDrawLine(R->Xdisplay, drawBuffer, R->TermWin.gc,
2205 xpixel, ypixel + font->ascent + 1,
2206 xpixel + Width2Pixel(count) - 1, ypixel + font->ascent + 1);
2207 } /* for (col....) */
2208 } /* for (row....) */
2209
2210/*
2211 * G: cleanup cursor and display outline cursor if necessary
2212 */
2213 if (showcursor) {
2214 if (R->TermWin.focus) {
2215 srp = &(R->screen.rend[R->screen.cur.row + R->TermWin.saveLines]
2216 [R->screen.cur.col]);
2217 *srp ^= RS_RVid;
2218#ifndef NO_CURSORCOLOR
2219 *srp = (*srp & ~(RS_fgMask | RS_bgMask)) | cc1;
2220#endif
2221 } else if (h->oldcursor.row >= 0) {
2222#ifndef NO_CURSORCOLOR
2223 unsigned long gcmask; /* Graphics Context mask */
2224
2225 if (XDEPTH > 2 && ISSET_PIXCOLOR(h, Color_cursor)) {
2226 XSetForeground (R->Xdisplay, R->TermWin.gc, R->PixColors[Color_cursor]);
2227 } 2563 }
2228#endif 2564
2229 XDrawRectangle(R->Xdisplay, drawBuffer, R->TermWin.gc, 2565 XClearWindow (dpy, parent);
2230 Col2Pixel(h->oldcursor.col), 2566
2231 Row2Pixel(h->oldcursor.row), 2567 if (scrollBar.win)
2232 (unsigned int)(Width2Pixel(cursorwidth) - 1),
2233 (unsigned int)(Height2Pixel(1) - R->TermWin.lineSpace - 1));
2234 }
2235 } 2568 {
2236/* 2569 if (transparent)
2237 * H: cleanup selection 2570 XSetWindowBackgroundPixmap (dpy, scrollBar.win, ParentRelative);
2238 */ 2571 else
2239 rxvt_scr_reverse_selection(aR); 2572 XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]);
2573 scrollBar.state = SB_STATE_IDLE;
2574 scrollBar.show (0);
2575 }
2240 2576
2241/* 2577 if (refresh)
2242 * I: other general cleanup 2578 {
2243 */ 2579 scr_clear ();
2244 if (clearfirst && R->TermWin.int_bwidth) 2580 scr_touch (true);
2245 /* 2581 }
2246 * clear the whole screen height, note that width == 0 is treated 2582 want_refresh = 1;
2247 * specially by XClearArea 2583}
2248 */
2249 XClearArea(R->Xdisplay, R->TermWin.vt, 0, 0,
2250 (unsigned int)R->TermWin.int_bwidth,
2251 (unsigned int)TermWin_TotalHeight(), False);
2252 if (clearlast && R->TermWin.int_bwidth)
2253 /*
2254 * clear the whole screen height, note that width == 0 is treated
2255 * specially by XClearArea
2256 */
2257 XClearArea(R->Xdisplay, R->TermWin.vt,
2258 R->TermWin.width + R->TermWin.int_bwidth, 0,
2259 (unsigned int)R->TermWin.int_bwidth,
2260 (unsigned int)TermWin_TotalHeight(), False);
2261 if (refresh_type & SMOOTH_REFRESH)
2262 XSync(R->Xdisplay, False);
2263 2584
2264 h->num_scr = 0; 2585/* ------------------------------------------------------------------------- */
2586void
2587rxvt_term::scr_clear (bool really) NOTHROW
2588{
2589 if (!mapped)
2590 return;
2591
2265 h->num_scr_allow = 1; 2592 num_scr_allow = 0;
2266 h->want_refresh = 0; /* screen is current */
2267}
2268/* ------------------------------------------------------------------------- */
2269
2270/* EXTPROTO */
2271void
2272rxvt_scr_clear(pR)
2273{
2274 if (!R->TermWin.mapped)
2275 return;
2276 R->h->num_scr_allow = 0;
2277 R->h->want_refresh = 1; 2593 want_refresh = 1;
2278#ifdef TRANSPARENT
2279 if ((R->Options & Opt_transparent) && (R->h->am_pixmap_trans == 0)) {
2280 int i;
2281 2594
2282 if (!(R->Options & Opt_transparent_all)) 2595 if (really)
2283 i = 0; 2596 XClearWindow (dpy, vt);
2284 else 2597}
2285 i = (int)(sizeof(R->TermWin.parent) / sizeof(Window)); 2598
2286 for (; i--;) 2599void
2287 if (R->TermWin.parent[i] != None) 2600rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW
2288 XClearWindow(R->Xdisplay, R->TermWin.parent[i]); 2601{
2602 int view_end = view_start + nrow;
2603 int row, col;
2604
2605 for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)
2289 } 2606 {
2290#endif 2607 text_t *stp = ROW(row).t;
2291 XClearWindow(R->Xdisplay, R->TermWin.vt); 2608 rend_t *srp = ROW(row).r;
2292}
2293 2609
2294/* ------------------------------------------------------------------------- */ 2610 for (col = beg_col; col < end_col; col++)
2295/* INTPROTO */ 2611 srp[col] ^= rstyle1;
2296void
2297rxvt_scr_reverse_selection(pR)
2298{
2299 int i, col, row, end_row;
2300 rend_t *srp;
2301 2612
2302 if (R->selection.op && R->h->current_screen == R->selection.screen) { 2613 while (col-- > beg_col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
2303 end_row = R->TermWin.saveLines - R->TermWin.view_start; 2614 srp[col] ^= rstyle2;
2304 i = R->selection.beg.row + R->TermWin.saveLines; 2615
2305 row = R->selection.end.row + R->TermWin.saveLines; 2616 if (++col < end_col)
2306 if (i >= end_row) 2617 srp[col] ^= rstyle2;
2307 col = R->selection.beg.col; 2618 }
2308 else { 2619}
2620
2621void
2622rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW
2623{
2624 int view_end = view_start + nrow;
2625 int row, col;
2626
2627 if (beg_row >= view_start)
2628 {
2629 col = beg_col;
2630 row = beg_row;
2631 }
2632 else
2633 {
2309 col = 0; 2634 col = 0;
2310 i = end_row; 2635 row = view_start;
2311 } 2636 }
2312 end_row += R->TermWin.nrow; 2637
2313 for (; i < row && i < end_row; i++, col = 0) 2638 for (; row < min (end_row, view_end); row++, col = 0)
2314 for (srp = R->screen.rend[i]; col < R->TermWin.ncol; col++) 2639 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2315#ifndef OPTION_HC 2640 srp[col] ^= rstyle;
2316 srp[col] ^= RS_RVid; 2641
2317#else 2642 if (row == end_row)
2318 srp[col] ^= RS_Blink; 2643 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2644 srp[col] ^= rstyle;
2645}
2646
2647/* ------------------------------------------------------------------------- */
2648void
2649rxvt_term::scr_reverse_selection () NOTHROW
2650{
2651 if (selection.op
2652 && current_screen == selection.screen
2653 && selection.end.row >= view_start)
2654 {
2655#if !ENABLE_MINIMAL
2656 if (selection.rect)
2657 scr_xor_rect (selection.beg.row, selection.beg.col,
2658 selection.end.row, selection.end.col,
2659 RS_Sel | RS_RVid, RS_Sel | RS_RVid | RS_Uline);
2660 else
2319#endif 2661#endif
2320 if (i == row && i < end_row) 2662 scr_xor_span (selection.beg.row, selection.beg.col,
2321 for (srp = R->screen.rend[i]; col < R->selection.end.col; col++) 2663 selection.end.row, selection.end.col,
2322#ifndef OPTION_HC 2664 RS_Sel | RS_RVid);
2323 srp[col] ^= RS_RVid;
2324#else
2325 srp[col] ^= RS_Blink;
2326#endif
2327 } 2665 }
2328} 2666}
2329 2667
2330/* ------------------------------------------------------------------------- */ 2668/* ------------------------------------------------------------------------- */
2331/* 2669/*
2332 * Dump the whole scrollback and screen to the passed filedescriptor. The 2670 * Dump the whole scrollback and screen to the passed filedescriptor. The
2333 * invoking routine must close the fd. 2671 * invoking routine must close the fd.
