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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.2 by pcg, Mon Nov 24 17:31:27 2003 UTC vs.
Revision 1.462 by root, Thu Jun 17 11:01:57 2021 UTC

1/*--------------------------------*-C-*--------------------------------------* 1/*---------------------------------------------------------------------------*
2 * File: screen.c 2 * File: screen.C
3 *---------------------------------------------------------------------------* 3 *---------------------------------------------------------------------------*
4 * $Id: screen.C,v 1.2 2003/11/24 17:31:27 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 * Copyright (c) 2015 Emanuele Giaquinta <e.giaquinta@glauco.it>
7 * 8 *
8 * This program is free software; you can redistribute it and/or modify 9 * 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 10 * 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 11 * the Free Software Foundation; either version 3 of the License, or
11 * (at your option) any later version. 12 * (at your option) any later version.
12 * 13 *
13 * This program is distributed in the hope that it will be useful, 14 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of 15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
… …
17 * 18 *
18 * You should have received a copy of the GNU General Public License 19 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software 20 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 21 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
21 *--------------------------------------------------------------------------*/ 22 *--------------------------------------------------------------------------*/
23
22/* 24/*
23 * We handle _all_ screen updates and selections 25 * This file handles _all_ screen updates and selections
24 */ 26 */
25 27
26#include "../config.h" /* NECESSARY */ 28#include "../config.h" /* NECESSARY */
27#define INTERN_SCREEN
28#include "rxvt.h" /* NECESSARY */ 29#include "rxvt.h" /* NECESSARY */
29#include "screen.intpro" /* PROTOS for internal routines */ 30#include "rxvtperl.h" /* NECESSARY */
30 31
31#include <X11/Xmd.h> /* get the typedef for CARD32 */
32
33#include <stdint.h> 32#include <inttypes.h>
34#include <wchar.h>
35 33
34static inline void
36inline void fill_text (text_t *start, text_t value, int len) 35fill_text (text_t *start, text_t value, int len)
37{ 36{
38 while (len--) 37 while (len--)
39 *start++ = value; 38 *start++ = value;
40} 39}
41 40
42#define RESET_CHSTAT(H) \
43 if ((H)->chstat == WBYTE) \
44 (H)->chstat = SBYTE, (H)->lost_multi = 1
45
46/* ------------------------------------------------------------------------- */ 41/* ------------------------------------------------------------------------- */
47#define PROP_SIZE 16384 42#define TABSIZE 8 /* default tab size */
48#define TABSIZE 8 /* default tab size */
49 43
50/* ------------------------------------------------------------------------- * 44/* ------------------------------------------------------------------------- *
51 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES * 45 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES *
52 * ------------------------------------------------------------------------- */ 46 * ------------------------------------------------------------------------- */
53#define ZERO_SCROLLBACK(R) \ 47#define ZERO_SCROLLBACK() \
54 if (((R)->Options & Opt_scrollTtyOutput) == Opt_scrollTtyOutput) \ 48 if (option (Opt_scrollTtyOutput)) \
55 (R)->TermWin.view_start = 0 49 view_start = 0
56#define CLEAR_SELECTION(R) \ 50#define CLEAR_SELECTION() \
57 (R)->selection.beg.row = (R)->selection.beg.col \ 51 selection.beg.row = selection.beg.col \
58 = (R)->selection.end.row = (R)->selection.end.col = 0 52 = selection.end.row = selection.end.col = 0
59#define CLEAR_ALL_SELECTION(R) \ 53#define CLEAR_ALL_SELECTION() \
60 (R)->selection.beg.row = (R)->selection.beg.col \ 54 selection.beg.row = selection.beg.col \
61 = (R)->selection.mark.row = (R)->selection.mark.col \ 55 = selection.mark.row = selection.mark.col \
62 = (R)->selection.end.row = (R)->selection.end.col = 0 56 = selection.end.row = selection.end.col = 0
63 57
64#define ROW_AND_COL_IS_AFTER(A, B, C, D) \ 58#define ROW_AND_COL_IS_AFTER(A, B, C, D) \
65 (((A) > (C)) || (((A) == (C)) && ((B) > (D)))) 59 (((A) > (C)) || (((A) == (C)) && ((B) > (D))))
66#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \ 60#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \
67 (((A) < (C)) || (((A) == (C)) && ((B) < (D)))) 61 (((A) < (C)) || (((A) == (C)) && ((B) < (D))))
68#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \ 62#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \
69 (((A) == (C)) && ((B) > (D))) 63 (((A) == (C)) && ((B) > (D)))
70#define ROW_AND_COL_IN_ROW_AT_OR_AFTER(A, B, C, D) \ 64#define ROW_AND_COL_IN_ROW_AT_OR_AFTER(A, B, C, D) \
71 (((A) == (C)) && ((B) >= (D))) 65 (((A) == (C)) && ((B) >= (D)))
72#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \ 66#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \
73 (((A) == (C)) && ((B) < (D))) 67 (((A) == (C)) && ((B) < (D)))
74#define ROW_AND_COL_IN_ROW_AT_OR_BEFORE(A, B, C, D) \ 68#define ROW_AND_COL_IN_ROW_AT_OR_BEFORE(A, B, C, D) \
75 (((A) == (C)) && ((B) <= (D))) 69 (((A) == (C)) && ((B) <= (D)))
76 70
77/* these must be row_col_t */ 71/* these must be row_col_t */
78#define ROWCOL_IS_AFTER(X, Y) \ 72#define ROWCOL_IS_AFTER(X, Y) \
79 ROW_AND_COL_IS_AFTER((X).row, (X).col, (Y).row, (Y).col) 73 ROW_AND_COL_IS_AFTER ((X).row, (X).col, (Y).row, (Y).col)
80#define ROWCOL_IS_BEFORE(X, Y) \ 74#define ROWCOL_IS_BEFORE(X, Y) \
81 ROW_AND_COL_IS_BEFORE((X).row, (X).col, (Y).row, (Y).col) 75 ROW_AND_COL_IS_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
82#define ROWCOL_IN_ROW_AFTER(X, Y) \ 76#define ROWCOL_IN_ROW_AFTER(X, Y) \
83 ROW_AND_COL_IN_ROW_AFTER((X).row, (X).col, (Y).row, (Y).col) 77 ROW_AND_COL_IN_ROW_AFTER ((X).row, (X).col, (Y).row, (Y).col)
84#define ROWCOL_IN_ROW_BEFORE(X, Y) \ 78#define ROWCOL_IN_ROW_BEFORE(X, Y) \
85 ROW_AND_COL_IN_ROW_BEFORE((X).row, (X).col, (Y).row, (Y).col) 79 ROW_AND_COL_IN_ROW_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
86#define ROWCOL_IN_ROW_AT_OR_AFTER(X, Y) \ 80#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) 81 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) \ 82#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) 83 ROW_AND_COL_IN_ROW_AT_OR_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
90 84
91/* 85/*
92 * CLEAR_ROWS : clear <num> rows starting from row <row>
93 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y> 86 * 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 */ 87 */
96#define drawBuffer (R->TermWin.vt) 88#define CLEAR_CHARS(x, y, num) \
97 89 if (mapped) \
98#define CLEAR_ROWS(row, num) \ 90 XClearArea (dpy, vt, x, y, \
99 if (R->TermWin.mapped) \ 91 (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) 92 (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 93
116/* ------------------------------------------------------------------------- * 94/* ------------------------------------------------------------------------- *
117 * SCREEN `COMMON' ROUTINES * 95 * SCREEN `COMMON' ROUTINES *
118 * ------------------------------------------------------------------------- */ 96 * ------------------------------------------------------------------------- */
97
119/* Fill part/all of a line with blanks. */ 98/* Fill part/all of a line with blanks. */
120/* INTPROTO */
121void 99void
122rxvt_blank_line(pR_ text_t *et, rend_t *er, unsigned int width, rend_t efs) 100rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const noexcept
123{ 101{
124 efs &= ~RS_baseattrMask; 102 if (!l.valid ())
125 efs = SET_FONT (efs, R->TermWin.fontset->find_font (' ')); 103 {
104 l.alloc ();
105 col = 0;
106 width = ncol;
107 }
126 108
109 l.touch ();
110
111 efs &= ~RS_baseattrMask; // remove italic etc. fontstyles
112 efs = SET_FONT (efs, FONTSET (efs)->find_space_font ());
113
114 text_t *et = l.t + col;
115 rend_t *er = l.r + col;
116
127 while (width--) 117 while (width--)
128 { 118 {
129 *et++ = ' '; 119 *et++ = ' ';
130 *er++ = efs; 120 *er++ = efs;
131 } 121 }
132} 122}
133 123
134/* ------------------------------------------------------------------------- */ 124/* ------------------------------------------------------------------------- */
135/* Fill a full line with blanks - make sure it is allocated first */ 125/* Fill a full line with blanks - make sure it is allocated first */
136/* INTPROTO */
137void 126void
138rxvt_blank_screen_mem(pR_ text_t **tp, rend_t **rp, unsigned int row, rend_t efs) 127rxvt_term::scr_blank_screen_mem (line_t &l, rend_t efs) const noexcept
139{ 128{
140 int width = R->TermWin.ncol; 129 scr_blank_line (l, 0, ncol, efs);
141 rend_t *er;
142 130
143#ifdef DEBUG_STRICT 131 l.l = 0;
144 assert((tp[row] && rp[row]) || (tp[row] == NULL && rp[row] == NULL)); 132 l.f = 0;
145#endif 133}
146 if (tp[row] == NULL) { 134
147 tp[row] = (text_t *)rxvt_malloc(sizeof(text_t) * width); 135// nuke a single wide character at the given column
148 rp[row] = (rend_t *)rxvt_malloc(sizeof(rend_t) * width); 136void
149 } 137rxvt_term::scr_kill_char (line_t &l, int col) const noexcept
150 rxvt_blank_line (aR_ tp[row], rp[row], width, efs); 138{
139 // find begin
140 while (col > 0 && l.t[col] == NOCHAR)
141 col--;
142
143 rend_t rend = l.r[col] & ~RS_baseattrMask;
144 rend = SET_FONT (rend, FONTSET (rend)->find_space_font ());
145
146 l.touch ();
147
148 // found start, nuke
149 do {
150 l.t[col] = ' ';
151 l.r[col] = rend;
152 col++;
153 } while (col < ncol && l.t[col] == NOCHAR);
154}
155
156// set the rendition of a single wide character beginning at the given column
157void
158rxvt_term::scr_set_char_rend (line_t &l, int col, rend_t rend)
159{
160 do {
161 l.r[col] = rend;
162 col++;
163 } while (col < ncol && l.t[col] == NOCHAR);
151} 164}
152 165
153/* ------------------------------------------------------------------------- * 166/* ------------------------------------------------------------------------- *
154 * SCREEN INITIALISATION * 167 * SCREEN INITIALISATION *
155 * ------------------------------------------------------------------------- */ 168 * ------------------------------------------------------------------------- */
156/* EXTPROTO */ 169
157void 170void
171rxvt_term::scr_alloc () noexcept
172{
173 int tsize = sizeof (text_t) * ncol;
174 int rsize = sizeof (rend_t) * ncol;
175
176 // we assume that rend_t size is a sufficient alignment
177 // factor for text_t and line_t values, and we only
178 // need to adjust tsize.
179 tsize = (tsize + sizeof (rend_t) - 1);
180 tsize -= tsize % sizeof (rend_t);
181
182 int all_rows = total_rows + nrow + nrow;
183
184 chunk_size = (sizeof (line_t) + rsize + tsize) * all_rows;
185 chunk = chunk_alloc (chunk_size, 0);
186
187 char *base = (char *)chunk + sizeof (line_t) * all_rows;
188
189 for (int row = 0; row < all_rows; ++row)
190 {
191 line_t &l = ((line_t *)chunk) [row];
192
193 l.t = (text_t *)base; base += tsize;
194 l.r = (rend_t *)base; base += rsize;
195 l.l = -1;
196 l.f = 0;
197 }
198
199 drawn_buf = (line_t *)chunk;
200 swap_buf = drawn_buf + nrow;
201 row_buf = swap_buf + nrow;
202}
203
204void
205rxvt_term::copy_line (line_t &dst, line_t &src)
206{
207 scr_blank_screen_mem (dst, DEFAULT_RSTYLE);
208 dst.l = min (src.l, ncol);
209 memcpy (dst.t, src.t, sizeof (text_t) * dst.l);
210 memcpy (dst.r, src.r, sizeof (rend_t) * dst.l);
211 dst.f = src.f;
212}
213
214void ecb_cold
158rxvt_scr_reset(pR) 215rxvt_term::scr_reset ()
159{ 216{
160 unsigned int ncol, nrow, prev_ncol, prev_nrow, 217#if ENABLE_OVERLAY
161 total_rows, prev_total_rows; 218 scr_overlay_off ();
162 unsigned int p, q; 219#endif
163 int k;
164 rend_t setrstyle;
165 220
166 D_SCREEN((stderr, "rxvt_scr_reset()")); 221 view_start = 0;
167
168 R->TermWin.view_start = 0;
169 RESET_CHSTAT(R->h);
170 R->h->num_scr = 0; 222 num_scr = 0;
171 223
172 prev_ncol = R->h->prev_ncol; 224 if (ncol == 0)
173 prev_nrow = R->h->prev_nrow; 225 ncol = 80;
174 if (R->TermWin.ncol == 0) 226
175 R->TermWin.ncol = 80; 227 if (nrow == 0)
176 if (R->TermWin.nrow == 0) 228 nrow = 24;
177 R->TermWin.nrow = 24; 229
178 ncol = R->TermWin.ncol;
179 nrow = R->TermWin.nrow;
180 if (ncol == prev_ncol && nrow == prev_nrow) 230 if (ncol == prev_ncol && nrow == prev_nrow)
181 return; 231 return;
182 232
233 // we need at least two lines for wrapping to work correctly
234 while (nrow + saveLines < 2)
235 {
236 //TODO//FIXME
237 saveLines++;
238 prev_nrow--;
239 top_row--;
240 }
241
183 R->h->want_refresh = 1; 242 want_refresh = 1;
184 243
185 total_rows = nrow + R->TermWin.saveLines;
186 prev_total_rows = prev_nrow + R->TermWin.saveLines; 244 int prev_total_rows = prev_nrow + saveLines;
245 total_rows = nrow + saveLines;
187 246
188 R->screen.tscroll = 0; 247 screen.tscroll = 0;
189 R->screen.bscroll = nrow - 1; 248 screen.bscroll = nrow - 1;
190 249
191 if (prev_nrow == 0) { 250 void *prev_chunk = chunk;
192/* 251 size_t prev_chunk_size = chunk_size;
193 * A: first time called so just malloc everything : don't rely on realloc 252 line_t *prev_drawn_buf = drawn_buf;
194 * Note: this is still needed so that all the scrollback lines are NULL 253 line_t *prev_swap_buf = swap_buf;
195 */ 254 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 *));
200 255
201 R->screen.tlen = (int16_t *)rxvt_calloc(total_rows, sizeof(int16_t)); 256 scr_alloc ();
202 R->swap.tlen = (int16_t *)rxvt_calloc(nrow, sizeof(int16_t));
203 257
204 R->screen.rend = (rend_t **)rxvt_calloc(total_rows, sizeof(rend_t *)); 258 if (!prev_row_buf)
205 R->buf_rend = (rend_t **)rxvt_calloc(total_rows, sizeof(rend_t *)); 259 {
206 R->drawn_rend = (rend_t **)rxvt_calloc(nrow, sizeof(rend_t *)); 260 top_row = 0;
207 R->swap.rend = (rend_t **)rxvt_calloc(nrow, sizeof(rend_t *)); 261 term_start = 0;
208 262
209 for (p = 0; p < nrow; p++) { 263 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->h->charsets, 'B', sizeof(R->h->charsets));
220 R->TermWin.nscrolled = 0; /* no saved lines */
221 R->h->rstyle = DEFAULT_RSTYLE; 264 rstyle = DEFAULT_RSTYLE;
222 R->screen.flags = Screen_DefaultFlags; 265 screen.flags = Screen_DefaultFlags;
223 R->screen.cur.row = R->screen.cur.col = 0; 266 screen.cur.row = screen.cur.col = 0;
224 R->screen.charset = 0; 267 screen.charset = 0;
225 R->h->current_screen = PRIMARY; 268 current_screen = PRIMARY;
226 rxvt_scr_cursor(aR_ SAVE); 269 scr_cursor (SAVE);
270
227#if NSCREENS 271#if NSCREENS
228 R->swap.flags = Screen_DefaultFlags; 272 swap.flags = Screen_DefaultFlags;
229 R->swap.cur.row = R->swap.cur.col = 0; 273 swap.cur.row = swap.cur.col = 0;
230 R->swap.charset = 0; 274 swap.charset = 0;
231 R->h->current_screen = SECONDARY; 275 current_screen = SECONDARY;
232 rxvt_scr_cursor(aR_ SAVE); 276 scr_cursor (SAVE);
233 R->h->current_screen = PRIMARY; 277 current_screen = PRIMARY;
234#endif 278#endif
279
235 R->selection.text = NULL; 280 selection.text = NULL;
236 R->selection.len = 0; 281 selection.len = 0;
237 R->selection.op = SELECTION_CLEAR; 282 selection.op = SELECTION_CLEAR;
238 R->selection.screen = PRIMARY; 283 selection.screen = PRIMARY;
239 R->selection.clicks = 0; 284 selection.clicks = 0;
240 CLEAR_ALL_SELECTION(R); 285 selection.clip_text = NULL;
241 R->h->rvideo = 0; 286 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 } 287 }
275 /* we have fewer rows so fix up cursor position */ 288 else
276 MIN_IT(R->screen.cur.row, (int32_t)nrow - 1); 289 {
277 MIN_IT(R->swap.cur.row, (int32_t)nrow - 1); 290 /*
291 * add or delete rows as appropriate
292 */
278 293
279 rxvt_scr_reset_realloc(aR); /* realloc _last_ */ 294 int common_col = min (prev_ncol, ncol);
280 295
281 } else if (nrow > prev_nrow) { 296 for (int row = min (nrow, prev_nrow); row--; )
282 /* add rows */ 297 {
283 rxvt_scr_reset_realloc(aR); /* realloc _first_ */ 298 scr_blank_screen_mem (drawn_buf [row], DEFAULT_RSTYLE);
299 memcpy (drawn_buf [row].t, prev_drawn_buf [row].t, sizeof (text_t) * common_col);
300 memcpy (drawn_buf [row].r, prev_drawn_buf [row].r, sizeof (rend_t) * common_col);
284 301
285 k = min(R->TermWin.nscrolled, nrow - prev_nrow); 302 copy_line (swap_buf [row], prev_swap_buf [row]);
286 for (p = prev_total_rows; p < total_rows; p++) { 303 }
287 R->screen.tlen[p] = 0; 304
288 R->screen.text[p] = NULL; 305 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
289 R->screen.rend[p] = NULL; 306 int pend = MOD (term_start + top_row , prev_total_rows);
307 int q = total_rows; // rewrapped row
308
309 if (top_row)
310 {
311 // Re-wrap lines. This is rather ugly, possibly because I am too dumb
312 // to come up with a lean and mean algorithm.
313 // TODO: maybe optimise when width didn't change
314
315 row_col_t ocur = screen.cur;
316 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
317
318 do
319 {
320 p = MOD (p - 1, prev_total_rows);
321 assert (prev_row_buf [MOD (p, prev_total_rows)].t);
322 int plines = 1;
323 int llen = prev_row_buf [MOD (p, prev_total_rows)].l;
324
325 while (p != pend && prev_row_buf [MOD (p - 1, prev_total_rows)].is_longer ())
326 {
327 p = MOD (p - 1, prev_total_rows);
328
329 plines++;
330 llen += prev_ncol;
331 }
332
333 int qlines = max (0, (llen - 1) / ncol) + 1;
334
335 // drop partial lines completely
336 if (q < qlines)
337 break;
338
339 q -= qlines;
340
341 int lofs = 0;
342 line_t *qline;
343
344 // re-assemble the full line by destination lines
345 for (int qrow = q; qlines--; qrow++)
346 {
347 qline = row_buf + qrow;
348 qline->alloc (); // redundant with next line
349 qline->l = ncol;
350 qline->is_longer (1);
351
352 int qcol = 0;
353
354 // see below for cursor adjustment rationale
355 if (p == ocur.row)
356 screen.cur.row = q - (total_rows - nrow);
357
358 // fill a single destination line
359 while (lofs < llen && qcol < ncol)
360 {
361 int prow = lofs / prev_ncol;
362 int pcol = lofs % prev_ncol;
363
364 prow = MOD (p + prow, prev_total_rows);
365
366 // we only adjust the cursor _row_ and put it into
367 // the topmost line of "long line" it was in, as
368 // this seems to upset applications/shells/readline
369 // least.
370 if (prow == ocur.row)
371 screen.cur.row = q - (total_rows - nrow);
372
373 line_t &pline = prev_row_buf [prow];
374
375 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
376
377 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
378 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
379
380 lofs += len;
381 qcol += len;
382 }
383 }
384
385 qline->l = llen ? MOD (llen - 1, ncol) + 1 : 0;
386 qline->is_longer (0);
387 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
388 }
389 while (p != pend && q > 0);
390
391 term_start = total_rows - nrow;
392 top_row = q - term_start;
393
394 // make sure all terminal lines exist
395 while (top_row > 0)
396 scr_blank_screen_mem (ROW (--top_row), DEFAULT_RSTYLE);
397 }
398 else
399 {
400 // if no scrollback exists (yet), wing, instead of wrap
401
402 for (int row = min (nrow, prev_nrow); row--; )
403 {
404 line_t &src = prev_row_buf [MOD (term_start + row, prev_total_rows)];
405 line_t &dst = row_buf [row];
406
407 copy_line (dst, src);
408 }
409
410 for (int row = prev_nrow; row < nrow; row++)
411 scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE);
412
413 term_start = 0;
414 }
415
416 clamp_it (screen.cur.row, 0, nrow - 1);
417 clamp_it (screen.cur.col, 0, ncol - 1);
290 } 418 }
291 for (p = prev_total_rows; p < total_rows - k; p++) 419
292 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend, 420 for (int row = nrow; row--; )
293 p, setrstyle); 421 {
294 for (p = prev_nrow; p < nrow; p++) { 422 if (!ROW (row).valid ()) scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
295 R->swap.tlen[p] = 0; 423 if (!swap_buf [row].valid ()) scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
296 R->swap.text[p] = NULL; 424 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 } 425 }
305 if (k > 0) { 426
306 rxvt_scroll_text(aR_ 0, (int)nrow - 1, -k, 1); 427 chunk_free (prev_chunk, prev_chunk_size);
307 R->screen.cur.row += k; 428
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); 429 free (tabs);
358 }
359
360 R->tabs = (char *)rxvt_malloc(ncol * sizeof(char)); 430 tabs = (char *)rxvt_malloc (ncol);
361 431
362 for (p = 0; p < ncol; p++) 432 for (int col = ncol; col--; )
363 R->tabs[p] = (p % TABSIZE == 0) ? 1 : 0; 433 tabs [col] = col % TABSIZE == 0;
364 434
435 CLEAR_ALL_SELECTION ();
436
365 R->h->prev_nrow = nrow; 437 prev_nrow = nrow;
366 R->h->prev_ncol = ncol; 438 prev_ncol = ncol;
367 439
368 rxvt_tt_winsize(R->cmd_fd, R->TermWin.ncol, R->TermWin.nrow, R->h->cmd_pid); 440 tt_winch ();
369}
370 441
371/* INTPROTO */ 442 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} 443}
394 444
395/* ------------------------------------------------------------------------- */ 445void ecb_cold
396/* 446rxvt_term::scr_release () noexcept
397 * Free everything. That way malloc debugging can find leakage.
