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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.3 by pcg, Tue Nov 25 11:52:42 2003 UTC vs.
Revision 1.441 by sf-exg, Thu Mar 28 09:21:46 2013 UTC

1/*--------------------------------*-C-*--------------------------------------* 1/*---------------------------------------------------------------------------*
2 * File: screen.c 2 * File: screen.C
3 *---------------------------------------------------------------------------* 3 *---------------------------------------------------------------------------*
4 * $Id: screen.C,v 1.3 2003/11/25 11:52:42 pcg Exp $
5 * 4 *
6 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com> 5 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com>
6 * Copyright (c) 2003-2007 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
33static inline void
36inline void fill_text (text_t *start, text_t value, int len) 34fill_text (text_t *start, text_t value, int len)
37{ 35{
38 while (len--) 36 while (len--)
39 *start++ = value; 37 *start++ = value;
40} 38}
41 39
42#define RESET_CHSTAT(H) \
43 if ((H)->chstat == WBYTE) \
44 (H)->chstat = SBYTE, (H)->lost_multi = 1
45
46/* ------------------------------------------------------------------------- */ 40/* ------------------------------------------------------------------------- */
47#define PROP_SIZE 16384 41#define TABSIZE 8 /* default tab size */
48#define TABSIZE 8 /* default tab size */
49 42
50/* ------------------------------------------------------------------------- * 43/* ------------------------------------------------------------------------- *
51 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES * 44 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES *
52 * ------------------------------------------------------------------------- */ 45 * ------------------------------------------------------------------------- */
53#define ZERO_SCROLLBACK(R) \ 46#define ZERO_SCROLLBACK() \
54 if (((R)->Options & Opt_scrollTtyOutput) == Opt_scrollTtyOutput) \ 47 if (option (Opt_scrollTtyOutput)) \
55 (R)->TermWin.view_start = 0 48 view_start = 0
56#define CLEAR_SELECTION(R) \ 49#define CLEAR_SELECTION() \
57 (R)->selection.beg.row = (R)->selection.beg.col \ 50 selection.beg.row = selection.beg.col \
58 = (R)->selection.end.row = (R)->selection.end.col = 0 51 = selection.end.row = selection.end.col = 0
59#define CLEAR_ALL_SELECTION(R) \ 52#define CLEAR_ALL_SELECTION() \
60 (R)->selection.beg.row = (R)->selection.beg.col \ 53 selection.beg.row = selection.beg.col \
61 = (R)->selection.mark.row = (R)->selection.mark.col \ 54 = selection.mark.row = selection.mark.col \
62 = (R)->selection.end.row = (R)->selection.end.col = 0 55 = selection.end.row = selection.end.col = 0
63 56
64#define ROW_AND_COL_IS_AFTER(A, B, C, D) \ 57#define ROW_AND_COL_IS_AFTER(A, B, C, D) \
65 (((A) > (C)) || (((A) == (C)) && ((B) > (D)))) 58 (((A) > (C)) || (((A) == (C)) && ((B) > (D))))
66#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \ 59#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \
67 (((A) < (C)) || (((A) == (C)) && ((B) < (D)))) 60 (((A) < (C)) || (((A) == (C)) && ((B) < (D))))
68#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \ 61#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \
69 (((A) == (C)) && ((B) > (D))) 62 (((A) == (C)) && ((B) > (D)))
70#define ROW_AND_COL_IN_ROW_AT_OR_AFTER(A, B, C, D) \ 63#define ROW_AND_COL_IN_ROW_AT_OR_AFTER(A, B, C, D) \
71 (((A) == (C)) && ((B) >= (D))) 64 (((A) == (C)) && ((B) >= (D)))
72#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \ 65#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \
73 (((A) == (C)) && ((B) < (D))) 66 (((A) == (C)) && ((B) < (D)))
74#define ROW_AND_COL_IN_ROW_AT_OR_BEFORE(A, B, C, D) \ 67#define ROW_AND_COL_IN_ROW_AT_OR_BEFORE(A, B, C, D) \
75 (((A) == (C)) && ((B) <= (D))) 68 (((A) == (C)) && ((B) <= (D)))
76 69
77/* these must be row_col_t */ 70/* these must be row_col_t */
78#define ROWCOL_IS_AFTER(X, Y) \ 71#define ROWCOL_IS_AFTER(X, Y) \
79 ROW_AND_COL_IS_AFTER((X).row, (X).col, (Y).row, (Y).col) 72 ROW_AND_COL_IS_AFTER ((X).row, (X).col, (Y).row, (Y).col)
80#define ROWCOL_IS_BEFORE(X, Y) \ 73#define ROWCOL_IS_BEFORE(X, Y) \
81 ROW_AND_COL_IS_BEFORE((X).row, (X).col, (Y).row, (Y).col) 74 ROW_AND_COL_IS_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
82#define ROWCOL_IN_ROW_AFTER(X, Y) \ 75#define ROWCOL_IN_ROW_AFTER(X, Y) \
83 ROW_AND_COL_IN_ROW_AFTER((X).row, (X).col, (Y).row, (Y).col) 76 ROW_AND_COL_IN_ROW_AFTER ((X).row, (X).col, (Y).row, (Y).col)
84#define ROWCOL_IN_ROW_BEFORE(X, Y) \ 77#define ROWCOL_IN_ROW_BEFORE(X, Y) \
85 ROW_AND_COL_IN_ROW_BEFORE((X).row, (X).col, (Y).row, (Y).col) 78 ROW_AND_COL_IN_ROW_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
86#define ROWCOL_IN_ROW_AT_OR_AFTER(X, Y) \ 79#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) 80 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) \ 81#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) 82 ROW_AND_COL_IN_ROW_AT_OR_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
90 83
91/* 84/*
92 * CLEAR_ROWS : clear <num> rows starting from row <row>
93 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y> 85 * 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 */ 86 */
96#define drawBuffer (R->TermWin.vt) 87#define CLEAR_CHARS(x, y, num) \
97 88 if (mapped) \
98#define CLEAR_ROWS(row, num) \ 89 XClearArea (dpy, vt, x, y, \
99 if (R->TermWin.mapped) \ 90 (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) 91 (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 92
116/* ------------------------------------------------------------------------- * 93/* ------------------------------------------------------------------------- *
117 * SCREEN `COMMON' ROUTINES * 94 * SCREEN `COMMON' ROUTINES *
118 * ------------------------------------------------------------------------- */ 95 * ------------------------------------------------------------------------- */
96
119/* Fill part/all of a line with blanks. */ 97/* Fill part/all of a line with blanks. */
120/* INTPROTO */
121void 98void
122rxvt_blank_line(pR_ text_t *et, rend_t *er, unsigned int width, rend_t efs) 99rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW
123{ 100{
124 efs &= ~RS_baseattrMask; 101 if (!l.valid ())
102 {
103 l.alloc ();
104 col = 0;
105 width = ncol;
106 }
107
108 l.touch ();
109
110 efs &= ~RS_baseattrMask; // remove italic etc. fontstyles
125 efs = SET_FONT (efs, R->TermWin.fontset->find_font (' ')); 111 efs = SET_FONT (efs, FONTSET (efs)->find_font (' '));
126 112
113 text_t *et = l.t + col;
114 rend_t *er = l.r + col;
115
127 while (width--) 116 while (width--)
128 { 117 {
129 *et++ = ' '; 118 *et++ = ' ';
130 *er++ = efs; 119 *er++ = efs;
131 } 120 }
132} 121}
133 122
134/* ------------------------------------------------------------------------- */ 123/* ------------------------------------------------------------------------- */
135/* Fill a full line with blanks - make sure it is allocated first */ 124/* Fill a full line with blanks - make sure it is allocated first */
136/* INTPROTO */
137void 125void
138rxvt_blank_screen_mem(pR_ text_t **tp, rend_t **rp, unsigned int row, rend_t efs) 126rxvt_term::scr_blank_screen_mem (line_t &l, rend_t efs) const NOTHROW
139{ 127{
140 int width = R->TermWin.ncol; 128 scr_blank_line (l, 0, ncol, efs);
141 rend_t *er;
142 129
143#ifdef DEBUG_STRICT 130 l.l = 0;
144 assert((tp[row] && rp[row]) || (tp[row] == NULL && rp[row] == NULL)); 131 l.f = 0;
145#endif 132}
146 if (tp[row] == NULL) { 133
147 tp[row] = (text_t *)rxvt_malloc(sizeof(text_t) * width); 134// nuke a single wide character at the given column
148 rp[row] = (rend_t *)rxvt_malloc(sizeof(rend_t) * width); 135void
149 } 136rxvt_term::scr_kill_char (line_t &l, int col) const NOTHROW
150 rxvt_blank_line (aR_ tp[row], rp[row], width, efs); 137{
138 // find begin
139 while (col > 0 && l.t[col] == NOCHAR)
140 col--;
141
142 rend_t rend = l.r[col] & ~RS_baseattrMask;
143 rend = SET_FONT (rend, FONTSET (rend)->find_font (' '));
144
145 l.touch ();
146
147 // found start, nuke
148 do {
149 l.t[col] = ' ';
150 l.r[col] = rend;
151 col++;
152 } while (col < ncol && l.t[col] == NOCHAR);
153}
154
155// set the rendition of a single wide character beginning at the given column
156void
157rxvt_term::scr_set_char_rend (line_t &l, int col, rend_t rend)
158{
159 do {
160 l.r[col] = rend;
161 col++;
162 } while (col < ncol && l.t[col] == NOCHAR);
151} 163}
152 164
153/* ------------------------------------------------------------------------- * 165/* ------------------------------------------------------------------------- *
154 * SCREEN INITIALISATION * 166 * SCREEN INITIALISATION *
155 * ------------------------------------------------------------------------- */ 167 * ------------------------------------------------------------------------- */
156/* EXTPROTO */ 168
157void 169void
170rxvt_term::scr_alloc () NOTHROW
171{
172 int tsize = sizeof (text_t) * ncol;
173 int rsize = sizeof (rend_t) * ncol;
174
175 // we assume that rend_t size is a sufficient alignment
176 // factor for text_t and line_t values, and we only
177 // need to adjust tsize.
178 tsize = (tsize + sizeof (rend_t) - 1);
179 tsize -= tsize % sizeof (rend_t);
180
181 int all_rows = total_rows + nrow + nrow;
182
183 chunk_size = (sizeof (line_t) + rsize + tsize) * all_rows;
184 chunk = chunk_alloc (chunk_size, 0);
185
186 char *base = (char *)chunk + sizeof (line_t) * all_rows;
187
188 for (int row = 0; row < all_rows; ++row)
189 {
190 line_t &l = ((line_t *)chunk) [row];
191
192 l.t = (text_t *)base; base += tsize;
193 l.r = (rend_t *)base; base += rsize;
194 l.l = -1;
195 l.f = 0;
196 }
197
198 drawn_buf = (line_t *)chunk;
199 swap_buf = drawn_buf + nrow;
200 row_buf = swap_buf + nrow;
201}
202
203void
204rxvt_term::copy_line (line_t &dst, line_t &src)
205{
206 scr_blank_screen_mem (dst, DEFAULT_RSTYLE);
207 dst.l = min (src.l, ncol);
208 memcpy (dst.t, src.t, sizeof (text_t) * dst.l);
209 memcpy (dst.r, src.r, sizeof (rend_t) * dst.l);
210 dst.f = src.f;
211}
212
213void ecb_cold
158rxvt_scr_reset(pR) 214rxvt_term::scr_reset ()
159{ 215{
160 unsigned int ncol, nrow, prev_ncol, prev_nrow, 216#if ENABLE_OVERLAY
161 total_rows, prev_total_rows; 217 scr_overlay_off ();
162 unsigned int p, q; 218#endif
163 int k;
164 rend_t setrstyle;
165 219
166 D_SCREEN((stderr, "rxvt_scr_reset()")); 220 view_start = 0;
167
168 R->TermWin.view_start = 0;
169 RESET_CHSTAT(R);
170 R->num_scr = 0; 221 num_scr = 0;
171 222
172 prev_ncol = R->prev_ncol; 223 if (ncol == 0)
173 prev_nrow = R->prev_nrow; 224 ncol = 80;
174 if (R->TermWin.ncol == 0) 225
175 R->TermWin.ncol = 80; 226 if (nrow == 0)
176 if (R->TermWin.nrow == 0) 227 nrow = 24;
177 R->TermWin.nrow = 24; 228
178 ncol = R->TermWin.ncol;
179 nrow = R->TermWin.nrow;
180 if (ncol == prev_ncol && nrow == prev_nrow) 229 if (ncol == prev_ncol && nrow == prev_nrow)
181 return; 230 return;
182 231
232 // we need at least two lines for wrapping to work correctly
233 while (nrow + saveLines < 2)
234 {
235 //TODO//FIXME
236 saveLines++;
237 prev_nrow--;
238 top_row--;
239 }
240
183 R->want_refresh = 1; 241 want_refresh = 1;
184 242
185 total_rows = nrow + R->TermWin.saveLines;
186 prev_total_rows = prev_nrow + R->TermWin.saveLines; 243 int prev_total_rows = prev_nrow + saveLines;
244 total_rows = nrow + saveLines;
187 245
188 R->screen.tscroll = 0; 246 screen.tscroll = 0;
189 R->screen.bscroll = nrow - 1; 247 screen.bscroll = nrow - 1;
190 248
191 if (prev_nrow == 0) { 249 void *prev_chunk = chunk;
192/* 250 size_t prev_chunk_size = chunk_size;
193 * A: first time called so just malloc everything : don't rely on realloc 251 line_t *prev_drawn_buf = drawn_buf;
194 * Note: this is still needed so that all the scrollback lines are NULL 252 line_t *prev_swap_buf = swap_buf;
195 */ 253 line_t *prev_row_buf = row_buf;
196 R->screen.text = (text_t **)rxvt_calloc(total_rows, sizeof(text_t *));
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 *));
200 254
201 R->screen.tlen = (int16_t *)rxvt_calloc(total_rows, sizeof(int16_t)); 255 scr_alloc ();
202 R->swap.tlen = (int16_t *)rxvt_calloc(nrow, sizeof(int16_t));
203 256
204 R->screen.rend = (rend_t **)rxvt_calloc(total_rows, sizeof(rend_t *)); 257 if (!prev_row_buf)
205 R->buf_rend = (rend_t **)rxvt_calloc(total_rows, sizeof(rend_t *)); 258 {
206 R->drawn_rend = (rend_t **)rxvt_calloc(nrow, sizeof(rend_t *)); 259 top_row = 0;
207 R->swap.rend = (rend_t **)rxvt_calloc(nrow, sizeof(rend_t *)); 260 term_start = 0;
208 261
209 for (p = 0; p < nrow; p++) { 262 memset (charsets, 'B', sizeof (charsets));
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->charsets, 'B', sizeof(R->charsets));
220 R->TermWin.nscrolled = 0; /* no saved lines */
221 R->rstyle = DEFAULT_RSTYLE; 263 rstyle = DEFAULT_RSTYLE;
222 R->screen.flags = Screen_DefaultFlags; 264 screen.flags = Screen_DefaultFlags;
223 R->screen.cur.row = R->screen.cur.col = 0; 265 screen.cur.row = screen.cur.col = 0;
224 R->screen.charset = 0; 266 screen.charset = 0;
225 R->current_screen = PRIMARY; 267 current_screen = PRIMARY;
226 rxvt_scr_cursor(aR_ SAVE); 268 scr_cursor (SAVE);
269
227#if NSCREENS 270#if NSCREENS
228 R->swap.flags = Screen_DefaultFlags; 271 swap.flags = Screen_DefaultFlags;
229 R->swap.cur.row = R->swap.cur.col = 0; 272 swap.cur.row = swap.cur.col = 0;
230 R->swap.charset = 0; 273 swap.charset = 0;
231 R->current_screen = SECONDARY; 274 current_screen = SECONDARY;
232 rxvt_scr_cursor(aR_ SAVE); 275 scr_cursor (SAVE);
233 R->current_screen = PRIMARY; 276 current_screen = PRIMARY;
234#endif 277#endif
278
235 R->selection.text = NULL; 279 selection.text = NULL;
236 R->selection.len = 0; 280 selection.len = 0;
237 R->selection.op = SELECTION_CLEAR; 281 selection.op = SELECTION_CLEAR;
238 R->selection.screen = PRIMARY; 282 selection.screen = PRIMARY;
239 R->selection.clicks = 0; 283 selection.clicks = 0;
240 CLEAR_ALL_SELECTION(R); 284 selection.clip_text = NULL;
241 R->rvideo = 0; 285 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 } 286 }
275 /* we have fewer rows so fix up cursor position */ 287 else
276 MIN_IT(R->screen.cur.row, (int32_t)nrow - 1); 288 {
277 MIN_IT(R->swap.cur.row, (int32_t)nrow - 1); 289 /*
290 * add or delete rows as appropriate
291 */
278 292
279 rxvt_scr_reset_realloc(aR); /* realloc _last_ */ 293 int common_col = min (prev_ncol, ncol);
280 294
281 } else if (nrow > prev_nrow) { 295 for (int row = min (nrow, prev_nrow); row--; )
282 /* add rows */ 296 {
283 rxvt_scr_reset_realloc(aR); /* realloc _first_ */ 297 scr_blank_screen_mem (drawn_buf [row], DEFAULT_RSTYLE);
298 memcpy (drawn_buf [row].t, prev_drawn_buf [row].t, sizeof (text_t) * common_col);
299 memcpy (drawn_buf [row].r, prev_drawn_buf [row].r, sizeof (rend_t) * common_col);
284 300
285 k = min(R->TermWin.nscrolled, nrow - prev_nrow); 301 copy_line (swap_buf [row], prev_swap_buf [row]);
286 for (p = prev_total_rows; p < total_rows; p++) { 302 }
287 R->screen.tlen[p] = 0; 303
288 R->screen.text[p] = NULL; 304 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
289 R->screen.rend[p] = NULL; 305 int pend = MOD (term_start + top_row , prev_total_rows);
306 int q = total_rows; // rewrapped row
307
308 if (top_row)
309 {
310 // Re-wrap lines. This is rather ugly, possibly because I am too dumb
311 // to come up with a lean and mean algorithm.
312 // TODO: maybe optimise when width didn't change
313
314 row_col_t ocur = screen.cur;
315 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
316
317 do
318 {
319 p = MOD (p - 1, prev_total_rows);
320 assert (prev_row_buf [MOD (p, prev_total_rows)].t);
321 int plines = 1;
322 int llen = prev_row_buf [MOD (p, prev_total_rows)].l;
323
324 while (p != pend && prev_row_buf [MOD (p - 1, prev_total_rows)].is_longer ())
325 {
326 p = MOD (p - 1, prev_total_rows);
327
328 plines++;
329 llen += prev_ncol;
330 }
331
332 int qlines = max (0, (llen - 1) / ncol) + 1;
333
334 // drop partial lines completely
335 if (q < qlines)
336 break;
337
338 q -= qlines;
339
340 int lofs = 0;
341 line_t *qline;
342
343 // re-assemble the full line by destination lines
344 for (int qrow = q; qlines--; qrow++)
345 {
346 qline = row_buf + qrow;
347 qline->alloc (); // redundant with next line
348 qline->l = ncol;
349 qline->is_longer (1);
350
351 int qcol = 0;
352
353 // see below for cursor adjustment rationale
354 if (p == ocur.row)
355 screen.cur.row = q - (total_rows - nrow);
356
357 // fill a single destination line
358 while (lofs < llen && qcol < ncol)
359 {
360 int prow = lofs / prev_ncol;
361 int pcol = lofs % prev_ncol;
362
363 prow = MOD (p + prow, prev_total_rows);
364
365 // we only adjust the cursor _row_ and put it into
366 // the topmost line of "long line" it was in, as
367 // this seems to upset applications/shells/readline
368 // least.
369 if (prow == ocur.row)
370 screen.cur.row = q - (total_rows - nrow);
371
372 line_t &pline = prev_row_buf [prow];
373
374 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
375
376 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
377 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
378
379 lofs += len;
380 qcol += len;
381 }
382 }
383
384 qline->l = llen ? MOD (llen - 1, ncol) + 1 : 0;
385 qline->is_longer (0);
386 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
387 }
388 while (p != pend && q > 0);
389
390 term_start = total_rows - nrow;
391 top_row = q - term_start;
392
393 // make sure all terminal lines exist
394 while (top_row > 0)
395 scr_blank_screen_mem (ROW (--top_row), DEFAULT_RSTYLE);
396 }
397 else
398 {
399 // if no scrollback exists (yet), wing, instead of wrap
400
401 for (int row = min (nrow, prev_nrow); row--; )
402 {
403 line_t &src = prev_row_buf [MOD (term_start + row, prev_total_rows)];
404 line_t &dst = row_buf [row];
405
406 copy_line (dst, src);
407 }
408
409 for (int row = prev_nrow; row < nrow; row++)
410 scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE);
411
412 term_start = 0;
413 }
414
415 clamp_it (screen.cur.row, 0, nrow - 1);
416 clamp_it (screen.cur.col, 0, ncol - 1);
290 } 417 }
291 for (p = prev_total_rows; p < total_rows - k; p++) 418
292 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend, 419 for (int row = nrow; row--; )
293 p, setrstyle); 420 {
294 for (p = prev_nrow; p < nrow; p++) { 421 if (!ROW (row).valid ()) scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
295 R->swap.tlen[p] = 0; 422 if (!swap_buf [row].valid ()) scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
296 R->swap.text[p] = NULL; 423 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 } 424 }
305 if (k > 0) { 425
306 rxvt_scroll_text(aR_ 0, (int)nrow - 1, -k, 1); 426 chunk_free (prev_chunk, prev_chunk_size);
307 R->screen.cur.row += k; 427
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); 428 free (tabs);
358 }
359
360 R->tabs = (char *)rxvt_malloc(ncol * sizeof(char)); 429 tabs = (char *)rxvt_malloc (ncol);
361 430
362 for (p = 0; p < ncol; p++) 431 for (int col = ncol; col--; )
363 R->tabs[p] = (p % TABSIZE == 0) ? 1 : 0; 432 tabs [col] = col % TABSIZE == 0;
364 433
434 CLEAR_ALL_SELECTION ();
435
365 R->prev_nrow = nrow; 436 prev_nrow = nrow;
366 R->prev_ncol = ncol; 437 prev_ncol = ncol;
367 438
368 rxvt_tt_winsize(R->cmd_fd, R->TermWin.ncol, R->TermWin.nrow, R->cmd_pid); 439 tt_winch ();
369}
370 440
371/* INTPROTO */ 441 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} 442}
394 443
395/* ------------------------------------------------------------------------- */ 444void ecb_cold
396/* 445rxvt_term::scr_release () NOTHROW
397 * Free everything. That way malloc debugging can find leakage.
