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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.3 by pcg, Tue Nov 25 11:52:42 2003 UTC vs.
Revision 1.416 by root, Mon May 28 14:26:11 2012 UTC

1/*--------------------------------*-C-*--------------------------------------* 1/*---------------------------------------------------------------------------*
2 * File: screen.c 2 * File: screen.C
3 *---------------------------------------------------------------------------* 3 *---------------------------------------------------------------------------*
4 * $Id: screen.C,v 1.3 2003/11/25 11:52:42 pcg Exp $
5 * 4 *
6 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com> 5 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com>
6 * Copyright (c) 2003-2007 Marc Lehmann <schmorp@schmorp.de>
7 * 7 *
8 * This program is free software; you can redistribute it and/or modify 8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by 9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or 10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version. 11 * (at your option) any later version.
… …
17 * 17 *
18 * You should have received a copy of the GNU General Public License 18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software 19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 20 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
21 *--------------------------------------------------------------------------*/ 21 *--------------------------------------------------------------------------*/
22
22/* 23/*
23 * We handle _all_ screen updates and selections 24 * This file handles _all_ screen updates and selections
24 */ 25 */
25 26
26#include "../config.h" /* NECESSARY */ 27#include "../config.h" /* NECESSARY */
27#define INTERN_SCREEN
28#include "rxvt.h" /* NECESSARY */ 28#include "rxvt.h" /* NECESSARY */
29#include "screen.intpro" /* PROTOS for internal routines */ 29#include "rxvtperl.h" /* NECESSARY */
30 30
31#include <X11/Xmd.h> /* get the typedef for CARD32 */
32
33#include <stdint.h> 31#include <inttypes.h>
34#include <wchar.h>
35 32
33static inline void
36inline void fill_text (text_t *start, text_t value, int len) 34fill_text (text_t *start, text_t value, int len)
37{ 35{
38 while (len--) 36 while (len--)
39 *start++ = value; 37 *start++ = value;
40} 38}
41 39
42#define RESET_CHSTAT(H) \
43 if ((H)->chstat == WBYTE) \
44 (H)->chstat = SBYTE, (H)->lost_multi = 1
45
46/* ------------------------------------------------------------------------- */ 40/* ------------------------------------------------------------------------- */
47#define PROP_SIZE 16384 41#define TABSIZE 8 /* default tab size */
48#define TABSIZE 8 /* default tab size */
49 42
50/* ------------------------------------------------------------------------- * 43/* ------------------------------------------------------------------------- *
51 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES * 44 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES *
52 * ------------------------------------------------------------------------- */ 45 * ------------------------------------------------------------------------- */
53#define ZERO_SCROLLBACK(R) \ 46#define ZERO_SCROLLBACK() \
54 if (((R)->Options & Opt_scrollTtyOutput) == Opt_scrollTtyOutput) \ 47 if (option (Opt_scrollTtyOutput)) \
55 (R)->TermWin.view_start = 0 48 view_start = 0
56#define CLEAR_SELECTION(R) \ 49#define CLEAR_SELECTION() \
57 (R)->selection.beg.row = (R)->selection.beg.col \ 50 selection.beg.row = selection.beg.col \
58 = (R)->selection.end.row = (R)->selection.end.col = 0 51 = selection.end.row = selection.end.col = 0
59#define CLEAR_ALL_SELECTION(R) \ 52#define CLEAR_ALL_SELECTION() \
60 (R)->selection.beg.row = (R)->selection.beg.col \ 53 selection.beg.row = selection.beg.col \
61 = (R)->selection.mark.row = (R)->selection.mark.col \ 54 = selection.mark.row = selection.mark.col \
62 = (R)->selection.end.row = (R)->selection.end.col = 0 55 = selection.end.row = selection.end.col = 0
63 56
64#define ROW_AND_COL_IS_AFTER(A, B, C, D) \ 57#define ROW_AND_COL_IS_AFTER(A, B, C, D) \
65 (((A) > (C)) || (((A) == (C)) && ((B) > (D)))) 58 (((A) > (C)) || (((A) == (C)) && ((B) > (D))))
66#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \ 59#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \
67 (((A) < (C)) || (((A) == (C)) && ((B) < (D)))) 60 (((A) < (C)) || (((A) == (C)) && ((B) < (D))))
68#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \ 61#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \
69 (((A) == (C)) && ((B) > (D))) 62 (((A) == (C)) && ((B) > (D)))
70#define ROW_AND_COL_IN_ROW_AT_OR_AFTER(A, B, C, D) \ 63#define ROW_AND_COL_IN_ROW_AT_OR_AFTER(A, B, C, D) \
71 (((A) == (C)) && ((B) >= (D))) 64 (((A) == (C)) && ((B) >= (D)))
72#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \ 65#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \
73 (((A) == (C)) && ((B) < (D))) 66 (((A) == (C)) && ((B) < (D)))
74#define ROW_AND_COL_IN_ROW_AT_OR_BEFORE(A, B, C, D) \ 67#define ROW_AND_COL_IN_ROW_AT_OR_BEFORE(A, B, C, D) \
75 (((A) == (C)) && ((B) <= (D))) 68 (((A) == (C)) && ((B) <= (D)))
76 69
77/* these must be row_col_t */ 70/* these must be row_col_t */
78#define ROWCOL_IS_AFTER(X, Y) \ 71#define ROWCOL_IS_AFTER(X, Y) \
79 ROW_AND_COL_IS_AFTER((X).row, (X).col, (Y).row, (Y).col) 72 ROW_AND_COL_IS_AFTER ((X).row, (X).col, (Y).row, (Y).col)
80#define ROWCOL_IS_BEFORE(X, Y) \ 73#define ROWCOL_IS_BEFORE(X, Y) \
81 ROW_AND_COL_IS_BEFORE((X).row, (X).col, (Y).row, (Y).col) 74 ROW_AND_COL_IS_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
82#define ROWCOL_IN_ROW_AFTER(X, Y) \ 75#define ROWCOL_IN_ROW_AFTER(X, Y) \
83 ROW_AND_COL_IN_ROW_AFTER((X).row, (X).col, (Y).row, (Y).col) 76 ROW_AND_COL_IN_ROW_AFTER ((X).row, (X).col, (Y).row, (Y).col)
84#define ROWCOL_IN_ROW_BEFORE(X, Y) \ 77#define ROWCOL_IN_ROW_BEFORE(X, Y) \
85 ROW_AND_COL_IN_ROW_BEFORE((X).row, (X).col, (Y).row, (Y).col) 78 ROW_AND_COL_IN_ROW_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
86#define ROWCOL_IN_ROW_AT_OR_AFTER(X, Y) \ 79#define ROWCOL_IN_ROW_AT_OR_AFTER(X, Y) \
87 ROW_AND_COL_IN_ROW_AT_OR_AFTER((X).row, (X).col, (Y).row, (Y).col) 80 ROW_AND_COL_IN_ROW_AT_OR_AFTER ((X).row, (X).col, (Y).row, (Y).col)
88#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \ 81#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \
89 ROW_AND_COL_IN_ROW_AT_OR_BEFORE((X).row, (X).col, (Y).row, (Y).col) 82 ROW_AND_COL_IN_ROW_AT_OR_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
90 83
91/* 84/*
92 * CLEAR_ROWS : clear <num> rows starting from row <row>
93 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y> 85 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y>
94 * ERASE_ROWS : set <num> rows starting from row <row> to the foreground colour
95 */ 86 */
96#define drawBuffer (R->TermWin.vt) 87#define CLEAR_CHARS(x, y, num) \
97 88 if (mapped) \
98#define CLEAR_ROWS(row, num) \ 89 XClearArea (dpy, vt, x, y, \
99 if (R->TermWin.mapped) \ 90 (unsigned int)Width2Pixel (num), \
100 XClearArea(R->Xdisplay, drawBuffer, R->TermWin.int_bwidth, \
101 Row2Pixel(row), (unsigned int)R->TermWin.width, \
102 (unsigned int)Height2Pixel(num), False)
103
104#define CLEAR_CHARS(x, y, num) \
105 if (R->TermWin.mapped) \
106 XClearArea(R->Xdisplay, drawBuffer, x, y, \
107 (unsigned int)Width2Pixel(num), \
108 (unsigned int)Height2Pixel(1), False) 91 (unsigned int)Height2Pixel (1), False)
109
110#define ERASE_ROWS(row, num) \
111 XFillRectangle(R->Xdisplay, drawBuffer, R->TermWin.gc, \
112 R->TermWin.int_bwidth, Row2Pixel(row), \
113 (unsigned int)R->TermWin.width, \
114 (unsigned int)Height2Pixel(num))
115 92
116/* ------------------------------------------------------------------------- * 93/* ------------------------------------------------------------------------- *
117 * SCREEN `COMMON' ROUTINES * 94 * SCREEN `COMMON' ROUTINES *
118 * ------------------------------------------------------------------------- */ 95 * ------------------------------------------------------------------------- */
96
119/* Fill part/all of a line with blanks. */ 97/* Fill part/all of a line with blanks. */
120/* INTPROTO */
121void 98void
122rxvt_blank_line(pR_ text_t *et, rend_t *er, unsigned int width, rend_t efs) 99rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW
123{ 100{
124 efs &= ~RS_baseattrMask; 101 if (!l.valid ())
102 {
103 l.alloc ();
104 col = 0;
105 width = ncol;
106 }
107
108 l.touch ();
109
110 efs &= ~RS_baseattrMask; // remove italic etc. fontstyles
125 efs = SET_FONT (efs, R->TermWin.fontset->find_font (' ')); 111 efs = SET_FONT (efs, FONTSET (efs)->find_font (' '));
126 112
113 text_t *et = l.t + col;
114 rend_t *er = l.r + col;
115
127 while (width--) 116 while (width--)
128 { 117 {
129 *et++ = ' '; 118 *et++ = ' ';
130 *er++ = efs; 119 *er++ = efs;
131 } 120 }
132} 121}
133 122
134/* ------------------------------------------------------------------------- */ 123/* ------------------------------------------------------------------------- */
135/* Fill a full line with blanks - make sure it is allocated first */ 124/* Fill a full line with blanks - make sure it is allocated first */
136/* INTPROTO */
137void 125void
138rxvt_blank_screen_mem(pR_ text_t **tp, rend_t **rp, unsigned int row, rend_t efs) 126rxvt_term::scr_blank_screen_mem (line_t &l, rend_t efs) const NOTHROW
139{ 127{
140 int width = R->TermWin.ncol; 128 scr_blank_line (l, 0, ncol, efs);
141 rend_t *er;
142 129
143#ifdef DEBUG_STRICT 130 l.l = 0;
144 assert((tp[row] && rp[row]) || (tp[row] == NULL && rp[row] == NULL)); 131 l.f = 0;
145#endif 132}
146 if (tp[row] == NULL) { 133
147 tp[row] = (text_t *)rxvt_malloc(sizeof(text_t) * width); 134// nuke a single wide character at the given column
148 rp[row] = (rend_t *)rxvt_malloc(sizeof(rend_t) * width); 135void
149 } 136rxvt_term::scr_kill_char (line_t &l, int col) const NOTHROW
150 rxvt_blank_line (aR_ tp[row], rp[row], width, efs); 137{
138 // find begin
139 while (col > 0 && l.t[col] == NOCHAR)
140 col--;
141
142 rend_t rend = l.r[col] & ~RS_baseattrMask;
143 rend = SET_FONT (rend, FONTSET (rend)->find_font (' '));
144
145 l.touch ();
146
147 // found start, nuke
148 do {
149 l.t[col] = ' ';
150 l.r[col] = rend;
151 col++;
152 } while (col < ncol && l.t[col] == NOCHAR);
151} 153}
152 154
153/* ------------------------------------------------------------------------- * 155/* ------------------------------------------------------------------------- *
154 * SCREEN INITIALISATION * 156 * SCREEN INITIALISATION *
155 * ------------------------------------------------------------------------- */ 157 * ------------------------------------------------------------------------- */
156/* EXTPROTO */ 158
157void 159void
160rxvt_term::scr_alloc ()
161{
162 int tsize = sizeof (text_t) * ncol;
163 int rsize = sizeof (rend_t) * ncol;
164
165 // we assume that rend_t size is a sufficient alignment
166 // factor for tetx_t and line_t values, and we only
167 // need to adjust tsize.
168 tsize = (tsize + sizeof (rend_t) - 1);
169 tsize -= tsize % sizeof (rend_t);
170
171 int all_rows = total_rows + nrow + nrow;
172
173 chunk_size = (sizeof (line_t) + rsize + tsize) * all_rows;
174 chunk = rxvt_malloc (chunk_size);
175
176 char *base = (char *)chunk + sizeof (line_t) * all_rows;
177
178 for (int row = 0; row < all_rows; ++row)
179 {
180 line_t &l = ((line_t *)chunk) [row];
181
182 l.t = (text_t *)base; base += tsize;
183 l.r = (rend_t *)base; base += rsize;
184 l.l = -1;
185 l.f = 0;
186 }
187
188 drawn_buf = (line_t *)chunk;
189 swap_buf = drawn_buf + nrow;
190 row_buf = swap_buf + nrow;
191}
192
193void
158rxvt_scr_reset(pR) 194rxvt_term::scr_reset ()
159{ 195{
160 unsigned int ncol, nrow, prev_ncol, prev_nrow, 196#if ENABLE_OVERLAY
161 total_rows, prev_total_rows; 197 scr_overlay_off ();
162 unsigned int p, q; 198#endif
163 int k;
164 rend_t setrstyle;
165 199
166 D_SCREEN((stderr, "rxvt_scr_reset()")); 200 view_start = 0;
167
168 R->TermWin.view_start = 0;
169 RESET_CHSTAT(R);
170 R->num_scr = 0; 201 num_scr = 0;
171 202
172 prev_ncol = R->prev_ncol; 203 if (ncol == 0)
173 prev_nrow = R->prev_nrow; 204 ncol = 80;
174 if (R->TermWin.ncol == 0) 205
175 R->TermWin.ncol = 80; 206 if (nrow == 0)
176 if (R->TermWin.nrow == 0) 207 nrow = 24;
177 R->TermWin.nrow = 24; 208
178 ncol = R->TermWin.ncol;
179 nrow = R->TermWin.nrow;
180 if (ncol == prev_ncol && nrow == prev_nrow) 209 if (ncol == prev_ncol && nrow == prev_nrow)
181 return; 210 return;
182 211
212 // we need at least two lines for wrapping to work correctly
213 while (nrow + saveLines < 2)
214 {
215 //TODO//FIXME
216 saveLines++;
217 prev_nrow--;
218 top_row--;
219 }
220
183 R->want_refresh = 1; 221 want_refresh = 1;
184 222
185 total_rows = nrow + R->TermWin.saveLines;
186 prev_total_rows = prev_nrow + R->TermWin.saveLines; 223 int prev_total_rows = prev_nrow + saveLines;
224 total_rows = nrow + saveLines;
187 225
188 R->screen.tscroll = 0; 226 screen.tscroll = 0;
189 R->screen.bscroll = nrow - 1; 227 screen.bscroll = nrow - 1;
190 228
191 if (prev_nrow == 0) { 229 void *prev_chunk = chunk;
192/* 230 line_t *prev_drawn_buf = drawn_buf;
231 line_t *prev_swap_buf = swap_buf;
232 line_t *prev_row_buf = row_buf;
233
234 int common_col = min (prev_ncol, ncol);
235
236 scr_alloc ();
237
238 if (!prev_row_buf)
239 {
240 /*
193 * A: first time called so just malloc everything : don't rely on realloc 241 * first time called so just malloc everything: don't rely on realloc
194 * Note: this is still needed so that all the scrollback lines are NULL 242 */
195 */ 243 top_row = 0;
196 R->screen.text = (text_t **)rxvt_calloc(total_rows, sizeof(text_t *)); 244 term_start = 0;
197 R->buf_text = (text_t **)rxvt_calloc(total_rows, sizeof(text_t *));
198 R->drawn_text = (text_t **)rxvt_calloc(nrow, sizeof(text_t *));
199 R->swap.text = (text_t **)rxvt_calloc(nrow, sizeof(text_t *));
200 245
201 R->screen.tlen = (int16_t *)rxvt_calloc(total_rows, sizeof(int16_t)); 246 memset (charsets, 'B', sizeof (charsets));
202 R->swap.tlen = (int16_t *)rxvt_calloc(nrow, sizeof(int16_t));
203
204 R->screen.rend = (rend_t **)rxvt_calloc(total_rows, sizeof(rend_t *));
205 R->buf_rend = (rend_t **)rxvt_calloc(total_rows, sizeof(rend_t *));
206 R->drawn_rend = (rend_t **)rxvt_calloc(nrow, sizeof(rend_t *));
207 R->swap.rend = (rend_t **)rxvt_calloc(nrow, sizeof(rend_t *));
208
209 for (p = 0; p < nrow; p++) {
210 q = p + R->TermWin.saveLines;
211 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend,
212 q, DEFAULT_RSTYLE);
213 rxvt_blank_screen_mem(aR_ R->swap.text, R->swap.rend,
214 p, DEFAULT_RSTYLE);
215 R->screen.tlen[q] = R->swap.tlen[p] = 0;
216 rxvt_blank_screen_mem(aR_ R->drawn_text, R->drawn_rend,
217 p, DEFAULT_RSTYLE);
218 }
219 MEMSET(R->charsets, 'B', sizeof(R->charsets));
220 R->TermWin.nscrolled = 0; /* no saved lines */
221 R->rstyle = DEFAULT_RSTYLE; 247 rstyle = DEFAULT_RSTYLE;
222 R->screen.flags = Screen_DefaultFlags; 248 screen.flags = Screen_DefaultFlags;
223 R->screen.cur.row = R->screen.cur.col = 0; 249 screen.cur.row = screen.cur.col = 0;
224 R->screen.charset = 0; 250 screen.charset = 0;
225 R->current_screen = PRIMARY; 251 current_screen = PRIMARY;
226 rxvt_scr_cursor(aR_ SAVE); 252 scr_cursor (SAVE);
253
227#if NSCREENS 254#if NSCREENS
228 R->swap.flags = Screen_DefaultFlags; 255 swap.flags = Screen_DefaultFlags;
229 R->swap.cur.row = R->swap.cur.col = 0; 256 swap.cur.row = swap.cur.col = 0;
230 R->swap.charset = 0; 257 swap.charset = 0;
231 R->current_screen = SECONDARY; 258 current_screen = SECONDARY;
232 rxvt_scr_cursor(aR_ SAVE); 259 scr_cursor (SAVE);
233 R->current_screen = PRIMARY; 260 current_screen = PRIMARY;
234#endif 261#endif
262
235 R->selection.text = NULL; 263 selection.text = NULL;
236 R->selection.len = 0; 264 selection.len = 0;
237 R->selection.op = SELECTION_CLEAR; 265 selection.op = SELECTION_CLEAR;
238 R->selection.screen = PRIMARY; 266 selection.screen = PRIMARY;
239 R->selection.clicks = 0; 267 selection.clicks = 0;
240 CLEAR_ALL_SELECTION(R); 268 selection.clip_text = NULL;
241 R->rvideo = 0; 269 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 } 270 }
275 /* we have fewer rows so fix up cursor position */ 271 else
276 MIN_IT(R->screen.cur.row, (int32_t)nrow - 1); 272 {
277 MIN_IT(R->swap.cur.row, (int32_t)nrow - 1); 273 /*
274 * add or delete rows as appropriate
275 */
278 276
279 rxvt_scr_reset_realloc(aR); /* realloc _last_ */ 277 for (int row = min (nrow, prev_nrow); row--; )
278 {
279 scr_blank_screen_mem (drawn_buf [row], DEFAULT_RSTYLE);
280 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
280 281
281 } else if (nrow > prev_nrow) { 282 memcpy (drawn_buf [row].t, prev_drawn_buf [row].t, sizeof (text_t) * common_col);
282 /* add rows */ 283 memcpy (drawn_buf [row].r, prev_drawn_buf [row].r, sizeof (rend_t) * common_col);
283 rxvt_scr_reset_realloc(aR); /* realloc _first_ */ 284 memcpy (swap_buf [row].t, prev_swap_buf [row].t, sizeof (text_t) * common_col);
285 memcpy (swap_buf [row].r, prev_swap_buf [row].r, sizeof (rend_t) * common_col);
286 }
284 287
285 k = min(R->TermWin.nscrolled, nrow - prev_nrow); 288 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
286 for (p = prev_total_rows; p < total_rows; p++) { 289 int pend = MOD (term_start + top_row , prev_total_rows);
287 R->screen.tlen[p] = 0; 290 int q = total_rows; // rewrapped row
288 R->screen.text[p] = NULL; 291
289 R->screen.rend[p] = NULL; 292 if (top_row)
293 {
294 // Re-wrap lines. This is rather ugly, possibly because I am too dumb
295 // to come up with a lean and mean algorithm.
296 // TODO: maybe optimise when width didn't change
297
298 row_col_t ocur = screen.cur;
299 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
300
301 do
302 {
303 p = MOD (p - 1, prev_total_rows);
304 assert (prev_row_buf [MOD (p, prev_total_rows)].t);
305 int plines = 1;
306 int llen = prev_row_buf [MOD (p, prev_total_rows)].l;
307
308 while (p != pend && prev_row_buf [MOD (p - 1, prev_total_rows)].is_longer ())
309 {
310 p = MOD (p - 1, prev_total_rows);
311
312 plines++;
313 llen += prev_ncol;
314 }
315
316 int qlines = max (0, (llen - 1) / ncol) + 1;
317
318 // drop partial lines completely
319 if (q < qlines)
320 break;
321
322 q -= qlines;
323
324 int lofs = 0;
325 line_t *qline;
326
327 // re-assemble the full line by destination lines
328 for (int qrow = q; qlines--; qrow++)
329 {
330 qline = row_buf + qrow;
331 qline->alloc (); // redundant with next line
332 qline->l = ncol;
333 qline->is_longer (1);
334
335 int qcol = 0;
336
337 // see below for cursor adjustment rationale
338 if (p == ocur.row)
339 screen.cur.row = q - (total_rows - nrow);
340
341 // fill a single destination line
342 while (lofs < llen && qcol < ncol)
343 {
344 int prow = lofs / prev_ncol;
345 int pcol = lofs % prev_ncol;
346
347 prow = MOD (p + prow, prev_total_rows);
348
349 // we only adjust the cursor _row_ and put it into
350 // the topmost line of "long line" it was in, as
351 // this seems to upset applications/shells/readline
352 // least.
353 if (prow == ocur.row)
354 screen.cur.row = q - (total_rows - nrow);
355
356 line_t &pline = prev_row_buf [prow];
357
358 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
359
360 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
361 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
362
363 lofs += len;
364 qcol += len;
365 }
366 }
367
368 qline->l = llen ? MOD (llen - 1, ncol) + 1 : 0;
369 qline->is_longer (0);
370 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
371 }
372 while (p != pend && q > 0);
373
374 term_start = total_rows - nrow;
375 top_row = q - term_start;
376
377 // make sure all terminal lines exist
378 while (top_row > 0)
379 scr_blank_screen_mem (ROW (--top_row), DEFAULT_RSTYLE);
380 }
381 else
382 {
383 // if no scrollback exists (yet), wing, instead of wrap
384
385 for (int row = min (nrow, prev_nrow); row--; )
386 {
387 line_t &src = prev_row_buf [MOD (term_start + row, prev_total_rows)];
388 line_t &dst = row_buf [row];
389
390 scr_blank_screen_mem (dst, DEFAULT_RSTYLE);
391
392 memcpy (dst.t, src.t, sizeof (text_t) * common_col);
393 memcpy (dst.r, src.r, sizeof (rend_t) * common_col);
394 }
395
396 for (int row = prev_nrow; row < nrow; row++)
397 scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE);
398
399 term_start = 0;
400 }
401
402 clamp_it (screen.cur.row, 0, nrow - 1);
403 clamp_it (screen.cur.col, 0, ncol - 1);
290 } 404 }
291 for (p = prev_total_rows; p < total_rows - k; p++) 405
292 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend, 406 for (int row = nrow; row--; )
293 p, setrstyle); 407 {
294 for (p = prev_nrow; p < nrow; p++) { 408 if (!ROW (row).valid ()) scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
295 R->swap.tlen[p] = 0; 409 if (!swap_buf [row].valid ()) scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
296 R->swap.text[p] = NULL; 410 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 } 411 }
305 if (k > 0) { 412
306 rxvt_scroll_text(aR_ 0, (int)nrow - 1, -k, 1); 413 free (prev_chunk);
307 R->screen.cur.row += k; 414
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); 415 free (tabs);
358 }
359
360 R->tabs = (char *)rxvt_malloc(ncol * sizeof(char)); 416 tabs = (char *)rxvt_malloc (ncol);
361 417
362 for (p = 0; p < ncol; p++) 418 for (int col = ncol; col--; )
363 R->tabs[p] = (p % TABSIZE == 0) ? 1 : 0; 419 tabs [col] = col % TABSIZE == 0;
364 420
421 CLEAR_ALL_SELECTION ();
422
365 R->prev_nrow = nrow; 423 prev_nrow = nrow;
366 R->prev_ncol = ncol; 424 prev_ncol = ncol;
367 425
368 rxvt_tt_winsize(R->cmd_fd, R->TermWin.ncol, R->TermWin.nrow, R->cmd_pid); 426 tt_winch ();
369}
370 427
371/* INTPROTO */ 428 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} 429}
394 430
395/* ------------------------------------------------------------------------- */ 431/* ------------------------------------------------------------------------- */
396/* 432/*
397 * Free everything. That way malloc debugging can find leakage. 433 * Free everything. That way malloc debugging can find leakage.