398 */
399/* EXTPROTO */
400void
401rxvt_scr_release(pR)
402{ 447{
403 uint16_t total_rows; 448 chunk_free (chunk, chunk_size);
404 int i; 449 chunk = 0;
450 row_buf = 0;
405 451
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); 452 free (tabs);
433 453 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} 454}
442 455
443/* ------------------------------------------------------------------------- */ 456/* ------------------------------------------------------------------------- */
444/* 457/*
445 * Hard reset 458 * Hard/Soft reset
446 */ 459 */
447/* EXTPROTO */ 460void ecb_cold
448void
449rxvt_scr_poweron(pR) 461rxvt_term::scr_poweron ()
450{ 462{
451 D_SCREEN((stderr, "rxvt_scr_poweron()"));
452
453 rxvt_scr_release(aR); 463 scr_release ();
464
454 R->h->prev_nrow = R->h->prev_ncol = 0; 465 prev_nrow = prev_ncol = 0;
455 rxvt_scr_reset(aR); 466 rvideo_mode = false;
467 scr_soft_reset ();
468 scr_reset ();
456 469
457 rxvt_scr_clear(aR); 470 scr_clear (true);
458 rxvt_scr_refresh(aR_ SLOW_REFRESH); 471 scr_refresh ();
459#ifdef RXVT_GRAPHICS 472}
460 rxvt_Gr_reset(aR); 473
474void ecb_cold
475rxvt_term::scr_soft_reset () noexcept
476{
477 /* only affects modes, nothing drastic such as clearing the screen */
478#if ENABLE_OVERLAY
479 scr_overlay_off ();
461#endif 480#endif
481
482 if (current_screen != PRIMARY)
483 scr_swap_screen ();
484
485 scr_scroll_region (0, MAX_ROWS - 1);
486 scr_rendition (0, ~RS_None);
487 scr_insert_mode (0);
462} 488}
463 489
464/* ------------------------------------------------------------------------- * 490/* ------------------------------------------------------------------------- *
465 * PROCESS SCREEN COMMANDS * 491 * PROCESS SCREEN COMMANDS *
466 * ------------------------------------------------------------------------- */ 492 * ------------------------------------------------------------------------- */
467/* 493/*
468 * Save and Restore cursor 494 * Save and Restore cursor
469 * XTERM_SEQ: Save cursor : ESC 7 495 * XTERM_SEQ: Save cursor : ESC 7
470 * XTERM_SEQ: Restore cursor: ESC 8 496 * XTERM_SEQ: Restore cursor: ESC 8
471 */ 497 */
472/* EXTPROTO */
473void 498void
474rxvt_scr_cursor(pR_ int mode) 499rxvt_term::scr_cursor (cursor_mode mode) noexcept
475{ 500{
476 screen_t *s; 501 screen_t *s;
477
478 D_SCREEN((stderr, "rxvt_scr_cursor(%c)", mode));
479 502
480#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR) 503#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
481 if (R->h->current_screen == SECONDARY) 504 if (current_screen == SECONDARY)
482 s = &(R->swap); 505 s = &swap;
483 else 506 else
484#endif 507#endif
485 s = &(R->screen); 508 s = &screen;
509
486 switch (mode) { 510 switch (mode)
511 {
487 case SAVE: 512 case SAVE:
488 s->s_cur.row = s->cur.row; 513 s->s_cur.row = screen.cur.row;
489 s->s_cur.col = s->cur.col; 514 s->s_cur.col = screen.cur.col;
490 s->s_rstyle = R->h->rstyle; 515 s->s_rstyle = rstyle;
491 s->s_charset = s->charset; 516 s->s_charset = screen.charset;
492 s->s_charset_char = R->h->charsets[s->charset]; 517 s->s_charset_char = charsets[screen.charset];
493 break; 518 break;
519
494 case RESTORE: 520 case RESTORE:
495 R->h->want_refresh = 1; 521 want_refresh = 1;
496 s->cur.row = s->s_cur.row; 522 screen.cur.row = s->s_cur.row;
497 s->cur.col = s->s_cur.col; 523 screen.cur.col = s->s_cur.col;
498 s->flags &= ~Screen_WrapNext; 524 screen.flags &= ~Screen_WrapNext;
499 R->h->rstyle = s->s_rstyle; 525 rstyle = s->s_rstyle;
500 s->charset = s->s_charset; 526 screen.charset = s->s_charset;
501 R->h->charsets[s->charset] = s->s_charset_char; 527 charsets[screen.charset] = s->s_charset_char;
502 rxvt_set_font_style(aR); 528 set_font_style ();
503 break; 529 break;
504 } 530 }
531
505/* boundary check in case screen size changed between SAVE and RESTORE */ 532 /* boundary check in case screen size changed between SAVE and RESTORE */
506 MIN_IT(s->cur.row, R->TermWin.nrow - 1); 533 min_it (s->cur.row, nrow - 1);
507 MIN_IT(s->cur.col, R->TermWin.ncol - 1); 534 min_it (s->cur.col, ncol - 1);
508#ifdef DEBUG_STRICT
509 assert(s->cur.row >= 0); 535 assert (s->cur.row >= 0);
510 assert(s->cur.col >= 0); 536 assert (s->cur.col >= 0);
511#else /* drive with your eyes closed */ 537}
512 MAX_IT(s->cur.row, 0); 538
513 MAX_IT(s->cur.col, 0); 539void
514#endif 540rxvt_term::scr_swap_screen () noexcept
541{
542 if (!option (Opt_secondaryScreen))
543 return;
544
545 for (int i = prev_nrow; i--; )
546 ::swap (ROW(i), swap_buf [i]);
547
548 ::swap (screen.cur, swap.cur);
549
550 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
551 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
515} 552}
516 553
517/* ------------------------------------------------------------------------- */ 554/* ------------------------------------------------------------------------- */
518/* 555/*
519 * Swap between primary and secondary screens 556 * Swap between primary and secondary screens
520 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h 557 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h
521 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l 558 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l
522 */ 559 */
523/* EXTPROTO */ 560void
524int
525rxvt_scr_change_screen(pR_ int scrn) 561rxvt_term::scr_change_screen (int scrn)
526{ 562{
527 int i; 563 if (scrn == current_screen)
564 return;
565
566 want_refresh = 1;
567 view_start = 0;
568
569 /* check for boundary cross */
570 row_col_t pos;
571 pos.row = pos.col = 0;
572 if (ROWCOL_IS_BEFORE (selection.beg, pos)
573 && ROWCOL_IS_AFTER (selection.end, pos))
574 CLEAR_SELECTION ();
575
576 current_screen = scrn;
577
528#if NSCREENS 578#if NSCREENS
529 int offset; 579 if (option (Opt_secondaryScreen))
530#endif
531
532 R->h->want_refresh = 1;
533
534 D_SCREEN((stderr, "rxvt_scr_change_screen(%d)", scrn));
535
536 R->TermWin.view_start = 0;
537 RESET_CHSTAT(R->h);
538
539 if (R->h->current_screen == scrn)
540 return R->h->current_screen;
541
542 rxvt_selection_check(aR_ 2); /* check for boundary cross */
543
544 SWAP_IT(R->h->current_screen, scrn, int);
545#if NSCREENS
546 R->h->num_scr = 0;
547 offset = R->TermWin.saveLines;
548 for (i = R->h->prev_nrow; i--;) {
549 SWAP_IT(R->screen.text[i + offset], R->swap.text[i], text_t *);
550 SWAP_IT(R->screen.tlen[i + offset], R->swap.tlen[i], int16_t);
551 SWAP_IT(R->screen.rend[i + offset], R->swap.rend[i], rend_t *);
552 } 580 {
553 SWAP_IT(R->screen.cur.row, R->swap.cur.row, int16_t); 581 num_scr = 0;
554 SWAP_IT(R->screen.cur.col, R->swap.cur.col, int16_t); 582
555# ifdef DEBUG_STRICT 583 scr_swap_screen ();
556 assert((R->screen.cur.row >= 0) && (R->screen.cur.row < R->h->prev_nrow)); 584
557 assert((R->screen.cur.col >= 0) && (R->screen.cur.col < R->h->prev_ncol)); 585 ::swap (screen.charset, swap.charset);
558# else /* drive with your eyes closed */ 586 ::swap (screen.flags, swap.flags);
559 MAX_IT(R->screen.cur.row, 0);
560 MIN_IT(R->screen.cur.row, (int32_t)R->h->prev_nrow - 1);
561 MAX_IT(R->screen.cur.col, 0);
562 MIN_IT(R->screen.cur.col, (int32_t)R->h->prev_ncol - 1);
563# endif
564 SWAP_IT(R->screen.charset, R->swap.charset, int16_t);
565 SWAP_IT(R->screen.flags, R->swap.flags, int);
566 R->screen.flags |= Screen_VisibleCursor; 587 screen.flags |= Screen_VisibleCursor;
567 R->swap.flags |= Screen_VisibleCursor; 588 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 } 589 }
590 else
575# endif 591#endif
576#else 592 if (option (Opt_secondaryScroll))
577# ifdef SCROLL_ON_NO_SECONDARY 593 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
578# ifdef RXVT_GRAPHICS 594}
579 if (rxvt_Gr_Displayed(aR)) 595
580 rxvt_Gr_ClearScreen(aR); 596// clear WrapNext indicator, solidifying position on next line
581# endif 597void
582 if (R->h->current_screen == PRIMARY 598rxvt_term::scr_do_wrap () noexcept
583# ifdef RXVT_GRAPHICS 599{
584 && !rxvt_Gr_Displayed(aR) 600 if (!(screen.flags & Screen_WrapNext))
585# endif
586 )
587 rxvt_scroll_text(aR_ 0, (R->h->prev_nrow - 1), R->h->prev_nrow, 0);
588# endif
589#endif
590 return scrn; 601 return;
602
603 screen.flags &= ~Screen_WrapNext;
604
605 screen.cur.col = 0;
606
607 if (screen.cur.row == screen.bscroll)
608 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
609 else if (screen.cur.row < nrow - 1)
610 screen.cur.row++;
591} 611}
592 612
593/* ------------------------------------------------------------------------- */ 613/* ------------------------------------------------------------------------- */
594/* 614/*
595 * Change the colour for following text 615 * Change the colour for following text
596 */ 616 */
597/* EXTPROTO */
598void 617void
599rxvt_scr_color(pR_ unsigned int color, int fgbg) 618rxvt_term::scr_color (unsigned int color, int fgbg) noexcept
600{ 619{
620 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR24))
601 color &= RS_fgMask; 621 color = fgbg;
622
602 if (fgbg == Color_fg) 623 if (fgbg == Color_fg)
603 R->h->rstyle = SET_FGCOLOR(R->h->rstyle, color); 624 rstyle = SET_FGCOLOR (rstyle, color);
604 else 625 else
605 R->h->rstyle = SET_BGCOLOR(R->h->rstyle, color); 626 rstyle = SET_BGCOLOR (rstyle, color);
606} 627}
607 628
608/* ------------------------------------------------------------------------- */ 629/* ------------------------------------------------------------------------- */
609/* 630/*
610 * Change the rendition style for following text 631 * Change the rendition style for following text
611 */ 632 */
612/* EXTPROTO */
613void 633void
614rxvt_scr_rendition(pR_ int set, int style) 634rxvt_term::scr_rendition (int set, int style) noexcept
615{ 635{
616 if (set) 636 if (set)
617 R->h->rstyle |= style; 637 rstyle |= style;
618 else if (style == ~RS_None) 638 else if (style == ~RS_None)
619 R->h->rstyle = DEFAULT_RSTYLE; 639 rstyle = DEFAULT_RSTYLE;
620 else 640 else
621 R->h->rstyle &= ~style; 641 rstyle &= ~style;
622} 642}
623 643
624/* ------------------------------------------------------------------------- */ 644/* ------------------------------------------------------------------------- */
625/* 645/*
626 * Scroll text between <row1> and <row2> inclusive, by <count> lines 646 * Scroll text between <row1> and <row2> inclusive, by <count> lines
627 * count positive ==> scroll up 647 * count positive ==> scroll up
628 * count negative ==> scroll down 648 * count negative ==> scroll down
629 * spec == 0 for normal routines
630 */ 649 */
631/* EXTPROTO */ 650int ecb_hot
632int
633rxvt_scroll_text(pR_ int row1, int row2, int count, int spec) 651rxvt_term::scr_scroll_text (int row1, int row2, int count) noexcept
634{ 652{
635 int i, j;
636 long nscrolled;
637
638 if (count == 0 || (row1 > row2)) 653 if (count == 0 || (row1 > row2))
639 return 0; 654 return 0;
640 655
641 R->h->want_refresh = 1; 656 want_refresh = 1;
642 D_SCREEN((stderr, "rxvt_scroll_text(%d,%d,%d,%d): %s", row1, row2, count, spec, (R->h->current_screen == PRIMARY) ? "Primary" : "Secondary")); 657 num_scr += count;
643 658
644 if ((count > 0) && (row1 == 0) && (R->h->current_screen == PRIMARY)) { 659 if (count > 0
645 nscrolled = (long)R->TermWin.nscrolled + (long)count;; 660 && row1 == 0
646 if (nscrolled > (long)R->TermWin.saveLines) 661 && (current_screen == PRIMARY || option (Opt_secondaryScroll)))
647 R->TermWin.nscrolled = R->TermWin.saveLines; 662 {
648 else 663 min_it (count, total_rows - (nrow - (row2 + 1)));
649 R->TermWin.nscrolled = (uint16_t)nscrolled; 664
665 top_row = max (top_row - count, -saveLines);
666
667 // sever bottommost line
668 {
669 line_t &l = ROW(row2);
670 l.is_longer (0);
671 l.touch ();
672 }
673
674 // scroll everything up 'count' lines
675 term_start = (term_start + count) % total_rows;
676
677 // now copy lines below the scroll region bottom to the
678 // bottom of the screen again, so they look as if they
679 // hadn't moved.
680 for (int i = nrow; --i > row2; )
681 {
682 line_t &l1 = ROW(i - count);
683 line_t &l2 = ROW(i);
684
685 ::swap (l1, l2);
686 l2.touch ();
687 }
688
689 // erase newly scrolled-in lines
690 for (int i = count; i--; )
691 {
692 line_t &l = ROW(row2 - i);
693
694 // optimise if already cleared, can be significant on slow machines
695 // could be rolled into scr_blank_screen_mem
696 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask)))
697 {
698 scr_blank_line (l, 0, l.l, rstyle);
699 l.l = 0;
700 l.f = 0;
701 }
702 else
703 scr_blank_screen_mem (l, rstyle);
704 }
705
706 // move and/or clear selection, if any
707 if (selection.op && current_screen == selection.screen
708 && selection.beg.row <= row2)
709 {
710 selection.beg.row -= count;
711 selection.end.row -= count;
712 selection.mark.row -= count;
713
714 selection_check (0);
715 }
716
717 // finally move the view window, if desired
650 if ((R->Options & Opt_scrollWithBuffer) 718 if (option (Opt_scrollWithBuffer)
651 && R->TermWin.view_start != 0 719 && view_start != 0
652 && R->TermWin.view_start != R->TermWin.saveLines) 720 && view_start != -saveLines)
653 rxvt_scr_page(aR_ UP, count); 721 scr_page (count);
654 } else if (!spec)
655 row1 += R->TermWin.saveLines;
656 row2 += R->TermWin.saveLines;
657 722
723 if (SHOULD_INVOKE (HOOK_SCROLL_BACK))
724 HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END));
725 }
726 else
727 {
658 if (R->selection.op && R->h->current_screen == R->selection.screen) { 728 if (selection.op && current_screen == selection.screen)
659 i = R->selection.beg.row + R->TermWin.saveLines; 729 {
660 j = R->selection.end.row + R->TermWin.saveLines; 730 if ((selection.beg.row < row1 && selection.end.row > row1)
661 if ((i < row1 && j > row1) 731 || (selection.beg.row < row2 && selection.end.row > row2)
662 || (i < row2 && j > row2) 732 || (selection.beg.row - count < row1 && selection.beg.row >= row1)
663 || (i - count < row1 && i >= row1) 733 || (selection.beg.row - count > row2 && selection.beg.row <= row2)
664 || (i - count > row2 && i <= row2) 734 || (selection.end.row - count < row1 && selection.end.row >= row1)
665 || (j - count < row1 && j >= row1) 735 || (selection.end.row - count > row2 && selection.end.row <= row2))
666 || (j - count > row2 && j <= row2)) { 736 {
667 CLEAR_ALL_SELECTION(R); 737 CLEAR_ALL_SELECTION ();
668 R->selection.op = SELECTION_CLEAR; /* XXX: too aggressive? */ 738 selection.op = SELECTION_CLEAR;
669 } else if (j >= row1 && j <= row2) { 739 }
740 else if (selection.end.row >= row1 && selection.end.row <= row2)
741 {
670 /* move selected region too */ 742 /* move selected region too */
671 R->selection.beg.row -= count; 743 selection.beg.row -= count;
672 R->selection.end.row -= count; 744 selection.end.row -= count;
673 R->selection.mark.row -= count; 745 selection.mark.row -= count;
674 }
675 }
676 rxvt_selection_check(aR_ 0); /* _after_ R->TermWin.nscrolled update */
677 746
678 R->h->num_scr += count; 747 selection_check (0);
679 j = count; 748 }
680 if (count < 0) 749 }
681 count = -count; 750
751 // use a simple and robust scrolling algorithm, this
752 // part of scr_scroll_text is not time-critical.
753
754 // sever line above scroll region
755 if (row1)
756 {
757 line_t &l = ROW(row1 - 1);
758 l.is_longer (0);
759 l.touch ();
760 }
761
682 i = row2 - row1 + 1; 762 int rows = row2 - row1 + 1;
683 MIN_IT(count, i);
684 763
685 if (j > 0) { 764 min_it (count, rows);
686/* A: scroll up */
687 765
688/* A1: Copy lines that will get clobbered by the rotation */ 766 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 */
702 767
703/* B1: Copy lines that will get clobbered by the rotation */ 768 for (int row = 0; row < rows; row++)
704 for (i = 0, j = row2; i < count; i++, j--) { 769 {
705 R->buf_text[i] = R->screen.text[j]; 770 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
706 R->buf_rend[i] = R->screen.rend[j]; 771
707 } 772 if (!IN_RANGE_EXC (row + count, 0, rows))
708/* B2: Rotate lines */ 773 scr_blank_screen_mem (temp_buf [row], rstyle);
709 for (j = row2, i = j - count; i >= row1; i--, j--) { 774 }
710 R->screen.tlen[j] = R->screen.tlen[i]; 775
711 R->screen.text[j] = R->screen.text[i]; 776 for (int row = 0; row < rows; row++)
712 R->screen.rend[j] = R->screen.rend[i]; 777 ROW(row1 + row) = temp_buf [row];
713 } 778
714 j = row1, i = count; 779 // sever bottommost line
715 count = -count; 780 {
781 line_t &l = ROW(row2);
782 l.is_longer (0);
783 l.touch ();
716 } 784 }
717
718/* C: Resurrect lines */
719 for (; i--; j++) {
720 R->screen.tlen[j] = 0;
721 R->screen.text[j] = R->buf_text[i];
722 R->screen.rend[j] = R->buf_rend[i];
723 if (!spec) /* line length may not equal TermWin.ncol */
724 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend,
725 (unsigned int)j, R->h->rstyle);
726 } 785 }
727 786
728#ifdef RXVT_GRAPHICS
729 if (rxvt_Gr_Displayed(aR))
730 rxvt_Gr_scroll(aR_ count);
731#endif
732 return count; 787 return count;
733} 788}
734 789
735/* ------------------------------------------------------------------------- */ 790/* ------------------------------------------------------------------------- */
736/* 791/*
737 * Add text given in <str> of length <len> to screen struct 792 * Add text given in <str> of length <len> to screen struct
738 */ 793 */
739/* EXTPROTO */ 794void ecb_hot
740void 795rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) noexcept
741rxvt_scr_add_lines(pR_ const uint32_t *str, int nlines, int len)
742{ 796{
743 unsigned char checksel, clearsel; 797 if (len <= 0) /* sanity */
744 uint32_t c; 798 return;
745 int i, row, last_col;
746 text_t *stp;
747 rend_t *srp;
748 struct rxvt_hidden *h = R->h;
749 799
750 if (len <= 0) /* sanity */ 800 bool checksel;
751 return; 801 unicode_t c;
802 int ncol = this->ncol;
803 const wchar_t *strend = str + len;
752 804
753 h->want_refresh = 1; 805 want_refresh = 1;
754 last_col = R->TermWin.ncol;
755
756 D_SCREEN((stderr, "rxvt_scr_add_lines(%d,%d)", nlines, len));
757 ZERO_SCROLLBACK(R); 806 ZERO_SCROLLBACK ();
807
758 if (nlines > 0) { 808 if (minlines > 0)
809 {
759 nlines += (R->screen.cur.row - R->screen.bscroll); 810 minlines += screen.cur.row - screen.bscroll;
760 if ((nlines > 0) 811 min_it (minlines, screen.cur.row - top_row);
812
813 if (minlines > 0
761 && (R->screen.tscroll == 0) 814 && screen.tscroll == 0
762 && (R->screen.bscroll == (R->TermWin.nrow - 1))) { 815 && screen.bscroll == nrow - 1)
816 {
763 /* _at least_ this many lines need to be scrolled */ 817 /* _at least_ this many lines need to be scrolled */
764 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, nlines, 818 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
765 0); 819 screen.cur.row -= minlines;
766 R->screen.cur.row -= nlines; 820 }
767 }
768 } 821 }
769#ifdef DEBUG_STRICT 822
770 assert(R->screen.cur.col < last_col); 823 assert (screen.cur.col < ncol);
771 assert((R->screen.cur.row < R->TermWin.nrow) 824 assert (screen.cur.row < nrow
772 && (R->screen.cur.row >= -(int32_t)R->TermWin.nscrolled)); 825 && screen.cur.row >= top_row);
773#else /* drive with your eyes closed */ 826 int row = screen.cur.row;
774 MIN_IT(R->screen.cur.col, last_col - 1);
775 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1);
776 MAX_IT(R->screen.cur.row, -(int32_t)R->TermWin.nscrolled);
777#endif
778 row = R->screen.cur.row + R->TermWin.saveLines;
779 827
780 checksel = (R->selection.op 828 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
781 && h->current_screen == R->selection.screen) ? 1 : 0;
782 clearsel = 0;
783 829
784 stp = R->screen.text[row]; 830 line_t *line = &ROW(row);
785 srp = R->screen.rend[row];
786 831
787 for (i = 0; i < len;) { 832 while (str < strend)
788 c = str[i++]; 833 {
789 switch (c) { 834 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
790 case '\t': 835
791 rxvt_scr_tab(aR_ 1); 836 if (ecb_unlikely (c < 0x20))
792 continue; 837 if (c == C0_LF)
793 case '\n': 838 {
794 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 839 max_it (line->l, screen.cur.col);
795 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 840
796 R->screen.flags &= ~Screen_WrapNext; 841 screen.flags &= ~Screen_WrapNext;
842
797 if (R->screen.cur.row == R->screen.bscroll) 843 if (screen.cur.row == screen.bscroll)
798 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, 1, 0); 844 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
799 else if (R->screen.cur.row < (R->TermWin.nrow - 1)) 845 else if (screen.cur.row < (nrow - 1))
800 row = (++R->screen.cur.row) + R->TermWin.saveLines; 846 row = ++screen.cur.row;
801 stp = R->screen.text[row]; /* _must_ refresh */ 847
802 srp = R->screen.rend[row]; /* _must_ refresh */ 848 line = &ROW(row); /* _must_ refresh */
803 RESET_CHSTAT(h); 849 continue;
804 continue; 850 }
805 case '\r': 851 else if (c == C0_CR)
806 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 852 {
807 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 853 max_it (line->l, screen.cur.col);
854
808 R->screen.flags &= ~Screen_WrapNext; 855 screen.flags &= ~Screen_WrapNext;
809 R->screen.cur.col = 0; 856 screen.cur.col = 0;
810 RESET_CHSTAT(h); 857 continue;
811 continue; 858 }
812 default: 859 else if (c == C0_HT)
813 if (c == 127) 860 {
814 continue; /* yummmm..... */ 861 scr_tab (1, true);
815 break; 862 continue;
816 } 863 }
817 864
865 if (ecb_unlikely (
818 if (checksel /* see if we're writing within selection */ 866 checksel /* see if we're writing within selection */
819 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 867 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
820 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) { 868 && ROWCOL_IS_BEFORE (screen.cur, selection.end)
869 ))
870 {
821 checksel = 0; 871 checksel = 0;
822 clearsel = 1; 872 /*
823 } 873 * If we wrote anywhere in the selected area, kill the selection
824 if (R->screen.flags & Screen_WrapNext) { 874 * XXX: should we kill the mark too? Possibly, but maybe that
825 R->screen.tlen[row] = -1; 875 * should be a similar check.
826 if (R->screen.cur.row == R->screen.bscroll) 876 */
827 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, 1, 0); 877 CLEAR_SELECTION ();
828 else if (R->screen.cur.row < (R->TermWin.nrow - 1)) 878 }
829 row = (++R->screen.cur.row) + R->TermWin.saveLines;
830 stp = R->screen.text[row]; /* _must_ refresh */
831 srp = R->screen.rend[row]; /* _must_ refresh */
832 R->screen.cur.col = 0;
833 R->screen.flags &= ~Screen_WrapNext;
834 }
835 if (R->screen.flags & Screen_Insert)
836 rxvt_scr_insdel_chars(aR_ 1, INSERT);
837 879
880 if (ecb_unlikely (screen.flags & Screen_WrapNext))
881 {
882 scr_do_wrap ();
883
884 line->l = ncol;
885 line->is_longer (1);
886
887 row = screen.cur.row;
888 line = &ROW(row); /* _must_ refresh */
889 }
890
891 // some utf-8 decoders "decode" surrogate characters: let's fix this.
892 if (ecb_unlikely (IN_RANGE_INC (c, 0xd800, 0xdfff)))
893 c = 0xfffd;
894
895 // rely on wcwidth to tell us the character width, do wcwidth before
896 // further replacements, as wcwidth might return -1 for the line
897 // drawing characters below as they might be invalid in the current
898 // locale.
899 int width = WCWIDTH (c);
900
838 if (R->h->charsets[R->screen.charset] == '0') // DEC SPECIAL 901 if (ecb_unlikely (charsets [screen.charset] == '0')) // DEC SPECIAL
839 switch (c) 902 {
903 // vt100 special graphics and line drawing
904 // 5f-7e standard vt100
905 // 40-5e rxvt extension for extra curses acs chars
906 static uint16_t vt100_0[62] = { // 41 .. 7e
907 0x2191, 0x2193, 0x2192, 0x2190, 0x2588, 0x259a, 0x2603, // 41-47 hi mr. snowman!
908 0, 0, 0, 0, 0, 0, 0, 0, // 48-4f
909 0, 0, 0, 0, 0, 0, 0, 0, // 50-57
910 0, 0, 0, 0, 0, 0, 0, 0x0020, // 58-5f
911 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0, 0x00b1, // 60-67
912 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c, 0x23ba, // 68-6f
913 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534, 0x252c, // 70-77
914 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7, // 78-7e
915 };
916
917 if (c >= 0x41 && c <= 0x7e && vt100_0[c - 0x41])
840 { 918 {
841 case '+': c = 0x2192; break; case ',': c = 0x2190; break; case '-': c = 0x2191; break; 919 c = vt100_0[c - 0x41];
842 case '.': c = 0x2193; break; case '0': c = 0x25ae; break; case '`': c = 0x25c6; break; 920 width = 1; // vt100 line drawing characters are always single-width
843 case 'a': c = 0x2592; break; case 'f': c = 0x00b0; break; case 'g': c = 0x00b1; break;
844 case 'h': c = 0x2592; break; case 'i': c = 0x2603; break; case 'j': c = 0x2518; break;
845 case 'k': c = 0x2510; break; case 'l': c = 0x250c; break; case 'm': c = 0x2514; break;
846 case 'n': c = 0x253c; break; case 'o': c = 0x23ba; break; case 'p': c = 0x23bb; break;
847 case 'q': c = 0x2500; break; case 'r': c = 0x23bc; break; case 's': c = 0x23bd; break;
848 case 't': c = 0x251c; break; case 'u': c = 0x2524; break; case 'v': c = 0x2534; break;
849 case 'w': c = 0x252c; break; case 'x': c = 0x2502; break; case 'y': c = 0x2264; break;
850 case 'z': c = 0x2265; break; case '{': c = 0x03c0; break; case '|': c = 0x2260; break;
851 case '}': c = 0x00a3; break; case '~': c = 0x00b7; break;
852 } 921 }
922 }
853 923
854 rend_t rend = SET_FONT (h->rstyle, R->TermWin.fontset->find_font (c)); 924 if (ecb_unlikely (screen.flags & Screen_Insert))
925 scr_insdel_chars (width, INSERT);
855 926
856 stp[R->screen.cur.col] = c; 927 if (width != 0)
857 srp[R->screen.cur.col] = rend;
858
859 if (c > 255)
860 { 928 {
861 // rely on wcwidth to tell us the character width, at least for non iso-8859-1 929#if !UNICODE_3
862 int width = wcwidth (c); 930 // trim characters we can't store directly :(
931 if (c >= 0x10000)
932# if ENABLE_COMBINING
933 c = rxvt_composite.compose (c); // map to lower 16 bits
934# else
935 c = 0xfffd;
936# endif
937#endif
938
939 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
940
941 // if the character doesn't fit into the remaining columns...
942 if (ecb_unlikely (screen.cur.col > ncol - width && ncol >= width))
863 943 {
864 if (width > 1) 944 if (screen.flags & Screen_Autowrap)
865 {
866 while (--width > 0 && R->screen.cur.col < last_col - 1)
867 { 945 {
868 946 // ... artificially enlargen the previous one
869 srp[R->screen.cur.col] |= RS_wide; 947 c = NOCHAR;
870 948 // and try the same character next loop iteration
871 R->screen.cur.col++; 949 --str;
872 stp[R->screen.cur.col] = NOCHAR;
873 srp[R->screen.cur.col] = rend;
874 } 950 }
951 else
952 screen.cur.col = ncol - width;
953 }
954
955 // nuke the character at this position, if required
956 // due to wonderful coincidences everywhere else in this loop
957 // we never have to check for overwriting a wide char itself,
958 // only its tail.
959 if (ecb_unlikely (line->t[screen.cur.col] == NOCHAR))
960 scr_kill_char (*line, screen.cur.col);
961
962 line->touch ();
963
964 do
965 {
966 line->t[screen.cur.col] = c;
967 line->r[screen.cur.col] = rend;
968
969 if (ecb_likely (screen.cur.col < ncol - 1))
970 screen.cur.col++;
971 else
972 {
973 line->l = ncol;
974 if (screen.flags & Screen_Autowrap)
975 screen.flags |= Screen_WrapNext;
976
977 goto end_of_line;
875 } 978 }
979
980 c = NOCHAR;
876 } 981 }
982 while (ecb_unlikely (--width > 0));
877 983
878 if (R->screen.cur.col < last_col - 1) 984 // pad with spaces when overwriting wide character with smaller one
879 R->screen.cur.col++; 985 for (int c = screen.cur.col; ecb_unlikely (c < ncol && line->t[c] == NOCHAR); c++)
880 else { 986 {
881 R->screen.tlen[row] = last_col; 987 line->t[c] = ' ';
882 if (R->screen.flags & Screen_Autowrap) 988 line->r[c] = rend;
883 R->screen.flags |= Screen_WrapNext; 989 }
884 }
885 }
886 if (R->screen.tlen[row] != -1) /* XXX: think about this */
887 MAX_IT(R->screen.tlen[row], R->screen.cur.col);
888 990
889/* 991end_of_line:
890 * If we wrote anywhere in the selected area, kill the selection 992 ;
891 * XXX: should we kill the mark too? Possibly, but maybe that 993 }
892 * should be a similar check. 994#if ENABLE_COMBINING
893 */ 995 else // width == 0
894 if (clearsel) 996 {
895 CLEAR_SELECTION(R); 997 if (c != 0xfeff) // ignore BOM
998 {
999 // handle combining characters
1000 // we just tag the accent on the previous on-screen character.
1001 // this is arguably not correct, but also arguably not wrong.
1002 // we don't handle double-width characters nicely yet.
