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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.7 by pcg, Tue Dec 16 23:04:13 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 1.7 2003/12/16 23:04:13 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/* ------------------------------------------------------------------------- */ 40/* ------------------------------------------------------------------------- */
43#define PROP_SIZE 16384
44#define TABSIZE 8 /* default tab size */ 41#define TABSIZE 8 /* default tab size */
45 42
46/* ------------------------------------------------------------------------- * 43/* ------------------------------------------------------------------------- *
47 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES * 44 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES *
48 * ------------------------------------------------------------------------- */ 45 * ------------------------------------------------------------------------- */
49#define ZERO_SCROLLBACK(R) \ 46#define ZERO_SCROLLBACK() \
50 if (((R)->Options & Opt_scrollTtyOutput) == Opt_scrollTtyOutput) \ 47 if (option (Opt_scrollTtyOutput)) \
51 (R)->TermWin.view_start = 0 48 view_start = 0
52#define CLEAR_SELECTION(R) \ 49#define CLEAR_SELECTION() \
53 (R)->selection.beg.row = (R)->selection.beg.col \ 50 selection.beg.row = selection.beg.col \
54 = (R)->selection.end.row = (R)->selection.end.col = 0 51 = selection.end.row = selection.end.col = 0
55#define CLEAR_ALL_SELECTION(R) \ 52#define CLEAR_ALL_SELECTION() \
56 (R)->selection.beg.row = (R)->selection.beg.col \ 53 selection.beg.row = selection.beg.col \
57 = (R)->selection.mark.row = (R)->selection.mark.col \ 54 = selection.mark.row = selection.mark.col \
58 = (R)->selection.end.row = (R)->selection.end.col = 0 55 = selection.end.row = selection.end.col = 0
59 56
60#define ROW_AND_COL_IS_AFTER(A, B, C, D) \ 57#define ROW_AND_COL_IS_AFTER(A, B, C, D) \
61 (((A) > (C)) || (((A) == (C)) && ((B) > (D)))) 58 (((A) > (C)) || (((A) == (C)) && ((B) > (D))))
62#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \ 59#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \
63 (((A) < (C)) || (((A) == (C)) && ((B) < (D)))) 60 (((A) < (C)) || (((A) == (C)) && ((B) < (D))))
64#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \ 61#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \
65 (((A) == (C)) && ((B) > (D))) 62 (((A) == (C)) && ((B) > (D)))
66#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) \
67 (((A) == (C)) && ((B) >= (D))) 64 (((A) == (C)) && ((B) >= (D)))
68#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \ 65#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \
69 (((A) == (C)) && ((B) < (D))) 66 (((A) == (C)) && ((B) < (D)))
70#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) \
71 (((A) == (C)) && ((B) <= (D))) 68 (((A) == (C)) && ((B) <= (D)))
72 69
73/* these must be row_col_t */ 70/* these must be row_col_t */
74#define ROWCOL_IS_AFTER(X, Y) \ 71#define ROWCOL_IS_AFTER(X, Y) \
75 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)
76#define ROWCOL_IS_BEFORE(X, Y) \ 73#define ROWCOL_IS_BEFORE(X, Y) \
77 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)
78#define ROWCOL_IN_ROW_AFTER(X, Y) \ 75#define ROWCOL_IN_ROW_AFTER(X, Y) \