398 */
399/* EXTPROTO */
400void
401rxvt_scr_release(pR)
402{ 446{
403 uint16_t total_rows; 447 chunk_free (chunk, chunk_size);
404 int i; 448 chunk = 0;
449 row_buf = 0;
405 450
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); 451 free (tabs);
433 452 tabs = 0;
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} 453}
442 454
443/* ------------------------------------------------------------------------- */ 455/* ------------------------------------------------------------------------- */
444/* 456/*
445 * Hard reset 457 * Hard/Soft reset
446 */ 458 */
447/* EXTPROTO */ 459void ecb_cold
448void
449rxvt_scr_poweron(pR) 460rxvt_term::scr_poweron ()
450{ 461{
451 D_SCREEN((stderr, "rxvt_scr_poweron()"));
452
453 rxvt_scr_release(aR); 462 scr_release ();
463
454 R->prev_nrow = R->prev_ncol = 0; 464 prev_nrow = prev_ncol = 0;
455 rxvt_scr_reset(aR); 465 rvideo_mode = false;
466 scr_soft_reset ();
467 scr_reset ();
456 468
457 rxvt_scr_clear(aR); 469 scr_clear (true);
458 rxvt_scr_refresh(aR_ SLOW_REFRESH); 470 scr_refresh ();
459#ifdef RXVT_GRAPHICS 471}
460 rxvt_Gr_reset(aR); 472
473void ecb_cold
474rxvt_term::scr_soft_reset () NOTHROW
475{
476 /* only affects modes, nothing drastic such as clearing the screen */
477#if ENABLE_OVERLAY
478 scr_overlay_off ();
461#endif 479#endif
480
481 if (current_screen != PRIMARY)
482 scr_swap_screen ();
483
484 scr_scroll_region (0, MAX_ROWS - 1);
485 scr_rendition (0, ~RS_None);
486 scr_insert_mode (0);
462} 487}
463 488
464/* ------------------------------------------------------------------------- * 489/* ------------------------------------------------------------------------- *
465 * PROCESS SCREEN COMMANDS * 490 * PROCESS SCREEN COMMANDS *
466 * ------------------------------------------------------------------------- */ 491 * ------------------------------------------------------------------------- */
467/* 492/*
468 * Save and Restore cursor 493 * Save and Restore cursor
469 * XTERM_SEQ: Save cursor : ESC 7 494 * XTERM_SEQ: Save cursor : ESC 7
470 * XTERM_SEQ: Restore cursor: ESC 8 495 * XTERM_SEQ: Restore cursor: ESC 8
471 */ 496 */
472/* EXTPROTO */
473void 497void
474rxvt_scr_cursor(pR_ int mode) 498rxvt_term::scr_cursor (cursor_mode mode) NOTHROW
475{ 499{
476 screen_t *s; 500 screen_t *s;
477
478 D_SCREEN((stderr, "rxvt_scr_cursor(%c)", mode));
479 501
480#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR) 502#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
481 if (R->current_screen == SECONDARY) 503 if (current_screen == SECONDARY)
482 s = &(R->swap); 504 s = &swap;
483 else 505 else
484#endif 506#endif
485 s = &(R->screen); 507 s = &screen;
508
486 switch (mode) { 509 switch (mode)
510 {
487 case SAVE: 511 case SAVE:
488 s->s_cur.row = s->cur.row; 512 s->s_cur.row = screen.cur.row;
489 s->s_cur.col = s->cur.col; 513 s->s_cur.col = screen.cur.col;
490 s->s_rstyle = R->rstyle; 514 s->s_rstyle = rstyle;
491 s->s_charset = s->charset; 515 s->s_charset = screen.charset;
492 s->s_charset_char = R->charsets[s->charset]; 516 s->s_charset_char = charsets[screen.charset];
493 break; 517 break;
518
494 case RESTORE: 519 case RESTORE:
495 R->want_refresh = 1; 520 want_refresh = 1;
496 s->cur.row = s->s_cur.row; 521 screen.cur.row = s->s_cur.row;
497 s->cur.col = s->s_cur.col; 522 screen.cur.col = s->s_cur.col;
498 s->flags &= ~Screen_WrapNext; 523 screen.flags &= ~Screen_WrapNext;
499 R->rstyle = s->s_rstyle; 524 rstyle = s->s_rstyle;
500 s->charset = s->s_charset; 525 screen.charset = s->s_charset;
501 R->charsets[s->charset] = s->s_charset_char; 526 charsets[screen.charset] = s->s_charset_char;
502 rxvt_set_font_style(aR); 527 set_font_style ();
503 break; 528 break;
504 } 529 }
530
505/* boundary check in case screen size changed between SAVE and RESTORE */ 531 /* boundary check in case screen size changed between SAVE and RESTORE */
506 MIN_IT(s->cur.row, R->TermWin.nrow - 1); 532 min_it (s->cur.row, nrow - 1);
507 MIN_IT(s->cur.col, R->TermWin.ncol - 1); 533 min_it (s->cur.col, ncol - 1);
508#ifdef DEBUG_STRICT
509 assert(s->cur.row >= 0); 534 assert (s->cur.row >= 0);
510 assert(s->cur.col >= 0); 535 assert (s->cur.col >= 0);
511#else /* drive with your eyes closed */ 536}
512 MAX_IT(s->cur.row, 0); 537
513 MAX_IT(s->cur.col, 0); 538void
514#endif 539rxvt_term::scr_swap_screen () NOTHROW
540{
541 if (!option (Opt_secondaryScreen))
542 return;
543
544 for (int i = prev_nrow; i--; )
545 ::swap (ROW(i), swap_buf [i]);
546
547 ::swap (screen.cur, swap.cur);
548
549 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
550 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
515} 551}
516 552
517/* ------------------------------------------------------------------------- */ 553/* ------------------------------------------------------------------------- */
518/* 554/*
519 * Swap between primary and secondary screens 555 * Swap between primary and secondary screens
520 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h 556 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h
521 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l 557 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l
522 */ 558 */
523/* EXTPROTO */ 559void
524int
525rxvt_scr_change_screen(pR_ int scrn) 560rxvt_term::scr_change_screen (int scrn)
526{ 561{
527 int i; 562 if (scrn == current_screen)
563 return;
564
565 want_refresh = 1;
566 view_start = 0;
567
568 /* check for boundary cross */
569 row_col_t pos;
570 pos.row = pos.col = 0;
571 if (ROWCOL_IS_BEFORE (selection.beg, pos)
572 && ROWCOL_IS_AFTER (selection.end, pos))
573 CLEAR_SELECTION ();
574
575 current_screen = scrn;
576
528#if NSCREENS 577#if NSCREENS
529 int offset; 578 if (option (Opt_secondaryScreen))
530#endif 579 {
531
532 R->want_refresh = 1;
533
534 D_SCREEN((stderr, "rxvt_scr_change_screen(%d)", scrn));
535
536 R->TermWin.view_start = 0;
537 RESET_CHSTAT(R);
538
539 if (R->current_screen == scrn)
540 return R->current_screen;
541
542 rxvt_selection_check(aR_ 2); /* check for boundary cross */
543
544 SWAP_IT(R->current_screen, scrn, int);
545#if NSCREENS
546 R->num_scr = 0; 580 num_scr = 0;
547 offset = R->TermWin.saveLines; 581
548 for (i = R->prev_nrow; i--;) { 582 scr_swap_screen ();
549 SWAP_IT(R->screen.text[i + offset], R->swap.text[i], text_t *); 583
550 SWAP_IT(R->screen.tlen[i + offset], R->swap.tlen[i], int16_t); 584 ::swap (screen.charset, swap.charset);
551 SWAP_IT(R->screen.rend[i + offset], R->swap.rend[i], rend_t *); 585 ::swap (screen.flags, swap.flags);
552 }
553 SWAP_IT(R->screen.cur.row, R->swap.cur.row, int16_t);
554 SWAP_IT(R->screen.cur.col, R->swap.cur.col, int16_t);
555# ifdef DEBUG_STRICT
556 assert((R->screen.cur.row >= 0) && (R->screen.cur.row < R->prev_nrow));
557 assert((R->screen.cur.col >= 0) && (R->screen.cur.col < R->prev_ncol));
558# else /* drive with your eyes closed */
559 MAX_IT(R->screen.cur.row, 0);
560 MIN_IT(R->screen.cur.row, (int32_t)R->prev_nrow - 1);
561 MAX_IT(R->screen.cur.col, 0);
562 MIN_IT(R->screen.cur.col, (int32_t)R->prev_ncol - 1);
563# endif
564 SWAP_IT(R->screen.charset, R->swap.charset, int16_t);
565 SWAP_IT(R->screen.flags, R->swap.flags, int);
566 R->screen.flags |= Screen_VisibleCursor; 586 screen.flags |= Screen_VisibleCursor;
567 R->swap.flags |= Screen_VisibleCursor; 587 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 } 588 }
589 else
575# endif 590#endif
576#else 591 if (option (Opt_secondaryScroll))
577# ifdef SCROLL_ON_NO_SECONDARY
578# ifdef RXVT_GRAPHICS
579 if (rxvt_Gr_Displayed(aR))
580 rxvt_Gr_ClearScreen(aR);
581# endif
582 if (R->current_screen == PRIMARY
583# ifdef RXVT_GRAPHICS
584 && !rxvt_Gr_Displayed(aR)
585# endif
586 )
587 rxvt_scroll_text(aR_ 0, (R->prev_nrow - 1), R->prev_nrow, 0); 592 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
588# endif 593}
589#endif 594
595// clear WrapNext indicator, solidifying position on next line
596void
597rxvt_term::scr_do_wrap () NOTHROW
598{
599 if (!(screen.flags & Screen_WrapNext))
590 return scrn; 600 return;
601
602 screen.flags &= ~Screen_WrapNext;
603
604 screen.cur.col = 0;
605
606 if (screen.cur.row == screen.bscroll)
607 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
608 else if (screen.cur.row < nrow - 1)
609 screen.cur.row++;
591} 610}
592 611
593/* ------------------------------------------------------------------------- */ 612/* ------------------------------------------------------------------------- */
594/* 613/*
595 * Change the colour for following text 614 * Change the colour for following text
596 */ 615 */
597/* EXTPROTO */
598void 616void
599rxvt_scr_color(pR_ unsigned int color, int fgbg) 617rxvt_term::scr_color (unsigned int color, int fgbg) NOTHROW
600{ 618{
619 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
601 color &= RS_fgMask; 620 color = fgbg;
621
602 if (fgbg == Color_fg) 622 if (fgbg == Color_fg)
603 R->rstyle = SET_FGCOLOR(R->rstyle, color); 623 rstyle = SET_FGCOLOR (rstyle, color);
604 else 624 else
605 R->rstyle = SET_BGCOLOR(R->rstyle, color); 625 rstyle = SET_BGCOLOR (rstyle, color);
606} 626}
607 627
608/* ------------------------------------------------------------------------- */ 628/* ------------------------------------------------------------------------- */
609/* 629/*
610 * Change the rendition style for following text 630 * Change the rendition style for following text
611 */ 631 */
612/* EXTPROTO */
613void 632void
614rxvt_scr_rendition(pR_ int set, int style) 633rxvt_term::scr_rendition (int set, int style) NOTHROW
615{ 634{
616 if (set) 635 if (set)
617 R->rstyle |= style; 636 rstyle |= style;
618 else if (style == ~RS_None) 637 else if (style == ~RS_None)
619 R->rstyle = DEFAULT_RSTYLE; 638 rstyle = DEFAULT_RSTYLE;
620 else 639 else
621 R->rstyle &= ~style; 640 rstyle &= ~style;
622} 641}
623 642
624/* ------------------------------------------------------------------------- */ 643/* ------------------------------------------------------------------------- */
625/* 644/*
626 * Scroll text between <row1> and <row2> inclusive, by <count> lines 645 * Scroll text between <row1> and <row2> inclusive, by <count> lines
627 * count positive ==> scroll up 646 * count positive ==> scroll up
628 * count negative ==> scroll down 647 * count negative ==> scroll down
629 * spec == 0 for normal routines
630 */ 648 */
631/* EXTPROTO */ 649int ecb_hot
632int 650rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW
633rxvt_scroll_text(pR_ int row1, int row2, int count, int spec)
634{ 651{
635 int i, j;
636 long nscrolled;
637
638 if (count == 0 || (row1 > row2)) 652 if (count == 0 || (row1 > row2))
639 return 0; 653 return 0;
640 654
641 R->want_refresh = 1; 655 want_refresh = 1;
642 D_SCREEN((stderr, "rxvt_scroll_text(%d,%d,%d,%d): %s", row1, row2, count, spec, (R->current_screen == PRIMARY) ? "Primary" : "Secondary")); 656 num_scr += count;
643 657
644 if ((count > 0) && (row1 == 0) && (R->current_screen == PRIMARY)) { 658 if (count > 0
645 nscrolled = (long)R->TermWin.nscrolled + (long)count;; 659 && row1 == 0
646 if (nscrolled > (long)R->TermWin.saveLines) 660 && (current_screen == PRIMARY || option (Opt_secondaryScroll)))
647 R->TermWin.nscrolled = R->TermWin.saveLines; 661 {
648 else 662 min_it (count, total_rows - (nrow - (row2 + 1)));
649 R->TermWin.nscrolled = (uint16_t)nscrolled; 663
664 top_row = max (top_row - count, -saveLines);
665
666 // sever bottommost line
667 {
668 line_t &l = ROW(row2);
669 l.is_longer (0);
670 l.touch ();
671 }
672
673 // scroll everything up 'count' lines
674 term_start = (term_start + count) % total_rows;
675
676 // now copy lines below the scroll region bottom to the
677 // bottom of the screen again, so they look as if they
678 // hadn't moved.
679 for (int i = nrow; --i > row2; )
680 {
681 line_t &l1 = ROW(i - count);
682 line_t &l2 = ROW(i);
683
684 ::swap (l1, l2);
685 l2.touch ();
686 }
687
688 // erase newly scrolled-in lines
689 for (int i = count; i--; )
690 {
691 line_t &l = ROW(row2 - i);
692
693 // optimise if already cleared, can be significant on slow machines
694 // could be rolled into scr_blank_screen_mem
695 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask)))
696 {
697 scr_blank_line (l, 0, l.l, rstyle);
698 l.l = 0;
699 l.f = 0;
700 }
701 else
702 scr_blank_screen_mem (l, rstyle);
703 }
704
705 // move and/or clear selection, if any
706 if (selection.op && current_screen == selection.screen
707 && selection.beg.row <= row2)
708 {
709 selection.beg.row -= count;
710 selection.end.row -= count;
711 selection.mark.row -= count;
712
713 selection_check (0);
714 }
715
716 // finally move the view window, if desired
650 if ((R->Options & Opt_scrollWithBuffer) 717 if (option (Opt_scrollWithBuffer)
651 && R->TermWin.view_start != 0 718 && view_start != 0
652 && R->TermWin.view_start != R->TermWin.saveLines) 719 && view_start != -saveLines)
653 rxvt_scr_page(aR_ UP, count); 720 scr_page (count);
654 } else if (!spec)
655 row1 += R->TermWin.saveLines;
656 row2 += R->TermWin.saveLines;
657 721
722 if (SHOULD_INVOKE (HOOK_SCROLL_BACK))
723 HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END));
724 }
725 else
726 {
658 if (R->selection.op && R->current_screen == R->selection.screen) { 727 if (selection.op && current_screen == selection.screen)
659 i = R->selection.beg.row + R->TermWin.saveLines; 728 {
660 j = R->selection.end.row + R->TermWin.saveLines; 729 if ((selection.beg.row < row1 && selection.end.row > row1)
661 if ((i < row1 && j > row1) 730 || (selection.beg.row < row2 && selection.end.row > row2)
662 || (i < row2 && j > row2) 731 || (selection.beg.row - count < row1 && selection.beg.row >= row1)
663 || (i - count < row1 && i >= row1) 732 || (selection.beg.row - count > row2 && selection.beg.row <= row2)
664 || (i - count > row2 && i <= row2) 733 || (selection.end.row - count < row1 && selection.end.row >= row1)
665 || (j - count < row1 && j >= row1) 734 || (selection.end.row - count > row2 && selection.end.row <= row2))
666 || (j - count > row2 && j <= row2)) { 735 {
667 CLEAR_ALL_SELECTION(R); 736 CLEAR_ALL_SELECTION ();
668 R->selection.op = SELECTION_CLEAR; /* XXX: too aggressive? */ 737 selection.op = SELECTION_CLEAR;
669 } else if (j >= row1 && j <= row2) { 738 }
739 else if (selection.end.row >= row1 && selection.end.row <= row2)
740 {
670 /* move selected region too */ 741 /* move selected region too */
671 R->selection.beg.row -= count; 742 selection.beg.row -= count;
672 R->selection.end.row -= count; 743 selection.end.row -= count;
673 R->selection.mark.row -= count; 744 selection.mark.row -= count;
674 }
675 }
676 rxvt_selection_check(aR_ 0); /* _after_ R->TermWin.nscrolled update */
677 745
678 R->num_scr += count; 746 selection_check (0);
679 j = count; 747 }
680 if (count < 0) 748 }
681 count = -count; 749
750 // use a simple and robust scrolling algorithm, this
751 // part of scr_scroll_text is not time-critical.
752
753 // sever line above scroll region
754 if (row1)
755 {
756 line_t &l = ROW(row1 - 1);
757 l.is_longer (0);
758 l.touch ();
759 }
760
682 i = row2 - row1 + 1; 761 int rows = row2 - row1 + 1;
683 MIN_IT(count, i);
684 762
685 if (j > 0) { 763 min_it (count, rows);
686/* A: scroll up */
687 764
688/* A1: Copy lines that will get clobbered by the rotation */ 765 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 */
702 766
703/* B1: Copy lines that will get clobbered by the rotation */ 767 for (int row = 0; row < rows; row++)
704 for (i = 0, j = row2; i < count; i++, j--) { 768 {
705 R->buf_text[i] = R->screen.text[j]; 769 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
706 R->buf_rend[i] = R->screen.rend[j]; 770
707 } 771 if (!IN_RANGE_EXC (row + count, 0, rows))
708/* B2: Rotate lines */ 772 scr_blank_screen_mem (temp_buf [row], rstyle);
709 for (j = row2, i = j - count; i >= row1; i--, j--) { 773 }
710 R->screen.tlen[j] = R->screen.tlen[i]; 774
711 R->screen.text[j] = R->screen.text[i]; 775 for (int row = 0; row < rows; row++)
712 R->screen.rend[j] = R->screen.rend[i]; 776 ROW(row1 + row) = temp_buf [row];
713 } 777
714 j = row1, i = count; 778 // sever bottommost line
715 count = -count; 779 {
780 line_t &l = ROW(row2);
781 l.is_longer (0);
782 l.touch ();
716 } 783 }
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->rstyle);
726 } 784 }
727 785
728#ifdef RXVT_GRAPHICS
729 if (rxvt_Gr_Displayed(aR))
730 rxvt_Gr_scroll(aR_ count);
731#endif
732 return count; 786 return count;
733} 787}
734 788
735/* ------------------------------------------------------------------------- */ 789/* ------------------------------------------------------------------------- */
736/* 790/*
737 * Add text given in <str> of length <len> to screen struct 791 * Add text given in <str> of length <len> to screen struct
738 */ 792 */
739/* EXTPROTO */ 793void ecb_hot
740void 794rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW
741rxvt_scr_add_lines(pR_ const uint32_t *str, int nlines, int len)
742{ 795{
743 unsigned char checksel, clearsel; 796 if (len <= 0) /* sanity */
744 uint32_t c; 797 return;
745 int i, row, last_col;
746 text_t *stp;
747 rend_t *srp;
748 798
749 if (len <= 0) /* sanity */ 799 bool checksel;
750 return; 800 unicode_t c;
801 int ncol = this->ncol;
802 const wchar_t *strend = str + len;
751 803
752 R->want_refresh = 1; 804 want_refresh = 1;
753 last_col = R->TermWin.ncol;
754
755 D_SCREEN((stderr, "rxvt_scr_add_lines(%d,%d)", nlines, len));
756 ZERO_SCROLLBACK(R); 805 ZERO_SCROLLBACK ();
806
757 if (nlines > 0) { 807 if (minlines > 0)
808 {
758 nlines += (R->screen.cur.row - R->screen.bscroll); 809 minlines += screen.cur.row - screen.bscroll;
759 if ((nlines > 0) 810 min_it (minlines, screen.cur.row - top_row);
811
812 if (minlines > 0
760 && (R->screen.tscroll == 0) 813 && screen.tscroll == 0
761 && (R->screen.bscroll == (R->TermWin.nrow - 1))) { 814 && screen.bscroll == nrow - 1)
815 {
762 /* _at least_ this many lines need to be scrolled */ 816 /* _at least_ this many lines need to be scrolled */
763 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, nlines, 817 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
764 0); 818 screen.cur.row -= minlines;
765 R->screen.cur.row -= nlines; 819 }
766 }
767 } 820 }
768#ifdef DEBUG_STRICT 821
769 assert(R->screen.cur.col < last_col); 822 assert (screen.cur.col < ncol);
770 assert((R->screen.cur.row < R->TermWin.nrow) 823 assert (screen.cur.row < nrow
771 && (R->screen.cur.row >= -(int32_t)R->TermWin.nscrolled)); 824 && screen.cur.row >= top_row);
772#else /* drive with your eyes closed */ 825 int row = screen.cur.row;
773 MIN_IT(R->screen.cur.col, last_col - 1);
774 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1);
775 MAX_IT(R->screen.cur.row, -(int32_t)R->TermWin.nscrolled);
776#endif
777 row = R->screen.cur.row + R->TermWin.saveLines;
778 826
779 checksel = (R->selection.op 827 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
780 && R->current_screen == R->selection.screen) ? 1 : 0;
781 clearsel = 0;
782 828
783 stp = R->screen.text[row]; 829 line_t *line = &ROW(row);
784 srp = R->screen.rend[row];
785 830
786 for (i = 0; i < len;) { 831 while (str < strend)
787 c = str[i++]; 832 {
788 switch (c) { 833 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
789 case '\t': 834
790 rxvt_scr_tab(aR_ 1); 835 if (ecb_unlikely (c < 0x20))
791 continue; 836 if (c == C0_LF)
792 case '\n': 837 {
793 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 838 max_it (line->l, screen.cur.col);
794 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 839
795 R->screen.flags &= ~Screen_WrapNext; 840 screen.flags &= ~Screen_WrapNext;
841
796 if (R->screen.cur.row == R->screen.bscroll) 842 if (screen.cur.row == screen.bscroll)
797 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, 1, 0); 843 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
798 else if (R->screen.cur.row < (R->TermWin.nrow - 1)) 844 else if (screen.cur.row < (nrow - 1))
799 row = (++R->screen.cur.row) + R->TermWin.saveLines; 845 row = ++screen.cur.row;
800 stp = R->screen.text[row]; /* _must_ refresh */ 846
801 srp = R->screen.rend[row]; /* _must_ refresh */ 847 line = &ROW(row); /* _must_ refresh */
802 RESET_CHSTAT(R); 848 continue;
803 continue; 849 }
804 case '\r': 850 else if (c == C0_CR)
805 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 851 {
806 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 852 max_it (line->l, screen.cur.col);
853
807 R->screen.flags &= ~Screen_WrapNext; 854 screen.flags &= ~Screen_WrapNext;
808 R->screen.cur.col = 0; 855 screen.cur.col = 0;
809 RESET_CHSTAT(R); 856 continue;
810 continue; 857 }
811 default: 858 else if (c == C0_HT)
812 if (c == 127) 859 {
813 continue; /* yummmm..... */ 860 scr_tab (1, true);
814 break; 861 continue;
815 } 862 }
816 863
864 if (ecb_unlikely (
817 if (checksel /* see if we're writing within selection */ 865 checksel /* see if we're writing within selection */
818 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 866 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
819 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) { 867 && ROWCOL_IS_BEFORE (screen.cur, selection.end)
868 ))
869 {
820 checksel = 0; 870 checksel = 0;
821 clearsel = 1; 871 /*
822 } 872 * If we wrote anywhere in the selected area, kill the selection
823 if (R->screen.flags & Screen_WrapNext) { 873 * XXX: should we kill the mark too? Possibly, but maybe that
824 R->screen.tlen[row] = -1; 874 * should be a similar check.
825 if (R->screen.cur.row == R->screen.bscroll) 875 */
826 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, 1, 0); 876 CLEAR_SELECTION ();
827 else if (R->screen.cur.row < (R->TermWin.nrow - 1)) 877 }
828 row = (++R->screen.cur.row) + R->TermWin.saveLines;
829 stp = R->screen.text[row]; /* _must_ refresh */
830 srp = R->screen.rend[row]; /* _must_ refresh */
831 R->screen.cur.col = 0;
832 R->screen.flags &= ~Screen_WrapNext;
833 }
834 if (R->screen.flags & Screen_Insert)
835 rxvt_scr_insdel_chars(aR_ 1, INSERT);
836 878
879 if (ecb_unlikely (screen.flags & Screen_WrapNext))
880 {
881 scr_do_wrap ();
882
883 line->l = ncol;
884 line->is_longer (1);
885
886 row = screen.cur.row;
887 line = &ROW(row); /* _must_ refresh */
888 }
889
890 // some utf-8 decoders "decode" surrogate characters: let's fix this.
891 if (ecb_unlikely (IN_RANGE_INC (c, 0xd800, 0xdfff)))
892 c = 0xfffd;
893
894 // rely on wcwidth to tell us the character width, do wcwidth before
895 // further replacements, as wcwidth might return -1 for the line
896 // drawing characters below as they might be invalid in the current
897 // locale.
898 int width = WCWIDTH (c);
899
837 if (R->charsets[R->screen.charset] == '0') // DEC SPECIAL 900 if (ecb_unlikely (charsets [screen.charset] == '0')) // DEC SPECIAL
838 switch (c) 901 {
902 // vt100 special graphics and line drawing
903 // 5f-7e standard vt100
904 // 40-5e rxvt extension for extra curses acs chars
905 static uint16_t vt100_0[62] = { // 41 .. 7e
906 0x2191, 0x2193, 0x2192, 0x2190, 0x2588, 0x259a, 0x2603, // 41-47 hi mr. snowman!
907 0, 0, 0, 0, 0, 0, 0, 0, // 48-4f
908 0, 0, 0, 0, 0, 0, 0, 0, // 50-57
909 0, 0, 0, 0, 0, 0, 0, 0x0020, // 58-5f
910 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0, 0x00b1, // 60-67
911 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c, 0x23ba, // 68-6f
912 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534, 0x252c, // 70-77
913 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7, // 78-7e
914 };
915
916 if (c >= 0x41 && c <= 0x7e && vt100_0[c - 0x41])
839 { 917 {
840 case '+': c = 0x2192; break; case ',': c = 0x2190; break; case '-': c = 0x2191; break; 918 c = vt100_0[c - 0x41];
841 case '.': c = 0x2193; break; case '0': c = 0x25ae; break; case '`': c = 0x25c6; break; 919 width = 1; // vt100 line drawing characters are always single-width
842 case 'a': c = 0x2592; break; case 'f': c = 0x00b0; break; case 'g': c = 0x00b1; break;
843 case 'h': c = 0x2592; break; case 'i': c = 0x2603; break; case 'j': c = 0x2518; break;
844 case 'k': c = 0x2510; break; case 'l': c = 0x250c; break; case 'm': c = 0x2514; break;
845 case 'n': c = 0x253c; break; case 'o': c = 0x23ba; break; case 'p': c = 0x23bb; break;
846 case 'q': c = 0x2500; break; case 'r': c = 0x23bc; break; case 's': c = 0x23bd; break;
847 case 't': c = 0x251c; break; case 'u': c = 0x2524; break; case 'v': c = 0x2534; break;
848 case 'w': c = 0x252c; break; case 'x': c = 0x2502; break; case 'y': c = 0x2264; break;
849 case 'z': c = 0x2265; break; case '{': c = 0x03c0; break; case '|': c = 0x2260; break;
850 case '}': c = 0x00a3; break; case '~': c = 0x00b7; break;
851 } 920 }
921 }
852 922
853 rend_t rend = SET_FONT (R->rstyle, R->TermWin.fontset->find_font (c)); 923 if (ecb_unlikely (screen.flags & Screen_Insert))
924 scr_insdel_chars (width, INSERT);
854 925
855 stp[R->screen.cur.col] = c; 926 if (width != 0)
856 srp[R->screen.cur.col] = rend;
857
858 if (c > 255)
859 { 927 {
860 // rely on wcwidth to tell us the character width, at least for non iso-8859-1 928#if !UNICODE_3
861 int width = wcwidth (c); 929 // trim characters we can't store directly :(
930 if (c >= 0x10000)
931# if ENABLE_COMBINING
932 c = rxvt_composite.compose (c); // map to lower 16 bits
933# else
934 c = 0xfffd;
935# endif
936#endif
937
938 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
939
940 // if the character doesn't fit into the remaining columns...
941 if (ecb_unlikely (screen.cur.col > ncol - width && ncol >= width))
862 942 {
863 if (width > 1) 943 if (screen.flags & Screen_Autowrap)
864 {
865 while (--width > 0 && R->screen.cur.col < last_col - 1)
866 { 944 {
867 945 // ... artificially enlargen the previous one
868 srp[R->screen.cur.col] |= RS_wide; 946 c = NOCHAR;
869 947 // and try the same character next loop iteration
870 R->screen.cur.col++; 948 --str;
871 stp[R->screen.cur.col] = NOCHAR;
872 srp[R->screen.cur.col] = rend;
873 } 949 }
950 else
951 screen.cur.col = ncol - width;
952 }
953
954 // nuke the character at this position, if required
955 // due to wonderful coincidences everywhere else in this loop
956 // we never have to check for overwriting a wide char itself,
957 // only its tail.
958 if (ecb_unlikely (line->t[screen.cur.col] == NOCHAR))
959 scr_kill_char (*line, screen.cur.col);
960
961 line->touch ();
962
963 do
964 {
965 line->t[screen.cur.col] = c;
966 line->r[screen.cur.col] = rend;
967
968 if (ecb_likely (screen.cur.col < ncol - 1))
969 screen.cur.col++;
970 else
971 {
972 line->l = ncol;
973 if (screen.flags & Screen_Autowrap)
974 screen.flags |= Screen_WrapNext;
975
976 goto end_of_line;
874 } 977 }
978
979 c = NOCHAR;
875 } 980 }
981 while (ecb_unlikely (--width > 0));
876 982
877 if (R->screen.cur.col < last_col - 1) 983 // pad with spaces when overwriting wide character with smaller one
878 R->screen.cur.col++; 984 for (int c = screen.cur.col; ecb_unlikely (c < ncol && line->t[c] == NOCHAR); c++)
879 else { 985 {
880 R->screen.tlen[row] = last_col; 986 line->t[c] = ' ';
881 if (R->screen.flags & Screen_Autowrap) 987 line->r[c] = rend;
882 R->screen.flags |= Screen_WrapNext; 988 }
883 }
884 }
885 if (R->screen.tlen[row] != -1) /* XXX: think about this */
886 MAX_IT(R->screen.tlen[row], R->screen.cur.col);
887 989
888/* 990end_of_line:
889 * If we wrote anywhere in the selected area, kill the selection 991 ;
890 * XXX: should we kill the mark too? Possibly, but maybe that 992 }
891 * should be a similar check. 993#if ENABLE_COMBINING
892 */ 994 else // width == 0
893 if (clearsel) 995 {
894 CLEAR_SELECTION(R); 996 if (c != 0xfeff) // ignore BOM
997 {
998 // handle combining characters
999 // we just tag the accent on the previous on-screen character.
1000 // this is arguably not correct, but also arguably not wrong.
1001 // we don't handle double-width characters nicely yet.