398 */ 434 */
399/* EXTPROTO */
400void 435void
401rxvt_scr_release(pR) 436rxvt_term::scr_release () NOTHROW
402{ 437{
403 uint16_t total_rows; 438 free (chunk);
404 int i;
405
406 total_rows = R->TermWin.nrow + R->TermWin.saveLines;
407 for (i = 0; i < total_rows; i++) {
408 if (R->screen.text[i]) { /* then so is R->screen.rend[i] */
409 free(R->screen.text[i]);
410#ifdef DEBUG_STRICT
411 assert(R->screen.rend[i]);
412#endif
413 free(R->screen.rend[i]);
414 }
415 }
416 for (i = 0; i < R->TermWin.nrow; i++) {
417 free(R->drawn_text[i]);
418 free(R->drawn_rend[i]);
419 free(R->swap.text[i]);
420 free(R->swap.rend[i]);
421 }
422 free(R->screen.text);
423 free(R->screen.tlen);
424 free(R->screen.rend);
425 free(R->drawn_text);
426 free(R->drawn_rend);
427 free(R->swap.text);
428 free(R->swap.tlen);
429 free(R->swap.rend);
430 free(R->buf_text);
431 free(R->buf_rend);
432 free(R->tabs); 439 free (tabs);
433
434/* NULL these so if anything tries to use them, we'll know about it */
435 R->screen.text = R->drawn_text = R->swap.text = NULL;
436 R->screen.rend = R->drawn_rend = R->swap.rend = NULL;
437 R->screen.tlen = R->swap.tlen = NULL;
438 R->buf_text = NULL;
439 R->buf_rend = NULL;
440 R->tabs = NULL;
441} 440}
442 441
443/* ------------------------------------------------------------------------- */ 442/* ------------------------------------------------------------------------- */
444/* 443/*
445 * Hard reset 444 * Hard/Soft reset
446 */ 445 */
447/* EXTPROTO */
448void 446void
449rxvt_scr_poweron(pR) 447rxvt_term::scr_poweron ()
450{ 448{
451 D_SCREEN((stderr, "rxvt_scr_poweron()"));
452
453 rxvt_scr_release(aR); 449 scr_release ();
450
451 row_buf = 0;
452 tabs = 0;
454 R->prev_nrow = R->prev_ncol = 0; 453 prev_nrow = prev_ncol = 0;
455 rxvt_scr_reset(aR); 454 rvideo_mode = false;
455 scr_soft_reset ();
456 scr_reset ();
456 457
457 rxvt_scr_clear(aR); 458 scr_clear (true);
458 rxvt_scr_refresh(aR_ SLOW_REFRESH); 459 scr_refresh ();
459#ifdef RXVT_GRAPHICS 460}
460 rxvt_Gr_reset(aR); 461
462void
463rxvt_term::scr_soft_reset () NOTHROW
464{
465 /* only affects modes, nothing drastic such as clearing the screen */
466#if ENABLE_OVERLAY
467 scr_overlay_off ();
461#endif 468#endif
469
470 if (current_screen != PRIMARY)
471 scr_swap_screen ();
472
473 scr_scroll_region (0, MAX_ROWS - 1);
474 scr_rendition (0, ~RS_None);
475 scr_insert_mode (0);
462} 476}
463 477
464/* ------------------------------------------------------------------------- * 478/* ------------------------------------------------------------------------- *
465 * PROCESS SCREEN COMMANDS * 479 * PROCESS SCREEN COMMANDS *
466 * ------------------------------------------------------------------------- */ 480 * ------------------------------------------------------------------------- */
467/* 481/*
468 * Save and Restore cursor 482 * Save and Restore cursor
469 * XTERM_SEQ: Save cursor : ESC 7 483 * XTERM_SEQ: Save cursor : ESC 7
470 * XTERM_SEQ: Restore cursor: ESC 8 484 * XTERM_SEQ: Restore cursor: ESC 8
471 */ 485 */
472/* EXTPROTO */
473void 486void
474rxvt_scr_cursor(pR_ int mode) 487rxvt_term::scr_cursor (cursor_mode mode) NOTHROW
475{ 488{
476 screen_t *s; 489 screen_t *s;
477
478 D_SCREEN((stderr, "rxvt_scr_cursor(%c)", mode));
479 490
480#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR) 491#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
481 if (R->current_screen == SECONDARY) 492 if (current_screen == SECONDARY)
482 s = &(R->swap); 493 s = &swap;
483 else 494 else
484#endif 495#endif
485 s = &(R->screen); 496 s = &screen;
497
486 switch (mode) { 498 switch (mode)
499 {
487 case SAVE: 500 case SAVE:
488 s->s_cur.row = s->cur.row; 501 s->s_cur.row = screen.cur.row;
489 s->s_cur.col = s->cur.col; 502 s->s_cur.col = screen.cur.col;
490 s->s_rstyle = R->rstyle; 503 s->s_rstyle = rstyle;
491 s->s_charset = s->charset; 504 s->s_charset = screen.charset;
492 s->s_charset_char = R->charsets[s->charset]; 505 s->s_charset_char = charsets[screen.charset];
493 break; 506 break;
507
494 case RESTORE: 508 case RESTORE:
495 R->want_refresh = 1; 509 want_refresh = 1;
496 s->cur.row = s->s_cur.row; 510 screen.cur.row = s->s_cur.row;
497 s->cur.col = s->s_cur.col; 511 screen.cur.col = s->s_cur.col;
498 s->flags &= ~Screen_WrapNext; 512 screen.flags &= ~Screen_WrapNext;
499 R->rstyle = s->s_rstyle; 513 rstyle = s->s_rstyle;
500 s->charset = s->s_charset; 514 screen.charset = s->s_charset;
501 R->charsets[s->charset] = s->s_charset_char; 515 charsets[screen.charset] = s->s_charset_char;
502 rxvt_set_font_style(aR); 516 set_font_style ();
503 break; 517 break;
504 } 518 }
519
505/* boundary check in case screen size changed between SAVE and RESTORE */ 520 /* boundary check in case screen size changed between SAVE and RESTORE */
506 MIN_IT(s->cur.row, R->TermWin.nrow - 1); 521 min_it (s->cur.row, nrow - 1);
507 MIN_IT(s->cur.col, R->TermWin.ncol - 1); 522 min_it (s->cur.col, ncol - 1);
508#ifdef DEBUG_STRICT
509 assert(s->cur.row >= 0); 523 assert (s->cur.row >= 0);
510 assert(s->cur.col >= 0); 524 assert (s->cur.col >= 0);
511#else /* drive with your eyes closed */ 525}
512 MAX_IT(s->cur.row, 0); 526
513 MAX_IT(s->cur.col, 0); 527void
514#endif 528rxvt_term::scr_swap_screen () NOTHROW
529{
530 if (!option (Opt_secondaryScreen))
531 return;
532
533 for (int i = prev_nrow; i--; )
534 ::swap (ROW(i), swap_buf [i]);
535
536 ::swap (screen.cur, swap.cur);
537
538 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
539 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
515} 540}
516 541
517/* ------------------------------------------------------------------------- */ 542/* ------------------------------------------------------------------------- */
518/* 543/*
519 * Swap between primary and secondary screens 544 * Swap between primary and secondary screens
520 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h 545 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h
521 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l 546 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l
522 */ 547 */
523/* EXTPROTO */ 548void
524int
525rxvt_scr_change_screen(pR_ int scrn) 549rxvt_term::scr_change_screen (int scrn)
526{ 550{
527 int i; 551 if (scrn == current_screen)
552 return;
553
554 want_refresh = 1;
555 view_start = 0;
556
557 /* check for boundary cross */
558 row_col_t pos;
559 pos.row = pos.col = 0;
560 if (ROWCOL_IS_BEFORE (selection.beg, pos)
561 && ROWCOL_IS_AFTER (selection.end, pos))
562 CLEAR_SELECTION ();
563
564 current_screen = scrn;
565
528#if NSCREENS 566#if NSCREENS
529 int offset; 567 if (option (Opt_secondaryScreen))
530#endif 568 {
531
532 R->want_refresh = 1;
533
534 D_SCREEN((stderr, "rxvt_scr_change_screen(%d)", scrn));
535
536 R->TermWin.view_start = 0;
537 RESET_CHSTAT(R);
538
539 if (R->current_screen == scrn)
540 return R->current_screen;
541
542 rxvt_selection_check(aR_ 2); /* check for boundary cross */
543
544 SWAP_IT(R->current_screen, scrn, int);
545#if NSCREENS
546 R->num_scr = 0; 569 num_scr = 0;
547 offset = R->TermWin.saveLines; 570
548 for (i = R->prev_nrow; i--;) { 571 scr_swap_screen ();
549 SWAP_IT(R->screen.text[i + offset], R->swap.text[i], text_t *); 572
550 SWAP_IT(R->screen.tlen[i + offset], R->swap.tlen[i], int16_t); 573 ::swap (screen.charset, swap.charset);
551 SWAP_IT(R->screen.rend[i + offset], R->swap.rend[i], rend_t *); 574 ::swap (screen.flags, swap.flags);
552 }
553 SWAP_IT(R->screen.cur.row, R->swap.cur.row, int16_t);
554 SWAP_IT(R->screen.cur.col, R->swap.cur.col, int16_t);
555# ifdef DEBUG_STRICT
556 assert((R->screen.cur.row >= 0) && (R->screen.cur.row < R->prev_nrow));
557 assert((R->screen.cur.col >= 0) && (R->screen.cur.col < R->prev_ncol));
558# else /* drive with your eyes closed */
559 MAX_IT(R->screen.cur.row, 0);
560 MIN_IT(R->screen.cur.row, (int32_t)R->prev_nrow - 1);
561 MAX_IT(R->screen.cur.col, 0);
562 MIN_IT(R->screen.cur.col, (int32_t)R->prev_ncol - 1);
563# endif
564 SWAP_IT(R->screen.charset, R->swap.charset, int16_t);
565 SWAP_IT(R->screen.flags, R->swap.flags, int);
566 R->screen.flags |= Screen_VisibleCursor; 575 screen.flags |= Screen_VisibleCursor;
567 R->swap.flags |= Screen_VisibleCursor; 576 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 } 577 }
578 else
575# endif 579#endif
576#else 580 if (option (Opt_secondaryScroll))
577# ifdef SCROLL_ON_NO_SECONDARY
578# ifdef RXVT_GRAPHICS
579 if (rxvt_Gr_Displayed(aR))
580 rxvt_Gr_ClearScreen(aR);
581# endif
582 if (R->current_screen == PRIMARY
583# ifdef RXVT_GRAPHICS
584 && !rxvt_Gr_Displayed(aR)
585# endif
586 )
587 rxvt_scroll_text(aR_ 0, (R->prev_nrow - 1), R->prev_nrow, 0); 581 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
588# endif 582}
589#endif 583
584// clear WrapNext indicator, solidifying position on next line
585void
586rxvt_term::scr_do_wrap () NOTHROW
587{
588 if (!(screen.flags & Screen_WrapNext))
590 return scrn; 589 return;
590
591 screen.flags &= ~Screen_WrapNext;
592
593 screen.cur.col = 0;
594
595 if (screen.cur.row == screen.bscroll)
596 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
597 else if (screen.cur.row < nrow - 1)
598 screen.cur.row++;
591} 599}
592 600
593/* ------------------------------------------------------------------------- */ 601/* ------------------------------------------------------------------------- */
594/* 602/*
595 * Change the colour for following text 603 * Change the colour for following text
596 */ 604 */
597/* EXTPROTO */
598void 605void
599rxvt_scr_color(pR_ unsigned int color, int fgbg) 606rxvt_term::scr_color (unsigned int color, int fgbg) NOTHROW
600{ 607{
608 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
601 color &= RS_fgMask; 609 color = fgbg;
610
602 if (fgbg == Color_fg) 611 if (fgbg == Color_fg)
603 R->rstyle = SET_FGCOLOR(R->rstyle, color); 612 rstyle = SET_FGCOLOR (rstyle, color);
604 else 613 else
605 R->rstyle = SET_BGCOLOR(R->rstyle, color); 614 rstyle = SET_BGCOLOR (rstyle, color);
606} 615}
607 616
608/* ------------------------------------------------------------------------- */ 617/* ------------------------------------------------------------------------- */
609/* 618/*
610 * Change the rendition style for following text 619 * Change the rendition style for following text
611 */ 620 */
612/* EXTPROTO */
613void 621void
614rxvt_scr_rendition(pR_ int set, int style) 622rxvt_term::scr_rendition (int set, int style) NOTHROW
615{ 623{
616 if (set) 624 if (set)
617 R->rstyle |= style; 625 rstyle |= style;
618 else if (style == ~RS_None) 626 else if (style == ~RS_None)
619 R->rstyle = DEFAULT_RSTYLE; 627 rstyle = DEFAULT_RSTYLE;
620 else 628 else
621 R->rstyle &= ~style; 629 rstyle &= ~style;
622} 630}
623 631
624/* ------------------------------------------------------------------------- */ 632/* ------------------------------------------------------------------------- */
625/* 633/*
626 * Scroll text between <row1> and <row2> inclusive, by <count> lines 634 * Scroll text between <row1> and <row2> inclusive, by <count> lines
627 * count positive ==> scroll up 635 * count positive ==> scroll up
628 * count negative ==> scroll down 636 * count negative ==> scroll down
629 * spec == 0 for normal routines
630 */ 637 */
631/* EXTPROTO */
632int 638int
633rxvt_scroll_text(pR_ int row1, int row2, int count, int spec) 639rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW
634{ 640{
635 int i, j;
636 long nscrolled;
637
638 if (count == 0 || (row1 > row2)) 641 if (count == 0 || (row1 > row2))
639 return 0; 642 return 0;
640 643
641 R->want_refresh = 1; 644 want_refresh = 1;
642 D_SCREEN((stderr, "rxvt_scroll_text(%d,%d,%d,%d): %s", row1, row2, count, spec, (R->current_screen == PRIMARY) ? "Primary" : "Secondary")); 645 num_scr += count;
643 646
644 if ((count > 0) && (row1 == 0) && (R->current_screen == PRIMARY)) { 647 if (count > 0
645 nscrolled = (long)R->TermWin.nscrolled + (long)count;; 648 && row1 == 0
646 if (nscrolled > (long)R->TermWin.saveLines) 649 && (current_screen == PRIMARY || option (Opt_secondaryScroll)))
647 R->TermWin.nscrolled = R->TermWin.saveLines; 650 {
648 else 651 min_it (count, total_rows - (nrow - (row2 + 1)));
649 R->TermWin.nscrolled = (uint16_t)nscrolled; 652
653 top_row = max (top_row - count, -saveLines);
654
655 // sever bottommost line
656 {
657 line_t &l = ROW(row2);
658 l.is_longer (0);
659 l.touch ();
660 }
661
662 // scroll everything up 'count' lines
663 term_start = (term_start + count) % total_rows;
664
665 // now copy lines below the scroll region bottom to the
666 // bottom of the screen again, so they look as if they
667 // hadn't moved.
668 for (int i = nrow; --i > row2; )
669 {
670 line_t &l1 = ROW(i - count);
671 line_t &l2 = ROW(i);
672
673 ::swap (l1, l2);
674 l2.touch ();
675 }
676
677 // erase newly scrolled-in lines
678 for (int i = count; i--; )
679 {
680 line_t &l = ROW(row2 - i);
681
682 // optimise if already cleared, can be significant on slow machines
683 // could be rolled into scr_blank_screen_mem
684 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask)))
685 {
686 scr_blank_line (l, 0, l.l, rstyle);
687 l.l = 0;
688 l.f = 0;
689 }
690 else
691 scr_blank_screen_mem (l, rstyle);
692 }
693
694 // move and/or clear selection, if any
695 if (selection.op && current_screen == selection.screen
696 && selection.beg.row <= row2)
697 {
698 selection.beg.row -= count;
699 selection.end.row -= count;
700 selection.mark.row -= count;
701
702 selection_check (0);
703 }
704
705 // finally move the view window, if desired
650 if ((R->Options & Opt_scrollWithBuffer) 706 if (option (Opt_scrollWithBuffer)
651 && R->TermWin.view_start != 0 707 && view_start != 0
652 && R->TermWin.view_start != R->TermWin.saveLines) 708 && view_start != -saveLines)
653 rxvt_scr_page(aR_ UP, count); 709 scr_page (UP, count);
654 } else if (!spec)
655 row1 += R->TermWin.saveLines;
656 row2 += R->TermWin.saveLines;
657 710
711 if (SHOULD_INVOKE (HOOK_SCROLL_BACK))
712 HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END));
713 }
714 else
715 {
658 if (R->selection.op && R->current_screen == R->selection.screen) { 716 if (selection.op && current_screen == selection.screen)
659 i = R->selection.beg.row + R->TermWin.saveLines; 717 {
660 j = R->selection.end.row + R->TermWin.saveLines; 718 if ((selection.beg.row < row1 && selection.end.row > row1)
661 if ((i < row1 && j > row1) 719 || (selection.beg.row < row2 && selection.end.row > row2)
662 || (i < row2 && j > row2) 720 || (selection.beg.row - count < row1 && selection.beg.row >= row1)
663 || (i - count < row1 && i >= row1) 721 || (selection.beg.row - count > row2 && selection.beg.row <= row2)
664 || (i - count > row2 && i <= row2) 722 || (selection.end.row - count < row1 && selection.end.row >= row1)
665 || (j - count < row1 && j >= row1) 723 || (selection.end.row - count > row2 && selection.end.row <= row2))
666 || (j - count > row2 && j <= row2)) { 724 {
667 CLEAR_ALL_SELECTION(R); 725 CLEAR_ALL_SELECTION ();
668 R->selection.op = SELECTION_CLEAR; /* XXX: too aggressive? */ 726 selection.op = SELECTION_CLEAR;
669 } else if (j >= row1 && j <= row2) { 727 }
728 else if (selection.end.row >= row1 && selection.end.row <= row2)
729 {
670 /* move selected region too */ 730 /* move selected region too */
671 R->selection.beg.row -= count; 731 selection.beg.row -= count;
672 R->selection.end.row -= count; 732 selection.end.row -= count;
673 R->selection.mark.row -= count; 733 selection.mark.row -= count;
674 }
675 }
676 rxvt_selection_check(aR_ 0); /* _after_ R->TermWin.nscrolled update */
677 734
678 R->num_scr += count; 735 selection_check (0);
679 j = count; 736 }
680 if (count < 0) 737 }
681 count = -count; 738
739 // use a simple and robust scrolling algorithm, this
740 // part of scr_scroll_text is not time-critical.
741
742 // sever line above scroll region
743 if (row1)
744 {
745 line_t &l = ROW(row1 - 1);
746 l.is_longer (0);
747 l.touch ();
748 }
749
682 i = row2 - row1 + 1; 750 int rows = row2 - row1 + 1;
683 MIN_IT(count, i);
684 751
685 if (j > 0) { 752 min_it (count, rows);
686/* A: scroll up */
687 753
688/* A1: Copy lines that will get clobbered by the rotation */ 754 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 */
702 755
703/* B1: Copy lines that will get clobbered by the rotation */ 756 for (int row = 0; row < rows; row++)
704 for (i = 0, j = row2; i < count; i++, j--) { 757 {
705 R->buf_text[i] = R->screen.text[j]; 758 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
706 R->buf_rend[i] = R->screen.rend[j]; 759
707 } 760 if (!IN_RANGE_EXC (row + count, 0, rows))
708/* B2: Rotate lines */ 761 scr_blank_screen_mem (temp_buf [row], rstyle);
709 for (j = row2, i = j - count; i >= row1; i--, j--) { 762 }
710 R->screen.tlen[j] = R->screen.tlen[i]; 763
711 R->screen.text[j] = R->screen.text[i]; 764 for (int row = 0; row < rows; row++)
712 R->screen.rend[j] = R->screen.rend[i]; 765 ROW(row1 + row) = temp_buf [row];
713 } 766
714 j = row1, i = count; 767 // sever bottommost line
715 count = -count; 768 {
769 line_t &l = ROW(row2);
770 l.is_longer (0);
771 l.touch ();
716 } 772 }
717
718/* C: Resurrect lines */
719 for (; i--; j++) {
720 R->screen.tlen[j] = 0;
721 R->screen.text[j] = R->buf_text[i];
722 R->screen.rend[j] = R->buf_rend[i];
723 if (!spec) /* line length may not equal TermWin.ncol */
724 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend,
725 (unsigned int)j, R->rstyle);
726 } 773 }
727 774
728#ifdef RXVT_GRAPHICS
729 if (rxvt_Gr_Displayed(aR))
730 rxvt_Gr_scroll(aR_ count);
731#endif
732 return count; 775 return count;
733} 776}
734 777
735/* ------------------------------------------------------------------------- */ 778/* ------------------------------------------------------------------------- */
736/* 779/*
737 * Add text given in <str> of length <len> to screen struct 780 * Add text given in <str> of length <len> to screen struct
738 */ 781 */
739/* EXTPROTO */
740void 782void
741rxvt_scr_add_lines(pR_ const uint32_t *str, int nlines, int len) 783rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW
742{ 784{
743 unsigned char checksel, clearsel; 785 if (len <= 0) /* sanity */
744 uint32_t c; 786 return;
745 int i, row, last_col;
746 text_t *stp;
747 rend_t *srp;
748 787
749 if (len <= 0) /* sanity */ 788 bool checksel;
750 return; 789 unicode_t c;
790 int ncol = this->ncol;
791 const wchar_t *strend = str + len;
751 792
752 R->want_refresh = 1; 793 want_refresh = 1;
753 last_col = R->TermWin.ncol;
754
755 D_SCREEN((stderr, "rxvt_scr_add_lines(%d,%d)", nlines, len));
756 ZERO_SCROLLBACK(R); 794 ZERO_SCROLLBACK ();
795
757 if (nlines > 0) { 796 if (minlines > 0)
797 {
758 nlines += (R->screen.cur.row - R->screen.bscroll); 798 minlines += screen.cur.row - screen.bscroll;
759 if ((nlines > 0) 799 min_it (minlines, screen.cur.row - top_row);
800
801 if (minlines > 0
760 && (R->screen.tscroll == 0) 802 && screen.tscroll == 0
761 && (R->screen.bscroll == (R->TermWin.nrow - 1))) { 803 && screen.bscroll == nrow - 1)
804 {
762 /* _at least_ this many lines need to be scrolled */ 805 /* _at least_ this many lines need to be scrolled */
763 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, nlines, 806 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
764 0); 807 screen.cur.row -= minlines;
765 R->screen.cur.row -= nlines; 808 }
766 }
767 } 809 }
768#ifdef DEBUG_STRICT 810
769 assert(R->screen.cur.col < last_col); 811 assert (screen.cur.col < ncol);
770 assert((R->screen.cur.row < R->TermWin.nrow) 812 assert (screen.cur.row < nrow
771 && (R->screen.cur.row >= -(int32_t)R->TermWin.nscrolled)); 813 && screen.cur.row >= top_row);
772#else /* drive with your eyes closed */ 814 int row = screen.cur.row;
773 MIN_IT(R->screen.cur.col, last_col - 1);
774 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1);
775 MAX_IT(R->screen.cur.row, -(int32_t)R->TermWin.nscrolled);
776#endif
777 row = R->screen.cur.row + R->TermWin.saveLines;
778 815
779 checksel = (R->selection.op 816 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
780 && R->current_screen == R->selection.screen) ? 1 : 0;
781 clearsel = 0;
782 817
783 stp = R->screen.text[row]; 818 line_t *line = &ROW(row);
784 srp = R->screen.rend[row];
785 819
786 for (i = 0; i < len;) { 820 while (str < strend)
787 c = str[i++]; 821 {
788 switch (c) { 822 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
789 case '\t': 823
790 rxvt_scr_tab(aR_ 1); 824 if (ecb_unlikely (c < 0x20))
791 continue; 825 if (c == C0_LF)
792 case '\n': 826 {
793 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 827 max_it (line->l, screen.cur.col);
794 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 828
795 R->screen.flags &= ~Screen_WrapNext; 829 screen.flags &= ~Screen_WrapNext;
830
796 if (R->screen.cur.row == R->screen.bscroll) 831 if (screen.cur.row == screen.bscroll)
797 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, 1, 0); 832 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
798 else if (R->screen.cur.row < (R->TermWin.nrow - 1)) 833 else if (screen.cur.row < (nrow - 1))
799 row = (++R->screen.cur.row) + R->TermWin.saveLines; 834 row = ++screen.cur.row;
800 stp = R->screen.text[row]; /* _must_ refresh */ 835
801 srp = R->screen.rend[row]; /* _must_ refresh */ 836 line = &ROW(row); /* _must_ refresh */
802 RESET_CHSTAT(R); 837 continue;
803 continue; 838 }
804 case '\r': 839 else if (c == C0_CR)
805 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 840 {
806 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 841 max_it (line->l, screen.cur.col);
842
807 R->screen.flags &= ~Screen_WrapNext; 843 screen.flags &= ~Screen_WrapNext;
808 R->screen.cur.col = 0; 844 screen.cur.col = 0;
809 RESET_CHSTAT(R); 845 continue;
810 continue; 846 }
811 default: 847 else if (c == C0_HT)
812 if (c == 127) 848 {
813 continue; /* yummmm..... */ 849 scr_tab (1, true);
814 break; 850 continue;
815 } 851 }
816 852
853 if (ecb_unlikely (
817 if (checksel /* see if we're writing within selection */ 854 checksel /* see if we're writing within selection */
818 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 855 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
819 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) { 856 && ROWCOL_IS_BEFORE (screen.cur, selection.end)
857 ))
858 {
820 checksel = 0; 859 checksel = 0;
821 clearsel = 1; 860 /*
822 } 861 * If we wrote anywhere in the selected area, kill the selection
823 if (R->screen.flags & Screen_WrapNext) { 862 * XXX: should we kill the mark too? Possibly, but maybe that
824 R->screen.tlen[row] = -1; 863 * should be a similar check.
825 if (R->screen.cur.row == R->screen.bscroll) 864 */
826 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, 1, 0); 865 CLEAR_SELECTION ();
827 else if (R->screen.cur.row < (R->TermWin.nrow - 1)) 866 }
828 row = (++R->screen.cur.row) + R->TermWin.saveLines;
829 stp = R->screen.text[row]; /* _must_ refresh */
830 srp = R->screen.rend[row]; /* _must_ refresh */
831 R->screen.cur.col = 0;
832 R->screen.flags &= ~Screen_WrapNext;
833 }
834 if (R->screen.flags & Screen_Insert)
835 rxvt_scr_insdel_chars(aR_ 1, INSERT);
836 867
868 if (ecb_unlikely (screen.flags & Screen_WrapNext))
869 {
870 scr_do_wrap ();
871
872 line->l = ncol;
873 line->is_longer (1);
874
875 row = screen.cur.row;
876 line = &ROW(row); /* _must_ refresh */
877 }
878
879 // some utf-8 decoders "decode" surrogate characters: let's fix this.
880 if (ecb_unlikely (IN_RANGE_INC (c, 0xd800, 0xdfff)))
881 c = 0xfffd;
882
883 // rely on wcwidth to tell us the character width, do wcwidth before
884 // further replacements, as wcwidth might return -1 for the line
885 // drawing characters below as they might be invalid in the current
886 // locale.
887 int width = WCWIDTH (c);
888
837 if (R->charsets[R->screen.charset] == '0') // DEC SPECIAL 889 if (ecb_unlikely (charsets [screen.charset] == '0')) // DEC SPECIAL
838 switch (c) 890 {
891 // vt100 special graphics and line drawing
892 // 5f-7e standard vt100
893 // 40-5e rxvt extension for extra curses acs chars
894 static uint16_t vt100_0[62] = { // 41 .. 7e
895 0x2191, 0x2193, 0x2192, 0x2190, 0x2588, 0x259a, 0x2603, // 41-47 hi mr. snowman!
896 0, 0, 0, 0, 0, 0, 0, 0, // 48-4f
897 0, 0, 0, 0, 0, 0, 0, 0, // 50-57
898 0, 0, 0, 0, 0, 0, 0, 0x0020, // 58-5f
899 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0, 0x00b1, // 60-67
900 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c, 0x23ba, // 68-6f
901 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534, 0x252c, // 70-77
902 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7, // 78-7e
903 };
904
905 if (c >= 0x41 && c <= 0x7e && vt100_0[c - 0x41])
839 { 906 {
840 case '+': c = 0x2192; break; case ',': c = 0x2190; break; case '-': c = 0x2191; break; 907 c = vt100_0[c - 0x41];
841 case '.': c = 0x2193; break; case '0': c = 0x25ae; break; case '`': c = 0x25c6; break; 908 width = 1; // vt100 line drawing characters are always single-width
842 case 'a': c = 0x2592; break; case 'f': c = 0x00b0; break; case 'g': c = 0x00b1; break;
843 case 'h': c = 0x2592; break; case 'i': c = 0x2603; break; case 'j': c = 0x2518; break;
844 case 'k': c = 0x2510; break; case 'l': c = 0x250c; break; case 'm': c = 0x2514; break;
845 case 'n': c = 0x253c; break; case 'o': c = 0x23ba; break; case 'p': c = 0x23bb; break;
846 case 'q': c = 0x2500; break; case 'r': c = 0x23bc; break; case 's': c = 0x23bd; break;
847 case 't': c = 0x251c; break; case 'u': c = 0x2524; break; case 'v': c = 0x2534; break;
848 case 'w': c = 0x252c; break; case 'x': c = 0x2502; break; case 'y': c = 0x2264; break;
849 case 'z': c = 0x2265; break; case '{': c = 0x03c0; break; case '|': c = 0x2260; break;
850 case '}': c = 0x00a3; break; case '~': c = 0x00b7; break;
851 } 909 }
910 }
852 911
853 rend_t rend = SET_FONT (R->rstyle, R->TermWin.fontset->find_font (c)); 912 if (ecb_unlikely (screen.flags & Screen_Insert))
913 scr_insdel_chars (width, INSERT);
854 914
855 stp[R->screen.cur.col] = c; 915 if (width != 0)
856 srp[R->screen.cur.col] = rend;
857
858 if (c > 255)
859 { 916 {
860 // rely on wcwidth to tell us the character width, at least for non iso-8859-1 917#if !UNICODE_3
861 int width = wcwidth (c); 918 // trim characters we can't store directly :(
919 if (c >= 0x10000)
920# if ENABLE_COMBINING
921 c = rxvt_composite.compose (c); // map to lower 16 bits
922# else
923 c = 0xfffd;
924# endif
925#endif
926
927 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
928
929 // if the character doesn't fit into the remaining columns...
930 if (ecb_unlikely (screen.cur.col > ncol - width && ncol >= width))
862 931 {
863 if (width > 1) 932 if (screen.flags & Screen_Autowrap)
864 {
865 while (--width > 0 && R->screen.cur.col < last_col - 1)
866 { 933 {
867 934 // ... artificially enlargen the previous one
868 srp[R->screen.cur.col] |= RS_wide; 935 c = NOCHAR;
869 936 // and try the same character next loop iteration
870 R->screen.cur.col++; 937 --str;
871 stp[R->screen.cur.col] = NOCHAR;
872 srp[R->screen.cur.col] = rend;
873 } 938 }
939 else
940 screen.cur.col = ncol - width;
941 }
942
943 // nuke the character at this position, if required
944 // due to wonderful coincidences everywhere else in this loop
945 // we never have to check for overwriting a wide char itself,
946 // only its tail.