1003 line_t *linep;
1004 text_t *tp;
1005 rend_t *rp;
896 1006
897#ifdef DEBUG_STRICT 1007 if (screen.cur.col > 0)
1008 {
1009 linep = line;
1010 tp = line->t + screen.cur.col - 1;
1011 rp = line->r + screen.cur.col - 1;
1012 }
1013 else if (screen.cur.row > 0
1014 && ROW(screen.cur.row - 1).is_longer ())
1015 {
1016 linep = &ROW(screen.cur.row - 1);
1017 tp = linep->t + ncol - 1;
1018 rp = linep->r + ncol - 1;
1019 }
1020 else
1021 continue;
1022
1023 linep->touch ();
1024
1025 while (*tp == NOCHAR && tp > linep->t)
1026 tp--, rp--;
1027
1028 // first try to find a precomposed character
1029 unicode_t n = rxvt_compose (*tp, c);
1030 if (n == NOCHAR)
1031 n = rxvt_composite.compose (*tp, c);
1032
1033 *tp = n;
1034 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
1035 }
1036 }
1037#endif
1038 }
1039
1040 max_it (line->l, screen.cur.col);
1041
898 assert(R->screen.cur.row >= 0); 1042 assert (screen.cur.row >= 0);
899#else /* drive with your eyes closed */
900 MAX_IT(R->screen.cur.row, 0);
901#endif
902} 1043}
903 1044
904/* ------------------------------------------------------------------------- */ 1045/* ------------------------------------------------------------------------- */
905/* 1046/*
906 * Process Backspace. Move back the cursor back a position, wrap if have to 1047 * Process Backspace. Move back the cursor back a position, wrap if have to
907 * XTERM_SEQ: CTRL-H 1048 * XTERM_SEQ: CTRL-H
908 */ 1049 */
909/* EXTPROTO */
910void 1050void
911rxvt_scr_backspace(pR) 1051rxvt_term::scr_backspace () noexcept
912{ 1052{
913 RESET_CHSTAT(R->h);
914 R->h->want_refresh = 1;
915 if (R->screen.cur.col == 0) { 1053 if (screen.cur.col == 0)
1054 {
916 if (R->screen.cur.row > 0) { 1055 if (screen.cur.row > 0)
1056 {
917#ifdef TERMCAP_HAS_BW 1057#ifdef TERMCAP_HAS_BW
918 R->screen.cur.col = R->TermWin.ncol - 1; 1058 screen.cur.col = ncol - 1;
919 R->screen.cur.row--; 1059 --screen.cur.row;
920 return; 1060
1061 want_refresh = 1;
921#endif 1062#endif
922 } 1063 }
1064 }
923 } else if ((R->screen.flags & Screen_WrapNext) == 0) 1065 else if (screen.flags & Screen_WrapNext)
924 rxvt_scr_gotorc(aR_ 0, -1, RELATIVE);
925 R->screen.flags &= ~Screen_WrapNext; 1066 screen.flags &= ~Screen_WrapNext;
1067 else
1068 scr_gotorc (0, -1, RELATIVE);
926} 1069}
927 1070
928/* ------------------------------------------------------------------------- */ 1071/* ------------------------------------------------------------------------- */
929/* 1072/*
930 * Process Horizontal Tab 1073 * Process Horizontal Tab
931 * count: +ve = forward; -ve = backwards 1074 * count: +ve = forward; -ve = backwards
932 * XTERM_SEQ: CTRL-I 1075 * XTERM_SEQ: CTRL-I
933 */ 1076 */
934/* EXTPROTO */
935void 1077void
936rxvt_scr_tab(pR_ int count) 1078rxvt_term::scr_tab (int count, bool ht) noexcept
937{ 1079{
938 int i, x; 1080 int i, x;
939 1081
940 D_SCREEN((stderr, "rxvt_scr_tab(%d)", count));
941 R->h->want_refresh = 1; 1082 want_refresh = 1;
942 RESET_CHSTAT(R->h);
943 i = x = R->screen.cur.col; 1083 i = x = screen.cur.col;
1084
944 if (count == 0) 1085 if (count == 0)
945 return; 1086 return;
946 else if (count > 0) { 1087 else if (count > 0)
947 for (; ++i < R->TermWin.ncol; ) 1088 {
1089 line_t &l = ROW(screen.cur.row);
1090 rend_t base_rend = l.r[i];
1091 ht &= l.t[i] == ' ';
1092
1093 for (; ++i < ncol; )
948 if (R->tabs[i]) { 1094 if (tabs[i])
949 x = i; 1095 {
950 if (!--count) 1096 x = i;
951 break; 1097
1098 if (!--count)
1099 break;
1100 }
1101 else
1102 ht &= l.t[i] == ' '
1103 && RS_SAME (l.r[i], base_rend);
1104
1105 if (count)
1106 x = ncol - 1;
1107
1108 // store horizontal tab commands as characters inside the text
1109 // buffer so they can be selected and pasted.
1110 if (ht && option (Opt_pastableTabs))
1111 {
1112 base_rend = SET_FONT (base_rend, 0);
1113
1114 l.touch (x);
1115
1116 i = screen.cur.col;
1117
1118 l.t[i] = '\t';
1119 l.r[i] = base_rend;
1120
1121 while (++i < x)
1122 {
1123 l.t[i] = NOCHAR;
1124 l.r[i] = base_rend;
1125 }
1126 }
952 } 1127 }
953 if (count)
954 x = R->TermWin.ncol - 1;
955 } else /* if (count < 0) */ { 1128 else /* if (count < 0) */
1129 {
956 for (; --i >= 0; ) 1130 for (; --i >= 0; )
957 if (R->tabs[i]) { 1131 if (tabs[i])
958 x = i; 1132 {
959 if (!++count) 1133 x = i;
960 break; 1134 if (!++count)
1135 break;
1136 }
1137
1138 if (count)
1139 x = 0;
961 } 1140 }
962 if (count) 1141
963 x = 0;
964 }
965 if (x != R->screen.cur.col) 1142 if (x != screen.cur.col)
966 rxvt_scr_gotorc(aR_ 0, x, R_RELATIVE); 1143 scr_gotorc (0, x, R_RELATIVE);
967} 1144}
968 1145
969/* ------------------------------------------------------------------------- */ 1146/* ------------------------------------------------------------------------- */
970/* 1147/*
971 * Process DEC Back Index 1148 * Process DEC Back Index
972 * XTERM_SEQ: ESC 6 1149 * XTERM_SEQ: ESC 6
973 * Move cursor left in row. If we're at the left boundary, shift everything 1150 * Move cursor left in row. If we're at the left boundary, shift everything
974 * in that row right. Clear left column. 1151 * in that row right. Clear left column.
975 */ 1152 */
976#ifndef NO_FRILLS 1153#if !ENABLE_MINIMAL
977/* EXTPROTO */ 1154void ecb_cold
978void 1155rxvt_term::scr_backindex () noexcept
979rxvt_scr_backindex(pR)
980{ 1156{
981 if (R->screen.cur.col > 0) 1157 if (screen.cur.col > 0)
982 rxvt_scr_gotorc(aR_ 0, -1, R_RELATIVE | C_RELATIVE); 1158 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
983 else { 1159 else
984 if (R->screen.tlen[R->screen.cur.row + R->TermWin.saveLines] == 0)
985 return; /* um, yeah? */
986 rxvt_scr_insdel_chars(aR_ 1, INSERT); 1160 scr_insdel_chars (1, INSERT);
987 }
988} 1161}
989#endif 1162#endif
990/* ------------------------------------------------------------------------- */ 1163/* ------------------------------------------------------------------------- */
991/* 1164/*
992 * Process DEC Forward Index 1165 * Process DEC Forward Index
993 * XTERM_SEQ: ESC 9 1166 * XTERM_SEQ: ESC 9
994 * Move cursor right in row. If we're at the right boundary, shift everything 1167 * Move cursor right in row. If we're at the right boundary, shift everything
995 * in that row left. Clear right column. 1168 * in that row left. Clear right column.
996 */ 1169 */
997#ifndef NO_FRILLS 1170#if !ENABLE_MINIMAL
998/* EXTPROTO */ 1171void ecb_cold
999void 1172rxvt_term::scr_forwardindex () noexcept
1000rxvt_scr_forwardindex(pR)
1001{ 1173{
1002 int row;
1003
1004 if (R->screen.cur.col < R->TermWin.ncol - 1) 1174 if (screen.cur.col < ncol - 1)
1005 rxvt_scr_gotorc(aR_ 0, 1, R_RELATIVE | C_RELATIVE); 1175 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1006 else { 1176 else
1007 row = R->screen.cur.row + R->TermWin.saveLines; 1177 {
1008 if (R->screen.tlen[row] == 0) 1178 line_t &l = ROW(screen.cur.row);
1009 return; /* um, yeah? */ 1179
1010 else if (R->screen.tlen[row] == -1) 1180 l.touch ();
1011 R->screen.tlen[row] = R->TermWin.ncol; 1181 l.is_longer (0);
1182
1012 rxvt_scr_gotorc(aR_ 0, 0, R_RELATIVE); 1183 scr_gotorc (0, 0, R_RELATIVE);
1013 rxvt_scr_insdel_chars(aR_ 1, DELETE); 1184 scr_insdel_chars (1, DELETE);
1014 rxvt_scr_gotorc(aR_ 0, R->TermWin.ncol - 1, R_RELATIVE); 1185 scr_gotorc (0, ncol - 1, R_RELATIVE);
1015 } 1186 }
1016} 1187}
1017#endif 1188#endif
1018 1189
1019/* ------------------------------------------------------------------------- */ 1190/* ------------------------------------------------------------------------- */
1020/* 1191/*
1021 * Goto Row/Column 1192 * Goto Row/Column
1022 */ 1193 */
1023/* EXTPROTO */
1024void 1194void
1025rxvt_scr_gotorc(pR_ int row, int col, int relative) 1195rxvt_term::scr_gotorc (int row, int col, int relative) noexcept
1026{ 1196{
1027 R->h->want_refresh = 1; 1197 want_refresh = 1;
1028 ZERO_SCROLLBACK(R); 1198 ZERO_SCROLLBACK ();
1029 RESET_CHSTAT(R->h);
1030#ifdef RXVT_GRAPHICS
1031 if (rxvt_Gr_Displayed(aR))
1032 rxvt_Gr_scroll(aR_ 0);
1033#endif
1034 1199
1035 D_SCREEN((stderr, "rxvt_scr_gotorc(r:%s%d,c:%s%d): from (r:%d,c:%d)", (relative & R_RELATIVE ? "+" : ""), row, (relative & C_RELATIVE ? "+" : ""), col, R->screen.cur.row, R->screen.cur.col));
1036
1037 R->screen.cur.col = ((relative & C_RELATIVE) ? (R->screen.cur.col + col) 1200 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
1038 : col); 1201 clamp_it (screen.cur.col, 0, ncol - 1);
1039 MAX_IT(R->screen.cur.col, 0);
1040 MIN_IT(R->screen.cur.col, (int32_t)R->TermWin.ncol - 1);
1041 1202
1042 R->screen.flags &= ~Screen_WrapNext; 1203 screen.flags &= ~Screen_WrapNext;
1204
1043 if (relative & R_RELATIVE) { 1205 if (relative & R_RELATIVE)
1044 if (row > 0) { 1206 {
1207 if (row > 0)
1208 {
1045 if (R->screen.cur.row <= R->screen.bscroll 1209 if (screen.cur.row <= screen.bscroll
1046 && (R->screen.cur.row + row) > R->screen.bscroll) 1210 && (screen.cur.row + row) > screen.bscroll)
1047 R->screen.cur.row = R->screen.bscroll; 1211 screen.cur.row = screen.bscroll;
1048 else 1212 else
1049 R->screen.cur.row += row; 1213 screen.cur.row += row;
1214 }
1050 } else if (row < 0) { 1215 else if (row < 0)
1216 {
1051 if (R->screen.cur.row >= R->screen.tscroll 1217 if (screen.cur.row >= screen.tscroll
1052 && (R->screen.cur.row + row) < R->screen.tscroll) 1218 && (screen.cur.row + row) < screen.tscroll)
1053 R->screen.cur.row = R->screen.tscroll; 1219 screen.cur.row = screen.tscroll;
1220 else
1221 screen.cur.row += row;
1222 }
1223 }
1224 else
1225 {
1226 if (screen.flags & Screen_Relative)
1227 {
1228 /* relative origin mode */
1229 screen.cur.row = row + screen.tscroll;
1230 min_it (screen.cur.row, screen.bscroll);
1231 }
1054 else 1232 else
1055 R->screen.cur.row += row; 1233 screen.cur.row = row;
1056 }
1057 } else {
1058 if (R->screen.flags & Screen_Relative) { /* relative origin mode */
1059 R->screen.cur.row = row + R->screen.tscroll;
1060 MIN_IT(R->screen.cur.row, R->screen.bscroll);
1061 } else
1062 R->screen.cur.row = row;
1063 } 1234 }
1064 MAX_IT(R->screen.cur.row, 0);
1065 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1);
1066}
1067 1235
1236 clamp_it (screen.cur.row, 0, nrow - 1);
1237}
1238
1068/* ------------------------------------------------------------------------- */ 1239/* ------------------------------------------------------------------------- */
1069/* 1240/*
1070 * direction should be UP or DN 1241 * direction should be UP or DN
1071 */ 1242 */
1072/* EXTPROTO */
1073void 1243void
1074rxvt_scr_index(pR_ enum page_dirn direction) 1244rxvt_term::scr_index (enum page_dirn direction) noexcept
1075{ 1245{
1076 int dirn;
1077
1078 R->h->want_refresh = 1; 1246 want_refresh = 1;
1079 dirn = ((direction == UP) ? 1 : -1);
1080 D_SCREEN((stderr, "rxvt_scr_index(%d)", dirn));
1081
1082 ZERO_SCROLLBACK(R); 1247 ZERO_SCROLLBACK ();
1083 RESET_CHSTAT(R->h);
1084 1248
1085#ifdef RXVT_GRAPHICS
1086 if (rxvt_Gr_Displayed(aR))
1087 rxvt_Gr_scroll(aR_ 0);
1088#endif
1089
1090 R->screen.flags &= ~Screen_WrapNext; 1249 screen.flags &= ~Screen_WrapNext;
1250
1091 if ((R->screen.cur.row == R->screen.bscroll && direction == UP) 1251 if ((screen.cur.row == screen.bscroll && direction == UP)
1092 || (R->screen.cur.row == R->screen.tscroll && direction == DN)) 1252 || (screen.cur.row == screen.tscroll && direction == DN))
1093 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, dirn, 0); 1253 scr_scroll_text (screen.tscroll, screen.bscroll, direction);
1094 else 1254 else
1095 R->screen.cur.row += dirn; 1255 screen.cur.row += direction;
1096 MAX_IT(R->screen.cur.row, 0); 1256
1097 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1257 clamp_it (screen.cur.row, 0, nrow - 1);
1098 rxvt_selection_check(aR_ 0); 1258 selection_check (0);
1099} 1259}
1100 1260
1101/* ------------------------------------------------------------------------- */ 1261/* ------------------------------------------------------------------------- */
1102/* 1262/*
1103 * Erase part or whole of a line 1263 * Erase part or whole of a line
1104 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1264 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1105 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1265 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1106 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1266 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1267 * extension: clear to right unless wrapped: ESC [ 3 K
1107 */ 1268 */
1108/* EXTPROTO */
1109void 1269void
1110rxvt_scr_erase_line(pR_ int mode) 1270rxvt_term::scr_erase_line (int mode) noexcept
1111{ 1271{
1112 unsigned int row, col, num; 1272 unsigned int col, num;
1113 1273
1114 R->h->want_refresh = 1; 1274 want_refresh = 1;
1115 D_SCREEN((stderr, "rxvt_scr_erase_line(%d) at screen row: %d", mode, R->screen.cur.row));
1116 ZERO_SCROLLBACK(R); 1275 ZERO_SCROLLBACK ();
1117 RESET_CHSTAT(R->h);
1118 1276
1119#ifdef RXVT_GRAPHICS
1120 if (rxvt_Gr_Displayed(aR))
1121 rxvt_Gr_scroll(aR_ 0);
1122#endif
1123
1124 rxvt_selection_check(aR_ 1); 1277 selection_check (1);
1125 1278
1126 R->screen.flags &= ~Screen_WrapNext; 1279 line_t &line = ROW(screen.cur.row);
1127 1280
1128 row = R->TermWin.saveLines + R->screen.cur.row; 1281 line.touch ();
1282 line.is_longer (0);
1283
1129 switch (mode) { 1284 switch (mode)
1130 case 0: /* erase to end of line */ 1285 {
1286 case 3:
1287 if (screen.flags & Screen_WrapNext)
1288 return;
1289
1290 /* fall through */
1291
1292 case 0: /* erase to end of line */
1131 col = R->screen.cur.col; 1293 col = screen.cur.col;
1132 num = R->TermWin.ncol - col; 1294 num = ncol - col;
1133 MIN_IT(R->screen.tlen[row], (int16_t)col); 1295 min_it (line.l, col);
1296
1134 if (ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur) 1297 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1135 || ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.end, R->screen.cur)) 1298 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1136 CLEAR_SELECTION(R); 1299 CLEAR_SELECTION ();
1137 break; 1300 break;
1301
1138 case 1: /* erase to beginning of line */ 1302 case 1: /* erase to beginning of line */
1139 col = 0; 1303 col = 0;
1140 num = R->screen.cur.col + 1; 1304 num = screen.cur.col + 1;
1305
1141 if (ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.beg, R->screen.cur) 1306 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur)
1142 || ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.end, R->screen.cur)) 1307 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1143 CLEAR_SELECTION(R); 1308 CLEAR_SELECTION ();
1144 break; 1309 break;
1145 case 2: /* erase whole line */ 1310
1146 col = 0; 1311 case 2: /* erase whole line */
1147 num = R->TermWin.ncol; 1312 col = 0;
1148 R->screen.tlen[row] = 0; 1313 num = ncol;
1314 line.l = 0;
1149 if (R->selection.beg.row <= R->screen.cur.row 1315 if (selection.beg.row <= screen.cur.row
1150 && R->selection.end.row >= R->screen.cur.row) 1316 && selection.end.row >= screen.cur.row)
1151 CLEAR_SELECTION(R); 1317 CLEAR_SELECTION ();
1152 break; 1318 break;
1153 default: 1319 default:
1154 return; 1320 return;
1155 } 1321 }
1156 if (R->screen.text[row])
1157 rxvt_blank_line(aR_
1158 &(R->screen.text[row][col]),
1159 &(R->screen.rend[row][col]), num, R->h->rstyle);
1160 else
1161 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend, row,
1162 R->h->rstyle);
1163}
1164 1322
1323 scr_blank_line (line, col, num, rstyle);
1324}
1325
1165/* ------------------------------------------------------------------------- */ 1326/* ------------------------------------------------------------------------- */
1166/* 1327/*
1167 * Erase part of whole of the screen 1328 * Erase part or whole of the screen
1168 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1329 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1169 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1330 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1170 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1331 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1171 */ 1332 */
1172/* EXTPROTO */
1173void 1333void
1174rxvt_scr_erase_screen(pR_ int mode) 1334rxvt_term::scr_erase_screen (int mode) noexcept
1175{ 1335{
1176 int num; 1336 int num;
1177 int32_t row, row_offset; 1337 int32_t row;
1178 rend_t ren; 1338 rend_t ren;
1179 XGCValues gcvalue; 1339 XGCValues gcvalue;
1180 1340
1181 R->h->want_refresh = 1; 1341 want_refresh = 1;
1182 D_SCREEN((stderr, "rxvt_scr_erase_screen(%d) at screen row: %d", mode, R->screen.cur.row));
1183 ZERO_SCROLLBACK(R); 1342 ZERO_SCROLLBACK ();
1184 RESET_CHSTAT(R->h);
1185 row_offset = (int32_t)R->TermWin.saveLines;
1186 1343
1187 switch (mode) { 1344 switch (mode)
1345 {
1188 case 0: /* erase to end of screen */ 1346 case 0: /* erase to end of screen */
1189 rxvt_selection_check(aR_ 1); 1347 scr_erase_line (0);
1190 rxvt_scr_erase_line(aR_ 0);
1191 row = R->screen.cur.row + 1; /* possible OOB */ 1348 row = screen.cur.row + 1; /* possible OOB */
1192 num = R->TermWin.nrow - row; 1349 num = nrow - row;
1193 break; 1350 break;
1194 case 1: /* erase to beginning of screen */ 1351 case 1: /* erase to beginning of screen */
1195 rxvt_selection_check(aR_ 3); 1352 scr_erase_line (1);
1196 rxvt_scr_erase_line(aR_ 1); 1353 row = 0;
1197 row = 0;
1198 num = R->screen.cur.row; 1354 num = screen.cur.row;
1199 break; 1355 break;
1200 case 2: /* erase whole screen */ 1356 case 2: /* erase whole screen */
1201 rxvt_selection_check(aR_ 3); 1357 row = 0;
1202#ifdef RXVT_GRAPHICS 1358 num = nrow;
1203 rxvt_Gr_ClearScreen(aR); 1359 break;
1204#endif
1205 row = 0;
1206 num = R->TermWin.nrow;
1207 break;
1208 default: 1360 default:
1209 return; 1361 return;
1210 } 1362 }
1211 R->h->refresh_type |= REFRESH_BOUNDS; 1363
1212 if (R->selection.op && R->h->current_screen == R->selection.screen 1364 if (selection.op && current_screen == selection.screen
1213 && ((R->selection.beg.row >= row && R->selection.beg.row <= row + num) 1365 && ((selection.beg.row >= row && selection.beg.row <= row + num)
1214 || (R->selection.end.row >= row 1366 || (selection.end.row >= row
1215 && R->selection.end.row <= row + num))) 1367 && selection.end.row <= row + num)))
1216 CLEAR_SELECTION(R); 1368 CLEAR_SELECTION ();
1369
1217 if (row >= R->TermWin.nrow) /* Out Of Bounds */ 1370 if (row >= nrow) /* Out Of Bounds */
1218 return; 1371 return;
1219 MIN_IT(num, (R->TermWin.nrow - row)); 1372
1373 min_it (num, nrow - row);
1374
1220 if (R->h->rstyle & (RS_RVid | RS_Uline)) 1375 if (rstyle & (RS_Blink | RS_RVid | RS_Uline))
1221 ren = (rend_t) ~RS_None; 1376 ren = (rend_t) ~RS_None;
1222 else if (GET_BASEBG(R->h->rstyle) == Color_bg) { 1377 else if (GET_BASEBG (rstyle) == Color_bg)
1378 {
1223 ren = DEFAULT_RSTYLE; 1379 ren = DEFAULT_RSTYLE;
1224 CLEAR_ROWS(row, num); 1380
1225 } else { 1381 if (mapped)
1382 XClearArea (dpy, vt, 0,
1383 Row2Pixel (row - view_start), (unsigned int)vt_width,
1384 (unsigned int)Height2Pixel (num), False);
1385 }
1386 else
1387 {
1226 ren = (R->h->rstyle & (RS_fgMask | RS_bgMask)); 1388 ren = rstyle & (RS_fgMask | RS_bgMask);
1227 gcvalue.foreground = R->PixColors[GET_BGCOLOR(R->h->rstyle)]; 1389
1228 XChangeGC(R->Xdisplay, R->TermWin.gc, GCForeground, &gcvalue); 1390 if (mapped)
1229 ERASE_ROWS(row, num); 1391 {
1392 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1393 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1394 XFillRectangle (dpy, vt, gc,
1395 0, Row2Pixel (row - view_start),
1396 (unsigned int)vt_width,
1397 (unsigned int)Height2Pixel (num));
1230 gcvalue.foreground = R->PixColors[Color_fg]; 1398 gcvalue.foreground = pix_colors[Color_fg];
1231 XChangeGC(R->Xdisplay, R->TermWin.gc, GCForeground, &gcvalue); 1399 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1400 }
1232 } 1401 }
1402
1233 for (; num--; row++) { 1403 for (; num--; row++)
1234 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend,
1235 (unsigned int)(row + row_offset), R->h->rstyle);
1236 R->screen.tlen[row + row_offset] = 0;
1237 rxvt_blank_line(aR_
1238 R->drawn_text[row], R->drawn_rend[row],
1239 (unsigned int)R->TermWin.ncol, ren);
1240 } 1404 {
1405 scr_blank_screen_mem (ROW(row), rstyle);
1406
1407 if (row - view_start < nrow)
1408 scr_blank_line (drawn_buf [row - view_start], 0, ncol, ren);
1409 }
1241} 1410}
1411
1412#if !ENABLE_MINIMAL
1413void
1414rxvt_term::scr_erase_savelines () noexcept
1415{
1416 want_refresh = 1;
1417 ZERO_SCROLLBACK ();
1418
1419 top_row = 0;
1420}
1421#endif
1242 1422
1243/* ------------------------------------------------------------------------- */ 1423/* ------------------------------------------------------------------------- */
1244/* 1424/*
1245 * Fill the screen with `E's 1425 * Fill the screen with `E's
1246 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1426 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1247 */ 1427 */
1248/* EXTPROTO */ 1428void ecb_cold
1249void 1429rxvt_term::scr_E () noexcept
1250rxvt_scr_E(pR)
1251{ 1430{
1252 int i, j, k; 1431 rend_t fs;
1253 rend_t *r1, fs;
1254 1432
1255 R->h->want_refresh = 1; 1433 want_refresh = 1;
1256 R->h->num_scr_allow = 0;
1257 ZERO_SCROLLBACK(R); 1434 ZERO_SCROLLBACK ();
1258 RESET_CHSTAT(R->h);
1259 rxvt_selection_check(aR_ 3);
1260 1435
1261 fs = SET_FONT (R->h->rstyle, R->TermWin.fontset->find_font ('E')); 1436 num_scr_allow = 0;
1262 for (k = R->TermWin.saveLines, i = R->TermWin.nrow; i--; k++) { 1437
1263 R->screen.tlen[k] = R->TermWin.ncol; /* make the `E's selectable */ 1438 row_col_t pos;
1264 fill_text (R->screen.text[k], 'E', R->TermWin.ncol); 1439 pos.row = pos.col = 0;
1265 for (r1 = R->screen.rend[k], j = R->TermWin.ncol; j--; ) 1440 if (ROWCOL_IS_AFTER (selection.end, pos))
1441 CLEAR_SELECTION ();
1442
1443 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1444 for (int row = nrow; row--; )
1445 {
1446 line_t &line = ROW(row);
1447
1448 fill_text (line.t, 'E', ncol);
1449 rend_t *r1 = line.r;
1450
1451 for (int j = ncol; j--; )
1266 *r1++ = fs; 1452 *r1++ = fs;
1453
1454 line.is_longer (0);
1455 line.touch (ncol);
1267 } 1456 }
1268} 1457}
1269 1458
1270/* ------------------------------------------------------------------------- */ 1459/* ------------------------------------------------------------------------- */
1271/* 1460/*
1272 * Insert/Delete <count> lines 1461 * Insert/Delete <count> lines
1273 */ 1462 */
1274/* EXTPROTO */
1275void 1463void
1276rxvt_scr_insdel_lines(pR_ int count, int insdel) 1464rxvt_term::scr_insdel_lines (int count, int insdel) noexcept
1277{ 1465{
1278 int end; 1466 int end;
1279 1467
1280 ZERO_SCROLLBACK(R); 1468 ZERO_SCROLLBACK ();
1281 RESET_CHSTAT(R->h);
1282 1469
1283#ifdef RXVT_GRAPHICS
1284 if (rxvt_Gr_Displayed(aR))
1285 rxvt_Gr_scroll(aR_ 0);
1286#endif
1287
1288 rxvt_selection_check(aR_ 1); 1470 selection_check (1);
1289 1471
1290 if (R->screen.cur.row > R->screen.bscroll) 1472 if (screen.cur.row > screen.bscroll)
1291 return;
1292
1293 end = R->screen.bscroll - R->screen.cur.row + 1;
1294 if (count > end) {
1295 if (insdel == DELETE)
1296 return; 1473 return;
1474
1475 end = screen.bscroll - screen.cur.row + 1;
1476 if (count > end)
1477 {
1478 if (insdel == DELETE)
1479 return;
1297 else if (insdel == INSERT) 1480 else if (insdel == INSERT)
1298 count = end; 1481 count = end;
1299 } 1482 }
1300 R->screen.flags &= ~Screen_WrapNext;
1301 1483
1484 scr_do_wrap ();
1485
1302 rxvt_scroll_text(aR_ R->screen.cur.row, R->screen.bscroll, insdel * count, 1486 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count);
1303 0);
1304} 1487}
1305 1488
1306/* ------------------------------------------------------------------------- */ 1489/* ------------------------------------------------------------------------- */
1307/* 1490/*
1308 * Insert/Delete <count> characters from the current position 1491 * Insert/Delete <count> characters from the current position
1309 */ 1492 */
1310/* EXTPROTO */
1311void 1493void
1312rxvt_scr_insdel_chars(pR_ int count, int insdel) 1494rxvt_term::scr_insdel_chars (int count, int insdel) noexcept
1313{ 1495{
1314 int col, row;
1315 rend_t tr;
1316 text_t *stp;
1317 rend_t *srp;
1318 int16_t *slp;
1319
1320 R->h->want_refresh = 1; 1496 want_refresh = 1;
1321 ZERO_SCROLLBACK(R); 1497 ZERO_SCROLLBACK ();
1322#if 0
1323 RESET_CHSTAT(R->h);
1324#endif
1325 1498
1326#ifdef RXVT_GRAPHICS
1327 if (rxvt_Gr_Displayed(aR))
1328 rxvt_Gr_scroll(aR_ 0);
1329#endif
1330
1331 if (count <= 0) 1499 if (count <= 0)
1332 return; 1500 return;
1333 1501
1502 scr_do_wrap ();
1503
1334 rxvt_selection_check(aR_ 1); 1504 selection_check (1);
1335 MIN_IT(count, (R->TermWin.ncol - R->screen.cur.col)); 1505 min_it (count, ncol - screen.cur.col);
1336 1506
1337 row = R->screen.cur.row + R->TermWin.saveLines; 1507 int row = screen.cur.row;
1338 R->screen.flags &= ~Screen_WrapNext;
1339 1508
1340 stp = R->screen.text[row]; 1509 line_t *line = &ROW(row);
1341 srp = R->screen.rend[row]; 1510
1342 slp = &(R->screen.tlen[row]); 1511 line->touch ();
1512 line->is_longer (0);
1513
1514 // nuke wide spanning the start
1515 if (line->t[screen.cur.col] == NOCHAR)
1516 scr_kill_char (*line, screen.cur.col);
1517
1343 switch (insdel) { 1518 switch (insdel)
1519 {
1344 case INSERT: 1520 case INSERT:
1345 for (col = R->TermWin.ncol - 1; (col - count) >= R->screen.cur.col; 1521 line->l = min (line->l + count, ncol);
1346 col--) { 1522
1347 stp[col] = stp[col - count]; 1523 if (line->t[screen.cur.col] == NOCHAR)
1348 srp[col] = srp[col - count]; 1524 scr_kill_char (*line, screen.cur.col);
1349 } 1525
1350 if (*slp != -1) { 1526 for (int col = ncol - 1; (col - count) >= screen.cur.col; col--)
1351 *slp += count; 1527 {
1352 MIN_IT(*slp, R->TermWin.ncol); 1528 line->t[col] = line->t[col - count];
1353 } 1529 line->r[col] = line->r[col - count];
1530 }
1531
1354 if (R->selection.op && R->h->current_screen == R->selection.screen 1532 if (selection.op && current_screen == selection.screen
1355 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1533 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1534 {
1356 if (R->selection.end.row != R->screen.cur.row 1535 if (selection.end.row != screen.cur.row
1357 || (R->selection.end.col + count >= R->TermWin.ncol)) 1536 || (selection.end.col + count >= ncol))
1358 CLEAR_SELECTION(R); 1537 CLEAR_SELECTION ();
1359 else { /* shift selection */ 1538 else
1360 R->selection.beg.col += count; 1539 {
1540 /* shift selection */
1541 selection.beg.col += count;
1361 R->selection.mark.col += count; /* XXX: yes? */ 1542 selection.mark.col += count; /* XXX: yes? */