79 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)
80#define ROWCOL_IN_ROW_BEFORE(X, Y) \ 77#define ROWCOL_IN_ROW_BEFORE(X, Y) \
81 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)
82#define ROWCOL_IN_ROW_AT_OR_AFTER(X, Y) \ 79#define ROWCOL_IN_ROW_AT_OR_AFTER(X, Y) \
83 ROW_AND_COL_IN_ROW_AT_OR_AFTER((X).row, (X).col, (Y).row, (Y).col) 80 ROW_AND_COL_IN_ROW_AT_OR_AFTER ((X).row, (X).col, (Y).row, (Y).col)
84#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \ 81#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \
85 ROW_AND_COL_IN_ROW_AT_OR_BEFORE((X).row, (X).col, (Y).row, (Y).col) 82 ROW_AND_COL_IN_ROW_AT_OR_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
86 83
87/* 84/*
88 * CLEAR_ROWS : clear <num> rows starting from row <row>
89 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y> 85 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y>
90 * ERASE_ROWS : set <num> rows starting from row <row> to the foreground colour
91 */ 86 */
92#define drawBuffer (R->TermWin.vt)
93
94#define CLEAR_ROWS(row, num) \
95 if (R->TermWin.mapped) \
96 XClearArea(R->Xdisplay, drawBuffer, R->TermWin.int_bwidth, \
97 Row2Pixel(row), (unsigned int)R->TermWin.width, \
98 (unsigned int)Height2Pixel(num), False)
99
100#define CLEAR_CHARS(x, y, num) \ 87#define CLEAR_CHARS(x, y, num) \
101 if (R->TermWin.mapped) \ 88 if (mapped) \
102 XClearArea(R->Xdisplay, drawBuffer, x, y, \ 89 XClearArea (dpy, vt, x, y, \
103 (unsigned int)Width2Pixel(num), \ 90 (unsigned int)Width2Pixel (num), \
104 (unsigned int)Height2Pixel(1), False) 91 (unsigned int)Height2Pixel (1), False)
105
106#define ERASE_ROWS(row, num) \
107 XFillRectangle(R->Xdisplay, drawBuffer, R->TermWin.gc, \
108 R->TermWin.int_bwidth, Row2Pixel(row), \
109 (unsigned int)R->TermWin.width, \
110 (unsigned int)Height2Pixel(num))
111 92
112/* ------------------------------------------------------------------------- * 93/* ------------------------------------------------------------------------- *
113 * SCREEN `COMMON' ROUTINES * 94 * SCREEN `COMMON' ROUTINES *
114 * ------------------------------------------------------------------------- */ 95 * ------------------------------------------------------------------------- */
96
115/* Fill part/all of a line with blanks. */ 97/* Fill part/all of a line with blanks. */
116/* INTPROTO */
117void 98void
118rxvt_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
119{ 100{
120 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
121 efs = SET_FONT (efs, R->TermWin.fontset->find_font (' ')); 111 efs = SET_FONT (efs, FONTSET (efs)->find_font (' '));
122 112
113 text_t *et = l.t + col;
114 rend_t *er = l.r + col;
115
123 while (width--) 116 while (width--)
124 { 117 {
125 *et++ = ' '; 118 *et++ = ' ';
126 *er++ = efs; 119 *er++ = efs;
127 } 120 }
128} 121}
129 122
130/* ------------------------------------------------------------------------- */ 123/* ------------------------------------------------------------------------- */
131/* 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 */
132/* INTPROTO */
133void 125void
134rxvt_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
135{ 127{
136 int width = R->TermWin.ncol; 128 scr_blank_line (l, 0, ncol, efs);