2334 */ 2672 */
2335#if 0 2673#if 0
2336/* EXTPROTO */
2337void 2674void
2338rxvt_scr_dump(pR_ int fd) 2675rxvt_term::scr_dump (int fd) NOTHROW
2339{ 2676{
2340 int row, wrote; 2677 // if this method is needed, it can be implemented by factoring the
2341 unsigned int width, towrite; 2678 // relevant code in scr_printscreen
2342 char r1[] = "\n";
2343
2344 for (row = R->TermWin.saveLines - R->TermWin.nscrolled;
2345 row < R->TermWin.saveLines + R->TermWin.nrow - 1; row++) {
2346 width = R->screen.tlen[row] >= 0 ? R->screen.tlen[row]
2347 : R->TermWin.ncol;
2348 for (towrite = width; towrite; towrite -= wrote) {
2349 wrote = write(fd, &(R->screen.text[row][width - towrite]),
2350 towrite);
2351 if (wrote < 0)
2352 return; /* XXX: death, no report */
2353 }
2354 if (R->screen.tlen[row] >= 0)
2355 if (write(fd, r1, 1) <= 0)
2356 return; /* XXX: death, no report */
2357 }
2358} 2679}
2359#endif 2680#endif
2360 2681
2361/* ------------------------------------------------------------------------- * 2682/* ------------------------------------------------------------------------- *
2362 * CHARACTER SELECTION * 2683 * CHARACTER SELECTION *
2363 * ------------------------------------------------------------------------- */ 2684 * ------------------------------------------------------------------------- */
2364
2365/*
2366 * -R->TermWin.nscrolled <= (selection row) <= R->TermWin.nrow - 1
2367 */
2368/* EXTPROTO */
2369void 2685void
2370rxvt_selection_check(pR_ int check_more) 2686rxvt_term::selection_check (int check_more) NOTHROW
2371{ 2687{
2372 row_col_t pos;
2373
2374 if (!R->selection.op) 2688 if (!selection.op)
2375 return; 2689 return;
2376 2690
2377 pos.row = pos.col = 0; 2691 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2378 if ((R->selection.beg.row < -(int32_t)R->TermWin.nscrolled) 2692 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2379 || (R->selection.beg.row >= R->TermWin.nrow) 2693 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2380 || (R->selection.mark.row < -(int32_t)R->TermWin.nscrolled)
2381 || (R->selection.mark.row >= R->TermWin.nrow)
2382 || (R->selection.end.row < -(int32_t)R->TermWin.nscrolled)
2383 || (R->selection.end.row >= R->TermWin.nrow)
2384 || (check_more == 1 2694 || (check_more == 1
2385 && R->h->current_screen == R->selection.screen 2695 && current_screen == selection.screen
2386 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 2696 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2387 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) 2697 && ROWCOL_IS_BEFORE (screen.cur, selection.end)))
2388 || (check_more == 2
2389 && ROWCOL_IS_BEFORE(R->selection.beg, pos)
2390 && ROWCOL_IS_AFTER(R->selection.end, pos))
2391 || (check_more == 3
2392 && ROWCOL_IS_AFTER(R->selection.end, pos))
2393 || (check_more == 4 /* screen width change */
2394 && (R->selection.beg.row != R->selection.end.row
2395 || R->selection.end.col > R->TermWin.ncol)))
2396 CLEAR_SELECTION(R); 2698 CLEAR_ALL_SELECTION ();
2397} 2699}
2398 2700
2399/* ------------------------------------------------------------------------- */ 2701/* ------------------------------------------------------------------------- */
2400/* 2702/*
2401 * Paste a selection direct to the command fd 2703 * Paste a selection direct to the command fd
2402 */ 2704 */
2403/* INTPROTO */
2404void 2705void
2405rxvt_PasteIt(pR_ const unsigned char *data, unsigned int nitems) 2706rxvt_term::tt_paste (char *data, unsigned int len) NOTHROW
2406{ 2707{
2407 unsigned int i, j, n;
2408 unsigned char *ds = (unsigned char *)rxvt_malloc(PROP_SIZE);
2409
2410/* convert normal newline chars into common keyboard Return key sequence */ 2708 /* convert normal newline chars into common keyboard Return key sequence */
2411 for (i = 0; i < nitems; i += PROP_SIZE) { 2709 for (unsigned int i = 0; i < len; i++)
2412 n = min(nitems - i, PROP_SIZE); 2710 if (data[i] == C0_LF)
2413 MEMCPY(ds, data + i, n); 2711 data[i] = C0_CR;
2414 for (j = 0; j < n; j++)
2415 if (ds[j] == '\n')
2416 ds[j] = '\r';
2417 rxvt_tt_write(aR_ ds, (int)n);
2418 }
2419 free(ds);
2420}
2421 2712
2422/* ------------------------------------------------------------------------- */ 2713 if (priv_modes & PrivMode_BracketPaste)
2423/* 2714 tt_printf ("\x1b[200~");
2424 * Respond to a notification that a primary selection has been sent
2425 * EXT: SelectionNotify
2426 */
2427/* EXTPROTO */
2428int
2429rxvt_selection_paste(pR_ Window win, Atom prop, Bool delete_prop)
2430{
2431 long nread = 0;
2432 unsigned long bytes_after;
2433 XTextProperty ct;
2434#ifdef MULTICHAR_SET
2435 int dummy_count;
2436 char **cl;
2437#endif
2438 2715
2439 D_SELECT((stderr, "rxvt_selection_paste(%08lx, %lu, %d), wait=%2x", win, (unsigned long)prop, (int)delete_prop, R->h->selection_wait)); 2716 tt_write (data, len);
2440 2717
2441 if (prop == None) { /* check for failed XConvertSelection */ 2718 if (priv_modes & PrivMode_BracketPaste)
2442#ifdef MULTICHAR_SET 2719 tt_printf ("\x1b[201~");
2443 if ((R->h->selection_type & Sel_CompoundText)) {
2444 int selnum = R->h->selection_type & Sel_whereMask;
2445
2446 R->h->selection_type = 0;
2447 if (selnum != Sel_direct)
2448 rxvt_selection_request_other(aR_ XA_STRING, selnum);
2449 }
2450#endif
2451 return 0;
2452 }
2453 for (;;) {
2454 if (XGetWindowProperty(R->Xdisplay, win, prop, (long)(nread / 4),
2455 (long)(PROP_SIZE / 4), delete_prop,
2456 AnyPropertyType, &ct.encoding, &ct.format,
2457 &ct.nitems, &bytes_after,
2458 &ct.value) != Success)
2459 break;
2460 if (ct.encoding == 0) {
2461 D_SELECT((stderr, "rxvt_selection_paste: property didn't exist!"));
2462 break;
2463 }
2464 if (ct.value == NULL) {
2465 D_SELECT((stderr, "rxvt_selection_paste: property shooting blanks!"));
2466 continue;
2467 }
2468 if (ct.nitems == 0) {
2469 D_SELECT((stderr, "rxvt_selection_paste: property empty - also INCR end"));
2470 if (R->h->selection_wait == Sel_normal && nread == 0) {
2471 /*
2472 * pass through again trying CUT_BUFFER0 if we've come from
2473 * XConvertSelection() but nothing was presented
2474 */
2475 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2476 rxvt_selection_paste(aR_ Xroot, XA_CUT_BUFFER0, False);
2477 }
2478 nread = -1; /* discount any previous stuff */
2479 break;
2480 }
2481 nread += ct.nitems;
2482#ifdef MULTICHAR_SET
2483 if (XmbTextPropertyToTextList(R->Xdisplay, &ct, &cl,
2484 &dummy_count) == Success && cl) {
2485 rxvt_PasteIt(aR_ cl[0], STRLEN(cl[0]));
2486 XFreeStringList(cl);
2487 } else
2488#endif
2489 rxvt_PasteIt(aR_ ct.value, (unsigned int)ct.nitems);
2490 if (bytes_after == 0)
2491 break;
2492 XFree(ct.value);
2493 }
2494 if (ct.value)
2495 XFree(ct.value);
2496 if (R->h->selection_wait == Sel_normal)
2497 R->h->selection_wait = Sel_none;
2498 D_SELECT((stderr, "rxvt_selection_paste: bytes written: %ld", nread));
2499 return (int)nread;
2500} 2720}
2501 2721
2502/*
2503 * INCR support originally provided by Paul Sheer <psheer@obsidian.co.za>
2504 */
2505/* EXTPROTO */
2506void 2722void
2507rxvt_selection_property(pR_ Window win, Atom prop) 2723rxvt_term::paste (char *data, unsigned int len) NOTHROW
2508{ 2724{
2509 int reget_time = 0; 2725 if (HOOK_INVOKE ((this, HOOK_TT_PASTE, DT_STR_LEN, data, len, DT_END)))
2510
2511 if (prop == None)
2512 return;
2513 D_SELECT((stderr, "rxvt_selection_property(%08lx, %lu)", win, (unsigned long)prop));
2514 if (R->h->selection_wait == Sel_normal) {
2515 int a, afmt;
2516 Atom atype;
2517 unsigned long bytes_after, nitems;
2518 unsigned char *s = NULL;
2519
2520 a = XGetWindowProperty(R->Xdisplay, win, prop, 0L, 1L, False,
2521 R->h->xa[XA_INCR], &atype, &afmt, &nitems,
2522 &bytes_after, &s);
2523 if (s)
2524 XFree(s);
2525 if (a != Success)
2526 return; 2726 return;
2527#ifndef __CYGWIN32__ 2727
2528 if (atype == R->h->xa[XA_INCR]) { /* start an INCR transfer */ 2728 tt_paste (data, len);
2529 D_SELECT((stderr, "rxvt_selection_property: INCR: starting transfer"));
2530 XDeleteProperty(R->Xdisplay, win, prop);
2531 XFlush(R->Xdisplay);
2532 reget_time = 1;
2533 R->h->selection_wait = Sel_incr;
2534 }
2535#endif
2536 } else if (R->h->selection_wait == Sel_incr) {
2537 reget_time = 1;
2538 if (rxvt_selection_paste(aR_ win, prop, True) == -1) {
2539 D_SELECT((stderr, "rxvt_selection_property: INCR: clean end"));
2540 R->h->selection_wait = Sel_none;
2541 R->h->timeout[TIMEOUT_INCR].tv_sec = 0; /* turn off timer */
2542 }
2543 }
2544 if (reget_time) { /* received more data so reget time */
2545 (void)gettimeofday(&(R->h->timeout[TIMEOUT_INCR]), NULL);
2546 R->h->timeout[TIMEOUT_INCR].tv_sec += 10; /* ten seconds wait */
2547 }
2548} 2729}
2730
2549/* ------------------------------------------------------------------------- */ 2731/* ------------------------------------------------------------------------- */
2550/* 2732/*
2551 * Request the current selection: 2733 * Request PRIMARY, SECONDARY or CLIPBOARD selection.