947 if (ecb_unlikely (line->t[screen.cur.col] == NOCHAR))
948 scr_kill_char (*line, screen.cur.col);
949
950 line->touch ();
951
952 do
953 {
954 line->t[screen.cur.col] = c;
955 line->r[screen.cur.col] = rend;
956
957 if (ecb_likely (screen.cur.col < ncol - 1))
958 screen.cur.col++;
959 else
960 {
961 line->l = ncol;
962 if (screen.flags & Screen_Autowrap)
963 screen.flags |= Screen_WrapNext;
964
965 goto end_of_line;
874 } 966 }
967
968 c = NOCHAR;
875 } 969 }
970 while (ecb_unlikely (--width > 0));
876 971
877 if (R->screen.cur.col < last_col - 1) 972 // pad with spaces when overwriting wide character with smaller one
878 R->screen.cur.col++; 973 for (int c = screen.cur.col; ecb_unlikely (c < ncol && line->t[c] == NOCHAR); c++)
879 else { 974 {
880 R->screen.tlen[row] = last_col; 975 line->t[c] = ' ';
881 if (R->screen.flags & Screen_Autowrap) 976 line->r[c] = rend;
882 R->screen.flags |= Screen_WrapNext; 977 }
883 }
884 }
885 if (R->screen.tlen[row] != -1) /* XXX: think about this */
886 MAX_IT(R->screen.tlen[row], R->screen.cur.col);
887 978
888/* 979end_of_line:
889 * If we wrote anywhere in the selected area, kill the selection 980 ;
890 * XXX: should we kill the mark too? Possibly, but maybe that 981 }
891 * should be a similar check. 982#if ENABLE_COMBINING
892 */ 983 else // width == 0
893 if (clearsel) 984 {
894 CLEAR_SELECTION(R); 985 if (c != 0xfeff) // ignore BOM
986 {
987 // handle combining characters
988 // we just tag the accent on the previous on-screen character.
989 // this is arguably not correct, but also arguably not wrong.
990 // we don't handle double-width characters nicely yet.
991 line_t *linep;
992 text_t *tp;
993 rend_t *rp;
895 994
896#ifdef DEBUG_STRICT 995 if (screen.cur.col > 0)
996 {
997 linep = line;
998 tp = line->t + screen.cur.col - 1;
999 rp = line->r + screen.cur.col - 1;
1000 }
1001 else if (screen.cur.row > 0
1002 && ROW(screen.cur.row - 1).is_longer ())
1003 {
1004 linep = &ROW(screen.cur.row - 1);
1005 tp = line->t + ncol - 1;
1006 rp = line->r + ncol - 1;
1007 }
1008 else
1009 continue;
1010
1011 linep->touch ();
1012
1013 while (*tp == NOCHAR && tp > linep->t)
1014 tp--, rp--;
1015
1016 // first try to find a precomposed character
1017 unicode_t n = rxvt_compose (*tp, c);
1018 if (n == NOCHAR)
1019 n = rxvt_composite.compose (*tp, c);
1020
1021 *tp = n;
1022 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
1023 }
1024 }
1025#endif
1026 }
1027
1028 max_it (line->l, screen.cur.col);
1029
897 assert(R->screen.cur.row >= 0); 1030 assert (screen.cur.row >= 0);
898#else /* drive with your eyes closed */
899 MAX_IT(R->screen.cur.row, 0);
900#endif
901} 1031}
902 1032
903/* ------------------------------------------------------------------------- */ 1033/* ------------------------------------------------------------------------- */
904/* 1034/*
905 * Process Backspace. Move back the cursor back a position, wrap if have to 1035 * Process Backspace. Move back the cursor back a position, wrap if have to
906 * XTERM_SEQ: CTRL-H 1036 * XTERM_SEQ: CTRL-H
907 */ 1037 */
908/* EXTPROTO */
909void 1038void
910rxvt_scr_backspace(pR) 1039rxvt_term::scr_backspace () NOTHROW
911{ 1040{
912 RESET_CHSTAT(R);
913 R->want_refresh = 1;
914 if (R->screen.cur.col == 0) { 1041 if (screen.cur.col == 0)
1042 {
915 if (R->screen.cur.row > 0) { 1043 if (screen.cur.row > 0)
1044 {
916#ifdef TERMCAP_HAS_BW 1045#ifdef TERMCAP_HAS_BW
917 R->screen.cur.col = R->TermWin.ncol - 1; 1046 screen.cur.col = ncol - 1;
918 R->screen.cur.row--; 1047 --screen.cur.row;
919 return; 1048
1049 want_refresh = 1;
920#endif 1050#endif
921 } 1051 }
1052 }
922 } else if ((R->screen.flags & Screen_WrapNext) == 0) 1053 else if (screen.flags & Screen_WrapNext)
923 rxvt_scr_gotorc(aR_ 0, -1, RELATIVE);
924 R->screen.flags &= ~Screen_WrapNext; 1054 screen.flags &= ~Screen_WrapNext;
1055 else
1056 scr_gotorc (0, -1, RELATIVE);
925} 1057}
926 1058
927/* ------------------------------------------------------------------------- */ 1059/* ------------------------------------------------------------------------- */
928/* 1060/*
929 * Process Horizontal Tab 1061 * Process Horizontal Tab
930 * count: +ve = forward; -ve = backwards 1062 * count: +ve = forward; -ve = backwards
931 * XTERM_SEQ: CTRL-I 1063 * XTERM_SEQ: CTRL-I
932 */ 1064 */
933/* EXTPROTO */
934void 1065void
935rxvt_scr_tab(pR_ int count) 1066rxvt_term::scr_tab (int count, bool ht) NOTHROW
936{ 1067{
937 int i, x; 1068 int i, x;
938 1069
939 D_SCREEN((stderr, "rxvt_scr_tab(%d)", count));
940 R->want_refresh = 1; 1070 want_refresh = 1;
941 RESET_CHSTAT(R);
942 i = x = R->screen.cur.col; 1071 i = x = screen.cur.col;
1072
943 if (count == 0) 1073 if (count == 0)
944 return; 1074 return;
945 else if (count > 0) { 1075 else if (count > 0)
946 for (; ++i < R->TermWin.ncol; ) 1076 {
1077 line_t &l = ROW(screen.cur.row);
1078 rend_t base_rend = l.r[i];
1079 ht &= l.t[i] == ' ';
1080
1081 for (; ++i < ncol; )
947 if (R->tabs[i]) { 1082 if (tabs[i])
948 x = i; 1083 {
949 if (!--count) 1084 x = i;
950 break; 1085
1086 if (!--count)
1087 break;
1088 }
1089 else
1090 ht &= l.t[i] == ' '
1091 && RS_SAME (l.r[i], base_rend);
1092
1093 if (count)
1094 x = ncol - 1;
1095
1096 // store horizontal tab commands as characters inside the text
1097 // buffer so they can be selected and pasted.
1098 if (ht && option (Opt_pastableTabs))
1099 {
1100 base_rend = SET_FONT (base_rend, 0);
1101
1102 l.touch (x);
1103
1104 i = screen.cur.col;
1105
1106 l.t[i] = '\t';
1107 l.r[i] = base_rend;
1108
1109 while (++i < x)
1110 {
1111 l.t[i] = NOCHAR;
1112 l.r[i] = base_rend;
1113 }
1114 }
951 } 1115 }
952 if (count)
953 x = R->TermWin.ncol - 1;
954 } else /* if (count < 0) */ { 1116 else /* if (count < 0) */
1117 {
955 for (; --i >= 0; ) 1118 for (; --i >= 0; )
956 if (R->tabs[i]) { 1119 if (tabs[i])
957 x = i; 1120 {
958 if (!++count) 1121 x = i;
959 break; 1122 if (!++count)
1123 break;
1124 }
1125
1126 if (count)
1127 x = 0;
960 } 1128 }
961 if (count) 1129
962 x = 0;
963 }
964 if (x != R->screen.cur.col) 1130 if (x != screen.cur.col)
965 rxvt_scr_gotorc(aR_ 0, x, R_RELATIVE); 1131 scr_gotorc (0, x, R_RELATIVE);
966} 1132}
967 1133
968/* ------------------------------------------------------------------------- */ 1134/* ------------------------------------------------------------------------- */
969/* 1135/*
970 * Process DEC Back Index 1136 * Process DEC Back Index
971 * XTERM_SEQ: ESC 6 1137 * XTERM_SEQ: ESC 6
972 * Move cursor left in row. If we're at the left boundary, shift everything 1138 * Move cursor left in row. If we're at the left boundary, shift everything
973 * in that row right. Clear left column. 1139 * in that row right. Clear left column.
974 */ 1140 */
975#ifndef NO_FRILLS 1141#if !ENABLE_MINIMAL
976/* EXTPROTO */
977void 1142void
978rxvt_scr_backindex(pR) 1143rxvt_term::scr_backindex () NOTHROW
979{ 1144{
980 if (R->screen.cur.col > 0) 1145 if (screen.cur.col > 0)
981 rxvt_scr_gotorc(aR_ 0, -1, R_RELATIVE | C_RELATIVE); 1146 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
982 else { 1147 else
983 if (R->screen.tlen[R->screen.cur.row + R->TermWin.saveLines] == 0)
984 return; /* um, yeah? */
985 rxvt_scr_insdel_chars(aR_ 1, INSERT); 1148 scr_insdel_chars (1, INSERT);
986 }
987} 1149}
988#endif 1150#endif
989/* ------------------------------------------------------------------------- */ 1151/* ------------------------------------------------------------------------- */
990/* 1152/*
991 * Process DEC Forward Index 1153 * Process DEC Forward Index
992 * XTERM_SEQ: ESC 9 1154 * XTERM_SEQ: ESC 9
993 * Move cursor right in row. If we're at the right boundary, shift everything 1155 * Move cursor right in row. If we're at the right boundary, shift everything
994 * in that row left. Clear right column. 1156 * in that row left. Clear right column.
995 */ 1157 */
996#ifndef NO_FRILLS 1158#if !ENABLE_MINIMAL
997/* EXTPROTO */
998void 1159void
999rxvt_scr_forwardindex(pR) 1160rxvt_term::scr_forwardindex () NOTHROW
1000{ 1161{
1001 int row;
1002
1003 if (R->screen.cur.col < R->TermWin.ncol - 1) 1162 if (screen.cur.col < ncol - 1)
1004 rxvt_scr_gotorc(aR_ 0, 1, R_RELATIVE | C_RELATIVE); 1163 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1005 else { 1164 else
1006 row = R->screen.cur.row + R->TermWin.saveLines; 1165 {
1007 if (R->screen.tlen[row] == 0) 1166 line_t &l = ROW(screen.cur.row);
1008 return; /* um, yeah? */ 1167
1009 else if (R->screen.tlen[row] == -1) 1168 l.touch ();
1010 R->screen.tlen[row] = R->TermWin.ncol; 1169 l.is_longer (0);
1170
1011 rxvt_scr_gotorc(aR_ 0, 0, R_RELATIVE); 1171 scr_gotorc (0, 0, R_RELATIVE);
1012 rxvt_scr_insdel_chars(aR_ 1, DELETE); 1172 scr_insdel_chars (1, DELETE);
1013 rxvt_scr_gotorc(aR_ 0, R->TermWin.ncol - 1, R_RELATIVE); 1173 scr_gotorc (0, ncol - 1, R_RELATIVE);
1014 } 1174 }
1015} 1175}
1016#endif 1176#endif
1017 1177
1018/* ------------------------------------------------------------------------- */ 1178/* ------------------------------------------------------------------------- */
1019/* 1179/*
1020 * Goto Row/Column 1180 * Goto Row/Column
1021 */ 1181 */
1022/* EXTPROTO */
1023void 1182void
1024rxvt_scr_gotorc(pR_ int row, int col, int relative) 1183rxvt_term::scr_gotorc (int row, int col, int relative) NOTHROW
1025{ 1184{
1026 R->want_refresh = 1; 1185 want_refresh = 1;
1027 ZERO_SCROLLBACK(R); 1186 ZERO_SCROLLBACK ();
1028 RESET_CHSTAT(R);
1029#ifdef RXVT_GRAPHICS
1030 if (rxvt_Gr_Displayed(aR))
1031 rxvt_Gr_scroll(aR_ 0);
1032#endif
1033 1187
1034 D_SCREEN((stderr, "rxvt_scr_gotorc(r:%s%d,c:%s%d): from (r:%d,c:%d)", (relative & R_RELATIVE ? "+" : ""), row, (relative & C_RELATIVE ? "+" : ""), col, R->screen.cur.row, R->screen.cur.col));
1035
1036 R->screen.cur.col = ((relative & C_RELATIVE) ? (R->screen.cur.col + col) 1188 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
1037 : col); 1189 clamp_it (screen.cur.col, 0, ncol - 1);
1038 MAX_IT(R->screen.cur.col, 0);
1039 MIN_IT(R->screen.cur.col, (int32_t)R->TermWin.ncol - 1);
1040 1190
1041 R->screen.flags &= ~Screen_WrapNext; 1191 screen.flags &= ~Screen_WrapNext;
1192
1042 if (relative & R_RELATIVE) { 1193 if (relative & R_RELATIVE)
1043 if (row > 0) { 1194 {
1195 if (row > 0)
1196 {
1044 if (R->screen.cur.row <= R->screen.bscroll 1197 if (screen.cur.row <= screen.bscroll
1045 && (R->screen.cur.row + row) > R->screen.bscroll) 1198 && (screen.cur.row + row) > screen.bscroll)
1046 R->screen.cur.row = R->screen.bscroll; 1199 screen.cur.row = screen.bscroll;
1047 else 1200 else
1048 R->screen.cur.row += row; 1201 screen.cur.row += row;
1202 }
1049 } else if (row < 0) { 1203 else if (row < 0)
1204 {
1050 if (R->screen.cur.row >= R->screen.tscroll 1205 if (screen.cur.row >= screen.tscroll
1051 && (R->screen.cur.row + row) < R->screen.tscroll) 1206 && (screen.cur.row + row) < screen.tscroll)
1052 R->screen.cur.row = R->screen.tscroll; 1207 screen.cur.row = screen.tscroll;
1208 else
1209 screen.cur.row += row;
1210 }
1211 }
1212 else
1213 {
1214 if (screen.flags & Screen_Relative)
1215 {
1216 /* relative origin mode */
1217 screen.cur.row = row + screen.tscroll;
1218 min_it (screen.cur.row, screen.bscroll);
1219 }
1053 else 1220 else
1054 R->screen.cur.row += row; 1221 screen.cur.row = row;
1055 }
1056 } else {
1057 if (R->screen.flags & Screen_Relative) { /* relative origin mode */
1058 R->screen.cur.row = row + R->screen.tscroll;
1059 MIN_IT(R->screen.cur.row, R->screen.bscroll);
1060 } else
1061 R->screen.cur.row = row;
1062 } 1222 }
1063 MAX_IT(R->screen.cur.row, 0);
1064 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1);
1065}
1066 1223
1224 clamp_it (screen.cur.row, 0, nrow - 1);
1225}
1226
1067/* ------------------------------------------------------------------------- */ 1227/* ------------------------------------------------------------------------- */
1068/* 1228/*
1069 * direction should be UP or DN 1229 * direction should be UP or DN
1070 */ 1230 */
1071/* EXTPROTO */
1072void 1231void
1073rxvt_scr_index(pR_ enum page_dirn direction) 1232rxvt_term::scr_index (enum page_dirn direction) NOTHROW
1074{ 1233{
1075 int dirn; 1234 int dirn;
1076 1235
1077 R->want_refresh = 1; 1236 want_refresh = 1;
1237 ZERO_SCROLLBACK ();
1238
1078 dirn = ((direction == UP) ? 1 : -1); 1239 dirn = ((direction == UP) ? 1 : -1);
1079 D_SCREEN((stderr, "rxvt_scr_index(%d)", dirn));
1080 1240
1081 ZERO_SCROLLBACK(R);
1082 RESET_CHSTAT(R);
1083
1084#ifdef RXVT_GRAPHICS
1085 if (rxvt_Gr_Displayed(aR))
1086 rxvt_Gr_scroll(aR_ 0);
1087#endif
1088
1089 R->screen.flags &= ~Screen_WrapNext; 1241 screen.flags &= ~Screen_WrapNext;
1242
1090 if ((R->screen.cur.row == R->screen.bscroll && direction == UP) 1243 if ((screen.cur.row == screen.bscroll && direction == UP)
1091 || (R->screen.cur.row == R->screen.tscroll && direction == DN)) 1244 || (screen.cur.row == screen.tscroll && direction == DN))
1092 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, dirn, 0); 1245 scr_scroll_text (screen.tscroll, screen.bscroll, dirn);
1093 else 1246 else
1094 R->screen.cur.row += dirn; 1247 screen.cur.row += dirn;
1095 MAX_IT(R->screen.cur.row, 0); 1248
1096 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1249 clamp_it (screen.cur.row, 0, nrow - 1);
1097 rxvt_selection_check(aR_ 0); 1250 selection_check (0);
1098} 1251}
1099 1252
1100/* ------------------------------------------------------------------------- */ 1253/* ------------------------------------------------------------------------- */
1101/* 1254/*
1102 * Erase part or whole of a line 1255 * Erase part or whole of a line
1103 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1256 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1104 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1257 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1105 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1258 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1259 * extension: clear to right unless wrapped: ESC [ 3 K
1106 */ 1260 */
1107/* EXTPROTO */
1108void 1261void
1109rxvt_scr_erase_line(pR_ int mode) 1262rxvt_term::scr_erase_line (int mode) NOTHROW
1110{ 1263{
1111 unsigned int row, col, num; 1264 unsigned int col, num;
1112 1265
1113 R->want_refresh = 1; 1266 want_refresh = 1;
1114 D_SCREEN((stderr, "rxvt_scr_erase_line(%d) at screen row: %d", mode, R->screen.cur.row));
1115 ZERO_SCROLLBACK(R); 1267 ZERO_SCROLLBACK ();
1116 RESET_CHSTAT(R);
1117 1268
1118#ifdef RXVT_GRAPHICS
1119 if (rxvt_Gr_Displayed(aR))
1120 rxvt_Gr_scroll(aR_ 0);
1121#endif
1122
1123 rxvt_selection_check(aR_ 1); 1269 selection_check (1);
1124 1270
1125 R->screen.flags &= ~Screen_WrapNext; 1271 line_t &line = ROW(screen.cur.row);
1126 1272
1127 row = R->TermWin.saveLines + R->screen.cur.row; 1273 line.touch ();
1274 line.is_longer (0);
1275
1128 switch (mode) { 1276 switch (mode)
1129 case 0: /* erase to end of line */ 1277 {
1278 case 3:
1279 if (screen.flags & Screen_WrapNext)
1280 return;
1281
1282 /* fall through */
1283
1284 case 0: /* erase to end of line */
1130 col = R->screen.cur.col; 1285 col = screen.cur.col;
1131 num = R->TermWin.ncol - col; 1286 num = ncol - col;
1132 MIN_IT(R->screen.tlen[row], (int16_t)col); 1287 min_it (line.l, col);
1288
1133 if (ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur) 1289 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1134 || ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.end, R->screen.cur)) 1290 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1135 CLEAR_SELECTION(R); 1291 CLEAR_SELECTION ();
1136 break; 1292 break;
1293
1137 case 1: /* erase to beginning of line */ 1294 case 1: /* erase to beginning of line */
1138 col = 0; 1295 col = 0;
1139 num = R->screen.cur.col + 1; 1296 num = screen.cur.col + 1;
1297
1140 if (ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.beg, R->screen.cur) 1298 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur)
1141 || ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.end, R->screen.cur)) 1299 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1142 CLEAR_SELECTION(R); 1300 CLEAR_SELECTION ();
1143 break; 1301 break;
1144 case 2: /* erase whole line */ 1302
1145 col = 0; 1303 case 2: /* erase whole line */
1146 num = R->TermWin.ncol; 1304 col = 0;
1147 R->screen.tlen[row] = 0; 1305 num = ncol;
1306 line.l = 0;
1148 if (R->selection.beg.row <= R->screen.cur.row 1307 if (selection.beg.row <= screen.cur.row
1149 && R->selection.end.row >= R->screen.cur.row) 1308 && selection.end.row >= screen.cur.row)
1150 CLEAR_SELECTION(R); 1309 CLEAR_SELECTION ();
1151 break; 1310 break;
1152 default: 1311 default:
1153 return; 1312 return;
1154 } 1313 }
1155 if (R->screen.text[row])
1156 rxvt_blank_line(aR_
1157 &(R->screen.text[row][col]),
1158 &(R->screen.rend[row][col]), num, R->rstyle);
1159 else
1160 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend, row,
1161 R->rstyle);
1162}
1163 1314
1315 scr_blank_line (line, col, num, rstyle);
1316}
1317
1164/* ------------------------------------------------------------------------- */ 1318/* ------------------------------------------------------------------------- */
1165/* 1319/*
1166 * Erase part of whole of the screen 1320 * Erase part or whole of the screen
1167 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1321 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1168 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1322 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1169 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1323 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1170 */ 1324 */
1171/* EXTPROTO */
1172void 1325void
1173rxvt_scr_erase_screen(pR_ int mode) 1326rxvt_term::scr_erase_screen (int mode) NOTHROW
1174{ 1327{
1175 int num; 1328 int num;
1176 int32_t row, row_offset; 1329 int32_t row;
1177 rend_t ren; 1330 rend_t ren;
1178 XGCValues gcvalue; 1331 XGCValues gcvalue;
1179 1332
1180 R->want_refresh = 1; 1333 want_refresh = 1;
1181 D_SCREEN((stderr, "rxvt_scr_erase_screen(%d) at screen row: %d", mode, R->screen.cur.row));
1182 ZERO_SCROLLBACK(R); 1334 ZERO_SCROLLBACK ();
1183 RESET_CHSTAT(R);
1184 row_offset = (int32_t)R->TermWin.saveLines;
1185 1335
1186 switch (mode) { 1336 switch (mode)
1337 {
1187 case 0: /* erase to end of screen */ 1338 case 0: /* erase to end of screen */
1188 rxvt_selection_check(aR_ 1); 1339 scr_erase_line (0);
1189 rxvt_scr_erase_line(aR_ 0);
1190 row = R->screen.cur.row + 1; /* possible OOB */ 1340 row = screen.cur.row + 1; /* possible OOB */
1191 num = R->TermWin.nrow - row; 1341 num = nrow - row;
1192 break; 1342 break;
1193 case 1: /* erase to beginning of screen */ 1343 case 1: /* erase to beginning of screen */
1194 rxvt_selection_check(aR_ 3); 1344 scr_erase_line (1);
1195 rxvt_scr_erase_line(aR_ 1); 1345 row = 0;
1196 row = 0;
1197 num = R->screen.cur.row; 1346 num = screen.cur.row;
1198 break; 1347 break;
1199 case 2: /* erase whole screen */ 1348 case 2: /* erase whole screen */
1200 rxvt_selection_check(aR_ 3); 1349 row = 0;
1201#ifdef RXVT_GRAPHICS 1350 num = nrow;
1202 rxvt_Gr_ClearScreen(aR); 1351 break;
1203#endif
1204 row = 0;
1205 num = R->TermWin.nrow;
1206 break;
1207 default: 1352 default:
1208 return; 1353 return;
1209 } 1354 }
1210 R->refresh_type |= REFRESH_BOUNDS; 1355
1211 if (R->selection.op && R->current_screen == R->selection.screen 1356 if (selection.op && current_screen == selection.screen
1212 && ((R->selection.beg.row >= row && R->selection.beg.row <= row + num) 1357 && ((selection.beg.row >= row && selection.beg.row <= row + num)
1213 || (R->selection.end.row >= row 1358 || (selection.end.row >= row
1214 && R->selection.end.row <= row + num))) 1359 && selection.end.row <= row + num)))
1215 CLEAR_SELECTION(R); 1360 CLEAR_SELECTION ();
1361
1216 if (row >= R->TermWin.nrow) /* Out Of Bounds */ 1362 if (row >= nrow) /* Out Of Bounds */
1217 return; 1363 return;
1218 MIN_IT(num, (R->TermWin.nrow - row)); 1364
1365 min_it (num, nrow - row);
1366
1219 if (R->rstyle & (RS_RVid | RS_Uline)) 1367 if (rstyle & (RS_Blink | RS_RVid | RS_Uline))
1220 ren = (rend_t) ~RS_None; 1368 ren = (rend_t) ~RS_None;
1221 else if (GET_BASEBG(R->rstyle) == Color_bg) { 1369 else if (GET_BASEBG (rstyle) == Color_bg)
1370 {
1222 ren = DEFAULT_RSTYLE; 1371 ren = DEFAULT_RSTYLE;
1223 CLEAR_ROWS(row, num); 1372
1224 } else { 1373 if (mapped)
1374 XClearArea (dpy, vt, 0,
1375 Row2Pixel (row - view_start), (unsigned int)vt_width,
1376 (unsigned int)Height2Pixel (num), False);
1377 }
1378 else
1379 {
1225 ren = (R->rstyle & (RS_fgMask | RS_bgMask)); 1380 ren = rstyle & (RS_fgMask | RS_bgMask);
1226 gcvalue.foreground = R->PixColors[GET_BGCOLOR(R->rstyle)]; 1381
1227 XChangeGC(R->Xdisplay, R->TermWin.gc, GCForeground, &gcvalue); 1382 if (mapped)
1228 ERASE_ROWS(row, num); 1383 {
1384 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1385 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1386 XFillRectangle (dpy, vt, gc,
1387 0, Row2Pixel (row - view_start),
1388 (unsigned int)vt_width,
1389 (unsigned int)Height2Pixel (num));
1229 gcvalue.foreground = R->PixColors[Color_fg]; 1390 gcvalue.foreground = pix_colors[Color_fg];
1230 XChangeGC(R->Xdisplay, R->TermWin.gc, GCForeground, &gcvalue); 1391 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1392 }
1231 } 1393 }
1394
1232 for (; num--; row++) { 1395 for (; num--; row++)
1233 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend,
1234 (unsigned int)(row + row_offset), R->rstyle);
1235 R->screen.tlen[row + row_offset] = 0;
1236 rxvt_blank_line(aR_
1237 R->drawn_text[row], R->drawn_rend[row],
1238 (unsigned int)R->TermWin.ncol, ren);
1239 } 1396 {
1397 scr_blank_screen_mem (ROW(row), rstyle);
1398
1399 if (row - view_start < nrow)
1400 scr_blank_line (drawn_buf [row - view_start], 0, ncol, ren);
1401 }
1240} 1402}
1403
1404#if !ENABLE_MINIMAL
1405void
1406rxvt_term::scr_erase_savelines () NOTHROW
1407{
1408 want_refresh = 1;
1409 ZERO_SCROLLBACK ();
1410
1411 top_row = 0;
1412}
1413#endif
1241 1414
1242/* ------------------------------------------------------------------------- */ 1415/* ------------------------------------------------------------------------- */
1243/* 1416/*
1244 * Fill the screen with `E's 1417 * Fill the screen with `E's
1245 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1418 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1246 */ 1419 */
1247/* EXTPROTO */
1248void 1420void
1249rxvt_scr_E(pR) 1421rxvt_term::scr_E () NOTHROW
1250{ 1422{
1251 int i, j, k; 1423 rend_t fs;
1252 rend_t *r1, fs;
1253 1424
1254 R->want_refresh = 1; 1425 want_refresh = 1;
1255 R->num_scr_allow = 0;
1256 ZERO_SCROLLBACK(R); 1426 ZERO_SCROLLBACK ();
1257 RESET_CHSTAT(R);
1258 rxvt_selection_check(aR_ 3);
1259 1427
1260 fs = SET_FONT (R->rstyle, R->TermWin.fontset->find_font ('E')); 1428 num_scr_allow = 0;
1261 for (k = R->TermWin.saveLines, i = R->TermWin.nrow; i--; k++) { 1429
1262 R->screen.tlen[k] = R->TermWin.ncol; /* make the `E's selectable */ 1430 row_col_t pos;
1263 fill_text (R->screen.text[k], 'E', R->TermWin.ncol); 1431 pos.row = pos.col = 0;
1264 for (r1 = R->screen.rend[k], j = R->TermWin.ncol; j--; ) 1432 if (ROWCOL_IS_AFTER (selection.end, pos))
1433 CLEAR_SELECTION ();
1434
1435 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1436 for (int row = nrow; row--; )
1437 {
1438 line_t &line = ROW(row);
1439
1440 fill_text (line.t, 'E', ncol);
1441 rend_t *r1 = line.r;
1442
1443 for (int j = ncol; j--; )
1265 *r1++ = fs; 1444 *r1++ = fs;
1445
1446 line.is_longer (0);
1447 line.touch (ncol);
1266 } 1448 }
1267} 1449}
1268 1450
1269/* ------------------------------------------------------------------------- */ 1451/* ------------------------------------------------------------------------- */
1270/* 1452/*
1271 * Insert/Delete <count> lines 1453 * Insert/Delete <count> lines
1272 */ 1454 */
1273/* EXTPROTO */
1274void 1455void
1275rxvt_scr_insdel_lines(pR_ int count, int insdel) 1456rxvt_term::scr_insdel_lines (int count, int insdel) NOTHROW
1276{ 1457{
1277 int end; 1458 int end;
1278 1459
1279 ZERO_SCROLLBACK(R); 1460 ZERO_SCROLLBACK ();
1280 RESET_CHSTAT(R);
1281 1461
1282#ifdef RXVT_GRAPHICS
1283 if (rxvt_Gr_Displayed(aR))
1284 rxvt_Gr_scroll(aR_ 0);
1285#endif
1286
1287 rxvt_selection_check(aR_ 1); 1462 selection_check (1);
1288 1463
1289 if (R->screen.cur.row > R->screen.bscroll) 1464 if (screen.cur.row > screen.bscroll)
1290 return;
1291
1292 end = R->screen.bscroll - R->screen.cur.row + 1;
1293 if (count > end) {
1294 if (insdel == DELETE)
1295 return; 1465 return;
1466
1467 end = screen.bscroll - screen.cur.row + 1;
1468 if (count > end)
1469 {
1470 if (insdel == DELETE)
1471 return;
1296 else if (insdel == INSERT) 1472 else if (insdel == INSERT)
1297 count = end; 1473 count = end;
1298 } 1474 }
1299 R->screen.flags &= ~Screen_WrapNext;
1300 1475
1476 scr_do_wrap ();
1477
1301 rxvt_scroll_text(aR_ R->screen.cur.row, R->screen.bscroll, insdel * count, 1478 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count);
1302 0);
1303} 1479}
1304 1480
1305/* ------------------------------------------------------------------------- */ 1481/* ------------------------------------------------------------------------- */
1306/* 1482/*
1307 * Insert/Delete <count> characters from the current position 1483 * Insert/Delete <count> characters from the current position
1308 */ 1484 */
1309/* EXTPROTO */
1310void 1485void
1311rxvt_scr_insdel_chars(pR_ int count, int insdel) 1486rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW
1312{ 1487{
1313 int col, row;
1314 rend_t tr;
1315 text_t *stp;
1316 rend_t *srp;
1317 int16_t *slp;
1318
1319 R->want_refresh = 1; 1488 want_refresh = 1;
1320 ZERO_SCROLLBACK(R); 1489 ZERO_SCROLLBACK ();
1321#if 0
1322 RESET_CHSTAT(R);
1323#endif
1324 1490
1325#ifdef RXVT_GRAPHICS
1326 if (rxvt_Gr_Displayed(aR))
1327 rxvt_Gr_scroll(aR_ 0);
1328#endif
1329
1330 if (count <= 0) 1491 if (count <= 0)
1331 return; 1492 return;
1332 1493
1494 scr_do_wrap ();
1495
1333 rxvt_selection_check(aR_ 1); 1496 selection_check (1);
1334 MIN_IT(count, (R->TermWin.ncol - R->screen.cur.col)); 1497 min_it (count, ncol - screen.cur.col);
1335 1498
1336 row = R->screen.cur.row + R->TermWin.saveLines; 1499 int row = screen.cur.row;
1337 R->screen.flags &= ~Screen_WrapNext;
1338 1500
1339 stp = R->screen.text[row]; 1501 line_t *line = &ROW(row);
1340 srp = R->screen.rend[row]; 1502
1341 slp = &(R->screen.tlen[row]); 1503 line->touch ();
1504 line->is_longer (0);
1505
1506 // nuke wide spanning the start
1507 if (line->t[screen.cur.col] == NOCHAR)
1508 scr_kill_char (*line, screen.cur.col);
1509
1342 switch (insdel) { 1510 switch (insdel)
1511 {
1343 case INSERT: 1512 case INSERT:
1344 for (col = R->TermWin.ncol - 1; (col - count) >= R->screen.cur.col; 1513 line->l = min (line->l + count, ncol);
1345 col--) { 1514
1346 stp[col] = stp[col - count]; 1515 if (line->t[screen.cur.col] == NOCHAR)
1347 srp[col] = srp[col - count]; 1516 scr_kill_char (*line, screen.cur.col);
1348 } 1517
1349 if (*slp != -1) { 1518 for (int col = ncol - 1; (col - count) >= screen.cur.col; col--)