1002 line_t *linep;
1003 text_t *tp;
1004 rend_t *rp;
895 1005
896#ifdef DEBUG_STRICT 1006 if (screen.cur.col > 0)
1007 {
1008 linep = line;
1009 tp = line->t + screen.cur.col - 1;
1010 rp = line->r + screen.cur.col - 1;
1011 }
1012 else if (screen.cur.row > 0
1013 && ROW(screen.cur.row - 1).is_longer ())
1014 {
1015 linep = &ROW(screen.cur.row - 1);
1016 tp = line->t + ncol - 1;
1017 rp = line->r + ncol - 1;
1018 }
1019 else
1020 continue;
1021
1022 linep->touch ();
1023
1024 while (*tp == NOCHAR && tp > linep->t)
1025 tp--, rp--;
1026
1027 // first try to find a precomposed character
1028 unicode_t n = rxvt_compose (*tp, c);
1029 if (n == NOCHAR)
1030 n = rxvt_composite.compose (*tp, c);
1031
1032 *tp = n;
1033 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
1034 }
1035 }
1036#endif
1037 }
1038
1039 max_it (line->l, screen.cur.col);
1040
897 assert(R->screen.cur.row >= 0); 1041 assert (screen.cur.row >= 0);
898#else /* drive with your eyes closed */
899 MAX_IT(R->screen.cur.row, 0);
900#endif
901} 1042}
902 1043
903/* ------------------------------------------------------------------------- */ 1044/* ------------------------------------------------------------------------- */
904/* 1045/*
905 * Process Backspace. Move back the cursor back a position, wrap if have to 1046 * Process Backspace. Move back the cursor back a position, wrap if have to
906 * XTERM_SEQ: CTRL-H 1047 * XTERM_SEQ: CTRL-H
907 */ 1048 */
908/* EXTPROTO */
909void 1049void
910rxvt_scr_backspace(pR) 1050rxvt_term::scr_backspace () NOTHROW
911{ 1051{
912 RESET_CHSTAT(R);
913 R->want_refresh = 1;
914 if (R->screen.cur.col == 0) { 1052 if (screen.cur.col == 0)
1053 {
915 if (R->screen.cur.row > 0) { 1054 if (screen.cur.row > 0)
1055 {
916#ifdef TERMCAP_HAS_BW 1056#ifdef TERMCAP_HAS_BW
917 R->screen.cur.col = R->TermWin.ncol - 1; 1057 screen.cur.col = ncol - 1;
918 R->screen.cur.row--; 1058 --screen.cur.row;
919 return; 1059
1060 want_refresh = 1;
920#endif 1061#endif
921 } 1062 }
1063 }
922 } else if ((R->screen.flags & Screen_WrapNext) == 0) 1064 else if (screen.flags & Screen_WrapNext)
923 rxvt_scr_gotorc(aR_ 0, -1, RELATIVE);
924 R->screen.flags &= ~Screen_WrapNext; 1065 screen.flags &= ~Screen_WrapNext;
1066 else
1067 scr_gotorc (0, -1, RELATIVE);
925} 1068}
926 1069
927/* ------------------------------------------------------------------------- */ 1070/* ------------------------------------------------------------------------- */
928/* 1071/*
929 * Process Horizontal Tab 1072 * Process Horizontal Tab
930 * count: +ve = forward; -ve = backwards 1073 * count: +ve = forward; -ve = backwards
931 * XTERM_SEQ: CTRL-I 1074 * XTERM_SEQ: CTRL-I
932 */ 1075 */
933/* EXTPROTO */
934void 1076void
935rxvt_scr_tab(pR_ int count) 1077rxvt_term::scr_tab (int count, bool ht) NOTHROW
936{ 1078{
937 int i, x; 1079 int i, x;
938 1080
939 D_SCREEN((stderr, "rxvt_scr_tab(%d)", count));
940 R->want_refresh = 1; 1081 want_refresh = 1;
941 RESET_CHSTAT(R);
942 i = x = R->screen.cur.col; 1082 i = x = screen.cur.col;
1083
943 if (count == 0) 1084 if (count == 0)
944 return; 1085 return;
945 else if (count > 0) { 1086 else if (count > 0)
946 for (; ++i < R->TermWin.ncol; ) 1087 {
1088 line_t &l = ROW(screen.cur.row);
1089 rend_t base_rend = l.r[i];
1090 ht &= l.t[i] == ' ';
1091
1092 for (; ++i < ncol; )
947 if (R->tabs[i]) { 1093 if (tabs[i])
948 x = i; 1094 {
949 if (!--count) 1095 x = i;
950 break; 1096
1097 if (!--count)
1098 break;
1099 }
1100 else
1101 ht &= l.t[i] == ' '
1102 && RS_SAME (l.r[i], base_rend);
1103
1104 if (count)
1105 x = ncol - 1;
1106
1107 // store horizontal tab commands as characters inside the text
1108 // buffer so they can be selected and pasted.
1109 if (ht && option (Opt_pastableTabs))
1110 {
1111 base_rend = SET_FONT (base_rend, 0);
1112
1113 l.touch (x);
1114
1115 i = screen.cur.col;
1116
1117 l.t[i] = '\t';
1118 l.r[i] = base_rend;
1119
1120 while (++i < x)
1121 {
1122 l.t[i] = NOCHAR;
1123 l.r[i] = base_rend;
1124 }
1125 }
951 } 1126 }
952 if (count)
953 x = R->TermWin.ncol - 1;
954 } else /* if (count < 0) */ { 1127 else /* if (count < 0) */
1128 {
955 for (; --i >= 0; ) 1129 for (; --i >= 0; )
956 if (R->tabs[i]) { 1130 if (tabs[i])
957 x = i; 1131 {
958 if (!++count) 1132 x = i;
959 break; 1133 if (!++count)
1134 break;
1135 }
1136
1137 if (count)
1138 x = 0;
960 } 1139 }
961 if (count) 1140
962 x = 0;
963 }
964 if (x != R->screen.cur.col) 1141 if (x != screen.cur.col)
965 rxvt_scr_gotorc(aR_ 0, x, R_RELATIVE); 1142 scr_gotorc (0, x, R_RELATIVE);
966} 1143}
967 1144
968/* ------------------------------------------------------------------------- */ 1145/* ------------------------------------------------------------------------- */
969/* 1146/*
970 * Process DEC Back Index 1147 * Process DEC Back Index
971 * XTERM_SEQ: ESC 6 1148 * XTERM_SEQ: ESC 6
972 * Move cursor left in row. If we're at the left boundary, shift everything 1149 * Move cursor left in row. If we're at the left boundary, shift everything
973 * in that row right. Clear left column. 1150 * in that row right. Clear left column.
974 */ 1151 */
975#ifndef NO_FRILLS 1152#if !ENABLE_MINIMAL
976/* EXTPROTO */ 1153void ecb_cold
977void 1154rxvt_term::scr_backindex () NOTHROW
978rxvt_scr_backindex(pR)
979{ 1155{
980 if (R->screen.cur.col > 0) 1156 if (screen.cur.col > 0)
981 rxvt_scr_gotorc(aR_ 0, -1, R_RELATIVE | C_RELATIVE); 1157 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
982 else { 1158 else
983 if (R->screen.tlen[R->screen.cur.row + R->TermWin.saveLines] == 0)
984 return; /* um, yeah? */
985 rxvt_scr_insdel_chars(aR_ 1, INSERT); 1159 scr_insdel_chars (1, INSERT);
986 }
987} 1160}
988#endif 1161#endif
989/* ------------------------------------------------------------------------- */ 1162/* ------------------------------------------------------------------------- */
990/* 1163/*
991 * Process DEC Forward Index 1164 * Process DEC Forward Index
992 * XTERM_SEQ: ESC 9 1165 * XTERM_SEQ: ESC 9
993 * Move cursor right in row. If we're at the right boundary, shift everything 1166 * Move cursor right in row. If we're at the right boundary, shift everything
994 * in that row left. Clear right column. 1167 * in that row left. Clear right column.
995 */ 1168 */
996#ifndef NO_FRILLS 1169#if !ENABLE_MINIMAL
997/* EXTPROTO */ 1170void ecb_cold
998void 1171rxvt_term::scr_forwardindex () NOTHROW
999rxvt_scr_forwardindex(pR)
1000{ 1172{
1001 int row;
1002
1003 if (R->screen.cur.col < R->TermWin.ncol - 1) 1173 if (screen.cur.col < ncol - 1)
1004 rxvt_scr_gotorc(aR_ 0, 1, R_RELATIVE | C_RELATIVE); 1174 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1005 else { 1175 else
1006 row = R->screen.cur.row + R->TermWin.saveLines; 1176 {
1007 if (R->screen.tlen[row] == 0) 1177 line_t &l = ROW(screen.cur.row);
1008 return; /* um, yeah? */ 1178
1009 else if (R->screen.tlen[row] == -1) 1179 l.touch ();
1010 R->screen.tlen[row] = R->TermWin.ncol; 1180 l.is_longer (0);
1181
1011 rxvt_scr_gotorc(aR_ 0, 0, R_RELATIVE); 1182 scr_gotorc (0, 0, R_RELATIVE);
1012 rxvt_scr_insdel_chars(aR_ 1, DELETE); 1183 scr_insdel_chars (1, DELETE);
1013 rxvt_scr_gotorc(aR_ 0, R->TermWin.ncol - 1, R_RELATIVE); 1184 scr_gotorc (0, ncol - 1, R_RELATIVE);
1014 } 1185 }
1015} 1186}
1016#endif 1187#endif
1017 1188
1018/* ------------------------------------------------------------------------- */ 1189/* ------------------------------------------------------------------------- */
1019/* 1190/*
1020 * Goto Row/Column 1191 * Goto Row/Column
1021 */ 1192 */
1022/* EXTPROTO */
1023void 1193void
1024rxvt_scr_gotorc(pR_ int row, int col, int relative) 1194rxvt_term::scr_gotorc (int row, int col, int relative) NOTHROW
1025{ 1195{
1026 R->want_refresh = 1; 1196 want_refresh = 1;
1027 ZERO_SCROLLBACK(R); 1197 ZERO_SCROLLBACK ();
1028 RESET_CHSTAT(R);
1029#ifdef RXVT_GRAPHICS
1030 if (rxvt_Gr_Displayed(aR))
1031 rxvt_Gr_scroll(aR_ 0);
1032#endif
1033 1198
1034 D_SCREEN((stderr, "rxvt_scr_gotorc(r:%s%d,c:%s%d): from (r:%d,c:%d)", (relative & R_RELATIVE ? "+" : ""), row, (relative & C_RELATIVE ? "+" : ""), col, R->screen.cur.row, R->screen.cur.col));
1035
1036 R->screen.cur.col = ((relative & C_RELATIVE) ? (R->screen.cur.col + col) 1199 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
1037 : col); 1200 clamp_it (screen.cur.col, 0, ncol - 1);
1038 MAX_IT(R->screen.cur.col, 0);
1039 MIN_IT(R->screen.cur.col, (int32_t)R->TermWin.ncol - 1);
1040 1201
1041 R->screen.flags &= ~Screen_WrapNext; 1202 screen.flags &= ~Screen_WrapNext;
1203
1042 if (relative & R_RELATIVE) { 1204 if (relative & R_RELATIVE)
1043 if (row > 0) { 1205 {
1206 if (row > 0)
1207 {
1044 if (R->screen.cur.row <= R->screen.bscroll 1208 if (screen.cur.row <= screen.bscroll
1045 && (R->screen.cur.row + row) > R->screen.bscroll) 1209 && (screen.cur.row + row) > screen.bscroll)
1046 R->screen.cur.row = R->screen.bscroll; 1210 screen.cur.row = screen.bscroll;
1047 else 1211 else
1048 R->screen.cur.row += row; 1212 screen.cur.row += row;
1213 }
1049 } else if (row < 0) { 1214 else if (row < 0)
1215 {
1050 if (R->screen.cur.row >= R->screen.tscroll 1216 if (screen.cur.row >= screen.tscroll
1051 && (R->screen.cur.row + row) < R->screen.tscroll) 1217 && (screen.cur.row + row) < screen.tscroll)
1052 R->screen.cur.row = R->screen.tscroll; 1218 screen.cur.row = screen.tscroll;
1219 else
1220 screen.cur.row += row;
1221 }
1222 }
1223 else
1224 {
1225 if (screen.flags & Screen_Relative)
1226 {
1227 /* relative origin mode */
1228 screen.cur.row = row + screen.tscroll;
1229 min_it (screen.cur.row, screen.bscroll);
1230 }
1053 else 1231 else
1054 R->screen.cur.row += row; 1232 screen.cur.row = row;
1055 }
1056 } else {
1057 if (R->screen.flags & Screen_Relative) { /* relative origin mode */
1058 R->screen.cur.row = row + R->screen.tscroll;
1059 MIN_IT(R->screen.cur.row, R->screen.bscroll);
1060 } else
1061 R->screen.cur.row = row;
1062 } 1233 }
1063 MAX_IT(R->screen.cur.row, 0);
1064 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1);
1065}
1066 1234
1235 clamp_it (screen.cur.row, 0, nrow - 1);
1236}
1237
1067/* ------------------------------------------------------------------------- */ 1238/* ------------------------------------------------------------------------- */
1068/* 1239/*
1069 * direction should be UP or DN 1240 * direction should be UP or DN
1070 */ 1241 */
1071/* EXTPROTO */
1072void 1242void
1073rxvt_scr_index(pR_ enum page_dirn direction) 1243rxvt_term::scr_index (enum page_dirn direction) NOTHROW
1074{ 1244{
1075 int dirn;
1076
1077 R->want_refresh = 1; 1245 want_refresh = 1;
1078 dirn = ((direction == UP) ? 1 : -1);
1079 D_SCREEN((stderr, "rxvt_scr_index(%d)", dirn));
1080
1081 ZERO_SCROLLBACK(R); 1246 ZERO_SCROLLBACK ();
1082 RESET_CHSTAT(R);
1083 1247
1084#ifdef RXVT_GRAPHICS
1085 if (rxvt_Gr_Displayed(aR))
1086 rxvt_Gr_scroll(aR_ 0);
1087#endif
1088
1089 R->screen.flags &= ~Screen_WrapNext; 1248 screen.flags &= ~Screen_WrapNext;
1249
1090 if ((R->screen.cur.row == R->screen.bscroll && direction == UP) 1250 if ((screen.cur.row == screen.bscroll && direction == UP)
1091 || (R->screen.cur.row == R->screen.tscroll && direction == DN)) 1251 || (screen.cur.row == screen.tscroll && direction == DN))
1092 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, dirn, 0); 1252 scr_scroll_text (screen.tscroll, screen.bscroll, direction);
1093 else 1253 else
1094 R->screen.cur.row += dirn; 1254 screen.cur.row += direction;
1095 MAX_IT(R->screen.cur.row, 0); 1255
1096 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1256 clamp_it (screen.cur.row, 0, nrow - 1);
1097 rxvt_selection_check(aR_ 0); 1257 selection_check (0);
1098} 1258}
1099 1259
1100/* ------------------------------------------------------------------------- */ 1260/* ------------------------------------------------------------------------- */
1101/* 1261/*
1102 * Erase part or whole of a line 1262 * Erase part or whole of a line
1103 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1263 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1104 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1264 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1105 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1265 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1266 * extension: clear to right unless wrapped: ESC [ 3 K
1106 */ 1267 */
1107/* EXTPROTO */
1108void 1268void
1109rxvt_scr_erase_line(pR_ int mode) 1269rxvt_term::scr_erase_line (int mode) NOTHROW
1110{ 1270{
1111 unsigned int row, col, num; 1271 unsigned int col, num;
1112 1272
1113 R->want_refresh = 1; 1273 want_refresh = 1;
1114 D_SCREEN((stderr, "rxvt_scr_erase_line(%d) at screen row: %d", mode, R->screen.cur.row));
1115 ZERO_SCROLLBACK(R); 1274 ZERO_SCROLLBACK ();
1116 RESET_CHSTAT(R);
1117 1275
1118#ifdef RXVT_GRAPHICS
1119 if (rxvt_Gr_Displayed(aR))
1120 rxvt_Gr_scroll(aR_ 0);
1121#endif
1122
1123 rxvt_selection_check(aR_ 1); 1276 selection_check (1);
1124 1277
1125 R->screen.flags &= ~Screen_WrapNext; 1278 line_t &line = ROW(screen.cur.row);
1126 1279
1127 row = R->TermWin.saveLines + R->screen.cur.row; 1280 line.touch ();
1281 line.is_longer (0);
1282
1128 switch (mode) { 1283 switch (mode)
1129 case 0: /* erase to end of line */ 1284 {
1285 case 3:
1286 if (screen.flags & Screen_WrapNext)
1287 return;
1288
1289 /* fall through */
1290
1291 case 0: /* erase to end of line */
1130 col = R->screen.cur.col; 1292 col = screen.cur.col;
1131 num = R->TermWin.ncol - col; 1293 num = ncol - col;
1132 MIN_IT(R->screen.tlen[row], (int16_t)col); 1294 min_it (line.l, col);
1295
1133 if (ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur) 1296 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1134 || ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.end, R->screen.cur)) 1297 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1135 CLEAR_SELECTION(R); 1298 CLEAR_SELECTION ();
1136 break; 1299 break;
1300
1137 case 1: /* erase to beginning of line */ 1301 case 1: /* erase to beginning of line */
1138 col = 0; 1302 col = 0;
1139 num = R->screen.cur.col + 1; 1303 num = screen.cur.col + 1;
1304
1140 if (ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.beg, R->screen.cur) 1305 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur)
1141 || ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.end, R->screen.cur)) 1306 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1142 CLEAR_SELECTION(R); 1307 CLEAR_SELECTION ();
1143 break; 1308 break;
1144 case 2: /* erase whole line */ 1309
1145 col = 0; 1310 case 2: /* erase whole line */
1146 num = R->TermWin.ncol; 1311 col = 0;
1147 R->screen.tlen[row] = 0; 1312 num = ncol;
1313 line.l = 0;
1148 if (R->selection.beg.row <= R->screen.cur.row 1314 if (selection.beg.row <= screen.cur.row
1149 && R->selection.end.row >= R->screen.cur.row) 1315 && selection.end.row >= screen.cur.row)
1150 CLEAR_SELECTION(R); 1316 CLEAR_SELECTION ();
1151 break; 1317 break;
1152 default: 1318 default:
1153 return; 1319 return;
1154 } 1320 }
1155 if (R->screen.text[row])
1156 rxvt_blank_line(aR_
1157 &(R->screen.text[row][col]),
1158 &(R->screen.rend[row][col]), num, R->rstyle);
1159 else
1160 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend, row,
1161 R->rstyle);
1162}
1163 1321
1322 scr_blank_line (line, col, num, rstyle);
1323}
1324
1164/* ------------------------------------------------------------------------- */ 1325/* ------------------------------------------------------------------------- */
1165/* 1326/*
1166 * Erase part of whole of the screen 1327 * Erase part or whole of the screen
1167 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1328 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1168 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1329 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1169 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1330 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1170 */ 1331 */
1171/* EXTPROTO */
1172void 1332void
1173rxvt_scr_erase_screen(pR_ int mode) 1333rxvt_term::scr_erase_screen (int mode) NOTHROW
1174{ 1334{
1175 int num; 1335 int num;
1176 int32_t row, row_offset; 1336 int32_t row;
1177 rend_t ren; 1337 rend_t ren;
1178 XGCValues gcvalue; 1338 XGCValues gcvalue;
1179 1339
1180 R->want_refresh = 1; 1340 want_refresh = 1;
1181 D_SCREEN((stderr, "rxvt_scr_erase_screen(%d) at screen row: %d", mode, R->screen.cur.row));
1182 ZERO_SCROLLBACK(R); 1341 ZERO_SCROLLBACK ();
1183 RESET_CHSTAT(R);
1184 row_offset = (int32_t)R->TermWin.saveLines;
1185 1342
1186 switch (mode) { 1343 switch (mode)
1344 {
1187 case 0: /* erase to end of screen */ 1345 case 0: /* erase to end of screen */
1188 rxvt_selection_check(aR_ 1); 1346 scr_erase_line (0);
1189 rxvt_scr_erase_line(aR_ 0);
1190 row = R->screen.cur.row + 1; /* possible OOB */ 1347 row = screen.cur.row + 1; /* possible OOB */
1191 num = R->TermWin.nrow - row; 1348 num = nrow - row;
1192 break; 1349 break;
1193 case 1: /* erase to beginning of screen */ 1350 case 1: /* erase to beginning of screen */
1194 rxvt_selection_check(aR_ 3); 1351 scr_erase_line (1);
1195 rxvt_scr_erase_line(aR_ 1); 1352 row = 0;
1196 row = 0;
1197 num = R->screen.cur.row; 1353 num = screen.cur.row;
1198 break; 1354 break;
1199 case 2: /* erase whole screen */ 1355 case 2: /* erase whole screen */
1200 rxvt_selection_check(aR_ 3); 1356 row = 0;
1201#ifdef RXVT_GRAPHICS 1357 num = nrow;
1202 rxvt_Gr_ClearScreen(aR); 1358 break;
1203#endif
1204 row = 0;
1205 num = R->TermWin.nrow;
1206 break;
1207 default: 1359 default:
1208 return; 1360 return;
1209 } 1361 }
1210 R->refresh_type |= REFRESH_BOUNDS; 1362
1211 if (R->selection.op && R->current_screen == R->selection.screen 1363 if (selection.op && current_screen == selection.screen
1212 && ((R->selection.beg.row >= row && R->selection.beg.row <= row + num) 1364 && ((selection.beg.row >= row && selection.beg.row <= row + num)
1213 || (R->selection.end.row >= row 1365 || (selection.end.row >= row
1214 && R->selection.end.row <= row + num))) 1366 && selection.end.row <= row + num)))
1215 CLEAR_SELECTION(R); 1367 CLEAR_SELECTION ();
1368
1216 if (row >= R->TermWin.nrow) /* Out Of Bounds */ 1369 if (row >= nrow) /* Out Of Bounds */
1217 return; 1370 return;
1218 MIN_IT(num, (R->TermWin.nrow - row)); 1371
1372 min_it (num, nrow - row);
1373
1219 if (R->rstyle & (RS_RVid | RS_Uline)) 1374 if (rstyle & (RS_Blink | RS_RVid | RS_Uline))
1220 ren = (rend_t) ~RS_None; 1375 ren = (rend_t) ~RS_None;
1221 else if (GET_BASEBG(R->rstyle) == Color_bg) { 1376 else if (GET_BASEBG (rstyle) == Color_bg)
1377 {
1222 ren = DEFAULT_RSTYLE; 1378 ren = DEFAULT_RSTYLE;
1223 CLEAR_ROWS(row, num); 1379
1224 } else { 1380 if (mapped)
1381 XClearArea (dpy, vt, 0,
1382 Row2Pixel (row - view_start), (unsigned int)vt_width,
1383 (unsigned int)Height2Pixel (num), False);
1384 }
1385 else
1386 {
1225 ren = (R->rstyle & (RS_fgMask | RS_bgMask)); 1387 ren = rstyle & (RS_fgMask | RS_bgMask);
1226 gcvalue.foreground = R->PixColors[GET_BGCOLOR(R->rstyle)]; 1388
1227 XChangeGC(R->Xdisplay, R->TermWin.gc, GCForeground, &gcvalue); 1389 if (mapped)
1228 ERASE_ROWS(row, num); 1390 {
1391 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1392 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1393 XFillRectangle (dpy, vt, gc,
1394 0, Row2Pixel (row - view_start),
1395 (unsigned int)vt_width,
1396 (unsigned int)Height2Pixel (num));
1229 gcvalue.foreground = R->PixColors[Color_fg]; 1397 gcvalue.foreground = pix_colors[Color_fg];
1230 XChangeGC(R->Xdisplay, R->TermWin.gc, GCForeground, &gcvalue); 1398 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1399 }
1231 } 1400 }
1401
1232 for (; num--; row++) { 1402 for (; num--; row++)
1233 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend,
1234 (unsigned int)(row + row_offset), R->rstyle);
1235 R->screen.tlen[row + row_offset] = 0;
1236 rxvt_blank_line(aR_
1237 R->drawn_text[row], R->drawn_rend[row],
1238 (unsigned int)R->TermWin.ncol, ren);
1239 } 1403 {
1404 scr_blank_screen_mem (ROW(row), rstyle);
1405
1406 if (row - view_start < nrow)
1407 scr_blank_line (drawn_buf [row - view_start], 0, ncol, ren);
1408 }
1240} 1409}
1410
1411#if !ENABLE_MINIMAL
1412void
1413rxvt_term::scr_erase_savelines () NOTHROW
1414{
1415 want_refresh = 1;
1416 ZERO_SCROLLBACK ();
1417
1418 top_row = 0;
1419}
1420#endif
1241 1421
1242/* ------------------------------------------------------------------------- */ 1422/* ------------------------------------------------------------------------- */
1243/* 1423/*
1244 * Fill the screen with `E's 1424 * Fill the screen with `E's
1245 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1425 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1246 */ 1426 */
1247/* EXTPROTO */ 1427void ecb_cold
1248void 1428rxvt_term::scr_E () NOTHROW
1249rxvt_scr_E(pR)
1250{ 1429{
1251 int i, j, k; 1430 rend_t fs;
1252 rend_t *r1, fs;
1253 1431
1254 R->want_refresh = 1; 1432 want_refresh = 1;
1255 R->num_scr_allow = 0;
1256 ZERO_SCROLLBACK(R); 1433 ZERO_SCROLLBACK ();
1257 RESET_CHSTAT(R);
1258 rxvt_selection_check(aR_ 3);
1259 1434
1260 fs = SET_FONT (R->rstyle, R->TermWin.fontset->find_font ('E')); 1435 num_scr_allow = 0;
1261 for (k = R->TermWin.saveLines, i = R->TermWin.nrow; i--; k++) { 1436
1262 R->screen.tlen[k] = R->TermWin.ncol; /* make the `E's selectable */ 1437 row_col_t pos;
1263 fill_text (R->screen.text[k], 'E', R->TermWin.ncol); 1438 pos.row = pos.col = 0;
1264 for (r1 = R->screen.rend[k], j = R->TermWin.ncol; j--; ) 1439 if (ROWCOL_IS_AFTER (selection.end, pos))
1440 CLEAR_SELECTION ();
1441
1442 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1443 for (int row = nrow; row--; )
1444 {
1445 line_t &line = ROW(row);
1446
1447 fill_text (line.t, 'E', ncol);
1448 rend_t *r1 = line.r;
1449
1450 for (int j = ncol; j--; )
1265 *r1++ = fs; 1451 *r1++ = fs;
1452
1453 line.is_longer (0);
1454 line.touch (ncol);
1266 } 1455 }
1267} 1456}
1268 1457
1269/* ------------------------------------------------------------------------- */ 1458/* ------------------------------------------------------------------------- */
1270/* 1459/*
1271 * Insert/Delete <count> lines 1460 * Insert/Delete <count> lines
1272 */ 1461 */
1273/* EXTPROTO */
1274void 1462void
1275rxvt_scr_insdel_lines(pR_ int count, int insdel) 1463rxvt_term::scr_insdel_lines (int count, int insdel) NOTHROW
1276{ 1464{
1277 int end; 1465 int end;
1278 1466
1279 ZERO_SCROLLBACK(R); 1467 ZERO_SCROLLBACK ();
1280 RESET_CHSTAT(R);
1281 1468
1282#ifdef RXVT_GRAPHICS
1283 if (rxvt_Gr_Displayed(aR))
1284 rxvt_Gr_scroll(aR_ 0);
1285#endif
1286
1287 rxvt_selection_check(aR_ 1); 1469 selection_check (1);
1288 1470
1289 if (R->screen.cur.row > R->screen.bscroll) 1471 if (screen.cur.row > screen.bscroll)
1290 return;
1291
1292 end = R->screen.bscroll - R->screen.cur.row + 1;
1293 if (count > end) {
1294 if (insdel == DELETE)
1295 return; 1472 return;
1473
1474 end = screen.bscroll - screen.cur.row + 1;
1475 if (count > end)
1476 {
1477 if (insdel == DELETE)
1478 return;
1296 else if (insdel == INSERT) 1479 else if (insdel == INSERT)
1297 count = end; 1480 count = end;
1298 } 1481 }
1299 R->screen.flags &= ~Screen_WrapNext;
1300 1482
1483 scr_do_wrap ();
1484
1301 rxvt_scroll_text(aR_ R->screen.cur.row, R->screen.bscroll, insdel * count, 1485 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count);
1302 0);
1303} 1486}
1304 1487
1305/* ------------------------------------------------------------------------- */ 1488/* ------------------------------------------------------------------------- */
1306/* 1489/*
1307 * Insert/Delete <count> characters from the current position 1490 * Insert/Delete <count> characters from the current position
1308 */ 1491 */
1309/* EXTPROTO */
1310void 1492void
1311rxvt_scr_insdel_chars(pR_ int count, int insdel) 1493rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW
1312{ 1494{
1313 int col, row;
1314 rend_t tr;
1315 text_t *stp;
1316 rend_t *srp;
1317 int16_t *slp;
1318
1319 R->want_refresh = 1; 1495 want_refresh = 1;
1320 ZERO_SCROLLBACK(R); 1496 ZERO_SCROLLBACK ();
1321#if 0
1322 RESET_CHSTAT(R);
1323#endif
1324 1497
1325#ifdef RXVT_GRAPHICS
1326 if (rxvt_Gr_Displayed(aR))
1327 rxvt_Gr_scroll(aR_ 0);
1328#endif
1329
1330 if (count <= 0) 1498 if (count <= 0)
1331 return; 1499 return;
1332 1500
1501 scr_do_wrap ();
1502
1333 rxvt_selection_check(aR_ 1); 1503 selection_check (1);
1334 MIN_IT(count, (R->TermWin.ncol - R->screen.cur.col)); 1504 min_it (count, ncol - screen.cur.col);
1335 1505
1336 row = R->screen.cur.row + R->TermWin.saveLines; 1506 int row = screen.cur.row;
1337 R->screen.flags &= ~Screen_WrapNext;
1338 1507
1339 stp = R->screen.text[row]; 1508 line_t *line = &ROW(row);
1340 srp = R->screen.rend[row]; 1509
1341 slp = &(R->screen.tlen[row]); 1510 line->touch ();
1511 line->is_longer (0);
1512
1513 // nuke wide spanning the start
1514 if (line->t[screen.cur.col] == NOCHAR)
1515 scr_kill_char (*line, screen.cur.col);
1516
1342 switch (insdel) { 1517 switch (insdel)
1518 {
1343 case INSERT: 1519 case INSERT:
1344 for (col = R->TermWin.ncol - 1; (col - count) >= R->screen.cur.col; 1520 line->l = min (line->l + count, ncol);
1345 col--) { 1521
1346 stp[col] = stp[col - count]; 1522 if (line->t[screen.cur.col] == NOCHAR)
1347 srp[col] = srp[col - count]; 1523 scr_kill_char (*line, screen.cur.col);
1348 } 1524
1349 if (*slp != -1) { 1525 for (int col = ncol - 1; (col - count) >= screen.cur.col; col--)
1350 *slp += count; 1526 {
1351 MIN_IT(*slp, R->TermWin.ncol); 1527 line->t[col] = line->t[col - count];
1352 } 1528 line->r[col] = line->r[col - count];
1529 }
1530
1353 if (R->selection.op && R->current_screen == R->selection.screen 1531 if (selection.op && current_screen == selection.screen
1354 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1532 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1533 {
1355 if (R->selection.end.row != R->screen.cur.row 1534 if (selection.end.row != screen.cur.row
1356 || (R->selection.end.col + count >= R->TermWin.ncol)) 1535 || (selection.end.col + count >= ncol))
1357 CLEAR_SELECTION(R); 1536 CLEAR_SELECTION ();
1358 else { /* shift selection */ 1537 else
1359 R->selection.beg.col += count; 1538 {
1539 /* shift selection */