2552 * Order: > internal selection if available 2734 * if the requested selection has no owner or is empty CUT_BUFFER0 is used
2553 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2735 * as fallback
2554 * > CUT_BUFFER0
2555 * (+) if ownership is claimed but property is empty, rxvt_selection_paste()
2556 * will auto fallback to CUT_BUFFER0
2557 * EXT: button 2 release 2736 * EXT: button 2 release
2558 */ 2737 */
2559/* EXTPROTO */
2560void 2738void
2561rxvt_selection_request(pR_ Time tm, int x, int y) 2739rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2562{ 2740{
2563 D_SELECT((stderr, "rxvt_selection_request(%lu, %d, %d)", tm, x, y)); 2741 if (!selection_req)
2564 if (x < 0 || x >= R->TermWin.width || y < 0 || y >= R->TermWin.height)
2565 return; /* outside window */
2566
2567 if (R->selection.text != NULL) { /* internal selection */
2568 D_SELECT((stderr, "rxvt_selection_request: pasting internal"));
2569 rxvt_PasteIt(aR_ R->selection.text, R->selection.len);
2570 return;
2571 } else {
2572 int i;
2573
2574 R->h->selection_request_time = tm;
2575 R->h->selection_wait = Sel_normal;
2576 for (i = Sel_Primary; i <= Sel_Clipboard; i++) {
2577#ifdef MULTICHAR_SET
2578 R->h->selection_type = Sel_CompoundText;
2579#else
2580 R->h->selection_type = 0;
2581#endif
2582 if (rxvt_selection_request_other(aR_
2583#ifdef MULTICHAR_SET
2584 R->h->xa[XA_COMPOUND_TEXT],
2585#else
2586 XA_STRING,
2587#endif
2588 i))
2589 return;
2590 }
2591 } 2742 {
2592 R->h->selection_wait = Sel_none; /* don't loop in rxvt_selection_paste() */ 2743 selection_req = new rxvt_selection (display, selnum, tm, vt, xa[XA_VT_SELECTION], this);
2593 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0")); 2744 selection_req->run ();
2594 rxvt_selection_paste(aR_ Xroot, XA_CUT_BUFFER0, False);
2595}
2596
2597/* INTPROTO */
2598int
2599rxvt_selection_request_other(pR_ Atom target, int selnum)
2600{
2601 Atom sel;
2602#ifdef DEBUG_SELECT
2603 char *debug_xa_names[] = { "PRIMARY", "SECONDARY", "CLIPBOARD" };
2604#endif
2605
2606 R->h->selection_type |= selnum;
2607 if (selnum == Sel_Primary)
2608 sel = XA_PRIMARY;
2609 else if (selnum == Sel_Secondary)
2610 sel = XA_SECONDARY;
2611 else
2612 sel = R->h->xa[XA_CLIPBOARD];
2613 if (XGetSelectionOwner(R->Xdisplay, sel) != None) {
2614 D_SELECT((stderr, "rxvt_selection_request_other: pasting %s", debug_xa_names[selnum]));
2615 XConvertSelection(R->Xdisplay, sel, target, R->h->xa[XA_VT_SELECTION],
2616 R->TermWin.vt, R->h->selection_request_time);
2617 return 1;
2618 } 2745 }
2619 return 0;
2620} 2746}
2621 2747
2622/* ------------------------------------------------------------------------- */ 2748/* ------------------------------------------------------------------------- */
2623/* 2749/*
2624 * Clear all selected text 2750 * Clear all selected text
2625 * EXT: SelectionClear 2751 * EXT: SelectionClear
2626 */ 2752 */
2627/* EXTPROTO */
2628void 2753void
2629rxvt_selection_clear(pR) 2754rxvt_term::selection_clear (bool clipboard) NOTHROW
2630{ 2755{
2631 D_SELECT((stderr, "rxvt_selection_clear()")); 2756 if (!clipboard)
2632 2757 {
2633 R->h->want_refresh = 1; 2758 want_refresh = 1;
2634 if (R->selection.text) 2759 free (selection.text);
2635 free(R->selection.text);
2636 R->selection.text = NULL; 2760 selection.text = NULL;
2637 R->selection.len = 0; 2761 selection.len = 0;
2638 CLEAR_SELECTION(R); 2762 CLEAR_SELECTION ();
2763
2764 if (display->selection_owner == this)
2765 display->selection_owner = 0;
2766 }
2767 else
2768 {
2769 free (selection.clip_text);
2770 selection.clip_text = NULL;
2771 selection.clip_len = 0;
2772
2773 if (display->clipboard_owner == this)
2774 display->clipboard_owner = 0;
2775 }
2639} 2776}
2640 2777
2641/* ------------------------------------------------------------------------- */ 2778/* ------------------------------------------------------------------------- */
2642/* 2779/*
2643 * Copy a selection into the cut buffer 2780 * Copy a selection into the cut buffer
2644 * EXT: button 1 or 3 release 2781 * EXT: button 1 or 3 release
2645 */ 2782 */
2646/* EXTPROTO */
2647void 2783void
2648rxvt_selection_make(pR_ Time tm) 2784rxvt_term::selection_make (Time tm)
2649{ 2785{
2650 int i, col, end_col, row, end_row; 2786 int size;
2651 unsigned char *new_selection_text; 2787 wchar_t *new_selection_text;
2652 char *str; 2788 text_t *t;
2653 text_t *t;
2654#ifdef ACS_ASCII
2655 rend_t *re;
2656#endif
2657 2789
2658 D_SELECT((stderr, "rxvt_selection_make(): R->selection.op=%d, R->selection.clicks=%d", R->selection.op, R->selection.clicks));
2659 switch (R->selection.op) { 2790 switch (selection.op)
2791 {
2660 case SELECTION_CONT: 2792 case SELECTION_CONT:
2661 break; 2793 break;
2662 case SELECTION_INIT: 2794 case SELECTION_INIT:
2663 CLEAR_SELECTION(R); 2795 CLEAR_SELECTION ();
2664 /* FALLTHROUGH */ 2796 /* FALLTHROUGH */
2665 case SELECTION_BEGIN: 2797 case SELECTION_BEGIN:
2666 R->selection.op = SELECTION_DONE; 2798 selection.op = SELECTION_DONE;
2667 /* FALLTHROUGH */ 2799 /* FALLTHROUGH */
2668 default: 2800 default:
2669 return; 2801 return;
2670 } 2802 }
2803
2671 R->selection.op = SELECTION_DONE; 2804 selection.op = SELECTION_DONE;
2672 2805
2673 if (R->selection.clicks == 4) 2806 if (selection.clicks == 4)
2674 return; /* nothing selected, go away */ 2807 return; /* nothing selected, go away */
2675 2808
2809 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
2810 return;
2811
2676 i = (R->selection.end.row - R->selection.beg.row + 1) * (R->TermWin.ncol + 1) + 1; 2812 size = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2677 str = (char *)rxvt_malloc(i * MB_CUR_MAX + 1); 2813 new_selection_text = (wchar_t *)rxvt_malloc ((size + 4) * sizeof (wchar_t));
2678 2814
2679 new_selection_text = (unsigned char *)str; 2815 int ofs = 0;
2816 int extra = 0;
2680 2817
2681 col = R->selection.beg.col; 2818 int col = selection.beg.col;
2682 MAX_IT(col, 0); 2819 int row = selection.beg.row;
2683 row = R->selection.beg.row + R->TermWin.saveLines;
2684 end_row = R->selection.end.row + R->TermWin.saveLines;
2685 2820
2821 int end_col;
2822
2686 for (; row <= end_row; row++, col = 0) 2823 for (; row <= selection.end.row; row++, col = 0)
2824 {
2825#if !ENABLE_MINIMAL
2826 if (selection.rect)
2687 { 2827 {
2688 t = &(R->screen.text[row][col]); 2828 col = selection.beg.col;
2829 end_col = selection.end.col;
2830 }
2831 else
2832#endif
2833 end_col = ROW(row).l;
2689 2834
2690 end_col = R->screen.tlen[row]; 2835 col = max (col, 0);
2691 2836
2692 if (end_col == -1)
2693 end_col = R->TermWin.ncol;
2694
2695 if (row == end_row) 2837 if (row == selection.end.row)
2696 MIN_IT (end_col, R->selection.end.col); 2838 min_it (end_col, selection.end.col);
2697 2839
2840 t = ROW(row).t + col;
2841
2698 for (; col < end_col; col++) 2842 for (; col < end_col; col++)
2843 {
2699 if (*t == NOCHAR) 2844 if (*t == NOCHAR)
2700 t++; 2845 t++;
2846#if ENABLE_COMBINING
2847 else if (IS_COMPOSE (*t))
2848 {
2849 int len = rxvt_composite.expand (*t, 0);
2850
2851 extra -= (len - 1);
2852
2853 if (extra < 0)
2854 {
2855 extra += size;
2856 size += size;
2857 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (size + 4) * sizeof (wchar_t));
2858 }
2859
2860 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
2861 }
2862#endif
2701 else 2863 else
2702 { 2864 new_selection_text[ofs++] = *t++;
2703 int len = wctomb (str, *t++);
2704 if (len > 0)
2705 str += len;
2706 }
2707
2708 if (R->screen.tlen[row] != -1 && row != end_row)
2709 *str++ = '\n';
2710 } 2865 }
2711 2866
2712#ifndef NO_OLD_SELECTION 2867#if !ENABLE_MINIMAL
2713 if (R->selection_style == OLD_SELECT) 2868 if (selection.rect)
2714 if (end_col == R->TermWin.ncol)
2715 *str++ = '\n';
2716#endif
2717#ifndef NO_NEW_SELECTION
2718 if (R->selection_style != OLD_SELECT)
2719 if (end_col != R->selection.end.col)
2720 *str++ = '\n';
2721#endif
2722 *str = '\0';
2723
2724 i = str - (char *)new_selection_text;
2725 if (i == 0)
2726 { 2869 {
2870 while (ofs
2871 && new_selection_text[ofs - 1] != C0_LF
2872 && unicode::is_space (new_selection_text[ofs - 1]))
2873 --ofs;
2874
2875 new_selection_text[ofs++] = C0_LF;
2876 }
2877 else
2878#endif
2879 if (!ROW(row).is_longer ()
2880 && (row != selection.end.row || end_col != selection.end.col)
2881 && (row != selection.beg.row || selection.beg.col < ncol))
2882 new_selection_text[ofs++] = C0_LF;
2883 }
2884
2885 new_selection_text[ofs] = 0;
2886
2887 if (ofs == 0)
2888 {
2727 free (new_selection_text); 2889 free (new_selection_text);
2728 return; 2890 return;
2729 } 2891 }
2730 2892
2731 // due to MB_MAX_CUR, selection wastage is usually high
2732 if (str - (char *)new_selection_text > 1024)
2733 new_selection_text = (unsigned char *)rxvt_realloc (new_selection_text, i + 1);
2734
2735 R->selection.len = i;
2736 if (R->selection.text)
2737 free (R->selection.text); 2893 free (selection.text);
2738 2894
2739 R->selection.text = new_selection_text; 2895 // we usually allocate much more than necessary, so realloc it smaller again
2896 selection.len = ofs;
2897 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t));
2740 2898
2741 XSetSelectionOwner(R->Xdisplay, XA_PRIMARY, R->TermWin.vt, tm); 2899 if (HOOK_INVOKE ((this, HOOK_SEL_GRAB, DT_LONG, (long)tm, DT_END)))
2742 if (XGetSelectionOwner(R->Xdisplay, XA_PRIMARY) != R->TermWin.vt) 2900 return;
2743 rxvt_print_error("can't get primary selection"); 2901
2744 XChangeProperty(R->Xdisplay, Xroot, XA_CUT_BUFFER0, XA_STRING, 8, 2902 selection_grab (tm);
2745 PropModeReplace, R->selection.text, (int)R->selection.len); 2903}
2904
2905bool
2906rxvt_term::selection_grab (Time tm, bool clipboard) NOTHROW
2907{
2908 Atom sel;
2909
2910 if (!clipboard)
2911 {
2746 R->h->selection_time = tm; 2912 selection_time = tm;
2747 D_SELECT((stderr, "rxvt_selection_make(): R->selection.len=%d", R->selection.len)); 2913 sel = XA_PRIMARY;
2914 }
2915 else
2916 {
2917 clipboard_time = tm;
2918 sel = xa[XA_CLIPBOARD];
2919 }
2920
2921 XSetSelectionOwner (dpy, sel, vt, tm);
2922 if (XGetSelectionOwner (dpy, sel) == vt)
2923 {