1350 *slp += count; 1519 {
1351 MIN_IT(*slp, R->TermWin.ncol); 1520 line->t[col] = line->t[col - count];
1352 } 1521 line->r[col] = line->r[col - count];
1522 }
1523
1353 if (R->selection.op && R->current_screen == R->selection.screen 1524 if (selection.op && current_screen == selection.screen
1354 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1525 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1526 {
1355 if (R->selection.end.row != R->screen.cur.row 1527 if (selection.end.row != screen.cur.row
1356 || (R->selection.end.col + count >= R->TermWin.ncol)) 1528 || (selection.end.col + count >= ncol))
1357 CLEAR_SELECTION(R); 1529 CLEAR_SELECTION ();
1358 else { /* shift selection */ 1530 else
1359 R->selection.beg.col += count; 1531 {
1532 /* shift selection */
1533 selection.beg.col += count;
1360 R->selection.mark.col += count; /* XXX: yes? */ 1534 selection.mark.col += count; /* XXX: yes? */
1361 R->selection.end.col += count; 1535 selection.end.col += count;
1362 } 1536 }
1363 } 1537 }
1364 rxvt_blank_line(aR_ &(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1538
1365 (unsigned int)count, R->rstyle); 1539 scr_blank_line (*line, screen.cur.col, count, rstyle);
1366 break; 1540 break;
1541
1367 case ERASE: 1542 case ERASE:
1368 R->screen.cur.col += count; /* don't worry if > R->TermWin.ncol */ 1543 screen.cur.col += count; /* don't worry if > ncol */
1369 rxvt_selection_check(aR_ 1); 1544 selection_check (1);
1370 R->screen.cur.col -= count; 1545 screen.cur.col -= count;
1371 rxvt_blank_line(aR_ &(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1546
1372 (unsigned int)count, R->rstyle); 1547 // nuke wide char after the end
1373 break; 1548 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1549 scr_kill_char (*line, screen.cur.col + count);
1550
1551 scr_blank_line (*line, screen.cur.col, count, rstyle);
1552 break;
1553
1374 case DELETE: 1554 case DELETE:
1375 tr = srp[R->TermWin.ncol - 1] 1555 line->l = max (line->l - count, 0);
1376 & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1556
1557 // nuke wide char spanning the end
1558 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1559 scr_kill_char (*line, screen.cur.col + count);
1560
1377 for (col = R->screen.cur.col; (col + count) < R->TermWin.ncol; col++) { 1561 for (int col = screen.cur.col; (col + count) < ncol; col++)
1378 stp[col] = stp[col + count]; 1562 {
1379 srp[col] = srp[col + count]; 1563 line->t[col] = line->t[col + count];
1380 } 1564 line->r[col] = line->r[col + count];
1381 rxvt_blank_line(aR_ 1565 }
1382 &(stp[R->TermWin.ncol - count]), 1566
1383 &(srp[R->TermWin.ncol - count]), 1567 scr_blank_line (*line, ncol - count, count, rstyle);
1384 (unsigned int)count, tr); 1568
1385 if (*slp == -1) /* break line continuation */
1386 *slp = R->TermWin.ncol;
1387 *slp -= count;
1388 MAX_IT(*slp, 0);
1389 if (R->selection.op && R->current_screen == R->selection.screen 1569 if (selection.op && current_screen == selection.screen
1390 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1570 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1571 {
1391 if (R->selection.end.row != R->screen.cur.row 1572 if (selection.end.row != screen.cur.row
1392 || (R->screen.cur.col >= R->selection.beg.col - count) 1573 || (screen.cur.col >= selection.beg.col - count)
1393 || R->selection.end.col >= R->TermWin.ncol) 1574 || selection.end.col >= ncol)
1394 CLEAR_SELECTION(R); 1575 CLEAR_SELECTION ();
1395 else { 1576 else
1396 /* shift selection */ 1577 {
1397 R->selection.beg.col -= count; 1578 /* shift selection */
1579 selection.beg.col -= count;
1398 R->selection.mark.col -= count; /* XXX: yes? */ 1580 selection.mark.col -= count; /* XXX: yes? */
1399 R->selection.end.col -= count; 1581 selection.end.col -= count;
1400 } 1582 }
1401 } 1583 }
1402 break; 1584
1585 break;
1403 } 1586 }
1404} 1587}
1405 1588
1406/* ------------------------------------------------------------------------- */ 1589/* ------------------------------------------------------------------------- */
1407/* 1590/*
1408 * Set the scrolling region 1591 * Set the scrolling region
1409 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1592 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1410 */ 1593 */
1411/* EXTPROTO */
1412void 1594void
1413rxvt_scr_scroll_region(pR_ int top, int bot) 1595rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1414{ 1596{
1415 MAX_IT(top, 0); 1597 max_it (top, 0);
1416 MIN_IT(bot, (int)R->TermWin.nrow - 1); 1598 min_it (bot, nrow - 1);
1599
1417 if (top > bot) 1600 if (top > bot)
1418 return; 1601 return;
1602
1419 R->screen.tscroll = top; 1603 screen.tscroll = top;
1420 R->screen.bscroll = bot; 1604 screen.bscroll = bot;
1421 rxvt_scr_gotorc(aR_ 0, 0, 0); 1605 scr_gotorc (0, 0, 0);
1422} 1606}
1423 1607
1424/* ------------------------------------------------------------------------- */ 1608/* ------------------------------------------------------------------------- */
1425/* 1609/*
1426 * Make the cursor visible/invisible 1610 * Make the cursor visible/invisible
1427 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1611 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1428 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1612 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1429 */ 1613 */
1430/* EXTPROTO */
1431void 1614void
1432rxvt_scr_cursor_visible(pR_ int mode) 1615rxvt_term::scr_cursor_visible (int mode) NOTHROW
1433{ 1616{
1434 R->want_refresh = 1; 1617 want_refresh = 1;
1618
1435 if (mode) 1619 if (mode)
1436 R->screen.flags |= Screen_VisibleCursor; 1620 screen.flags |= Screen_VisibleCursor;
1437 else 1621 else
1438 R->screen.flags &= ~Screen_VisibleCursor; 1622 screen.flags &= ~Screen_VisibleCursor;
1439} 1623}
1440 1624
1441/* ------------------------------------------------------------------------- */ 1625/* ------------------------------------------------------------------------- */
1442/* 1626/*
1443 * Set/unset automatic wrapping 1627 * Set/unset automatic wrapping
1444 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1628 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1445 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1629 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1446 */ 1630 */
1447/* EXTPROTO */
1448void 1631void
1449rxvt_scr_autowrap(pR_ int mode) 1632rxvt_term::scr_autowrap (int mode) NOTHROW
1450{ 1633{
1451 if (mode) 1634 if (mode)
1452 R->screen.flags |= Screen_Autowrap; 1635 screen.flags |= Screen_Autowrap;
1453 else 1636 else
1454 R->screen.flags &= ~(Screen_Autowrap | Screen_WrapNext); 1637 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
1455} 1638}
1456 1639
1457/* ------------------------------------------------------------------------- */ 1640/* ------------------------------------------------------------------------- */
1458/* 1641/*
1459 * Set/unset margin origin mode 1642 * Set/unset margin origin mode
… …
1462 * Relative mode: line numbers are relative to top margin of scrolling region 1645 * Relative mode: line numbers are relative to top margin of scrolling region
1463 * and the cursor cannot be moved outside. 1646 * and the cursor cannot be moved outside.
1464 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1647 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1465 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1648 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1466 */ 1649 */
1467/* EXTPROTO */
1468void 1650void
1469rxvt_scr_relative_origin(pR_ int mode) 1651rxvt_term::scr_relative_origin (int mode) NOTHROW
1470{ 1652{
1471 if (mode) 1653 if (mode)
1472 R->screen.flags |= Screen_Relative; 1654 screen.flags |= Screen_Relative;
1473 else 1655 else
1474 R->screen.flags &= ~Screen_Relative; 1656 screen.flags &= ~Screen_Relative;
1657
1475 rxvt_scr_gotorc(aR_ 0, 0, 0); 1658 scr_gotorc (0, 0, 0);
1476} 1659}
1477 1660
1478/* ------------------------------------------------------------------------- */ 1661/* ------------------------------------------------------------------------- */
1479/* 1662/*
1480 * Set insert/replace mode 1663 * Set insert/replace mode
1481 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1664 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1482 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1665 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1483 */ 1666 */
1484/* EXTPROTO */
1485void 1667void
1486rxvt_scr_insert_mode(pR_ int mode) 1668rxvt_term::scr_insert_mode (int mode) NOTHROW
1487{ 1669{
1488 if (mode) 1670 if (mode)
1489 R->screen.flags |= Screen_Insert; 1671 screen.flags |= Screen_Insert;
1490 else 1672 else
1491 R->screen.flags &= ~Screen_Insert; 1673 screen.flags &= ~Screen_Insert;
1492} 1674}
1493 1675
1494/* ------------------------------------------------------------------------- */ 1676/* ------------------------------------------------------------------------- */
1495/* 1677/*
1496 * Set/Unset tabs 1678 * Set/Unset tabs
1497 * XTERM_SEQ: Set tab at current column : ESC H 1679 * XTERM_SEQ: Set tab at current column : ESC H
1498 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1680 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1499 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1681 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1500 */ 1682 */
1501/* EXTPROTO */
1502void 1683void
1503rxvt_scr_set_tab(pR_ int mode) 1684rxvt_term::scr_set_tab (int mode) NOTHROW
1504{ 1685{
1505 if (mode < 0) 1686 if (mode < 0)
1506 MEMSET(R->tabs, 0, R->TermWin.ncol * sizeof(char)); 1687 memset (tabs, 0, ncol);
1507 else if (R->screen.cur.col < R->TermWin.ncol) 1688 else if (screen.cur.col < ncol)
1508 R->tabs[R->screen.cur.col] = (mode ? 1 : 0); 1689 tabs [screen.cur.col] = !!mode;
1509} 1690}
1510 1691
1511/* ------------------------------------------------------------------------- */ 1692/* ------------------------------------------------------------------------- */
1512/* 1693/*
1513 * Set reverse/normal video 1694 * Set reverse/normal video
1514 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1695 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1515 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1696 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1516 */ 1697 */
1517/* EXTPROTO */
1518void 1698void
1519rxvt_scr_rvideo_mode(pR_ int mode) 1699rxvt_term::scr_rvideo_mode (bool on) NOTHROW
1520{ 1700{
1701 rvideo_mode = on;
1702
1703#ifndef NO_BELL
1704 on ^= rvideo_bell;
1705#endif
1706
1707 if (rvideo_state != on)
1708 {
1709 rvideo_state = on;
1710
1711 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1712#ifdef HAVE_BG_PIXMAP
1713 if (bg_pixmap == None)
1714#endif
1715 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1716
1521 XGCValues gcvalue; 1717 XGCValues gcvalue;
1522
1523 if (R->rvideo != mode) {
1524 R->rvideo = mode;
1525 SWAP_IT(R->PixColors[Color_fg], R->PixColors[Color_bg], rxvt_color);
1526#if defined(XPM_BACKGROUND)
1527 if (R->bgPixmap.pixmap == None)
1528#endif
1529#if defined(TRANSPARENT)
1530 if (!(R->Options & Opt_transparent) || R->am_transparent == 0)
1531#endif
1532 XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
1533 R->PixColors[Color_bg]);
1534
1535 gcvalue.foreground = R->PixColors[Color_fg]; 1718 gcvalue.foreground = pix_colors[Color_fg];
1536 gcvalue.background = R->PixColors[Color_bg]; 1719 gcvalue.background = pix_colors[Color_bg];
1537 XChangeGC(R->Xdisplay, R->TermWin.gc, GCBackground | GCForeground, 1720 XChangeGC (dpy, gc, GCBackground | GCForeground, &gcvalue);
1538 &gcvalue); 1721
1539 rxvt_scr_clear(aR); 1722 scr_clear ();
1540 rxvt_scr_touch(aR_ True); 1723 scr_touch (true);
1541 } 1724 }
1542} 1725}
1543 1726
1544/* ------------------------------------------------------------------------- */ 1727/* ------------------------------------------------------------------------- */
1545/* 1728/*
1546 * Report current cursor position 1729 * Report current cursor position
1547 * XTERM_SEQ: Report position: ESC [ 6 n 1730 * XTERM_SEQ: Report position: ESC [ 6 n
1548 */ 1731 */
1549/* EXTPROTO */
1550void 1732void
1551rxvt_scr_report_position(pR) 1733rxvt_term::scr_report_position () NOTHROW
1552{ 1734{
1553 rxvt_tt_printf(aR_ "\033[%d;%dR", R->screen.cur.row + 1, 1735 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1554 R->screen.cur.col + 1);
1555} 1736}
1556 1737
1557/* ------------------------------------------------------------------------- * 1738/* ------------------------------------------------------------------------- *
1558 * FONTS * 1739 * FONTS *
1559 * ------------------------------------------------------------------------- */ 1740 * ------------------------------------------------------------------------- */
1560 1741
1561/* 1742/*
1562 * Set font style 1743 * Set font style
1563 */ 1744 */
1564/* INTPROTO */
1565void 1745void
1566rxvt_set_font_style(pR) 1746rxvt_term::set_font_style () NOTHROW
1567{ 1747{
1748#if 0
1568 switch (R->charsets[R->screen.charset]) { 1749 switch (charsets [screen.charset])
1750 {
1569 case '0': /* DEC Special Character & Line Drawing Set */ 1751 case '0': /* DEC Special Character & Line Drawing Set */
1570 break; 1752 break;
1571 case 'A': /* United Kingdom (UK) */ 1753 case 'A': /* United Kingdom (UK) */
1572 break; 1754 break;
1573 case 'B': /* United States (USASCII) */ 1755 case 'B': /* United States (USASCII) */
1574 break; 1756 break;
1575 case '<': /* Multinational character set */ 1757 case '<': /* Multinational character set */
1576 break; 1758 break;
1577 case '5': /* Finnish character set */ 1759 case '5': /* Finnish character set */
1578 break; 1760 break;
1579 case 'C': /* Finnish character set */ 1761 case 'C': /* Finnish character set */
1580 break; 1762 break;
1581 case 'K': /* German character set */ 1763 case 'K': /* German character set */
1582 break; 1764 break;
1583 } 1765 }
1766#endif
1584} 1767}
1585 1768
1586/* ------------------------------------------------------------------------- */ 1769/* ------------------------------------------------------------------------- */
1587/* 1770/*
1588 * Choose a font 1771 * Choose a font
1589 * XTERM_SEQ: Invoke G0 character set: CTRL-O 1772 * XTERM_SEQ: Invoke G0 character set: CTRL-O
1590 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1773 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1591 * XTERM_SEQ: Invoke G2 character set: ESC N 1774 * XTERM_SEQ: Invoke G2 character set: ESC N
1592 * XTERM_SEQ: Invoke G3 character set: ESC O 1775 * XTERM_SEQ: Invoke G3 character set: ESC O
1593 */ 1776 */
1594/* EXTPROTO */
1595void 1777void
1596rxvt_scr_charset_choose(pR_ int set) 1778rxvt_term::scr_charset_choose (int set) NOTHROW
1597{ 1779{
1598 R->screen.charset = set; 1780 screen.charset = set;
1599 rxvt_set_font_style(aR); 1781 set_font_style ();
1600} 1782}
1601 1783
1602/* ------------------------------------------------------------------------- */ 1784/* ------------------------------------------------------------------------- */
1603/* 1785/*
1604 * Set a font 1786 * Set a font
… …
1606 * XTERM_SEQ: Set G1 character set: ESC ) <C> 1788 * XTERM_SEQ: Set G1 character set: ESC ) <C>
1607 * XTERM_SEQ: Set G2 character set: ESC * <C> 1789 * XTERM_SEQ: Set G2 character set: ESC * <C>
1608 * XTERM_SEQ: Set G3 character set: ESC + <C> 1790 * XTERM_SEQ: Set G3 character set: ESC + <C>
1609 * See set_font_style for possible values for <C> 1791 * See set_font_style for possible values for <C>
1610 */ 1792 */
1611/* EXTPROTO */
1612void 1793void
1613rxvt_scr_charset_set(pR_ int set, unsigned int ch) 1794rxvt_term::scr_charset_set (int set, unsigned int ch) NOTHROW
1614{ 1795{
1615 R->charsets[set] = (unsigned char)ch; 1796 charsets[set] = (unsigned char)ch;
1616 rxvt_set_font_style(aR); 1797 set_font_style ();
1617} 1798}
1618 1799
1619
1620/* ------------------------------------------------------------------------- *
1621 * GRAPHICS COLOURS *
1622 * ------------------------------------------------------------------------- */
1623
1624#ifdef RXVT_GRAPHICS
1625/* EXTPROTO */
1626int
1627rxvt_scr_get_fgcolor(pR)
1628{
1629 return GET_FGCOLOR(R->rstyle);
1630}
1631
1632/* ------------------------------------------------------------------------- */
1633/* EXTPROTO */
1634int
1635rxvt_scr_get_bgcolor(pR)
1636{
1637 return GET_BGCOLOR(R->rstyle);
1638}
1639#endif
1640 1800
1641/* ------------------------------------------------------------------------- * 1801/* ------------------------------------------------------------------------- *
1642 * MAJOR SCREEN MANIPULATION * 1802 * MAJOR SCREEN MANIPULATION *
1643 * ------------------------------------------------------------------------- */ 1803 * ------------------------------------------------------------------------- */
1644 1804
1645/* 1805/*
1806 * refresh matching text.
1807 */
1808bool
1809rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW
1810{
1811 bool found = false;
1812
1813 for (int i = 0; i < nrow; i++)
1814 {
1815 rend_t *drp = drawn_buf[i].r;
1816
1817 for (int col = 0; col < ncol; col++, drp++)
1818 if ((*drp & mask) == value)
1819 {
1820 found = true;
1821 *drp = ~value;
1822 }
1823 }
1824
1825 return found;
1826}
1827
1828/*
1646 * Refresh an area 1829 * Refresh an area
1647 */ 1830 */
1648enum { 1831enum {
1649 PART_BEG = 0, 1832 PART_BEG = 0,
1650 PART_END, 1833 PART_END,
1651 RC_COUNT 1834 RC_COUNT
1652}; 1835};
1653 1836
1654/* EXTPROTO */
1655void 1837void
1656rxvt_scr_expose(pR_ int x, int y, int width, int height, Bool refresh) 1838rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW
1657{ 1839{
1658 int i; 1840 int i;
1659 row_col_t rc[RC_COUNT]; 1841 row_col_t rc[RC_COUNT];
1660 1842
1661 if (R->drawn_text == NULL) /* sanity check */ 1843 if (!drawn_buf) /* sanity check */
1662 return; 1844 return;
1663 1845
1664#ifdef DEBUG_STRICT 1846#ifndef NO_SLOW_LINK_SUPPORT
1665 x = max(x, (int)R->TermWin.int_bwidth); 1847 if (refresh_type == FAST_REFRESH && !display->is_local)
1666 x = min(x, (int)R->TermWin.width); 1848 {
1667 y = max(y, (int)R->TermWin.int_bwidth); 1849 y = 0;
1668 y = min(y, (int)R->TermWin.height); 1850 eheight = height;
1851 }
1669#endif 1852#endif
1670 1853
1671/* round down */ 1854 /* round down */
1672 rc[PART_BEG].col = Pixel2Col(x); 1855 rc[PART_BEG].col = Pixel2Col (x);
1673 rc[PART_BEG].row = Pixel2Row(y); 1856 rc[PART_BEG].row = Pixel2Row (y);
1674/* round up */ 1857 /* round up */
1675 rc[PART_END].col = Pixel2Width(x + width + R->TermWin.fwidth - 1); 1858 rc[PART_END].col = Pixel2Width (x + ewidth + fwidth - 1);
1676 rc[PART_END].row = Pixel2Row(y + height + R->TermWin.fheight - 1); 1859 rc[PART_END].row = Pixel2Row (y + eheight + fheight - 1);
1677 1860
1678/* sanity checks */ 1861 /* sanity checks */
1679 for (i = PART_BEG; i < RC_COUNT; i++) { 1862 for (i = PART_BEG; i < RC_COUNT; i++)
1680 MIN_IT(rc[i].col, R->TermWin.ncol - 1);
1681 MIN_IT(rc[i].row, R->TermWin.nrow - 1);
1682 } 1863 {
1864 min_it (rc[i].col, ncol - 1);
1865 min_it (rc[i].row, nrow - 1);
1866 }
1683 1867
1684 D_SCREEN((stderr, "rxvt_scr_expose(x:%d, y:%d, w:%d, h:%d) area (c:%d,r:%d)-(c:%d,r:%d)", x, y, width, height, rc[PART_BEG].col, rc[PART_BEG].row, rc[PART_END].col, rc[PART_END].row));
1685
1686 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1868 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1687 fill_text (&(R->drawn_text[i][rc[PART_BEG].col]), 0, 1869 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1688 (rc[PART_END].col - rc[PART_BEG].col + 1));
1689 1870
1871 num_scr_allow = 0;
1872
1690 if (refresh) 1873 if (refresh)
1691 rxvt_scr_refresh(aR_ SLOW_REFRESH | REFRESH_BOUNDS); 1874 scr_refresh ();
1692} 1875}
1693 1876
1694/* ------------------------------------------------------------------------- */ 1877/* ------------------------------------------------------------------------- */
1695/* 1878/*
1696 * Refresh the entire screen 1879 * Refresh the entire screen
1697 */ 1880 */
1698/* EXTPROTO */
1699void 1881void
1700rxvt_scr_touch(pR_ Bool refresh) 1882rxvt_term::scr_touch (bool refresh) NOTHROW
1701{ 1883{
1702 rxvt_scr_expose(aR_ 0, 0, R->TermWin.width, R->TermWin.height, refresh); 1884 scr_expose (0, 0, vt_width, vt_height, refresh);
1703} 1885}
1704 1886
1705/* ------------------------------------------------------------------------- */ 1887/* ------------------------------------------------------------------------- */
1706/* 1888/*
1707 * Move the display so that the line represented by scrollbar value Y is at 1889 * Move the display so that the line represented by scrollbar value Y is at
1708 * the top of the screen 1890 * the top of the screen
1709 */ 1891 */
1710/* EXTPROTO */ 1892void
1711int
1712rxvt_scr_move_to(pR_ int y, int len) 1893rxvt_term::scr_move_to (int y, int len) NOTHROW
1713{ 1894{
1714 long p = 0; 1895 scr_changeview ((top_row - nrow) * (len - y) / len + (nrow - 1));
1715 uint16_t oldviewstart;
1716
1717 oldviewstart = R->TermWin.view_start;
1718 if (y < len) {
1719 p = (R->TermWin.nrow + R->TermWin.nscrolled) * (len - y) / len;
1720 p -= (long)(R->TermWin.nrow - 1);
1721 p = max(p, 0);
1722 }
1723 R->TermWin.view_start = (uint16_t)min(p, R->TermWin.nscrolled);
1724 D_SCREEN((stderr, "rxvt_scr_move_to(%d, %d) view_start:%d", y, len, R->TermWin.view_start));
1725
1726 return rxvt_scr_changeview(aR_ oldviewstart);
1727} 1896}
1728 1897
1729/* ------------------------------------------------------------------------- */ 1898/* ------------------------------------------------------------------------- */
1730/* 1899/*
1731 * Page the screen up/down nlines 1900 * Page the screen up/down nlines
1732 * direction should be UP or DN 1901 * direction should be UP or DN
1733 */ 1902 */
1734/* EXTPROTO */ 1903bool
1735int
1736rxvt_scr_page(pR_ enum page_dirn direction, int nlines) 1904rxvt_term::scr_page (enum page_dirn direction, int nlines) NOTHROW
1737{ 1905{
1738 int n; 1906 int new_view_start =
1739 uint16_t oldviewstart; 1907 direction == UP ? view_start - nlines
1908 : view_start + nlines;
1740 1909
1741 D_SCREEN((stderr, "rxvt_scr_page(%s, %d) view_start:%d", ((direction == UP) ? "UP" : "DN"), nlines, R->TermWin.view_start));
1742#ifdef DEBUG_STRICT
1743 assert((nlines >= 0) && (nlines <= R->TermWin.nrow));
1744#endif
1745 oldviewstart = R->TermWin.view_start;
1746 if (direction == UP) {
1747 n = R->TermWin.view_start + nlines;
1748 R->TermWin.view_start = min(n, R->TermWin.nscrolled);
1749 } else {
1750 n = R->TermWin.view_start - nlines;
1751 R->TermWin.view_start = max(n, 0);
1752 }
1753 return rxvt_scr_changeview(aR_ oldviewstart); 1910 return scr_changeview (new_view_start);
1754} 1911}
1755 1912
1756/* INTPROTO */ 1913bool
1757int 1914rxvt_term::scr_changeview (int new_view_start) NOTHROW
1758rxvt_scr_changeview(pR_ uint16_t oldviewstart)
1759{ 1915{
1760 if (R->TermWin.view_start != oldviewstart) { 1916 clamp_it (new_view_start, top_row, 0);
1917
1918 if (new_view_start == view_start)
1919 return false;
1920
1921 num_scr += new_view_start - view_start;
1922 view_start = new_view_start;
1761 R->want_refresh = 1; 1923 want_refresh = 1;
1762#ifdef RXVT_GRAPHICS
1763 if (rxvt_Gr_Displayed(aR))
1764 rxvt_Gr_scroll(aR_ 0);
1765#endif
1766 R->num_scr -= (R->TermWin.view_start - oldviewstart);
1767 }
1768 return (int)(R->TermWin.view_start - oldviewstart);
1769}
1770 1924
1771/* ------------------------------------------------------------------------- */ 1925 HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
1772/* EXTPROTO */ 1926
1773void 1927 return true;
1774rxvt_scr_bell(pR) 1928}
1775{ 1929
1776#ifndef NO_BELL 1930#ifndef NO_BELL
1931void
1932rxvt_term::bell_cb (ev::timer &w, int revents)
1933{
1934 rvideo_bell = false;
1935 scr_rvideo_mode (rvideo_mode);
1936 refresh_check ();
1937}
1938#endif
1939
1940/* ------------------------------------------------------------------------- */
1941void
1942rxvt_term::scr_bell () NOTHROW
1943{
1944#ifndef NO_BELL
1945
1777# ifndef NO_MAPALERT 1946# ifndef NO_MAPALERT
1778# ifdef MAPALERT_OPTION 1947# ifdef MAPALERT_OPTION
1779 if (R->Options & Opt_mapAlert) 1948 if (option (Opt_mapAlert))
1780# endif 1949# endif
1781 XMapWindow(R->Xdisplay, R->TermWin.parent[0]); 1950 XMapWindow (dpy, parent);
1782# endif 1951# endif
1783 if (R->Options & Opt_visualBell) { 1952
1784 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1953# if ENABLE_FRILLS
1785 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1954 if (option (Opt_urgentOnBell))
1786 } else 1955 set_urgency (1);
1787 XBell(R->Xdisplay, 0);
1788#endif 1956# endif
1789}
1790 1957
1958 if (option (Opt_visualBell))
1959 {
1960 rvideo_bell = true;
1961 scr_rvideo_mode (rvideo_mode);
1962 flush ();
1963
1964 bell_ev.start (VISUAL_BELL_DURATION);
1965 }
1966 else
1967 XBell (dpy, 0);
1968 HOOK_INVOKE ((this, HOOK_BELL, DT_END));
1969#endif
1970}
1971
1791/* ------------------------------------------------------------------------- */ 1972/* ------------------------------------------------------------------------- */
1792/* ARGSUSED */
1793/* EXTPROTO */
1794void 1973void
1795rxvt_scr_printscreen(pR_ int fullhist) 1974rxvt_term::scr_printscreen (int fullhist) NOTHROW
1796{ 1975{
1797#ifdef PRINTPIPE 1976#ifdef PRINTPIPE
1798 int i, r1, nrows, row_offset; 1977 int nrows, row_start;
1799 text_t *t; 1978 FILE *fd = popen_printer ();
1800 FILE *fd;
1801 1979
1802 if ((fd = rxvt_popen_printer(aR)) == NULL) 1980 if (!fd)
1803 return; 1981 return;
1804 nrows = R->TermWin.nrow; 1982
1805 row_offset = R->TermWin.saveLines;
1806 if (!fullhist) 1983 if (fullhist)
1807 row_offset -= R->TermWin.view_start;
1808 else {
1809 nrows += R->TermWin.nscrolled;
1810 row_offset -= R->TermWin.nscrolled;
1811 } 1984 {
1812 1985 nrows = nrow - top_row;
1813 for (r1 = 0; r1 < nrows; r1++) { 1986 row_start = top_row;
1814 t = R->screen.text[r1 + row_offset]; 1987 }
1815 for (i = R->TermWin.ncol - 1; i >= 0; i--) 1988 else
1816 if (!isspace(t[i]))
1817 break;
1818 fprintf(fd, "%.*s\n", (i + 1), t);
1819 } 1989 {
1990 nrows = nrow;
1991 row_start = view_start;
1992 }
1993
1994 wctomb (0, 0);
1995
1996 for (int r1 = row_start; r1 < row_start + nrows; r1++)
1997 {
1998 text_t *tp = ROW(r1).t;
1999 int len = ROW(r1).l;
2000
2001 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
2002 {
2003 char mb[MB_LEN_MAX];
2004 text_t t = *tp++;
2005 if (t == NOCHAR)
2006 continue;
2007
2008 len = wctomb (mb, t);
2009
2010 if (len <= 0)
2011 {
2012 mb[0] = ' ';
2013 len = 1;
2014 }
2015
2016 fwrite (mb, 1, len, fd);
2017 }
2018
2019 fputc ('\n', fd);
2020 }
2021
1820 rxvt_pclose_printer(fd); 2022 pclose_printer (fd);
1821#endif 2023#endif
1822} 2024}
1823 2025
1824/* ------------------------------------------------------------------------- */ 2026/* ------------------------------------------------------------------------- */
1825/* 2027/*
1826 * Refresh the screen 2028 * Refresh the screen
1827 * R->drawn_text/R->drawn_rend contain the screen information before the update. 2029 * drawn_text/drawn_rend contain the screen information before the update.