137 rend_t *er;
138 129
139#ifdef DEBUG_STRICT 130 l.l = 0;
140 assert((tp[row] && rp[row]) || (tp[row] == NULL && rp[row] == NULL)); 131 l.f = 0;
141#endif 132}
142 if (tp[row] == NULL) { 133
143 tp[row] = (text_t *)rxvt_malloc(sizeof(text_t) * width); 134// nuke a single wide character at the given column
144 rp[row] = (rend_t *)rxvt_malloc(sizeof(rend_t) * width); 135void
145 } 136rxvt_term::scr_kill_char (line_t &l, int col) const NOTHROW
146 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);
147} 153}
148 154
149/* ------------------------------------------------------------------------- * 155/* ------------------------------------------------------------------------- *
150 * SCREEN INITIALISATION * 156 * SCREEN INITIALISATION *
151 * ------------------------------------------------------------------------- */ 157 * ------------------------------------------------------------------------- */
152/* EXTPROTO */ 158
153void 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
154rxvt_scr_reset(pR) 194rxvt_term::scr_reset ()
155{ 195{
156 unsigned int ncol, nrow, prev_ncol, prev_nrow, 196#if ENABLE_OVERLAY
157 total_rows, prev_total_rows; 197 scr_overlay_off ();
158 unsigned int p, q; 198#endif
159 int k;
160 rend_t setrstyle;
161 199
162 D_SCREEN((stderr, "rxvt_scr_reset()")); 200 view_start = 0;
163
164 R->TermWin.view_start = 0;
165 R->num_scr = 0; 201 num_scr = 0;
166 202
167 prev_ncol = R->prev_ncol; 203 if (ncol == 0)
168 prev_nrow = R->prev_nrow; 204 ncol = 80;
169 if (R->TermWin.ncol == 0) 205
170 R->TermWin.ncol = 80; 206 if (nrow == 0)
171 if (R->TermWin.nrow == 0) 207 nrow = 24;
172 R->TermWin.nrow = 24; 208
173 ncol = R->TermWin.ncol;
174 nrow = R->TermWin.nrow;
175 if (ncol == prev_ncol && nrow == prev_nrow) 209 if (ncol == prev_ncol && nrow == prev_nrow)
176 return; 210 return;
177 211
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
178 R->want_refresh = 1; 221 want_refresh = 1;
179 222
180 total_rows = nrow + R->TermWin.saveLines;
181 prev_total_rows = prev_nrow + R->TermWin.saveLines; 223 int prev_total_rows = prev_nrow + saveLines;
224 total_rows = nrow + saveLines;
182 225
183 R->screen.tscroll = 0; 226 screen.tscroll = 0;
184 R->screen.bscroll = nrow - 1; 227 screen.bscroll = nrow - 1;
185 228
186 if (prev_nrow == 0) { 229 void *prev_chunk = chunk;
187/* 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 /*
188 * 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
189 * Note: this is still needed so that all the scrollback lines are NULL
190 */
191 R->screen.text = (text_t **)rxvt_calloc(total_rows, sizeof(text_t *));
192 R->buf_text = (text_t **)rxvt_calloc(total_rows, sizeof(text_t *));
193 R->drawn_text = (text_t **)rxvt_calloc(nrow, sizeof(text_t *));
194 R->swap.text = (text_t **)rxvt_calloc(nrow, sizeof(text_t *));
195
196 R->screen.tlen = (int16_t *)rxvt_calloc(total_rows, sizeof(int16_t));
197 R->swap.tlen = (int16_t *)rxvt_calloc(nrow, sizeof(int16_t));
198
199 R->screen.rend = (rend_t **)rxvt_calloc(total_rows, sizeof(rend_t *));
200 R->buf_rend = (rend_t **)rxvt_calloc(total_rows, sizeof(rend_t *));
201 R->drawn_rend = (rend_t **)rxvt_calloc(nrow, sizeof(rend_t *));
202 R->swap.rend = (rend_t **)rxvt_calloc(nrow, sizeof(rend_t *));