2924 display->set_selection_owner (this, clipboard);
2925 return true;
2926 }
2927 else
2928 {
2929 selection_clear (clipboard);
2930 return false;
2931 }
2932
2933#if 0
2934 XTextProperty ct;
2935
2936 if (XwcTextListToTextProperty (dpy, &selection.text, 1, XStringStyle, &ct) >= 0)
2937 {
2938 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
2939 XFree (ct.value);
2940 }
2941#endif
2748} 2942}
2749 2943
2750/* ------------------------------------------------------------------------- */ 2944/* ------------------------------------------------------------------------- */
2751/* 2945/*
2752 * Mark or select text based upon number of clicks: 1, 2, or 3 2946 * Mark or select text based upon number of clicks: 1, 2, or 3
2753 * EXT: button 1 press 2947 * EXT: button 1 press
2754 */ 2948 */
2755/* EXTPROTO */
2756void 2949void
2757rxvt_selection_click(pR_ int clicks, int x, int y) 2950rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
2758{ 2951{
2759 D_SELECT((stderr, "rxvt_selection_click(%d, %d, %d)", clicks, x, y));
2760
2761 clicks = ((clicks - 1) % 3) + 1; 2952 clicks = ((clicks - 1) % 3) + 1;
2762 R->selection.clicks = clicks; /* save clicks so extend will work */ 2953 selection.clicks = clicks; /* save clicks so extend will work */
2763 2954
2955 if (clicks == 2 && !selection.rect
2956 && HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
2957 {
2958 MEvent.clicks = 1; // what a mess
2959 selection.screen = current_screen;
2960 selection.op = SELECTION_CONT;
2961 return;
2962 }
2963
2764 rxvt_selection_start_colrow(aR_ Pixel2Col(x), Pixel2Row(y)); 2964 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
2965
2765 if (clicks == 2 || clicks == 3) 2966 if (clicks == 2 || clicks == 3)
2766 rxvt_selection_extend_colrow(aR_ R->selection.mark.col, 2967 selection_extend_colrow (selection.mark.col,
2767 R->selection.mark.row 2968 selection.mark.row - view_start,
2768 + R->TermWin.view_start, 2969 0, /* button 3 */
2769 0, /* button 3 */ 2970 1, /* button press */
2770 1, /* button press */ 2971 0); /* click change */
2771 0); /* click change */
2772} 2972}
2773 2973
2774/* ------------------------------------------------------------------------- */ 2974/* ------------------------------------------------------------------------- */
2775/* 2975/*
2776 * Mark a selection at the specified col/row 2976 * Mark a selection at the specified col/row
2777 */ 2977 */
2778/* INTPROTO */
2779void 2978void
2780rxvt_selection_start_colrow(pR_ int col, int row) 2979rxvt_term::selection_start_colrow (int col, int row) NOTHROW
2781{ 2980{
2782 R->h->want_refresh = 1; 2981 want_refresh = 1;
2982
2983 selection.mark.row = row + view_start;
2783 R->selection.mark.col = col; 2984 selection.mark.col = col;
2784 R->selection.mark.row = row - R->TermWin.view_start; 2985
2785 MAX_IT(R->selection.mark.row, -(int32_t)R->TermWin.nscrolled); 2986 selection.mark.row = clamp (selection.mark.row, top_row, nrow - 1);
2786 MIN_IT(R->selection.mark.row, (int32_t)R->TermWin.nrow - 1); 2987 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);
2988
2989 while (selection.mark.col > 0
2990 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
2787 MAX_IT(R->selection.mark.col, 0); 2991 --selection.mark.col;
2788 MIN_IT(R->selection.mark.col, (int32_t)R->TermWin.ncol - 1);
2789 2992
2790 if (R->selection.op) { /* clear the old selection */ 2993 if (selection.op)
2994 {
2995 /* clear the old selection */
2791 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 2996 selection.beg.row = selection.end.row = selection.mark.row;
2792 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 2997 selection.beg.col = selection.end.col = selection.mark.col;
2793 } 2998 }
2999
2794 R->selection.op = SELECTION_INIT; 3000 selection.op = SELECTION_INIT;
2795 R->selection.screen = R->h->current_screen; 3001 selection.screen = current_screen;
2796} 3002}
2797 3003
2798/* ------------------------------------------------------------------------- */ 3004/* ------------------------------------------------------------------------- */
2799/* 3005/*
2800 * Word select: select text for 2 clicks 3006 * Word select: select text for 2 clicks
2801 * We now only find out the boundary in one direction 3007 * We now only find out the boundary in one direction
2802 */ 3008 */
2803 3009
2804/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3010/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
2805#define DELIMIT_TEXT(x) \ 3011#define DELIMIT_TEXT(x) \
2806 (((x) == ' ' || (x) == '\t') ? 2 : (STRCHR(R->h->rs[Rs_cutchars], (x)) != NULL)) 3012 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
2807#ifdef MULTICHAR_SET
2808# define DELIMIT_REND(x) (((x) & RS_multiMask) ? 1 : 0)
2809#else
2810# define DELIMIT_REND(x) 1 3013#define DELIMIT_REND(x) 1
2811#endif
2812 3014
2813/* INTPROTO */
2814void 3015void
2815rxvt_selection_delimit_word(pR_ enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) 3016rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW
2816{ 3017{
2817 int col, row, dirnadd, tcol, trow, w1, w2; 3018 int col, row, dirnadd, tcol, trow, w1, w2;
2818 row_col_t bound; 3019 row_col_t bound;
2819 text_t *stp; 3020 text_t *stp;
2820 rend_t *srp; 3021 rend_t *srp;
2821 3022
2822 if (dirn == UP) { 3023 if (dirn == UP)
2823 bound.row = R->TermWin.saveLines - R->TermWin.nscrolled - 1;
2824 bound.col = 0;
2825 dirnadd = -1;
2826 } else {
2827 bound.row = R->TermWin.saveLines + R->TermWin.nrow;
2828 bound.col = R->TermWin.ncol - 1;
2829 dirnadd = 1;
2830 } 3024 {
2831 row = mark->row + R->TermWin.saveLines; 3025 bound.row = top_row - 1;
3026 bound.col = 0;
3027 dirnadd = -1;
3028 }
3029 else
3030 {
3031 bound.row = nrow;
3032 bound.col = ncol - 1;
3033 dirnadd = 1;
3034 }
3035
3036 row = mark->row;
2832 col = mark->col; 3037 col = max (mark->col, 0);
2833 MAX_IT(col, 0); 3038
2834/* find the edge of a word */ 3039 /* find the edge of a word */
2835 stp = &(R->screen.text[row][col]); 3040 stp = ROW(row).t + col; w1 = DELIMIT_TEXT (*stp);
2836 w1 = DELIMIT_TEXT(*stp); 3041 srp = ROW(row).r + col; w2 = DELIMIT_REND (*srp);
2837 3042
2838 if (R->selection_style != NEW_SELECT) {
2839 if (w1 == 1) {
2840 stp += dirnadd;
2841 if (DELIMIT_TEXT(*stp) == 1)
2842 goto Old_Word_Selection_You_Die;
2843 col += dirnadd;
2844 }
2845 w1 = 0;
2846 }
2847 srp = (&R->screen.rend[row][col]);
2848 w2 = DELIMIT_REND(*srp);
2849
2850 for (;;) { 3043 for (;;)
3044 {
2851 for (; col != bound.col; col += dirnadd) { 3045 for (; col != bound.col; col += dirnadd)
3046 {
2852 stp += dirnadd; 3047 stp += dirnadd;
3048 srp += dirnadd;
3049
3050 if (*stp == NOCHAR)
3051 continue;
3052
2853 if (DELIMIT_TEXT(*stp) != w1) 3053 if (DELIMIT_TEXT (*stp) != w1)
2854 break; 3054 break;
2855 srp += dirnadd;
2856 if (DELIMIT_REND(*srp) != w2) 3055 if (DELIMIT_REND (*srp) != w2)
2857 break; 3056 break;
2858 } 3057 }
3058
2859 if ((col == bound.col) && (row != bound.row)) { 3059 if ((col == bound.col) && (row != bound.row))
2860 if (R->screen.tlen[(row - (dirn == UP ? 1 : 0))] == -1) { 3060 {
2861 trow = row + dirnadd; 3061 if (ROW(row - (dirn == UP ? 1 : 0)).is_longer ())
2862 tcol = dirn == UP ? R->TermWin.ncol - 1 : 0; 3062 {
2863 if (R->screen.text[trow] == NULL) 3063 trow = row + dirnadd;
2864 break; 3064 tcol = dirn == UP ? ncol - 1 : 0;
2865 stp = &(R->screen.text[trow][tcol]); 3065
2866 srp = &(R->screen.rend[trow][tcol]); 3066 if (!ROW(trow).t)
3067 break;
3068
3069 stp = ROW(trow).t + tcol;
3070 srp = ROW(trow).r + tcol;
3071
2867 if (DELIMIT_TEXT(*stp) != w1 || DELIMIT_REND(*srp) != w2) 3072 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2)
3073 break;
3074
3075 row = trow;
3076 col = tcol;
3077 continue;
3078 }
3079 }
2868 break; 3080 break;
2869 row = trow;
2870 col = tcol;
2871 continue;
2872 } 3081 }
2873 }
2874 break;
2875 }
2876 Old_Word_Selection_You_Die:
2877 D_SELECT((stderr, "rxvt_selection_delimit_word(%s,...) @ (r:%3d, c:%3d) has boundary (r:%3d, c:%3d)", (dirn == UP ? "up " : "down"), mark->row, mark->col, row - R->TermWin.saveLines, col));
2878 3082
2879 if (dirn == DN) 3083 if (dirn == DN)
2880 col++; /* put us on one past the end */ 3084 col++; /* put us on one past the end */
2881 3085
2882/* Poke the values back in */ 3086 /* Poke the values back in */
2883 ret->row = row - R->TermWin.saveLines; 3087 ret->row = row;
2884 ret->col = col; 3088 ret->col = col;
2885} 3089}
2886 3090
2887/* ------------------------------------------------------------------------- */ 3091/* ------------------------------------------------------------------------- */
2888/* 3092/*
2889 * Extend the selection to the specified x/y pixel location 3093 * Extend the selection to the specified x/y pixel location
2890 * EXT: button 3 press; button 1 or 3 drag 3094 * EXT: button 3 press; button 1 or 3 drag
2891 * flag == 0 ==> button 1 3095 * flag == 0 ==> button 1
2892 * flag == 1 ==> button 3 press 3096 * flag == 1 ==> button 3 press
2893 * flag == 2 ==> button 3 motion 3097 * flag == 2 ==> button 3 motion
2894 */ 3098 */
2895/* EXTPROTO */
2896void 3099void
2897rxvt_selection_extend(pR_ int x, int y, int flag) 3100rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
2898{ 3101{
2899 int col, row; 3102 int col = clamp (Pixel2Col (x), 0, ncol);
3103 int row = clamp (Pixel2Row (y), 0, nrow - 1);
2900 3104
2901 col = Pixel2Col(x); 3105 /*
2902 row = Pixel2Row(y);
2903 MAX_IT(row, 0);
2904 MIN_IT(row, (int)R->TermWin.nrow - 1);
2905 MAX_IT(col, 0);
2906 MIN_IT(col, (int)R->TermWin.ncol);
2907#ifndef NO_NEW_SELECTION
2908/*
2909 * If we're selecting characters (single click) then we must check first 3106 * If we're selecting characters (single click) then we must check first
2910 * if we are at the same place as the original mark. If we are then 3107 * if we are at the same place as the original mark. If we are then
2911 * select nothing. Otherwise, if we're to the right of the mark, you have to 3108 * select nothing. Otherwise, if we're to the right of the mark, you have to
2912 * be _past_ a character for it to be selected. 3109 * be _past_ a character for it to be selected.