1540 selection.beg.col += count;
1360 R->selection.mark.col += count; /* XXX: yes? */ 1541 selection.mark.col += count; /* XXX: yes? */
1361 R->selection.end.col += count; 1542 selection.end.col += count;
1362 } 1543 }
1363 } 1544 }
1364 rxvt_blank_line(aR_ &(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1545
1365 (unsigned int)count, R->rstyle); 1546 scr_blank_line (*line, screen.cur.col, count, rstyle);
1366 break; 1547 break;
1548
1367 case ERASE: 1549 case ERASE:
1368 R->screen.cur.col += count; /* don't worry if > R->TermWin.ncol */ 1550 screen.cur.col += count; /* don't worry if > ncol */
1369 rxvt_selection_check(aR_ 1); 1551 selection_check (1);
1370 R->screen.cur.col -= count; 1552 screen.cur.col -= count;
1371 rxvt_blank_line(aR_ &(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1553
1372 (unsigned int)count, R->rstyle); 1554 // nuke wide char after the end
1373 break; 1555 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1556 scr_kill_char (*line, screen.cur.col + count);
1557
1558 scr_blank_line (*line, screen.cur.col, count, rstyle);
1559 break;
1560
1374 case DELETE: 1561 case DELETE:
1375 tr = srp[R->TermWin.ncol - 1] 1562 line->l = max (line->l - count, 0);
1376 & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1563
1564 // nuke wide char spanning the end
1565 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1566 scr_kill_char (*line, screen.cur.col + count);
1567
1377 for (col = R->screen.cur.col; (col + count) < R->TermWin.ncol; col++) { 1568 for (int col = screen.cur.col; (col + count) < ncol; col++)
1378 stp[col] = stp[col + count]; 1569 {
1379 srp[col] = srp[col + count]; 1570 line->t[col] = line->t[col + count];
1380 } 1571 line->r[col] = line->r[col + count];
1381 rxvt_blank_line(aR_ 1572 }
1382 &(stp[R->TermWin.ncol - count]), 1573
1383 &(srp[R->TermWin.ncol - count]), 1574 scr_blank_line (*line, ncol - count, count, rstyle);
1384 (unsigned int)count, tr); 1575
1385 if (*slp == -1) /* break line continuation */
1386 *slp = R->TermWin.ncol;
1387 *slp -= count;
1388 MAX_IT(*slp, 0);
1389 if (R->selection.op && R->current_screen == R->selection.screen 1576 if (selection.op && current_screen == selection.screen
1390 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1577 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1578 {
1391 if (R->selection.end.row != R->screen.cur.row 1579 if (selection.end.row != screen.cur.row
1392 || (R->screen.cur.col >= R->selection.beg.col - count) 1580 || (screen.cur.col >= selection.beg.col - count)
1393 || R->selection.end.col >= R->TermWin.ncol) 1581 || selection.end.col >= ncol)
1394 CLEAR_SELECTION(R); 1582 CLEAR_SELECTION ();
1395 else { 1583 else
1396 /* shift selection */ 1584 {
1397 R->selection.beg.col -= count; 1585 /* shift selection */
1586 selection.beg.col -= count;
1398 R->selection.mark.col -= count; /* XXX: yes? */ 1587 selection.mark.col -= count; /* XXX: yes? */
1399 R->selection.end.col -= count; 1588 selection.end.col -= count;
1400 } 1589 }
1401 } 1590 }
1402 break; 1591
1592 break;
1403 } 1593 }
1404} 1594}
1405 1595
1406/* ------------------------------------------------------------------------- */ 1596/* ------------------------------------------------------------------------- */
1407/* 1597/*
1408 * Set the scrolling region 1598 * Set the scrolling region
1409 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1599 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1410 */ 1600 */
1411/* EXTPROTO */ 1601void ecb_cold
1412void
1413rxvt_scr_scroll_region(pR_ int top, int bot) 1602rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1414{ 1603{
1415 MAX_IT(top, 0); 1604 max_it (top, 0);
1416 MIN_IT(bot, (int)R->TermWin.nrow - 1); 1605 min_it (bot, nrow - 1);
1606
1417 if (top > bot) 1607 if (top > bot)
1418 return; 1608 return;
1609
1419 R->screen.tscroll = top; 1610 screen.tscroll = top;
1420 R->screen.bscroll = bot; 1611 screen.bscroll = bot;
1421 rxvt_scr_gotorc(aR_ 0, 0, 0); 1612 scr_gotorc (0, 0, 0);
1422} 1613}
1423 1614
1424/* ------------------------------------------------------------------------- */ 1615/* ------------------------------------------------------------------------- */
1425/* 1616/*
1426 * Make the cursor visible/invisible 1617 * Make the cursor visible/invisible
1427 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1618 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1428 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1619 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1429 */ 1620 */
1430/* EXTPROTO */ 1621void ecb_cold
1431void
1432rxvt_scr_cursor_visible(pR_ int mode) 1622rxvt_term::scr_cursor_visible (int mode) NOTHROW
1433{ 1623{
1434 R->want_refresh = 1; 1624 want_refresh = 1;
1625
1435 if (mode) 1626 if (mode)
1436 R->screen.flags |= Screen_VisibleCursor; 1627 screen.flags |= Screen_VisibleCursor;
1437 else 1628 else
1438 R->screen.flags &= ~Screen_VisibleCursor; 1629 screen.flags &= ~Screen_VisibleCursor;
1439} 1630}
1440 1631
1441/* ------------------------------------------------------------------------- */ 1632/* ------------------------------------------------------------------------- */
1442/* 1633/*
1443 * Set/unset automatic wrapping 1634 * Set/unset automatic wrapping
1444 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1635 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1445 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1636 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1446 */ 1637 */
1447/* EXTPROTO */ 1638void ecb_cold
1448void 1639rxvt_term::scr_autowrap (int mode) NOTHROW
1449rxvt_scr_autowrap(pR_ int mode)
1450{ 1640{
1451 if (mode) 1641 if (mode)
1452 R->screen.flags |= Screen_Autowrap; 1642 screen.flags |= Screen_Autowrap;
1453 else 1643 else
1454 R->screen.flags &= ~(Screen_Autowrap | Screen_WrapNext); 1644 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
1455} 1645}
1456 1646
1457/* ------------------------------------------------------------------------- */ 1647/* ------------------------------------------------------------------------- */
1458/* 1648/*
1459 * Set/unset margin origin mode 1649 * Set/unset margin origin mode
… …
1462 * Relative mode: line numbers are relative to top margin of scrolling region 1652 * Relative mode: line numbers are relative to top margin of scrolling region
1463 * and the cursor cannot be moved outside. 1653 * and the cursor cannot be moved outside.
1464 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1654 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1465 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1655 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1466 */ 1656 */
1467/* EXTPROTO */ 1657void ecb_cold
1468void
1469rxvt_scr_relative_origin(pR_ int mode) 1658rxvt_term::scr_relative_origin (int mode) NOTHROW
1470{ 1659{
1471 if (mode) 1660 if (mode)
1472 R->screen.flags |= Screen_Relative; 1661 screen.flags |= Screen_Relative;
1473 else 1662 else
1474 R->screen.flags &= ~Screen_Relative; 1663 screen.flags &= ~Screen_Relative;
1664
1475 rxvt_scr_gotorc(aR_ 0, 0, 0); 1665 scr_gotorc (0, 0, 0);
1476} 1666}
1477 1667
1478/* ------------------------------------------------------------------------- */ 1668/* ------------------------------------------------------------------------- */
1479/* 1669/*
1480 * Set insert/replace mode 1670 * Set insert/replace mode
1481 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1671 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1482 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1672 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1483 */ 1673 */
1484/* EXTPROTO */ 1674void ecb_cold
1485void
1486rxvt_scr_insert_mode(pR_ int mode) 1675rxvt_term::scr_insert_mode (int mode) NOTHROW
1487{ 1676{
1488 if (mode) 1677 if (mode)
1489 R->screen.flags |= Screen_Insert; 1678 screen.flags |= Screen_Insert;
1490 else 1679 else
1491 R->screen.flags &= ~Screen_Insert; 1680 screen.flags &= ~Screen_Insert;
1492} 1681}
1493 1682
1494/* ------------------------------------------------------------------------- */ 1683/* ------------------------------------------------------------------------- */
1495/* 1684/*
1496 * Set/Unset tabs 1685 * Set/Unset tabs
1497 * XTERM_SEQ: Set tab at current column : ESC H 1686 * XTERM_SEQ: Set tab at current column : ESC H
1498 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1687 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1499 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1688 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1500 */ 1689 */
1501/* EXTPROTO */ 1690void ecb_cold
1502void 1691rxvt_term::scr_set_tab (int mode) NOTHROW
1503rxvt_scr_set_tab(pR_ int mode)
1504{ 1692{
1505 if (mode < 0) 1693 if (mode < 0)
1506 MEMSET(R->tabs, 0, R->TermWin.ncol * sizeof(char)); 1694 memset (tabs, 0, ncol);
1507 else if (R->screen.cur.col < R->TermWin.ncol) 1695 else if (screen.cur.col < ncol)
1508 R->tabs[R->screen.cur.col] = (mode ? 1 : 0); 1696 tabs [screen.cur.col] = !!mode;
1509} 1697}
1510 1698
1511/* ------------------------------------------------------------------------- */ 1699/* ------------------------------------------------------------------------- */
1512/* 1700/*
1513 * Set reverse/normal video 1701 * Set reverse/normal video
1514 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1702 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1515 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1703 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1516 */ 1704 */
1517/* EXTPROTO */
1518void 1705void
1519rxvt_scr_rvideo_mode(pR_ int mode) 1706rxvt_term::scr_rvideo_mode (bool on) NOTHROW
1520{ 1707{
1708 rvideo_mode = on;
1709
1710#ifndef NO_BELL
1711 on ^= rvideo_bell;
1712#endif
1713
1714 if (rvideo_state != on)
1715 {
1716 rvideo_state = on;
1717
1718 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1719#ifdef HAVE_IMG
1720 if (bg_img == 0)
1721#endif
1722 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1723
1521 XGCValues gcvalue; 1724 XGCValues gcvalue;
1522
1523 if (R->rvideo != mode) {
1524 R->rvideo = mode;
1525 SWAP_IT(R->PixColors[Color_fg], R->PixColors[Color_bg], rxvt_color);
1526#if defined(XPM_BACKGROUND)
1527 if (R->bgPixmap.pixmap == None)
1528#endif
1529#if defined(TRANSPARENT)
1530 if (!(R->Options & Opt_transparent) || R->am_transparent == 0)
1531#endif
1532 XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
1533 R->PixColors[Color_bg]);
1534
1535 gcvalue.foreground = R->PixColors[Color_fg]; 1725 gcvalue.foreground = pix_colors[Color_fg];
1536 gcvalue.background = R->PixColors[Color_bg]; 1726 gcvalue.background = pix_colors[Color_bg];
1537 XChangeGC(R->Xdisplay, R->TermWin.gc, GCBackground | GCForeground, 1727 XChangeGC (dpy, gc, GCBackground | GCForeground, &gcvalue);
1538 &gcvalue); 1728
1539 rxvt_scr_clear(aR); 1729 scr_clear ();
1540 rxvt_scr_touch(aR_ True); 1730 scr_touch (true);
1541 } 1731 }
1542} 1732}
1543 1733
1544/* ------------------------------------------------------------------------- */ 1734/* ------------------------------------------------------------------------- */
1545/* 1735/*
1546 * Report current cursor position 1736 * Report current cursor position
1547 * XTERM_SEQ: Report position: ESC [ 6 n 1737 * XTERM_SEQ: Report position: ESC [ 6 n
1548 */ 1738 */
1549/* EXTPROTO */ 1739void ecb_cold
1550void
1551rxvt_scr_report_position(pR) 1740rxvt_term::scr_report_position () NOTHROW
1552{ 1741{
1553 rxvt_tt_printf(aR_ "\033[%d;%dR", R->screen.cur.row + 1, 1742 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1554 R->screen.cur.col + 1);
1555} 1743}
1556 1744
1557/* ------------------------------------------------------------------------- * 1745/* ------------------------------------------------------------------------- *
1558 * FONTS * 1746 * FONTS *
1559 * ------------------------------------------------------------------------- */ 1747 * ------------------------------------------------------------------------- */
1560 1748
1561/* 1749/*
1562 * Set font style 1750 * Set font style
1563 */ 1751 */
1564/* INTPROTO */ 1752void ecb_cold
1565void 1753rxvt_term::set_font_style () NOTHROW
1566rxvt_set_font_style(pR)
1567{ 1754{
1755#if 0
1568 switch (R->charsets[R->screen.charset]) { 1756 switch (charsets [screen.charset])
1757 {
1569 case '0': /* DEC Special Character & Line Drawing Set */ 1758 case '0': /* DEC Special Character & Line Drawing Set */
1570 break; 1759 break;
1571 case 'A': /* United Kingdom (UK) */ 1760 case 'A': /* United Kingdom (UK) */
1572 break; 1761 break;
1573 case 'B': /* United States (USASCII) */ 1762 case 'B': /* United States (USASCII) */
1574 break; 1763 break;
1575 case '<': /* Multinational character set */ 1764 case '<': /* Multinational character set */
1576 break; 1765 break;
1577 case '5': /* Finnish character set */ 1766 case '5': /* Finnish character set */
1578 break; 1767 break;
1579 case 'C': /* Finnish character set */ 1768 case 'C': /* Finnish character set */
1580 break; 1769 break;
1581 case 'K': /* German character set */ 1770 case 'K': /* German character set */
1582 break; 1771 break;
1583 } 1772 }
1773#endif
1584} 1774}
1585 1775
1586/* ------------------------------------------------------------------------- */ 1776/* ------------------------------------------------------------------------- */
1587/* 1777/*
1588 * Choose a font 1778 * Choose a font
1589 * XTERM_SEQ: Invoke G0 character set: CTRL-O 1779 * XTERM_SEQ: Invoke G0 character set: CTRL-O
1590 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1780 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1591 * XTERM_SEQ: Invoke G2 character set: ESC N 1781 * XTERM_SEQ: Invoke G2 character set: ESC N
1592 * XTERM_SEQ: Invoke G3 character set: ESC O 1782 * XTERM_SEQ: Invoke G3 character set: ESC O
1593 */ 1783 */
1594/* EXTPROTO */ 1784void ecb_cold
1595void
1596rxvt_scr_charset_choose(pR_ int set) 1785rxvt_term::scr_charset_choose (int set) NOTHROW
1597{ 1786{
1598 R->screen.charset = set; 1787 screen.charset = set;
1599 rxvt_set_font_style(aR); 1788 set_font_style ();
1600} 1789}
1601 1790
1602/* ------------------------------------------------------------------------- */ 1791/* ------------------------------------------------------------------------- */
1603/* 1792/*
1604 * Set a font 1793 * Set a font
… …
1606 * XTERM_SEQ: Set G1 character set: ESC ) <C> 1795 * XTERM_SEQ: Set G1 character set: ESC ) <C>
1607 * XTERM_SEQ: Set G2 character set: ESC * <C> 1796 * XTERM_SEQ: Set G2 character set: ESC * <C>
1608 * XTERM_SEQ: Set G3 character set: ESC + <C> 1797 * XTERM_SEQ: Set G3 character set: ESC + <C>
1609 * See set_font_style for possible values for <C> 1798 * See set_font_style for possible values for <C>
1610 */ 1799 */
1611/* EXTPROTO */
1612void 1800void
1613rxvt_scr_charset_set(pR_ int set, unsigned int ch) 1801rxvt_term::scr_charset_set (int set, unsigned int ch) NOTHROW
1614{ 1802{
1615 R->charsets[set] = (unsigned char)ch; 1803 charsets[set] = (unsigned char)ch;
1616 rxvt_set_font_style(aR); 1804 set_font_style ();
1617} 1805}
1618 1806
1619
1620/* ------------------------------------------------------------------------- *
1621 * GRAPHICS COLOURS *
1622 * ------------------------------------------------------------------------- */
1623
1624#ifdef RXVT_GRAPHICS
1625/* EXTPROTO */
1626int
1627rxvt_scr_get_fgcolor(pR)
1628{
1629 return GET_FGCOLOR(R->rstyle);
1630}
1631
1632/* ------------------------------------------------------------------------- */
1633/* EXTPROTO */
1634int
1635rxvt_scr_get_bgcolor(pR)
1636{
1637 return GET_BGCOLOR(R->rstyle);
1638}
1639#endif
1640 1807
1641/* ------------------------------------------------------------------------- * 1808/* ------------------------------------------------------------------------- *
1642 * MAJOR SCREEN MANIPULATION * 1809 * MAJOR SCREEN MANIPULATION *
1643 * ------------------------------------------------------------------------- */ 1810 * ------------------------------------------------------------------------- */
1644 1811
1645/* 1812/*
1813 * refresh matching text.
1814 */
1815bool ecb_cold
1816rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW
1817{
1818 bool found = false;
1819
1820 for (int i = 0; i < nrow; i++)
1821 {
1822 rend_t *drp = drawn_buf[i].r;
1823
1824 for (int col = 0; col < ncol; col++, drp++)
1825 if ((*drp & mask) == value)
1826 {
1827 found = true;
1828 *drp = ~value;
1829 }
1830 }
1831
1832 return found;
1833}
1834
1835/*
1646 * Refresh an area 1836 * Refresh an area
1647 */ 1837 */
1648enum { 1838enum {
1649 PART_BEG = 0, 1839 PART_BEG = 0,
1650 PART_END, 1840 PART_END,
1651 RC_COUNT 1841 RC_COUNT
1652}; 1842};
1653 1843
1654/* EXTPROTO */ 1844void ecb_hot
1655void
1656rxvt_scr_expose(pR_ int x, int y, int width, int height, Bool refresh) 1845rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW
1657{ 1846{
1658 int i; 1847 int i;
1659 row_col_t rc[RC_COUNT]; 1848 row_col_t rc[RC_COUNT];
1660 1849
1661 if (R->drawn_text == NULL) /* sanity check */ 1850 if (!drawn_buf) /* sanity check */
1662 return; 1851 return;
1663 1852
1664#ifdef DEBUG_STRICT 1853#ifndef NO_SLOW_LINK_SUPPORT
1665 x = max(x, (int)R->TermWin.int_bwidth); 1854 if (refresh_type == FAST_REFRESH && !display->is_local)
1666 x = min(x, (int)R->TermWin.width); 1855 {
1667 y = max(y, (int)R->TermWin.int_bwidth); 1856 y = 0;
1668 y = min(y, (int)R->TermWin.height); 1857 eheight = height;
1858 }
1669#endif 1859#endif
1670 1860
1671/* round down */ 1861 /* round down */
1672 rc[PART_BEG].col = Pixel2Col(x); 1862 rc[PART_BEG].col = Pixel2Col (x);
1673 rc[PART_BEG].row = Pixel2Row(y); 1863 rc[PART_BEG].row = Pixel2Row (y);
1674/* round up */ 1864 /* round up */
1675 rc[PART_END].col = Pixel2Width(x + width + R->TermWin.fwidth - 1); 1865 rc[PART_END].col = Pixel2Width (x + ewidth + fwidth - 1);
1676 rc[PART_END].row = Pixel2Row(y + height + R->TermWin.fheight - 1); 1866 rc[PART_END].row = Pixel2Row (y + eheight + fheight - 1);
1677 1867
1678/* sanity checks */ 1868 /* sanity checks */
1679 for (i = PART_BEG; i < RC_COUNT; i++) { 1869 for (i = PART_BEG; i < RC_COUNT; i++)
1680 MIN_IT(rc[i].col, R->TermWin.ncol - 1);
1681 MIN_IT(rc[i].row, R->TermWin.nrow - 1);
1682 } 1870 {
1871 min_it (rc[i].col, ncol - 1);
1872 min_it (rc[i].row, nrow - 1);
1873 }
1683 1874
1684 D_SCREEN((stderr, "rxvt_scr_expose(x:%d, y:%d, w:%d, h:%d) area (c:%d,r:%d)-(c:%d,r:%d)", x, y, width, height, rc[PART_BEG].col, rc[PART_BEG].row, rc[PART_END].col, rc[PART_END].row));
1685
1686 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1875 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1687 fill_text (&(R->drawn_text[i][rc[PART_BEG].col]), 0, 1876 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1688 (rc[PART_END].col - rc[PART_BEG].col + 1));
1689 1877
1878 num_scr_allow = 0;
1879
1690 if (refresh) 1880 if (refresh)
1691 rxvt_scr_refresh(aR_ SLOW_REFRESH | REFRESH_BOUNDS); 1881 scr_refresh ();
1692} 1882}
1693 1883
1694/* ------------------------------------------------------------------------- */ 1884/* ------------------------------------------------------------------------- */
1695/* 1885/*
1696 * Refresh the entire screen 1886 * Refresh the entire screen
1697 */ 1887 */
1698/* EXTPROTO */
1699void 1888void
1700rxvt_scr_touch(pR_ Bool refresh) 1889rxvt_term::scr_touch (bool refresh) NOTHROW
1701{ 1890{
1702 rxvt_scr_expose(aR_ 0, 0, R->TermWin.width, R->TermWin.height, refresh); 1891 scr_expose (0, 0, vt_width, vt_height, refresh);
1703} 1892}
1704 1893
1705/* ------------------------------------------------------------------------- */ 1894/* ------------------------------------------------------------------------- */
1706/* 1895/*
1707 * Move the display so that the line represented by scrollbar value Y is at 1896 * Move the display so that the line represented by scrollbar value Y is at
1708 * the top of the screen 1897 * the top of the screen
1709 */ 1898 */
1710/* EXTPROTO */ 1899void
1711int
1712rxvt_scr_move_to(pR_ int y, int len) 1900rxvt_term::scr_move_to (int y, int len) NOTHROW
1713{ 1901{
1714 long p = 0; 1902 scr_changeview ((top_row - nrow) * (len - y) / len + (nrow - 1));
1715 uint16_t oldviewstart;
1716
1717 oldviewstart = R->TermWin.view_start;
1718 if (y < len) {
1719 p = (R->TermWin.nrow + R->TermWin.nscrolled) * (len - y) / len;
1720 p -= (long)(R->TermWin.nrow - 1);
1721 p = max(p, 0);
1722 }
1723 R->TermWin.view_start = (uint16_t)min(p, R->TermWin.nscrolled);
1724 D_SCREEN((stderr, "rxvt_scr_move_to(%d, %d) view_start:%d", y, len, R->TermWin.view_start));
1725
1726 return rxvt_scr_changeview(aR_ oldviewstart);
1727} 1903}
1728 1904
1729/* ------------------------------------------------------------------------- */ 1905/* ------------------------------------------------------------------------- */
1730/* 1906/*
1731 * Page the screen up/down nlines 1907 * Page the screen up/down nlines
1732 * direction should be UP or DN 1908 * direction should be UP or DN
1733 */ 1909 */
1734/* EXTPROTO */ 1910bool
1735int 1911rxvt_term::scr_page (int nlines) NOTHROW
1736rxvt_scr_page(pR_ enum page_dirn direction, int nlines)
1737{ 1912{
1738 int n; 1913 return scr_changeview (view_start - nlines);
1739 uint16_t oldviewstart;
1740
1741 D_SCREEN((stderr, "rxvt_scr_page(%s, %d) view_start:%d", ((direction == UP) ? "UP" : "DN"), nlines, R->TermWin.view_start));
1742#ifdef DEBUG_STRICT
1743 assert((nlines >= 0) && (nlines <= R->TermWin.nrow));
1744#endif
1745 oldviewstart = R->TermWin.view_start;
1746 if (direction == UP) {
1747 n = R->TermWin.view_start + nlines;
1748 R->TermWin.view_start = min(n, R->TermWin.nscrolled);
1749 } else {
1750 n = R->TermWin.view_start - nlines;
1751 R->TermWin.view_start = max(n, 0);
1752 }
1753 return rxvt_scr_changeview(aR_ oldviewstart);
1754} 1914}
1755 1915
1756/* INTPROTO */ 1916bool
1757int 1917rxvt_term::scr_changeview (int new_view_start) NOTHROW
1758rxvt_scr_changeview(pR_ uint16_t oldviewstart)
1759{ 1918{
1760 if (R->TermWin.view_start != oldviewstart) { 1919 clamp_it (new_view_start, top_row, 0);
1920
1921 if (new_view_start == view_start)
1922 return false;
1923
1924 num_scr += new_view_start - view_start;
1925 view_start = new_view_start;
1761 R->want_refresh = 1; 1926 want_refresh = 1;
1762#ifdef RXVT_GRAPHICS
1763 if (rxvt_Gr_Displayed(aR))
1764 rxvt_Gr_scroll(aR_ 0);
1765#endif
1766 R->num_scr -= (R->TermWin.view_start - oldviewstart);
1767 }
1768 return (int)(R->TermWin.view_start - oldviewstart);
1769}
1770 1927
1771/* ------------------------------------------------------------------------- */ 1928 HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
1772/* EXTPROTO */ 1929
1773void 1930 return true;
1774rxvt_scr_bell(pR) 1931}
1775{ 1932
1776#ifndef NO_BELL 1933#ifndef NO_BELL
1934void
1935rxvt_term::bell_cb (ev::timer &w, int revents)
1936{
1937 rvideo_bell = false;
1938 scr_rvideo_mode (rvideo_mode);
1939 refresh_check ();
1940}
1941#endif
1942
1943/* ------------------------------------------------------------------------- */
1944void
1945rxvt_term::scr_bell () NOTHROW
1946{
1947#ifndef NO_BELL
1948
1777# ifndef NO_MAPALERT 1949# ifndef NO_MAPALERT
1778# ifdef MAPALERT_OPTION 1950# ifdef MAPALERT_OPTION
1779 if (R->Options & Opt_mapAlert) 1951 if (option (Opt_mapAlert))
1780# endif 1952# endif
1781 XMapWindow(R->Xdisplay, R->TermWin.parent[0]); 1953 XMapWindow (dpy, parent);
1782# endif 1954# endif
1783 if (R->Options & Opt_visualBell) { 1955
1784 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1956# if ENABLE_FRILLS
1785 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1957 if (option (Opt_urgentOnBell))
1786 } else 1958 set_urgency (1);
1787 XBell(R->Xdisplay, 0);
1788#endif 1959# endif
1789}
1790 1960
1961 if (option (Opt_visualBell))
1962 {
1963 rvideo_bell = true;
1964 scr_rvideo_mode (rvideo_mode);
1965 flush ();
1966
1967 bell_ev.start (VISUAL_BELL_DURATION);
1968 }
1969 else
1970 XBell (dpy, 0);
1971 HOOK_INVOKE ((this, HOOK_BELL, DT_END));
1972#endif
1973}
1974
1791/* ------------------------------------------------------------------------- */ 1975/* ------------------------------------------------------------------------- */
1792/* ARGSUSED */ 1976void ecb_cold
1793/* EXTPROTO */
1794void
1795rxvt_scr_printscreen(pR_ int fullhist) 1977rxvt_term::scr_printscreen (int fullhist) NOTHROW
1796{ 1978{
1797#ifdef PRINTPIPE 1979#ifdef PRINTPIPE
1798 int i, r1, nrows, row_offset; 1980 int nrows, row_start;
1799 text_t *t; 1981 FILE *fd = popen_printer ();
1800 FILE *fd;
1801 1982
1802 if ((fd = rxvt_popen_printer(aR)) == NULL) 1983 if (!fd)
1803 return; 1984 return;
1804 nrows = R->TermWin.nrow; 1985
1805 row_offset = R->TermWin.saveLines;
1806 if (!fullhist) 1986 if (fullhist)
1807 row_offset -= R->TermWin.view_start;
1808 else {
1809 nrows += R->TermWin.nscrolled;
1810 row_offset -= R->TermWin.nscrolled;
1811 } 1987 {
1812 1988 nrows = nrow - top_row;
1813 for (r1 = 0; r1 < nrows; r1++) { 1989 row_start = top_row;
1814 t = R->screen.text[r1 + row_offset]; 1990 }
1815 for (i = R->TermWin.ncol - 1; i >= 0; i--) 1991 else
1816 if (!isspace(t[i]))
1817 break;
1818 fprintf(fd, "%.*s\n", (i + 1), t);
1819 } 1992 {
1993 nrows = nrow;
1994 row_start = view_start;
1995 }
1996
1997 wctomb (0, 0);
1998
1999 for (int r1 = row_start; r1 < row_start + nrows; r1++)
2000 {
2001 text_t *tp = ROW(r1).t;
2002 int len = ROW(r1).l;
2003
2004 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
2005 {
2006 char mb[MB_LEN_MAX];
2007 text_t t = *tp++;
2008 if (t == NOCHAR)
2009 continue;
2010
2011 len = wctomb (mb, t);
2012
2013 if (len <= 0)
2014 {
2015 mb[0] = ' ';
2016 len = 1;
2017 }
2018
2019 fwrite (mb, 1, len, fd);
2020 }
2021
2022 fputc ('\n', fd);
2023 }
2024
1820 rxvt_pclose_printer(fd); 2025 pclose_printer (fd);
1821#endif 2026#endif
1822} 2027}
1823 2028
1824/* ------------------------------------------------------------------------- */ 2029/* ------------------------------------------------------------------------- */
1825/* 2030/*
1826 * Refresh the screen 2031 * Refresh the screen
1827 * R->drawn_text/R->drawn_rend contain the screen information before the update. 2032 * drawn_text/drawn_rend contain the screen information before the update.