203
204 for (p = 0; p < nrow; p++) {
205 q = p + R->TermWin.saveLines;
206 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend,
207 q, DEFAULT_RSTYLE);
208 rxvt_blank_screen_mem(aR_ R->swap.text, R->swap.rend,
209 p, DEFAULT_RSTYLE);
210 R->screen.tlen[q] = R->swap.tlen[p] = 0;
211 rxvt_blank_screen_mem(aR_ R->drawn_text, R->drawn_rend,
212 p, DEFAULT_RSTYLE);
213 } 242 */
243 top_row = 0;
244 term_start = 0;
245
214 MEMSET(R->charsets, 'B', sizeof(R->charsets)); 246 memset (charsets, 'B', sizeof (charsets));
215 R->TermWin.nscrolled = 0; /* no saved lines */
216 R->rstyle = DEFAULT_RSTYLE; 247 rstyle = DEFAULT_RSTYLE;
217 R->screen.flags = Screen_DefaultFlags; 248 screen.flags = Screen_DefaultFlags;
218 R->screen.cur.row = R->screen.cur.col = 0; 249 screen.cur.row = screen.cur.col = 0;
219 R->screen.charset = 0; 250 screen.charset = 0;
220 R->current_screen = PRIMARY; 251 current_screen = PRIMARY;
221 rxvt_scr_cursor(aR_ SAVE); 252 scr_cursor (SAVE);
253
222#if NSCREENS 254#if NSCREENS
223 R->swap.flags = Screen_DefaultFlags; 255 swap.flags = Screen_DefaultFlags;
224 R->swap.cur.row = R->swap.cur.col = 0; 256 swap.cur.row = swap.cur.col = 0;
225 R->swap.charset = 0; 257 swap.charset = 0;
226 R->current_screen = SECONDARY; 258 current_screen = SECONDARY;
227 rxvt_scr_cursor(aR_ SAVE); 259 scr_cursor (SAVE);
228 R->current_screen = PRIMARY; 260 current_screen = PRIMARY;
229#endif 261#endif
262
230 R->selection.text = NULL; 263 selection.text = NULL;
231 R->selection.len = 0; 264 selection.len = 0;
232 R->selection.op = SELECTION_CLEAR; 265 selection.op = SELECTION_CLEAR;
233 R->selection.screen = PRIMARY; 266 selection.screen = PRIMARY;
234 R->selection.clicks = 0; 267 selection.clicks = 0;
235 CLEAR_ALL_SELECTION(R); 268 selection.clip_text = NULL;
236 R->rvideo = 0; 269 selection.clip_len = 0;
237 270 }
238 } else { 271 else
239/* 272 {
273 /*
240 * B1: add or delete rows as appropriate 274 * add or delete rows as appropriate
241 */ 275 */
242 setrstyle = DEFAULT_RSTYLE;
243 276
244 if (nrow < prev_nrow) { 277 for (int row = min (nrow, prev_nrow); row--; )
245 /* delete rows */ 278 {
246 k = min(R->TermWin.nscrolled, prev_nrow - nrow); 279 scr_blank_screen_mem (drawn_buf [row], DEFAULT_RSTYLE);
247 rxvt_scroll_text(aR_ 0, (int)prev_nrow - 1, k, 1); 280 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
248 for (p = nrow; p < prev_nrow; p++) { 281
249 q = p + R->TermWin.saveLines; 282 memcpy (drawn_buf [row].t, prev_drawn_buf [row].t, sizeof (text_t) * common_col);
250 if (R->screen.text[q]) { 283 memcpy (drawn_buf [row].r, prev_drawn_buf [row].r, sizeof (rend_t) * common_col);
251#ifdef DEBUG_STRICT 284 memcpy (swap_buf [row].t, prev_swap_buf [row].t, sizeof (text_t) * common_col);
252 assert(R->screen.rend[q]); 285 memcpy (swap_buf [row].r, prev_swap_buf [row].r, sizeof (rend_t) * common_col);
253#endif 286 }
254 free(R->screen.text[q]); 287
255 free(R->screen.rend[q]); 288 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
289 int pend = MOD (term_start + top_row , prev_total_rows);
290 int q = total_rows; // rewrapped row
291
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;
256 } 314 }
257 if (R->swap.text[p]) { 315
258#ifdef DEBUG_STRICT 316 int qlines = max (0, (llen - 1) / ncol) + 1;