1362 R->selection.end.col += count; 1543 selection.end.col += count;
1363 } 1544 }
1364 } 1545 }
1365 rxvt_blank_line(aR_ &(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1546
1366 (unsigned int)count, R->h->rstyle); 1547 scr_blank_line (*line, screen.cur.col, count, rstyle);
1367 break; 1548 break;
1549
1368 case ERASE: 1550 case ERASE:
1369 R->screen.cur.col += count; /* don't worry if > R->TermWin.ncol */ 1551 screen.cur.col += count; /* don't worry if > ncol */
1370 rxvt_selection_check(aR_ 1); 1552 selection_check (1);
1371 R->screen.cur.col -= count; 1553 screen.cur.col -= count;
1372 rxvt_blank_line(aR_ &(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1554
1373 (unsigned int)count, R->h->rstyle); 1555 // nuke wide char after the end
1374 break; 1556 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1557 scr_kill_char (*line, screen.cur.col + count);
1558
1559 scr_blank_line (*line, screen.cur.col, count, rstyle);
1560 break;
1561
1375 case DELETE: 1562 case DELETE:
1376 tr = srp[R->TermWin.ncol - 1] 1563 line->l = max (line->l - count, 0);
1377 & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1564
1565 // nuke wide char spanning the end
1566 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1567 scr_kill_char (*line, screen.cur.col + count);
1568
1378 for (col = R->screen.cur.col; (col + count) < R->TermWin.ncol; col++) { 1569 for (int col = screen.cur.col; (col + count) < ncol; col++)
1379 stp[col] = stp[col + count]; 1570 {
1380 srp[col] = srp[col + count]; 1571 line->t[col] = line->t[col + count];
1381 } 1572 line->r[col] = line->r[col + count];
1382 rxvt_blank_line(aR_ 1573 }
1383 &(stp[R->TermWin.ncol - count]), 1574
1384 &(srp[R->TermWin.ncol - count]), 1575 scr_blank_line (*line, ncol - count, count, rstyle);
1385 (unsigned int)count, tr); 1576
1386 if (*slp == -1) /* break line continuation */
1387 *slp = R->TermWin.ncol;
1388 *slp -= count;
1389 MAX_IT(*slp, 0);
1390 if (R->selection.op && R->h->current_screen == R->selection.screen 1577 if (selection.op && current_screen == selection.screen
1391 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1578 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1579 {
1392 if (R->selection.end.row != R->screen.cur.row 1580 if (selection.end.row != screen.cur.row
1393 || (R->screen.cur.col >= R->selection.beg.col - count) 1581 || (screen.cur.col >= selection.beg.col - count)
1394 || R->selection.end.col >= R->TermWin.ncol) 1582 || selection.end.col >= ncol)
1395 CLEAR_SELECTION(R); 1583 CLEAR_SELECTION ();
1396 else { 1584 else
1397 /* shift selection */ 1585 {
1398 R->selection.beg.col -= count; 1586 /* shift selection */
1587 selection.beg.col -= count;
1399 R->selection.mark.col -= count; /* XXX: yes? */ 1588 selection.mark.col -= count; /* XXX: yes? */
1400 R->selection.end.col -= count; 1589 selection.end.col -= count;
1401 } 1590 }
1402 } 1591 }
1403 break; 1592
1593 break;
1404 } 1594 }
1405} 1595}
1406 1596
1407/* ------------------------------------------------------------------------- */ 1597/* ------------------------------------------------------------------------- */
1408/* 1598/*
1409 * Set the scrolling region 1599 * Set the scrolling region
1410 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1600 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1411 */ 1601 */
1412/* EXTPROTO */ 1602void ecb_cold
1413void
1414rxvt_scr_scroll_region(pR_ int top, int bot) 1603rxvt_term::scr_scroll_region (int top, int bot) noexcept
1415{ 1604{
1416 MAX_IT(top, 0); 1605 max_it (top, 0);
1417 MIN_IT(bot, (int)R->TermWin.nrow - 1); 1606 min_it (bot, nrow - 1);
1607
1418 if (top > bot) 1608 if (top > bot)
1419 return; 1609 return;
1610
1420 R->screen.tscroll = top; 1611 screen.tscroll = top;
1421 R->screen.bscroll = bot; 1612 screen.bscroll = bot;
1422 rxvt_scr_gotorc(aR_ 0, 0, 0); 1613 scr_gotorc (0, 0, 0);
1423} 1614}
1424 1615
1425/* ------------------------------------------------------------------------- */ 1616/* ------------------------------------------------------------------------- */
1426/* 1617/*
1427 * Make the cursor visible/invisible 1618 * Make the cursor visible/invisible
1428 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1619 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1429 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1620 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1430 */ 1621 */
1431/* EXTPROTO */ 1622void ecb_cold
1432void
1433rxvt_scr_cursor_visible(pR_ int mode) 1623rxvt_term::scr_cursor_visible (int mode) noexcept
1434{ 1624{
1435 R->h->want_refresh = 1; 1625 want_refresh = 1;
1626
1436 if (mode) 1627 if (mode)
1437 R->screen.flags |= Screen_VisibleCursor; 1628 screen.flags |= Screen_VisibleCursor;
1438 else 1629 else
1439 R->screen.flags &= ~Screen_VisibleCursor; 1630 screen.flags &= ~Screen_VisibleCursor;
1440} 1631}
1441 1632
1442/* ------------------------------------------------------------------------- */ 1633/* ------------------------------------------------------------------------- */
1443/* 1634/*
1444 * Set/unset automatic wrapping 1635 * Set/unset automatic wrapping
1445 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1636 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1446 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1637 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1447 */ 1638 */
1448/* EXTPROTO */ 1639void ecb_cold
1449void 1640rxvt_term::scr_autowrap (int mode) noexcept
1450rxvt_scr_autowrap(pR_ int mode)
1451{ 1641{
1452 if (mode) 1642 if (mode)
1453 R->screen.flags |= Screen_Autowrap; 1643 screen.flags |= Screen_Autowrap;
1454 else 1644 else
1455 R->screen.flags &= ~(Screen_Autowrap | Screen_WrapNext); 1645 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
1456} 1646}
1457 1647
1458/* ------------------------------------------------------------------------- */ 1648/* ------------------------------------------------------------------------- */
1459/* 1649/*
1460 * Set/unset margin origin mode 1650 * Set/unset margin origin mode
… …
1463 * Relative mode: line numbers are relative to top margin of scrolling region 1653 * Relative mode: line numbers are relative to top margin of scrolling region
1464 * and the cursor cannot be moved outside. 1654 * and the cursor cannot be moved outside.
1465 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1655 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1466 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1656 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1467 */ 1657 */
1468/* EXTPROTO */ 1658void ecb_cold
1469void
1470rxvt_scr_relative_origin(pR_ int mode) 1659rxvt_term::scr_relative_origin (int mode) noexcept
1471{ 1660{
1472 if (mode) 1661 if (mode)
1473 R->screen.flags |= Screen_Relative; 1662 screen.flags |= Screen_Relative;
1474 else 1663 else
1475 R->screen.flags &= ~Screen_Relative; 1664 screen.flags &= ~Screen_Relative;
1665
1476 rxvt_scr_gotorc(aR_ 0, 0, 0); 1666 scr_gotorc (0, 0, 0);
1477} 1667}
1478 1668
1479/* ------------------------------------------------------------------------- */ 1669/* ------------------------------------------------------------------------- */
1480/* 1670/*
1481 * Set insert/replace mode 1671 * Set insert/replace mode
1482 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1672 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1483 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1673 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1484 */ 1674 */
1485/* EXTPROTO */ 1675void ecb_cold
1486void
1487rxvt_scr_insert_mode(pR_ int mode) 1676rxvt_term::scr_insert_mode (int mode) noexcept
1488{ 1677{
1489 if (mode) 1678 if (mode)
1490 R->screen.flags |= Screen_Insert; 1679 screen.flags |= Screen_Insert;
1491 else 1680 else
1492 R->screen.flags &= ~Screen_Insert; 1681 screen.flags &= ~Screen_Insert;
1493} 1682}
1494 1683
1495/* ------------------------------------------------------------------------- */ 1684/* ------------------------------------------------------------------------- */
1496/* 1685/*
1497 * Set/Unset tabs 1686 * Set/Unset tabs
1498 * XTERM_SEQ: Set tab at current column : ESC H 1687 * XTERM_SEQ: Set tab at current column : ESC H
1499 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1688 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1500 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1689 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1501 */ 1690 */
1502/* EXTPROTO */ 1691void ecb_cold
1503void 1692rxvt_term::scr_set_tab (int mode) noexcept
1504rxvt_scr_set_tab(pR_ int mode)
1505{ 1693{
1506 if (mode < 0) 1694 if (mode < 0)
1507 MEMSET(R->tabs, 0, R->TermWin.ncol * sizeof(char)); 1695 memset (tabs, 0, ncol);
1508 else if (R->screen.cur.col < R->TermWin.ncol) 1696 else if (screen.cur.col < ncol)
1509 R->tabs[R->screen.cur.col] = (mode ? 1 : 0); 1697 tabs [screen.cur.col] = !!mode;
1510} 1698}
1511 1699
1512/* ------------------------------------------------------------------------- */ 1700/* ------------------------------------------------------------------------- */
1513/* 1701/*
1514 * Set reverse/normal video 1702 * Set reverse/normal video
1515 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1703 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1516 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1704 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1517 */ 1705 */
1518/* EXTPROTO */
1519void 1706void
1520rxvt_scr_rvideo_mode(pR_ int mode) 1707rxvt_term::scr_rvideo_mode (bool on) noexcept
1521{ 1708{
1709 rvideo_mode = on;
1710
1711#ifndef NO_BELL
1712 on ^= rvideo_bell;
1713#endif
1714
1715 if (rvideo_state != on)
1716 {
1717 rvideo_state = on;
1718
1719#if OFF_FOCUS_FADING
1720 if (rs[Rs_fade])
1721 {
1722 ::swap (pix_colors_focused[Color_fg], pix_colors_focused[Color_bg]);
1723 ::swap (pix_colors_unfocused[Color_fg], pix_colors_unfocused[Color_bg]);
1724 }
1725 else
1726#endif
1727 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1728#ifdef HAVE_IMG
1729 if (bg_img == 0)
1730#endif
1731 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1732
1522 XGCValues gcvalue; 1733 XGCValues gcvalue;
1523
1524 if (R->h->rvideo != mode) {
1525 R->h->rvideo = mode;
1526 SWAP_IT(R->PixColors[Color_fg], R->PixColors[Color_bg], rxvt_color);
1527#if defined(XPM_BACKGROUND)
1528 if (R->h->bgPixmap.pixmap == None)
1529#endif
1530#if defined(TRANSPARENT)
1531 if (!(R->Options & Opt_transparent) || R->h->am_transparent == 0)
1532#endif
1533 XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
1534 R->PixColors[Color_bg]);
1535
1536 gcvalue.foreground = R->PixColors[Color_fg]; 1734 gcvalue.foreground = pix_colors[Color_fg];
1537 gcvalue.background = R->PixColors[Color_bg]; 1735 gcvalue.background = pix_colors[Color_bg];
1538 XChangeGC(R->Xdisplay, R->TermWin.gc, GCBackground | GCForeground, 1736 XChangeGC (dpy, gc, GCBackground | GCForeground, &gcvalue);
1539 &gcvalue); 1737
1540 rxvt_scr_clear(aR); 1738 scr_clear ();
1541 rxvt_scr_touch(aR_ True); 1739 scr_touch (true);
1542 } 1740 }
1543} 1741}
1544 1742
1545/* ------------------------------------------------------------------------- */ 1743/* ------------------------------------------------------------------------- */
1546/* 1744/*
1547 * Report current cursor position 1745 * Report current cursor position
1548 * XTERM_SEQ: Report position: ESC [ 6 n 1746 * XTERM_SEQ: Report position: ESC [ 6 n
1549 */ 1747 */
1550/* EXTPROTO */ 1748void ecb_cold
1551void 1749rxvt_term::scr_report_position () noexcept
1552rxvt_scr_report_position(pR)
1553{ 1750{
1554 rxvt_tt_printf(aR_ "\033[%d;%dR", R->screen.cur.row + 1, 1751 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1555 R->screen.cur.col + 1);
1556} 1752}
1557 1753
1558/* ------------------------------------------------------------------------- * 1754/* ------------------------------------------------------------------------- *
1559 * FONTS * 1755 * FONTS *
1560 * ------------------------------------------------------------------------- */ 1756 * ------------------------------------------------------------------------- */
1561 1757
1562/* 1758/*
1563 * Set font style 1759 * Set font style
1564 */ 1760 */
1565/* INTPROTO */ 1761void ecb_cold
1566void 1762rxvt_term::set_font_style () noexcept
1567rxvt_set_font_style(pR)
1568{ 1763{
1764#if 0
1569 switch (R->h->charsets[R->screen.charset]) { 1765 switch (charsets [screen.charset])
1766 {
1570 case '0': /* DEC Special Character & Line Drawing Set */ 1767 case '0': /* DEC Special Character & Line Drawing Set */
1571 break; 1768 break;
1572 case 'A': /* United Kingdom (UK) */ 1769 case 'A': /* United Kingdom (UK) */
1573 break; 1770 break;
1574 case 'B': /* United States (USASCII) */ 1771 case 'B': /* United States (USASCII) */
1575 break; 1772 break;
1576 case '<': /* Multinational character set */ 1773 case '<': /* Multinational character set */
1577 break; 1774 break;
1578 case '5': /* Finnish character set */ 1775 case '5': /* Finnish character set */
1579 break; 1776 break;
1580 case 'C': /* Finnish character set */ 1777 case 'C': /* Finnish character set */
1581 break; 1778 break;
1582 case 'K': /* German character set */ 1779 case 'K': /* German character set */
1583 break; 1780 break;
1584 } 1781 }
1782#endif
1585} 1783}
1586 1784
1587/* ------------------------------------------------------------------------- */ 1785/* ------------------------------------------------------------------------- */
1588/* 1786/*
1589 * Choose a font 1787 * Choose a font
1590 * XTERM_SEQ: Invoke G0 character set: CTRL-O 1788 * XTERM_SEQ: Invoke G0 character set: CTRL-O
1591 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1789 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1592 * XTERM_SEQ: Invoke G2 character set: ESC N 1790 * XTERM_SEQ: Invoke G2 character set: ESC N
1593 * XTERM_SEQ: Invoke G3 character set: ESC O 1791 * XTERM_SEQ: Invoke G3 character set: ESC O
1594 */ 1792 */
1595/* EXTPROTO */ 1793void ecb_cold
1596void
1597rxvt_scr_charset_choose(pR_ int set) 1794rxvt_term::scr_charset_choose (int set) noexcept
1598{ 1795{
1599 R->screen.charset = set; 1796 screen.charset = set;
1600 rxvt_set_font_style(aR); 1797 set_font_style ();
1601} 1798}
1602 1799
1603/* ------------------------------------------------------------------------- */ 1800/* ------------------------------------------------------------------------- */
1604/* 1801/*
1605 * Set a font 1802 * Set a font
… …
1607 * XTERM_SEQ: Set G1 character set: ESC ) <C> 1804 * XTERM_SEQ: Set G1 character set: ESC ) <C>
1608 * XTERM_SEQ: Set G2 character set: ESC * <C> 1805 * XTERM_SEQ: Set G2 character set: ESC * <C>
1609 * XTERM_SEQ: Set G3 character set: ESC + <C> 1806 * XTERM_SEQ: Set G3 character set: ESC + <C>
1610 * See set_font_style for possible values for <C> 1807 * See set_font_style for possible values for <C>
1611 */ 1808 */
1612/* EXTPROTO */
1613void 1809void
1614rxvt_scr_charset_set(pR_ int set, unsigned int ch) 1810rxvt_term::scr_charset_set (int set, unsigned int ch) noexcept
1615{ 1811{
1616 R->h->charsets[set] = (unsigned char)ch; 1812 charsets[set] = (unsigned char)ch;
1617 rxvt_set_font_style(aR); 1813 set_font_style ();
1618} 1814}
1619 1815
1620
1621/* ------------------------------------------------------------------------- *
1622 * GRAPHICS COLOURS *
1623 * ------------------------------------------------------------------------- */
1624
1625#ifdef RXVT_GRAPHICS
1626/* EXTPROTO */
1627int
1628rxvt_scr_get_fgcolor(pR)
1629{
1630 return GET_FGCOLOR(R->h->rstyle);
1631}
1632
1633/* ------------------------------------------------------------------------- */
1634/* EXTPROTO */
1635int
1636rxvt_scr_get_bgcolor(pR)
1637{
1638 return GET_BGCOLOR(R->h->rstyle);
1639}
1640#endif
1641 1816
1642/* ------------------------------------------------------------------------- * 1817/* ------------------------------------------------------------------------- *
1643 * MAJOR SCREEN MANIPULATION * 1818 * MAJOR SCREEN MANIPULATION *
1644 * ------------------------------------------------------------------------- */ 1819 * ------------------------------------------------------------------------- */
1645 1820
1646/* 1821/*
1822 * refresh matching text.
1823 */
1824bool ecb_cold
1825rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) noexcept
1826{
1827 bool found = false;
1828
1829 for (int i = 0; i < nrow; i++)
1830 {
1831 rend_t *drp = drawn_buf[i].r;
1832
1833 for (int col = 0; col < ncol; col++, drp++)
1834 if ((*drp & mask) == value)
1835 {
1836 found = true;
1837 *drp = ~value;
1838 }
1839 }
1840
1841 return found;
1842}
1843
1844/*
1647 * Refresh an area 1845 * Refresh an area
1648 */ 1846 */
1649enum { 1847enum {
1650 PART_BEG = 0, 1848 PART_BEG = 0,
1651 PART_END, 1849 PART_END,
1652 RC_COUNT 1850 RC_COUNT
1653}; 1851};
1654 1852
1655/* EXTPROTO */ 1853void ecb_hot
1656void
1657rxvt_scr_expose(pR_ int x, int y, int width, int height, Bool refresh) 1854rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) noexcept
1658{ 1855{
1659 int i; 1856 int i;
1660 row_col_t rc[RC_COUNT]; 1857 row_col_t rc[RC_COUNT];
1661 1858
1662 if (R->drawn_text == NULL) /* sanity check */ 1859 if (!drawn_buf) /* sanity check */
1663 return; 1860 return;
1664 1861
1665#ifdef DEBUG_STRICT 1862#ifndef NO_SLOW_LINK_SUPPORT
1666 x = max(x, (int)R->TermWin.int_bwidth); 1863 if (refresh_type == FAST_REFRESH && !display->is_local)
1667 x = min(x, (int)R->TermWin.width); 1864 {
1668 y = max(y, (int)R->TermWin.int_bwidth); 1865 y = 0;
1669 y = min(y, (int)R->TermWin.height); 1866 eheight = height;
1867 }
1670#endif 1868#endif
1671 1869
1672/* round down */ 1870 /* round down */
1673 rc[PART_BEG].col = Pixel2Col(x); 1871 rc[PART_BEG].col = Pixel2Col (x);
1674 rc[PART_BEG].row = Pixel2Row(y); 1872 rc[PART_BEG].row = Pixel2Row (y);
1675/* round up */ 1873 /* round up */
1676 rc[PART_END].col = Pixel2Width(x + width + R->TermWin.fwidth - 1); 1874 rc[PART_END].col = Pixel2Width (x + ewidth + fwidth - 1);
1677 rc[PART_END].row = Pixel2Row(y + height + R->TermWin.fheight - 1); 1875 rc[PART_END].row = Pixel2Row (y + eheight + fheight - 1);
1678 1876
1679/* sanity checks */ 1877 /* sanity checks */
1680 for (i = PART_BEG; i < RC_COUNT; i++) { 1878 for (i = PART_BEG; i < RC_COUNT; i++)
1681 MIN_IT(rc[i].col, R->TermWin.ncol - 1);
1682 MIN_IT(rc[i].row, R->TermWin.nrow - 1);
1683 } 1879 {
1880 min_it (rc[i].col, ncol - 1);
1881 min_it (rc[i].row, nrow - 1);
1882 }
1684 1883
1685 D_SCREEN((stderr, "rxvt_scr_expose(x:%d, y:%d, w:%d, h:%d) area (c:%d,r:%d)-(c:%d,r:%d)", x, y, width, height, rc[PART_BEG].col, rc[PART_BEG].row, rc[PART_END].col, rc[PART_END].row));
1686
1687 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1884 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1688 fill_text (&(R->drawn_text[i][rc[PART_BEG].col]), 0, 1885 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1689 (rc[PART_END].col - rc[PART_BEG].col + 1));
1690 1886
1887 num_scr_allow = 0;
1888
1691 if (refresh) 1889 if (refresh)
1692 rxvt_scr_refresh(aR_ SLOW_REFRESH | REFRESH_BOUNDS); 1890 scr_refresh ();
1693} 1891}
1694 1892
1695/* ------------------------------------------------------------------------- */ 1893/* ------------------------------------------------------------------------- */
1696/* 1894/*
1697 * Refresh the entire screen 1895 * Refresh the entire screen
1698 */ 1896 */
1699/* EXTPROTO */
1700void 1897void
1701rxvt_scr_touch(pR_ Bool refresh) 1898rxvt_term::scr_touch (bool refresh) noexcept
1702{ 1899{
1703 rxvt_scr_expose(aR_ 0, 0, R->TermWin.width, R->TermWin.height, refresh); 1900 scr_expose (0, 0, vt_width, vt_height, refresh);
1704} 1901}
1705 1902
1706/* ------------------------------------------------------------------------- */ 1903/* ------------------------------------------------------------------------- */
1707/* 1904/*
1708 * Move the display so that the line represented by scrollbar value Y is at 1905 * Move the display so that the line represented by scrollbar value Y is at
1709 * the top of the screen 1906 * the top of the screen
1710 */ 1907 */
1711/* EXTPROTO */ 1908void
1712int
1713rxvt_scr_move_to(pR_ int y, int len) 1909rxvt_term::scr_move_to (int y, int len) noexcept
1714{ 1910{
1715 long p = 0; 1911 // lerp (y, 0, len, top_row, nrow - 1)
1716 uint16_t oldviewstart; 1912 scr_changeview (top_row + (nrow - 1 - top_row) * y / len);
1717
1718 oldviewstart = R->TermWin.view_start;
1719 if (y < len) {
1720 p = (R->TermWin.nrow + R->TermWin.nscrolled) * (len - y) / len;
1721 p -= (long)(R->TermWin.nrow - 1);
1722 p = max(p, 0);
1723 }
1724 R->TermWin.view_start = (uint16_t)min(p, R->TermWin.nscrolled);
1725 D_SCREEN((stderr, "rxvt_scr_move_to(%d, %d) view_start:%d", y, len, R->TermWin.view_start));
1726
1727 return rxvt_scr_changeview(aR_ oldviewstart);
1728} 1913}
1729 1914
1730/* ------------------------------------------------------------------------- */ 1915/* ------------------------------------------------------------------------- */
1731/* 1916/*
1732 * Page the screen up/down nlines 1917 * Page the screen up/down nlines
1733 * direction should be UP or DN 1918 * direction should be UP or DN
1734 */ 1919 */
1735/* EXTPROTO */ 1920bool
1736int 1921rxvt_term::scr_page (int nlines) noexcept
1737rxvt_scr_page(pR_ enum page_dirn direction, int nlines)
1738{ 1922{
1739 int n; 1923 return scr_changeview (view_start - nlines);
1740 uint16_t oldviewstart;
1741
1742 D_SCREEN((stderr, "rxvt_scr_page(%s, %d) view_start:%d", ((direction == UP) ? "UP" : "DN"), nlines, R->TermWin.view_start));
1743#ifdef DEBUG_STRICT
1744 assert((nlines >= 0) && (nlines <= R->TermWin.nrow));
1745#endif
1746 oldviewstart = R->TermWin.view_start;
1747 if (direction == UP) {
1748 n = R->TermWin.view_start + nlines;
1749 R->TermWin.view_start = min(n, R->TermWin.nscrolled);
1750 } else {
1751 n = R->TermWin.view_start - nlines;
1752 R->TermWin.view_start = max(n, 0);
1753 }
1754 return rxvt_scr_changeview(aR_ oldviewstart);
1755} 1924}
1756 1925
1757/* INTPROTO */ 1926bool
1758int 1927rxvt_term::scr_changeview (int new_view_start) noexcept
1759rxvt_scr_changeview(pR_ uint16_t oldviewstart)
1760{ 1928{
1761 if (R->TermWin.view_start != oldviewstart) { 1929 clamp_it (new_view_start, top_row, 0);
1930
1931 if (new_view_start == view_start)
1932 return false;
1933
1934 num_scr += new_view_start - view_start;
1935 view_start = new_view_start;
1762 R->h->want_refresh = 1; 1936 want_refresh = 1;
1763#ifdef RXVT_GRAPHICS
1764 if (rxvt_Gr_Displayed(aR))
1765 rxvt_Gr_scroll(aR_ 0);
1766#endif
1767 R->h->num_scr -= (R->TermWin.view_start - oldviewstart);
1768 }
1769 return (int)(R->TermWin.view_start - oldviewstart);
1770}
1771 1937
1772/* ------------------------------------------------------------------------- */ 1938 HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
1773/* EXTPROTO */ 1939
1774void 1940 return true;
1775rxvt_scr_bell(pR) 1941}
1776{ 1942
1777#ifndef NO_BELL 1943#ifndef NO_BELL
1944void
1945rxvt_term::bell_cb (ev::timer &w, int revents)
1946{
1947 rvideo_bell = false;
1948 scr_rvideo_mode (rvideo_mode);
1949 refresh_check ();
1950}
1951#endif
1952
1953/* ------------------------------------------------------------------------- */
1954void
1955rxvt_term::scr_bell () noexcept
1956{
1957#ifndef NO_BELL
1958
1778# ifndef NO_MAPALERT 1959# ifndef NO_MAPALERT
1779# ifdef MAPALERT_OPTION 1960# ifdef MAPALERT_OPTION
1780 if (R->Options & Opt_mapAlert) 1961 if (option (Opt_mapAlert))
1781# endif 1962# endif
1782 XMapWindow(R->Xdisplay, R->TermWin.parent[0]); 1963 XMapWindow (dpy, parent);
1783# endif 1964# endif
1784 if (R->Options & Opt_visualBell) { 1965
1785 rxvt_scr_rvideo_mode(aR_ !R->h->rvideo); /* refresh also done */ 1966# if ENABLE_FRILLS
1786 rxvt_scr_rvideo_mode(aR_ !R->h->rvideo); /* refresh also done */ 1967 if (option (Opt_urgentOnBell))
1787 } else 1968 set_urgency (1);
1788 XBell(R->Xdisplay, 0);
1789#endif 1969# endif
1790}
1791 1970
1971 if (option (Opt_visualBell))
1972 {
1973 rvideo_bell = true;
1974 scr_rvideo_mode (rvideo_mode);
1975 flush ();
1976
1977 bell_ev.start (VISUAL_BELL_DURATION);
1978 }
1979 else
1980 XBell (dpy, 0);
1981 HOOK_INVOKE ((this, HOOK_BELL, DT_END));
1982#endif
1983}
1984
1792/* ------------------------------------------------------------------------- */ 1985/* ------------------------------------------------------------------------- */
1793/* ARGSUSED */ 1986void ecb_cold
1794/* EXTPROTO */
1795void
1796rxvt_scr_printscreen(pR_ int fullhist) 1987rxvt_term::scr_printscreen (int fullhist) noexcept
1797{ 1988{
1798#ifdef PRINTPIPE 1989#ifdef PRINTPIPE
1799 int i, r1, nrows, row_offset; 1990 int nrows, row_start;
1800 text_t *t; 1991 FILE *fd = popen_printer ();
1801 FILE *fd;
1802 1992
1803 if ((fd = rxvt_popen_printer(aR)) == NULL) 1993 if (!fd)
1804 return; 1994 return;
1805 nrows = R->TermWin.nrow; 1995
1806 row_offset = R->TermWin.saveLines;
1807 if (!fullhist) 1996 if (fullhist)
1808 row_offset -= R->TermWin.view_start;
1809 else {
1810 nrows += R->TermWin.nscrolled;
1811 row_offset -= R->TermWin.nscrolled;
1812 } 1997 {
1813 1998 nrows = nrow - top_row;
1814 for (r1 = 0; r1 < nrows; r1++) { 1999 row_start = top_row;
1815 t = R->screen.text[r1 + row_offset]; 2000 }
1816 for (i = R->TermWin.ncol - 1; i >= 0; i--) 2001 else
1817 if (!isspace(t[i]))
1818 break;
1819 fprintf(fd, "%.*s\n", (i + 1), t);
1820 } 2002 {
2003 nrows = nrow;
2004 row_start = view_start;
2005 }
2006
2007 wctomb (0, 0);
2008
2009 for (int r1 = row_start; r1 < row_start + nrows; r1++)
2010 {
2011 text_t *tp = ROW(r1).t;
2012 int len = ROW(r1).l;
2013
2014 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
2015 {
2016 char mb[MB_LEN_MAX];
2017 text_t t = *tp++;
2018 if (t == NOCHAR)
2019 continue;
2020
2021 len = wctomb (mb, t);
2022
2023 if (len <= 0)
2024 {
2025 mb[0] = ' ';
2026 len = 1;
2027 }
2028
2029 fwrite (mb, 1, len, fd);
2030 }
2031
2032 fputc ('\n', fd);
2033 }
2034
1821 rxvt_pclose_printer(fd); 2035 pclose_printer (fd);
1822#endif 2036#endif
1823} 2037}
1824 2038
1825/* ------------------------------------------------------------------------- */ 2039/* ------------------------------------------------------------------------- */
1826/* 2040/*
1827 * Refresh the screen 2041 * Refresh the screen
1828 * R->drawn_text/R->drawn_rend contain the screen information before the update. 2042 * drawn_text/drawn_rend contain the screen information before the update.