1828 * R->screen.text/R->screen.rend contain what the screen will change to. 2033 * screen.text/screen.rend contain what the screen will change to.
2034 */
2035void ecb_hot
2036rxvt_term::scr_refresh () NOTHROW
2037{
2038 int16_t col, row, /* column/row we're processing */
2039 ocrow; /* old cursor row */
2040 int i; /* tmp */
2041 rend_t ccol1, /* Cursor colour */
2042 ccol2; /* Cursor colour2 */
2043 rend_t cur_rend;
2044 int cur_col;
2045 int cursorwidth;
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
1829 */ 2054 */
2055 refresh_count = 0;
1830 2056
1831#if defined (NO_BRIGHTCOLOR) || defined (VERYBOLD) 2057 unsigned int old_screen_flags = screen.flags;
1832# define MONO_BOLD(x) ((x) & (RS_Bold|RS_Blink)) 2058 bool have_bg = 0;
1833# define MONO_BOLD_FG(x, fg) MONO_BOLD(x) 2059#ifdef HAVE_IMG
2060 have_bg = bg_img != 0;
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#ifdef CURSOR_BLINK
2081 if (hidden_cursor)
2082 showcursor = 0;
2083#endif
2084
2085 if (showcursor)
2086 {
2087 int col = screen.cur.col;
2088
2089 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2090 col--;
2091
2092 cursorwidth = 1;
2093 while (col + cursorwidth < ncol
2094 && ROW(screen.cur.row).t[col + cursorwidth] == NOCHAR)
2095 cursorwidth++;
2096
2097 cur_rend = ROW(screen.cur.row).r[col];
2098 cur_col = col;
2099
2100#ifndef NO_CURSORCOLOR
2101 if (ISSET_PIXCOLOR (Color_cursor))
2102 ccol1 = Color_cursor;
2103 else
2104#endif
2105#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2106 ccol1 = fgcolor_of (rstyle);
1834#else 2107#else
1835# define MONO_BOLD(x) \ 2108 ccol1 = Color_fg;
1836 (((x) & (RS_Bold | RS_fgMask)) == (RS_Bold | Color_fg))
1837# define MONO_BOLD_FG(x, fg) (((x) & RS_Bold) && (fg) == Color_fg)
1838#endif 2109#endif
1839 2110
1840#define FONT_WIDTH(X, Y) \
1841 (X)->per_char[(Y) - (X)->min_char_or_byte2].width
1842#define FONT_RBEAR(X, Y) \
1843 (X)->per_char[(Y) - (X)->min_char_or_byte2].rbearing
1844#define FONT_LBEAR(X, Y) \
1845 (X)->per_char[(Y) - (X)->min_char_or_byte2].lbearing
1846#define IS_FONT_CHAR(X, Y) \
1847 ((Y) >= (X)->min_char_or_byte2 && (Y) <= (X)->max_char_or_byte2)
1848
1849/* EXTPROTO */
1850void
1851rxvt_scr_refresh(pR_ unsigned char refresh_type)
1852{
1853 unsigned char clearfirst, /* first character writes before cell */
1854 clearlast, /* last character writes beyond cell */
1855 must_clear, /* use draw_string not draw_image_string */
1856#ifndef NO_BOLDFONT
1857 bfont, /* we've changed font to bold font */
1858#endif
1859 rvid, /* reverse video this position */
1860 wbyte, /* we're in multibyte */
1861 showcursor; /* show the cursor */
1862 int fore, back; /* desired foreground/background */
1863 int16_t col, row, /* column/row we're processing */
1864 ocrow; /* old cursor row */
1865 int cursorwidth;
1866 int i, /* tmp */
1867 row_offset; /* basic offset in screen structure */
1868#ifndef NO_CURSORCOLOR 2111#ifndef NO_CURSORCOLOR
1869 rend_t cc1; /* store colours at cursor position(s) */ 2112 if (ISSET_PIXCOLOR (Color_cursor2))
1870 rend_t cc2; /* store colours at cursor position(s) */ 2113 ccol2 = Color_cursor2;
2114 else
1871#endif 2115#endif
1872 rend_t *drp, *srp; /* drawn-rend-pointer, screen-rend-pointer */ 2116#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1873 text_t *dtp, *stp; /* drawn-text-pointer, screen-text-pointer */ 2117 ccol2 = bgcolor_of (rstyle);
1874 char *buffer; /* local copy of R->buffer */ 2118#else
1875 2119 ccol2 = Color_bg;
1876 if (refresh_type == NO_REFRESH || !R->TermWin.mapped)
1877 return;
1878
1879/*
1880 * A: set up vars
1881 */
1882 clearfirst = clearlast = must_clear = wbyte = 0;
1883#ifndef NO_BOLDFONT
1884 bfont = 0;
1885#endif 2120#endif
1886 2121
1887 if (R->currmaxcol < R->TermWin.ncol) {
1888 R->currmaxcol = R->TermWin.ncol;
1889 R->buffer = (char *)rxvt_realloc (R->buffer,
1890 sizeof(char) * (R->currmaxcol + 1) * MB_CUR_MAX);
1891 }
1892 buffer = R->buffer;
1893 R->refresh_count = 0;
1894
1895 row_offset = R->TermWin.saveLines - R->TermWin.view_start;
1896
1897 if ((refresh_type & REFRESH_BOUNDS)) {
1898 clearfirst = clearlast = 1;
1899 R->refresh_type &= ~REFRESH_BOUNDS;
1900 }
1901#if defined(XPM_BACKGROUND)
1902 must_clear |= (R->bgPixmap.pixmap != None);
1903#endif
1904#if defined(TRANSPARENT)
1905 must_clear |= ((R->Options & Opt_transparent) && R->am_transparent);
1906#endif
1907 ocrow = R->oldcursor.row; /* is there an old outline cursor on screen? */
1908
1909/*
1910 * B: reverse any characters which are selected
1911 */
1912 rxvt_scr_reverse_selection(aR);
1913
1914/*
1915 * C: set the cursor character(s)
1916 */
1917 {
1918 unsigned char setoldcursor;
1919 rend_t ccol1, /* Cursor colour */
1920 ccol2; /* Cursor colour2 */
1921
1922 showcursor = (R->screen.flags & Screen_VisibleCursor);
1923 cursorwidth = 0;
1924#ifdef CURSOR_BLINK
1925 if (R->hidden_cursor)
1926 showcursor = 0;
1927#endif
1928
1929 cursorwidth = 0;
1930
1931 if (showcursor) 2122 if (focus)
1932 { 2123 {
1933 cursorwidth++; 2124 rend_t rend = cur_rend;
1934 2125
1935 srp = &(R->screen.rend[R->screen.cur.row + R->TermWin.saveLines] 2126 if (option (Opt_cursorUnderline))
1936 [R->screen.cur.col]); 2127 rend ^= RS_Uline;
1937 2128 else
1938 if (showcursor && R->TermWin.focus)
1939 { 2129 {
1940 *srp ^= RS_RVid; 2130 rend ^= RS_RVid;
1941#ifndef NO_CURSORCOLOR
1942 cc1 = *srp & (RS_fgMask | RS_bgMask);
1943 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_cursor))
1944 ccol1 = Color_cursor;
1945 else
1946#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1947 ccol1 = GET_FGCOLOR(R->rstyle);
1948#else
1949 ccol1 = Color_fg;
1950#endif
1951 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_cursor2))
1952 ccol2 = Color_cursor2;
1953 else
1954#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1955 ccol2 = GET_BGCOLOR(R->rstyle);
1956#else
1957 ccol2 = Color_bg;
1958#endif
1959 *srp = SET_FGCOLOR(*srp, ccol1); 2131 rend = SET_FGCOLOR (rend, ccol1);
1960 *srp = SET_BGCOLOR(*srp, ccol2); 2132 rend = SET_BGCOLOR (rend, ccol2);
1961#endif
1962 } 2133 }
1963 2134
1964 while (IS_WIDE (*srp)) 2135 scr_set_char_rend (ROW(screen.cur.row), cur_col, rend);
1965 cursorwidth++, srp++;
1966 } 2136 }
2137 }
1967 2138
1968 /* make sure no outline cursor is left around */ 2139 /* make sure no outline cursor is left around */
1969 setoldcursor = 0;
1970 if (ocrow != -1) { 2140 if (ocrow != -1)
2141 {
1971 if (R->screen.cur.row + R->TermWin.view_start != ocrow 2142 if (screen.cur.row - view_start != ocrow
1972 || R->screen.cur.col != R->oldcursor.col) { 2143 || screen.cur.col != oldcursor.col)
1973 if (ocrow < R->TermWin.nrow 2144 {
1974 && R->oldcursor.col < R->TermWin.ncol) { 2145 if (ocrow < nrow
2146 && oldcursor.col < ncol)
1975 R->drawn_rend[ocrow][R->oldcursor.col] ^= (RS_RVid | RS_Uline); 2147 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
1976 } 2148 }
1977 if (R->TermWin.focus || !showcursor)
1978 R->oldcursor.row = -1;
1979 else
1980 setoldcursor = 1;
1981 } 2149 }
1982 } else if (!R->TermWin.focus) 2150
1983 setoldcursor = 1; 2151 // save the current cursor coordinates if the cursor is visible
1984 if (setoldcursor) { 2152 // and the window is unfocused, so as to clear the outline cursor
1985 if (R->screen.cur.row + R->TermWin.view_start >= R->TermWin.nrow) 2153 // in the next refresh if the cursor moves
1986 R->oldcursor.row = -1; 2154 if (showcursor && !focus && screen.cur.row - view_start < nrow)
2155 {
2156 oldcursor.row = screen.cur.row - view_start;
2157 oldcursor.col = screen.cur.col;
2158 }
1987 else { 2159 else
1988 R->oldcursor.row = R->screen.cur.row + R->TermWin.view_start; 2160 oldcursor.row = -1;
1989 R->oldcursor.col = R->screen.cur.col;
1990 }
1991 }
1992 } 2161 }
1993 2162
1994#ifndef NO_SLOW_LINK_SUPPORT 2163#ifndef NO_SLOW_LINK_SUPPORT
1995/* 2164 /*
1996 * D: CopyArea pass - very useful for slower links 2165 * D: CopyArea pass - very useful for slower links
1997 * This has been deliberately kept simple. 2166 * This has been deliberately kept simple.
1998 */ 2167 */
1999 i = R->num_scr; 2168 if (!display->is_local
2000 if (refresh_type == FAST_REFRESH && R->num_scr_allow && i 2169 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
2001 && abs(i) < R->TermWin.nrow && !must_clear) { 2170 && abs (num_scr) < nrow && !have_bg)
2002 int16_t nits; 2171 {
2003 int j; 2172 int16_t nits;
2004 rend_t *drp2; 2173 int i = num_scr;
2005 text_t *dtp2; 2174 int j;
2006 int len, wlen; 2175 int len, wlen;
2007 2176
2008 j = R->TermWin.nrow; 2177 j = nrow;
2009 wlen = len = -1; 2178 wlen = len = -1;
2010 row = i > 0 ? 0 : j - 1; 2179 row = i > 0 ? 0 : j - 1;
2180
2011 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) { 2181 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
2182 {
2012 if (row + i >= 0 && row + i < R->TermWin.nrow && row + i != ocrow) { 2183 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
2013 stp = R->screen.text[row + row_offset]; 2184 {
2014 srp = R->screen.rend[row + row_offset]; 2185 line_t s = ROW(view_start + row);
2015 dtp = R->drawn_text[row]; 2186 line_t d = drawn_buf[row];
2016 dtp2 = R->drawn_text[row + i]; 2187 line_t d2 = drawn_buf[row + i];
2017 drp = R->drawn_rend[row]; 2188
2018 drp2 = R->drawn_rend[row + i]; 2189 for (nits = 0, col = ncol; col--; )
2019 for (nits = 0, col = R->TermWin.ncol; col--; )
2020 if (stp[col] != dtp2[col] || srp[col] != drp2[col]) 2190 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
2021 nits--; 2191 nits--;
2022 else if (stp[col] != dtp[col] || srp[col] != drp[col]) 2192 else if (s.t[col] != d.t[col] || s.r[col] != d.r[col])
2023 nits++; 2193 nits++;
2194
2024 if (nits > 8) { /* XXX: arbitrary choice */ 2195 if (nits > 8) /* XXX: arbitrary choice */
2025 for (col = R->TermWin.ncol; col--; ) { 2196 {
2026 *dtp++ = *dtp2++; 2197 for (col = ncol; col--; )
2027 *drp++ = *drp2++; 2198 {
2028 } 2199 *d.t++ = *d2.t++;
2029 if (len == -1) 2200 *d.r++ = *d2.r++;
2030 len = row; 2201 }
2031 wlen = row; 2202
2032 continue; 2203 if (len == -1)
2033 } 2204 len = row;
2205
2206 wlen = row;
2207 continue;
2208 }
2209 }
2210
2211 if (len >= 0)
2212 {
2213 /* also comes here at end if needed because of >= above */
2214 if (wlen < len)
2215 ::swap (wlen, len);
2216
2217 XGCValues gcv;
2218
2219 gcv.graphics_exposures = 1; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2220 XCopyArea (dpy, vt, vt,
2221 gc, 0, Row2Pixel (len + i),
2222 (unsigned int)this->width,
2223 (unsigned int)Height2Pixel (wlen - len + 1),
2224 0, Row2Pixel (len));
2225 gcv.graphics_exposures = 0; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2226
2227 len = -1;
2228 }
2229 }
2034 } 2230 }
2035 if (len != -1) {
2036 /* also comes here at end if needed because of >= above */
2037 if (wlen < len)
2038 SWAP_IT(wlen, len, int);
2039 D_SCREEN((stderr, "rxvt_scr_refresh(): XCopyArea: %d -> %d (height: %d)", len + i, len, wlen - len + 1));
2040 XCopyArea(R->Xdisplay, R->TermWin.vt, R->TermWin.vt,
2041 R->TermWin.gc, 0, Row2Pixel(len + i),
2042 (unsigned int)TermWin_TotalWidth(),
2043 (unsigned int)Height2Pixel(wlen - len + 1),
2044 0, Row2Pixel(len));
2045 len = -1;
2046 }
2047 }
2048 }
2049#endif 2231#endif
2050 2232
2051/* 2233 /*
2052 * E: main pass across every character 2234 * E: main pass across every character
2053 */ 2235 */
2054 for (row = 0; row < R->TermWin.nrow; row++) 2236 for (row = 0; row < nrow; row++)
2055 { 2237 {
2056 stp = R->screen.text[row + row_offset]; 2238 text_t *stp = ROW(view_start + row).t;
2057 srp = R->screen.rend[row + row_offset]; 2239 rend_t *srp = ROW(view_start + row).r;
2058 dtp = R->drawn_text[row]; 2240 text_t *dtp = drawn_buf[row].t;
2059 drp = R->drawn_rend[row]; 2241 rend_t *drp = drawn_buf[row].r;
2060 2242
2061/* 2243 /*
2062 * E2: OK, now the real pass 2244 * E2: OK, now the real pass
2063 */ 2245 */
2064 int ypixel = (int)Row2Pixel(row); 2246 int ypixel = (int)Row2Pixel (row);
2065 2247
2066 for (col = 0; col < R->TermWin.ncol; col++) { 2248 for (col = 0; col < ncol; col++)
2249 {
2067 /* compare new text with old - if exactly the same then continue */ 2250 /* compare new text with old - if exactly the same then continue */
2068 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2069
2070 if (stp[col] == dtp[col] /* Must match characters to skip. */ 2251 if (stp[col] == dtp[col] /* Must match characters to skip. */
2071 && (rend == drp[col] /* Either rendition the same or */ 2252 && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */
2072 || (stp[col] == ' ' /* space w/ no background change */ 2253 || (stp[col] == ' ' /* space w/ no background change */
2073 && GET_BGATTR(rend) == GET_BGATTR(drp[col])))) 2254 && GET_BGATTR (srp[col]) == GET_BGATTR (drp[col]))))
2074 continue; 2255 continue;
2075 2256
2257 // redraw one or more characters
2258
2259 // seek to the beginning of wide characters
2260 while (ecb_unlikely (stp[col] == NOCHAR && col > 0))
2261 --col;
2262
2263 rend_t rend = srp[col]; /* screen rendition (target rendition) */
2076 text_t *text = stp + col; 2264 text_t *text = stp + col;
2077 int count = 1; 2265 int count = 1;
2078 2266
2079 /* redraw one or more characters */
2080
2081 dtp[col] = stp[col]; 2267 dtp[col] = stp[col];
2082 drp[col] = rend; 2268 drp[col] = rend;
2083 2269
2084 if (*text == NOCHAR) // never start redrawing at invisible characters. */
2085 continue;
2086
2087 int xpixel = Col2Pixel(col); 2270 int xpixel = Col2Pixel (col);
2088 2271
2089 // this loop looks very messy, it can probably be optimized
2090 // and cleaned a bit by you?
2091 for (i = 0; ++col < R->TermWin.ncol; ) 2272 for (i = 0; ++col < ncol; )
2092 { 2273 {
2093 if (stp[col] == NOCHAR) 2274 if (stp[col] == NOCHAR)
2275 {
2276 dtp[col] = stp[col];
2277 drp[col] = srp[col];
2278
2279 count++;
2280 i++;
2281
2282 continue;
2283 }
2284
2285 if (!RS_SAME (rend, srp[col]))
2286 break;
2287
2288 count++;
2289
2290 if (stp[col] != dtp[col]
2291 || !RS_SAME (srp[col], drp[col]))
2292 {
2293 if (have_bg && (i++ > count / 2))
2294 break;
2295
2296 dtp[col] = stp[col];
2297 drp[col] = rend;
2298 i = 0;
2299 }
2300 else if (have_bg || (stp[col] != ' ' && ++i >= 16))
2301 break;
2302 }
2303
2304 col--; /* went one too far. move back */
2305 count -= i; /* dump any matching trailing chars */
2306
2307 // sometimes we optimize away the trailing NOCHAR's, add them back
2308 while (ecb_unlikely (i && text[count] == NOCHAR))
2309 count++, i--;
2310
2311 /*
2312 * Determine the attributes for the string
2313 */
2314 int fore = fgcolor_of (rend); // desired foreground
2315 int back = bgcolor_of (rend); // desired background
2316
2317 // only do special processing if any attributes are set, which is unlikely
2318 if (ecb_unlikely (rend & (RS_baseattrMask | RS_Careful | RS_Sel)))
2319 {
2320 bool invert = rend & RS_RVid;
2321
2322#ifndef NO_BOLD_UNDERLINE_REVERSE
2323 if (rend & RS_Bold && fore == Color_fg)
2324 {
2325 if (ISSET_PIXCOLOR (Color_BD))
2326 fore = Color_BD;
2327# if !ENABLE_STYLES
2328 else
2329 invert = !invert;
2330# endif
2331 }
2332
2333 if (rend & RS_Italic && fore == Color_fg)
2334 {
2335 if (ISSET_PIXCOLOR (Color_IT))
2336 fore = Color_IT;
2337# if !ENABLE_STYLES
2338 else
2339 invert = !invert;
2340# endif
2341 }
2342
2343 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL))
2344 fore = Color_UL;
2345#endif
2346
2347#ifdef OPTION_HC
2348 if (rend & RS_Sel)
2349 {
2350 /* invert the column if no highlightColor is set or it is the
2351 * current cursor column */
2352 if (!(showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2353 && ISSET_PIXCOLOR (Color_HC))
2354 {
2355 if (ISSET_PIXCOLOR (Color_HTC))
2356 fore = Color_HTC;
2357 // if invert is 0 reverse video is set so we use bg color as fg color
2358 else if (!invert)
2359 fore = back;
2360
2361 back = Color_HC;
2362 invert = 0;
2363 }
2364 }
2365#endif
2366
2367 if (invert)
2368 {
2369 ::swap (fore, back);
2370
2371#ifndef NO_BOLD_UNDERLINE_REVERSE
2372 if (fore == back)
2373 {
2374 fore = Color_bg;
2375 back = Color_fg;
2376 }
2377#endif
2378 }
2379
2380#ifdef TEXT_BLINK
2381 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2382 {
2383 if (!text_blink_ev.is_active ())
2384 {
2385 text_blink_ev.again ();
2386 hidden_text = 0;
2387 }
2388 else if (hidden_text)
2389 fore = back;
2390 }
2391#endif
2392
2393#if ENABLE_STYLES
2394 // "careful" (too wide) character handling
2395
2396 // include previous careful character(s) if possible, looks nicer (best effort...)
2397 while (text > stp
2398 && srp[text - stp - 1] & RS_Careful
2399 && RS_SAME (rend, srp[text - stp - 1]))
2400 text--, count++, xpixel -= fwidth;
2401
2402 // force redraw after "careful" characters to avoid pixel droppings
2403 for (int i = 0; srp[col + i] & RS_Careful && col + i < ncol - 1; i++)
2404 drp[col + i + 1] = srp[col + i + 1] ^ RS_redraw;
2405
2406 // force redraw before "careful" characters to avoid pixel droppings
2407 for (int i = 0; srp[text - stp - i] & RS_Careful && text - i > stp; i++)
2408 drp[text - stp - i - 1] = srp[text - stp - i - 1] ^ RS_redraw;
2409#endif
2410 }
2411
2412 /*
2413 * Actually do the drawing of the string here
2414 */
2415 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2416
2417 if (ecb_likely (have_bg && back == Color_bg))
2418 {
2419 // this is very ugly, maybe push it into ->draw?