259 assert(R->swap.rend[p]); 317
260#endif 318 // drop partial lines completely
261 free(R->swap.text[p]); 319 if (q < qlines)
262 free(R->swap.rend[p]); 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 }
263 } 366 }
264#ifdef DEBUG_STRICT 367
265 assert(R->drawn_text[p] && R->drawn_rend[p]); 368 qline->l = llen ? MOD (llen - 1, ncol) + 1 : 0;
266#endif 369 qline->is_longer (0);
267 free(R->drawn_text[p]); 370 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
268 free(R->drawn_rend[p]);
269 } 371 }
270 /* we have fewer rows so fix up cursor position */ 372 while (p != pend && q > 0);
271 MIN_IT(R->screen.cur.row, (int32_t)nrow - 1);
272 MIN_IT(R->swap.cur.row, (int32_t)nrow - 1);
273 373
274 rxvt_scr_reset_realloc(aR); /* realloc _last_ */ 374 term_start = total_rows - nrow;
375 top_row = q - term_start;
275 376
276 } else if (nrow > prev_nrow) { 377 // make sure all terminal lines exist
277 /* add rows */ 378 while (top_row > 0)
278 rxvt_scr_reset_realloc(aR); /* realloc _first_ */ 379 scr_blank_screen_mem (ROW (--top_row), DEFAULT_RSTYLE);
380 }
381 else
382 {
383 // if no scrollback exists (yet), wing, instead of wrap
279 384
280 k = min(R->TermWin.nscrolled, nrow - prev_nrow); 385 for (int row = min (nrow, prev_nrow); row--; )
281 for (p = prev_total_rows; p < total_rows; p++) { 386 {
282 R->screen.tlen[p] = 0; 387 line_t &src = prev_row_buf [MOD (term_start + row, prev_total_rows)];
283 R->screen.text[p] = NULL; 388 line_t &dst = row_buf [row];
284 R->screen.rend[p] = NULL; 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);
285 } 394 }
286 for (p = prev_total_rows; p < total_rows - k; p++) 395
287 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend,
288 p, setrstyle);
289 for (p = prev_nrow; p < nrow; p++) { 396 for (int row = prev_nrow; row < nrow; row++)
290 R->swap.tlen[p] = 0; 397 scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE);
291 R->swap.text[p] = NULL; 398
292 R->swap.rend[p] = NULL; 399 term_start = 0;
293 R->drawn_text[p] = NULL;
294 R->drawn_rend[p] = NULL;
295 rxvt_blank_screen_mem(aR_ R->swap.text, R->swap.rend,
296 p, setrstyle);
297 rxvt_blank_screen_mem(aR_ R->drawn_text, R->drawn_rend,
298 p, setrstyle);
299 } 400 }
300 if (k > 0) { 401
301 rxvt_scroll_text(aR_ 0, (int)nrow - 1, -k, 1); 402 clamp_it (screen.cur.row, 0, nrow - 1);
302 R->screen.cur.row += k; 403 clamp_it (screen.cur.col, 0, ncol - 1);
303 R->screen.s_cur.row += k; 404 }
304 R->TermWin.nscrolled -= k; 405
305 } 406 for (int row = nrow; row--; )
306#ifdef DEBUG_STRICT
307 assert(R->screen.cur.row < R->TermWin.nrow);
308 assert(R->swap.cur.row < R->TermWin.nrow);
309#else /* drive with your eyes closed */
310 MIN_IT(R->screen.cur.row, nrow - 1);
311 MIN_IT(R->swap.cur.row, nrow - 1);
312#endif
313 }
314/* B2: resize columns */
315 if (ncol != prev_ncol) {
316 for (p = 0; p < total_rows; p++) {
317 if (R->screen.text[p]) {
318 R->screen.text[p] = (text_t *)rxvt_realloc(R->screen.text[p], ncol * sizeof(text_t));
319 R->screen.rend[p] = (rend_t *)rxvt_realloc(R->screen.rend[p], ncol * sizeof(rend_t));
320 MIN_IT(R->screen.tlen[p], (int16_t)ncol);
321 if (ncol > prev_ncol)
322 rxvt_blank_line(aR_
323 &(R->screen.text[p][prev_ncol]),