1829 * R->screen.text/R->screen.rend contain what the screen will change to. 2043 * screen.text/screen.rend contain what the screen will change to.
2044 */
2045void ecb_hot
2046rxvt_term::scr_refresh () noexcept
2047{
2048 int16_t col, row, /* column/row we're processing */
2049 ocrow; /* old cursor row */
2050 int i; /* tmp */
2051 rend_t ccol1, /* Cursor colour */
2052 ccol2; /* Cursor colour2 */
2053 rend_t cur_rend;
2054 int cur_col;
2055 int cursorwidth;
2056
2057 want_refresh = 0; /* screen is current */
2058
2059 if (refresh_type == NO_REFRESH || !mapped)
2060 return;
2061
2062 /*
2063 * A: set up vars
1830 */ 2064 */
2065 refresh_count = 0;
1831 2066
1832#if defined (NO_BRIGHTCOLOR) || defined (VERYBOLD) 2067 unsigned int old_screen_flags = screen.flags;
1833# define MONO_BOLD(x) ((x) & (RS_Bold|RS_Blink)) 2068 bool have_bg = 0;
1834# define MONO_BOLD_FG(x, fg) MONO_BOLD(x) 2069#ifdef HAVE_IMG
2070 have_bg = bg_img != 0;
2071#endif
2072 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
2073
2074 /*
2075 * B: reverse any characters which are selected
2076 */
2077 scr_reverse_selection ();
2078
2079 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2080#if ENABLE_OVERLAY
2081 scr_swap_overlay ();
2082#endif
2083
2084 bool showcursor = screen.flags & Screen_VisibleCursor;
2085
2086 /*
2087 * C: set the cursor character (s)
2088 */
2089 {
2090#ifdef CURSOR_BLINK
2091 if (hidden_cursor)
2092 showcursor = 0;
2093#endif
2094
2095 if (showcursor)
2096 {
2097 int col = screen.cur.col;
2098
2099 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2100 col--;
2101
2102 cursorwidth = 1;
2103 while (col + cursorwidth < ncol
2104 && ROW(screen.cur.row).t[col + cursorwidth] == NOCHAR)
2105 cursorwidth++;
2106
2107 cur_rend = ROW(screen.cur.row).r[col];
2108 cur_col = col;
2109
2110#ifndef NO_CURSORCOLOR
2111 if (ISSET_PIXCOLOR (Color_cursor))
2112 ccol1 = Color_cursor;
2113 else
2114#endif
2115#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2116 ccol1 = fgcolor_of (rstyle);
1835#else 2117#else
1836# define MONO_BOLD(x) \ 2118 ccol1 = Color_fg;
1837 (((x) & (RS_Bold | RS_fgMask)) == (RS_Bold | Color_fg))
1838# define MONO_BOLD_FG(x, fg) (((x) & RS_Bold) && (fg) == Color_fg)
1839#endif 2119#endif
1840 2120
1841#define FONT_WIDTH(X, Y) \
1842 (X)->per_char[(Y) - (X)->min_char_or_byte2].width
1843#define FONT_RBEAR(X, Y) \
1844 (X)->per_char[(Y) - (X)->min_char_or_byte2].rbearing
1845#define FONT_LBEAR(X, Y) \
1846 (X)->per_char[(Y) - (X)->min_char_or_byte2].lbearing
1847#define IS_FONT_CHAR(X, Y) \
1848 ((Y) >= (X)->min_char_or_byte2 && (Y) <= (X)->max_char_or_byte2)
1849
1850/* EXTPROTO */
1851void
1852rxvt_scr_refresh(pR_ unsigned char refresh_type)
1853{
1854 unsigned char clearfirst, /* first character writes before cell */
1855 clearlast, /* last character writes beyond cell */
1856 must_clear, /* use draw_string not draw_image_string */
1857#ifndef NO_BOLDFONT
1858 bfont, /* we've changed font to bold font */
1859#endif
1860 rvid, /* reverse video this position */
1861 wbyte, /* we're in multibyte */
1862 showcursor; /* show the cursor */
1863 int fore, back; /* desired foreground/background */
1864 int16_t col, row, /* column/row we're processing */
1865 ocrow; /* old cursor row */
1866 int cursorwidth;
1867 int i, /* tmp */
1868 row_offset; /* basic offset in screen structure */
1869#ifndef NO_CURSORCOLOR 2121#ifndef NO_CURSORCOLOR
1870 rend_t cc1; /* store colours at cursor position(s) */ 2122 if (ISSET_PIXCOLOR (Color_cursor2))
1871 rend_t cc2; /* store colours at cursor position(s) */ 2123 ccol2 = Color_cursor2;
2124 else
1872#endif 2125#endif
1873 rend_t *drp, *srp; /* drawn-rend-pointer, screen-rend-pointer */ 2126#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1874 text_t *dtp, *stp; /* drawn-text-pointer, screen-text-pointer */ 2127 ccol2 = bgcolor_of (rstyle);
1875 char *buffer; /* local copy of R->h->buffer */ 2128#else
1876 struct rxvt_hidden *h = R->h; 2129 ccol2 = Color_bg;
1877
1878 if (refresh_type == NO_REFRESH || !R->TermWin.mapped)
1879 return;
1880
1881/*
1882 * A: set up vars
1883 */
1884 clearfirst = clearlast = must_clear = wbyte = 0;
1885#ifndef NO_BOLDFONT
1886 bfont = 0;
1887#endif 2130#endif
1888 2131
1889 if (h->currmaxcol < R->TermWin.ncol) { 2132 if (focus && cursor_type == 0)
1890 h->currmaxcol = R->TermWin.ncol;
1891 h->buffer = (char *)rxvt_realloc (h->buffer,
1892 sizeof(char) * (h->currmaxcol + 1) * MB_CUR_MAX);
1893 }
1894 buffer = h->buffer;
1895 h->refresh_count = 0;
1896
1897 row_offset = R->TermWin.saveLines - R->TermWin.view_start;
1898
1899 if ((refresh_type & REFRESH_BOUNDS)) {
1900 clearfirst = clearlast = 1;
1901 h->refresh_type &= ~REFRESH_BOUNDS;
1902 }
1903#if defined(XPM_BACKGROUND)
1904 must_clear |= (h->bgPixmap.pixmap != None);
1905#endif
1906#if defined(TRANSPARENT)
1907 must_clear |= ((R->Options & Opt_transparent) && h->am_transparent);
1908#endif
1909 ocrow = h->oldcursor.row; /* is there an old outline cursor on screen? */
1910
1911/*
1912 * B: reverse any characters which are selected
1913 */
1914 rxvt_scr_reverse_selection(aR);
1915
1916/*
1917 * C: set the cursor character(s)
1918 */
1919 {
1920 unsigned char setoldcursor;
1921 rend_t ccol1, /* Cursor colour */
1922 ccol2; /* Cursor colour2 */
1923
1924 showcursor = (R->screen.flags & Screen_VisibleCursor);
1925 cursorwidth = 0;
1926#ifdef CURSOR_BLINK
1927 if (R->h->hidden_cursor)
1928 showcursor = 0;
1929#endif
1930
1931 cursorwidth = 0;
1932
1933 if (showcursor)
1934 { 2133 {
1935 cursorwidth++; 2134 rend_t rend = cur_rend;
1936 2135
1937 srp = &(R->screen.rend[R->screen.cur.row + R->TermWin.saveLines]
1938 [R->screen.cur.col]);
1939
1940 if (showcursor && R->TermWin.focus)
1941 {
1942 *srp ^= RS_RVid; 2136 rend ^= RS_RVid;
1943#ifndef NO_CURSORCOLOR
1944 cc1 = *srp & (RS_fgMask | RS_bgMask);
1945 if (XDEPTH > 2 && ISSET_PIXCOLOR(h, Color_cursor))
1946 ccol1 = Color_cursor;
1947 else
1948#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1949 ccol1 = GET_FGCOLOR(h->rstyle);
1950#else
1951 ccol1 = Color_fg;
1952#endif
1953 if (XDEPTH > 2 && ISSET_PIXCOLOR(h, Color_cursor2))
1954 ccol2 = Color_cursor2;
1955 else
1956#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1957 ccol2 = GET_BGCOLOR(h->rstyle);
1958#else
1959 ccol2 = Color_bg;
1960#endif
1961 *srp = SET_FGCOLOR(*srp, ccol1); 2137 rend = SET_FGCOLOR (rend, ccol1);
1962 *srp = SET_BGCOLOR(*srp, ccol2); 2138 rend = SET_BGCOLOR (rend, ccol2);
1963#endif
1964 }
1965 2139
1966 while (IS_WIDE (*srp)) 2140 scr_set_char_rend (ROW(screen.cur.row), cur_col, rend);
1967 cursorwidth++, srp++;
1968 } 2141 }
2142 }
1969 2143
1970 /* make sure no outline cursor is left around */ 2144 /* make sure no outline cursor is left around */
1971 setoldcursor = 0; 2145 if (ocrow != -1 && ocrow < nrow && oldcursor.col < ncol)
1972 if (ocrow != -1) {
1973 if (R->screen.cur.row + R->TermWin.view_start != ocrow
1974 || R->screen.cur.col != h->oldcursor.col) {
1975 if (ocrow < R->TermWin.nrow
1976 && h->oldcursor.col < R->TermWin.ncol) {
1977 R->drawn_rend[ocrow][h->oldcursor.col] ^= (RS_RVid | RS_Uline); 2146 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
1978 } 2147
1979 if (R->TermWin.focus || !showcursor) 2148 // save the current cursor coordinates if the cursor is visible
1980 h->oldcursor.row = -1; 2149 // and either the window is unfocused or the cursor style is
1981 else 2150 // underline or vertical bar, so as to clear the outline cursor in
1982 setoldcursor = 1; 2151 // the next refresh if the cursor moves or becomes invisible
2152 if (showcursor && (!focus || cursor_type != 0) && screen.cur.row - view_start < nrow)
2153 {
2154 oldcursor.row = screen.cur.row - view_start;
2155 oldcursor.col = screen.cur.col;
1983 } 2156 }
1984 } else if (!R->TermWin.focus)
1985 setoldcursor = 1;
1986 if (setoldcursor) {
1987 if (R->screen.cur.row + R->TermWin.view_start >= R->TermWin.nrow)
1988 h->oldcursor.row = -1;
1989 else { 2157 else
1990 h->oldcursor.row = R->screen.cur.row + R->TermWin.view_start; 2158 oldcursor.row = -1;
1991 h->oldcursor.col = R->screen.cur.col;
1992 }
1993 }
1994 } 2159 }
1995 2160
1996#ifndef NO_SLOW_LINK_SUPPORT 2161#ifndef NO_SLOW_LINK_SUPPORT
1997/* 2162 /*
1998 * D: CopyArea pass - very useful for slower links 2163 * D: CopyArea pass - very useful for slower links
1999 * This has been deliberately kept simple. 2164 * This has been deliberately kept simple.
2000 */ 2165 */
2001 i = h->num_scr; 2166 if (!display->is_local
2002 if (refresh_type == FAST_REFRESH && h->num_scr_allow && i 2167 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
2003 && abs(i) < R->TermWin.nrow && !must_clear) { 2168 && abs (num_scr) < nrow && !have_bg)
2004 int16_t nits; 2169 {
2005 int j; 2170 int16_t nits;
2006 rend_t *drp2; 2171 int i = num_scr;
2007 text_t *dtp2; 2172 int j;
2008 int len, wlen; 2173 int len, wlen;
2009 2174
2010 j = R->TermWin.nrow; 2175 j = nrow;
2011 wlen = len = -1; 2176 wlen = len = -1;
2012 row = i > 0 ? 0 : j - 1; 2177 row = i > 0 ? 0 : j - 1;
2178
2013 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) { 2179 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
2180 {
2014 if (row + i >= 0 && row + i < R->TermWin.nrow && row + i != ocrow) { 2181 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
2015 stp = R->screen.text[row + row_offset]; 2182 {
2016 srp = R->screen.rend[row + row_offset]; 2183 line_t s = ROW(view_start + row);
2017 dtp = R->drawn_text[row]; 2184 line_t d = drawn_buf[row];
2018 dtp2 = R->drawn_text[row + i]; 2185 line_t d2 = drawn_buf[row + i];
2019 drp = R->drawn_rend[row]; 2186
2020 drp2 = R->drawn_rend[row + i]; 2187 for (nits = 0, col = ncol; col--; )
2021 for (nits = 0, col = R->TermWin.ncol; col--; )
2022 if (stp[col] != dtp2[col] || srp[col] != drp2[col]) 2188 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
2023 nits--; 2189 nits--;
2024 else if (stp[col] != dtp[col] || srp[col] != drp[col]) 2190 else if (s.t[col] != d.t[col] || s.r[col] != d.r[col])
2025 nits++; 2191 nits++;
2192
2026 if (nits > 8) { /* XXX: arbitrary choice */ 2193 if (nits > 8) /* XXX: arbitrary choice */
2027 for (col = R->TermWin.ncol; col--; ) { 2194 {
2028 *dtp++ = *dtp2++; 2195 for (col = ncol; col--; )
2029 *drp++ = *drp2++; 2196 {
2030 } 2197 *d.t++ = *d2.t++;
2031 if (len == -1) 2198 *d.r++ = *d2.r++;
2032 len = row; 2199 }
2033 wlen = row; 2200
2034 continue; 2201 if (len == -1)
2035 } 2202 len = row;
2203
2204 wlen = row;
2205 continue;
2206 }
2207 }
2208
2209 if (len >= 0)
2210 {
2211 /* also comes here at end if needed because of >= above */
2212 if (wlen < len)
2213 ::swap (wlen, len);
2214
2215 XGCValues gcv;
2216
2217 gcv.graphics_exposures = 1; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2218 XCopyArea (dpy, vt, vt,
2219 gc, 0, Row2Pixel (len + i),
2220 (unsigned int)this->width,
2221 (unsigned int)Height2Pixel (wlen - len + 1),
2222 0, Row2Pixel (len));
2223 gcv.graphics_exposures = 0; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2224
2225 len = -1;
2226 }
2227 }
2036 } 2228 }
2037 if (len != -1) {
2038 /* also comes here at end if needed because of >= above */
2039 if (wlen < len)
2040 SWAP_IT(wlen, len, int);
2041 D_SCREEN((stderr, "rxvt_scr_refresh(): XCopyArea: %d -> %d (height: %d)", len + i, len, wlen - len + 1));
2042 XCopyArea(R->Xdisplay, R->TermWin.vt, R->TermWin.vt,
2043 R->TermWin.gc, 0, Row2Pixel(len + i),
2044 (unsigned int)TermWin_TotalWidth(),
2045 (unsigned int)Height2Pixel(wlen - len + 1),
2046 0, Row2Pixel(len));
2047 len = -1;
2048 }
2049 }
2050 }
2051#endif 2229#endif
2052 2230
2053/* 2231 /*
2054 * E: main pass across every character 2232 * E: main pass across every character
2055 */ 2233 */
2056 for (row = 0; row < R->TermWin.nrow; row++) 2234 for (row = 0; row < nrow; row++)
2057 { 2235 {
2058 stp = R->screen.text[row + row_offset]; 2236 text_t *stp = ROW(view_start + row).t;
2059 srp = R->screen.rend[row + row_offset]; 2237 rend_t *srp = ROW(view_start + row).r;
2060 dtp = R->drawn_text[row]; 2238 text_t *dtp = drawn_buf[row].t;
2061 drp = R->drawn_rend[row]; 2239 rend_t *drp = drawn_buf[row].r;
2062 2240
2063/* 2241 /*
2064 * E2: OK, now the real pass 2242 * E2: OK, now the real pass
2065 */ 2243 */
2066 int ypixel = (int)Row2Pixel(row); 2244 int ypixel = (int)Row2Pixel (row);
2067 2245
2068 for (col = 0; col < R->TermWin.ncol; col++) { 2246 for (col = 0; col < ncol; col++)
2247 {
2069 /* compare new text with old - if exactly the same then continue */ 2248 /* compare new text with old - if exactly the same then continue */
2249 if (stp[col] == dtp[col] && RS_SAME (srp[col], drp[col]))
2250 continue;
2251
2252 // redraw one or more characters
2253
2254 // seek to the beginning of wide characters
2255 while (ecb_unlikely (stp[col] == NOCHAR && col > 0))
2256 --col;
2257
2070 rend_t rend = srp[col]; /* screen rendition (target rendtion) */ 2258 rend_t rend = srp[col]; /* screen rendition (target rendition) */
2071
2072 if (stp[col] == dtp[col] /* Must match characters to skip. */
2073 && (rend == drp[col] /* Either rendition the same or */
2074 || (stp[col] == ' ' /* space w/ no background change */
2075 && GET_BGATTR(rend) == GET_BGATTR(drp[col]))))
2076 continue;
2077
2078 text_t *text = stp + col; 2259 text_t *text = stp + col;
2079 int count = 1; 2260 int count = 1;
2080 2261
2081 /* redraw one or more characters */
2082
2083 dtp[col] = stp[col]; 2262 dtp[col] = stp[col];
2084 drp[col] = rend; 2263 drp[col] = rend;
2085 2264
2086 if (*text == NOCHAR) // never start redrawing at invisible characters. */
2087 continue;
2088
2089 int xpixel = Col2Pixel(col); 2265 int xpixel = Col2Pixel (col);
2090 2266
2091 // this loop looks very messy, it can probably be optimized
2092 // and cleaned a bit by you?
2093 for (i = 0; ++col < R->TermWin.ncol; ) 2267 for (i = 0; ++col < ncol; )
2094 { 2268 {
2095 if (stp[col] == NOCHAR) 2269 if (stp[col] == NOCHAR)
2270 {
2271 dtp[col] = stp[col];
2272 drp[col] = srp[col];
2273
2274 count++;
2275 i++;
2276
2277 continue;
2278 }
2279
2280 if (!RS_SAME (rend, srp[col]))
2281 break;
2282
2283 count++;
2284
2285 if (stp[col] != dtp[col]
2286 || !RS_SAME (srp[col], drp[col]))
2287 {
2288 if (have_bg && (i++ > count / 2))
2289 break;
2290
2291 dtp[col] = stp[col];
2292 drp[col] = rend;
2293 i = 0;
2294 }
2295 else if (have_bg || (stp[col] != ' ' && ++i >= 16))
2296 break;
2297 }
2298
2299 col--; /* went one too far. move back */
2300 count -= i; /* dump any matching trailing chars */
2301
2302 // sometimes we optimize away the trailing NOCHAR's, add them back
2303 while (ecb_unlikely (i && text[count] == NOCHAR))
2304 count++, i--;
2305
2306 /*
2307 * Determine the attributes for the string
2308 */
2309 int fore = fgcolor_of (rend); // desired foreground
2310 int back = bgcolor_of (rend); // desired background
2311
2312 // only do special processing if any attributes are set, which is unlikely
2313 if (ecb_unlikely (rend & (RS_baseattrMask | RS_Careful | RS_Sel)))
2314 {
2315 bool invert = rend & RS_RVid;
2316
2317#ifndef NO_BOLD_UNDERLINE_REVERSE
2318 if (rend & RS_Bold && fore == Color_fg)
2319 {
2320 if (ISSET_PIXCOLOR (Color_BD))
2321 fore = Color_BD;
2322# if !ENABLE_STYLES
2323 else
2324 invert = !invert;
2325# endif
2326 }
2327
2328 if (rend & RS_Italic && fore == Color_fg)
2329 {
2330 if (ISSET_PIXCOLOR (Color_IT))
2331 fore = Color_IT;
2332# if !ENABLE_STYLES
2333 else
2334 invert = !invert;
2335# endif
2336 }
2337
2338 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL))
2339 fore = Color_UL;
2340#endif
2341
2342#ifdef OPTION_HC
2343 if (rend & RS_Sel)
2344 {
2345 /* invert the column if no highlightColor is set or it is the
2346 * current cursor column */
2347 if (!(showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2348 && ISSET_PIXCOLOR (Color_HC))
2349 {
2350 if (ISSET_PIXCOLOR (Color_HTC))
2351 fore = Color_HTC;
2352 // if invert is 0 reverse video is set so we use bg color as fg color
2353 else if (!invert)
2354 fore = back;
2355
2356 back = Color_HC;
2357 invert = 0;
2358 }
2359 }
2360#endif
2361
2362 if (invert)
2363 {
2364 ::swap (fore, back);
2365
2366#ifndef NO_BOLD_UNDERLINE_REVERSE
2367 if (fore == back)
2368 {
2369 fore = Color_bg;
2370 back = Color_fg;
2371 }
2372#endif
2373 }
2374
2375#ifdef TEXT_BLINK
2376 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2377 {
2378 if (!text_blink_ev.is_active ())
2379 {
2380 text_blink_ev.again ();
2381 hidden_text = 0;
2382 }
2383 else if (hidden_text)
2384 fore = back;
2385 }
2386#endif
2387
2388#if ENABLE_STYLES
2389 // "careful" (too wide) character handling
2390
2391 // include previous careful character(s) if possible, looks nicer (best effort...)
2392 while (text > stp
2393 && srp[text - stp - 1] & RS_Careful
2394 && RS_SAME (rend, srp[text - stp - 1]))
2395 text--, count++, xpixel -= fwidth;
2396
2397 // force redraw after "careful" characters to avoid pixel droppings
2398 for (int i = 0; srp[col + i] & RS_Careful && col + i < ncol - 1; i++)
2399 drp[col + i + 1] = srp[col + i + 1] ^ RS_redraw;
2400
2401 // force redraw before "careful" characters to avoid pixel droppings
2402 for (int i = 0; srp[text - stp - i] & RS_Careful && text - i > stp; i++)
2403 drp[text - stp - i - 1] = srp[text - stp - i - 1] ^ RS_redraw;
2404#endif
2405 }
2406
2407 /*
2408 * Actually do the drawing of the string here
2409 */
2410 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2411
2412 if (ecb_likely (have_bg && back == Color_bg))
2413 {
2414 // this is very ugly, maybe push it into ->draw?