2420
2421 for (i = 0; i < count; i++) /* don't draw empty strings */
2422 if (text[i] != ' ')
2094 { 2423 {
2095 dtp[col] = stp[col]; 2424 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_transparent);
2096 drp[col] = rend; 2425 goto did_clear;
2097 count++;
2098
2099 if (i) // only possible skip if char unchanged
2100 i++;
2101
2102 continue;
2103 } 2426 }
2104 2427
2105 if (((rend ^ srp[col]) & ~RS_wide) != 0) 2428 CLEAR_CHARS (xpixel, ypixel, count);
2106 break; 2429 did_clear: ;
2107
2108 count++;
2109
2110 if (stp[col] != dtp[col]
2111 || srp[col] != drp[col])
2112 {
2113 if (must_clear && (i++ > (count / 2)))
2114 break;
2115
2116 dtp[col] = stp[col];
2117 drp[col] = rend;
2118 i = 0;
2119 }
2120 else if (must_clear || (stp[col] != ' ' && ++i >= 32))
2121 break;
2122 } 2430 }
2431 else
2432 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2123 2433
2124 col--; /* went one too far. move back */ 2434 if (ecb_unlikely (rend & RS_Uline && font->descent > 1 && fore != back))
2125 count -= i; /* dump any matching trailing chars */
2126
2127/*
2128 * Determine the attributes for the string
2129 */
2130 int fid = GET_FONT(rend);
2131 fore = GET_FGCOLOR(rend);
2132 back = GET_BGCOLOR(rend);
2133 rend = GET_ATTR(rend);
2134
2135 rvid = (rend & RS_RVid) ? 1 : 0;
2136#ifdef OPTION_HC
2137 if (!rvid && (rend & RS_Blink))
2138 { 2435 {
2139 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_HC)) 2436 if (showcursor && focus && row == screen.cur.row
2140 back = Color_HC; 2437 && IN_RANGE_EXC (col, cur_col, cur_col + cursorwidth))
2141 else 2438 XSetForeground (dpy, gc, pix_colors[ccol1]);
2142 rvid = !rvid; /* fall back */ 2439 else
2440#if ENABLE_FRILLS
2441 if (ISSET_PIXCOLOR (Color_underline))
2442 XSetForeground (dpy, gc, pix_colors[Color_underline]);
2443 else
2444#endif
2445 XSetForeground (dpy, gc, pix_colors[fore]);
2446
2447 XDrawLine (dpy, vt, gc,
2448 xpixel, ypixel + font->ascent + 1,
2449 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2143 } 2450 }
2144#endif 2451 } /* for (col....) */
2145 if (rvid) 2452 } /* for (row....) */
2453
2454 /*
2455 * G: cleanup cursor and display outline cursor if necessary
2456 */
2457 if (showcursor)
2458 {
2459 if (focus)
2460 scr_set_char_rend (ROW(screen.cur.row), cur_col, cur_rend);
2461 else if (oldcursor.row >= 0)
2146 { 2462 {
2147 SWAP_IT(fore, back, int); 2463 XSetForeground (dpy, gc, pix_colors[ccol1]);
2148 2464
2149#ifndef NO_BOLD_UNDERLINE_REVERSE 2465 XDrawRectangle (dpy, vt, gc,
2150 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_RV) 2466 Col2Pixel (cur_col),
2151# ifndef NO_CURSORCOLOR 2467 Row2Pixel (oldcursor.row),
2152 && !ISSET_PIXCOLOR(R, Color_cursor) 2468 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2469 (unsigned int) (Height2Pixel (1) - 1));
2470 }
2471 }
2472
2473 /*
2474 * H: cleanup selection
2475 */
2476#if ENABLE_OVERLAY
2477 scr_swap_overlay ();
2478#endif
2479 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2480
2481 scr_reverse_selection ();
2482
2483 screen.flags = old_screen_flags;
2484 num_scr = 0;
2485 num_scr_allow = 1;
2486}
2487
2488void ecb_cold
2489rxvt_term::scr_remap_chars (line_t &l) NOTHROW
2490{
2491 if (!l.valid ())
2492 return;
2493
2494 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2495
2496 for (int i = ncol; i--; )
2497 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2498}
2499
2500void ecb_cold
2501rxvt_term::scr_remap_chars () NOTHROW
2502{
2503 for (int i = total_rows; i--; )
2504 scr_remap_chars (row_buf [i]);
2505
2506 for (int i = nrow; i--; )
2507 {
2508 scr_remap_chars (drawn_buf [i]);
2509 scr_remap_chars (swap_buf [i]);
2510 }
2511}
2512
2513void ecb_cold
2514rxvt_term::scr_recolour (bool refresh) NOTHROW
2515{
2516 bool transparent = false;
2517
2518#ifdef HAVE_IMG
2519 if (bg_img != 0)
2520 {
2521# if ENABLE_TRANSPARENCY
2522 if (bg_flags & BG_IS_TRANSPARENT)
2523 {
2524 XSetWindowBackgroundPixmap (dpy, parent, bg_img->pm);
2525 XSetWindowBackgroundPixmap (dpy, vt, ParentRelative);
2526
2527 transparent = true;
2528 }
2529 else
2153# endif 2530# endif
2154 ) 2531 {
2155 back = Color_RV; 2532 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2156#endif 2533 XSetWindowBackgroundPixmap (dpy, vt, bg_img->pm);
2157 } 2534 }
2158#ifndef NO_BOLD_UNDERLINE_REVERSE 2535 }
2159 else if (rend & RS_Bold) 2536 else
2160 {
2161 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_BD))
2162 {
2163 fore = Color_BD;
2164# ifndef VERYBOLD
2165 rend &= ~RS_Bold; /* we've taken care of it */
2166# endif 2537#endif
2167 } 2538 {
2168 } 2539 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2169 else if (rend & RS_Uline) 2540 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2170 {
2171 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_UL))
2172 {
2173 fore = Color_UL;
2174 rend &= ~RS_Uline; /* we've taken care of it */
2175 }
2176 }
2177#endif
2178
2179/*
2180 * Actually do the drawing of the string here
2181 */
2182 rxvt_font *font = (*R->TermWin.fontset)[fid];
2183
2184 if (back == Color_bg)
2185 {
2186 if (must_clear)
2187 {
2188 for (i = 0; i < count; i++) /* don't draw empty strings */
2189 if (text[i] != ' ') {
2190 font->draw (xpixel, ypixel, text, count, fore, -1);
2191 goto nodraw;
2192 }
2193 CLEAR_CHARS(xpixel, ypixel, count);
2194nodraw: ;
2195 }
2196 else
2197 font->draw (xpixel, ypixel, text, count, fore, Color_bg);
2198 } else
2199 font->draw (xpixel, ypixel, text, count, fore, back);
2200
2201 if ((rend & RS_Uline) && (font->descent > 1))
2202 XDrawLine(R->Xdisplay, drawBuffer, R->TermWin.gc,
2203 xpixel, ypixel + font->ascent + 1,
2204 xpixel + Width2Pixel(count) - 1, ypixel + font->ascent + 1);
2205 } /* for (col....) */
2206 } /* for (row....) */
2207
2208/*
2209 * G: cleanup cursor and display outline cursor if necessary
2210 */
2211 if (showcursor) {
2212 if (R->TermWin.focus) {
2213 srp = &(R->screen.rend[R->screen.cur.row + R->TermWin.saveLines]
2214 [R->screen.cur.col]);
2215 *srp ^= RS_RVid;
2216#ifndef NO_CURSORCOLOR
2217 *srp = (*srp & ~(RS_fgMask | RS_bgMask)) | cc1;
2218#endif
2219 } else if (R->oldcursor.row >= 0) {
2220#ifndef NO_CURSORCOLOR
2221 unsigned long gcmask; /* Graphics Context mask */
2222
2223 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_cursor)) {
2224 XSetForeground (R->Xdisplay, R->TermWin.gc, R->PixColors[Color_cursor]);
2225 } 2541 }
2226#endif 2542
2227 XDrawRectangle(R->Xdisplay, drawBuffer, R->TermWin.gc, 2543 XClearWindow (dpy, parent);
2228 Col2Pixel(R->oldcursor.col), 2544
2229 Row2Pixel(R->oldcursor.row), 2545 if (scrollBar.win)
2230 (unsigned int)(Width2Pixel(cursorwidth) - 1),
2231 (unsigned int)(Height2Pixel(1) - R->TermWin.lineSpace - 1));
2232 }
2233 } 2546 {
2234/* 2547 if (transparent)
2235 * H: cleanup selection 2548 XSetWindowBackgroundPixmap (dpy, scrollBar.win, ParentRelative);
2236 */ 2549 else
2237 rxvt_scr_reverse_selection(aR); 2550 XSetWindowBackground (dpy, scrollBar.win, pix_colors[scrollBar.color ()]);
2551 scrollBar.state = SB_STATE_IDLE;
2552 scrollBar.show (0);
2553 }
2238 2554
2239/* 2555 if (refresh)
2240 * I: other general cleanup 2556 {
2241 */ 2557 scr_clear ();
2242 if (clearfirst && R->TermWin.int_bwidth) 2558 scr_touch (true);
2243 /* 2559 }
2244 * clear the whole screen height, note that width == 0 is treated 2560 want_refresh = 1;
2245 * specially by XClearArea
2246 */
2247 XClearArea(R->Xdisplay, R->TermWin.vt, 0, 0,
2248 (unsigned int)R->TermWin.int_bwidth,
2249 (unsigned int)TermWin_TotalHeight(), False);
2250 if (clearlast && R->TermWin.int_bwidth)
2251 /*
2252 * clear the whole screen height, note that width == 0 is treated
2253 * specially by XClearArea
2254 */
2255 XClearArea(R->Xdisplay, R->TermWin.vt,
2256 R->TermWin.width + R->TermWin.int_bwidth, 0,
2257 (unsigned int)R->TermWin.int_bwidth,
2258 (unsigned int)TermWin_TotalHeight(), False);
2259 if (refresh_type & SMOOTH_REFRESH)
2260 XSync(R->Xdisplay, False);
2261
2262 R->num_scr = 0;
2263 R->num_scr_allow = 1;
2264 R->want_refresh = 0; /* screen is current */
2265} 2561}
2266/* ------------------------------------------------------------------------- */
2267 2562
2268/* EXTPROTO */ 2563/* ------------------------------------------------------------------------- */
2269void 2564void
2270rxvt_scr_clear(pR) 2565rxvt_term::scr_clear (bool really) NOTHROW
2271{ 2566{
2272 if (!R->TermWin.mapped) 2567 if (!mapped)
2273 return; 2568 return;
2569
2274 R->num_scr_allow = 0; 2570 num_scr_allow = 0;
2275 R->want_refresh = 1; 2571 want_refresh = 1;
2276#ifdef TRANSPARENT
2277 if ((R->Options & Opt_transparent) && (R->am_pixmap_trans == 0)) {
2278 int i;
2279 2572
2280 if (!(R->Options & Opt_transparent_all)) 2573 if (really)
2281 i = 0; 2574 XClearWindow (dpy, vt);
2282 else 2575}
2283 i = (int)(sizeof(R->TermWin.parent) / sizeof(Window)); 2576
2284 for (; i--;) 2577void
2285 if (R->TermWin.parent[i] != None) 2578rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW
2286 XClearWindow(R->Xdisplay, R->TermWin.parent[i]); 2579{
2580 int view_end = view_start + nrow;
2581 int row, col;
2582
2583 for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)
2287 } 2584 {
2288#endif 2585 text_t *stp = ROW(row).t;
2289 XClearWindow(R->Xdisplay, R->TermWin.vt); 2586 rend_t *srp = ROW(row).r;
2290}
2291 2587
2292/* ------------------------------------------------------------------------- */ 2588 for (col = beg_col; col < end_col; col++)
2293/* INTPROTO */ 2589 srp[col] ^= rstyle1;
2294void
2295rxvt_scr_reverse_selection(pR)
2296{
2297 int i, col, row, end_row;
2298 rend_t *srp;
2299 2590
2300 if (R->selection.op && R->current_screen == R->selection.screen) { 2591 while (col-- > beg_col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
2301 end_row = R->TermWin.saveLines - R->TermWin.view_start; 2592 srp[col] ^= rstyle2;
2302 i = R->selection.beg.row + R->TermWin.saveLines; 2593
2303 row = R->selection.end.row + R->TermWin.saveLines; 2594 if (++col < end_col)
2304 if (i >= end_row) 2595 srp[col] ^= rstyle2;
2305 col = R->selection.beg.col; 2596 }
2306 else { 2597}
2598
2599void
2600rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW
2601{
2602 int view_end = view_start + nrow;
2603 int row, col;
2604
2605 if (beg_row >= view_start)
2606 {
2607 col = beg_col;
2608 row = beg_row;
2609 }
2610 else
2611 {
2307 col = 0; 2612 col = 0;
2308 i = end_row; 2613 row = view_start;
2309 } 2614 }
2310 end_row += R->TermWin.nrow; 2615
2311 for (; i < row && i < end_row; i++, col = 0) 2616 for (; row < min (end_row, view_end); row++, col = 0)
2312 for (srp = R->screen.rend[i]; col < R->TermWin.ncol; col++) 2617 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2313#ifndef OPTION_HC 2618 srp[col] ^= rstyle;
2314 srp[col] ^= RS_RVid; 2619
2315#else 2620 if (row == end_row)
2316 srp[col] ^= RS_Blink; 2621 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2622 srp[col] ^= rstyle;
2623}
2624
2625/* ------------------------------------------------------------------------- */
2626void ecb_hot
2627rxvt_term::scr_reverse_selection () NOTHROW
2628{
2629 if (selection.op
2630 && current_screen == selection.screen
2631 && selection.end.row >= view_start)
2632 {
2633#if !ENABLE_MINIMAL
2634 if (selection.rect)
2635 scr_xor_rect (selection.beg.row, selection.beg.col,
2636 selection.end.row, selection.end.col,
2637 RS_Sel | RS_RVid, RS_Sel | RS_RVid | RS_Uline);
2638 else
2317#endif 2639#endif
2318 if (i == row && i < end_row) 2640 scr_xor_span (selection.beg.row, selection.beg.col,
2319 for (srp = R->screen.rend[i]; col < R->selection.end.col; col++) 2641 selection.end.row, selection.end.col,
2320#ifndef OPTION_HC 2642 RS_Sel | RS_RVid);
2321 srp[col] ^= RS_RVid;
2322#else
2323 srp[col] ^= RS_Blink;
2324#endif
2325 } 2643 }
2326} 2644}
2327 2645
2328/* ------------------------------------------------------------------------- */ 2646/* ------------------------------------------------------------------------- */
2329/* 2647/*
2330 * Dump the whole scrollback and screen to the passed filedescriptor. The 2648 * Dump the whole scrollback and screen to the passed filedescriptor. The
2331 * invoking routine must close the fd. 2649 * invoking routine must close the fd.
2332 */ 2650 */
2333#if 0 2651#if 0
2334/* EXTPROTO */
2335void 2652void
2336rxvt_scr_dump(pR_ int fd) 2653rxvt_term::scr_dump (int fd) NOTHROW
2337{ 2654{
2338 int row, wrote; 2655 // if this method is needed, it can be implemented by factoring the
2339 unsigned int width, towrite; 2656 // relevant code in scr_printscreen
2340 char r1[] = "\n";
2341
2342 for (row = R->TermWin.saveLines - R->TermWin.nscrolled;
2343 row < R->TermWin.saveLines + R->TermWin.nrow - 1; row++) {
2344 width = R->screen.tlen[row] >= 0 ? R->screen.tlen[row]
2345 : R->TermWin.ncol;
2346 for (towrite = width; towrite; towrite -= wrote) {
2347 wrote = write(fd, &(R->screen.text[row][width - towrite]),
2348 towrite);
2349 if (wrote < 0)
2350 return; /* XXX: death, no report */
2351 }
2352 if (R->screen.tlen[row] >= 0)
2353 if (write(fd, r1, 1) <= 0)
2354 return; /* XXX: death, no report */
2355 }
2356} 2657}
2357#endif 2658#endif
2358 2659
2359/* ------------------------------------------------------------------------- * 2660/* ------------------------------------------------------------------------- *
2360 * CHARACTER SELECTION * 2661 * CHARACTER SELECTION *
2361 * ------------------------------------------------------------------------- */ 2662 * ------------------------------------------------------------------------- */
2362
2363/*
2364 * -R->TermWin.nscrolled <= (selection row) <= R->TermWin.nrow - 1
2365 */
2366/* EXTPROTO */
2367void 2663void
2368rxvt_selection_check(pR_ int check_more) 2664rxvt_term::selection_check (int check_more) NOTHROW
2369{ 2665{
2370 row_col_t pos;
2371
2372 if (!R->selection.op) 2666 if (!selection.op)
2373 return; 2667 return;
2374 2668
2375 pos.row = pos.col = 0; 2669 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2376 if ((R->selection.beg.row < -(int32_t)R->TermWin.nscrolled) 2670 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2377 || (R->selection.beg.row >= R->TermWin.nrow) 2671 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2378 || (R->selection.mark.row < -(int32_t)R->TermWin.nscrolled)
2379 || (R->selection.mark.row >= R->TermWin.nrow)
2380 || (R->selection.end.row < -(int32_t)R->TermWin.nscrolled)
2381 || (R->selection.end.row >= R->TermWin.nrow)
2382 || (check_more == 1 2672 || (check_more == 1
2383 && R->current_screen == R->selection.screen 2673 && current_screen == selection.screen
2384 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 2674 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2385 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) 2675 && ROWCOL_IS_BEFORE (screen.cur, selection.end)))
2386 || (check_more == 2
2387 && ROWCOL_IS_BEFORE(R->selection.beg, pos)
2388 && ROWCOL_IS_AFTER(R->selection.end, pos))
2389 || (check_more == 3
2390 && ROWCOL_IS_AFTER(R->selection.end, pos))
2391 || (check_more == 4 /* screen width change */
2392 && (R->selection.beg.row != R->selection.end.row
2393 || R->selection.end.col > R->TermWin.ncol)))
2394 CLEAR_SELECTION(R); 2676 CLEAR_ALL_SELECTION ();
2677}
2678
2679void
2680rxvt_term::selection_changed () NOTHROW
2681{
2682 line_t &r1 = ROW (selection.beg.row);
2683 while (selection.beg.col > 0 && r1.t [selection.beg.col] == NOCHAR)
2684 --selection.beg.col;
2685
2686 line_t &r2 = ROW (selection.end.row);
2687 while (selection.end.col < r2.l && r2.t [selection.end.col] == NOCHAR)
2688 ++selection.end.col;
2689
2690 want_refresh = 1;
2395} 2691}
2396 2692
2397/* ------------------------------------------------------------------------- */ 2693/* ------------------------------------------------------------------------- */
2398/* 2694/*
2399 * Paste a selection direct to the command fd 2695 * Paste a selection direct to the command fd
2400 */ 2696 */
2401/* INTPROTO */
2402void 2697void
2403rxvt_PasteIt(pR_ const unsigned char *data, unsigned int nitems) 2698rxvt_term::tt_paste (char *data, unsigned int len) NOTHROW
2404{ 2699{
2405 unsigned int i, j, n;
2406 unsigned char *ds = (unsigned char *)rxvt_malloc(PROP_SIZE);
2407
2408/* convert normal newline chars into common keyboard Return key sequence */ 2700 /* convert normal newline chars into common keyboard Return key sequence */
2409 for (i = 0; i < nitems; i += PROP_SIZE) { 2701 for (unsigned int i = 0; i < len; i++)
2410 n = min(nitems - i, PROP_SIZE); 2702 if (data[i] == C0_LF)
2411 MEMCPY(ds, data + i, n); 2703 data[i] = C0_CR;
2412 for (j = 0; j < n; j++)
2413 if (ds[j] == '\n')
2414 ds[j] = '\r';
2415 rxvt_tt_write(aR_ ds, (int)n);
2416 }
2417 free(ds);
2418}
2419 2704
2420/* ------------------------------------------------------------------------- */ 2705 if (priv_modes & PrivMode_BracketPaste)
2421/* 2706 tt_printf ("\x1b[200~");
2422 * Respond to a notification that a primary selection has been sent
2423 * EXT: SelectionNotify
2424 */
2425/* EXTPROTO */
2426int
2427rxvt_selection_paste(pR_ Window win, Atom prop, Bool delete_prop)
2428{
2429 long nread = 0;
2430 unsigned long bytes_after;
2431 XTextProperty ct;
2432#ifdef MULTICHAR_SET
2433 int dummy_count;
2434 char **cl;
2435#endif
2436 2707
2437 D_SELECT((stderr, "rxvt_selection_paste(%08lx, %lu, %d), wait=%2x", win, (unsigned long)prop, (int)delete_prop, R->selection_wait)); 2708 tt_write (data, len);
2438 2709
2439 if (prop == None) { /* check for failed XConvertSelection */ 2710 if (priv_modes & PrivMode_BracketPaste)
2440#ifdef MULTICHAR_SET 2711 tt_printf ("\x1b[201~");
2441 if ((R->selection_type & Sel_CompoundText)) {
2442 int selnum = R->selection_type & Sel_whereMask;
2443
2444 R->selection_type = 0;
2445 if (selnum != Sel_direct)
2446 rxvt_selection_request_other(aR_ XA_STRING, selnum);
2447 }
2448#endif
2449 return 0;
2450 }
2451 for (;;) {
2452 if (XGetWindowProperty(R->Xdisplay, win, prop, (long)(nread / 4),
2453 (long)(PROP_SIZE / 4), delete_prop,
2454 AnyPropertyType, &ct.encoding, &ct.format,
2455 &ct.nitems, &bytes_after,
2456 &ct.value) != Success)
2457 break;
2458 if (ct.encoding == 0) {
2459 D_SELECT((stderr, "rxvt_selection_paste: property didn't exist!"));
2460 break;
2461 }
2462 if (ct.value == NULL) {
2463 D_SELECT((stderr, "rxvt_selection_paste: property shooting blanks!"));
2464 continue;
2465 }
2466 if (ct.nitems == 0) {
2467 D_SELECT((stderr, "rxvt_selection_paste: property empty - also INCR end"));
2468 if (R->selection_wait == Sel_normal && nread == 0) {
2469 /*
2470 * pass through again trying CUT_BUFFER0 if we've come from
2471 * XConvertSelection() but nothing was presented
2472 */
2473 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2474 rxvt_selection_paste(aR_ Xroot, XA_CUT_BUFFER0, False);
2475 }
2476 nread = -1; /* discount any previous stuff */
2477 break;
2478 }
2479 nread += ct.nitems;
2480#ifdef MULTICHAR_SET
2481 if (XmbTextPropertyToTextList(R->Xdisplay, &ct, &cl,
2482 &dummy_count) == Success && cl) {
2483 rxvt_PasteIt(aR_ cl[0], STRLEN(cl[0]));
2484 XFreeStringList(cl);
2485 } else
2486#endif
2487 rxvt_PasteIt(aR_ ct.value, (unsigned int)ct.nitems);
2488 if (bytes_after == 0)
2489 break;
2490 XFree(ct.value);
2491 }
2492 if (ct.value)
2493 XFree(ct.value);
2494 if (R->selection_wait == Sel_normal)
2495 R->selection_wait = Sel_none;
2496 D_SELECT((stderr, "rxvt_selection_paste: bytes written: %ld", nread));
2497 return (int)nread;
2498} 2712}
2499 2713
2500/*
2501 * INCR support originally provided by Paul Sheer <psheer@obsidian.co.za>
2502 */
2503/* EXTPROTO */
2504void 2714void
2505rxvt_selection_property(pR_ Window win, Atom prop) 2715rxvt_term::paste (char *data, unsigned int len) NOTHROW
2506{ 2716{
2507 int reget_time = 0; 2717 if (HOOK_INVOKE ((this, HOOK_TT_PASTE, DT_STR_LEN, data, len, DT_END)))
2508
2509 if (prop == None)
2510 return;
2511 D_SELECT((stderr, "rxvt_selection_property(%08lx, %lu)", win, (unsigned long)prop));
2512 if (R->selection_wait == Sel_normal) {
2513 int a, afmt;
2514 Atom atype;
2515 unsigned long bytes_after, nitems;
2516 unsigned char *s = NULL;
2517
2518 a = XGetWindowProperty(R->Xdisplay, win, prop, 0L, 1L, False,
2519 R->xa[XA_INCR], &atype, &afmt, &nitems,
2520 &bytes_after, &s);
2521 if (s)
2522 XFree(s);
2523 if (a != Success)
2524 return; 2718 return;
2525#ifndef __CYGWIN32__ 2719
2526 if (atype == R->xa[XA_INCR]) { /* start an INCR transfer */ 2720 tt_paste (data, len);
2527 D_SELECT((stderr, "rxvt_selection_property: INCR: starting transfer"));
2528 XDeleteProperty(R->Xdisplay, win, prop);
2529 XFlush(R->Xdisplay);
2530 reget_time = 1;
2531 R->selection_wait = Sel_incr;
2532 }
2533#endif
2534 } else if (R->selection_wait == Sel_incr) {
2535 reget_time = 1;
2536 if (rxvt_selection_paste(aR_ win, prop, True) == -1) {
2537 D_SELECT((stderr, "rxvt_selection_property: INCR: clean end"));
2538 R->selection_wait = Sel_none;
2539 R->timeout[TIMEOUT_INCR].tv_sec = 0; /* turn off timer */
2540 }
2541 }
2542 if (reget_time) { /* received more data so reget time */
2543 (void)gettimeofday(&(R->timeout[TIMEOUT_INCR]), NULL);
2544 R->timeout[TIMEOUT_INCR].tv_sec += 10; /* ten seconds wait */
2545 }
2546} 2721}
2722
2547/* ------------------------------------------------------------------------- */ 2723/* ------------------------------------------------------------------------- */
2548/* 2724/*
2549 * Request the current selection: 2725 * Request PRIMARY, SECONDARY or CLIPBOARD selection.