324 &(R->screen.rend[p][prev_ncol]),
325 ncol - prev_ncol,
326 setrstyle);
327 }
328 }
329 for (p = 0; p < nrow; p++) {
330 R->drawn_text[p] = (text_t *)rxvt_realloc(R->drawn_text[p], ncol * sizeof(text_t));
331 R->drawn_rend[p] = (rend_t *)rxvt_realloc(R->drawn_rend[p], ncol * sizeof(rend_t));
332 if (R->swap.text[p]) {
333 R->swap.text[p] = (text_t *)rxvt_realloc(R->swap.text[p], ncol * sizeof(text_t));
334 R->swap.rend[p] = (rend_t *)rxvt_realloc(R->swap.rend[p], ncol * sizeof(rend_t));
335 MIN_IT(R->swap.tlen[p], (int16_t)ncol);
336 if (ncol > prev_ncol)
337 rxvt_blank_line(aR_
338 &(R->swap.text[p][prev_ncol]),
339 &(R->swap.rend[p][prev_ncol]),
340 ncol - prev_ncol, setrstyle);
341 }
342 if (ncol > prev_ncol)
343 rxvt_blank_line(aR_
344 &(R->drawn_text[p][prev_ncol]),
345 &(R->drawn_rend[p][prev_ncol]),
346 ncol - prev_ncol, setrstyle);
347 }
348 MIN_IT(R->screen.cur.col, (int16_t)ncol - 1);
349 MIN_IT(R->swap.cur.col, (int16_t)ncol - 1);
350 }
351 if (R->tabs)
352 free(R->tabs);
353 } 407 {
408 if (!ROW (row).valid ()) scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
409 if (!swap_buf [row].valid ()) scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
410 if (!drawn_buf [row].valid ()) scr_blank_screen_mem (drawn_buf [row], DEFAULT_RSTYLE);
411 }
354 412
413 free (prev_chunk);
414
415 free (tabs);
355 R->tabs = (char *)rxvt_malloc(ncol * sizeof(char)); 416 tabs = (char *)rxvt_malloc (ncol);
356 417
357 for (p = 0; p < ncol; p++) 418 for (int col = ncol; col--; )
358 R->tabs[p] = (p % TABSIZE == 0) ? 1 : 0; 419 tabs [col] = col % TABSIZE == 0;
359 420
421 CLEAR_ALL_SELECTION ();
422
360 R->prev_nrow = nrow; 423 prev_nrow = nrow;
361 R->prev_ncol = ncol; 424 prev_ncol = ncol;
362 425
363 R->tt_winch (); 426 tt_winch ();
364}
365 427
366/* INTPROTO */ 428 HOOK_INVOKE ((this, HOOK_RESET, DT_END));
367void
368rxvt_scr_reset_realloc(pR)
369{
370 uint16_t total_rows, nrow;
371
372 nrow = R->TermWin.nrow;
373 total_rows = nrow + R->TermWin.saveLines;
374/* *INDENT-OFF* */
375 R->screen.text = (text_t **)rxvt_realloc(R->screen.text, total_rows * sizeof(text_t *));
376 R->buf_text = (text_t **)rxvt_realloc(R->buf_text , total_rows * sizeof(text_t *));
377 R->drawn_text = (text_t **)rxvt_realloc(R->drawn_text , nrow * sizeof(text_t *));
378 R->swap.text = (text_t **)rxvt_realloc(R->swap.text , nrow * sizeof(text_t *));
379
380 R->screen.tlen = (int16_t *)rxvt_realloc(R->screen.tlen, total_rows * sizeof(int16_t));
381 R->swap.tlen = (int16_t *)rxvt_realloc(R->swap.tlen , total_rows * sizeof(int16_t));
382
383 R->screen.rend = (rend_t **)rxvt_realloc(R->screen.rend, total_rows * sizeof(rend_t *));
384 R->buf_rend = (rend_t **)rxvt_realloc(R->buf_rend , total_rows * sizeof(rend_t *));
385 R->drawn_rend = (rend_t **)rxvt_realloc(R->drawn_rend , nrow * sizeof(rend_t *));
386 R->swap.rend = (rend_t **)rxvt_realloc(R->swap.rend , nrow * sizeof(rend_t *));
387/* *INDENT-ON* */
388} 429}
389 430
390/* ------------------------------------------------------------------------- */ 431/* ------------------------------------------------------------------------- */
391/* 432/*
392 * Free everything. That way malloc debugging can find leakage. 433 * Free everything. That way malloc debugging can find leakage.