2415
2416 for (i = 0; i < count; i++) /* don't draw empty strings */
2417 if (text[i] != ' ')
2096 { 2418 {
2097 dtp[col] = stp[col]; 2419 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_transparent);
2098 drp[col] = rend; 2420 goto did_clear;
2099 count++;
2100
2101 if (i) // only possible skip if char unchanged
2102 i++;
2103
2104 continue;
2105 } 2421 }
2106 2422
2107 if (((rend ^ srp[col]) & ~RS_wide) != 0) 2423 CLEAR_CHARS (xpixel, ypixel, count);
2108 break; 2424 did_clear: ;
2109
2110 count++;
2111
2112 if (stp[col] != dtp[col]
2113 || srp[col] != drp[col])
2114 {
2115 if (must_clear && (i++ > (count / 2)))
2116 break;
2117
2118 dtp[col] = stp[col];
2119 drp[col] = rend;
2120 i = 0;
2121 }
2122 else if (must_clear || (stp[col] != ' ' && ++i >= 32))
2123 break;
2124 } 2425 }
2426 else
2427 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2125 2428
2126 col--; /* went one too far. move back */ 2429 if (ecb_unlikely (rend & RS_Uline && font->descent > 1 && fore != back))
2127 count -= i; /* dump any matching trailing chars */
2128
2129/*
2130 * Determine the attributes for the string
2131 */
2132 int fid = GET_FONT(rend);
2133 fore = GET_FGCOLOR(rend);
2134 back = GET_BGCOLOR(rend);
2135 rend = GET_ATTR(rend);
2136
2137 rvid = (rend & RS_RVid) ? 1 : 0;
2138#ifdef OPTION_HC
2139 if (!rvid && (rend & RS_Blink))
2140 { 2430 {
2141 if (XDEPTH > 2 && ISSET_PIXCOLOR(h, Color_HC)) 2431 if (showcursor && focus && row == screen.cur.row
2142 back = Color_HC; 2432 && IN_RANGE_EXC (col, cur_col, cur_col + cursorwidth))
2143 else 2433 XSetForeground (dpy, gc, pix_colors[ccol1]);
2144 rvid = !rvid; /* fall back */ 2434 else
2435#if ENABLE_FRILLS
2436 if (ISSET_PIXCOLOR (Color_underline))
2437 XSetForeground (dpy, gc, pix_colors[Color_underline]);
2438 else
2439#endif
2440 XSetForeground (dpy, gc, pix_colors[fore]);
2441
2442 XDrawLine (dpy, vt, gc,
2443 xpixel, ypixel + font->ascent + 1,
2444 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2145 } 2445 }
2146#endif 2446 } /* for (col....) */
2147 if (rvid) 2447 } /* for (row....) */
2448
2449 /*
2450 * G: cleanup cursor and display outline cursor if necessary
2451 */
2452 if (showcursor)
2453 {
2454 if (focus)
2455 {
2456 if (cursor_type == 0)
2457 scr_set_char_rend (ROW(screen.cur.row), cur_col, cur_rend);
2458 else if (oldcursor.row >= 0)
2148 { 2459 {
2149 SWAP_IT(fore, back, int); 2460 XSetForeground (dpy, gc, pix_colors[ccol1]);
2461 if (cursor_type == 1)
2462 XFillRectangle (dpy, vt, gc,
2463 Col2Pixel (cur_col),
2464 Row2Pixel (oldcursor.row + 1) - 2,
2465 Width2Pixel (1),
2466 2);
2467 else
2468 XFillRectangle (dpy, vt, gc,
2469 Col2Pixel (cur_col),
2470 Row2Pixel (oldcursor.row),
2471 2,
2472 Height2Pixel (1));
2473 }
2474 }
2475 else if (oldcursor.row >= 0)
2476 {
2477 XSetForeground (dpy, gc, pix_colors[ccol1]);
2150 2478
2151#ifndef NO_BOLD_UNDERLINE_REVERSE 2479 XDrawRectangle (dpy, vt, gc,
2152 if (XDEPTH > 2 && ISSET_PIXCOLOR(h, Color_RV) 2480 Col2Pixel (cur_col),
2153# ifndef NO_CURSORCOLOR 2481 Row2Pixel (oldcursor.row),
2154 && !ISSET_PIXCOLOR(h, Color_cursor) 2482 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2483 (unsigned int) (Height2Pixel (1) - 1));
2484 }
2485 }
2486
2487 /*
2488 * H: cleanup selection
2489 */
2490#if ENABLE_OVERLAY
2491 scr_swap_overlay ();
2492#endif
2493 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2494
2495 scr_reverse_selection ();
2496
2497 screen.flags = old_screen_flags;
2498 num_scr = 0;
2499 num_scr_allow = 1;
2500}
2501
2502void ecb_cold
2503rxvt_term::scr_remap_chars (line_t &l) noexcept
2504{
2505 if (!l.valid ())
2506 return;
2507
2508 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2509
2510 for (int i = ncol; i--; )
2511 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2512}
2513
2514void ecb_cold
2515rxvt_term::scr_remap_chars () noexcept
2516{
2517 for (int i = total_rows; i--; )
2518 scr_remap_chars (row_buf [i]);
2519
2520 for (int i = nrow; i--; )
2521 {
2522 scr_remap_chars (drawn_buf [i]);
2523 scr_remap_chars (swap_buf [i]);
2524 }
2525}
2526
2527void ecb_cold
2528rxvt_term::scr_recolor (bool refresh) noexcept
2529{
2530 bool transparent = false;
2531
2532#ifdef HAVE_IMG
2533 if (bg_img != 0)
2534 {
2535# if ENABLE_TRANSPARENCY
2536 if (bg_flags & BG_IS_TRANSPARENT)
2537 {
2538 XSetWindowBackgroundPixmap (dpy, parent, bg_img->pm);
2539 XSetWindowBackgroundPixmap (dpy, vt, ParentRelative);
2540
2541 transparent = true;
2542 }
2543 else
2155# endif 2544# endif
2156 ) 2545 {
2157 back = Color_RV; 2546 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2158#endif 2547 XSetWindowBackgroundPixmap (dpy, vt, bg_img->pm);
2159 } 2548 }
2160#ifndef NO_BOLD_UNDERLINE_REVERSE 2549 }
2161 else if (rend & RS_Bold) 2550 else
2162 {
2163 if (XDEPTH > 2 && ISSET_PIXCOLOR(h, Color_BD))
2164 {
2165 fore = Color_BD;
2166# ifndef VERYBOLD
2167 rend &= ~RS_Bold; /* we've taken care of it */
2168# endif 2551#endif
2169 } 2552 {
2170 } 2553 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2171 else if (rend & RS_Uline) 2554 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2172 {
2173 if (XDEPTH > 2 && ISSET_PIXCOLOR(h, Color_UL))
2174 {
2175 fore = Color_UL;
2176 rend &= ~RS_Uline; /* we've taken care of it */
2177 }
2178 }
2179#endif
2180
2181/*
2182 * Actually do the drawing of the string here
2183 */
2184 rxvt_font *font = (*R->TermWin.fontset)[fid];
2185
2186 if (back == Color_bg)
2187 {
2188 if (must_clear)
2189 {
2190 for (i = 0; i < count; i++) /* don't draw empty strings */
2191 if (text[i] != ' ') {
2192 font->draw (xpixel, ypixel, text, count, fore, -1);
2193 goto nodraw;
2194 }
2195 CLEAR_CHARS(xpixel, ypixel, count);
2196nodraw: ;
2197 }
2198 else
2199 font->draw (xpixel, ypixel, text, count, fore, Color_bg);
2200 } else
2201 font->draw (xpixel, ypixel, text, count, fore, back);
2202
2203 if ((rend & RS_Uline) && (font->descent > 1))
2204 XDrawLine(R->Xdisplay, drawBuffer, R->TermWin.gc,
2205 xpixel, ypixel + font->ascent + 1,
2206 xpixel + Width2Pixel(count) - 1, ypixel + font->ascent + 1);
2207 } /* for (col....) */
2208 } /* for (row....) */
2209
2210/*
2211 * G: cleanup cursor and display outline cursor if necessary
2212 */
2213 if (showcursor) {
2214 if (R->TermWin.focus) {
2215 srp = &(R->screen.rend[R->screen.cur.row + R->TermWin.saveLines]
2216 [R->screen.cur.col]);
2217 *srp ^= RS_RVid;
2218#ifndef NO_CURSORCOLOR
2219 *srp = (*srp & ~(RS_fgMask | RS_bgMask)) | cc1;
2220#endif
2221 } else if (h->oldcursor.row >= 0) {
2222#ifndef NO_CURSORCOLOR
2223 unsigned long gcmask; /* Graphics Context mask */
2224
2225 if (XDEPTH > 2 && ISSET_PIXCOLOR(h, Color_cursor)) {
2226 XSetForeground (R->Xdisplay, R->TermWin.gc, R->PixColors[Color_cursor]);
2227 } 2555 }
2228#endif 2556
2229 XDrawRectangle(R->Xdisplay, drawBuffer, R->TermWin.gc, 2557 XClearWindow (dpy, parent);
2230 Col2Pixel(h->oldcursor.col), 2558
2231 Row2Pixel(h->oldcursor.row), 2559 if (scrollBar.state && scrollBar.win)
2232 (unsigned int)(Width2Pixel(cursorwidth) - 1),
2233 (unsigned int)(Height2Pixel(1) - R->TermWin.lineSpace - 1));
2234 }
2235 } 2560 {
2236/* 2561 if (transparent)
2237 * H: cleanup selection 2562 XSetWindowBackgroundPixmap (dpy, scrollBar.win, ParentRelative);
2238 */ 2563 else
2239 rxvt_scr_reverse_selection(aR); 2564 XSetWindowBackground (dpy, scrollBar.win, pix_colors[scrollBar.color ()]);
2565 scrollBar.state = SB_STATE_IDLE;
2566 scrollBar.show (0);
2567 }
2240 2568
2241/* 2569 if (refresh)
2242 * I: other general cleanup 2570 {
2243 */ 2571 scr_clear ();
2244 if (clearfirst && R->TermWin.int_bwidth) 2572 scr_touch (true);
2245 /* 2573 }
2246 * clear the whole screen height, note that width == 0 is treated 2574 want_refresh = 1;
2247 * specially by XClearArea 2575}
2248 */
2249 XClearArea(R->Xdisplay, R->TermWin.vt, 0, 0,
2250 (unsigned int)R->TermWin.int_bwidth,
2251 (unsigned int)TermWin_TotalHeight(), False);
2252 if (clearlast && R->TermWin.int_bwidth)
2253 /*
2254 * clear the whole screen height, note that width == 0 is treated
2255 * specially by XClearArea
2256 */
2257 XClearArea(R->Xdisplay, R->TermWin.vt,
2258 R->TermWin.width + R->TermWin.int_bwidth, 0,
2259 (unsigned int)R->TermWin.int_bwidth,
2260 (unsigned int)TermWin_TotalHeight(), False);
2261 if (refresh_type & SMOOTH_REFRESH)
2262 XSync(R->Xdisplay, False);
2263 2576
2264 h->num_scr = 0; 2577/* ------------------------------------------------------------------------- */
2578void
2579rxvt_term::scr_clear (bool really) noexcept
2580{
2581 if (!mapped)
2582 return;
2583
2265 h->num_scr_allow = 1; 2584 num_scr_allow = 0;
2266 h->want_refresh = 0; /* screen is current */
2267}
2268/* ------------------------------------------------------------------------- */
2269
2270/* EXTPROTO */
2271void
2272rxvt_scr_clear(pR)
2273{
2274 if (!R->TermWin.mapped)
2275 return;
2276 R->h->num_scr_allow = 0;
2277 R->h->want_refresh = 1; 2585 want_refresh = 1;
2278#ifdef TRANSPARENT
2279 if ((R->Options & Opt_transparent) && (R->h->am_pixmap_trans == 0)) {
2280 int i;
2281 2586
2282 if (!(R->Options & Opt_transparent_all)) 2587 if (really)
2283 i = 0; 2588 XClearWindow (dpy, vt);
2284 else 2589}
2285 i = (int)(sizeof(R->TermWin.parent) / sizeof(Window)); 2590
2286 for (; i--;) 2591void
2287 if (R->TermWin.parent[i] != None) 2592rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) noexcept
2288 XClearWindow(R->Xdisplay, R->TermWin.parent[i]); 2593{
2594 int view_end = view_start + nrow;
2595 int row, col;
2596
2597 for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)
2289 } 2598 {
2290#endif 2599 text_t *stp = ROW(row).t;
2291 XClearWindow(R->Xdisplay, R->TermWin.vt); 2600 rend_t *srp = ROW(row).r;
2292}
2293 2601
2294/* ------------------------------------------------------------------------- */ 2602 for (col = beg_col; col < end_col; col++)
2295/* INTPROTO */ 2603 srp[col] ^= rstyle1;
2296void
2297rxvt_scr_reverse_selection(pR)
2298{
2299 int i, col, row, end_row;
2300 rend_t *srp;
2301 2604
2302 if (R->selection.op && R->h->current_screen == R->selection.screen) { 2605 while (col-- > beg_col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
2303 end_row = R->TermWin.saveLines - R->TermWin.view_start; 2606 srp[col] ^= rstyle2;
2304 i = R->selection.beg.row + R->TermWin.saveLines; 2607
2305 row = R->selection.end.row + R->TermWin.saveLines; 2608 if (++col < end_col)
2306 if (i >= end_row) 2609 srp[col] ^= rstyle2;
2307 col = R->selection.beg.col; 2610 }
2308 else { 2611}
2612
2613void
2614rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) noexcept
2615{
2616 int view_end = view_start + nrow;
2617 int row, col;
2618
2619 if (beg_row >= view_start)
2620 {
2621 col = beg_col;
2622 row = beg_row;
2623 }
2624 else
2625 {
2309 col = 0; 2626 col = 0;
2310 i = end_row; 2627 row = view_start;
2311 } 2628 }
2312 end_row += R->TermWin.nrow; 2629
2313 for (; i < row && i < end_row; i++, col = 0) 2630 for (; row < min (end_row, view_end); row++, col = 0)
2314 for (srp = R->screen.rend[i]; col < R->TermWin.ncol; col++) 2631 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2315#ifndef OPTION_HC 2632 srp[col] ^= rstyle;
2316 srp[col] ^= RS_RVid; 2633
2317#else 2634 if (row == end_row)
2318 srp[col] ^= RS_Blink; 2635 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2636 srp[col] ^= rstyle;
2637}
2638
2639/* ------------------------------------------------------------------------- */
2640void ecb_hot
2641rxvt_term::scr_reverse_selection () noexcept
2642{
2643 if (selection.op
2644 && current_screen == selection.screen
2645 && selection.end.row >= view_start)
2646 {
2647#if !ENABLE_MINIMAL
2648 if (selection.rect)
2649 scr_xor_rect (selection.beg.row, selection.beg.col,
2650 selection.end.row, selection.end.col,
2651 RS_Sel | RS_RVid, RS_Sel | RS_RVid | RS_Uline);
2652 else
2319#endif 2653#endif
2320 if (i == row && i < end_row) 2654 scr_xor_span (selection.beg.row, selection.beg.col,
2321 for (srp = R->screen.rend[i]; col < R->selection.end.col; col++) 2655 selection.end.row, selection.end.col,
2322#ifndef OPTION_HC 2656 RS_Sel | RS_RVid);
2323 srp[col] ^= RS_RVid;
2324#else
2325 srp[col] ^= RS_Blink;
2326#endif
2327 } 2657 }
2328} 2658}
2329 2659
2330/* ------------------------------------------------------------------------- */ 2660/* ------------------------------------------------------------------------- */
2331/* 2661/*
2332 * Dump the whole scrollback and screen to the passed filedescriptor. The 2662 * Dump the whole scrollback and screen to the passed filedescriptor. The
2333 * invoking routine must close the fd. 2663 * invoking routine must close the fd.
2334 */ 2664 */
2335#if 0 2665#if 0
2336/* EXTPROTO */
2337void 2666void
2338rxvt_scr_dump(pR_ int fd) 2667rxvt_term::scr_dump (int fd) noexcept
2339{ 2668{
2340 int row, wrote; 2669 // if this method is needed, it can be implemented by factoring the
2341 unsigned int width, towrite; 2670 // relevant code in scr_printscreen
2342 char r1[] = "\n";
2343
2344 for (row = R->TermWin.saveLines - R->TermWin.nscrolled;
2345 row < R->TermWin.saveLines + R->TermWin.nrow - 1; row++) {
2346 width = R->screen.tlen[row] >= 0 ? R->screen.tlen[row]
2347 : R->TermWin.ncol;
2348 for (towrite = width; towrite; towrite -= wrote) {
2349 wrote = write(fd, &(R->screen.text[row][width - towrite]),
2350 towrite);
2351 if (wrote < 0)
2352 return; /* XXX: death, no report */
2353 }
2354 if (R->screen.tlen[row] >= 0)
2355 if (write(fd, r1, 1) <= 0)
2356 return; /* XXX: death, no report */
2357 }
2358} 2671}
2359#endif 2672#endif
2360 2673
2361/* ------------------------------------------------------------------------- * 2674/* ------------------------------------------------------------------------- *
2362 * CHARACTER SELECTION * 2675 * CHARACTER SELECTION *
2363 * ------------------------------------------------------------------------- */ 2676 * ------------------------------------------------------------------------- */
2364
2365/*
2366 * -R->TermWin.nscrolled <= (selection row) <= R->TermWin.nrow - 1
2367 */
2368/* EXTPROTO */
2369void 2677void
2370rxvt_selection_check(pR_ int check_more) 2678rxvt_term::selection_check (int check_more) noexcept
2371{ 2679{
2372 row_col_t pos;
2373
2374 if (!R->selection.op) 2680 if (!selection.op)
2375 return; 2681 return;
2376 2682
2377 pos.row = pos.col = 0; 2683 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2378 if ((R->selection.beg.row < -(int32_t)R->TermWin.nscrolled) 2684 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2379 || (R->selection.beg.row >= R->TermWin.nrow) 2685 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2380 || (R->selection.mark.row < -(int32_t)R->TermWin.nscrolled)
2381 || (R->selection.mark.row >= R->TermWin.nrow)
2382 || (R->selection.end.row < -(int32_t)R->TermWin.nscrolled)
2383 || (R->selection.end.row >= R->TermWin.nrow)
2384 || (check_more == 1 2686 || (check_more == 1
2385 && R->h->current_screen == R->selection.screen 2687 && current_screen == selection.screen
2386 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 2688 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2387 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) 2689 && ROWCOL_IS_BEFORE (screen.cur, selection.end)))
2388 || (check_more == 2
2389 && ROWCOL_IS_BEFORE(R->selection.beg, pos)
2390 && ROWCOL_IS_AFTER(R->selection.end, pos))
2391 || (check_more == 3
2392 && ROWCOL_IS_AFTER(R->selection.end, pos))
2393 || (check_more == 4 /* screen width change */
2394 && (R->selection.beg.row != R->selection.end.row
2395 || R->selection.end.col > R->TermWin.ncol)))
2396 CLEAR_SELECTION(R); 2690 CLEAR_ALL_SELECTION ();
2691}
2692
2693void
2694rxvt_term::selection_changed () noexcept
2695{
2696 line_t &r1 = ROW (selection.beg.row);
2697 while (selection.beg.col < r1.l && r1.t [selection.beg.col] == NOCHAR)
2698 ++selection.beg.col;
2699
2700 line_t &r2 = ROW (selection.end.row);
2701 while (selection.end.col < r2.l && r2.t [selection.end.col] == NOCHAR)
2702 ++selection.end.col;
2703
2704 want_refresh = 1;
2397} 2705}
2398 2706
2399/* ------------------------------------------------------------------------- */ 2707/* ------------------------------------------------------------------------- */
2400/* 2708/*
2401 * Paste a selection direct to the command fd 2709 * Paste a selection direct to the command fd
2402 */ 2710 */
2403/* INTPROTO */
2404void 2711void
2405rxvt_PasteIt(pR_ const unsigned char *data, unsigned int nitems) 2712rxvt_term::tt_paste (char *data, unsigned int len) noexcept
2406{ 2713{
2407 unsigned int i, j, n;
2408 unsigned char *ds = (unsigned char *)rxvt_malloc(PROP_SIZE);
2409
2410/* convert normal newline chars into common keyboard Return key sequence */ 2714 /* convert normal newline chars into common keyboard Return key sequence */
2411 for (i = 0; i < nitems; i += PROP_SIZE) { 2715 for (unsigned int i = 0; i < len; i++)
2412 n = min(nitems - i, PROP_SIZE); 2716 if (data[i] == C0_LF)
2413 MEMCPY(ds, data + i, n); 2717 data[i] = C0_CR;
2414 for (j = 0; j < n; j++)
2415 if (ds[j] == '\n')
2416 ds[j] = '\r';
2417 rxvt_tt_write(aR_ ds, (int)n);
2418 }
2419 free(ds);
2420}
2421 2718
2422/* ------------------------------------------------------------------------- */ 2719 if (priv_modes & PrivMode_BracketPaste)
2423/* 2720 tt_printf ("\x1b[200~");
2424 * Respond to a notification that a primary selection has been sent
2425 * EXT: SelectionNotify
2426 */
2427/* EXTPROTO */
2428int
2429rxvt_selection_paste(pR_ Window win, Atom prop, Bool delete_prop)
2430{
2431 long nread = 0;
2432 unsigned long bytes_after;
2433 XTextProperty ct;
2434#ifdef MULTICHAR_SET
2435 int dummy_count;
2436 char **cl;
2437#endif
2438 2721
2439 D_SELECT((stderr, "rxvt_selection_paste(%08lx, %lu, %d), wait=%2x", win, (unsigned long)prop, (int)delete_prop, R->h->selection_wait)); 2722 tt_write (data, len);
2440 2723
2441 if (prop == None) { /* check for failed XConvertSelection */ 2724 if (priv_modes & PrivMode_BracketPaste)
2442#ifdef MULTICHAR_SET 2725 tt_printf ("\x1b[201~");
2443 if ((R->h->selection_type & Sel_CompoundText)) {
2444 int selnum = R->h->selection_type & Sel_whereMask;
2445
2446 R->h->selection_type = 0;
2447 if (selnum != Sel_direct)
2448 rxvt_selection_request_other(aR_ XA_STRING, selnum);
2449 }
2450#endif
2451 return 0;
2452 }
2453 for (;;) {
2454 if (XGetWindowProperty(R->Xdisplay, win, prop, (long)(nread / 4),
2455 (long)(PROP_SIZE / 4), delete_prop,
2456 AnyPropertyType, &ct.encoding, &ct.format,
2457 &ct.nitems, &bytes_after,
2458 &ct.value) != Success)
2459 break;
2460 if (ct.encoding == 0) {
2461 D_SELECT((stderr, "rxvt_selection_paste: property didn't exist!"));
2462 break;
2463 }
2464 if (ct.value == NULL) {
2465 D_SELECT((stderr, "rxvt_selection_paste: property shooting blanks!"));
2466 continue;
2467 }
2468 if (ct.nitems == 0) {
2469 D_SELECT((stderr, "rxvt_selection_paste: property empty - also INCR end"));
2470 if (R->h->selection_wait == Sel_normal && nread == 0) {
2471 /*
2472 * pass through again trying CUT_BUFFER0 if we've come from
2473 * XConvertSelection() but nothing was presented
2474 */
2475 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2476 rxvt_selection_paste(aR_ Xroot, XA_CUT_BUFFER0, False);
2477 }
2478 nread = -1; /* discount any previous stuff */
2479 break;
2480 }
2481 nread += ct.nitems;
2482#ifdef MULTICHAR_SET
2483 if (XmbTextPropertyToTextList(R->Xdisplay, &ct, &cl,
2484 &dummy_count) == Success && cl) {
2485 rxvt_PasteIt(aR_ cl[0], STRLEN(cl[0]));
2486 XFreeStringList(cl);
2487 } else
2488#endif
2489 rxvt_PasteIt(aR_ ct.value, (unsigned int)ct.nitems);
2490 if (bytes_after == 0)
2491 break;
2492 XFree(ct.value);
2493 }
2494 if (ct.value)
2495 XFree(ct.value);
2496 if (R->h->selection_wait == Sel_normal)
2497 R->h->selection_wait = Sel_none;
2498 D_SELECT((stderr, "rxvt_selection_paste: bytes written: %ld", nread));
2499 return (int)nread;
2500} 2726}
2501 2727
2502/*
2503 * INCR support originally provided by Paul Sheer <psheer@obsidian.co.za>
2504 */
2505/* EXTPROTO */
2506void 2728void
2507rxvt_selection_property(pR_ Window win, Atom prop) 2729rxvt_term::paste (char *data, unsigned int len) noexcept
2508{ 2730{
2509 int reget_time = 0; 2731 if (HOOK_INVOKE ((this, HOOK_TT_PASTE, DT_STR_LEN, data, len, DT_END)))
2510
2511 if (prop == None)
2512 return;
2513 D_SELECT((stderr, "rxvt_selection_property(%08lx, %lu)", win, (unsigned long)prop));
2514 if (R->h->selection_wait == Sel_normal) {
2515 int a, afmt;
2516 Atom atype;
2517 unsigned long bytes_after, nitems;
2518 unsigned char *s = NULL;
2519
2520 a = XGetWindowProperty(R->Xdisplay, win, prop, 0L, 1L, False,
2521 R->h->xa[XA_INCR], &atype, &afmt, &nitems,
2522 &bytes_after, &s);
2523 if (s)
2524 XFree(s);
2525 if (a != Success)
2526 return; 2732 return;
2527#ifndef __CYGWIN32__ 2733
2528 if (atype == R->h->xa[XA_INCR]) { /* start an INCR transfer */ 2734 tt_paste (data, len);
2529 D_SELECT((stderr, "rxvt_selection_property: INCR: starting transfer"));
2530 XDeleteProperty(R->Xdisplay, win, prop);
2531 XFlush(R->Xdisplay);
2532 reget_time = 1;
2533 R->h->selection_wait = Sel_incr;
2534 }
2535#endif
2536 } else if (R->h->selection_wait == Sel_incr) {
2537 reget_time = 1;
2538 if (rxvt_selection_paste(aR_ win, prop, True) == -1) {
2539 D_SELECT((stderr, "rxvt_selection_property: INCR: clean end"));
2540 R->h->selection_wait = Sel_none;
2541 R->h->timeout[TIMEOUT_INCR].tv_sec = 0; /* turn off timer */
2542 }
2543 }
2544 if (reget_time) { /* received more data so reget time */
2545 (void)gettimeofday(&(R->h->timeout[TIMEOUT_INCR]), NULL);
2546 R->h->timeout[TIMEOUT_INCR].tv_sec += 10; /* ten seconds wait */
2547 }
2548} 2735}
2736
2549/* ------------------------------------------------------------------------- */ 2737/* ------------------------------------------------------------------------- */
2550/* 2738/*
2551 * Request the current selection: 2739 * Request PRIMARY, SECONDARY or CLIPBOARD selection.