2550 * Order: > internal selection if available 2726 * if the requested selection has no owner or is empty CUT_BUFFER0 is used
2551 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2727 * as fallback
2552 * > CUT_BUFFER0
2553 * (+) if ownership is claimed but property is empty, rxvt_selection_paste()
2554 * will auto fallback to CUT_BUFFER0
2555 * EXT: button 2 release 2728 * EXT: button 2 release
2556 */ 2729 */
2557/* EXTPROTO */
2558void 2730void
2559rxvt_selection_request(pR_ Time tm, int x, int y) 2731rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2560{ 2732{
2561 D_SELECT((stderr, "rxvt_selection_request(%lu, %d, %d)", tm, x, y)); 2733 if (!selection_req)
2562 if (x < 0 || x >= R->TermWin.width || y < 0 || y >= R->TermWin.height)
2563 return; /* outside window */
2564
2565 if (R->selection.text != NULL) { /* internal selection */
2566 D_SELECT((stderr, "rxvt_selection_request: pasting internal"));
2567 rxvt_PasteIt(aR_ R->selection.text, R->selection.len);
2568 return;
2569 } else {
2570 int i;
2571
2572 R->selection_request_time = tm;
2573 R->selection_wait = Sel_normal;
2574 for (i = Sel_Primary; i <= Sel_Clipboard; i++) {
2575#ifdef MULTICHAR_SET
2576 R->selection_type = Sel_CompoundText;
2577#else
2578 R->selection_type = 0;
2579#endif
2580 if (rxvt_selection_request_other(aR_
2581#ifdef MULTICHAR_SET
2582 R->xa[XA_COMPOUND_TEXT],
2583#else
2584 XA_STRING,
2585#endif
2586 i))
2587 return;
2588 }
2589 } 2734 {
2590 R->selection_wait = Sel_none; /* don't loop in rxvt_selection_paste() */ 2735 selection_req = new rxvt_selection (display, selnum, tm, vt, xa[XA_VT_SELECTION], this);
2591 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0")); 2736 selection_req->run ();
2592 rxvt_selection_paste(aR_ Xroot, XA_CUT_BUFFER0, False);
2593}
2594
2595/* INTPROTO */
2596int
2597rxvt_selection_request_other(pR_ Atom target, int selnum)
2598{
2599 Atom sel;
2600#ifdef DEBUG_SELECT
2601 char *debug_xa_names[] = { "PRIMARY", "SECONDARY", "CLIPBOARD" };
2602#endif
2603
2604 R->selection_type |= selnum;
2605 if (selnum == Sel_Primary)
2606 sel = XA_PRIMARY;
2607 else if (selnum == Sel_Secondary)
2608 sel = XA_SECONDARY;
2609 else
2610 sel = R->xa[XA_CLIPBOARD];
2611 if (XGetSelectionOwner(R->Xdisplay, sel) != None) {
2612 D_SELECT((stderr, "rxvt_selection_request_other: pasting %s", debug_xa_names[selnum]));
2613 XConvertSelection(R->Xdisplay, sel, target, R->xa[XA_VT_SELECTION],
2614 R->TermWin.vt, R->selection_request_time);
2615 return 1;
2616 } 2737 }
2617 return 0;
2618} 2738}
2619 2739
2620/* ------------------------------------------------------------------------- */ 2740/* ------------------------------------------------------------------------- */
2621/* 2741/*
2622 * Clear all selected text 2742 * Clear all selected text
2623 * EXT: SelectionClear 2743 * EXT: SelectionClear
2624 */ 2744 */
2625/* EXTPROTO */
2626void 2745void
2627rxvt_selection_clear(pR) 2746rxvt_term::selection_clear (bool clipboard) NOTHROW
2628{ 2747{
2629 D_SELECT((stderr, "rxvt_selection_clear()")); 2748 if (!clipboard)
2630 2749 {
2631 R->want_refresh = 1; 2750 want_refresh = 1;
2632 if (R->selection.text) 2751 free (selection.text);
2633 free(R->selection.text);
2634 R->selection.text = NULL; 2752 selection.text = NULL;
2635 R->selection.len = 0; 2753 selection.len = 0;
2636 CLEAR_SELECTION(R); 2754 CLEAR_SELECTION ();
2755
2756 if (display->selection_owner == this)
2757 display->selection_owner = 0;
2758 }
2759 else
2760 {
2761 free (selection.clip_text);
2762 selection.clip_text = NULL;
2763 selection.clip_len = 0;
2764
2765 if (display->clipboard_owner == this)
2766 display->clipboard_owner = 0;
2767 }
2637} 2768}
2638 2769
2639/* ------------------------------------------------------------------------- */ 2770/* ------------------------------------------------------------------------- */
2640/* 2771/*
2641 * Copy a selection into the cut buffer 2772 * Copy a selection into the cut buffer
2642 * EXT: button 1 or 3 release 2773 * EXT: button 1 or 3 release
2643 */ 2774 */
2644/* EXTPROTO */
2645void 2775void
2646rxvt_selection_make(pR_ Time tm) 2776rxvt_term::selection_make (Time tm)
2647{ 2777{
2648 int i, col, end_col, row, end_row; 2778 int size;
2649 unsigned char *new_selection_text; 2779 wchar_t *new_selection_text;
2650 char *str; 2780 text_t *t;
2651 text_t *t;
2652#ifdef ACS_ASCII
2653 rend_t *re;
2654#endif
2655 2781
2656 D_SELECT((stderr, "rxvt_selection_make(): R->selection.op=%d, R->selection.clicks=%d", R->selection.op, R->selection.clicks));
2657 switch (R->selection.op) { 2782 switch (selection.op)
2783 {
2658 case SELECTION_CONT: 2784 case SELECTION_CONT:
2659 break; 2785 break;
2660 case SELECTION_INIT: 2786 case SELECTION_INIT:
2661 CLEAR_SELECTION(R); 2787 CLEAR_SELECTION ();
2662 /* FALLTHROUGH */ 2788 /* FALLTHROUGH */
2663 case SELECTION_BEGIN: 2789 case SELECTION_BEGIN:
2664 R->selection.op = SELECTION_DONE; 2790 selection.op = SELECTION_DONE;
2665 /* FALLTHROUGH */ 2791 /* FALLTHROUGH */
2666 default: 2792 default:
2667 return; 2793 return;
2668 } 2794 }
2795
2669 R->selection.op = SELECTION_DONE; 2796 selection.op = SELECTION_DONE;
2670 2797
2671 if (R->selection.clicks == 4) 2798 if (selection.clicks == 4)
2672 return; /* nothing selected, go away */ 2799 return; /* nothing selected, go away */
2673 2800
2801 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
2802 return;
2803
2674 i = (R->selection.end.row - R->selection.beg.row + 1) * (R->TermWin.ncol + 1) + 1; 2804 size = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2675 str = (char *)rxvt_malloc(i * MB_CUR_MAX + 1); 2805 new_selection_text = (wchar_t *)rxvt_malloc ((size + 4) * sizeof (wchar_t));
2676 2806
2677 new_selection_text = (unsigned char *)str; 2807 int ofs = 0;
2808 int extra = 0;
2678 2809
2679 col = R->selection.beg.col; 2810 int col = selection.beg.col;
2680 MAX_IT(col, 0); 2811 int row = selection.beg.row;
2681 row = R->selection.beg.row + R->TermWin.saveLines;
2682 end_row = R->selection.end.row + R->TermWin.saveLines;
2683 2812
2813 int end_col;
2814
2684 for (; row <= end_row; row++, col = 0) 2815 for (; row <= selection.end.row; row++, col = 0)
2816 {
2817#if !ENABLE_MINIMAL
2818 if (selection.rect)
2685 { 2819 {
2686 t = &(R->screen.text[row][col]); 2820 col = selection.beg.col;
2821 end_col = selection.end.col;
2822 }
2823 else
2824#endif
2825 end_col = ROW(row).l;
2687 2826
2688 end_col = R->screen.tlen[row]; 2827 col = max (col, 0);
2689 2828
2690 if (end_col == -1)
2691 end_col = R->TermWin.ncol;
2692
2693 if (row == end_row) 2829 if (row == selection.end.row)
2694 MIN_IT (end_col, R->selection.end.col); 2830 min_it (end_col, selection.end.col);
2695 2831
2832 t = ROW(row).t + col;
2833
2696 for (; col < end_col; col++) 2834 for (; col < end_col; col++)
2835 {
2697 if (*t == NOCHAR) 2836 if (*t == NOCHAR)
2698 t++; 2837 t++;
2838#if ENABLE_COMBINING
2839 else if (IS_COMPOSE (*t))
2840 {
2841 int len = rxvt_composite.expand (*t, 0);
2842
2843 extra -= (len - 1);
2844
2845 if (extra < 0)
2846 {
2847 extra += size;
2848 size += size;
2849 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (size + 4) * sizeof (wchar_t));
2850 }
2851
2852 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
2853 }
2854#endif
2699 else 2855 else
2700 { 2856 new_selection_text[ofs++] = *t++;
2701 int len = wctomb (str, *t++);
2702 if (len > 0)
2703 str += len;
2704 }
2705
2706 if (R->screen.tlen[row] != -1 && row != end_row)
2707 *str++ = '\n';
2708 } 2857 }
2709 2858
2710#ifndef NO_OLD_SELECTION 2859#if !ENABLE_MINIMAL
2711 if (R->selection_style == OLD_SELECT) 2860 if (selection.rect)
2712 if (end_col == R->TermWin.ncol)
2713 *str++ = '\n';
2714#endif
2715#ifndef NO_NEW_SELECTION
2716 if (R->selection_style != OLD_SELECT)
2717 if (end_col != R->selection.end.col)
2718 *str++ = '\n';
2719#endif
2720 *str = '\0';
2721
2722 i = str - (char *)new_selection_text;
2723 if (i == 0)
2724 { 2861 {
2862 while (ofs
2863 && new_selection_text[ofs - 1] != C0_LF
2864 && unicode::is_space (new_selection_text[ofs - 1]))
2865 --ofs;
2866
2867 new_selection_text[ofs++] = C0_LF;
2868 }
2869 else
2870#endif
2871 if (!ROW(row).is_longer ()
2872 && (row != selection.end.row || end_col != selection.end.col)
2873 && (row != selection.beg.row || selection.beg.col < ncol))
2874 new_selection_text[ofs++] = C0_LF;
2875 }
2876
2877 new_selection_text[ofs] = 0;
2878
2879 if (ofs == 0)
2880 {
2725 free (new_selection_text); 2881 free (new_selection_text);
2726 return; 2882 return;
2727 } 2883 }
2728 2884
2729 // due to MB_MAX_CUR, selection wastage is usually high
2730 if (str - (char *)new_selection_text > 1024)
2731 new_selection_text = (unsigned char *)rxvt_realloc (new_selection_text, i + 1);
2732
2733 R->selection.len = i;
2734 if (R->selection.text)
2735 free (R->selection.text); 2885 free (selection.text);
2736 2886
2737 R->selection.text = new_selection_text; 2887 // we usually allocate much more than necessary, so realloc it smaller again
2888 selection.len = ofs;
2889 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t));
2738 2890
2739 XSetSelectionOwner(R->Xdisplay, XA_PRIMARY, R->TermWin.vt, tm); 2891 if (HOOK_INVOKE ((this, HOOK_SEL_GRAB, DT_LONG, (long)tm, DT_END)))
2740 if (XGetSelectionOwner(R->Xdisplay, XA_PRIMARY) != R->TermWin.vt) 2892 return;
2741 rxvt_print_error("can't get primary selection"); 2893
2742 XChangeProperty(R->Xdisplay, Xroot, XA_CUT_BUFFER0, XA_STRING, 8, 2894 selection_grab (tm);
2743 PropModeReplace, R->selection.text, (int)R->selection.len); 2895}
2896
2897bool
2898rxvt_term::selection_grab (Time tm, bool clipboard) NOTHROW
2899{
2900 Atom sel;
2901
2902 if (!clipboard)
2903 {
2744 R->selection_time = tm; 2904 selection_time = tm;
2745 D_SELECT((stderr, "rxvt_selection_make(): R->selection.len=%d", R->selection.len)); 2905 sel = XA_PRIMARY;
2906 }
2907 else
2908 {
2909 clipboard_time = tm;
2910 sel = xa[XA_CLIPBOARD];
2911 }
2912
2913 XSetSelectionOwner (dpy, sel, vt, tm);
2914 if (XGetSelectionOwner (dpy, sel) == vt)
2915 {
2916 display->set_selection_owner (this, clipboard);
2917 return true;
2918 }
2919 else
2920 {
2921 selection_clear (clipboard);
2922 return false;
2923 }
2924
2925#if 0
2926 XTextProperty ct;
2927
2928 if (XwcTextListToTextProperty (dpy, &selection.text, 1, XStringStyle, &ct) >= 0)
2929 {
2930 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
2931 XFree (ct.value);
2932 }
2933#endif
2746} 2934}
2747 2935
2748/* ------------------------------------------------------------------------- */ 2936/* ------------------------------------------------------------------------- */
2749/* 2937/*
2750 * Mark or select text based upon number of clicks: 1, 2, or 3 2938 * Mark or select text based upon number of clicks: 1, 2, or 3
2751 * EXT: button 1 press 2939 * EXT: button 1 press
2752 */ 2940 */
2753/* EXTPROTO */ 2941void ecb_cold
2754void
2755rxvt_selection_click(pR_ int clicks, int x, int y) 2942rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
2756{ 2943{
2757 D_SELECT((stderr, "rxvt_selection_click(%d, %d, %d)", clicks, x, y));
2758
2759 clicks = ((clicks - 1) % 3) + 1; 2944 clicks = ((clicks - 1) % 3) + 1;
2760 R->selection.clicks = clicks; /* save clicks so extend will work */ 2945 selection.clicks = clicks; /* save clicks so extend will work */
2761 2946
2947 if (clicks == 2 && !selection.rect
2948 && HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
2949 {
2950 MEvent.clicks = 1; // what a mess
2951 selection.screen = current_screen;
2952 selection.op = SELECTION_CONT;
2953 return;
2954 }
2955
2762 rxvt_selection_start_colrow(aR_ Pixel2Col(x), Pixel2Row(y)); 2956 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
2957
2763 if (clicks == 2 || clicks == 3) 2958 if (clicks == 2 || clicks == 3)
2764 rxvt_selection_extend_colrow(aR_ R->selection.mark.col, 2959 selection_extend_colrow (selection.mark.col,
2765 R->selection.mark.row 2960 selection.mark.row - view_start,
2766 + R->TermWin.view_start, 2961 0, /* button 3 */
2767 0, /* button 3 */ 2962 1, /* button press */
2768 1, /* button press */ 2963 0); /* click change */
2769 0); /* click change */
2770} 2964}
2771 2965
2772/* ------------------------------------------------------------------------- */ 2966/* ------------------------------------------------------------------------- */
2773/* 2967/*
2774 * Mark a selection at the specified col/row 2968 * Mark a selection at the specified col/row
2775 */ 2969 */
2776/* INTPROTO */ 2970void ecb_cold
2777void
2778rxvt_selection_start_colrow(pR_ int col, int row) 2971rxvt_term::selection_start_colrow (int col, int row) NOTHROW
2779{ 2972{
2780 R->want_refresh = 1; 2973 want_refresh = 1;
2974
2975 selection.mark.row = row + view_start;
2781 R->selection.mark.col = col; 2976 selection.mark.col = col;
2782 R->selection.mark.row = row - R->TermWin.view_start; 2977
2783 MAX_IT(R->selection.mark.row, -(int32_t)R->TermWin.nscrolled); 2978 selection.mark.row = clamp (selection.mark.row, top_row, nrow - 1);
2784 MIN_IT(R->selection.mark.row, (int32_t)R->TermWin.nrow - 1); 2979 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);
2980
2981 while (selection.mark.col > 0
2982 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
2785 MAX_IT(R->selection.mark.col, 0); 2983 --selection.mark.col;
2786 MIN_IT(R->selection.mark.col, (int32_t)R->TermWin.ncol - 1);
2787 2984
2788 if (R->selection.op) { /* clear the old selection */ 2985 if (selection.op)
2986 {
2987 /* clear the old selection */
2789 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 2988 selection.beg.row = selection.end.row = selection.mark.row;
2790 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 2989 selection.beg.col = selection.end.col = selection.mark.col;
2791 } 2990 }
2991
2792 R->selection.op = SELECTION_INIT; 2992 selection.op = SELECTION_INIT;
2793 R->selection.screen = R->current_screen; 2993 selection.screen = current_screen;
2794} 2994}
2795 2995
2796/* ------------------------------------------------------------------------- */ 2996/* ------------------------------------------------------------------------- */
2797/* 2997/*
2798 * Word select: select text for 2 clicks 2998 * Word select: select text for 2 clicks
2799 * We now only find out the boundary in one direction 2999 * We now only find out the boundary in one direction
2800 */ 3000 */
2801 3001
2802/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3002/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
2803#define DELIMIT_TEXT(x) \ 3003#define DELIMIT_TEXT(x) \
2804 (((x) == ' ' || (x) == '\t') ? 2 : (STRCHR(R->rs[Rs_cutchars], (x)) != NULL)) 3004 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
2805#ifdef MULTICHAR_SET
2806# define DELIMIT_REND(x) (((x) & RS_multiMask) ? 1 : 0)
2807#else
2808# define DELIMIT_REND(x) 1 3005#define DELIMIT_REND(x) 1
2809#endif
2810 3006
2811/* INTPROTO */ 3007void ecb_cold
2812void
2813rxvt_selection_delimit_word(pR_ enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) 3008rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW
2814{ 3009{
2815 int col, row, dirnadd, tcol, trow, w1, w2; 3010 int col, row, dirnadd, tcol, trow, w1, w2;
2816 row_col_t bound; 3011 row_col_t bound;
2817 text_t *stp; 3012 text_t *stp;
2818 rend_t *srp; 3013 rend_t *srp;
2819 3014
2820 if (dirn == UP) { 3015 if (dirn == UP)
2821 bound.row = R->TermWin.saveLines - R->TermWin.nscrolled - 1;
2822 bound.col = 0;
2823 dirnadd = -1;
2824 } else {
2825 bound.row = R->TermWin.saveLines + R->TermWin.nrow;
2826 bound.col = R->TermWin.ncol - 1;
2827 dirnadd = 1;
2828 } 3016 {
2829 row = mark->row + R->TermWin.saveLines; 3017 bound.row = top_row - 1;
3018 bound.col = 0;
3019 dirnadd = -1;
3020 }
3021 else
3022 {
3023 bound.row = nrow;
3024 bound.col = ncol - 1;
3025 dirnadd = 1;
3026 }
3027
3028 row = mark->row;
2830 col = mark->col; 3029 col = max (mark->col, 0);
2831 MAX_IT(col, 0); 3030
2832/* find the edge of a word */ 3031 /* find the edge of a word */
2833 stp = &(R->screen.text[row][col]); 3032 stp = ROW(row).t + col; w1 = DELIMIT_TEXT (*stp);
2834 w1 = DELIMIT_TEXT(*stp); 3033 srp = ROW(row).r + col; w2 = DELIMIT_REND (*srp);
2835 3034
2836 if (R->selection_style != NEW_SELECT) {
2837 if (w1 == 1) {
2838 stp += dirnadd;
2839 if (DELIMIT_TEXT(*stp) == 1)
2840 goto Old_Word_Selection_You_Die;
2841 col += dirnadd;
2842 }
2843 w1 = 0;
2844 }
2845 srp = (&R->screen.rend[row][col]);
2846 w2 = DELIMIT_REND(*srp);
2847
2848 for (;;) { 3035 for (;;)
3036 {
2849 for (; col != bound.col; col += dirnadd) { 3037 for (; col != bound.col; col += dirnadd)
3038 {
2850 stp += dirnadd; 3039 stp += dirnadd;
3040 srp += dirnadd;
3041
3042 if (*stp == NOCHAR)
3043 continue;
3044
2851 if (DELIMIT_TEXT(*stp) != w1) 3045 if (DELIMIT_TEXT (*stp) != w1)
2852 break; 3046 break;
2853 srp += dirnadd;
2854 if (DELIMIT_REND(*srp) != w2) 3047 if (DELIMIT_REND (*srp) != w2)
2855 break; 3048 break;
2856 } 3049 }
3050
2857 if ((col == bound.col) && (row != bound.row)) { 3051 if ((col == bound.col) && (row != bound.row))
2858 if (R->screen.tlen[(row - (dirn == UP ? 1 : 0))] == -1) { 3052 {
2859 trow = row + dirnadd; 3053 if (ROW(row - (dirn == UP ? 1 : 0)).is_longer ())
2860 tcol = dirn == UP ? R->TermWin.ncol - 1 : 0; 3054 {
2861 if (R->screen.text[trow] == NULL) 3055 trow = row + dirnadd;
2862 break; 3056 tcol = dirn == UP ? ncol - 1 : 0;
2863 stp = &(R->screen.text[trow][tcol]); 3057
2864 srp = &(R->screen.rend[trow][tcol]); 3058 if (!ROW(trow).t)
3059 break;
3060
3061 stp = ROW(trow).t + tcol;
3062 srp = ROW(trow).r + tcol;
3063
2865 if (DELIMIT_TEXT(*stp) != w1 || DELIMIT_REND(*srp) != w2) 3064 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2)
3065 break;
3066
3067 row = trow;
3068 col = tcol;
3069 continue;
3070 }
3071 }
2866 break; 3072 break;
2867 row = trow;
2868 col = tcol;
2869 continue;
2870 } 3073 }
2871 }
2872 break;
2873 }
2874 Old_Word_Selection_You_Die:
2875 D_SELECT((stderr, "rxvt_selection_delimit_word(%s,...) @ (r:%3d, c:%3d) has boundary (r:%3d, c:%3d)", (dirn == UP ? "up " : "down"), mark->row, mark->col, row - R->TermWin.saveLines, col));
2876 3074
2877 if (dirn == DN) 3075 if (dirn == DN)
2878 col++; /* put us on one past the end */ 3076 col++; /* put us on one past the end */
2879 3077
2880/* Poke the values back in */ 3078 /* Poke the values back in */
2881 ret->row = row - R->TermWin.saveLines; 3079 ret->row = row;
2882 ret->col = col; 3080 ret->col = col;
2883} 3081}
2884 3082
2885/* ------------------------------------------------------------------------- */ 3083/* ------------------------------------------------------------------------- */
2886/* 3084/*
2887 * Extend the selection to the specified x/y pixel location 3085 * Extend the selection to the specified x/y pixel location
2888 * EXT: button 3 press; button 1 or 3 drag 3086 * EXT: button 3 press; button 1 or 3 drag
2889 * flag == 0 ==> button 1 3087 * flag == 0 ==> button 1
2890 * flag == 1 ==> button 3 press 3088 * flag == 1 ==> button 3 press
2891 * flag == 2 ==> button 3 motion 3089 * flag == 2 ==> button 3 motion
2892 */ 3090 */
2893/* EXTPROTO */ 3091void ecb_cold
2894void
2895rxvt_selection_extend(pR_ int x, int y, int flag) 3092rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
2896{ 3093{
2897 int col, row; 3094 int col = clamp (Pixel2Col (x), 0, ncol);
3095 int row = clamp (Pixel2Row (y), 0, nrow - 1);
2898 3096
2899 col = Pixel2Col(x); 3097 /*
2900 row = Pixel2Row(y);
2901 MAX_IT(row, 0);
2902 MIN_IT(row, (int)R->TermWin.nrow - 1);
2903 MAX_IT(col, 0);
2904 MIN_IT(col, (int)R->TermWin.ncol);
2905#ifndef NO_NEW_SELECTION
2906/*
2907 * If we're selecting characters (single click) then we must check first 3098 * If we're selecting characters (single click) then we must check first
2908 * if we are at the same place as the original mark. If we are then 3099 * if we are at the same place as the original mark. If we are then
2909 * select nothing. Otherwise, if we're to the right of the mark, you have to 3100 * select nothing. Otherwise, if we're to the right of the mark, you have to
2910 * be _past_ a character for it to be selected. 3101 * be _past_ a character for it to be selected.
2911 */ 3102 */
2912 if (R->selection_style != OLD_SELECT) {
2913 if (((R->selection.clicks % 3) == 1) && !flag 3103 if (((selection.clicks % 3) == 1) && !flag
2914 && (col == R->selection.mark.col 3104 && (col == selection.mark.col
2915 && (row == R->selection.mark.row + R->TermWin.view_start))) { 3105 && (row == selection.mark.row - view_start)))
3106 {
2916 /* select nothing */ 3107 /* select nothing */
2917 R->selection.beg.row = R->selection.end.row = 0; 3108 selection.beg.row = selection.end.row = 0;
2918 R->selection.beg.col = R->selection.end.col = 0; 3109 selection.beg.col = selection.end.col = 0;
2919 R->selection.clicks = 4; 3110 selection.clicks = 4;
2920 R->want_refresh = 1; 3111 want_refresh = 1;
2921 D_SELECT((stderr, "rxvt_selection_extend() R->selection.clicks = 4"));
2922 return; 3112 return;
2923 }
2924 } 3113 }
2925#endif 3114
2926 if (R->selection.clicks == 4) 3115 if (selection.clicks == 4)
2927 R->selection.clicks = 1; 3116 selection.clicks = 1;
3117
2928 rxvt_selection_extend_colrow(aR_ col, row, !!flag, /* ? button 3 */ 3118 selection_extend_colrow (col, row, !!flag, /* ? button 3 */
2929 flag == 1 ? 1 : 0, /* ? button press */ 3119 flag == 1 ? 1 : 0, /* ? button press */
2930 0); /* no click change */ 3120 0); /* no click change */
2931} 3121}
2932 3122
2933/* ------------------------------------------------------------------------- */ 3123/* ------------------------------------------------------------------------- */
2934/* 3124/*
2935 * Extend the selection to the specified col/row 3125 * Extend the selection to the specified col/row
2936 */ 3126 */
2937/* INTPROTO */ 3127void ecb_cold
2938void
2939rxvt_selection_extend_colrow(pR_ int32_t col, int32_t row, int button3, int buttonpress, int clickchange) 3128rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW
2940{ 3129{
2941 int16_t ncol = R->TermWin.ncol;
2942 int end_col;
2943 row_col_t pos; 3130 row_col_t pos;
2944 enum { 3131 enum {
2945 LEFT, RIGHT 3132 LEFT, RIGHT
2946 } closeto = RIGHT; 3133 } closeto = RIGHT;
2947 3134
2948 D_SELECT((stderr, "rxvt_selection_extend_colrow(c:%d, r:%d, %d, %d) clicks:%d, op:%d", col, row, button3, buttonpress, R->selection.clicks, R->selection.op));
2949 D_SELECT((stderr, "rxvt_selection_extend_colrow() ENT b:(r:%d,c:%d) m:(r:%d,c:%d), e:(r:%d,c:%d)", R->selection.beg.row, R->selection.beg.col, R->selection.mark.row, R->selection.mark.col, R->selection.end.row, R->selection.end.col));
2950
2951 R->want_refresh = 1;
2952 switch (R->selection.op) { 3135 switch (selection.op)
3136 {
2953 case SELECTION_INIT: 3137 case SELECTION_INIT:
2954 CLEAR_SELECTION(R); 3138 CLEAR_SELECTION ();
2955 R->selection.op = SELECTION_BEGIN; 3139 selection.op = SELECTION_BEGIN;
2956 /* FALLTHROUGH */ 3140 /* FALLTHROUGH */
2957 case SELECTION_BEGIN: 3141 case SELECTION_BEGIN:
2958 if (row != R->selection.mark.row || col != R->selection.mark.col 3142 if (row != selection.mark.row || col != selection.mark.col
2959 || (!button3 && buttonpress)) 3143 || (!button3 && buttonpress))
2960 R->selection.op = SELECTION_CONT; 3144 selection.op = SELECTION_CONT;
2961 break; 3145 break;
2962 case SELECTION_DONE: 3146 case SELECTION_DONE:
2963 R->selection.op = SELECTION_CONT; 3147 selection.op = SELECTION_CONT;
2964 /* FALLTHROUGH */ 3148 /* FALLTHROUGH */
2965 case SELECTION_CONT: 3149 case SELECTION_CONT:
2966 break; 3150 break;
2967 case SELECTION_CLEAR: 3151 case SELECTION_CLEAR:
2968 rxvt_selection_start_colrow(aR_ col, row); 3152 selection_start_colrow (col, row);
2969 /* FALLTHROUGH */ 3153 /* FALLTHROUGH */
2970 default: 3154 default:
2971 return; 3155 return;
2972 } 3156 }
3157
2973 if (R->selection.beg.col == R->selection.end.col 3158 if (selection.beg.col == selection.end.col
2974 && R->selection.beg.col != R->selection.mark.col 3159 && selection.beg.col != selection.mark.col
2975 && R->selection.beg.row == R->selection.end.row 3160 && selection.beg.row == selection.end.row
2976 && R->selection.beg.row != R->selection.mark.row) { 3161 && selection.beg.row != selection.mark.row)
3162 {
2977 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3163 selection.beg.col = selection.end.col = selection.mark.col;
2978 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3164 selection.beg.row = selection.end.row = selection.mark.row;
2979 D_SELECT((stderr, "rxvt_selection_extend_colrow() ENT2 b:(r:%d,c:%d) m:(r:%d,c:%d), e:(r:%d,c:%d)", R->selection.beg.row, R->selection.beg.col, R->selection.mark.row, R->selection.mark.col, R->selection.end.row, R->selection.end.col));
2980 } 3165 }
2981 3166
2982 pos.col = col; 3167 pos.col = col;
2983 pos.row = row; 3168 pos.row = view_start + row;
2984 3169
2985 pos.row -= R->TermWin.view_start; /* adjust for scroll */ 3170 /*
2986
2987#ifndef NO_OLD_SELECTION
2988/*
2989 * This mimics some of the selection behaviour of version 2.20 and before.
2990 * There are no ``selection modes'', button3 is always character extension.
2991 * Note: button3 drag is always available, c.f. v2.20
2992 * Selection always terminates (left or right as appropriate) at the mark.
2993 */
2994 if (R->selection_style == OLD_SELECT) {
2995 if (R->selection.clicks == 1 || button3) {
2996 if (R->hate_those_clicks) {
2997 R->hate_those_clicks = 0;
2998 if (R->selection.clicks == 1) {
2999 R->selection.beg.row = R->selection.mark.row;
3000 R->selection.beg.col = R->selection.mark.col;
3001 } else {
3002 R->selection.mark.row = R->selection.beg.row;
3003 R->selection.mark.col = R->selection.beg.col;
3004 }
3005 }
3006 if (ROWCOL_IS_BEFORE(pos, R->selection.mark)) {
3007 R->selection.end.row = R->selection.mark.row;
3008 R->selection.end.col = R->selection.mark.col + 1;
3009 R->selection.beg.row = pos.row;
3010 R->selection.beg.col = pos.col;
3011 } else {
3012 R->selection.beg.row = R->selection.mark.row;
3013 R->selection.beg.col = R->selection.mark.col;
3014 R->selection.end.row = pos.row;
3015 R->selection.end.col = pos.col + 1;
3016 }
3017 } else if (R->selection.clicks == 2) {
3018 rxvt_selection_delimit_word(aR_ UP, &(R->selection.mark),
3019 &(R->selection.beg));
3020 rxvt_selection_delimit_word(aR_ DN, &(R->selection.mark),
3021 &(R->selection.end));
3022 R->hate_those_clicks = 1;
3023 } else if (R->selection.clicks == 3) {
3024 R->selection.beg.row = R->selection.end.row = R->selection.mark.row;
3025 R->selection.beg.col = 0;
3026 R->selection.end.col = ncol;
3027 R->hate_those_clicks = 1;
3028 }
3029 D_SELECT((stderr, "rxvt_selection_extend_colrow() EXIT b:(r:%d,c:%d) m:(r:%d,c:%d), e:(r:%d,c:%d)", R->selection.beg.row, R->selection.beg.col, R->selection.mark.row, R->selection.mark.col, R->selection.end.row, R->selection.end.col));
3030 return;
3031 }
3032#endif /* ! NO_OLD_SELECTION */
3033#ifndef NO_NEW_SELECTION
3034/* selection_style must not be OLD_SELECT to get here */
3035/*
3036 * This is mainly xterm style selection with a couple of differences, mainly 3171 * This is mainly xterm style selection with a couple of differences, mainly
3037 * in the way button3 drag extension works. 3172 * in the way button3 drag extension works.
3038 * We're either doing: button1 drag; button3 press; or button3 drag 3173 * We're either doing: button1 drag; button3 press; or button3 drag
3039 * a) button1 drag : select around a midpoint/word/line - that point/word/line 3174 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3040 * is always at the left/right edge of the R->selection. 3175 * is always at the left/right edge of the selection.
3041 * b) button3 press: extend/contract character/word/line at whichever edge of 3176 * b) button3 press: extend/contract character/word/line at whichever edge of
3042 * the selection we are closest to. 3177 * the selection we are closest to.