1828 * R->screen.text/R->screen.rend contain what the screen will change to. 2030 * screen.text/screen.rend contain what the screen will change to.
2031 */
2032void
2033rxvt_term::scr_refresh () NOTHROW
2034{
2035 int16_t col, row, /* column/row we're processing */
2036 ocrow; /* old cursor row */
2037 int i; /* tmp */
2038#ifndef NO_CURSORCOLOR
2039 rend_t cc1; /* store colours at cursor position (s) */
2040#endif
2041 rend_t *crp; // cursor rendition pointer
2042 rend_t ccol1, /* Cursor colour */
2043 ccol2; /* Cursor colour2 */
2044
2045 want_refresh = 0; /* screen is current */
2046
2047 if (refresh_type == NO_REFRESH || !mapped)
2048 return;
2049
2050 /*
2051 * A: set up vars
1829 */ 2052 */
2053 refresh_count = 0;
1830 2054
1831#if defined (NO_BRIGHTCOLOR) || defined (VERYBOLD) 2055 unsigned int old_screen_flags = screen.flags;
1832# define MONO_BOLD(x) ((x) & (RS_Bold|RS_Blink)) 2056 bool have_bg = 0;
1833# define MONO_BOLD_FG(x, fg) MONO_BOLD(x) 2057#ifdef HAVE_BG_PIXMAP
2058 have_bg = bg_pixmap != None;
2059#endif
2060 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
2061
2062 /*
2063 * B: reverse any characters which are selected
2064 */
2065 scr_reverse_selection ();
2066
2067 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2068#if ENABLE_OVERLAY
2069 scr_swap_overlay ();
2070#endif
2071
2072 bool showcursor = screen.flags & Screen_VisibleCursor;
2073
2074 /*
2075 * C: set the cursor character (s)
2076 */
2077 {
2078 bool setoldcursor;
2079
2080#ifdef CURSOR_BLINK
2081 if (hidden_cursor)
2082 showcursor = 0;
2083#endif
2084
2085 if (showcursor)
2086 {
2087 int col = screen.cur.col;
2088
2089 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2090 col--;
2091
2092 crp = &ROW(screen.cur.row).r[col];
2093
2094#ifndef NO_CURSORCOLOR
2095 cc1 = *crp & (RS_fgMask | RS_bgMask);
2096 if (ISSET_PIXCOLOR (Color_cursor))
2097 ccol1 = Color_cursor;
2098 else
2099#endif
2100#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2101 ccol1 = fgcolor_of (rstyle);
1834#else 2102#else
1835# define MONO_BOLD(x) \ 2103 ccol1 = Color_fg;
1836 (((x) & (RS_Bold | RS_fgMask)) == (RS_Bold | Color_fg))
1837# define MONO_BOLD_FG(x, fg) (((x) & RS_Bold) && (fg) == Color_fg)
1838#endif 2104#endif
1839 2105
1840#define FONT_WIDTH(X, Y) \
1841 (X)->per_char[(Y) - (X)->min_char_or_byte2].width
1842#define FONT_RBEAR(X, Y) \
1843 (X)->per_char[(Y) - (X)->min_char_or_byte2].rbearing
1844#define FONT_LBEAR(X, Y) \
1845 (X)->per_char[(Y) - (X)->min_char_or_byte2].lbearing
1846#define IS_FONT_CHAR(X, Y) \
1847 ((Y) >= (X)->min_char_or_byte2 && (Y) <= (X)->max_char_or_byte2)
1848
1849/* EXTPROTO */
1850void
1851rxvt_scr_refresh(pR_ unsigned char refresh_type)
1852{
1853 unsigned char clearfirst, /* first character writes before cell */
1854 clearlast, /* last character writes beyond cell */
1855 must_clear, /* use draw_string not draw_image_string */
1856#ifndef NO_BOLDFONT
1857 bfont, /* we've changed font to bold font */
1858#endif
1859 rvid, /* reverse video this position */
1860 wbyte, /* we're in multibyte */
1861 showcursor; /* show the cursor */
1862 int fore, back; /* desired foreground/background */
1863 int16_t col, row, /* column/row we're processing */
1864 ocrow; /* old cursor row */
1865 int cursorwidth;
1866 int i, /* tmp */
1867 row_offset; /* basic offset in screen structure */
1868#ifndef NO_CURSORCOLOR 2106#ifndef NO_CURSORCOLOR
1869 rend_t cc1; /* store colours at cursor position(s) */ 2107 if (ISSET_PIXCOLOR (Color_cursor2))
1870 rend_t cc2; /* store colours at cursor position(s) */ 2108 ccol2 = Color_cursor2;
2109 else
1871#endif 2110#endif
1872 rend_t *drp, *srp; /* drawn-rend-pointer, screen-rend-pointer */ 2111#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1873 text_t *dtp, *stp; /* drawn-text-pointer, screen-text-pointer */ 2112 ccol2 = bgcolor_of (rstyle);
1874 char *buffer; /* local copy of R->buffer */ 2113#else
1875 2114 ccol2 = Color_bg;
1876 if (refresh_type == NO_REFRESH || !R->TermWin.mapped)
1877 return;
1878
1879/*
1880 * A: set up vars
1881 */
1882 clearfirst = clearlast = must_clear = wbyte = 0;
1883#ifndef NO_BOLDFONT
1884 bfont = 0;
1885#endif 2115#endif
1886 2116
1887 if (R->currmaxcol < R->TermWin.ncol) {
1888 R->currmaxcol = R->TermWin.ncol;
1889 R->buffer = (char *)rxvt_realloc (R->buffer,
1890 sizeof(char) * (R->currmaxcol + 1) * MB_CUR_MAX);
1891 }
1892 buffer = R->buffer;
1893 R->refresh_count = 0;
1894
1895 row_offset = R->TermWin.saveLines - R->TermWin.view_start;
1896
1897 if ((refresh_type & REFRESH_BOUNDS)) {
1898 clearfirst = clearlast = 1;
1899 R->refresh_type &= ~REFRESH_BOUNDS;
1900 }
1901#if defined(XPM_BACKGROUND)
1902 must_clear |= (R->bgPixmap.pixmap != None);
1903#endif
1904#if defined(TRANSPARENT)
1905 must_clear |= ((R->Options & Opt_transparent) && R->am_transparent);
1906#endif
1907 ocrow = R->oldcursor.row; /* is there an old outline cursor on screen? */
1908
1909/*
1910 * B: reverse any characters which are selected
1911 */
1912 rxvt_scr_reverse_selection(aR);
1913
1914/*
1915 * C: set the cursor character(s)
1916 */
1917 {
1918 unsigned char setoldcursor;
1919 rend_t ccol1, /* Cursor colour */
1920 ccol2; /* Cursor colour2 */
1921
1922 showcursor = (R->screen.flags & Screen_VisibleCursor);
1923 cursorwidth = 0;
1924#ifdef CURSOR_BLINK
1925 if (R->hidden_cursor)
1926 showcursor = 0;
1927#endif
1928
1929 cursorwidth = 0;
1930
1931 if (showcursor) 2117 if (focus)
1932 { 2118 {
2119 if (option (Opt_cursorUnderline))
2120 *crp ^= RS_Uline;
2121 else
2122 {
2123 *crp ^= RS_RVid;
2124 *crp = SET_FGCOLOR (*crp, ccol1);
2125 *crp = SET_BGCOLOR (*crp, ccol2);
2126 }
2127 }
2128 }
2129
2130 /* make sure no outline cursor is left around */
2131 setoldcursor = 0;
2132 if (ocrow != -1)
2133 {
2134 if (screen.cur.row - view_start != ocrow
2135 || screen.cur.col != oldcursor.col)
2136 {
2137 if (ocrow < nrow
2138 && oldcursor.col < ncol)
2139 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
2140
2141 if (focus || !showcursor)
2142 oldcursor.row = -1;
2143 else
2144 setoldcursor = 1;
2145 }
2146 }
2147 else if (!focus)
2148 setoldcursor = 1;
2149
2150 if (setoldcursor)
2151 {
2152 if (screen.cur.row - view_start >= nrow)
2153 oldcursor.row = -1;
2154 else
2155 {
2156 oldcursor.row = screen.cur.row - view_start;
2157 oldcursor.col = screen.cur.col;
2158 }
2159 }
2160 }
2161
2162#ifndef NO_SLOW_LINK_SUPPORT
2163 /*
2164 * D: CopyArea pass - very useful for slower links
2165 * This has been deliberately kept simple.
2166 */
2167 if (!display->is_local
2168 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
2169 && abs (num_scr) < nrow && !have_bg)
2170 {
2171 int16_t nits;
2172 int i = num_scr;
2173 int j;
2174 int len, wlen;
2175
2176 j = nrow;
2177 wlen = len = -1;
2178 row = i > 0 ? 0 : j - 1;
2179
2180 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
2181 {
2182 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
2183 {
2184 line_t s = ROW(view_start + row);
2185 line_t d = drawn_buf[row];
2186 line_t d2 = drawn_buf[row + i];
2187
2188 for (nits = 0, col = ncol; col--; )
2189 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
2190 nits--;
2191 else if (s.t[col] != d.t[col] || s.r[col] != d.r[col])
2192 nits++;
2193
2194 if (nits > 8) /* XXX: arbitrary choice */
2195 {
2196 for (col = ncol; col--; )
2197 {
2198 *d.t++ = *d2.t++;
2199 *d.r++ = *d2.r++;
2200 }
2201
2202 if (len == -1)
2203 len = row;
2204
2205 wlen = row;
2206 continue;
2207 }
2208 }
2209
2210 if (len >= 0)
2211 {
2212 /* also comes here at end if needed because of >= above */
2213 if (wlen < len)
2214 ::swap (wlen, len);
2215
2216 XGCValues gcv;
2217
2218 gcv.graphics_exposures = 1; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2219 XCopyArea (dpy, vt, vt,
2220 gc, 0, Row2Pixel (len + i),
2221 (unsigned int)this->width,
2222 (unsigned int)Height2Pixel (wlen - len + 1),
2223 0, Row2Pixel (len));
2224 gcv.graphics_exposures = 0; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2225
2226 len = -1;
2227 }
2228 }
2229 }
2230#endif
2231
2232 /*
2233 * E: main pass across every character
2234 */
2235 for (row = 0; row < nrow; row++)
2236 {
2237 text_t *stp = ROW(view_start + row).t;
2238 rend_t *srp = ROW(view_start + row).r;
2239 text_t *dtp = drawn_buf[row].t;
2240 rend_t *drp = drawn_buf[row].r;
2241
2242 /*
2243 * E2: OK, now the real pass
2244 */
2245 int ypixel = (int)Row2Pixel (row);
2246
2247 for (col = 0; col < ncol; col++)
2248 {
2249 /* compare new text with old - if exactly the same then continue */
2250 if (stp[col] == dtp[col] /* Must match characters to skip. */
2251 && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */
2252 || (stp[col] == ' ' /* space w/ no background change */
2253 && GET_BGATTR (srp[col]) == GET_BGATTR (drp[col]))))
2254 continue;
2255
2256 // redraw one or more characters
2257
2258 // seek to the beginning of wide characters
2259 while (ecb_unlikely (stp[col] == NOCHAR && col > 0))
2260 --col;
2261
2262 rend_t rend = srp[col]; /* screen rendition (target rendition) */
2263 text_t *text = stp + col;
2264 int count = 1;
2265
2266 dtp[col] = stp[col];
2267 drp[col] = rend;
2268
2269 int xpixel = Col2Pixel (col);
2270
2271 for (i = 0; ++col < ncol; )
2272 {
2273 if (stp[col] == NOCHAR)
2274 {
2275 dtp[col] = stp[col];
2276 drp[col] = srp[col];
2277
2278 count++;
2279 i++;
2280
2281 continue;
2282 }
2283
2284 if (!RS_SAME (rend, srp[col]))
2285 break;
2286
2287 count++;
2288
2289 if (stp[col] != dtp[col]
2290 || !RS_SAME (srp[col], drp[col]))
2291 {
2292 if (have_bg && (i++ > count / 2))
2293 break;
2294
2295 dtp[col] = stp[col];
2296 drp[col] = rend;
2297 i = 0;
2298 }
2299 else if (have_bg || (stp[col] != ' ' && ++i >= 16))
2300 break;
2301 }
2302
2303 col--; /* went one too far. move back */
2304 count -= i; /* dump any matching trailing chars */
2305
2306 // sometimes we optimize away the trailing NOCHAR's, add them back
2307 while (ecb_unlikely (i && text[count] == NOCHAR))
2308 count++, i--;
2309
2310 /*
2311 * Determine the attributes for the string
2312 */
2313 int fore = fgcolor_of (rend); // desired foreground
2314 int back = bgcolor_of (rend); // desired background
2315
2316 // only do special processing if any attributes are set, which is unlikely
2317 if (ecb_unlikely (rend & (RS_baseattrMask | RS_Careful | RS_Sel)))
2318 {
2319 bool invert = rend & RS_RVid;
2320
2321#ifndef NO_BOLD_UNDERLINE_REVERSE
2322 if (rend & RS_Bold && fore == Color_fg)
2323 {
2324 if (ISSET_PIXCOLOR (Color_BD))
2325 fore = Color_BD;
2326# if !ENABLE_STYLES
2327 else
2328 invert = !invert;
2329# endif
2330 }
2331
2332 if (rend & RS_Italic && fore == Color_fg)
2333 {
2334 if (ISSET_PIXCOLOR (Color_IT))
2335 fore = Color_IT;
2336# if !ENABLE_STYLES
2337 else
2338 invert = !invert;
2339# endif
2340 }
2341
2342 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL))
2343 fore = Color_UL;
2344#endif
2345
2346#ifdef OPTION_HC
2347 if (rend & RS_Sel)
2348 {
2349 /* invert the column if no highlightColor is set or it is the
2350 * current cursor column */
2351 if (!(showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2352 && ISSET_PIXCOLOR (Color_HC))
2353 {
2354 if (ISSET_PIXCOLOR (Color_HTC))
2355 fore = Color_HTC;
2356 // if invert is 0 reverse video is set so we use bg color as fg color
2357 else if (!invert)
2358 fore = back;
2359
2360 back = Color_HC;
2361 invert = 0;
2362 }
2363 }
2364#endif
2365
2366 if (invert)
2367 {
2368 ::swap (fore, back);
2369
2370#ifndef NO_BOLD_UNDERLINE_REVERSE
2371 if (fore == back)
2372 {
2373 fore = Color_bg;
2374 back = Color_fg;
2375 }
2376#endif
2377 }
2378
2379#ifdef TEXT_BLINK
2380 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2381 {
2382 if (!text_blink_ev.is_active ())
2383 {
2384 text_blink_ev.again ();
2385 hidden_text = 0;
2386 }
2387 else if (hidden_text)
2388 fore = back;
2389 }
2390#endif
2391
2392#if ENABLE_STYLES
2393 // "careful" (too wide) character handling
2394
2395 // include previous careful character(s) if possible, looks nicer (best effort...)
2396 while (text > stp
2397 && srp[text - stp - 1] & RS_Careful
2398 && RS_SAME (rend, srp[text - stp - 1]))
2399 text--, count++, xpixel -= fwidth;
2400
2401 // force redraw after "careful" characters to avoid pixel droppings
2402 for (int i = 0; srp[col + i] & RS_Careful && col + i < ncol - 1; i++)
2403 drp[col + i + 1] = srp[col + i + 1] ^ RS_redraw;
2404
2405 // force redraw before "careful" characters to avoid pixel droppings
2406 for (int i = 0; srp[text - stp - i] & RS_Careful && text - i > stp; i++)
2407 drp[text - stp - i - 1] = srp[text - stp - i - 1] ^ RS_redraw;
2408#endif
2409 }
2410
2411 /*
2412 * Actually do the drawing of the string here
2413 */
2414 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2415
2416 if (ecb_likely (have_bg && back == Color_bg))
2417 {
2418 // this is very ugly, maybe push it into ->draw?
2419
2420 for (i = 0; i < count; i++) /* don't draw empty strings */
2421 if (text[i] != ' ')
2422 {
2423 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_transparent);
2424 goto did_clear;
2425 }
2426
2427 CLEAR_CHARS (xpixel, ypixel, count);
2428 did_clear: ;
2429 }
2430 else
2431 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2432
2433 if (ecb_unlikely (rend & RS_Uline && font->descent > 1 && fore != back))
2434 {
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);
2445 }
2446 } /* for (col....) */
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 (option (Opt_cursorUnderline))
2457 *crp ^= RS_Uline;
2458 else
2459 {
2460 *crp ^= RS_RVid;
2461#ifndef NO_CURSORCOLOR
2462 *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1;
2463#endif
2464 }
2465 }
2466 else if (oldcursor.row >= 0)
2467 {
2468 int cursorwidth = 1;
2469 int col = oldcursor.col;
2470
2471 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2472 col--;
2473
2474 while (col + cursorwidth < ncol
2475 && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)
1933 cursorwidth++; 2476 cursorwidth++;
1934 2477
1935 srp = &(R->screen.rend[R->screen.cur.row + R->TermWin.saveLines]
1936 [R->screen.cur.col]);
1937
1938 if (showcursor && R->TermWin.focus)
1939 {
1940 *srp ^= RS_RVid;
1941#ifndef NO_CURSORCOLOR 2478#ifndef NO_CURSORCOLOR
1942 cc1 = *srp & (RS_fgMask | RS_bgMask);
1943 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_cursor)) 2479 if (ISSET_PIXCOLOR (Color_cursor))
1944 ccol1 = Color_cursor; 2480 XSetForeground (dpy, gc, pix_colors[Color_cursor]);
1945 else 2481 else
1946#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1947 ccol1 = GET_FGCOLOR(R->rstyle);
1948#else
1949 ccol1 = Color_fg;
1950#endif 2482#endif
1951 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_cursor2)) 2483 XSetForeground (dpy, gc, pix_colors[ccol1]);
1952 ccol2 = Color_cursor2;
1953 else
1954#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1955 ccol2 = GET_BGCOLOR(R->rstyle);
1956#else
1957 ccol2 = Color_bg;
1958#endif
1959 *srp = SET_FGCOLOR(*srp, ccol1);
1960 *srp = SET_BGCOLOR(*srp, ccol2);
1961#endif
1962 }
1963 2484
1964 while (IS_WIDE (*srp)) 2485 XDrawRectangle (dpy, vt, gc,
1965 cursorwidth++, srp++; 2486 Col2Pixel (col),
2487 Row2Pixel (oldcursor.row),
2488 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2489 (unsigned int) (Height2Pixel (1) - 1));
1966 } 2490 }
1967
1968 /* make sure no outline cursor is left around */
1969 setoldcursor = 0;
1970 if (ocrow != -1) {
1971 if (R->screen.cur.row + R->TermWin.view_start != ocrow
1972 || R->screen.cur.col != R->oldcursor.col) {
1973 if (ocrow < R->TermWin.nrow
1974 && R->oldcursor.col < R->TermWin.ncol) {
1975 R->drawn_rend[ocrow][R->oldcursor.col] ^= (RS_RVid | RS_Uline);
1976 }
1977 if (R->TermWin.focus || !showcursor)
1978 R->oldcursor.row = -1;
1979 else
1980 setoldcursor = 1;
1981 } 2491 }
1982 } else if (!R->TermWin.focus) 2492
1983 setoldcursor = 1; 2493 /*
1984 if (setoldcursor) { 2494 * H: cleanup selection
1985 if (R->screen.cur.row + R->TermWin.view_start >= R->TermWin.nrow) 2495 */
1986 R->oldcursor.row = -1; 2496#if ENABLE_OVERLAY
1987 else { 2497 scr_swap_overlay ();
1988 R->oldcursor.row = R->screen.cur.row + R->TermWin.view_start; 2498#endif
1989 R->oldcursor.col = R->screen.cur.col; 2499 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2500
2501 scr_reverse_selection ();
2502
2503 screen.flags = old_screen_flags;
2504 num_scr = 0;
2505 num_scr_allow = 1;
2506}
2507
2508void
2509rxvt_term::scr_remap_chars (line_t &l) NOTHROW
2510{
2511 if (!l.valid ())
2512 return;
2513
2514 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2515
2516 for (int i = ncol; i--; )
2517 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2518}
2519
2520void
2521rxvt_term::scr_remap_chars () NOTHROW
2522{
2523 for (int i = total_rows; i--; )
2524 scr_remap_chars (row_buf [i]);
2525
2526 for (int i = nrow; i--; )
2527 {
2528 scr_remap_chars (drawn_buf [i]);
2529 scr_remap_chars (swap_buf [i]);
1990 } 2530 }
1991 } 2531}
2532
2533void
2534rxvt_term::scr_recolour (bool refresh) NOTHROW
2535{
2536 bool transparent = false;
2537
2538#ifdef HAVE_BG_PIXMAP
2539 if (bg_pixmap != None)
1992 } 2540 {
1993 2541# ifdef ENABLE_TRANSPARENCY
1994#ifndef NO_SLOW_LINK_SUPPORT 2542 if (bg_flags & BG_IS_TRANSPARENT)
1995/*
1996 * D: CopyArea pass - very useful for slower links
1997 * This has been deliberately kept simple.