2913 */ 3110 */
2914 if (R->selection_style != OLD_SELECT) {
2915 if (((R->selection.clicks % 3) == 1) && !flag 3111 if (((selection.clicks % 3) == 1) && !flag
2916 && (col == R->selection.mark.col 3112 && (col == selection.mark.col
2917 && (row == R->selection.mark.row + R->TermWin.view_start))) { 3113 && (row == selection.mark.row - view_start)))
3114 {
2918 /* select nothing */ 3115 /* select nothing */
2919 R->selection.beg.row = R->selection.end.row = 0; 3116 selection.beg.row = selection.end.row = 0;
2920 R->selection.beg.col = R->selection.end.col = 0; 3117 selection.beg.col = selection.end.col = 0;
2921 R->selection.clicks = 4; 3118 selection.clicks = 4;
2922 R->h->want_refresh = 1; 3119 want_refresh = 1;
2923 D_SELECT((stderr, "rxvt_selection_extend() R->selection.clicks = 4"));
2924 return; 3120 return;
2925 }
2926 } 3121 }
2927#endif 3122
2928 if (R->selection.clicks == 4) 3123 if (selection.clicks == 4)
2929 R->selection.clicks = 1; 3124 selection.clicks = 1;
3125
2930 rxvt_selection_extend_colrow(aR_ col, row, !!flag, /* ? button 3 */ 3126 selection_extend_colrow (col, row, !!flag, /* ? button 3 */
2931 flag == 1 ? 1 : 0, /* ? button press */ 3127 flag == 1 ? 1 : 0, /* ? button press */
2932 0); /* no click change */ 3128 0); /* no click change */
2933} 3129}
2934 3130
2935/* ------------------------------------------------------------------------- */ 3131/* ------------------------------------------------------------------------- */
2936/* 3132/*
2937 * Extend the selection to the specified col/row 3133 * Extend the selection to the specified col/row
2938 */ 3134 */
2939/* INTPROTO */
2940void 3135void
2941rxvt_selection_extend_colrow(pR_ int32_t col, int32_t row, int button3, int buttonpress, int clickchange) 3136rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW
2942{ 3137{
2943 int16_t ncol = R->TermWin.ncol;
2944 int end_col;
2945 row_col_t pos; 3138 row_col_t pos;
2946 enum { 3139 enum {
2947 LEFT, RIGHT 3140 LEFT, RIGHT
2948 } closeto = RIGHT; 3141 } closeto = RIGHT;
2949 3142
2950 D_SELECT((stderr, "rxvt_selection_extend_colrow(c:%d, r:%d, %d, %d) clicks:%d, op:%d", col, row, button3, buttonpress, R->selection.clicks, R->selection.op));
2951 D_SELECT((stderr, "rxvt_selection_extend_colrow() ENT b:(r:%d,c:%d) m:(r:%d,c:%d), e:(r:%d,c:%d)", R->selection.beg.row, R->selection.beg.col, R->selection.mark.row, R->selection.mark.col, R->selection.end.row, R->selection.end.col));
2952
2953 R->h->want_refresh = 1; 3143 want_refresh = 1;
3144
2954 switch (R->selection.op) { 3145 switch (selection.op)
3146 {
2955 case SELECTION_INIT: 3147 case SELECTION_INIT:
2956 CLEAR_SELECTION(R); 3148 CLEAR_SELECTION ();
2957 R->selection.op = SELECTION_BEGIN; 3149 selection.op = SELECTION_BEGIN;
2958 /* FALLTHROUGH */ 3150 /* FALLTHROUGH */
2959 case SELECTION_BEGIN: 3151 case SELECTION_BEGIN:
2960 if (row != R->selection.mark.row || col != R->selection.mark.col 3152 if (row != selection.mark.row || col != selection.mark.col
2961 || (!button3 && buttonpress)) 3153 || (!button3 && buttonpress))
2962 R->selection.op = SELECTION_CONT; 3154 selection.op = SELECTION_CONT;
2963 break; 3155 break;
2964 case SELECTION_DONE: 3156 case SELECTION_DONE:
2965 R->selection.op = SELECTION_CONT; 3157 selection.op = SELECTION_CONT;
2966 /* FALLTHROUGH */ 3158 /* FALLTHROUGH */
2967 case SELECTION_CONT: 3159 case SELECTION_CONT:
2968 break; 3160 break;
2969 case SELECTION_CLEAR: 3161 case SELECTION_CLEAR:
2970 rxvt_selection_start_colrow(aR_ col, row); 3162 selection_start_colrow (col, row);
2971 /* FALLTHROUGH */ 3163 /* FALLTHROUGH */
2972 default: 3164 default:
2973 return; 3165 return;
2974 } 3166 }
3167
2975 if (R->selection.beg.col == R->selection.end.col 3168 if (selection.beg.col == selection.end.col
2976 && R->selection.beg.col != R->selection.mark.col 3169 && selection.beg.col != selection.mark.col
2977 && R->selection.beg.row == R->selection.end.row 3170 && selection.beg.row == selection.end.row
2978 && R->selection.beg.row != R->selection.mark.row) { 3171 && selection.beg.row != selection.mark.row)
3172 {
2979 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3173 selection.beg.col = selection.end.col = selection.mark.col;
2980 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3174 selection.beg.row = selection.end.row = selection.mark.row;
2981 D_SELECT((stderr, "rxvt_selection_extend_colrow() ENT2 b:(r:%d,c:%d) m:(r:%d,c:%d), e:(r:%d,c:%d)", R->selection.beg.row, R->selection.beg.col, R->selection.mark.row, R->selection.mark.col, R->selection.end.row, R->selection.end.col));
2982 } 3175 }
2983 3176
2984 pos.col = col; 3177 pos.col = col;
2985 pos.row = row; 3178 pos.row = view_start + row;
2986 3179
2987 pos.row -= R->TermWin.view_start; /* adjust for scroll */ 3180 /*
2988
2989#ifndef NO_OLD_SELECTION
2990/*
2991 * This mimics some of the selection behaviour of version 2.20 and before.
2992 * There are no ``selection modes'', button3 is always character extension.
2993 * Note: button3 drag is always available, c.f. v2.20
2994 * Selection always terminates (left or right as appropriate) at the mark.
2995 */
2996 if (R->selection_style == OLD_SELECT) {
2997 if (R->selection.clicks == 1 || button3) {
2998 if (R->h->hate_those_clicks) {
2999 R->h->hate_those_clicks = 0;
3000 if (R->selection.clicks == 1) {
3001 R->selection.beg.row = R->selection.mark.row;
3002 R->selection.beg.col = R->selection.mark.col;
3003 } else {
3004 R->selection.mark.row = R->selection.beg.row;
3005 R->selection.mark.col = R->selection.beg.col;
3006 }
3007 }
3008 if (ROWCOL_IS_BEFORE(pos, R->selection.mark)) {
3009 R->selection.end.row = R->selection.mark.row;
3010 R->selection.end.col = R->selection.mark.col + 1;
3011 R->selection.beg.row = pos.row;
3012 R->selection.beg.col = pos.col;
3013 } else {
3014 R->selection.beg.row = R->selection.mark.row;
3015 R->selection.beg.col = R->selection.mark.col;
3016 R->selection.end.row = pos.row;
3017 R->selection.end.col = pos.col + 1;
3018 }
3019 } else if (R->selection.clicks == 2) {
3020 rxvt_selection_delimit_word(aR_ UP, &(R->selection.mark),
3021 &(R->selection.beg));
3022 rxvt_selection_delimit_word(aR_ DN, &(R->selection.mark),
3023 &(R->selection.end));
3024 R->h->hate_those_clicks = 1;
3025 } else if (R->selection.clicks == 3) {
3026 R->selection.beg.row = R->selection.end.row = R->selection.mark.row;
3027 R->selection.beg.col = 0;
3028 R->selection.end.col = ncol;
3029 R->h->hate_those_clicks = 1;
3030 }
3031 D_SELECT((stderr, "rxvt_selection_extend_colrow() EXIT b:(r:%d,c:%d) m:(r:%d,c:%d), e:(r:%d,c:%d)", R->selection.beg.row, R->selection.beg.col, R->selection.mark.row, R->selection.mark.col, R->selection.end.row, R->selection.end.col));
3032 return;
3033 }
3034#endif /* ! NO_OLD_SELECTION */
3035#ifndef NO_NEW_SELECTION
3036/* selection_style must not be OLD_SELECT to get here */
3037/*
3038 * This is mainly xterm style selection with a couple of differences, mainly 3181 * This is mainly xterm style selection with a couple of differences, mainly
3039 * in the way button3 drag extension works. 3182 * in the way button3 drag extension works.