3043 * c) button3 drag : extend/contract character/word/line - we select around 3178 * c) button3 drag : extend/contract character/word/line - we select around
3044 * a point/word/line which is either the start or end of the selection 3179 * a point/word/line which is either the start or end of the selection
3045 * and it was decided by whichever point/word/line was `fixed' at the 3180 * and it was decided by whichever point/word/line was `fixed' at the
3046 * time of the most recent button3 press 3181 * time of the most recent button3 press
3047 */ 3182 */
3048 if (button3 && buttonpress) { /* button3 press */ 3183 if (button3 && buttonpress)
3049 /* 3184 {
3185 /* button3 press */
3186 /*
3050 * first determine which edge of the selection we are closest to 3187 * first determine which edge of the selection we are closest to
3051 */ 3188 */
3052 if (ROWCOL_IS_BEFORE(pos, R->selection.beg) 3189 if (ROWCOL_IS_BEFORE (pos, selection.beg)
3053 || (!ROWCOL_IS_AFTER(pos, R->selection.end) 3190 || (!ROWCOL_IS_AFTER (pos, selection.end)
3054 && (((pos.col - R->selection.beg.col) 3191 && (((pos.col - selection.beg.col)
3055 + ((pos.row - R->selection.beg.row) * ncol)) 3192 + ((pos.row - selection.beg.row) * ncol))
3056 < ((R->selection.end.col - pos.col) 3193 < ((selection.end.col - pos.col)
3057 + ((R->selection.end.row - pos.row) * ncol))))) 3194 + ((selection.end.row - pos.row) * ncol)))))
3058 closeto = LEFT; 3195 closeto = LEFT;
3196
3059 if (closeto == LEFT) { 3197 if (closeto == LEFT)
3198 {
3060 R->selection.beg.row = pos.row; 3199 selection.beg.row = pos.row;
3061 R->selection.beg.col = pos.col; 3200 selection.beg.col = pos.col;
3062 R->selection.mark.row = R->selection.end.row; 3201 selection.mark.row = selection.end.row;
3063 R->selection.mark.col = R->selection.end.col 3202 selection.mark.col = selection.end.col - (selection.clicks == 2);
3064 - (R->selection.clicks == 2); 3203 }
3065 } else { 3204 else
3205 {
3066 R->selection.end.row = pos.row; 3206 selection.end.row = pos.row;
3067 R->selection.end.col = pos.col; 3207 selection.end.col = pos.col;
3068 R->selection.mark.row = R->selection.beg.row; 3208 selection.mark.row = selection.beg.row;
3069 R->selection.mark.col = R->selection.beg.col; 3209 selection.mark.col = selection.beg.col;
3070 } 3210 }
3211 }
3212 else
3213 {
3071 } else { /* button1 drag or button3 drag */ 3214 /* button1 drag or button3 drag */
3072 if (ROWCOL_IS_AFTER(R->selection.mark, pos)) { 3215 if (ROWCOL_IS_AFTER (selection.mark, pos))
3216 {
3073 if ((R->selection.mark.row == R->selection.end.row) 3217 if (selection.mark.row == selection.end.row
3074 && (R->selection.mark.col == R->selection.end.col) 3218 && selection.mark.col == selection.end.col
3075 && clickchange && R->selection.clicks == 2) 3219 && clickchange
3076 R->selection.mark.col--; 3220 && selection.clicks == 2)
3221 selection.mark.col--;
3222
3077 R->selection.beg.row = pos.row; 3223 selection.beg.row = pos.row;
3078 R->selection.beg.col = pos.col; 3224 selection.beg.col = pos.col;
3079 R->selection.end.row = R->selection.mark.row; 3225 selection.end.row = selection.mark.row;
3080 R->selection.end.col = R->selection.mark.col 3226 selection.end.col = selection.mark.col + (selection.clicks == 2);
3081 + (R->selection.clicks == 2); 3227 }
3082 } else { 3228 else
3229 {
3083 R->selection.beg.row = R->selection.mark.row; 3230 selection.beg.row = selection.mark.row;
3084 R->selection.beg.col = R->selection.mark.col; 3231 selection.beg.col = selection.mark.col;
3085 R->selection.end.row = pos.row; 3232 selection.end.row = pos.row;
3086 R->selection.end.col = pos.col; 3233 selection.end.col = pos.col;
3087 } 3234 }
3088 } 3235 }
3089 3236
3090 if (R->selection.clicks == 1) { 3237 if (selection.clicks == 1)
3091 end_col = R->screen.tlen[R->selection.beg.row + R->TermWin.saveLines]; 3238 {
3092 if (end_col != -1 && R->selection.beg.col > end_col) { 3239 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3093#if 1 3240 && !ROW(selection.beg.row).is_longer ()
3094 R->selection.beg.col = ncol; 3241#if !ENABLE_MINIMAL
3095#else 3242 && !selection.rect
3096 if (R->selection.beg.row != R->selection.end.row) 3243#endif
3244 )
3097 R->selection.beg.col = ncol; 3245 selection.beg.col = ncol;
3098 else 3246
3099 R->selection.beg.col = R->selection.mark.col; 3247 if (
3248 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN
3249 && !ROW(selection.end.row).is_longer ()
3250#if !ENABLE_MINIMAL
3251 && !selection.rect
3252#endif
3253 )
3254 selection.end.col = ncol;
3255 }
3256 else if (selection.clicks == 2)
3257 {
3258 if (ROWCOL_IS_AFTER (selection.end, selection.beg))
3259 selection.end.col--;
3260
3261 selection_delimit_word (UP, &selection.beg, &selection.beg);
3262 selection_delimit_word (DN, &selection.end, &selection.end);
3263 }
3264 else if (selection.clicks == 3)
3265 {
3266#if ENABLE_FRILLS
3267 if (option (Opt_tripleclickwords))
3268 {
3269 selection_delimit_word (UP, &selection.beg, &selection.beg);
3270
3271 for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3272 {
3273 if (!ROW(end_row).is_longer ())
3274 {
3275 selection.end.row = end_row;
3276 selection.end.col = ROW(end_row).l;
3277# if !ENABLE_MINIMAL
3278 selection_remove_trailing_spaces ();
3100#endif 3279# endif
3101 } 3280 break;
3102 end_col = R->screen.tlen[R->selection.end.row + R->TermWin.saveLines]; 3281 }
3103 if (end_col != -1 && R->selection.end.col > end_col) 3282 }
3104 R->selection.end.col = ncol; 3283 }
3105 3284 else
3106 } else if (R->selection.clicks == 2) { 3285#endif
3286 {
3107 if (ROWCOL_IS_AFTER(R->selection.end, R->selection.beg)) 3287 if (ROWCOL_IS_AFTER (selection.mark, selection.beg))
3108 R->selection.end.col--; 3288 selection.mark.col++;
3109 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3110 &(R->selection.beg));
3111 rxvt_selection_delimit_word(aR_ DN, &(R->selection.end),
3112 &(R->selection.end));
3113 } else if (R->selection.clicks == 3) {
3114#ifndef NO_FRILLS
3115 if ((R->Options & Opt_tripleclickwords)) {
3116 int end_row;
3117 3289
3118 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg), 3290 selection.beg.col = 0;
3119 &(R->selection.beg)); 3291 selection.end.col = ncol;
3120 end_row = R->screen.tlen[R->selection.mark.row 3292
3121 + R->TermWin.saveLines]; 3293 // select a complete logical line
3122 for (end_row = R->selection.mark.row; end_row < R->TermWin.nrow; 3294 while (selection.beg.row > -saveLines
3123 end_row++) { 3295 && ROW(selection.beg.row - 1).is_longer ())
3124 end_col = R->screen.tlen[end_row + R->TermWin.saveLines]; 3296 selection.beg.row--;
3125 if (end_col != -1) { 3297
3126 R->selection.end.row = end_row; 3298 while (selection.end.row < nrow
3127 R->selection.end.col = end_col; 3299 && ROW(selection.end.row).is_longer ())
3128 rxvt_selection_remove_trailing_spaces(aR); 3300 selection.end.row++;
3129 break; 3301 }
3130 }
3131 } 3302 }
3132 } else 3303
3133#endif 3304 if (button3 && buttonpress)
3134 {
3135 if (ROWCOL_IS_AFTER(R->selection.mark, R->selection.beg))
3136 R->selection.mark.col++;
3137 R->selection.beg.col = 0;
3138 R->selection.end.col = ncol;
3139 }
3140 } 3305 {
3141 if (button3 && buttonpress) { /* mark may need to be changed */ 3306 /* mark may need to be changed */
3142 if (closeto == LEFT) { 3307 if (closeto == LEFT)
3308 {
3143 R->selection.mark.row = R->selection.end.row; 3309 selection.mark.row = selection.end.row;
3144 R->selection.mark.col = R->selection.end.col 3310 selection.mark.col = selection.end.col - (selection.clicks == 2);
3145 - (R->selection.clicks == 2); 3311 }
3146 } else { 3312 else
3313 {
3147 R->selection.mark.row = R->selection.beg.row; 3314 selection.mark.row = selection.beg.row;
3148 R->selection.mark.col = R->selection.beg.col; 3315 selection.mark.col = selection.beg.col;
3149 } 3316 }
3150 } 3317 }
3151 D_SELECT((stderr, "rxvt_selection_extend_colrow() EXIT b:(r:%d,c:%d) m:(r:%d,c:%d), e:(r:%d,c:%d)", R->selection.beg.row, R->selection.beg.col, R->selection.mark.row, R->selection.mark.col, R->selection.end.row, R->selection.end.col));
3152#endif /* ! NO_NEW_SELECTION */
3153}
3154 3318
3155#ifndef NO_FRILLS 3319#if !ENABLE_MINIMAL
3156/* INTPROTO */ 3320 if (selection.rect && selection.beg.col > selection.end.col)
3157void 3321 ::swap (selection.beg.col, selection.end.col);
3322#endif
3323
3324 selection_changed ();
3325}
3326
3327#if !ENABLE_MINIMAL
3328void ecb_cold
3158rxvt_selection_remove_trailing_spaces(pR) 3329rxvt_term::selection_remove_trailing_spaces () NOTHROW
3159{ 3330{
3160 int32_t end_col, end_row; 3331 int32_t end_col, end_row;
3161 text_t *stp; 3332 text_t *stp;
3162 3333
3163 end_col = R->selection.end.col; 3334 end_col = selection.end.col;
3164 end_row = R->selection.end.row; 3335 end_row = selection.end.row;
3336
3165 for ( ; end_row >= R->selection.beg.row; ) { 3337 for (; end_row >= selection.beg.row; )
3166 stp = R->screen.text[end_row + R->TermWin.saveLines]; 3338 {
3339 stp = ROW(end_row).t;
3340
3167 while (--end_col >= 0) { 3341 while (--end_col >= 0)
3168 if (stp[end_col] != ' ' && stp[end_col] != '\t') 3342 {
3169 break; 3343 if (stp[end_col] != NOCHAR
3170 } 3344 && !unicode::is_space (stp[end_col]))
3345 break;
3346 }
3347
3171 if (end_col >= 0 3348 if (end_col >= 0
3172 || R->screen.tlen[end_row - 1 + R->TermWin.saveLines] != -1) { 3349 || !ROW(end_row - 1).is_longer ())
3350 {
3173 R->selection.end.col = end_col + 1; 3351 selection.end.col = end_col + 1;
3174 R->selection.end.row = end_row; 3352 selection.end.row = end_row;
3175 break; 3353 break;
3176 } 3354 }
3177 end_row--; 3355
3178 end_col = R->TermWin.ncol; 3356 end_row--;
3357 end_col = ncol;
3179 } 3358 }
3359
3180 if (R->selection.mark.row > R->selection.end.row) { 3360 if (selection.mark.row > selection.end.row)
3361 {
3181 R->selection.mark.row = R->selection.end.row; 3362 selection.mark.row = selection.end.row;
3182 R->selection.mark.col = R->selection.end.col; 3363 selection.mark.col = selection.end.col;
3364 }
3183 } else if (R->selection.mark.row == R->selection.end.row 3365 else if (selection.mark.row == selection.end.row
3184 && R->selection.mark.col > R->selection.end.col) 3366 && selection.mark.col > selection.end.col)
3185 R->selection.mark.col = R->selection.end.col; 3367 selection.mark.col = selection.end.col;
3186} 3368}
3187#endif 3369#endif
3188 3370
3189/* ------------------------------------------------------------------------- */ 3371/* ------------------------------------------------------------------------- */
3190/* 3372/*
3191 * Double click on button 3 when already selected 3373 * Double click on button 3 when already selected
3192 * EXT: button 3 double click 3374 * EXT: button 3 double click
3193 */ 3375 */
3194/* EXTPROTO */ 3376void ecb_cold
3195void
3196rxvt_selection_rotate(pR_ int x, int y) 3377rxvt_term::selection_rotate (int x, int y) NOTHROW
3197{ 3378{
3198 R->selection.clicks = R->selection.clicks % 3 + 1; 3379 selection.clicks = selection.clicks % 3 + 1;
3199 rxvt_selection_extend_colrow(aR_ Pixel2Col(x), Pixel2Row(y), 1, 0, 1); 3380 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3200} 3381}
3201
3202/* ------------------------------------------------------------------------- */
3203/*
3204 * On some systems, the Atom typedef is 64 bits wide. We need to have a type
3205 * that is exactly 32 bits wide, because a format of 64 is not allowed by
3206 * the X11 protocol.
3207 */
3208typedef CARD32 Atom32;
3209 3382
3210/* ------------------------------------------------------------------------- */ 3383/* ------------------------------------------------------------------------- */
3211/* 3384/*
3212 * Respond to a request for our current selection 3385 * Respond to a request for our current selection
3213 * EXT: SelectionRequest 3386 * EXT: SelectionRequest
3214 */ 3387 */
3215/* EXTPROTO */ 3388void ecb_cold
3216void
3217rxvt_selection_send(pR_ const XSelectionRequestEvent *rq) 3389rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3218{ 3390{
3391 Atom property = rq.property == None ? rq.target : rq.property;
3219 XSelectionEvent ev; 3392 XSelectionEvent ev;
3220#ifdef USE_XIM 3393
3394 ev.type = SelectionNotify;
3395 ev.property = None;
3396 ev.display = rq.display;
3397 ev.requestor = rq.requestor;
3398 ev.selection = rq.selection;
3399 ev.target = rq.target;
3400 ev.time = rq.time;
3401
3402 if (rq.target == xa[XA_TARGETS])
3403 {
3221 Atom32 target_list[4]; 3404 Atom target_list[6];
3405 Atom *target = target_list;
3406
3407 *target++ = xa[XA_TARGETS];
3408 *target++ = xa[XA_TIMESTAMP];
3409 *target++ = XA_STRING;
3410 *target++ = xa[XA_TEXT];
3411 *target++ = xa[XA_COMPOUND_TEXT];
3412#if X_HAVE_UTF8_STRING
3413 *target++ = xa[XA_UTF8_STRING];
3414#endif
3415
3416 XChangeProperty (dpy, rq.requestor, property, XA_ATOM,
3417 32, PropModeReplace,
3418 (unsigned char *)target_list, target - target_list);
3419 ev.property = property;
3420 }
3421#if TODO // TODO
3422 else if (rq.target == xa[XA_MULTIPLE])
3423 {
3424 /* TODO: Handle MULTIPLE */
3425 }
3426#endif
3427 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == XA_PRIMARY && selection.text)
3428 {
3429 XChangeProperty (dpy, rq.requestor, property, rq.target,
3430 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3431 ev.property = property;
3432 }
3433 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3434 {
3435 XChangeProperty (dpy, rq.requestor, property, rq.target,
3436 32, PropModeReplace, (unsigned char *)&clipboard_time, 1);
3437 ev.property = property;
3438 }
3439 else if (rq.target == XA_STRING
3440 || rq.target == xa[XA_TEXT]
3441 || rq.target == xa[XA_COMPOUND_TEXT]
3442 || rq.target == xa[XA_UTF8_STRING]
3443 )
3444 {
3445 XTextProperty ct;
3446 Atom target = rq.target;
3447 short freect = 0;
3448 int selectlen;
3449 wchar_t *cl;
3450 enum {
3451 enc_string = XStringStyle,
3452 enc_text = XStdICCTextStyle,
3453 enc_compound_text = XCompoundTextStyle,
3454#ifdef X_HAVE_UTF8_STRING
3455 enc_utf8 = XUTF8StringStyle,
3222#else 3456#else
3223 Atom32 target_list[3]; 3457 enc_utf8 = -1,
3224#endif 3458#endif
3225 Atom target; 3459 } style;
3226 XTextProperty ct;
3227 XICCEncodingStyle style;
3228 char *cl[2], dummy[1];
3229 3460
3230 ev.type = SelectionNotify;
3231 ev.property = None;
3232 ev.display = rq->display;
3233 ev.requestor = rq->requestor;
3234 ev.selection = rq->selection;
3235 ev.target = rq->target;
3236 ev.time = rq->time;
3237
3238 if (rq->target == R->xa[XA_TARGETS]) {
3239 target_list[0] = (Atom32) R->xa[XA_TARGETS];
3240 target_list[1] = (Atom32) XA_STRING;
3241 target_list[2] = (Atom32) R->xa[XA_TEXT];
3242#ifdef USE_XIM
3243 target_list[3] = (Atom32) R->xa[XA_COMPOUND_TEXT];
3244#endif
3245 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_ATOM,
3246 (8 * sizeof(target_list[0])), PropModeReplace,
3247 (unsigned char *)target_list,
3248 (sizeof(target_list) / sizeof(target_list[0])));
3249 ev.property = rq->property;
3250 } else if (rq->target == R->xa[XA_MULTIPLE]) {
3251 /* TODO: Handle MULTIPLE */
3252 } else if (rq->target == R->xa[XA_TIMESTAMP] && R->selection.text) {
3253 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_INTEGER,
3254 (8 * sizeof(Time)), PropModeReplace,
3255 (unsigned char *)&R->selection_time, 1);
3256 ev.property = rq->property;
3257 } else if (rq->target == XA_STRING 3461 if (target == XA_STRING)
3258 || rq->target == R->xa[XA_COMPOUND_TEXT] 3462 // we actually don't do XA_STRING, but who cares, as i18n clients
3259 || rq->target == R->xa[XA_TEXT]) { 3463 // will ask for another format anyways.
3260#ifdef USE_XIM 3464 style = enc_string;
3261 short freect = 0; 3465 else if (target == xa[XA_TEXT])
3466 style = enc_text;
3467 else if (target == xa[XA_COMPOUND_TEXT])
3468 style = enc_compound_text;
3469#if !ENABLE_MINIMAL
3470 else if (target == xa[XA_UTF8_STRING])
3471 style = enc_utf8;
3262#endif 3472#endif
3263 int selectlen; 3473 else
3264 3474 {
3265#ifdef USE_XIM
3266 if (rq->target != XA_STRING) {
3267 target = R->xa[XA_COMPOUND_TEXT]; 3475 target = xa[XA_COMPOUND_TEXT];
3268 style = (rq->target == R->xa[XA_COMPOUND_TEXT]) 3476 style = enc_compound_text;
3269 ? XCompoundTextStyle : XStdICCTextStyle; 3477 }
3270 } else 3478
3271#endif 3479 if (rq.selection == XA_PRIMARY && selection.text)
3272 { 3480 {
3273 target = XA_STRING; 3481 cl = selection.text;
3274 style = XStringStyle;
3275 }
3276 if (R->selection.text) {
3277 cl[0] = (char *)R->selection.text;
3278 selectlen = R->selection.len; 3482 selectlen = selection.len;
3279 } else { 3483 }
3280 cl[0] = dummy; 3484 else if (rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3281 *dummy = '\0'; 3485 {
3486 cl = selection.clip_text;
3487 selectlen = selection.clip_len;
3488 }
3489 else
3490 {
3491 cl = L"";
3282 selectlen = 0; 3492 selectlen = 0;
3283 } 3493 }
3284#ifdef USE_XIM 3494
3285 if (XmbTextListToTextProperty(R->Xdisplay, cl, 1, style, &ct) 3495#if !ENABLE_MINIMAL
3286 == Success) /* if we failed to convert then send it raw */ 3496 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
3497 // so recode it manually
3498 if (style == enc_utf8)
3499 {
3500 freect = 1;
3501 ct.encoding = target;
3502 ct.format = 8;
3503 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);
3504 ct.nitems = strlen ((char *)ct.value);
3505 }
3506 else
3507#endif
3508 if (XwcTextListToTextProperty (dpy, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3287 freect = 1; 3509 freect = 1;
3288 else 3510 else
3289#endif 3511 {
3290 { 3512 /* if we failed to convert then send it raw */
3291 ct.value = (unsigned char *)cl[0]; 3513 ct.value = (unsigned char *)cl;
3292 ct.nitems = selectlen; 3514 ct.nitems = selectlen;
3293 } 3515 ct.encoding = target;
3516 }
3517
3294 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, 3518 XChangeProperty (dpy, rq.requestor, property,
3295 target, 8, PropModeReplace, 3519 ct.encoding, 8, PropModeReplace,
3296 ct.value, (int)ct.nitems); 3520 ct.value, (int)ct.nitems);
3297 ev.property = rq->property; 3521 ev.property = property;
3298#ifdef USE_XIM 3522
3299 if (freect) 3523 if (freect)
3300 XFree(ct.value); 3524 XFree (ct.value);
3301#endif
3302 } 3525 }
3526
3303 XSendEvent(R->Xdisplay, rq->requestor, False, 0L, (XEvent *)&ev); 3527 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3304} 3528}
3305 3529
3306/* ------------------------------------------------------------------------- * 3530/* ------------------------------------------------------------------------- */
3307 * MOUSE ROUTINES *
3308 * ------------------------------------------------------------------------- */
3309
3310/*
3311 * return col/row values corresponding to x/y pixel values
3312 */
3313/* EXTPROTO */
3314void
3315rxvt_pixel_position(pR_ int *x, int *y)
3316{
3317 *x = Pixel2Col(*x);
3318/* MAX_IT(*x, 0); MIN_IT(*x, (int)R->TermWin.ncol - 1); */
3319 *y = Pixel2Row(*y);
3320/* MAX_IT(*y, 0); MIN_IT(*y, (int)R->TermWin.nrow - 1); */
3321}
3322/* ------------------------------------------------------------------------- */
3323#ifdef USE_XIM 3531#if USE_XIM
3324/* EXTPROTO */ 3532void ecb_cold
3325void 3533rxvt_term::im_set_position (XPoint &pos) NOTHROW
3326rxvt_setPosition(pR_ XPoint *pos)
3327{ 3534{
3328 XWindowAttributes xwa; 3535 XWindowAttributes xwa;
3329 3536
3330 XGetWindowAttributes(R->Xdisplay, R->TermWin.vt, &xwa); 3537 XGetWindowAttributes (dpy, vt, &xwa);
3331 pos->x = Col2Pixel(R->screen.cur.col) + xwa.x; 3538
3332 pos->y = Height2Pixel((R->screen.cur.row + 1)) + xwa.y 3539 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3333 - R->TermWin.lineSpace; 3540 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3334} 3541}
3335#endif 3542#endif
3336/* ------------------------------------------------------------------------- */ 3543
3337 3544#if ENABLE_OVERLAY
3545void
3546rxvt_term::scr_overlay_new (int x, int y, int w, int h) NOTHROW
3547{
3548 if (nrow < 1 || ncol < 1)
3549 return;
3550
3551 want_refresh = 1;
3552
3553 scr_overlay_off ();
3554
3555 if (x < 0) x = ncol - w;
3556 if (y < 0) y = nrow - h;
3557
3558 // make space for border
3559 w += 2; min_it (w, ncol);
3560 h += 2; min_it (h, nrow);
3561
3562 x -= 1; clamp_it (x, 0, ncol - w);
3563 y -= 1; clamp_it (y, 0, nrow - h);
3564
3565 ov.x = x; ov.y = y;
3566 ov.w = w; ov.h = h;
3567
3568 ov.text = new text_t *[h];
3569 ov.rend = new rend_t *[h];
3570
3571 for (y = 0; y < h; y++)
3572 {
3573 text_t *tp = ov.text[y] = new text_t[w];
3574 rend_t *rp = ov.rend[y] = new rend_t[w];
3575
3576 text_t t0, t1, t2;
3577 rend_t r = OVERLAY_RSTYLE;
3578
3579 if (y == 0)
3580 t0 = 0x2554, t1 = 0x2550, t2 = 0x2557;
3581 else if (y < h - 1)
3582 t0 = 0x2551, t1 = 0x0020, t2 = 0x2551;
3583 else
3584 t0 = 0x255a, t1 = 0x2550, t2 = 0x255d;
3585
3586 *tp++ = t0;
3587 *rp++ = r;
3588
3589 for (x = w - 2; x > 0; --x)
3590 {
3591 *tp++ = t1;
3592 *rp++ = r;
3593 }
3594
3595 *tp = t2;
3596 *rp = r;
3597 }
3598}
3599
3600void
3601rxvt_term::scr_overlay_off () NOTHROW
3602{
3603 if (!ov.text)
3604 return;
3605
3606 want_refresh = 1;
3607
3608 for (int y = 0; y < ov.h; y++)
3609 {
3610 delete [] ov.text[y];
3611 delete [] ov.rend[y];
3612 }
3613
3614 delete [] ov.text; ov.text = 0;
3615 delete [] ov.rend; ov.rend = 0;
3616}
3617
3618void
3619rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW
3620{
3621 if (!ov.text || x >= ov.w - 2 || y >= ov.h - 2)
3622 return;
3623
3624 x++, y++;
3625
3626 ov.text[y][x] = text;
3627 ov.rend[y][x] = rend;
3628}
3629
3630void
3631rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW
3632{
3633 while (*s)
3634 scr_overlay_set (x++, y, *s++);
3635}
3636
3637void
3638rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW
3639{
3640 while (*s)
3641 {
3642 text_t t = *s++;
3643 int width = WCWIDTH (t);
3644
3645 while (width--)
3646 {
3647 scr_overlay_set (x++, y, t);
3648 t = NOCHAR;
3649 }
3650 }
3651}
3652
3653void
3654rxvt_term::scr_swap_overlay () NOTHROW
3655{
3656 if (!ov.text)
3657 return;
3658
3659 // hide cursor if it is within the overlay area
3660 if (IN_RANGE_EXC (screen.cur.col - ov.x, 0, ov.w)
3661 && IN_RANGE_EXC (screen.cur.row - ov.y, 0, ov.h))
3662 screen.flags &= ~Screen_VisibleCursor;
3663
3664 // swap screen mem with overlay
3665 for (int y = ov.h; y--; )
3666 {
3667 text_t *t1 = ov.text[y];
3668 rend_t *r1 = ov.rend[y];
3669
3670 text_t *t2 = ROW(y + ov.y + view_start).t + ov.x;
3671 rend_t *r2 = ROW(y + ov.y + view_start).r + ov.x;
3672
3673 for (int x = ov.w; x--; )
3674 {
3675 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3676 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3677 }
3678 }
3679}
3680
3681#endif
3338/* ------------------------------------------------------------------------- * 3682/* ------------------------------------------------------------------------- */
3339 * DEBUG ROUTINES *
3340 * ------------------------------------------------------------------------- */
3341#if 0
3342/* INTPROTO */
3343void
3344rxvt_debug_colors(void)
3345{
3346 int color;
3347 const char *name[] = {
3348 "fg", "bg",
3349 "black", "red", "green", "yellow", "blue", "magenta", "cyan", "white"
3350 };
3351 3683
3352 fprintf(stderr, "Color ( ");
3353 if (R->rstyle & RS_RVid)
3354 fprintf(stderr, "rvid ");
3355 if (R->rstyle & RS_Bold)
3356 fprintf(stderr, "bold ");
3357 if (R->rstyle & RS_Blink)
3358 fprintf(stderr, "blink ");
3359 if (R->rstyle & RS_Uline)
3360 fprintf(stderr, "uline ");
3361 fprintf(stderr, "): ");
3362
3363 color = GET_FGCOLOR(R->rstyle);
3364#ifndef NO_BRIGHTCOLOR
3365 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3366 color -= (minBrightCOLOR - minCOLOR);
3367 fprintf(stderr, "bright ");
3368 }
3369#endif
3370 fprintf(stderr, "%s on ", name[color]);
3371
3372 color = GET_BGCOLOR(R->rstyle);
3373#ifndef NO_BRIGHTCOLOR
3374 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3375 color -= (minBrightCOLOR - minCOLOR);
3376 fprintf(stderr, "bright ");
3377 }
3378#endif
3379 fprintf(stderr, "%s\n", name[color]);
3380}
3381#endif

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