1998 */
1999 i = R->num_scr;
2000 if (refresh_type == FAST_REFRESH && R->num_scr_allow && i
2001 && abs(i) < R->TermWin.nrow && !must_clear) {
2002 int16_t nits;
2003 int j;
2004 rend_t *drp2;
2005 text_t *dtp2;
2006 int len, wlen;
2007
2008 j = R->TermWin.nrow;
2009 wlen = len = -1;
2010 row = i > 0 ? 0 : j - 1;
2011 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) {
2012 if (row + i >= 0 && row + i < R->TermWin.nrow && row + i != ocrow) {
2013 stp = R->screen.text[row + row_offset];
2014 srp = R->screen.rend[row + row_offset];
2015 dtp = R->drawn_text[row];
2016 dtp2 = R->drawn_text[row + i];
2017 drp = R->drawn_rend[row];
2018 drp2 = R->drawn_rend[row + i];
2019 for (nits = 0, col = R->TermWin.ncol; col--; )
2020 if (stp[col] != dtp2[col] || srp[col] != drp2[col])
2021 nits--;
2022 else if (stp[col] != dtp[col] || srp[col] != drp[col])
2023 nits++;
2024 if (nits > 8) { /* XXX: arbitrary choice */
2025 for (col = R->TermWin.ncol; col--; ) {
2026 *dtp++ = *dtp2++;
2027 *drp++ = *drp2++;
2028 }
2029 if (len == -1)
2030 len = row;
2031 wlen = row;
2032 continue;
2033 }
2034 }
2035 if (len != -1) {
2036 /* also comes here at end if needed because of >= above */
2037 if (wlen < len)
2038 SWAP_IT(wlen, len, int);
2039 D_SCREEN((stderr, "rxvt_scr_refresh(): XCopyArea: %d -> %d (height: %d)", len + i, len, wlen - len + 1));
2040 XCopyArea(R->Xdisplay, R->TermWin.vt, R->TermWin.vt,
2041 R->TermWin.gc, 0, Row2Pixel(len + i),
2042 (unsigned int)TermWin_TotalWidth(),
2043 (unsigned int)Height2Pixel(wlen - len + 1),
2044 0, Row2Pixel(len));
2045 len = -1;
2046 }
2047 }
2048 }
2049#endif
2050
2051/*
2052 * E: main pass across every character
2053 */
2054 for (row = 0; row < R->TermWin.nrow; row++)
2055 { 2543 {
2056 stp = R->screen.text[row + row_offset]; 2544 XSetWindowBackgroundPixmap (dpy, parent, bg_pixmap);
2057 srp = R->screen.rend[row + row_offset]; 2545 XSetWindowBackgroundPixmap (dpy, vt, ParentRelative);
2058 dtp = R->drawn_text[row];
2059 drp = R->drawn_rend[row];
2060 2546
2061/* 2547 transparent = true;
2062 * E2: OK, now the real pass
2063 */
2064 int ypixel = (int)Row2Pixel(row);
2065
2066 for (col = 0; col < R->TermWin.ncol; col++) {
2067 /* compare new text with old - if exactly the same then continue */
2068 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2069
2070 if (stp[col] == dtp[col] /* Must match characters to skip. */
2071 && (rend == drp[col] /* Either rendition the same or */
2072 || (stp[col] == ' ' /* space w/ no background change */
2073 && GET_BGATTR(rend) == GET_BGATTR(drp[col]))))
2074 continue;
2075
2076 text_t *text = stp + col;
2077 int count = 1;
2078
2079 /* redraw one or more characters */
2080
2081 dtp[col] = stp[col];
2082 drp[col] = rend;
2083
2084 if (*text == NOCHAR) // never start redrawing at invisible characters. */
2085 continue;
2086
2087 int xpixel = Col2Pixel(col);
2088
2089 // this loop looks very messy, it can probably be optimized
2090 // and cleaned a bit by you?
2091 for (i = 0; ++col < R->TermWin.ncol; )
2092 {
2093 if (stp[col] == NOCHAR)
2094 {
2095 dtp[col] = stp[col];
2096 drp[col] = rend;
2097 count++;
2098
2099 if (i) // only possible skip if char unchanged
2100 i++;
2101
2102 continue;
2103 }
2104
2105 if (((rend ^ srp[col]) & ~RS_wide) != 0)
2106 break;
2107
2108 count++;
2109
2110 if (stp[col] != dtp[col]
2111 || srp[col] != drp[col])
2112 {
2113 if (must_clear && (i++ > (count / 2)))
2114 break;
2115
2116 dtp[col] = stp[col];
2117 drp[col] = rend;
2118 i = 0;
2119 }
2120 else if (must_clear || (stp[col] != ' ' && ++i >= 32))
2121 break;
2122 } 2548 }
2123 2549 else
2124 col--; /* went one too far. move back */
2125 count -= i; /* dump any matching trailing chars */
2126
2127/*
2128 * Determine the attributes for the string
2129 */
2130 int fid = GET_FONT(rend);
2131 fore = GET_FGCOLOR(rend);
2132 back = GET_BGCOLOR(rend);
2133 rend = GET_ATTR(rend);
2134
2135 rvid = (rend & RS_RVid) ? 1 : 0;
2136#ifdef OPTION_HC
2137 if (!rvid && (rend & RS_Blink))
2138 {
2139 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_HC))
2140 back = Color_HC;
2141 else
2142 rvid = !rvid; /* fall back */
2143 }
2144#endif
2145 if (rvid)
2146 {
2147 SWAP_IT(fore, back, int);
2148
2149#ifndef NO_BOLD_UNDERLINE_REVERSE
2150 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_RV)
2151# ifndef NO_CURSORCOLOR
2152 && !ISSET_PIXCOLOR(R, Color_cursor)
2153# endif 2550# endif
2154 ) 2551 {
2155 back = Color_RV; 2552 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2156#endif 2553 XSetWindowBackgroundPixmap (dpy, vt, bg_pixmap);
2157 } 2554 }
2158#ifndef NO_BOLD_UNDERLINE_REVERSE 2555 }
2159 else if (rend & RS_Bold) 2556 else
2160 {
2161 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_BD))
2162 {
2163 fore = Color_BD;
2164# ifndef VERYBOLD
2165 rend &= ~RS_Bold; /* we've taken care of it */
2166# endif 2557#endif
2167 } 2558 {
2168 } 2559 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2169 else if (rend & RS_Uline) 2560 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2170 {
2171 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_UL))
2172 {
2173 fore = Color_UL;
2174 rend &= ~RS_Uline; /* we've taken care of it */
2175 }
2176 }
2177#endif
2178
2179/*
2180 * Actually do the drawing of the string here
2181 */
2182 rxvt_font *font = (*R->TermWin.fontset)[fid];
2183
2184 if (back == Color_bg)
2185 {
2186 if (must_clear)
2187 {
2188 for (i = 0; i < count; i++) /* don't draw empty strings */
2189 if (text[i] != ' ') {
2190 font->draw (xpixel, ypixel, text, count, fore, -1);
2191 goto nodraw;
2192 }
2193 CLEAR_CHARS(xpixel, ypixel, count);
2194nodraw: ;
2195 }
2196 else
2197 font->draw (xpixel, ypixel, text, count, fore, Color_bg);
2198 } else
2199 font->draw (xpixel, ypixel, text, count, fore, back);
2200
2201 if ((rend & RS_Uline) && (font->descent > 1))
2202 XDrawLine(R->Xdisplay, drawBuffer, R->TermWin.gc,
2203 xpixel, ypixel + font->ascent + 1,
2204 xpixel + Width2Pixel(count) - 1, ypixel + font->ascent + 1);
2205 } /* for (col....) */
2206 } /* for (row....) */
2207
2208/*
2209 * G: cleanup cursor and display outline cursor if necessary
2210 */
2211 if (showcursor) {
2212 if (R->TermWin.focus) {
2213 srp = &(R->screen.rend[R->screen.cur.row + R->TermWin.saveLines]
2214 [R->screen.cur.col]);
2215 *srp ^= RS_RVid;
2216#ifndef NO_CURSORCOLOR
2217 *srp = (*srp & ~(RS_fgMask | RS_bgMask)) | cc1;
2218#endif
2219 } else if (R->oldcursor.row >= 0) {
2220#ifndef NO_CURSORCOLOR
2221 unsigned long gcmask; /* Graphics Context mask */
2222
2223 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_cursor)) {
2224 XSetForeground (R->Xdisplay, R->TermWin.gc, R->PixColors[Color_cursor]);
2225 } 2561 }
2226#endif 2562
2227 XDrawRectangle(R->Xdisplay, drawBuffer, R->TermWin.gc, 2563 XClearWindow (dpy, parent);
2228 Col2Pixel(R->oldcursor.col), 2564
2229 Row2Pixel(R->oldcursor.row), 2565 if (scrollBar.win)
2230 (unsigned int)(Width2Pixel(cursorwidth) - 1),
2231 (unsigned int)(Height2Pixel(1) - R->TermWin.lineSpace - 1));
2232 }
2233 } 2566 {
2234/* 2567 if (transparent)
2235 * H: cleanup selection 2568 XSetWindowBackgroundPixmap (dpy, scrollBar.win, ParentRelative);
2236 */ 2569 else
2237 rxvt_scr_reverse_selection(aR); 2570 XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]);
2571 scrollBar.state = SB_STATE_IDLE;
2572 scrollBar.show (0);
2573 }
2238 2574
2239/* 2575 if (refresh)
2240 * I: other general cleanup 2576 {
2241 */ 2577 scr_clear ();
2242 if (clearfirst && R->TermWin.int_bwidth) 2578 scr_touch (true);
2243 /* 2579 }
2244 * clear the whole screen height, note that width == 0 is treated 2580 want_refresh = 1;
2245 * specially by XClearArea
2246 */
2247 XClearArea(R->Xdisplay, R->TermWin.vt, 0, 0,
2248 (unsigned int)R->TermWin.int_bwidth,
2249 (unsigned int)TermWin_TotalHeight(), False);
2250 if (clearlast && R->TermWin.int_bwidth)
2251 /*
2252 * clear the whole screen height, note that width == 0 is treated
2253 * specially by XClearArea
2254 */
2255 XClearArea(R->Xdisplay, R->TermWin.vt,
2256 R->TermWin.width + R->TermWin.int_bwidth, 0,
2257 (unsigned int)R->TermWin.int_bwidth,
2258 (unsigned int)TermWin_TotalHeight(), False);
2259 if (refresh_type & SMOOTH_REFRESH)
2260 XSync(R->Xdisplay, False);
2261
2262 R->num_scr = 0;
2263 R->num_scr_allow = 1;
2264 R->want_refresh = 0; /* screen is current */
2265} 2581}
2266/* ------------------------------------------------------------------------- */
2267 2582
2268/* EXTPROTO */ 2583/* ------------------------------------------------------------------------- */
2269void 2584void
2270rxvt_scr_clear(pR) 2585rxvt_term::scr_clear (bool really) NOTHROW
2271{ 2586{
2272 if (!R->TermWin.mapped) 2587 if (!mapped)
2273 return; 2588 return;
2589
2274 R->num_scr_allow = 0; 2590 num_scr_allow = 0;
2275 R->want_refresh = 1; 2591 want_refresh = 1;
2276#ifdef TRANSPARENT
2277 if ((R->Options & Opt_transparent) && (R->am_pixmap_trans == 0)) {
2278 int i;
2279 2592
2280 if (!(R->Options & Opt_transparent_all)) 2593 if (really)
2281 i = 0; 2594 XClearWindow (dpy, vt);
2282 else 2595}
2283 i = (int)(sizeof(R->TermWin.parent) / sizeof(Window)); 2596
2284 for (; i--;) 2597void
2285 if (R->TermWin.parent[i] != None) 2598rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW
2286 XClearWindow(R->Xdisplay, R->TermWin.parent[i]); 2599{
2600 int view_end = view_start + nrow;
2601 int row, col;
2602
2603 for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)
2287 } 2604 {
2288#endif 2605 text_t *stp = ROW(row).t;
2289 XClearWindow(R->Xdisplay, R->TermWin.vt); 2606 rend_t *srp = ROW(row).r;
2290}
2291 2607
2292/* ------------------------------------------------------------------------- */ 2608 for (col = beg_col; col < end_col; col++)
2293/* INTPROTO */ 2609 srp[col] ^= rstyle1;
2294void
2295rxvt_scr_reverse_selection(pR)
2296{
2297 int i, col, row, end_row;
2298 rend_t *srp;
2299 2610
2300 if (R->selection.op && R->current_screen == R->selection.screen) { 2611 while (col-- > beg_col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
2301 end_row = R->TermWin.saveLines - R->TermWin.view_start; 2612 srp[col] ^= rstyle2;
2302 i = R->selection.beg.row + R->TermWin.saveLines; 2613
2303 row = R->selection.end.row + R->TermWin.saveLines; 2614 if (++col < end_col)
2304 if (i >= end_row) 2615 srp[col] ^= rstyle2;
2305 col = R->selection.beg.col; 2616 }
2306 else { 2617}
2618
2619void
2620rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW
2621{
2622 int view_end = view_start + nrow;
2623 int row, col;
2624
2625 if (beg_row >= view_start)
2626 {
2627 col = beg_col;
2628 row = beg_row;
2629 }
2630 else
2631 {
2307 col = 0; 2632 col = 0;
2308 i = end_row; 2633 row = view_start;
2309 } 2634 }
2310 end_row += R->TermWin.nrow; 2635
2311 for (; i < row && i < end_row; i++, col = 0) 2636 for (; row < min (end_row, view_end); row++, col = 0)
2312 for (srp = R->screen.rend[i]; col < R->TermWin.ncol; col++) 2637 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2313#ifndef OPTION_HC 2638 srp[col] ^= rstyle;
2314 srp[col] ^= RS_RVid; 2639
2315#else 2640 if (row == end_row)
2316 srp[col] ^= RS_Blink; 2641 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2642 srp[col] ^= rstyle;
2643}
2644
2645/* ------------------------------------------------------------------------- */
2646void
2647rxvt_term::scr_reverse_selection () NOTHROW
2648{
2649 if (selection.op
2650 && current_screen == selection.screen
2651 && selection.end.row >= view_start)
2652 {
2653#if !ENABLE_MINIMAL
2654 if (selection.rect)
2655 scr_xor_rect (selection.beg.row, selection.beg.col,
2656 selection.end.row, selection.end.col,
2657 RS_Sel | RS_RVid, RS_Sel | RS_RVid | RS_Uline);
2658 else
2317#endif 2659#endif
2318 if (i == row && i < end_row) 2660 scr_xor_span (selection.beg.row, selection.beg.col,
2319 for (srp = R->screen.rend[i]; col < R->selection.end.col; col++) 2661 selection.end.row, selection.end.col,
2320#ifndef OPTION_HC 2662 RS_Sel | RS_RVid);
2321 srp[col] ^= RS_RVid;
2322#else
2323 srp[col] ^= RS_Blink;
2324#endif
2325 } 2663 }
2326} 2664}
2327 2665
2328/* ------------------------------------------------------------------------- */ 2666/* ------------------------------------------------------------------------- */
2329/* 2667/*
2330 * Dump the whole scrollback and screen to the passed filedescriptor. The 2668 * Dump the whole scrollback and screen to the passed filedescriptor. The
2331 * invoking routine must close the fd. 2669 * invoking routine must close the fd.
2332 */ 2670 */
2333#if 0 2671#if 0
2334/* EXTPROTO */
2335void 2672void
2336rxvt_scr_dump(pR_ int fd) 2673rxvt_term::scr_dump (int fd) NOTHROW
2337{ 2674{
2338 int row, wrote; 2675 // if this method is needed, it can be implemented by factoring the
2339 unsigned int width, towrite; 2676 // relevant code in scr_printscreen
2340 char r1[] = "\n";
2341
2342 for (row = R->TermWin.saveLines - R->TermWin.nscrolled;
2343 row < R->TermWin.saveLines + R->TermWin.nrow - 1; row++) {
2344 width = R->screen.tlen[row] >= 0 ? R->screen.tlen[row]
2345 : R->TermWin.ncol;
2346 for (towrite = width; towrite; towrite -= wrote) {
2347 wrote = write(fd, &(R->screen.text[row][width - towrite]),
2348 towrite);
2349 if (wrote < 0)
2350 return; /* XXX: death, no report */
2351 }
2352 if (R->screen.tlen[row] >= 0)
2353 if (write(fd, r1, 1) <= 0)
2354 return; /* XXX: death, no report */
2355 }
2356} 2677}
2357#endif 2678#endif
2358 2679
2359/* ------------------------------------------------------------------------- * 2680/* ------------------------------------------------------------------------- *
2360 * CHARACTER SELECTION * 2681 * CHARACTER SELECTION *
2361 * ------------------------------------------------------------------------- */ 2682 * ------------------------------------------------------------------------- */
2362
2363/*
2364 * -R->TermWin.nscrolled <= (selection row) <= R->TermWin.nrow - 1
2365 */
2366/* EXTPROTO */
2367void 2683void
2368rxvt_selection_check(pR_ int check_more) 2684rxvt_term::selection_check (int check_more) NOTHROW
2369{ 2685{
2370 row_col_t pos;
2371
2372 if (!R->selection.op) 2686 if (!selection.op)
2373 return; 2687 return;
2374 2688
2375 pos.row = pos.col = 0; 2689 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2376 if ((R->selection.beg.row < -(int32_t)R->TermWin.nscrolled) 2690 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2377 || (R->selection.beg.row >= R->TermWin.nrow) 2691 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2378 || (R->selection.mark.row < -(int32_t)R->TermWin.nscrolled)
2379 || (R->selection.mark.row >= R->TermWin.nrow)
2380 || (R->selection.end.row < -(int32_t)R->TermWin.nscrolled)
2381 || (R->selection.end.row >= R->TermWin.nrow)
2382 || (check_more == 1 2692 || (check_more == 1
2383 && R->current_screen == R->selection.screen 2693 && current_screen == selection.screen
2384 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 2694 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2385 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) 2695 && ROWCOL_IS_BEFORE (screen.cur, selection.end)))
2386 || (check_more == 2
2387 && ROWCOL_IS_BEFORE(R->selection.beg, pos)
2388 && ROWCOL_IS_AFTER(R->selection.end, pos))
2389 || (check_more == 3
2390 && ROWCOL_IS_AFTER(R->selection.end, pos))
2391 || (check_more == 4 /* screen width change */
2392 && (R->selection.beg.row != R->selection.end.row
2393 || R->selection.end.col > R->TermWin.ncol)))
2394 CLEAR_SELECTION(R); 2696 CLEAR_ALL_SELECTION ();
2395} 2697}
2396 2698
2397/* ------------------------------------------------------------------------- */ 2699/* ------------------------------------------------------------------------- */
2398/* 2700/*
2399 * Paste a selection direct to the command fd 2701 * Paste a selection direct to the command fd
2400 */ 2702 */
2401/* INTPROTO */
2402void 2703void
2403rxvt_PasteIt(pR_ const unsigned char *data, unsigned int nitems) 2704rxvt_term::tt_paste (char *data, unsigned int len) NOTHROW
2404{ 2705{
2405 unsigned int i, j, n;
2406 unsigned char *ds = (unsigned char *)rxvt_malloc(PROP_SIZE);
2407
2408/* convert normal newline chars into common keyboard Return key sequence */ 2706 /* convert normal newline chars into common keyboard Return key sequence */
2409 for (i = 0; i < nitems; i += PROP_SIZE) { 2707 for (unsigned int i = 0; i < len; i++)
2410 n = min(nitems - i, PROP_SIZE); 2708 if (data[i] == C0_LF)
2411 MEMCPY(ds, data + i, n); 2709 data[i] = C0_CR;
2412 for (j = 0; j < n; j++)
2413 if (ds[j] == '\n')
2414 ds[j] = '\r';
2415 rxvt_tt_write(aR_ ds, (int)n);
2416 }
2417 free(ds);
2418}
2419 2710
2420/* ------------------------------------------------------------------------- */ 2711 if (priv_modes & PrivMode_BracketPaste)
2421/* 2712 tt_printf ("\x1b[200~");
2422 * Respond to a notification that a primary selection has been sent
2423 * EXT: SelectionNotify
2424 */
2425/* EXTPROTO */
2426int
2427rxvt_selection_paste(pR_ Window win, Atom prop, Bool delete_prop)
2428{
2429 long nread = 0;
2430 unsigned long bytes_after;
2431 XTextProperty ct;
2432#ifdef MULTICHAR_SET
2433 int dummy_count;
2434 char **cl;
2435#endif
2436 2713
2437 D_SELECT((stderr, "rxvt_selection_paste(%08lx, %lu, %d), wait=%2x", win, (unsigned long)prop, (int)delete_prop, R->selection_wait)); 2714 tt_write (data, len);
2438 2715
2439 if (prop == None) { /* check for failed XConvertSelection */ 2716 if (priv_modes & PrivMode_BracketPaste)
2440#ifdef MULTICHAR_SET 2717 tt_printf ("\x1b[201~");
2441 if ((R->selection_type & Sel_CompoundText)) {
2442 int selnum = R->selection_type & Sel_whereMask;
2443
2444 R->selection_type = 0;
2445 if (selnum != Sel_direct)
2446 rxvt_selection_request_other(aR_ XA_STRING, selnum);
2447 }
2448#endif
2449 return 0;
2450 }
2451 for (;;) {
2452 if (XGetWindowProperty(R->Xdisplay, win, prop, (long)(nread / 4),
2453 (long)(PROP_SIZE / 4), delete_prop,
2454 AnyPropertyType, &ct.encoding, &ct.format,
2455 &ct.nitems, &bytes_after,
2456 &ct.value) != Success)
2457 break;
2458 if (ct.encoding == 0) {
2459 D_SELECT((stderr, "rxvt_selection_paste: property didn't exist!"));
2460 break;
2461 }
2462 if (ct.value == NULL) {
2463 D_SELECT((stderr, "rxvt_selection_paste: property shooting blanks!"));
2464 continue;
2465 }
2466 if (ct.nitems == 0) {
2467 D_SELECT((stderr, "rxvt_selection_paste: property empty - also INCR end"));
2468 if (R->selection_wait == Sel_normal && nread == 0) {
2469 /*
2470 * pass through again trying CUT_BUFFER0 if we've come from
2471 * XConvertSelection() but nothing was presented
2472 */
2473 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2474 rxvt_selection_paste(aR_ Xroot, XA_CUT_BUFFER0, False);
2475 }
2476 nread = -1; /* discount any previous stuff */
2477 break;
2478 }
2479 nread += ct.nitems;
2480#ifdef MULTICHAR_SET
2481 if (XmbTextPropertyToTextList(R->Xdisplay, &ct, &cl,
2482 &dummy_count) == Success && cl) {
2483 rxvt_PasteIt(aR_ cl[0], STRLEN(cl[0]));
2484 XFreeStringList(cl);
2485 } else
2486#endif
2487 rxvt_PasteIt(aR_ ct.value, (unsigned int)ct.nitems);
2488 if (bytes_after == 0)
2489 break;
2490 XFree(ct.value);
2491 }
2492 if (ct.value)
2493 XFree(ct.value);
2494 if (R->selection_wait == Sel_normal)
2495 R->selection_wait = Sel_none;
2496 D_SELECT((stderr, "rxvt_selection_paste: bytes written: %ld", nread));
2497 return (int)nread;
2498} 2718}
2499 2719
2500/*
2501 * INCR support originally provided by Paul Sheer <psheer@obsidian.co.za>
2502 */
2503/* EXTPROTO */
2504void 2720void
2505rxvt_selection_property(pR_ Window win, Atom prop) 2721rxvt_term::paste (char *data, unsigned int len) NOTHROW
2506{ 2722{
2507 int reget_time = 0; 2723 if (HOOK_INVOKE ((this, HOOK_TT_PASTE, DT_STR_LEN, data, len, DT_END)))
2508
2509 if (prop == None)
2510 return;
2511 D_SELECT((stderr, "rxvt_selection_property(%08lx, %lu)", win, (unsigned long)prop));
2512 if (R->selection_wait == Sel_normal) {
2513 int a, afmt;
2514 Atom atype;
2515 unsigned long bytes_after, nitems;
2516 unsigned char *s = NULL;
2517
2518 a = XGetWindowProperty(R->Xdisplay, win, prop, 0L, 1L, False,
2519 R->xa[XA_INCR], &atype, &afmt, &nitems,
2520 &bytes_after, &s);
2521 if (s)
2522 XFree(s);
2523 if (a != Success)
2524 return; 2724 return;
2525#ifndef __CYGWIN32__ 2725
2526 if (atype == R->xa[XA_INCR]) { /* start an INCR transfer */ 2726 tt_paste (data, len);
2527 D_SELECT((stderr, "rxvt_selection_property: INCR: starting transfer"));
2528 XDeleteProperty(R->Xdisplay, win, prop);
2529 XFlush(R->Xdisplay);
2530 reget_time = 1;
2531 R->selection_wait = Sel_incr;
2532 }
2533#endif
2534 } else if (R->selection_wait == Sel_incr) {
2535 reget_time = 1;
2536 if (rxvt_selection_paste(aR_ win, prop, True) == -1) {
2537 D_SELECT((stderr, "rxvt_selection_property: INCR: clean end"));
2538 R->selection_wait = Sel_none;
2539 R->timeout[TIMEOUT_INCR].tv_sec = 0; /* turn off timer */
2540 }
2541 }
2542 if (reget_time) { /* received more data so reget time */
2543 (void)gettimeofday(&(R->timeout[TIMEOUT_INCR]), NULL);
2544 R->timeout[TIMEOUT_INCR].tv_sec += 10; /* ten seconds wait */
2545 }
2546} 2727}
2728
2547/* ------------------------------------------------------------------------- */ 2729/* ------------------------------------------------------------------------- */
2548/* 2730/*
2549 * Request the current selection: 2731 * Request PRIMARY, SECONDARY or CLIPBOARD selection.