2552 * Order: > internal selection if available 2740 * if the requested selection has no owner or is empty CUT_BUFFER0 is used
2553 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2741 * as fallback
2554 * > CUT_BUFFER0
2555 * (+) if ownership is claimed but property is empty, rxvt_selection_paste()
2556 * will auto fallback to CUT_BUFFER0
2557 * EXT: button 2 release 2742 * EXT: button 2 release
2558 */ 2743 */
2559/* EXTPROTO */
2560void 2744void
2561rxvt_selection_request(pR_ Time tm, int x, int y) 2745rxvt_term::selection_request (Time tm, int selnum) noexcept
2562{ 2746{
2563 D_SELECT((stderr, "rxvt_selection_request(%lu, %d, %d)", tm, x, y)); 2747 if (!selection_req)
2564 if (x < 0 || x >= R->TermWin.width || y < 0 || y >= R->TermWin.height)
2565 return; /* outside window */
2566
2567 if (R->selection.text != NULL) { /* internal selection */
2568 D_SELECT((stderr, "rxvt_selection_request: pasting internal"));
2569 rxvt_PasteIt(aR_ R->selection.text, R->selection.len);
2570 return;
2571 } else {
2572 int i;
2573
2574 R->h->selection_request_time = tm;
2575 R->h->selection_wait = Sel_normal;
2576 for (i = Sel_Primary; i <= Sel_Clipboard; i++) {
2577#ifdef MULTICHAR_SET
2578 R->h->selection_type = Sel_CompoundText;
2579#else
2580 R->h->selection_type = 0;
2581#endif
2582 if (rxvt_selection_request_other(aR_
2583#ifdef MULTICHAR_SET
2584 R->h->xa[XA_COMPOUND_TEXT],
2585#else
2586 XA_STRING,
2587#endif
2588 i))
2589 return;
2590 }
2591 } 2748 {
2592 R->h->selection_wait = Sel_none; /* don't loop in rxvt_selection_paste() */ 2749 selection_req = new rxvt_selection (display, selnum, tm, vt, xa[XA_VT_SELECTION], this);
2593 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0")); 2750 selection_req->run ();
2594 rxvt_selection_paste(aR_ Xroot, XA_CUT_BUFFER0, False);
2595}
2596
2597/* INTPROTO */
2598int
2599rxvt_selection_request_other(pR_ Atom target, int selnum)
2600{
2601 Atom sel;
2602#ifdef DEBUG_SELECT
2603 char *debug_xa_names[] = { "PRIMARY", "SECONDARY", "CLIPBOARD" };
2604#endif
2605
2606 R->h->selection_type |= selnum;
2607 if (selnum == Sel_Primary)
2608 sel = XA_PRIMARY;
2609 else if (selnum == Sel_Secondary)
2610 sel = XA_SECONDARY;
2611 else
2612 sel = R->h->xa[XA_CLIPBOARD];
2613 if (XGetSelectionOwner(R->Xdisplay, sel) != None) {
2614 D_SELECT((stderr, "rxvt_selection_request_other: pasting %s", debug_xa_names[selnum]));
2615 XConvertSelection(R->Xdisplay, sel, target, R->h->xa[XA_VT_SELECTION],
2616 R->TermWin.vt, R->h->selection_request_time);
2617 return 1;
2618 } 2751 }
2619 return 0;
2620} 2752}
2621 2753
2622/* ------------------------------------------------------------------------- */ 2754/* ------------------------------------------------------------------------- */
2623/* 2755/*
2624 * Clear all selected text 2756 * Clear all selected text
2625 * EXT: SelectionClear 2757 * EXT: SelectionClear
2626 */ 2758 */
2627/* EXTPROTO */
2628void 2759void
2629rxvt_selection_clear(pR) 2760rxvt_term::selection_clear (bool clipboard) noexcept
2630{ 2761{
2631 D_SELECT((stderr, "rxvt_selection_clear()")); 2762 if (!clipboard)
2632 2763 {
2633 R->h->want_refresh = 1; 2764 want_refresh = 1;
2634 if (R->selection.text) 2765 free (selection.text);
2635 free(R->selection.text);
2636 R->selection.text = NULL; 2766 selection.text = NULL;
2637 R->selection.len = 0; 2767 selection.len = 0;
2638 CLEAR_SELECTION(R); 2768 CLEAR_SELECTION ();
2769
2770 if (display->selection_owner == this)
2771 display->selection_owner = 0;
2772 }
2773 else
2774 {
2775 free (selection.clip_text);
2776 selection.clip_text = NULL;
2777 selection.clip_len = 0;
2778
2779 if (display->clipboard_owner == this)
2780 display->clipboard_owner = 0;
2781 }
2639} 2782}
2640 2783
2641/* ------------------------------------------------------------------------- */ 2784/* ------------------------------------------------------------------------- */
2642/* 2785/*
2643 * Copy a selection into the cut buffer 2786 * Copy a selection into the cut buffer
2644 * EXT: button 1 or 3 release 2787 * EXT: button 1 or 3 release
2645 */ 2788 */
2646/* EXTPROTO */
2647void 2789void
2648rxvt_selection_make(pR_ Time tm) 2790rxvt_term::selection_make (Time tm)
2649{ 2791{
2650 int i, col, end_col, row, end_row; 2792 int size;
2651 unsigned char *new_selection_text; 2793 wchar_t *new_selection_text;
2652 char *str; 2794 text_t *t;
2653 text_t *t;
2654#ifdef ACS_ASCII
2655 rend_t *re;
2656#endif
2657 2795
2658 D_SELECT((stderr, "rxvt_selection_make(): R->selection.op=%d, R->selection.clicks=%d", R->selection.op, R->selection.clicks));
2659 switch (R->selection.op) { 2796 switch (selection.op)
2797 {
2660 case SELECTION_CONT: 2798 case SELECTION_CONT:
2661 break; 2799 break;
2662 case SELECTION_INIT: 2800 case SELECTION_INIT:
2663 CLEAR_SELECTION(R); 2801 CLEAR_SELECTION ();
2664 /* FALLTHROUGH */ 2802 /* FALLTHROUGH */
2665 case SELECTION_BEGIN: 2803 case SELECTION_BEGIN:
2666 R->selection.op = SELECTION_DONE; 2804 selection.op = SELECTION_DONE;
2667 /* FALLTHROUGH */ 2805 /* FALLTHROUGH */
2668 default: 2806 default:
2669 return; 2807 return;
2670 } 2808 }
2809
2671 R->selection.op = SELECTION_DONE; 2810 selection.op = SELECTION_DONE;
2672 2811
2673 if (R->selection.clicks == 4) 2812 if (selection.clicks == 4)
2674 return; /* nothing selected, go away */ 2813 return; /* nothing selected, go away */
2675 2814
2815 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
2816 return;
2817
2676 i = (R->selection.end.row - R->selection.beg.row + 1) * (R->TermWin.ncol + 1) + 1; 2818 size = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2677 str = (char *)rxvt_malloc(i * MB_CUR_MAX + 1); 2819 new_selection_text = (wchar_t *)rxvt_malloc ((size + 4) * sizeof (wchar_t));
2678 2820
2679 new_selection_text = (unsigned char *)str; 2821 int ofs = 0;
2822 int extra = 0;
2680 2823
2681 col = R->selection.beg.col; 2824 int col = selection.beg.col;
2682 MAX_IT(col, 0); 2825 int row = selection.beg.row;
2683 row = R->selection.beg.row + R->TermWin.saveLines;
2684 end_row = R->selection.end.row + R->TermWin.saveLines;
2685 2826
2827 int end_col;
2828
2686 for (; row <= end_row; row++, col = 0) 2829 for (; row <= selection.end.row; row++, col = 0)
2830 {
2831#if !ENABLE_MINIMAL
2832 if (selection.rect)
2687 { 2833 {
2688 t = &(R->screen.text[row][col]); 2834 col = selection.beg.col;
2835 end_col = selection.end.col;
2836 }
2837 else
2838#endif
2839 end_col = ROW(row).l;
2689 2840
2690 end_col = R->screen.tlen[row]; 2841 col = max (col, 0);
2691 2842
2692 if (end_col == -1)
2693 end_col = R->TermWin.ncol;
2694
2695 if (row == end_row) 2843 if (row == selection.end.row)
2696 MIN_IT (end_col, R->selection.end.col); 2844 min_it (end_col, selection.end.col);
2697 2845
2846 t = ROW(row).t + col;
2847
2698 for (; col < end_col; col++) 2848 for (; col < end_col; col++)
2849 {
2699 if (*t == NOCHAR) 2850 if (*t == NOCHAR)
2700 t++; 2851 t++;
2852#if ENABLE_COMBINING
2853 else if (IS_COMPOSE (*t))
2854 {
2855 int len = rxvt_composite.expand (*t);
2856
2857 extra -= (len - 1);
2858
2859 if (extra < 0)
2860 {
2861 extra += size;
2862 size += size;
2863 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (size + 4) * sizeof (wchar_t));
2864 }
2865
2866 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
2867 }
2868#endif
2701 else 2869 else
2702 { 2870 new_selection_text[ofs++] = *t++;
2703 int len = wctomb (str, *t++);
2704 if (len > 0)
2705 str += len;
2706 }
2707
2708 if (R->screen.tlen[row] != -1 && row != end_row)
2709 *str++ = '\n';
2710 } 2871 }
2711 2872
2712#ifndef NO_OLD_SELECTION 2873#if !ENABLE_MINIMAL
2713 if (R->selection_style == OLD_SELECT) 2874 if (selection.rect)
2714 if (end_col == R->TermWin.ncol)
2715 *str++ = '\n';
2716#endif
2717#ifndef NO_NEW_SELECTION
2718 if (R->selection_style != OLD_SELECT)
2719 if (end_col != R->selection.end.col)
2720 *str++ = '\n';
2721#endif
2722 *str = '\0';
2723
2724 i = str - (char *)new_selection_text;
2725 if (i == 0)
2726 { 2875 {
2876 while (ofs
2877 && new_selection_text[ofs - 1] != C0_LF
2878 && unicode::is_space (new_selection_text[ofs - 1]))
2879 --ofs;
2880
2881 new_selection_text[ofs++] = C0_LF;
2882 }
2883 else
2884#endif
2885 if (!ROW(row).is_longer ()
2886 && (row != selection.end.row || end_col != selection.end.col)
2887 && (row != selection.beg.row || selection.beg.col < ncol))
2888 new_selection_text[ofs++] = C0_LF;
2889 }
2890
2891 new_selection_text[ofs] = 0;
2892
2893 if (ofs == 0)
2894 {
2727 free (new_selection_text); 2895 free (new_selection_text);
2728 return; 2896 return;
2729 } 2897 }
2730 2898
2731 // due to MB_MAX_CUR, selection wastage is usually high
2732 if (str - (char *)new_selection_text > 1024)
2733 new_selection_text = (unsigned char *)rxvt_realloc (new_selection_text, i + 1);
2734
2735 R->selection.len = i;
2736 if (R->selection.text)
2737 free (R->selection.text); 2899 free (selection.text);
2738 2900
2739 R->selection.text = new_selection_text; 2901 // we usually allocate much more than necessary, so realloc it smaller again
2902 selection.len = ofs;
2903 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t));
2740 2904
2741 XSetSelectionOwner(R->Xdisplay, XA_PRIMARY, R->TermWin.vt, tm); 2905 if (HOOK_INVOKE ((this, HOOK_SEL_GRAB, DT_LONG, (long)tm, DT_END)))
2742 if (XGetSelectionOwner(R->Xdisplay, XA_PRIMARY) != R->TermWin.vt) 2906 return;
2743 rxvt_print_error("can't get primary selection"); 2907
2744 XChangeProperty(R->Xdisplay, Xroot, XA_CUT_BUFFER0, XA_STRING, 8, 2908 selection_grab (tm);
2745 PropModeReplace, R->selection.text, (int)R->selection.len); 2909}
2910
2911bool
2912rxvt_term::selection_grab (Time tm, bool clipboard) noexcept
2913{
2914 Atom sel;
2915
2916 if (!clipboard)
2917 {
2746 R->h->selection_time = tm; 2918 selection_time = tm;
2747 D_SELECT((stderr, "rxvt_selection_make(): R->selection.len=%d", R->selection.len)); 2919 sel = XA_PRIMARY;
2920 }
2921 else
2922 {
2923 clipboard_time = tm;
2924 sel = xa[XA_CLIPBOARD];
2925 }
2926
2927 XSetSelectionOwner (dpy, sel, vt, tm);
2928 if (XGetSelectionOwner (dpy, sel) == vt)
2929 {
2930 display->set_selection_owner (this, clipboard);
2931 return true;
2932 }
2933 else
2934 {
2935 selection_clear (clipboard);
2936 return false;
2937 }
2938
2939#if 0
2940 XTextProperty ct;
2941
2942 if (XwcTextListToTextProperty (dpy, &selection.text, 1, XStringStyle, &ct) >= 0)
2943 {
2944 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
2945 XFree (ct.value);
2946 }
2947#endif
2748} 2948}
2749 2949
2750/* ------------------------------------------------------------------------- */ 2950/* ------------------------------------------------------------------------- */
2751/* 2951/*
2752 * Mark or select text based upon number of clicks: 1, 2, or 3 2952 * Mark or select text based upon number of clicks: 1, 2, or 3
2753 * EXT: button 1 press 2953 * EXT: button 1 press
2754 */ 2954 */
2755/* EXTPROTO */ 2955void ecb_cold
2756void
2757rxvt_selection_click(pR_ int clicks, int x, int y) 2956rxvt_term::selection_click (int clicks, int x, int y) noexcept
2758{ 2957{
2759 D_SELECT((stderr, "rxvt_selection_click(%d, %d, %d)", clicks, x, y));
2760
2761 clicks = ((clicks - 1) % 3) + 1; 2958 clicks = ((clicks - 1) % 3) + 1;
2762 R->selection.clicks = clicks; /* save clicks so extend will work */ 2959 selection.clicks = clicks; /* save clicks so extend will work */
2763 2960
2961 if (clicks == 2 && !selection.rect
2962 && HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
2963 {
2964 MEvent.clicks = 1; // what a mess
2965 selection.screen = current_screen;
2966 selection.op = SELECTION_CONT;
2967 return;
2968 }
2969
2764 rxvt_selection_start_colrow(aR_ Pixel2Col(x), Pixel2Row(y)); 2970 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
2971
2765 if (clicks == 2 || clicks == 3) 2972 if (clicks == 2 || clicks == 3)
2766 rxvt_selection_extend_colrow(aR_ R->selection.mark.col, 2973 selection_extend_colrow (selection.mark.col,
2767 R->selection.mark.row 2974 selection.mark.row - view_start,
2768 + R->TermWin.view_start, 2975 0, /* button 3 */
2769 0, /* button 3 */ 2976 1, /* button press */
2770 1, /* button press */ 2977 0); /* click change */
2771 0); /* click change */
2772} 2978}
2773 2979
2774/* ------------------------------------------------------------------------- */ 2980/* ------------------------------------------------------------------------- */
2775/* 2981/*
2776 * Mark a selection at the specified col/row 2982 * Mark a selection at the specified col/row
2777 */ 2983 */
2778/* INTPROTO */ 2984void ecb_cold
2779void
2780rxvt_selection_start_colrow(pR_ int col, int row) 2985rxvt_term::selection_start_colrow (int col, int row) noexcept
2781{ 2986{
2782 R->h->want_refresh = 1; 2987 want_refresh = 1;
2988
2989 selection.mark.row = row + view_start;
2783 R->selection.mark.col = col; 2990 selection.mark.col = col;
2784 R->selection.mark.row = row - R->TermWin.view_start; 2991
2785 MAX_IT(R->selection.mark.row, -(int32_t)R->TermWin.nscrolled); 2992 selection.mark.row = clamp (selection.mark.row, top_row, nrow - 1);
2786 MIN_IT(R->selection.mark.row, (int32_t)R->TermWin.nrow - 1); 2993 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);
2994
2995 while (selection.mark.col > 0
2996 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
2787 MAX_IT(R->selection.mark.col, 0); 2997 --selection.mark.col;
2788 MIN_IT(R->selection.mark.col, (int32_t)R->TermWin.ncol - 1);
2789 2998
2790 if (R->selection.op) { /* clear the old selection */ 2999 if (selection.op)
3000 {
3001 /* clear the old selection */
2791 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3002 selection.beg.row = selection.end.row = selection.mark.row;
2792 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3003 selection.beg.col = selection.end.col = selection.mark.col;
2793 } 3004 }
3005
2794 R->selection.op = SELECTION_INIT; 3006 selection.op = SELECTION_INIT;
2795 R->selection.screen = R->h->current_screen; 3007 selection.screen = current_screen;
2796} 3008}
2797 3009
2798/* ------------------------------------------------------------------------- */ 3010/* ------------------------------------------------------------------------- */
2799/* 3011/*
2800 * Word select: select text for 2 clicks 3012 * Word select: select text for 2 clicks
2801 * We now only find out the boundary in one direction 3013 * We now only find out the boundary in one direction
2802 */ 3014 */
2803 3015
2804/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3016/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
2805#define DELIMIT_TEXT(x) \ 3017#define DELIMIT_TEXT(x) \
2806 (((x) == ' ' || (x) == '\t') ? 2 : (STRCHR(R->h->rs[Rs_cutchars], (x)) != NULL)) 3018 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
2807#ifdef MULTICHAR_SET
2808# define DELIMIT_REND(x) (((x) & RS_multiMask) ? 1 : 0)
2809#else
2810# define DELIMIT_REND(x) 1 3019#define DELIMIT_REND(x) 1
2811#endif
2812 3020
2813/* INTPROTO */ 3021void ecb_cold
2814void
2815rxvt_selection_delimit_word(pR_ enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) 3022rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) noexcept
2816{ 3023{
2817 int col, row, dirnadd, tcol, trow, w1, w2; 3024 int col, row, dirnadd, tcol, trow, w1, w2;
2818 row_col_t bound; 3025 row_col_t bound;
2819 text_t *stp; 3026 text_t *stp;
2820 rend_t *srp; 3027 rend_t *srp;
2821 3028
2822 if (dirn == UP) { 3029 if (dirn == UP)
2823 bound.row = R->TermWin.saveLines - R->TermWin.nscrolled - 1;
2824 bound.col = 0;
2825 dirnadd = -1;
2826 } else {
2827 bound.row = R->TermWin.saveLines + R->TermWin.nrow;
2828 bound.col = R->TermWin.ncol - 1;
2829 dirnadd = 1;
2830 } 3030 {
2831 row = mark->row + R->TermWin.saveLines; 3031 bound.row = top_row - 1;
3032 bound.col = 0;
3033 dirnadd = -1;
3034 }
3035 else
3036 {
3037 bound.row = nrow;
3038 bound.col = ncol - 1;
3039 dirnadd = 1;
3040 }
3041
3042 row = mark->row;
2832 col = mark->col; 3043 col = max (mark->col, 0);
2833 MAX_IT(col, 0); 3044
2834/* find the edge of a word */ 3045 /* find the edge of a word */
2835 stp = &(R->screen.text[row][col]); 3046 stp = ROW(row).t + col; w1 = DELIMIT_TEXT (*stp);
2836 w1 = DELIMIT_TEXT(*stp); 3047 srp = ROW(row).r + col; w2 = DELIMIT_REND (*srp);
2837 3048
2838 if (R->selection_style != NEW_SELECT) {
2839 if (w1 == 1) {
2840 stp += dirnadd;
2841 if (DELIMIT_TEXT(*stp) == 1)
2842 goto Old_Word_Selection_You_Die;
2843 col += dirnadd;
2844 }
2845 w1 = 0;
2846 }
2847 srp = (&R->screen.rend[row][col]);
2848 w2 = DELIMIT_REND(*srp);
2849
2850 for (;;) { 3049 for (;;)
3050 {
2851 for (; col != bound.col; col += dirnadd) { 3051 for (; col != bound.col; col += dirnadd)
3052 {
2852 stp += dirnadd; 3053 stp += dirnadd;
3054 srp += dirnadd;
3055
3056 if (*stp == NOCHAR)
3057 continue;
3058
2853 if (DELIMIT_TEXT(*stp) != w1) 3059 if (DELIMIT_TEXT (*stp) != w1)
2854 break; 3060 break;
2855 srp += dirnadd;
2856 if (DELIMIT_REND(*srp) != w2) 3061 if (DELIMIT_REND (*srp) != w2)
2857 break; 3062 break;
2858 } 3063 }
3064
2859 if ((col == bound.col) && (row != bound.row)) { 3065 if ((col == bound.col) && (row != bound.row))
2860 if (R->screen.tlen[(row - (dirn == UP ? 1 : 0))] == -1) { 3066 {
2861 trow = row + dirnadd; 3067 if (ROW(row - (dirn == UP ? 1 : 0)).is_longer ())
2862 tcol = dirn == UP ? R->TermWin.ncol - 1 : 0; 3068 {
2863 if (R->screen.text[trow] == NULL) 3069 trow = row + dirnadd;
2864 break; 3070 tcol = dirn == UP ? ncol - 1 : 0;
2865 stp = &(R->screen.text[trow][tcol]); 3071
2866 srp = &(R->screen.rend[trow][tcol]); 3072 if (!ROW(trow).t)
3073 break;
3074
3075 stp = ROW(trow).t + tcol;
3076 srp = ROW(trow).r + tcol;
3077
2867 if (DELIMIT_TEXT(*stp) != w1 || DELIMIT_REND(*srp) != w2) 3078 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2)
3079 break;
3080
3081 row = trow;
3082 col = tcol;
3083 continue;
3084 }
3085 }
2868 break; 3086 break;
2869 row = trow;
2870 col = tcol;
2871 continue;
2872 } 3087 }
2873 }
2874 break;
2875 }
2876 Old_Word_Selection_You_Die:
2877 D_SELECT((stderr, "rxvt_selection_delimit_word(%s,...) @ (r:%3d, c:%3d) has boundary (r:%3d, c:%3d)", (dirn == UP ? "up " : "down"), mark->row, mark->col, row - R->TermWin.saveLines, col));
2878 3088
2879 if (dirn == DN) 3089 if (dirn == DN)
2880 col++; /* put us on one past the end */ 3090 col++; /* put us on one past the end */
2881 3091
2882/* Poke the values back in */ 3092 /* Poke the values back in */
2883 ret->row = row - R->TermWin.saveLines; 3093 ret->row = row;
2884 ret->col = col; 3094 ret->col = col;
2885} 3095}
2886 3096
2887/* ------------------------------------------------------------------------- */ 3097/* ------------------------------------------------------------------------- */
2888/* 3098/*
2889 * Extend the selection to the specified x/y pixel location 3099 * Extend the selection to the specified x/y pixel location
2890 * EXT: button 3 press; button 1 or 3 drag 3100 * EXT: button 3 press; button 1 or 3 drag
2891 * flag == 0 ==> button 1 3101 * flag == 0 ==> button 1
2892 * flag == 1 ==> button 3 press 3102 * flag == 1 ==> button 3 press
2893 * flag == 2 ==> button 3 motion 3103 * flag == 2 ==> button 3 motion
2894 */ 3104 */
2895/* EXTPROTO */ 3105void ecb_cold
2896void
2897rxvt_selection_extend(pR_ int x, int y, int flag) 3106rxvt_term::selection_extend (int x, int y, int flag) noexcept
2898{ 3107{
2899 int col, row; 3108 int col = clamp (Pixel2Col (x), 0, ncol);
3109 int row = clamp (Pixel2Row (y), 0, nrow - 1);
2900 3110
2901 col = Pixel2Col(x); 3111 /*
2902 row = Pixel2Row(y);
2903 MAX_IT(row, 0);
2904 MIN_IT(row, (int)R->TermWin.nrow - 1);
2905 MAX_IT(col, 0);
2906 MIN_IT(col, (int)R->TermWin.ncol);
2907#ifndef NO_NEW_SELECTION
2908/*
2909 * If we're selecting characters (single click) then we must check first 3112 * If we're selecting characters (single click) then we must check first
2910 * if we are at the same place as the original mark. If we are then 3113 * if we are at the same place as the original mark. If we are then
2911 * select nothing. Otherwise, if we're to the right of the mark, you have to 3114 * select nothing. Otherwise, if we're to the right of the mark, you have to
2912 * be _past_ a character for it to be selected. 3115 * be _past_ a character for it to be selected.
2913 */ 3116 */
2914 if (R->selection_style != OLD_SELECT) {
2915 if (((R->selection.clicks % 3) == 1) && !flag 3117 if (((selection.clicks % 3) == 1) && !flag
2916 && (col == R->selection.mark.col 3118 && (col == selection.mark.col
2917 && (row == R->selection.mark.row + R->TermWin.view_start))) { 3119 && (row == selection.mark.row - view_start)))
3120 {
2918 /* select nothing */ 3121 /* select nothing */
2919 R->selection.beg.row = R->selection.end.row = 0; 3122 selection.beg.row = selection.end.row = 0;
2920 R->selection.beg.col = R->selection.end.col = 0; 3123 selection.beg.col = selection.end.col = 0;
2921 R->selection.clicks = 4; 3124 selection.clicks = 4;
2922 R->h->want_refresh = 1; 3125 want_refresh = 1;
2923 D_SELECT((stderr, "rxvt_selection_extend() R->selection.clicks = 4"));
2924 return; 3126 return;
2925 }
2926 } 3127 }
2927#endif 3128
2928 if (R->selection.clicks == 4) 3129 if (selection.clicks == 4)
2929 R->selection.clicks = 1; 3130 selection.clicks = 1;
3131
2930 rxvt_selection_extend_colrow(aR_ col, row, !!flag, /* ? button 3 */ 3132 selection_extend_colrow (col, row, !!flag, /* ? button 3 */
2931 flag == 1 ? 1 : 0, /* ? button press */ 3133 flag == 1 ? 1 : 0, /* ? button press */
2932 0); /* no click change */ 3134 0); /* no click change */
2933} 3135}
2934 3136
2935/* ------------------------------------------------------------------------- */ 3137/* ------------------------------------------------------------------------- */
2936/* 3138/*
2937 * Extend the selection to the specified col/row 3139 * Extend the selection to the specified col/row
2938 */ 3140 */
2939/* INTPROTO */ 3141void ecb_cold
2940void
2941rxvt_selection_extend_colrow(pR_ int32_t col, int32_t row, int button3, int buttonpress, int clickchange) 3142rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) noexcept
2942{ 3143{
2943 int16_t ncol = R->TermWin.ncol;
2944 int end_col;
2945 row_col_t pos; 3144 row_col_t pos;
2946 enum { 3145 enum {
2947 LEFT, RIGHT 3146 LEFT, RIGHT
2948 } closeto = RIGHT; 3147 } closeto = RIGHT;
2949 3148
2950 D_SELECT((stderr, "rxvt_selection_extend_colrow(c:%d, r:%d, %d, %d) clicks:%d, op:%d", col, row, button3, buttonpress, R->selection.clicks, R->selection.op));
2951 D_SELECT((stderr, "rxvt_selection_extend_colrow() ENT b:(r:%d,c:%d) m:(r:%d,c:%d), e:(r:%d,c:%d)", R->selection.beg.row, R->selection.beg.col, R->selection.mark.row, R->selection.mark.col, R->selection.end.row, R->selection.end.col));
2952
2953 R->h->want_refresh = 1;
2954 switch (R->selection.op) { 3149 switch (selection.op)
3150 {
2955 case SELECTION_INIT: 3151 case SELECTION_INIT:
2956 CLEAR_SELECTION(R); 3152 CLEAR_SELECTION ();
2957 R->selection.op = SELECTION_BEGIN; 3153 selection.op = SELECTION_BEGIN;
2958 /* FALLTHROUGH */ 3154 /* FALLTHROUGH */
2959 case SELECTION_BEGIN: 3155 case SELECTION_BEGIN:
2960 if (row != R->selection.mark.row || col != R->selection.mark.col 3156 if (row != selection.mark.row || col != selection.mark.col
2961 || (!button3 && buttonpress)) 3157 || (!button3 && buttonpress))
2962 R->selection.op = SELECTION_CONT; 3158 selection.op = SELECTION_CONT;
2963 break; 3159 break;
2964 case SELECTION_DONE: 3160 case SELECTION_DONE:
2965 R->selection.op = SELECTION_CONT; 3161 selection.op = SELECTION_CONT;
2966 /* FALLTHROUGH */ 3162 /* FALLTHROUGH */
2967 case SELECTION_CONT: 3163 case SELECTION_CONT:
2968 break; 3164 break;
2969 case SELECTION_CLEAR: 3165 case SELECTION_CLEAR:
2970 rxvt_selection_start_colrow(aR_ col, row); 3166 selection_start_colrow (col, row);
2971 /* FALLTHROUGH */ 3167 /* FALLTHROUGH */
2972 default: 3168 default:
2973 return; 3169 return;
2974 } 3170 }
3171
2975 if (R->selection.beg.col == R->selection.end.col 3172 if (selection.beg.col == selection.end.col
2976 && R->selection.beg.col != R->selection.mark.col 3173 && selection.beg.col != selection.mark.col
2977 && R->selection.beg.row == R->selection.end.row 3174 && selection.beg.row == selection.end.row
2978 && R->selection.beg.row != R->selection.mark.row) { 3175 && selection.beg.row != selection.mark.row)
3176 {
2979 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3177 selection.beg.col = selection.end.col = selection.mark.col;
2980 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3178 selection.beg.row = selection.end.row = selection.mark.row;
2981 D_SELECT((stderr, "rxvt_selection_extend_colrow() ENT2 b:(r:%d,c:%d) m:(r:%d,c:%d), e:(r:%d,c:%d)", R->selection.beg.row, R->selection.beg.col, R->selection.mark.row, R->selection.mark.col, R->selection.end.row, R->selection.end.col));
2982 } 3179 }
2983 3180
2984 pos.col = col; 3181 pos.col = col;
2985 pos.row = row; 3182 pos.row = view_start + row;
2986 3183
2987 pos.row -= R->TermWin.view_start; /* adjust for scroll */ 3184 /*
2988
2989#ifndef NO_OLD_SELECTION
2990/*
2991 * This mimics some of the selection behaviour of version 2.20 and before.
2992 * There are no ``selection modes'', button3 is always character extension.
2993 * Note: button3 drag is always available, c.f. v2.20
2994 * Selection always terminates (left or right as appropriate) at the mark.
2995 */
2996 if (R->selection_style == OLD_SELECT) {
2997 if (R->selection.clicks == 1 || button3) {
2998 if (R->h->hate_those_clicks) {
2999 R->h->hate_those_clicks = 0;
3000 if (R->selection.clicks == 1) {
3001 R->selection.beg.row = R->selection.mark.row;
3002 R->selection.beg.col = R->selection.mark.col;
3003 } else {
3004 R->selection.mark.row = R->selection.beg.row;
3005 R->selection.mark.col = R->selection.beg.col;
3006 }
3007 }
3008 if (ROWCOL_IS_BEFORE(pos, R->selection.mark)) {
3009 R->selection.end.row = R->selection.mark.row;
3010 R->selection.end.col = R->selection.mark.col + 1;
3011 R->selection.beg.row = pos.row;
3012 R->selection.beg.col = pos.col;
3013 } else {
3014 R->selection.beg.row = R->selection.mark.row;
3015 R->selection.beg.col = R->selection.mark.col;
3016 R->selection.end.row = pos.row;
3017 R->selection.end.col = pos.col + 1;
3018 }
3019 } else if (R->selection.clicks == 2) {
3020 rxvt_selection_delimit_word(aR_ UP, &(R->selection.mark),
3021 &(R->selection.beg));
3022 rxvt_selection_delimit_word(aR_ DN, &(R->selection.mark),
3023 &(R->selection.end));
3024 R->h->hate_those_clicks = 1;
3025 } else if (R->selection.clicks == 3) {
3026 R->selection.beg.row = R->selection.end.row = R->selection.mark.row;
3027 R->selection.beg.col = 0;
3028 R->selection.end.col = ncol;
3029 R->h->hate_those_clicks = 1;
3030 }
3031 D_SELECT((stderr, "rxvt_selection_extend_colrow() EXIT b:(r:%d,c:%d) m:(r:%d,c:%d), e:(r:%d,c:%d)", R->selection.beg.row, R->selection.beg.col, R->selection.mark.row, R->selection.mark.col, R->selection.end.row, R->selection.end.col));
3032 return;
3033 }
3034#endif /* ! NO_OLD_SELECTION */
3035#ifndef NO_NEW_SELECTION
3036/* selection_style must not be OLD_SELECT to get here */
3037/*
3038 * This is mainly xterm style selection with a couple of differences, mainly 3185 * This is mainly xterm style selection with a couple of differences, mainly
3039 * in the way button3 drag extension works. 3186 * in the way button3 drag extension works.
3040 * We're either doing: button1 drag; button3 press; or button3 drag 3187 * We're either doing: button1 drag; button3 press; or button3 drag
3041 * a) button1 drag : select around a midpoint/word/line - that point/word/line 3188 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3042 * is always at the left/right edge of the R->selection. 3189 * is always at the left/right edge of the selection.
3043 * b) button3 press: extend/contract character/word/line at whichever edge of 3190 * b) button3 press: extend/contract character/word/line at whichever edge of
3044 * the selection we are closest to. 3191 * the selection we are closest to.