3040 * We're either doing: button1 drag; button3 press; or button3 drag 3183 * We're either doing: button1 drag; button3 press; or button3 drag
3041 * a) button1 drag : select around a midpoint/word/line - that point/word/line 3184 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3042 * is always at the left/right edge of the R->selection. 3185 * is always at the left/right edge of the selection.
3043 * b) button3 press: extend/contract character/word/line at whichever edge of 3186 * b) button3 press: extend/contract character/word/line at whichever edge of
3044 * the selection we are closest to. 3187 * the selection we are closest to.
3045 * c) button3 drag : extend/contract character/word/line - we select around 3188 * c) button3 drag : extend/contract character/word/line - we select around
3046 * a point/word/line which is either the start or end of the selection 3189 * a point/word/line which is either the start or end of the selection
3047 * and it was decided by whichever point/word/line was `fixed' at the 3190 * and it was decided by whichever point/word/line was `fixed' at the
3048 * time of the most recent button3 press 3191 * time of the most recent button3 press
3049 */ 3192 */
3050 if (button3 && buttonpress) { /* button3 press */ 3193 if (button3 && buttonpress)
3051 /* 3194 {
3195 /* button3 press */
3196 /*
3052 * first determine which edge of the selection we are closest to 3197 * first determine which edge of the selection we are closest to
3053 */ 3198 */
3054 if (ROWCOL_IS_BEFORE(pos, R->selection.beg) 3199 if (ROWCOL_IS_BEFORE (pos, selection.beg)
3055 || (!ROWCOL_IS_AFTER(pos, R->selection.end) 3200 || (!ROWCOL_IS_AFTER (pos, selection.end)
3056 && (((pos.col - R->selection.beg.col) 3201 && (((pos.col - selection.beg.col)
3057 + ((pos.row - R->selection.beg.row) * ncol)) 3202 + ((pos.row - selection.beg.row) * ncol))
3058 < ((R->selection.end.col - pos.col) 3203 < ((selection.end.col - pos.col)
3059 + ((R->selection.end.row - pos.row) * ncol))))) 3204 + ((selection.end.row - pos.row) * ncol)))))
3060 closeto = LEFT; 3205 closeto = LEFT;
3206
3061 if (closeto == LEFT) { 3207 if (closeto == LEFT)
3208 {
3062 R->selection.beg.row = pos.row; 3209 selection.beg.row = pos.row;
3063 R->selection.beg.col = pos.col; 3210 selection.beg.col = pos.col;
3064 R->selection.mark.row = R->selection.end.row; 3211 selection.mark.row = selection.end.row;
3065 R->selection.mark.col = R->selection.end.col 3212 selection.mark.col = selection.end.col - (selection.clicks == 2);
3066 - (R->selection.clicks == 2); 3213 }
3067 } else { 3214 else
3215 {
3068 R->selection.end.row = pos.row; 3216 selection.end.row = pos.row;
3069 R->selection.end.col = pos.col; 3217 selection.end.col = pos.col;
3070 R->selection.mark.row = R->selection.beg.row; 3218 selection.mark.row = selection.beg.row;
3071 R->selection.mark.col = R->selection.beg.col; 3219 selection.mark.col = selection.beg.col;
3072 } 3220 }
3221 }
3222 else
3223 {
3073 } else { /* button1 drag or button3 drag */ 3224 /* button1 drag or button3 drag */
3074 if (ROWCOL_IS_AFTER(R->selection.mark, pos)) { 3225 if (ROWCOL_IS_AFTER (selection.mark, pos))
3226 {
3075 if ((R->selection.mark.row == R->selection.end.row) 3227 if (selection.mark.row == selection.end.row
3076 && (R->selection.mark.col == R->selection.end.col) 3228 && selection.mark.col == selection.end.col
3077 && clickchange && R->selection.clicks == 2) 3229 && clickchange
3078 R->selection.mark.col--; 3230 && selection.clicks == 2)
3231 selection.mark.col--;
3232
3079 R->selection.beg.row = pos.row; 3233 selection.beg.row = pos.row;
3080 R->selection.beg.col = pos.col; 3234 selection.beg.col = pos.col;
3081 R->selection.end.row = R->selection.mark.row; 3235 selection.end.row = selection.mark.row;
3082 R->selection.end.col = R->selection.mark.col 3236 selection.end.col = selection.mark.col + (selection.clicks == 2);
3083 + (R->selection.clicks == 2); 3237 }
3084 } else { 3238 else
3239 {
3085 R->selection.beg.row = R->selection.mark.row; 3240 selection.beg.row = selection.mark.row;
3086 R->selection.beg.col = R->selection.mark.col; 3241 selection.beg.col = selection.mark.col;
3087 R->selection.end.row = pos.row; 3242 selection.end.row = pos.row;
3088 R->selection.end.col = pos.col; 3243 selection.end.col = pos.col;
3089 } 3244 }
3090 } 3245 }
3091 3246
3092 if (R->selection.clicks == 1) { 3247 if (selection.clicks == 1)
3093 end_col = R->screen.tlen[R->selection.beg.row + R->TermWin.saveLines]; 3248 {
3094 if (end_col != -1 && R->selection.beg.col > end_col) { 3249 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3095#if 1 3250 && !ROW(selection.beg.row).is_longer ()
3096 R->selection.beg.col = ncol; 3251#if !ENABLE_MINIMAL
3097#else 3252 && !selection.rect
3098 if (R->selection.beg.row != R->selection.end.row) 3253#endif
3254 )
3099 R->selection.beg.col = ncol; 3255 selection.beg.col = ncol;
3100 else 3256
3101 R->selection.beg.col = R->selection.mark.col; 3257 if (
3258 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN
3259 && !ROW(selection.end.row).is_longer ()
3260#if !ENABLE_MINIMAL
3261 && !selection.rect
3262#endif
3263 )
3264 selection.end.col = ncol;
3265 }
3266 else if (selection.clicks == 2)
3267 {
3268 if (ROWCOL_IS_AFTER (selection.end, selection.beg))
3269 selection.end.col--;
3270
3271 selection_delimit_word (UP, &selection.beg, &selection.beg);
3272 selection_delimit_word (DN, &selection.end, &selection.end);
3273 }
3274 else if (selection.clicks == 3)
3275 {
3276#if ENABLE_FRILLS
3277 if (option (Opt_tripleclickwords))
3278 {
3279 selection_delimit_word (UP, &selection.beg, &selection.beg);
3280
3281 for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3282 {
3283 if (!ROW(end_row).is_longer ())
3284 {
3285 selection.end.row = end_row;
3286 selection.end.col = ROW(end_row).l;
3287# if !ENABLE_MINIMAL
3288 selection_remove_trailing_spaces ();
3102#endif 3289# endif
3103 } 3290 break;
3104 end_col = R->screen.tlen[R->selection.end.row + R->TermWin.saveLines]; 3291 }
3105 if (end_col != -1 && R->selection.end.col > end_col) 3292 }
3106 R->selection.end.col = ncol; 3293 }
3107 3294 else
3108 } else if (R->selection.clicks == 2) { 3295#endif
3296 {
3109 if (ROWCOL_IS_AFTER(R->selection.end, R->selection.beg)) 3297 if (ROWCOL_IS_AFTER (selection.mark, selection.beg))
3110 R->selection.end.col--; 3298 selection.mark.col++;
3111 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3112 &(R->selection.beg));
3113 rxvt_selection_delimit_word(aR_ DN, &(R->selection.end),
3114 &(R->selection.end));
3115 } else if (R->selection.clicks == 3) {
3116#ifndef NO_FRILLS
3117 if ((R->Options & Opt_tripleclickwords)) {
3118 int end_row;
3119 3299
3120 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg), 3300 selection.beg.col = 0;
3121 &(R->selection.beg)); 3301 selection.end.col = ncol;
3122 end_row = R->screen.tlen[R->selection.mark.row 3302
3123 + R->TermWin.saveLines]; 3303 // select a complete logical line
3124 for (end_row = R->selection.mark.row; end_row < R->TermWin.nrow; 3304 while (selection.beg.row > -saveLines
3125 end_row++) { 3305 && ROW(selection.beg.row - 1).is_longer ())
3126 end_col = R->screen.tlen[end_row + R->TermWin.saveLines]; 3306 selection.beg.row--;
3127 if (end_col != -1) { 3307
3128 R->selection.end.row = end_row; 3308 while (selection.end.row < nrow