2550 * Order: > internal selection if available 2732 * if the requested selection has no owner or is empty CUT_BUFFER0 is used
2551 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2733 * as fallback
2552 * > CUT_BUFFER0
2553 * (+) if ownership is claimed but property is empty, rxvt_selection_paste()
2554 * will auto fallback to CUT_BUFFER0
2555 * EXT: button 2 release 2734 * EXT: button 2 release
2556 */ 2735 */
2557/* EXTPROTO */
2558void 2736void
2559rxvt_selection_request(pR_ Time tm, int x, int y) 2737rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2560{ 2738{
2561 D_SELECT((stderr, "rxvt_selection_request(%lu, %d, %d)", tm, x, y)); 2739 if (!selection_req)
2562 if (x < 0 || x >= R->TermWin.width || y < 0 || y >= R->TermWin.height)
2563 return; /* outside window */
2564
2565 if (R->selection.text != NULL) { /* internal selection */
2566 D_SELECT((stderr, "rxvt_selection_request: pasting internal"));
2567 rxvt_PasteIt(aR_ R->selection.text, R->selection.len);
2568 return;
2569 } else {
2570 int i;
2571
2572 R->selection_request_time = tm;
2573 R->selection_wait = Sel_normal;
2574 for (i = Sel_Primary; i <= Sel_Clipboard; i++) {
2575#ifdef MULTICHAR_SET
2576 R->selection_type = Sel_CompoundText;
2577#else
2578 R->selection_type = 0;
2579#endif
2580 if (rxvt_selection_request_other(aR_
2581#ifdef MULTICHAR_SET
2582 R->xa[XA_COMPOUND_TEXT],
2583#else
2584 XA_STRING,
2585#endif
2586 i))
2587 return;
2588 }
2589 } 2740 {
2590 R->selection_wait = Sel_none; /* don't loop in rxvt_selection_paste() */ 2741 selection_req = new rxvt_selection (display, selnum, tm, vt, xa[XA_VT_SELECTION], this);
2591 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0")); 2742 selection_req->run ();
2592 rxvt_selection_paste(aR_ Xroot, XA_CUT_BUFFER0, False);
2593}
2594
2595/* INTPROTO */
2596int
2597rxvt_selection_request_other(pR_ Atom target, int selnum)
2598{
2599 Atom sel;
2600#ifdef DEBUG_SELECT
2601 char *debug_xa_names[] = { "PRIMARY", "SECONDARY", "CLIPBOARD" };
2602#endif
2603
2604 R->selection_type |= selnum;
2605 if (selnum == Sel_Primary)
2606 sel = XA_PRIMARY;
2607 else if (selnum == Sel_Secondary)
2608 sel = XA_SECONDARY;
2609 else
2610 sel = R->xa[XA_CLIPBOARD];
2611 if (XGetSelectionOwner(R->Xdisplay, sel) != None) {
2612 D_SELECT((stderr, "rxvt_selection_request_other: pasting %s", debug_xa_names[selnum]));
2613 XConvertSelection(R->Xdisplay, sel, target, R->xa[XA_VT_SELECTION],
2614 R->TermWin.vt, R->selection_request_time);
2615 return 1;
2616 } 2743 }
2617 return 0;
2618} 2744}
2619 2745
2620/* ------------------------------------------------------------------------- */ 2746/* ------------------------------------------------------------------------- */
2621/* 2747/*
2622 * Clear all selected text 2748 * Clear all selected text
2623 * EXT: SelectionClear 2749 * EXT: SelectionClear
2624 */ 2750 */
2625/* EXTPROTO */
2626void 2751void
2627rxvt_selection_clear(pR) 2752rxvt_term::selection_clear (bool clipboard) NOTHROW
2628{ 2753{
2629 D_SELECT((stderr, "rxvt_selection_clear()")); 2754 if (!clipboard)
2630 2755 {
2631 R->want_refresh = 1; 2756 want_refresh = 1;
2632 if (R->selection.text) 2757 free (selection.text);
2633 free(R->selection.text);
2634 R->selection.text = NULL; 2758 selection.text = NULL;
2635 R->selection.len = 0; 2759 selection.len = 0;
2636 CLEAR_SELECTION(R); 2760 CLEAR_SELECTION ();
2761
2762 if (display->selection_owner == this)
2763 display->selection_owner = 0;
2764 }
2765 else
2766 {
2767 free (selection.clip_text);
2768 selection.clip_text = NULL;
2769 selection.clip_len = 0;
2770
2771 if (display->clipboard_owner == this)
2772 display->clipboard_owner = 0;
2773 }
2637} 2774}
2638 2775
2639/* ------------------------------------------------------------------------- */ 2776/* ------------------------------------------------------------------------- */
2640/* 2777/*
2641 * Copy a selection into the cut buffer 2778 * Copy a selection into the cut buffer
2642 * EXT: button 1 or 3 release 2779 * EXT: button 1 or 3 release
2643 */ 2780 */
2644/* EXTPROTO */
2645void 2781void
2646rxvt_selection_make(pR_ Time tm) 2782rxvt_term::selection_make (Time tm)
2647{ 2783{
2648 int i, col, end_col, row, end_row; 2784 int size;
2649 unsigned char *new_selection_text; 2785 wchar_t *new_selection_text;
2650 char *str; 2786 text_t *t;
2651 text_t *t;
2652#ifdef ACS_ASCII
2653 rend_t *re;
2654#endif
2655 2787
2656 D_SELECT((stderr, "rxvt_selection_make(): R->selection.op=%d, R->selection.clicks=%d", R->selection.op, R->selection.clicks));
2657 switch (R->selection.op) { 2788 switch (selection.op)
2789 {
2658 case SELECTION_CONT: 2790 case SELECTION_CONT:
2659 break; 2791 break;
2660 case SELECTION_INIT: 2792 case SELECTION_INIT:
2661 CLEAR_SELECTION(R); 2793 CLEAR_SELECTION ();
2662 /* FALLTHROUGH */ 2794 /* FALLTHROUGH */
2663 case SELECTION_BEGIN: 2795 case SELECTION_BEGIN:
2664 R->selection.op = SELECTION_DONE; 2796 selection.op = SELECTION_DONE;
2665 /* FALLTHROUGH */ 2797 /* FALLTHROUGH */
2666 default: 2798 default:
2667 return; 2799 return;
2668 } 2800 }
2801
2669 R->selection.op = SELECTION_DONE; 2802 selection.op = SELECTION_DONE;
2670 2803
2671 if (R->selection.clicks == 4) 2804 if (selection.clicks == 4)
2672 return; /* nothing selected, go away */ 2805 return; /* nothing selected, go away */
2673 2806
2807 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
2808 return;
2809
2674 i = (R->selection.end.row - R->selection.beg.row + 1) * (R->TermWin.ncol + 1) + 1; 2810 size = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2675 str = (char *)rxvt_malloc(i * MB_CUR_MAX + 1); 2811 new_selection_text = (wchar_t *)rxvt_malloc ((size + 4) * sizeof (wchar_t));
2676 2812
2677 new_selection_text = (unsigned char *)str; 2813 int ofs = 0;
2814 int extra = 0;
2678 2815
2679 col = R->selection.beg.col; 2816 int col = selection.beg.col;
2680 MAX_IT(col, 0); 2817 int row = selection.beg.row;
2681 row = R->selection.beg.row + R->TermWin.saveLines;
2682 end_row = R->selection.end.row + R->TermWin.saveLines;
2683 2818
2819 int end_col;
2820
2684 for (; row <= end_row; row++, col = 0) 2821 for (; row <= selection.end.row; row++, col = 0)
2822 {
2823#if !ENABLE_MINIMAL
2824 if (selection.rect)
2685 { 2825 {
2686 t = &(R->screen.text[row][col]); 2826 col = selection.beg.col;
2827 end_col = selection.end.col;
2828 }
2829 else
2830#endif
2831 end_col = ROW(row).l;
2687 2832
2688 end_col = R->screen.tlen[row]; 2833 col = max (col, 0);
2689 2834
2690 if (end_col == -1)
2691 end_col = R->TermWin.ncol;
2692
2693 if (row == end_row) 2835 if (row == selection.end.row)
2694 MIN_IT (end_col, R->selection.end.col); 2836 min_it (end_col, selection.end.col);
2695 2837
2838 t = ROW(row).t + col;
2839
2696 for (; col < end_col; col++) 2840 for (; col < end_col; col++)
2841 {
2697 if (*t == NOCHAR) 2842 if (*t == NOCHAR)
2698 t++; 2843 t++;
2844#if ENABLE_COMBINING
2845 else if (IS_COMPOSE (*t))
2846 {
2847 int len = rxvt_composite.expand (*t, 0);
2848
2849 extra -= (len - 1);
2850
2851 if (extra < 0)
2852 {
2853 extra += size;
2854 size += size;
2855 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (size + 4) * sizeof (wchar_t));
2856 }
2857
2858 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
2859 }
2860#endif
2699 else 2861 else
2700 { 2862 new_selection_text[ofs++] = *t++;
2701 int len = wctomb (str, *t++);
2702 if (len > 0)
2703 str += len;
2704 }
2705
2706 if (R->screen.tlen[row] != -1 && row != end_row)
2707 *str++ = '\n';
2708 } 2863 }
2709 2864
2710#ifndef NO_OLD_SELECTION 2865#if !ENABLE_MINIMAL
2711 if (R->selection_style == OLD_SELECT) 2866 if (selection.rect)
2712 if (end_col == R->TermWin.ncol)
2713 *str++ = '\n';
2714#endif
2715#ifndef NO_NEW_SELECTION
2716 if (R->selection_style != OLD_SELECT)
2717 if (end_col != R->selection.end.col)
2718 *str++ = '\n';
2719#endif
2720 *str = '\0';
2721
2722 i = str - (char *)new_selection_text;
2723 if (i == 0)
2724 { 2867 {
2868 while (ofs
2869 && new_selection_text[ofs - 1] != C0_LF
2870 && unicode::is_space (new_selection_text[ofs - 1]))
2871 --ofs;
2872
2873 new_selection_text[ofs++] = C0_LF;
2874 }
2875 else
2876#endif
2877 if (!ROW(row).is_longer ()
2878 && (row != selection.end.row || end_col != selection.end.col)
2879 && (row != selection.beg.row || selection.beg.col < ncol))
2880 new_selection_text[ofs++] = C0_LF;
2881 }
2882
2883 new_selection_text[ofs] = 0;
2884
2885 if (ofs == 0)
2886 {
2725 free (new_selection_text); 2887 free (new_selection_text);
2726 return; 2888 return;
2727 } 2889 }
2728 2890
2729 // due to MB_MAX_CUR, selection wastage is usually high
2730 if (str - (char *)new_selection_text > 1024)
2731 new_selection_text = (unsigned char *)rxvt_realloc (new_selection_text, i + 1);
2732
2733 R->selection.len = i;
2734 if (R->selection.text)
2735 free (R->selection.text); 2891 free (selection.text);
2736 2892
2737 R->selection.text = new_selection_text; 2893 // we usually allocate much more than necessary, so realloc it smaller again
2894 selection.len = ofs;
2895 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t));
2738 2896
2739 XSetSelectionOwner(R->Xdisplay, XA_PRIMARY, R->TermWin.vt, tm); 2897 if (HOOK_INVOKE ((this, HOOK_SEL_GRAB, DT_LONG, (long)tm, DT_END)))
2740 if (XGetSelectionOwner(R->Xdisplay, XA_PRIMARY) != R->TermWin.vt) 2898 return;
2741 rxvt_print_error("can't get primary selection"); 2899
2742 XChangeProperty(R->Xdisplay, Xroot, XA_CUT_BUFFER0, XA_STRING, 8, 2900 selection_grab (tm);
2743 PropModeReplace, R->selection.text, (int)R->selection.len); 2901}
2902
2903bool
2904rxvt_term::selection_grab (Time tm, bool clipboard) NOTHROW
2905{
2906 Atom sel;
2907
2908 if (!clipboard)
2909 {
2744 R->selection_time = tm; 2910 selection_time = tm;
2745 D_SELECT((stderr, "rxvt_selection_make(): R->selection.len=%d", R->selection.len)); 2911 sel = XA_PRIMARY;
2912 }
2913 else
2914 {
2915 clipboard_time = tm;
2916 sel = xa[XA_CLIPBOARD];
2917 }
2918
2919 XSetSelectionOwner (dpy, sel, vt, tm);
2920 if (XGetSelectionOwner (dpy, sel) == vt)
2921 {
2922 display->set_selection_owner (this, clipboard);
2923 return true;
2924 }
2925 else
2926 {
2927 selection_clear (clipboard);
2928 return false;
2929 }
2930
2931#if 0
2932 XTextProperty ct;
2933
2934 if (XwcTextListToTextProperty (dpy, &selection.text, 1, XStringStyle, &ct) >= 0)
2935 {
2936 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
2937 XFree (ct.value);
2938 }
2939#endif
2746} 2940}
2747 2941
2748/* ------------------------------------------------------------------------- */ 2942/* ------------------------------------------------------------------------- */
2749/* 2943/*
2750 * Mark or select text based upon number of clicks: 1, 2, or 3 2944 * Mark or select text based upon number of clicks: 1, 2, or 3
2751 * EXT: button 1 press 2945 * EXT: button 1 press
2752 */ 2946 */
2753/* EXTPROTO */
2754void 2947void
2755rxvt_selection_click(pR_ int clicks, int x, int y) 2948rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
2756{ 2949{
2757 D_SELECT((stderr, "rxvt_selection_click(%d, %d, %d)", clicks, x, y));
2758
2759 clicks = ((clicks - 1) % 3) + 1; 2950 clicks = ((clicks - 1) % 3) + 1;
2760 R->selection.clicks = clicks; /* save clicks so extend will work */ 2951 selection.clicks = clicks; /* save clicks so extend will work */
2761 2952
2953 if (clicks == 2 && !selection.rect
2954 && HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
2955 {
2956 MEvent.clicks = 1; // what a mess
2957 selection.screen = current_screen;
2958 selection.op = SELECTION_CONT;
2959 return;
2960 }
2961
2762 rxvt_selection_start_colrow(aR_ Pixel2Col(x), Pixel2Row(y)); 2962 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
2963
2763 if (clicks == 2 || clicks == 3) 2964 if (clicks == 2 || clicks == 3)
2764 rxvt_selection_extend_colrow(aR_ R->selection.mark.col, 2965 selection_extend_colrow (selection.mark.col,
2765 R->selection.mark.row 2966 selection.mark.row - view_start,
2766 + R->TermWin.view_start, 2967 0, /* button 3 */
2767 0, /* button 3 */ 2968 1, /* button press */
2768 1, /* button press */ 2969 0); /* click change */
2769 0); /* click change */
2770} 2970}
2771 2971
2772/* ------------------------------------------------------------------------- */ 2972/* ------------------------------------------------------------------------- */
2773/* 2973/*
2774 * Mark a selection at the specified col/row 2974 * Mark a selection at the specified col/row
2775 */ 2975 */
2776/* INTPROTO */
2777void 2976void
2778rxvt_selection_start_colrow(pR_ int col, int row) 2977rxvt_term::selection_start_colrow (int col, int row) NOTHROW
2779{ 2978{
2780 R->want_refresh = 1; 2979 want_refresh = 1;
2980
2981 selection.mark.row = row + view_start;
2781 R->selection.mark.col = col; 2982 selection.mark.col = col;
2782 R->selection.mark.row = row - R->TermWin.view_start; 2983
2783 MAX_IT(R->selection.mark.row, -(int32_t)R->TermWin.nscrolled); 2984 selection.mark.row = clamp (selection.mark.row, top_row, nrow - 1);
2784 MIN_IT(R->selection.mark.row, (int32_t)R->TermWin.nrow - 1); 2985 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);
2986
2987 while (selection.mark.col > 0
2988 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
2785 MAX_IT(R->selection.mark.col, 0); 2989 --selection.mark.col;
2786 MIN_IT(R->selection.mark.col, (int32_t)R->TermWin.ncol - 1);
2787 2990
2788 if (R->selection.op) { /* clear the old selection */ 2991 if (selection.op)
2992 {
2993 /* clear the old selection */
2789 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 2994 selection.beg.row = selection.end.row = selection.mark.row;
2790 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 2995 selection.beg.col = selection.end.col = selection.mark.col;
2791 } 2996 }
2997
2792 R->selection.op = SELECTION_INIT; 2998 selection.op = SELECTION_INIT;
2793 R->selection.screen = R->current_screen; 2999 selection.screen = current_screen;
2794} 3000}
2795 3001
2796/* ------------------------------------------------------------------------- */ 3002/* ------------------------------------------------------------------------- */
2797/* 3003/*
2798 * Word select: select text for 2 clicks 3004 * Word select: select text for 2 clicks
2799 * We now only find out the boundary in one direction 3005 * We now only find out the boundary in one direction
2800 */ 3006 */
2801 3007
2802/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3008/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
2803#define DELIMIT_TEXT(x) \ 3009#define DELIMIT_TEXT(x) \
2804 (((x) == ' ' || (x) == '\t') ? 2 : (STRCHR(R->rs[Rs_cutchars], (x)) != NULL)) 3010 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
2805#ifdef MULTICHAR_SET
2806# define DELIMIT_REND(x) (((x) & RS_multiMask) ? 1 : 0)
2807#else
2808# define DELIMIT_REND(x) 1 3011#define DELIMIT_REND(x) 1
2809#endif
2810 3012
2811/* INTPROTO */
2812void 3013void
2813rxvt_selection_delimit_word(pR_ enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) 3014rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW
2814{ 3015{
2815 int col, row, dirnadd, tcol, trow, w1, w2; 3016 int col, row, dirnadd, tcol, trow, w1, w2;
2816 row_col_t bound; 3017 row_col_t bound;
2817 text_t *stp; 3018 text_t *stp;
2818 rend_t *srp; 3019 rend_t *srp;
2819 3020
2820 if (dirn == UP) { 3021 if (dirn == UP)
2821 bound.row = R->TermWin.saveLines - R->TermWin.nscrolled - 1;
2822 bound.col = 0;
2823 dirnadd = -1;
2824 } else {
2825 bound.row = R->TermWin.saveLines + R->TermWin.nrow;
2826 bound.col = R->TermWin.ncol - 1;
2827 dirnadd = 1;
2828 } 3022 {
2829 row = mark->row + R->TermWin.saveLines; 3023 bound.row = top_row - 1;
3024 bound.col = 0;
3025 dirnadd = -1;
3026 }
3027 else
3028 {
3029 bound.row = nrow;
3030 bound.col = ncol - 1;
3031 dirnadd = 1;
3032 }
3033
3034 row = mark->row;
2830 col = mark->col; 3035 col = max (mark->col, 0);
2831 MAX_IT(col, 0); 3036
2832/* find the edge of a word */ 3037 /* find the edge of a word */
2833 stp = &(R->screen.text[row][col]); 3038 stp = ROW(row).t + col; w1 = DELIMIT_TEXT (*stp);
2834 w1 = DELIMIT_TEXT(*stp); 3039 srp = ROW(row).r + col; w2 = DELIMIT_REND (*srp);
2835 3040
2836 if (R->selection_style != NEW_SELECT) {
2837 if (w1 == 1) {
2838 stp += dirnadd;
2839 if (DELIMIT_TEXT(*stp) == 1)
2840 goto Old_Word_Selection_You_Die;
2841 col += dirnadd;
2842 }
2843 w1 = 0;
2844 }
2845 srp = (&R->screen.rend[row][col]);
2846 w2 = DELIMIT_REND(*srp);
2847
2848 for (;;) { 3041 for (;;)
3042 {
2849 for (; col != bound.col; col += dirnadd) { 3043 for (; col != bound.col; col += dirnadd)
3044 {
2850 stp += dirnadd; 3045 stp += dirnadd;
3046 srp += dirnadd;
3047
3048 if (*stp == NOCHAR)
3049 continue;
3050
2851 if (DELIMIT_TEXT(*stp) != w1) 3051 if (DELIMIT_TEXT (*stp) != w1)
2852 break; 3052 break;
2853 srp += dirnadd;
2854 if (DELIMIT_REND(*srp) != w2) 3053 if (DELIMIT_REND (*srp) != w2)
2855 break; 3054 break;
2856 } 3055 }
3056
2857 if ((col == bound.col) && (row != bound.row)) { 3057 if ((col == bound.col) && (row != bound.row))
2858 if (R->screen.tlen[(row - (dirn == UP ? 1 : 0))] == -1) { 3058 {
2859 trow = row + dirnadd; 3059 if (ROW(row - (dirn == UP ? 1 : 0)).is_longer ())
2860 tcol = dirn == UP ? R->TermWin.ncol - 1 : 0; 3060 {
2861 if (R->screen.text[trow] == NULL) 3061 trow = row + dirnadd;
2862 break; 3062 tcol = dirn == UP ? ncol - 1 : 0;
2863 stp = &(R->screen.text[trow][tcol]); 3063
2864 srp = &(R->screen.rend[trow][tcol]); 3064 if (!ROW(trow).t)
3065 break;
3066
3067 stp = ROW(trow).t + tcol;
3068 srp = ROW(trow).r + tcol;
3069
2865 if (DELIMIT_TEXT(*stp) != w1 || DELIMIT_REND(*srp) != w2) 3070 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2)
3071 break;
3072
3073 row = trow;
3074 col = tcol;
3075 continue;
3076 }
3077 }
2866 break; 3078 break;
2867 row = trow;
2868 col = tcol;
2869 continue;
2870 } 3079 }
2871 }
2872 break;
2873 }
2874 Old_Word_Selection_You_Die:
2875 D_SELECT((stderr, "rxvt_selection_delimit_word(%s,...) @ (r:%3d, c:%3d) has boundary (r:%3d, c:%3d)", (dirn == UP ? "up " : "down"), mark->row, mark->col, row - R->TermWin.saveLines, col));
2876 3080
2877 if (dirn == DN) 3081 if (dirn == DN)
2878 col++; /* put us on one past the end */ 3082 col++; /* put us on one past the end */
2879 3083
2880/* Poke the values back in */ 3084 /* Poke the values back in */
2881 ret->row = row - R->TermWin.saveLines; 3085 ret->row = row;
2882 ret->col = col; 3086 ret->col = col;
2883} 3087}
2884 3088
2885/* ------------------------------------------------------------------------- */ 3089/* ------------------------------------------------------------------------- */
2886/* 3090/*
2887 * Extend the selection to the specified x/y pixel location 3091 * Extend the selection to the specified x/y pixel location
2888 * EXT: button 3 press; button 1 or 3 drag 3092 * EXT: button 3 press; button 1 or 3 drag
2889 * flag == 0 ==> button 1 3093 * flag == 0 ==> button 1
2890 * flag == 1 ==> button 3 press 3094 * flag == 1 ==> button 3 press
2891 * flag == 2 ==> button 3 motion 3095 * flag == 2 ==> button 3 motion
2892 */ 3096 */
2893/* EXTPROTO */
2894void 3097void
2895rxvt_selection_extend(pR_ int x, int y, int flag) 3098rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
2896{ 3099{
2897 int col, row; 3100 int col = clamp (Pixel2Col (x), 0, ncol);
3101 int row = clamp (Pixel2Row (y), 0, nrow - 1);
2898 3102
2899 col = Pixel2Col(x); 3103 /*
2900 row = Pixel2Row(y);
2901 MAX_IT(row, 0);
2902 MIN_IT(row, (int)R->TermWin.nrow - 1);
2903 MAX_IT(col, 0);
2904 MIN_IT(col, (int)R->TermWin.ncol);
2905#ifndef NO_NEW_SELECTION
2906/*
2907 * If we're selecting characters (single click) then we must check first 3104 * If we're selecting characters (single click) then we must check first
2908 * if we are at the same place as the original mark. If we are then 3105 * if we are at the same place as the original mark. If we are then
2909 * select nothing. Otherwise, if we're to the right of the mark, you have to 3106 * select nothing. Otherwise, if we're to the right of the mark, you have to
2910 * be _past_ a character for it to be selected. 3107 * be _past_ a character for it to be selected.
2911 */ 3108 */
2912 if (R->selection_style != OLD_SELECT) {
2913 if (((R->selection.clicks % 3) == 1) && !flag 3109 if (((selection.clicks % 3) == 1) && !flag
2914 && (col == R->selection.mark.col 3110 && (col == selection.mark.col
2915 && (row == R->selection.mark.row + R->TermWin.view_start))) { 3111 && (row == selection.mark.row - view_start)))
3112 {
2916 /* select nothing */ 3113 /* select nothing */
2917 R->selection.beg.row = R->selection.end.row = 0; 3114 selection.beg.row = selection.end.row = 0;
2918 R->selection.beg.col = R->selection.end.col = 0; 3115 selection.beg.col = selection.end.col = 0;
2919 R->selection.clicks = 4; 3116 selection.clicks = 4;
2920 R->want_refresh = 1; 3117 want_refresh = 1;
2921 D_SELECT((stderr, "rxvt_selection_extend() R->selection.clicks = 4"));
2922 return; 3118 return;
2923 }
2924 } 3119 }
2925#endif 3120
2926 if (R->selection.clicks == 4) 3121 if (selection.clicks == 4)
2927 R->selection.clicks = 1; 3122 selection.clicks = 1;
3123
2928 rxvt_selection_extend_colrow(aR_ col, row, !!flag, /* ? button 3 */ 3124 selection_extend_colrow (col, row, !!flag, /* ? button 3 */
2929 flag == 1 ? 1 : 0, /* ? button press */ 3125 flag == 1 ? 1 : 0, /* ? button press */
2930 0); /* no click change */ 3126 0); /* no click change */
2931} 3127}
2932 3128
2933/* ------------------------------------------------------------------------- */ 3129/* ------------------------------------------------------------------------- */
2934/* 3130/*
2935 * Extend the selection to the specified col/row 3131 * Extend the selection to the specified col/row
2936 */ 3132 */
2937/* INTPROTO */
2938void 3133void
2939rxvt_selection_extend_colrow(pR_ int32_t col, int32_t row, int button3, int buttonpress, int clickchange) 3134rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW
2940{ 3135{
2941 int16_t ncol = R->TermWin.ncol;
2942 int end_col;
2943 row_col_t pos; 3136 row_col_t pos;
2944 enum { 3137 enum {
2945 LEFT, RIGHT 3138 LEFT, RIGHT
2946 } closeto = RIGHT; 3139 } closeto = RIGHT;
2947 3140
2948 D_SELECT((stderr, "rxvt_selection_extend_colrow(c:%d, r:%d, %d, %d) clicks:%d, op:%d", col, row, button3, buttonpress, R->selection.clicks, R->selection.op));
2949 D_SELECT((stderr, "rxvt_selection_extend_colrow() ENT b:(r:%d,c:%d) m:(r:%d,c:%d), e:(r:%d,c:%d)", R->selection.beg.row, R->selection.beg.col, R->selection.mark.row, R->selection.mark.col, R->selection.end.row, R->selection.end.col));
2950
2951 R->want_refresh = 1; 3141 want_refresh = 1;
3142
2952 switch (R->selection.op) { 3143 switch (selection.op)
3144 {
2953 case SELECTION_INIT: 3145 case SELECTION_INIT:
2954 CLEAR_SELECTION(R); 3146 CLEAR_SELECTION ();
2955 R->selection.op = SELECTION_BEGIN; 3147 selection.op = SELECTION_BEGIN;
2956 /* FALLTHROUGH */ 3148 /* FALLTHROUGH */
2957 case SELECTION_BEGIN: 3149 case SELECTION_BEGIN:
2958 if (row != R->selection.mark.row || col != R->selection.mark.col 3150 if (row != selection.mark.row || col != selection.mark.col
2959 || (!button3 && buttonpress)) 3151 || (!button3 && buttonpress))
2960 R->selection.op = SELECTION_CONT; 3152 selection.op = SELECTION_CONT;
2961 break; 3153 break;
2962 case SELECTION_DONE: 3154 case SELECTION_DONE:
2963 R->selection.op = SELECTION_CONT; 3155 selection.op = SELECTION_CONT;
2964 /* FALLTHROUGH */ 3156 /* FALLTHROUGH */
2965 case SELECTION_CONT: 3157 case SELECTION_CONT:
2966 break; 3158 break;
2967 case SELECTION_CLEAR: 3159 case SELECTION_CLEAR:
2968 rxvt_selection_start_colrow(aR_ col, row); 3160 selection_start_colrow (col, row);
2969 /* FALLTHROUGH */ 3161 /* FALLTHROUGH */
2970 default: 3162 default:
2971 return; 3163 return;
2972 } 3164 }
3165
2973 if (R->selection.beg.col == R->selection.end.col 3166 if (selection.beg.col == selection.end.col
2974 && R->selection.beg.col != R->selection.mark.col 3167 && selection.beg.col != selection.mark.col
2975 && R->selection.beg.row == R->selection.end.row 3168 && selection.beg.row == selection.end.row
2976 && R->selection.beg.row != R->selection.mark.row) { 3169 && selection.beg.row != selection.mark.row)
3170 {
2977 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3171 selection.beg.col = selection.end.col = selection.mark.col;
2978 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3172 selection.beg.row = selection.end.row = selection.mark.row;
2979 D_SELECT((stderr, "rxvt_selection_extend_colrow() ENT2 b:(r:%d,c:%d) m:(r:%d,c:%d), e:(r:%d,c:%d)", R->selection.beg.row, R->selection.beg.col, R->selection.mark.row, R->selection.mark.col, R->selection.end.row, R->selection.end.col));
2980 } 3173 }
2981 3174
2982 pos.col = col; 3175 pos.col = col;
2983 pos.row = row; 3176 pos.row = view_start + row;
2984 3177
2985 pos.row -= R->TermWin.view_start; /* adjust for scroll */ 3178 /*
2986
2987#ifndef NO_OLD_SELECTION
2988/*
2989 * This mimics some of the selection behaviour of version 2.20 and before.
2990 * There are no ``selection modes'', button3 is always character extension.
2991 * Note: button3 drag is always available, c.f. v2.20
2992 * Selection always terminates (left or right as appropriate) at the mark.
2993 */
2994 if (R->selection_style == OLD_SELECT) {
2995 if (R->selection.clicks == 1 || button3) {
2996 if (R->hate_those_clicks) {
2997 R->hate_those_clicks = 0;
2998 if (R->selection.clicks == 1) {
2999 R->selection.beg.row = R->selection.mark.row;
3000 R->selection.beg.col = R->selection.mark.col;
3001 } else {
3002 R->selection.mark.row = R->selection.beg.row;
3003 R->selection.mark.col = R->selection.beg.col;
3004 }
3005 }
3006 if (ROWCOL_IS_BEFORE(pos, R->selection.mark)) {
3007 R->selection.end.row = R->selection.mark.row;
3008 R->selection.end.col = R->selection.mark.col + 1;
3009 R->selection.beg.row = pos.row;
3010 R->selection.beg.col = pos.col;
3011 } else {
3012 R->selection.beg.row = R->selection.mark.row;
3013 R->selection.beg.col = R->selection.mark.col;
3014 R->selection.end.row = pos.row;
3015 R->selection.end.col = pos.col + 1;
3016 }
3017 } else if (R->selection.clicks == 2) {
3018 rxvt_selection_delimit_word(aR_ UP, &(R->selection.mark),
3019 &(R->selection.beg));
3020 rxvt_selection_delimit_word(aR_ DN, &(R->selection.mark),
3021 &(R->selection.end));
3022 R->hate_those_clicks = 1;
3023 } else if (R->selection.clicks == 3) {
3024 R->selection.beg.row = R->selection.end.row = R->selection.mark.row;
3025 R->selection.beg.col = 0;
3026 R->selection.end.col = ncol;
3027 R->hate_those_clicks = 1;
3028 }
3029 D_SELECT((stderr, "rxvt_selection_extend_colrow() EXIT b:(r:%d,c:%d) m:(r:%d,c:%d), e:(r:%d,c:%d)", R->selection.beg.row, R->selection.beg.col, R->selection.mark.row, R->selection.mark.col, R->selection.end.row, R->selection.end.col));
3030 return;
3031 }
3032#endif /* ! NO_OLD_SELECTION */
3033#ifndef NO_NEW_SELECTION
3034/* selection_style must not be OLD_SELECT to get here */
3035/*
3036 * This is mainly xterm style selection with a couple of differences, mainly 3179 * This is mainly xterm style selection with a couple of differences, mainly
3037 * in the way button3 drag extension works. 3180 * in the way button3 drag extension works.
3038 * We're either doing: button1 drag; button3 press; or button3 drag 3181 * We're either doing: button1 drag; button3 press; or button3 drag
3039 * a) button1 drag : select around a midpoint/word/line - that point/word/line 3182 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3040 * is always at the left/right edge of the R->selection. 3183 * is always at the left/right edge of the selection.
3041 * b) button3 press: extend/contract character/word/line at whichever edge of 3184 * b) button3 press: extend/contract character/word/line at whichever edge of
3042 * the selection we are closest to. 3185 * the selection we are closest to.