3045 * c) button3 drag : extend/contract character/word/line - we select around 3192 * c) button3 drag : extend/contract character/word/line - we select around
3046 * a point/word/line which is either the start or end of the selection 3193 * a point/word/line which is either the start or end of the selection
3047 * and it was decided by whichever point/word/line was `fixed' at the 3194 * and it was decided by whichever point/word/line was `fixed' at the
3048 * time of the most recent button3 press 3195 * time of the most recent button3 press
3049 */ 3196 */
3050 if (button3 && buttonpress) { /* button3 press */ 3197 if (button3 && buttonpress)
3051 /* 3198 {
3199 /* button3 press */
3200 /*
3052 * first determine which edge of the selection we are closest to 3201 * first determine which edge of the selection we are closest to
3053 */ 3202 */
3054 if (ROWCOL_IS_BEFORE(pos, R->selection.beg) 3203 if (ROWCOL_IS_BEFORE (pos, selection.beg)
3055 || (!ROWCOL_IS_AFTER(pos, R->selection.end) 3204 || (!ROWCOL_IS_AFTER (pos, selection.end)
3056 && (((pos.col - R->selection.beg.col) 3205 && (((pos.col - selection.beg.col)
3057 + ((pos.row - R->selection.beg.row) * ncol)) 3206 + ((pos.row - selection.beg.row) * ncol))
3058 < ((R->selection.end.col - pos.col) 3207 < ((selection.end.col - pos.col)
3059 + ((R->selection.end.row - pos.row) * ncol))))) 3208 + ((selection.end.row - pos.row) * ncol)))))
3060 closeto = LEFT; 3209 closeto = LEFT;
3210
3061 if (closeto == LEFT) { 3211 if (closeto == LEFT)
3212 {
3062 R->selection.beg.row = pos.row; 3213 selection.beg.row = pos.row;
3063 R->selection.beg.col = pos.col; 3214 selection.beg.col = pos.col;
3064 R->selection.mark.row = R->selection.end.row; 3215 selection.mark.row = selection.end.row;
3065 R->selection.mark.col = R->selection.end.col 3216 selection.mark.col = selection.end.col - (selection.clicks == 2);
3066 - (R->selection.clicks == 2); 3217 }
3067 } else { 3218 else
3219 {
3068 R->selection.end.row = pos.row; 3220 selection.end.row = pos.row;
3069 R->selection.end.col = pos.col; 3221 selection.end.col = pos.col;
3070 R->selection.mark.row = R->selection.beg.row; 3222 selection.mark.row = selection.beg.row;
3071 R->selection.mark.col = R->selection.beg.col; 3223 selection.mark.col = selection.beg.col;
3072 } 3224 }
3225 }
3226 else
3227 {
3073 } else { /* button1 drag or button3 drag */ 3228 /* button1 drag or button3 drag */
3074 if (ROWCOL_IS_AFTER(R->selection.mark, pos)) { 3229 if (ROWCOL_IS_AFTER (selection.mark, pos))
3230 {
3075 if ((R->selection.mark.row == R->selection.end.row) 3231 if (selection.mark.row == selection.end.row
3076 && (R->selection.mark.col == R->selection.end.col) 3232 && selection.mark.col == selection.end.col
3077 && clickchange && R->selection.clicks == 2) 3233 && clickchange
3078 R->selection.mark.col--; 3234 && selection.clicks == 2)
3235 selection.mark.col--;
3236
3079 R->selection.beg.row = pos.row; 3237 selection.beg.row = pos.row;
3080 R->selection.beg.col = pos.col; 3238 selection.beg.col = pos.col;
3081 R->selection.end.row = R->selection.mark.row; 3239 selection.end.row = selection.mark.row;
3082 R->selection.end.col = R->selection.mark.col 3240 selection.end.col = selection.mark.col + (selection.clicks == 2);
3083 + (R->selection.clicks == 2); 3241 }
3084 } else { 3242 else
3243 {
3085 R->selection.beg.row = R->selection.mark.row; 3244 selection.beg.row = selection.mark.row;
3086 R->selection.beg.col = R->selection.mark.col; 3245 selection.beg.col = selection.mark.col;
3087 R->selection.end.row = pos.row; 3246 selection.end.row = pos.row;
3088 R->selection.end.col = pos.col; 3247 selection.end.col = pos.col;
3089 } 3248 }
3090 } 3249 }
3091 3250
3092 if (R->selection.clicks == 1) { 3251 if (selection.clicks == 1)
3093 end_col = R->screen.tlen[R->selection.beg.row + R->TermWin.saveLines]; 3252 {
3094 if (end_col != -1 && R->selection.beg.col > end_col) { 3253 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3095#if 1 3254 && !ROW(selection.beg.row).is_longer ()
3096 R->selection.beg.col = ncol; 3255#if !ENABLE_MINIMAL
3097#else 3256 && !selection.rect
3098 if (R->selection.beg.row != R->selection.end.row) 3257#endif
3258 )
3099 R->selection.beg.col = ncol; 3259 selection.beg.col = ncol;
3100 else 3260
3101 R->selection.beg.col = R->selection.mark.col; 3261 if (
3262 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN
3263 && !ROW(selection.end.row).is_longer ()
3264#if !ENABLE_MINIMAL
3265 && !selection.rect
3266#endif
3267 )
3268 selection.end.col = ncol;
3269 }
3270 else if (selection.clicks == 2)
3271 {
3272 if (ROWCOL_IS_AFTER (selection.end, selection.beg))
3273 selection.end.col--;
3274
3275 selection_delimit_word (UP, &selection.beg, &selection.beg);
3276 selection_delimit_word (DN, &selection.end, &selection.end);
3277 }
3278 else if (selection.clicks == 3)
3279 {
3280#if ENABLE_FRILLS
3281 if (option (Opt_tripleclickwords))
3282 {
3283 selection_delimit_word (UP, &selection.beg, &selection.beg);
3284
3285 for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3286 {
3287 if (!ROW(end_row).is_longer ())
3288 {
3289 selection.end.row = end_row;
3290 selection.end.col = ROW(end_row).l;
3291# if !ENABLE_MINIMAL
3292 selection_remove_trailing_spaces ();
3102#endif 3293# endif
3103 } 3294 break;
3104 end_col = R->screen.tlen[R->selection.end.row + R->TermWin.saveLines]; 3295 }
3105 if (end_col != -1 && R->selection.end.col > end_col) 3296 }
3106 R->selection.end.col = ncol; 3297 }
3107 3298 else
3108 } else if (R->selection.clicks == 2) { 3299#endif
3300 {
3109 if (ROWCOL_IS_AFTER(R->selection.end, R->selection.beg)) 3301 if (ROWCOL_IS_AFTER (selection.mark, selection.beg))
3110 R->selection.end.col--; 3302 selection.mark.col++;
3111 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3112 &(R->selection.beg));
3113 rxvt_selection_delimit_word(aR_ DN, &(R->selection.end),
3114 &(R->selection.end));
3115 } else if (R->selection.clicks == 3) {
3116#ifndef NO_FRILLS
3117 if ((R->Options & Opt_tripleclickwords)) {
3118 int end_row;
3119 3303
3120 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg), 3304 selection.beg.col = 0;
3121 &(R->selection.beg)); 3305 selection.end.col = ncol;
3122 end_row = R->screen.tlen[R->selection.mark.row 3306
3123 + R->TermWin.saveLines]; 3307 // select a complete logical line
3124 for (end_row = R->selection.mark.row; end_row < R->TermWin.nrow; 3308 while (selection.beg.row > -saveLines
3125 end_row++) { 3309 && ROW(selection.beg.row - 1).is_longer ())
3126 end_col = R->screen.tlen[end_row + R->TermWin.saveLines]; 3310 selection.beg.row--;
3127 if (end_col != -1) { 3311
3128 R->selection.end.row = end_row; 3312 while (selection.end.row < nrow
3129 R->selection.end.col = end_col; 3313 && ROW(selection.end.row).is_longer ())
3130 rxvt_selection_remove_trailing_spaces(aR); 3314 selection.end.row++;
3131 break; 3315 }
3132 }
3133 } 3316 }
3134 } else 3317
3135#endif 3318 if (button3 && buttonpress)
3136 {
3137 if (ROWCOL_IS_AFTER(R->selection.mark, R->selection.beg))
3138 R->selection.mark.col++;
3139 R->selection.beg.col = 0;
3140 R->selection.end.col = ncol;
3141 }
3142 } 3319 {
3143 if (button3 && buttonpress) { /* mark may need to be changed */ 3320 /* mark may need to be changed */
3144 if (closeto == LEFT) { 3321 if (closeto == LEFT)
3322 {
3145 R->selection.mark.row = R->selection.end.row; 3323 selection.mark.row = selection.end.row;
3146 R->selection.mark.col = R->selection.end.col 3324 selection.mark.col = selection.end.col - (selection.clicks == 2);
3147 - (R->selection.clicks == 2); 3325 }
3148 } else { 3326 else
3327 {
3149 R->selection.mark.row = R->selection.beg.row; 3328 selection.mark.row = selection.beg.row;
3150 R->selection.mark.col = R->selection.beg.col; 3329 selection.mark.col = selection.beg.col;
3151 } 3330 }
3152 } 3331 }
3153 D_SELECT((stderr, "rxvt_selection_extend_colrow() EXIT b:(r:%d,c:%d) m:(r:%d,c:%d), e:(r:%d,c:%d)", R->selection.beg.row, R->selection.beg.col, R->selection.mark.row, R->selection.mark.col, R->selection.end.row, R->selection.end.col));
3154#endif /* ! NO_NEW_SELECTION */
3155}
3156 3332
3157#ifndef NO_FRILLS 3333#if !ENABLE_MINIMAL
3158/* INTPROTO */ 3334 if (selection.rect && selection.beg.col > selection.end.col)
3159void 3335 ::swap (selection.beg.col, selection.end.col);
3336#endif
3337
3338 selection_changed ();
3339}
3340
3341#if !ENABLE_MINIMAL
3342void ecb_cold
3160rxvt_selection_remove_trailing_spaces(pR) 3343rxvt_term::selection_remove_trailing_spaces () noexcept
3161{ 3344{
3162 int32_t end_col, end_row; 3345 int32_t end_col, end_row;
3163 text_t *stp; 3346 text_t *stp;
3164 3347
3165 end_col = R->selection.end.col; 3348 end_col = selection.end.col;
3166 end_row = R->selection.end.row; 3349 end_row = selection.end.row;
3350
3167 for ( ; end_row >= R->selection.beg.row; ) { 3351 for (; end_row >= selection.beg.row; )
3168 stp = R->screen.text[end_row + R->TermWin.saveLines]; 3352 {
3353 stp = ROW(end_row).t;
3354
3169 while (--end_col >= 0) { 3355 while (--end_col >= 0)
3170 if (stp[end_col] != ' ' && stp[end_col] != '\t') 3356 {
3171 break; 3357 if (stp[end_col] != NOCHAR
3172 } 3358 && !unicode::is_space (stp[end_col]))
3359 break;
3360 }
3361
3173 if (end_col >= 0 3362 if (end_col >= 0
3174 || R->screen.tlen[end_row - 1 + R->TermWin.saveLines] != -1) { 3363 || !ROW(end_row - 1).is_longer ())
3364 {
3175 R->selection.end.col = end_col + 1; 3365 selection.end.col = end_col + 1;
3176 R->selection.end.row = end_row; 3366 selection.end.row = end_row;
3177 break; 3367 break;
3178 } 3368 }
3179 end_row--; 3369
3180 end_col = R->TermWin.ncol; 3370 end_row--;
3371 end_col = ncol;
3181 } 3372 }
3373
3182 if (R->selection.mark.row > R->selection.end.row) { 3374 if (selection.mark.row > selection.end.row)
3375 {
3183 R->selection.mark.row = R->selection.end.row; 3376 selection.mark.row = selection.end.row;
3184 R->selection.mark.col = R->selection.end.col; 3377 selection.mark.col = selection.end.col;
3378 }
3185 } else if (R->selection.mark.row == R->selection.end.row 3379 else if (selection.mark.row == selection.end.row
3186 && R->selection.mark.col > R->selection.end.col) 3380 && selection.mark.col > selection.end.col)
3187 R->selection.mark.col = R->selection.end.col; 3381 selection.mark.col = selection.end.col;
3188} 3382}
3189#endif 3383#endif
3190 3384
3191/* ------------------------------------------------------------------------- */ 3385/* ------------------------------------------------------------------------- */
3192/* 3386/*
3193 * Double click on button 3 when already selected 3387 * Double click on button 3 when already selected
3194 * EXT: button 3 double click 3388 * EXT: button 3 double click
3195 */ 3389 */
3196/* EXTPROTO */ 3390void ecb_cold
3197void
3198rxvt_selection_rotate(pR_ int x, int y) 3391rxvt_term::selection_rotate (int x, int y) noexcept
3199{ 3392{
3200 R->selection.clicks = R->selection.clicks % 3 + 1; 3393 selection.clicks = selection.clicks % 3 + 1;
3201 rxvt_selection_extend_colrow(aR_ Pixel2Col(x), Pixel2Row(y), 1, 0, 1); 3394 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3202} 3395}
3203
3204/* ------------------------------------------------------------------------- */
3205/*
3206 * On some systems, the Atom typedef is 64 bits wide. We need to have a type
3207 * that is exactly 32 bits wide, because a format of 64 is not allowed by
3208 * the X11 protocol.
3209 */
3210typedef CARD32 Atom32;
3211 3396
3212/* ------------------------------------------------------------------------- */ 3397/* ------------------------------------------------------------------------- */
3213/* 3398/*
3214 * Respond to a request for our current selection 3399 * Respond to a request for our current selection
3215 * EXT: SelectionRequest 3400 * EXT: SelectionRequest
3216 */ 3401 */
3217/* EXTPROTO */ 3402void ecb_cold
3218void
3219rxvt_selection_send(pR_ const XSelectionRequestEvent *rq) 3403rxvt_term::selection_send (const XSelectionRequestEvent &rq) noexcept
3220{ 3404{
3405 Atom property = rq.property == None ? rq.target : rq.property;
3221 XSelectionEvent ev; 3406 XSelectionEvent ev;
3222#ifdef USE_XIM 3407
3408 ev.type = SelectionNotify;
3409 ev.property = None;
3410 ev.display = rq.display;
3411 ev.requestor = rq.requestor;
3412 ev.selection = rq.selection;
3413 ev.target = rq.target;
3414 ev.time = rq.time;
3415
3416 if (rq.target == xa[XA_TARGETS])
3417 {
3223 Atom32 target_list[4]; 3418 Atom target_list[6];
3419 Atom *target = target_list;
3420
3421 *target++ = xa[XA_TARGETS];
3422 *target++ = xa[XA_TIMESTAMP];
3423 *target++ = XA_STRING;
3424 *target++ = xa[XA_TEXT];
3425 *target++ = xa[XA_COMPOUND_TEXT];
3426#if X_HAVE_UTF8_STRING
3427 *target++ = xa[XA_UTF8_STRING];
3428#endif
3429
3430 XChangeProperty (dpy, rq.requestor, property, XA_ATOM,
3431 32, PropModeReplace,
3432 (unsigned char *)target_list, target - target_list);
3433 ev.property = property;
3434 }
3435#if TODO // TODO
3436 else if (rq.target == xa[XA_MULTIPLE])
3437 {
3438 /* TODO: Handle MULTIPLE */
3439 }
3440#endif
3441 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == XA_PRIMARY && selection.text)
3442 {
3443 XChangeProperty (dpy, rq.requestor, property, rq.target,
3444 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3445 ev.property = property;
3446 }
3447 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3448 {
3449 XChangeProperty (dpy, rq.requestor, property, rq.target,
3450 32, PropModeReplace, (unsigned char *)&clipboard_time, 1);
3451 ev.property = property;
3452 }
3453 else if (rq.target == XA_STRING
3454 || rq.target == xa[XA_TEXT]
3455 || rq.target == xa[XA_COMPOUND_TEXT]
3456 || rq.target == xa[XA_UTF8_STRING]
3457 )
3458 {
3459 XTextProperty ct;
3460 Atom target = rq.target;
3461 short freect = 0;
3462 int selectlen;
3463 wchar_t *cl;
3464 enum {
3465 enc_string = XStringStyle,
3466 enc_text = XStdICCTextStyle,
3467 enc_compound_text = XCompoundTextStyle,
3468#ifdef X_HAVE_UTF8_STRING
3469 enc_utf8 = XUTF8StringStyle,
3224#else 3470#else
3225 Atom32 target_list[3]; 3471 enc_utf8 = -1,
3226#endif 3472#endif
3227 Atom target; 3473 } style;
3228 XTextProperty ct;
3229 XICCEncodingStyle style;
3230 char *cl[2], dummy[1];
3231 3474
3232 ev.type = SelectionNotify;
3233 ev.property = None;
3234 ev.display = rq->display;
3235 ev.requestor = rq->requestor;
3236 ev.selection = rq->selection;
3237 ev.target = rq->target;
3238 ev.time = rq->time;
3239
3240 if (rq->target == R->h->xa[XA_TARGETS]) {
3241 target_list[0] = (Atom32) R->h->xa[XA_TARGETS];
3242 target_list[1] = (Atom32) XA_STRING;
3243 target_list[2] = (Atom32) R->h->xa[XA_TEXT];
3244#ifdef USE_XIM
3245 target_list[3] = (Atom32) R->h->xa[XA_COMPOUND_TEXT];
3246#endif
3247 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_ATOM,
3248 (8 * sizeof(target_list[0])), PropModeReplace,
3249 (unsigned char *)target_list,
3250 (sizeof(target_list) / sizeof(target_list[0])));
3251 ev.property = rq->property;
3252 } else if (rq->target == R->h->xa[XA_MULTIPLE]) {
3253 /* TODO: Handle MULTIPLE */
3254 } else if (rq->target == R->h->xa[XA_TIMESTAMP] && R->selection.text) {
3255 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_INTEGER,
3256 (8 * sizeof(Time)), PropModeReplace,
3257 (unsigned char *)&R->h->selection_time, 1);
3258 ev.property = rq->property;
3259 } else if (rq->target == XA_STRING 3475 if (target == XA_STRING)
3260 || rq->target == R->h->xa[XA_COMPOUND_TEXT] 3476 // we actually don't do XA_STRING, but who cares, as i18n clients
3261 || rq->target == R->h->xa[XA_TEXT]) { 3477 // will ask for another format anyways.
3262#ifdef USE_XIM 3478 style = enc_string;
3263 short freect = 0; 3479 else if (target == xa[XA_TEXT])
3480 style = enc_text;
3481 else if (target == xa[XA_COMPOUND_TEXT])
3482 style = enc_compound_text;
3483#if !ENABLE_MINIMAL
3484 else if (target == xa[XA_UTF8_STRING])
3485 style = enc_utf8;
3264#endif 3486#endif
3265 int selectlen; 3487 else
3266 3488 {
3267#ifdef USE_XIM
3268 if (rq->target != XA_STRING) {
3269 target = R->h->xa[XA_COMPOUND_TEXT]; 3489 target = xa[XA_COMPOUND_TEXT];
3270 style = (rq->target == R->h->xa[XA_COMPOUND_TEXT]) 3490 style = enc_compound_text;
3271 ? XCompoundTextStyle : XStdICCTextStyle; 3491 }
3272 } else 3492
3273#endif 3493 if (rq.selection == XA_PRIMARY && selection.text)
3274 { 3494 {
3275 target = XA_STRING; 3495 cl = selection.text;
3276 style = XStringStyle;
3277 }
3278 if (R->selection.text) {
3279 cl[0] = (char *)R->selection.text;
3280 selectlen = R->selection.len; 3496 selectlen = selection.len;
3281 } else { 3497 }
3282 cl[0] = dummy; 3498 else if (rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3283 *dummy = '\0'; 3499 {
3500 cl = selection.clip_text;
3501 selectlen = selection.clip_len;
3502 }
3503 else
3504 {
3505 cl = (wchar_t *)L"";
3284 selectlen = 0; 3506 selectlen = 0;
3285 } 3507 }
3286#ifdef USE_XIM 3508
3287 if (XmbTextListToTextProperty(R->Xdisplay, cl, 1, style, &ct) 3509#if !ENABLE_MINIMAL
3288 == Success) /* if we failed to convert then send it raw */ 3510 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
3511 // so recode it manually
3512 if (style == enc_utf8)
3513 {
3514 freect = 1;
3515 ct.encoding = target;
3516 ct.format = 8;
3517 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);
3518 ct.nitems = strlen ((char *)ct.value);
3519 }
3520 else
3521#endif
3522 if (XwcTextListToTextProperty (dpy, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3289 freect = 1; 3523 freect = 1;
3290 else 3524 else
3291#endif 3525 {
3292 { 3526 /* if we failed to convert then send it raw */
3293 ct.value = (unsigned char *)cl[0]; 3527 ct.value = (unsigned char *)cl;
3294 ct.nitems = selectlen; 3528 ct.nitems = selectlen;
3295 } 3529 ct.encoding = target;
3530 }
3531
3296 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, 3532 XChangeProperty (dpy, rq.requestor, property,
3297 target, 8, PropModeReplace, 3533 ct.encoding, 8, PropModeReplace,
3298 ct.value, (int)ct.nitems); 3534 ct.value, (int)ct.nitems);
3299 ev.property = rq->property; 3535 ev.property = property;
3300#ifdef USE_XIM 3536
3301 if (freect) 3537 if (freect)
3302 XFree(ct.value); 3538 XFree (ct.value);
3303#endif
3304 } 3539 }
3540
3305 XSendEvent(R->Xdisplay, rq->requestor, False, 0L, (XEvent *)&ev); 3541 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3306} 3542}
3307 3543
3308/* ------------------------------------------------------------------------- * 3544/* ------------------------------------------------------------------------- */
3309 * MOUSE ROUTINES *
3310 * ------------------------------------------------------------------------- */
3311
3312/*
3313 * return col/row values corresponding to x/y pixel values
3314 */
3315/* EXTPROTO */
3316void
3317rxvt_pixel_position(pR_ int *x, int *y)
3318{
3319 *x = Pixel2Col(*x);
3320/* MAX_IT(*x, 0); MIN_IT(*x, (int)R->TermWin.ncol - 1); */
3321 *y = Pixel2Row(*y);
3322/* MAX_IT(*y, 0); MIN_IT(*y, (int)R->TermWin.nrow - 1); */
3323}
3324/* ------------------------------------------------------------------------- */
3325#ifdef USE_XIM 3545#if USE_XIM
3326/* EXTPROTO */ 3546void ecb_cold
3327void 3547rxvt_term::im_set_position (XPoint &pos) noexcept
3328rxvt_setPosition(pR_ XPoint *pos)
3329{ 3548{
3330 XWindowAttributes xwa; 3549 XWindowAttributes xwa;
3331 3550
3332 XGetWindowAttributes(R->Xdisplay, R->TermWin.vt, &xwa); 3551 XGetWindowAttributes (dpy, vt, &xwa);
3333 pos->x = Col2Pixel(R->screen.cur.col) + xwa.x; 3552
3334 pos->y = Height2Pixel((R->screen.cur.row + 1)) + xwa.y 3553 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3335 - R->TermWin.lineSpace; 3554 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3336} 3555}
3337#endif 3556#endif
3338/* ------------------------------------------------------------------------- */ 3557
3339 3558#if ENABLE_OVERLAY
3559void
3560rxvt_term::scr_overlay_new (int x, int y, int w, int h) noexcept
3561{
3562 if (nrow < 1 || ncol < 1)
3563 return;
3564
3565 want_refresh = 1;
3566
3567 scr_overlay_off ();
3568
3569 if (x < 0) x = ncol - w;
3570 if (y < 0) y = nrow - h;
3571
3572 // make space for border
3573 w += 2; min_it (w, ncol);
3574 h += 2; min_it (h, nrow);
3575
3576 x -= 1; clamp_it (x, 0, ncol - w);
3577 y -= 1; clamp_it (y, 0, nrow - h);
3578
3579 ov.x = x; ov.y = y;
3580 ov.w = w; ov.h = h;
3581
3582 ov.text = new text_t *[h];
3583 ov.rend = new rend_t *[h];
3584
3585 for (y = 0; y < h; y++)
3586 {
3587 text_t *tp = ov.text[y] = new text_t[w];
3588 rend_t *rp = ov.rend[y] = new rend_t[w];
3589
3590 text_t t0, t1, t2;
3591 rend_t r = OVERLAY_RSTYLE;
3592
3593 if (y == 0)
3594 t0 = 0x2554, t1 = 0x2550, t2 = 0x2557;
3595 else if (y < h - 1)
3596 t0 = 0x2551, t1 = 0x0020, t2 = 0x2551;
3597 else
3598 t0 = 0x255a, t1 = 0x2550, t2 = 0x255d;
3599
3600 *tp++ = t0;
3601 *rp++ = r;
3602
3603 for (x = w - 2; x > 0; --x)
3604 {
3605 *tp++ = t1;
3606 *rp++ = r;
3607 }
3608
3609 *tp = t2;
3610 *rp = r;
3611 }
3612}
3613
3614void
3615rxvt_term::scr_overlay_off () noexcept
3616{
3617 if (!ov.text)
3618 return;
3619
3620 want_refresh = 1;
3621
3622 for (int y = 0; y < ov.h; y++)
3623 {
3624 delete [] ov.text[y];
3625 delete [] ov.rend[y];
3626 }
3627
3628 delete [] ov.text; ov.text = 0;
3629 delete [] ov.rend; ov.rend = 0;
3630}
3631
3632void
3633rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) noexcept
3634{
3635 if (!ov.text || x >= ov.w - 2 || y >= ov.h - 2)
3636 return;
3637
3638 x++, y++;
3639
3640 ov.text[y][x] = text;
3641 ov.rend[y][x] = rend;
3642}
3643
3644void
3645rxvt_term::scr_overlay_set (int x, int y, const char *s) noexcept
3646{
3647 while (*s)
3648 scr_overlay_set (x++, y, *s++);
3649}
3650
3651void
3652rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) noexcept
3653{
3654 while (*s)
3655 {
3656 text_t t = *s++;
3657 int width = WCWIDTH (t);
3658
3659 while (width--)
3660 {
3661 scr_overlay_set (x++, y, t);
3662 t = NOCHAR;
3663 }
3664 }
3665}
3666
3667void
3668rxvt_term::scr_swap_overlay () noexcept
3669{
3670 if (!ov.text)
3671 return;
3672
3673 // hide cursor if it is within the overlay area
3674 if (IN_RANGE_EXC (screen.cur.col - ov.x, 0, ov.w)
3675 && IN_RANGE_EXC (screen.cur.row - ov.y, 0, ov.h))
3676 screen.flags &= ~Screen_VisibleCursor;
3677
3678 // swap screen mem with overlay
3679 for (int y = ov.h; y--; )
3680 {
3681 text_t *t1 = ov.text[y];
3682 rend_t *r1 = ov.rend[y];
3683
3684 text_t *t2 = ROW(y + ov.y + view_start).t + ov.x;
3685 rend_t *r2 = ROW(y + ov.y + view_start).r + ov.x;
3686
3687 for (int x = ov.w; x--; )
3688 {
3689 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3690 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3691 }
3692 }
3693}
3694
3695#endif
3340/* ------------------------------------------------------------------------- * 3696/* ------------------------------------------------------------------------- */
3341 * DEBUG ROUTINES *
3342 * ------------------------------------------------------------------------- */
3343#if 0
3344/* INTPROTO */
3345void
3346rxvt_debug_colors(void)
3347{
3348 int color;
3349 const char *name[] = {
3350 "fg", "bg",
3351 "black", "red", "green", "yellow", "blue", "magenta", "cyan", "white"
3352 };
3353 3697
3354 fprintf(stderr, "Color ( ");
3355 if (R->h->rstyle & RS_RVid)
3356 fprintf(stderr, "rvid ");
3357 if (R->h->rstyle & RS_Bold)
3358 fprintf(stderr, "bold ");
3359 if (R->h->rstyle & RS_Blink)
3360 fprintf(stderr, "blink ");
3361 if (R->h->rstyle & RS_Uline)
3362 fprintf(stderr, "uline ");
3363 fprintf(stderr, "): ");
3364
3365 color = GET_FGCOLOR(R->h->rstyle);
3366#ifndef NO_BRIGHTCOLOR
3367 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3368 color -= (minBrightCOLOR - minCOLOR);
3369 fprintf(stderr, "bright ");
3370 }
3371#endif
3372 fprintf(stderr, "%s on ", name[color]);
3373
3374 color = GET_BGCOLOR(R->h->rstyle);
3375#ifndef NO_BRIGHTCOLOR
3376 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3377 color -= (minBrightCOLOR - minCOLOR);
3378 fprintf(stderr, "bright ");
3379 }
3380#endif
3381 fprintf(stderr, "%s\n", name[color]);
3382}
3383#endif

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