3129 R->selection.end.col = end_col; 3309 && ROW(selection.end.row).is_longer ())
3130 rxvt_selection_remove_trailing_spaces(aR); 3310 selection.end.row++;
3131 break; 3311 }
3132 }
3133 } 3312 }
3134 } else 3313
3135#endif 3314 if (button3 && buttonpress)
3136 {
3137 if (ROWCOL_IS_AFTER(R->selection.mark, R->selection.beg))
3138 R->selection.mark.col++;
3139 R->selection.beg.col = 0;
3140 R->selection.end.col = ncol;
3141 }
3142 } 3315 {
3143 if (button3 && buttonpress) { /* mark may need to be changed */ 3316 /* mark may need to be changed */
3144 if (closeto == LEFT) { 3317 if (closeto == LEFT)
3318 {
3145 R->selection.mark.row = R->selection.end.row; 3319 selection.mark.row = selection.end.row;
3146 R->selection.mark.col = R->selection.end.col 3320 selection.mark.col = selection.end.col - (selection.clicks == 2);
3147 - (R->selection.clicks == 2); 3321 }
3148 } else { 3322 else
3323 {
3149 R->selection.mark.row = R->selection.beg.row; 3324 selection.mark.row = selection.beg.row;
3150 R->selection.mark.col = R->selection.beg.col; 3325 selection.mark.col = selection.beg.col;
3151 } 3326 }
3152 } 3327 }
3153 D_SELECT((stderr, "rxvt_selection_extend_colrow() EXIT b:(r:%d,c:%d) m:(r:%d,c:%d), e:(r:%d,c:%d)", R->selection.beg.row, R->selection.beg.col, R->selection.mark.row, R->selection.mark.col, R->selection.end.row, R->selection.end.col));
3154#endif /* ! NO_NEW_SELECTION */
3155}
3156 3328
3157#ifndef NO_FRILLS 3329#if !ENABLE_MINIMAL
3158/* INTPROTO */ 3330 if (selection.rect && selection.beg.col > selection.end.col)
3331 ::swap (selection.beg.col, selection.end.col);
3332#endif
3333}
3334
3335#if !ENABLE_MINIMAL
3159void 3336void
3160rxvt_selection_remove_trailing_spaces(pR) 3337rxvt_term::selection_remove_trailing_spaces () NOTHROW
3161{ 3338{
3162 int32_t end_col, end_row; 3339 int32_t end_col, end_row;
3163 text_t *stp; 3340 text_t *stp;
3164 3341
3165 end_col = R->selection.end.col; 3342 end_col = selection.end.col;
3166 end_row = R->selection.end.row; 3343 end_row = selection.end.row;
3344
3167 for ( ; end_row >= R->selection.beg.row; ) { 3345 for (; end_row >= selection.beg.row; )
3168 stp = R->screen.text[end_row + R->TermWin.saveLines]; 3346 {
3347 stp = ROW(end_row).t;
3348
3169 while (--end_col >= 0) { 3349 while (--end_col >= 0)
3170 if (stp[end_col] != ' ' && stp[end_col] != '\t') 3350 {
3171 break; 3351 if (stp[end_col] != NOCHAR
3172 } 3352 && !unicode::is_space (stp[end_col]))
3353 break;
3354 }
3355
3173 if (end_col >= 0 3356 if (end_col >= 0
3174 || R->screen.tlen[end_row - 1 + R->TermWin.saveLines] != -1) { 3357 || !ROW(end_row - 1).is_longer ())
3358 {
3175 R->selection.end.col = end_col + 1; 3359 selection.end.col = end_col + 1;
3176 R->selection.end.row = end_row; 3360 selection.end.row = end_row;
3177 break; 3361 break;
3178 } 3362 }
3179 end_row--; 3363
3180 end_col = R->TermWin.ncol; 3364 end_row--;
3365 end_col = ncol;
3181 } 3366 }
3367
3182 if (R->selection.mark.row > R->selection.end.row) { 3368 if (selection.mark.row > selection.end.row)
3369 {
3183 R->selection.mark.row = R->selection.end.row; 3370 selection.mark.row = selection.end.row;
3184 R->selection.mark.col = R->selection.end.col; 3371 selection.mark.col = selection.end.col;
3372 }
3185 } else if (R->selection.mark.row == R->selection.end.row 3373 else if (selection.mark.row == selection.end.row
3186 && R->selection.mark.col > R->selection.end.col) 3374 && selection.mark.col > selection.end.col)
3187 R->selection.mark.col = R->selection.end.col; 3375 selection.mark.col = selection.end.col;
3188} 3376}
3189#endif 3377#endif
3190 3378
3191/* ------------------------------------------------------------------------- */ 3379/* ------------------------------------------------------------------------- */
3192/* 3380/*
3193 * Double click on button 3 when already selected 3381 * Double click on button 3 when already selected
3194 * EXT: button 3 double click 3382 * EXT: button 3 double click
3195 */ 3383 */
3196/* EXTPROTO */
3197void 3384void
3198rxvt_selection_rotate(pR_ int x, int y) 3385rxvt_term::selection_rotate (int x, int y) NOTHROW
3199{ 3386{
3200 R->selection.clicks = R->selection.clicks % 3 + 1; 3387 selection.clicks = selection.clicks % 3 + 1;
3201 rxvt_selection_extend_colrow(aR_ Pixel2Col(x), Pixel2Row(y), 1, 0, 1); 3388 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3202} 3389}
3203
3204/* ------------------------------------------------------------------------- */
3205/*
3206 * On some systems, the Atom typedef is 64 bits wide. We need to have a type
3207 * that is exactly 32 bits wide, because a format of 64 is not allowed by
3208 * the X11 protocol.
3209 */
3210typedef CARD32 Atom32;
3211 3390
3212/* ------------------------------------------------------------------------- */ 3391/* ------------------------------------------------------------------------- */
3213/* 3392/*
3214 * Respond to a request for our current selection 3393 * Respond to a request for our current selection
3215 * EXT: SelectionRequest 3394 * EXT: SelectionRequest
3216 */ 3395 */
3217/* EXTPROTO */
3218void 3396void
3219rxvt_selection_send(pR_ const XSelectionRequestEvent *rq) 3397rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3220{ 3398{
3399 Atom property = rq.property == None ? rq.target : rq.property;
3221 XSelectionEvent ev; 3400 XSelectionEvent ev;
3401
3402 ev.type = SelectionNotify;
3403 ev.property = None;
3404 ev.display = rq.display;
3405 ev.requestor = rq.requestor;
3406 ev.selection = rq.selection;
3407 ev.target = rq.target;
3408 ev.time = rq.time;
3409
3410 if (rq.target == xa[XA_TARGETS])
3411 {
3412 Atom target_list[6];
3413 Atom *target = target_list;
3414
3415 *target++ = xa[XA_TARGETS];
3416 *target++ = xa[XA_TIMESTAMP];
3417 *target++ = XA_STRING;
3418 *target++ = xa[XA_TEXT];
3419 *target++ = xa[XA_COMPOUND_TEXT];
3420#if X_HAVE_UTF8_STRING
3421 *target++ = xa[XA_UTF8_STRING];
3422#endif
3423
3424 XChangeProperty (dpy, rq.requestor, property, XA_ATOM,
3425 32, PropModeReplace,
3426 (unsigned char *)target_list, target - target_list);
3427 ev.property = property;
3428 }
3429#if TODO // TODO
3430 else if (rq.target == xa[XA_MULTIPLE])
3431 {
3432 /* TODO: Handle MULTIPLE */
3433 }
3434#endif
3435 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == XA_PRIMARY && selection.text)
3436 {
3437 XChangeProperty (dpy, rq.requestor, property, rq.target,
3438 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3439 ev.property = property;
3440 }
3441 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3442 {
3443 XChangeProperty (dpy, rq.requestor, property, rq.target,
3444 32, PropModeReplace, (unsigned char *)&clipboard_time, 1);
3445 ev.property = property;
3446 }
3447 else if (rq.target == XA_STRING
3448 || rq.target == xa[XA_TEXT]
3449 || rq.target == xa[XA_COMPOUND_TEXT]
3450 || rq.target == xa[XA_UTF8_STRING]
3451 )
3452 {
3453 XTextProperty ct;
3454 Atom target = rq.target;
3455 short freect = 0;
3456 int selectlen;
3457 wchar_t *cl;
3458 enum {
3459 enc_string = XStringStyle,
3460 enc_text = XStdICCTextStyle,
3461 enc_compound_text = XCompoundTextStyle,
3462#ifdef X_HAVE_UTF8_STRING
3463 enc_utf8 = XUTF8StringStyle,
3464#else
3465 enc_utf8 = -1,
3466#endif
3467 } style;
3468
3469 if (target == XA_STRING)
3470 // we actually don't do XA_STRING, but who cares, as i18n clients
3471 // will ask for another format anyways.