3043 * c) button3 drag : extend/contract character/word/line - we select around 3186 * c) button3 drag : extend/contract character/word/line - we select around
3044 * a point/word/line which is either the start or end of the selection 3187 * a point/word/line which is either the start or end of the selection
3045 * and it was decided by whichever point/word/line was `fixed' at the 3188 * and it was decided by whichever point/word/line was `fixed' at the
3046 * time of the most recent button3 press 3189 * time of the most recent button3 press
3047 */ 3190 */
3048 if (button3 && buttonpress) { /* button3 press */ 3191 if (button3 && buttonpress)
3049 /* 3192 {
3193 /* button3 press */
3194 /*
3050 * first determine which edge of the selection we are closest to 3195 * first determine which edge of the selection we are closest to
3051 */ 3196 */
3052 if (ROWCOL_IS_BEFORE(pos, R->selection.beg) 3197 if (ROWCOL_IS_BEFORE (pos, selection.beg)
3053 || (!ROWCOL_IS_AFTER(pos, R->selection.end) 3198 || (!ROWCOL_IS_AFTER (pos, selection.end)
3054 && (((pos.col - R->selection.beg.col) 3199 && (((pos.col - selection.beg.col)
3055 + ((pos.row - R->selection.beg.row) * ncol)) 3200 + ((pos.row - selection.beg.row) * ncol))
3056 < ((R->selection.end.col - pos.col) 3201 < ((selection.end.col - pos.col)
3057 + ((R->selection.end.row - pos.row) * ncol))))) 3202 + ((selection.end.row - pos.row) * ncol)))))
3058 closeto = LEFT; 3203 closeto = LEFT;
3204
3059 if (closeto == LEFT) { 3205 if (closeto == LEFT)
3206 {
3060 R->selection.beg.row = pos.row; 3207 selection.beg.row = pos.row;
3061 R->selection.beg.col = pos.col; 3208 selection.beg.col = pos.col;
3062 R->selection.mark.row = R->selection.end.row; 3209 selection.mark.row = selection.end.row;
3063 R->selection.mark.col = R->selection.end.col 3210 selection.mark.col = selection.end.col - (selection.clicks == 2);
3064 - (R->selection.clicks == 2); 3211 }
3065 } else { 3212 else
3213 {
3066 R->selection.end.row = pos.row; 3214 selection.end.row = pos.row;
3067 R->selection.end.col = pos.col; 3215 selection.end.col = pos.col;
3068 R->selection.mark.row = R->selection.beg.row; 3216 selection.mark.row = selection.beg.row;
3069 R->selection.mark.col = R->selection.beg.col; 3217 selection.mark.col = selection.beg.col;
3070 } 3218 }
3219 }
3220 else
3221 {
3071 } else { /* button1 drag or button3 drag */ 3222 /* button1 drag or button3 drag */
3072 if (ROWCOL_IS_AFTER(R->selection.mark, pos)) { 3223 if (ROWCOL_IS_AFTER (selection.mark, pos))
3224 {
3073 if ((R->selection.mark.row == R->selection.end.row) 3225 if (selection.mark.row == selection.end.row
3074 && (R->selection.mark.col == R->selection.end.col) 3226 && selection.mark.col == selection.end.col
3075 && clickchange && R->selection.clicks == 2) 3227 && clickchange
3076 R->selection.mark.col--; 3228 && selection.clicks == 2)
3229 selection.mark.col--;
3230
3077 R->selection.beg.row = pos.row; 3231 selection.beg.row = pos.row;
3078 R->selection.beg.col = pos.col; 3232 selection.beg.col = pos.col;
3079 R->selection.end.row = R->selection.mark.row; 3233 selection.end.row = selection.mark.row;
3080 R->selection.end.col = R->selection.mark.col 3234 selection.end.col = selection.mark.col + (selection.clicks == 2);
3081 + (R->selection.clicks == 2); 3235 }
3082 } else { 3236 else
3237 {
3083 R->selection.beg.row = R->selection.mark.row; 3238 selection.beg.row = selection.mark.row;
3084 R->selection.beg.col = R->selection.mark.col; 3239 selection.beg.col = selection.mark.col;
3085 R->selection.end.row = pos.row; 3240 selection.end.row = pos.row;
3086 R->selection.end.col = pos.col; 3241 selection.end.col = pos.col;
3087 } 3242 }
3088 } 3243 }
3089 3244
3090 if (R->selection.clicks == 1) { 3245 if (selection.clicks == 1)
3091 end_col = R->screen.tlen[R->selection.beg.row + R->TermWin.saveLines]; 3246 {
3092 if (end_col != -1 && R->selection.beg.col > end_col) { 3247 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3093#if 1 3248 && !ROW(selection.beg.row).is_longer ()
3094 R->selection.beg.col = ncol; 3249#if !ENABLE_MINIMAL
3095#else 3250 && !selection.rect
3096 if (R->selection.beg.row != R->selection.end.row) 3251#endif
3252 )
3097 R->selection.beg.col = ncol; 3253 selection.beg.col = ncol;
3098 else 3254
3099 R->selection.beg.col = R->selection.mark.col; 3255 if (
3256 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN
3257 && !ROW(selection.end.row).is_longer ()
3258#if !ENABLE_MINIMAL
3259 && !selection.rect
3260#endif
3261 )
3262 selection.end.col = ncol;
3263 }
3264 else if (selection.clicks == 2)
3265 {
3266 if (ROWCOL_IS_AFTER (selection.end, selection.beg))
3267 selection.end.col--;
3268
3269 selection_delimit_word (UP, &selection.beg, &selection.beg);
3270 selection_delimit_word (DN, &selection.end, &selection.end);
3271 }
3272 else if (selection.clicks == 3)
3273 {
3274#if ENABLE_FRILLS
3275 if (option (Opt_tripleclickwords))
3276 {
3277 selection_delimit_word (UP, &selection.beg, &selection.beg);
3278
3279 for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3280 {
3281 if (!ROW(end_row).is_longer ())
3282 {
3283 selection.end.row = end_row;
3284 selection.end.col = ROW(end_row).l;
3285# if !ENABLE_MINIMAL
3286 selection_remove_trailing_spaces ();
3100#endif 3287# endif
3101 } 3288 break;
3102 end_col = R->screen.tlen[R->selection.end.row + R->TermWin.saveLines]; 3289 }
3103 if (end_col != -1 && R->selection.end.col > end_col) 3290 }
3104 R->selection.end.col = ncol; 3291 }
3105 3292 else
3106 } else if (R->selection.clicks == 2) { 3293#endif
3294 {
3107 if (ROWCOL_IS_AFTER(R->selection.end, R->selection.beg)) 3295 if (ROWCOL_IS_AFTER (selection.mark, selection.beg))
3108 R->selection.end.col--; 3296 selection.mark.col++;
3109 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3110 &(R->selection.beg));
3111 rxvt_selection_delimit_word(aR_ DN, &(R->selection.end),
3112 &(R->selection.end));
3113 } else if (R->selection.clicks == 3) {
3114#ifndef NO_FRILLS
3115 if ((R->Options & Opt_tripleclickwords)) {
3116 int end_row;
3117 3297
3118 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg), 3298 selection.beg.col = 0;
3119 &(R->selection.beg)); 3299 selection.end.col = ncol;
3120 end_row = R->screen.tlen[R->selection.mark.row 3300
3121 + R->TermWin.saveLines]; 3301 // select a complete logical line
3122 for (end_row = R->selection.mark.row; end_row < R->TermWin.nrow; 3302 while (selection.beg.row > -saveLines
3123 end_row++) { 3303 && ROW(selection.beg.row - 1).is_longer ())
3124 end_col = R->screen.tlen[end_row + R->TermWin.saveLines]; 3304 selection.beg.row--;
3125 if (end_col != -1) { 3305
3126 R->selection.end.row = end_row; 3306 while (selection.end.row < nrow
3127 R->selection.end.col = end_col; 3307 && ROW(selection.end.row).is_longer ())
3128 rxvt_selection_remove_trailing_spaces(aR); 3308 selection.end.row++;
3129 break; 3309 }
3130 }
3131 } 3310 }
3132 } else 3311
3133#endif 3312 if (button3 && buttonpress)
3134 {
3135 if (ROWCOL_IS_AFTER(R->selection.mark, R->selection.beg))
3136 R->selection.mark.col++;
3137 R->selection.beg.col = 0;
3138 R->selection.end.col = ncol;
3139 }
3140 } 3313 {
3141 if (button3 && buttonpress) { /* mark may need to be changed */ 3314 /* mark may need to be changed */
3142 if (closeto == LEFT) { 3315 if (closeto == LEFT)
3316 {
3143 R->selection.mark.row = R->selection.end.row; 3317 selection.mark.row = selection.end.row;
3144 R->selection.mark.col = R->selection.end.col 3318 selection.mark.col = selection.end.col - (selection.clicks == 2);
3145 - (R->selection.clicks == 2); 3319 }
3146 } else { 3320 else
3321 {
3147 R->selection.mark.row = R->selection.beg.row; 3322 selection.mark.row = selection.beg.row;
3148 R->selection.mark.col = R->selection.beg.col; 3323 selection.mark.col = selection.beg.col;
3149 } 3324 }
3150 } 3325 }
3151 D_SELECT((stderr, "rxvt_selection_extend_colrow() EXIT b:(r:%d,c:%d) m:(r:%d,c:%d), e:(r:%d,c:%d)", R->selection.beg.row, R->selection.beg.col, R->selection.mark.row, R->selection.mark.col, R->selection.end.row, R->selection.end.col));
3152#endif /* ! NO_NEW_SELECTION */
3153}
3154 3326
3155#ifndef NO_FRILLS 3327#if !ENABLE_MINIMAL
3156/* INTPROTO */ 3328 if (selection.rect && selection.beg.col > selection.end.col)
3329 ::swap (selection.beg.col, selection.end.col);
3330#endif
3331}
3332
3333#if !ENABLE_MINIMAL
3157void 3334void
3158rxvt_selection_remove_trailing_spaces(pR) 3335rxvt_term::selection_remove_trailing_spaces () NOTHROW
3159{ 3336{
3160 int32_t end_col, end_row; 3337 int32_t end_col, end_row;
3161 text_t *stp; 3338 text_t *stp;
3162 3339
3163 end_col = R->selection.end.col; 3340 end_col = selection.end.col;
3164 end_row = R->selection.end.row; 3341 end_row = selection.end.row;
3342
3165 for ( ; end_row >= R->selection.beg.row; ) { 3343 for (; end_row >= selection.beg.row; )
3166 stp = R->screen.text[end_row + R->TermWin.saveLines]; 3344 {
3345 stp = ROW(end_row).t;
3346
3167 while (--end_col >= 0) { 3347 while (--end_col >= 0)
3168 if (stp[end_col] != ' ' && stp[end_col] != '\t') 3348 {
3169 break; 3349 if (stp[end_col] != NOCHAR
3170 } 3350 && !unicode::is_space (stp[end_col]))
3351 break;
3352 }
3353
3171 if (end_col >= 0 3354 if (end_col >= 0
3172 || R->screen.tlen[end_row - 1 + R->TermWin.saveLines] != -1) { 3355 || !ROW(end_row - 1).is_longer ())
3356 {
3173 R->selection.end.col = end_col + 1; 3357 selection.end.col = end_col + 1;
3174 R->selection.end.row = end_row; 3358 selection.end.row = end_row;
3175 break; 3359 break;
3176 } 3360 }
3177 end_row--; 3361
3178 end_col = R->TermWin.ncol; 3362 end_row--;
3363 end_col = ncol;
3179 } 3364 }
3365
3180 if (R->selection.mark.row > R->selection.end.row) { 3366 if (selection.mark.row > selection.end.row)
3367 {
3181 R->selection.mark.row = R->selection.end.row; 3368 selection.mark.row = selection.end.row;
3182 R->selection.mark.col = R->selection.end.col; 3369 selection.mark.col = selection.end.col;
3370 }
3183 } else if (R->selection.mark.row == R->selection.end.row 3371 else if (selection.mark.row == selection.end.row
3184 && R->selection.mark.col > R->selection.end.col) 3372 && selection.mark.col > selection.end.col)
3185 R->selection.mark.col = R->selection.end.col; 3373 selection.mark.col = selection.end.col;
3186} 3374}
3187#endif 3375#endif
3188 3376
3189/* ------------------------------------------------------------------------- */ 3377/* ------------------------------------------------------------------------- */
3190/* 3378/*
3191 * Double click on button 3 when already selected 3379 * Double click on button 3 when already selected
3192 * EXT: button 3 double click 3380 * EXT: button 3 double click
3193 */ 3381 */
3194/* EXTPROTO */
3195void 3382void
3196rxvt_selection_rotate(pR_ int x, int y) 3383rxvt_term::selection_rotate (int x, int y) NOTHROW
3197{ 3384{
3198 R->selection.clicks = R->selection.clicks % 3 + 1; 3385 selection.clicks = selection.clicks % 3 + 1;
3199 rxvt_selection_extend_colrow(aR_ Pixel2Col(x), Pixel2Row(y), 1, 0, 1); 3386 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3200} 3387}
3201
3202/* ------------------------------------------------------------------------- */
3203/*
3204 * On some systems, the Atom typedef is 64 bits wide. We need to have a type
3205 * that is exactly 32 bits wide, because a format of 64 is not allowed by
3206 * the X11 protocol.
3207 */
3208typedef CARD32 Atom32;
3209 3388
3210/* ------------------------------------------------------------------------- */ 3389/* ------------------------------------------------------------------------- */
3211/* 3390/*
3212 * Respond to a request for our current selection 3391 * Respond to a request for our current selection
3213 * EXT: SelectionRequest 3392 * EXT: SelectionRequest
3214 */ 3393 */
3215/* EXTPROTO */
3216void 3394void
3217rxvt_selection_send(pR_ const XSelectionRequestEvent *rq) 3395rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3218{ 3396{
3397 Atom property = rq.property == None ? rq.target : rq.property;
3219 XSelectionEvent ev; 3398 XSelectionEvent ev;
3399
3400 ev.type = SelectionNotify;
3401 ev.property = None;
3402 ev.display = rq.display;
3403 ev.requestor = rq.requestor;
3404 ev.selection = rq.selection;
3405 ev.target = rq.target;
3406 ev.time = rq.time;
3407
3408 if (rq.target == xa[XA_TARGETS])
3409 {
3410 Atom target_list[6];
3411 Atom *target = target_list;
3412
3413 *target++ = xa[XA_TARGETS];
3414 *target++ = xa[XA_TIMESTAMP];
3415 *target++ = XA_STRING;
3416 *target++ = xa[XA_TEXT];
3417 *target++ = xa[XA_COMPOUND_TEXT];
3418#if X_HAVE_UTF8_STRING
3419 *target++ = xa[XA_UTF8_STRING];
3420#endif
3421
3422 XChangeProperty (dpy, rq.requestor, property, XA_ATOM,
3423 32, PropModeReplace,
3424 (unsigned char *)target_list, target - target_list);
3425 ev.property = property;
3426 }
3427#if TODO // TODO
3428 else if (rq.target == xa[XA_MULTIPLE])
3429 {
3430 /* TODO: Handle MULTIPLE */
3431 }
3432#endif
3433 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == XA_PRIMARY && selection.text)
3434 {
3435 XChangeProperty (dpy, rq.requestor, property, rq.target,
3436 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3437 ev.property = property;
3438 }
3439 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3440 {
3441 XChangeProperty (dpy, rq.requestor, property, rq.target,
3442 32, PropModeReplace, (unsigned char *)&clipboard_time, 1);
3443 ev.property = property;
3444 }
3445 else if (rq.target == XA_STRING
3446 || rq.target == xa[XA_TEXT]
3447 || rq.target == xa[XA_COMPOUND_TEXT]
3448 || rq.target == xa[XA_UTF8_STRING]
3449 )
3450 {
3451 XTextProperty ct;
3452 Atom target = rq.target;
3453 short freect = 0;
3454 int selectlen;
3455 wchar_t *cl;
3456 enum {
3457 enc_string = XStringStyle,
3458 enc_text = XStdICCTextStyle,
3459 enc_compound_text = XCompoundTextStyle,
3460#ifdef X_HAVE_UTF8_STRING
3461 enc_utf8 = XUTF8StringStyle,
3462#else
3463 enc_utf8 = -1,
3464#endif
3465 } style;
3466
3467 if (target == XA_STRING)
3468 // we actually don't do XA_STRING, but who cares, as i18n clients
3469 // will ask for another format anyways.
3470 style = enc_string;
3471 else if (target == xa[XA_TEXT])
3472 style = enc_text;
3473 else if (target == xa[XA_COMPOUND_TEXT])
3474 style = enc_compound_text;
3475#if !ENABLE_MINIMAL
3476 else if (target == xa[XA_UTF8_STRING])
3477 style = enc_utf8;
3478#endif
3479 else
3480 {
3481 target = xa[XA_COMPOUND_TEXT];
3482 style = enc_compound_text;
3483 }
3484
3485 if (rq.selection == XA_PRIMARY && selection.text)
3486 {
3487 cl = selection.text;
3488 selectlen = selection.len;
3489 }
3490 else if (rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3491 {
3492 cl = selection.clip_text;
3493 selectlen = selection.clip_len;
3494 }
3495 else
3496 {
3497 cl = L"";
3498 selectlen = 0;
3499 }
3500
3501#if !ENABLE_MINIMAL
3502 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
3503 // so recode it manually
3504 if (style == enc_utf8)
3505 {
3506 freect = 1;
3507 ct.encoding = target;
3508 ct.format = 8;
3509 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);
3510 ct.nitems = strlen ((char *)ct.value);
3511 }
3512 else
3513#endif
3514 if (XwcTextListToTextProperty (dpy, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3515 freect = 1;
3516 else
3517 {
3518 /* if we failed to convert then send it raw */
3519 ct.value = (unsigned char *)cl;
3520 ct.nitems = selectlen;
3521 ct.encoding = target;
3522 }
3523
3524 XChangeProperty (dpy, rq.requestor, property,
3525 ct.encoding, 8, PropModeReplace,
3526 ct.value, (int)ct.nitems);
3527 ev.property = property;
3528
3529 if (freect)
3530 XFree (ct.value);
3531 }
3532
3533 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3534}
3535
3536/* ------------------------------------------------------------------------- */
3220#ifdef USE_XIM 3537#ifdef USE_XIM
3221 Atom32 target_list[4]; 3538void
3222#else 3539rxvt_term::im_set_position (XPoint &pos) NOTHROW
3223 Atom32 target_list[3]; 3540{
3224#endif 3541 XWindowAttributes xwa;
3225 Atom target;
3226 XTextProperty ct;
3227 XICCEncodingStyle style;
3228 char *cl[2], dummy[1];
3229 3542
3230 ev.type = SelectionNotify; 3543 XGetWindowAttributes (dpy, vt, &xwa);
3231 ev.property = None;
3232 ev.display = rq->display;
3233 ev.requestor = rq->requestor;
3234 ev.selection = rq->selection;
3235 ev.target = rq->target;
3236 ev.time = rq->time;
3237 3544
3238 if (rq->target == R->xa[XA_TARGETS]) { 3545 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3239 target_list[0] = (Atom32) R->xa[XA_TARGETS]; 3546 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3240 target_list[1] = (Atom32) XA_STRING; 3547}
3241 target_list[2] = (Atom32) R->xa[XA_TEXT];
3242#ifdef USE_XIM
3243 target_list[3] = (Atom32) R->xa[XA_COMPOUND_TEXT];
3244#endif 3548#endif
3245 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_ATOM,
3246 (8 * sizeof(target_list[0])), PropModeReplace,
3247 (unsigned char *)target_list,
3248 (sizeof(target_list) / sizeof(target_list[0])));
3249 ev.property = rq->property;
3250 } else if (rq->target == R->xa[XA_MULTIPLE]) {
3251 /* TODO: Handle MULTIPLE */
3252 } else if (rq->target == R->xa[XA_TIMESTAMP] && R->selection.text) {
3253 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_INTEGER,
3254 (8 * sizeof(Time)), PropModeReplace,
3255 (unsigned char *)&R->selection_time, 1);
3256 ev.property = rq->property;
3257 } else if (rq->target == XA_STRING
3258 || rq->target == R->xa[XA_COMPOUND_TEXT]
3259 || rq->target == R->xa[XA_TEXT]) {
3260#ifdef USE_XIM
3261 short freect = 0;
3262#endif
3263 int selectlen;
3264 3549
3265#ifdef USE_XIM 3550#if ENABLE_OVERLAY
3266 if (rq->target != XA_STRING) { 3551void
3267 target = R->xa[XA_COMPOUND_TEXT]; 3552rxvt_term::scr_overlay_new (int x, int y, int w, int h) NOTHROW
3268 style = (rq->target == R->xa[XA_COMPOUND_TEXT]) 3553{
3269 ? XCompoundTextStyle : XStdICCTextStyle; 3554 if (nrow < 1 || ncol < 1)
3270 } else 3555 return;
3271#endif 3556
3272 { 3557 want_refresh = 1;
3273 target = XA_STRING; 3558
3274 style = XStringStyle; 3559 scr_overlay_off ();
3275 } 3560
3276 if (R->selection.text) { 3561 if (x < 0) x = ncol - w;
3277 cl[0] = (char *)R->selection.text; 3562 if (y < 0) y = nrow - h;
3278 selectlen = R->selection.len; 3563
3279 } else { 3564 // make space for border
3280 cl[0] = dummy; 3565 w += 2; min_it (w, ncol);
3281 *dummy = '\0'; 3566 h += 2; min_it (h, nrow);
3282 selectlen = 0; 3567
3283 } 3568 x -= 1; clamp_it (x, 0, ncol - w);
3284#ifdef USE_XIM 3569 y -= 1; clamp_it (y, 0, nrow - h);
3285 if (XmbTextListToTextProperty(R->Xdisplay, cl, 1, style, &ct) 3570
3286 == Success) /* if we failed to convert then send it raw */ 3571 ov.x = x; ov.y = y;
3287 freect = 1; 3572 ov.w = w; ov.h = h;
3288 else 3573
3289#endif 3574 ov.text = new text_t *[h];
3290 { 3575 ov.rend = new rend_t *[h];
3291 ct.value = (unsigned char *)cl[0]; 3576
3292 ct.nitems = selectlen; 3577 for (y = 0; y < h; y++)
3293 }
3294 XChangeProperty(R->Xdisplay, rq->requestor, rq->property,
3295 target, 8, PropModeReplace,
3296 ct.value, (int)ct.nitems);
3297 ev.property = rq->property;
3298#ifdef USE_XIM
3299 if (freect)
3300 XFree(ct.value);
3301#endif
3302 } 3578 {
3303 XSendEvent(R->Xdisplay, rq->requestor, False, 0L, (XEvent *)&ev); 3579 text_t *tp = ov.text[y] = new text_t[w];
3580 rend_t *rp = ov.rend[y] = new rend_t[w];
3581
3582 text_t t0, t1, t2;
3583 rend_t r = OVERLAY_RSTYLE;
3584
3585 if (y == 0)
3586 t0 = 0x2554, t1 = 0x2550, t2 = 0x2557;
3587 else if (y < h - 1)
3588 t0 = 0x2551, t1 = 0x0020, t2 = 0x2551;
3589 else
3590 t0 = 0x255a, t1 = 0x2550, t2 = 0x255d;
3591
3592 *tp++ = t0;
3593 *rp++ = r;
3594
3595 for (x = w - 2; x > 0; --x)
3596 {
3597 *tp++ = t1;
3598 *rp++ = r;
3599 }
3600
3601 *tp = t2;
3602 *rp = r;
3603 }
3304} 3604}
3305 3605
3606void
3607rxvt_term::scr_overlay_off () NOTHROW
3608{
3609 if (!ov.text)
3610 return;
3611
3612 want_refresh = 1;
3613
3614 for (int y = 0; y < ov.h; y++)
3615 {
3616 delete [] ov.text[y];
3617 delete [] ov.rend[y];
3618 }
3619
3620 delete [] ov.text; ov.text = 0;
3621 delete [] ov.rend; ov.rend = 0;
3622}
3623
3624void
3625rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW
3626{
3627 if (!ov.text || x >= ov.w - 2 || y >= ov.h - 2)
3628 return;
3629
3630 x++, y++;
3631
3632 ov.text[y][x] = text;
3633 ov.rend[y][x] = rend;
3634}
3635
3636void
3637rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW
3638{
3639 while (*s)
3640 scr_overlay_set (x++, y, *s++);
3641}
3642
3643void
3644rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW
3645{
3646 while (*s)
3647 {
3648 text_t t = *s++;
3649 int width = WCWIDTH (t);
3650
3651 while (width--)
3652 {
3653 scr_overlay_set (x++, y, t);
3654 t = NOCHAR;
3655 }
3656 }
3657}
3658
3659void
3660rxvt_term::scr_swap_overlay () NOTHROW
3661{
3662 if (!ov.text)
3663 return;
3664
3665 // hide cursor if it is within the overlay area
3666 if (IN_RANGE_EXC (screen.cur.col - ov.x, 0, ov.w)
3667 && IN_RANGE_EXC (screen.cur.row - ov.y, 0, ov.h))
3668 screen.flags &= ~Screen_VisibleCursor;
3669
3670 // swap screen mem with overlay
3671 for (int y = ov.h; y--; )
3672 {
3673 text_t *t1 = ov.text[y];
3674 rend_t *r1 = ov.rend[y];
3675
3676 text_t *t2 = ROW(y + ov.y + view_start).t + ov.x;
3677 rend_t *r2 = ROW(y + ov.y + view_start).r + ov.x;
3678
3679 for (int x = ov.w; x--; )
3680 {
3681 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3682 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3683 }
3684 }
3685}
3686
3687#endif
3306/* ------------------------------------------------------------------------- * 3688/* ------------------------------------------------------------------------- */
3307 * MOUSE ROUTINES *
3308 * ------------------------------------------------------------------------- */
3309 3689
3310/*
3311 * return col/row values corresponding to x/y pixel values
3312 */
3313/* EXTPROTO */
3314void
3315rxvt_pixel_position(pR_ int *x, int *y)
3316{
3317 *x = Pixel2Col(*x);
3318/* MAX_IT(*x, 0); MIN_IT(*x, (int)R->TermWin.ncol - 1); */
3319 *y = Pixel2Row(*y);
3320/* MAX_IT(*y, 0); MIN_IT(*y, (int)R->TermWin.nrow - 1); */
3321}
3322/* ------------------------------------------------------------------------- */
3323#ifdef USE_XIM
3324/* EXTPROTO */
3325void
3326rxvt_setPosition(pR_ XPoint *pos)
3327{
3328 XWindowAttributes xwa;
3329
3330 XGetWindowAttributes(R->Xdisplay, R->TermWin.vt, &xwa);
3331 pos->x = Col2Pixel(R->screen.cur.col) + xwa.x;
3332 pos->y = Height2Pixel((R->screen.cur.row + 1)) + xwa.y
3333 - R->TermWin.lineSpace;
3334}
3335#endif
3336/* ------------------------------------------------------------------------- */
3337
3338/* ------------------------------------------------------------------------- *
3339 * DEBUG ROUTINES *
3340 * ------------------------------------------------------------------------- */
3341#if 0
3342/* INTPROTO */
3343void
3344rxvt_debug_colors(void)
3345{
3346 int color;
3347 const char *name[] = {
3348 "fg", "bg",
3349 "black", "red", "green", "yellow", "blue", "magenta", "cyan", "white"
3350 };
3351
3352 fprintf(stderr, "Color ( ");
3353 if (R->rstyle & RS_RVid)
3354 fprintf(stderr, "rvid ");
3355 if (R->rstyle & RS_Bold)
3356 fprintf(stderr, "bold ");
3357 if (R->rstyle & RS_Blink)
3358 fprintf(stderr, "blink ");
3359 if (R->rstyle & RS_Uline)
3360 fprintf(stderr, "uline ");
3361 fprintf(stderr, "): ");
3362
3363 color = GET_FGCOLOR(R->rstyle);
3364#ifndef NO_BRIGHTCOLOR
3365 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3366 color -= (minBrightCOLOR - minCOLOR);
3367 fprintf(stderr, "bright ");
3368 }
3369#endif
3370 fprintf(stderr, "%s on ", name[color]);
3371
3372 color = GET_BGCOLOR(R->rstyle);
3373#ifndef NO_BRIGHTCOLOR
3374 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3375 color -= (minBrightCOLOR - minCOLOR);
3376 fprintf(stderr, "bright ");
3377 }
3378#endif
3379 fprintf(stderr, "%s\n", name[color]);
3380}
3381#endif

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