3472 style = enc_string;
3473 else if (target == xa[XA_TEXT])
3474 style = enc_text;
3475 else if (target == xa[XA_COMPOUND_TEXT])
3476 style = enc_compound_text;
3477#if !ENABLE_MINIMAL
3478 else if (target == xa[XA_UTF8_STRING])
3479 style = enc_utf8;
3480#endif
3481 else
3482 {
3483 target = xa[XA_COMPOUND_TEXT];
3484 style = enc_compound_text;
3485 }
3486
3487 if (rq.selection == XA_PRIMARY && selection.text)
3488 {
3489 cl = selection.text;
3490 selectlen = selection.len;
3491 }
3492 else if (rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3493 {
3494 cl = selection.clip_text;
3495 selectlen = selection.clip_len;
3496 }
3497 else
3498 {
3499 cl = L"";
3500 selectlen = 0;
3501 }
3502
3503#if !ENABLE_MINIMAL
3504 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
3505 // so recode it manually
3506 if (style == enc_utf8)
3507 {
3508 freect = 1;
3509 ct.encoding = target;
3510 ct.format = 8;
3511 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);
3512 ct.nitems = strlen ((char *)ct.value);
3513 }
3514 else
3515#endif
3516 if (XwcTextListToTextProperty (dpy, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3517 freect = 1;
3518 else
3519 {
3520 /* if we failed to convert then send it raw */
3521 ct.value = (unsigned char *)cl;
3522 ct.nitems = selectlen;
3523 ct.encoding = target;
3524 }
3525
3526 XChangeProperty (dpy, rq.requestor, property,
3527 ct.encoding, 8, PropModeReplace,
3528 ct.value, (int)ct.nitems);
3529 ev.property = property;
3530
3531 if (freect)
3532 XFree (ct.value);
3533 }
3534
3535 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3536}
3537
3538/* ------------------------------------------------------------------------- */
3222#ifdef USE_XIM 3539#ifdef USE_XIM
3223 Atom32 target_list[4]; 3540void
3224#else 3541rxvt_term::im_set_position (XPoint &pos) NOTHROW
3225 Atom32 target_list[3]; 3542{
3226#endif 3543 XWindowAttributes xwa;
3227 Atom target;
3228 XTextProperty ct;
3229 XICCEncodingStyle style;
3230 char *cl[2], dummy[1];
3231 3544
3232 ev.type = SelectionNotify; 3545 XGetWindowAttributes (dpy, vt, &xwa);
3233 ev.property = None;
3234 ev.display = rq->display;
3235 ev.requestor = rq->requestor;
3236 ev.selection = rq->selection;
3237 ev.target = rq->target;
3238 ev.time = rq->time;
3239 3546
3240 if (rq->target == R->h->xa[XA_TARGETS]) { 3547 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3241 target_list[0] = (Atom32) R->h->xa[XA_TARGETS]; 3548 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3242 target_list[1] = (Atom32) XA_STRING; 3549}
3243 target_list[2] = (Atom32) R->h->xa[XA_TEXT];
3244#ifdef USE_XIM
3245 target_list[3] = (Atom32) R->h->xa[XA_COMPOUND_TEXT];
3246#endif 3550#endif
3247 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_ATOM,
3248 (8 * sizeof(target_list[0])), PropModeReplace,
3249 (unsigned char *)target_list,
3250 (sizeof(target_list) / sizeof(target_list[0])));
3251 ev.property = rq->property;
3252 } else if (rq->target == R->h->xa[XA_MULTIPLE]) {
3253 /* TODO: Handle MULTIPLE */
3254 } else if (rq->target == R->h->xa[XA_TIMESTAMP] && R->selection.text) {
3255 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_INTEGER,
3256 (8 * sizeof(Time)), PropModeReplace,
3257 (unsigned char *)&R->h->selection_time, 1);
3258 ev.property = rq->property;
3259 } else if (rq->target == XA_STRING
3260 || rq->target == R->h->xa[XA_COMPOUND_TEXT]
3261 || rq->target == R->h->xa[XA_TEXT]) {
3262#ifdef USE_XIM
3263 short freect = 0;
3264#endif
3265 int selectlen;
3266 3551
3267#ifdef USE_XIM 3552#if ENABLE_OVERLAY
3268 if (rq->target != XA_STRING) { 3553void
3269 target = R->h->xa[XA_COMPOUND_TEXT]; 3554rxvt_term::scr_overlay_new (int x, int y, int w, int h) NOTHROW
3270 style = (rq->target == R->h->xa[XA_COMPOUND_TEXT]) 3555{
3271 ? XCompoundTextStyle : XStdICCTextStyle; 3556 if (nrow < 1 || ncol < 1)
3272 } else 3557 return;
3273#endif 3558
3274 { 3559 want_refresh = 1;
3275 target = XA_STRING; 3560
3276 style = XStringStyle; 3561 scr_overlay_off ();
3277 } 3562
3278 if (R->selection.text) { 3563 if (x < 0) x = ncol - w;
3279 cl[0] = (char *)R->selection.text; 3564 if (y < 0) y = nrow - h;
3280 selectlen = R->selection.len; 3565
3281 } else { 3566 // make space for border
3282 cl[0] = dummy; 3567 w += 2; min_it (w, ncol);
3283 *dummy = '\0'; 3568 h += 2; min_it (h, nrow);
3284 selectlen = 0; 3569
3285 } 3570 x -= 1; clamp_it (x, 0, ncol - w);
3286#ifdef USE_XIM 3571 y -= 1; clamp_it (y, 0, nrow - h);
3287 if (XmbTextListToTextProperty(R->Xdisplay, cl, 1, style, &ct) 3572
3288 == Success) /* if we failed to convert then send it raw */ 3573 ov.x = x; ov.y = y;
3289 freect = 1; 3574 ov.w = w; ov.h = h;
3290 else 3575
3291#endif 3576 ov.text = new text_t *[h];
3292 { 3577 ov.rend = new rend_t *[h];
3293 ct.value = (unsigned char *)cl[0]; 3578
3294 ct.nitems = selectlen; 3579 for (y = 0; y < h; y++)
3295 }
3296 XChangeProperty(R->Xdisplay, rq->requestor, rq->property,
3297 target, 8, PropModeReplace,
3298 ct.value, (int)ct.nitems);
3299 ev.property = rq->property;
3300#ifdef USE_XIM
3301 if (freect)
3302 XFree(ct.value);
3303#endif
3304 } 3580 {
3305 XSendEvent(R->Xdisplay, rq->requestor, False, 0L, (XEvent *)&ev); 3581 text_t *tp = ov.text[y] = new text_t[w];
3582 rend_t *rp = ov.rend[y] = new rend_t[w];
3583
3584 text_t t0, t1, t2;
3585 rend_t r = OVERLAY_RSTYLE;
3586
3587 if (y == 0)
3588 t0 = 0x2554, t1 = 0x2550, t2 = 0x2557;
3589 else if (y < h - 1)
3590 t0 = 0x2551, t1 = 0x0020, t2 = 0x2551;
3591 else
3592 t0 = 0x255a, t1 = 0x2550, t2 = 0x255d;
3593
3594 *tp++ = t0;
3595 *rp++ = r;
3596
3597 for (x = w - 2; x > 0; --x)
3598 {
3599 *tp++ = t1;
3600 *rp++ = r;
3601 }
3602
3603 *tp = t2;
3604 *rp = r;
3605 }
3306} 3606}
3307 3607
3608void
3609rxvt_term::scr_overlay_off () NOTHROW
3610{
3611 if (!ov.text)
3612 return;
3613
3614 want_refresh = 1;
3615
3616 for (int y = 0; y < ov.h; y++)
3617 {
3618 delete [] ov.text[y];
3619 delete [] ov.rend[y];
3620 }
3621
3622 delete [] ov.text; ov.text = 0;
3623 delete [] ov.rend; ov.rend = 0;
3624}
3625
3626void
3627rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW
3628{
3629 if (!ov.text || x >= ov.w - 2 || y >= ov.h - 2)
3630 return;
3631
3632 x++, y++;
3633
3634 ov.text[y][x] = text;
3635 ov.rend[y][x] = rend;
3636}
3637
3638void
3639rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW
3640{
3641 while (*s)
3642 scr_overlay_set (x++, y, *s++);
3643}
3644
3645void
3646rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW
3647{
3648 while (*s)
3649 {
3650 text_t t = *s++;
3651 int width = WCWIDTH (t);
3652
3653 while (width--)
3654 {
3655 scr_overlay_set (x++, y, t);
3656 t = NOCHAR;
3657 }
3658 }
3659}
3660
3661void
3662rxvt_term::scr_swap_overlay () NOTHROW
3663{
3664 if (!ov.text)
3665 return;
3666
3667 // hide cursor if it is within the overlay area
3668 if (IN_RANGE_EXC (screen.cur.col - ov.x, 0, ov.w)
3669 && IN_RANGE_EXC (screen.cur.row - ov.y, 0, ov.h))
3670 screen.flags &= ~Screen_VisibleCursor;
3671
3672 // swap screen mem with overlay
3673 for (int y = ov.h; y--; )
3674 {
3675 text_t *t1 = ov.text[y];
3676 rend_t *r1 = ov.rend[y];
3677
3678 text_t *t2 = ROW(y + ov.y + view_start).t + ov.x;
3679 rend_t *r2 = ROW(y + ov.y + view_start).r + ov.x;
3680
3681 for (int x = ov.w; x--; )
3682 {
3683 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3684 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3685 }
3686 }
3687}
3688
3689#endif
3308/* ------------------------------------------------------------------------- * 3690/* ------------------------------------------------------------------------- */
3309 * MOUSE ROUTINES *
3310 * ------------------------------------------------------------------------- */
3311 3691
3312/*
3313 * return col/row values corresponding to x/y pixel values
3314 */
3315/* EXTPROTO */
3316void
3317rxvt_pixel_position(pR_ int *x, int *y)
3318{
3319 *x = Pixel2Col(*x);
3320/* MAX_IT(*x, 0); MIN_IT(*x, (int)R->TermWin.ncol - 1); */
3321 *y = Pixel2Row(*y);
3322/* MAX_IT(*y, 0); MIN_IT(*y, (int)R->TermWin.nrow - 1); */
3323}
3324/* ------------------------------------------------------------------------- */
3325#ifdef USE_XIM
3326/* EXTPROTO */
3327void
3328rxvt_setPosition(pR_ XPoint *pos)
3329{
3330 XWindowAttributes xwa;
3331
3332 XGetWindowAttributes(R->Xdisplay, R->TermWin.vt, &xwa);
3333 pos->x = Col2Pixel(R->screen.cur.col) + xwa.x;
3334 pos->y = Height2Pixel((R->screen.cur.row + 1)) + xwa.y
3335 - R->TermWin.lineSpace;
3336}
3337#endif
3338/* ------------------------------------------------------------------------- */
3339
3340/* ------------------------------------------------------------------------- *
3341 * DEBUG ROUTINES *
3342 * ------------------------------------------------------------------------- */
3343#if 0
3344/* INTPROTO */
3345void
3346rxvt_debug_colors(void)
3347{
3348 int color;
3349 const char *name[] = {
3350 "fg", "bg",
3351 "black", "red", "green", "yellow", "blue", "magenta", "cyan", "white"
3352 };
3353
3354 fprintf(stderr, "Color ( ");
3355 if (R->h->rstyle & RS_RVid)
3356 fprintf(stderr, "rvid ");
3357 if (R->h->rstyle & RS_Bold)
3358 fprintf(stderr, "bold ");
3359 if (R->h->rstyle & RS_Blink)
3360 fprintf(stderr, "blink ");
3361 if (R->h->rstyle & RS_Uline)
3362 fprintf(stderr, "uline ");
3363 fprintf(stderr, "): ");
3364
3365 color = GET_FGCOLOR(R->h->rstyle);
3366#ifndef NO_BRIGHTCOLOR
3367 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3368 color -= (minBrightCOLOR - minCOLOR);
3369 fprintf(stderr, "bright ");
3370 }
3371#endif
3372 fprintf(stderr, "%s on ", name[color]);
3373
3374 color = GET_BGCOLOR(R->h->rstyle);
3375#ifndef NO_BRIGHTCOLOR
3376 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3377 color -= (minBrightCOLOR - minCOLOR);
3378 fprintf(stderr, "bright ");
3379 }
3380#endif
3381 fprintf(stderr, "%s\n", name[color]);
3382}
3383#endif

Diff Legend

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