393 */ 434 */
394/* EXTPROTO */
395void 435void
396rxvt_scr_release(pR) 436rxvt_term::scr_release () NOTHROW
397{ 437{
398 uint16_t total_rows; 438 free (chunk);
399 int i;
400
401 total_rows = R->TermWin.nrow + R->TermWin.saveLines;
402 for (i = 0; i < total_rows; i++) {
403 if (R->screen.text[i]) { /* then so is R->screen.rend[i] */
404 free(R->screen.text[i]);
405#ifdef DEBUG_STRICT
406 assert(R->screen.rend[i]);
407#endif
408 free(R->screen.rend[i]);
409 }
410 }
411 for (i = 0; i < R->TermWin.nrow; i++) {
412 free(R->drawn_text[i]);
413 free(R->drawn_rend[i]);
414 free(R->swap.text[i]);
415 free(R->swap.rend[i]);
416 }
417 free(R->screen.text);
418 free(R->screen.tlen);
419 free(R->screen.rend);
420 free(R->drawn_text);
421 free(R->drawn_rend);
422 free(R->swap.text);
423 free(R->swap.tlen);
424 free(R->swap.rend);
425 free(R->buf_text);
426 free(R->buf_rend);
427 free(R->tabs); 439 free (tabs);
428
429/* NULL these so if anything tries to use them, we'll know about it */
430 R->screen.text = R->drawn_text = R->swap.text = NULL;
431 R->screen.rend = R->drawn_rend = R->swap.rend = NULL;
432 R->screen.tlen = R->swap.tlen = NULL;
433 R->buf_text = NULL;
434 R->buf_rend = NULL;
435 R->tabs = NULL;
436} 440}
437 441
438/* ------------------------------------------------------------------------- */ 442/* ------------------------------------------------------------------------- */
439/* 443/*
440 * Hard reset 444 * Hard/Soft reset
441 */ 445 */
442/* EXTPROTO */
443void 446void
444rxvt_scr_poweron(pR) 447rxvt_term::scr_poweron ()
445{ 448{
446 D_SCREEN((stderr, "rxvt_scr_poweron()"));
447
448 rxvt_scr_release(aR); 449 scr_release ();
450
451 row_buf = 0;
452 tabs = 0;
449 R->prev_nrow = R->prev_ncol = 0; 453 prev_nrow = prev_ncol = 0;
450 rxvt_scr_reset(aR); 454 rvideo_mode = false;
455 scr_soft_reset ();
456 scr_reset ();
451 457
452 rxvt_scr_clear(aR); 458 scr_clear (true);
453 rxvt_scr_refresh(aR_ SLOW_REFRESH); 459 scr_refresh ();
454#ifdef RXVT_GRAPHICS 460}
455 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 ();
456#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);
457} 476}
458 477
459/* ------------------------------------------------------------------------- * 478/* ------------------------------------------------------------------------- *
460 * PROCESS SCREEN COMMANDS * 479 * PROCESS SCREEN COMMANDS *
461 * ------------------------------------------------------------------------- */ 480 * ------------------------------------------------------------------------- */
462/* 481/*
463 * Save and Restore cursor 482 * Save and Restore cursor
464 * XTERM_SEQ: Save cursor : ESC 7 483 * XTERM_SEQ: Save cursor : ESC 7
465 * XTERM_SEQ: Restore cursor: ESC 8 484 * XTERM_SEQ: Restore cursor: ESC 8
466 */ 485 */
467/* EXTPROTO */
468void 486void
469rxvt_scr_cursor(pR_ int mode) 487rxvt_term::scr_cursor (cursor_mode mode) NOTHROW
470{ 488{
471 screen_t *s; 489 screen_t *s;
472
473 D_SCREEN((stderr, "rxvt_scr_cursor(%c)", mode));
474 490
475#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR) 491#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
476 if (R->current_screen == SECONDARY) 492 if (current_screen == SECONDARY)
477 s = &(R->swap); 493 s = &swap;
478 else 494 else
479#endif 495#endif
480 s = &(R->screen); 496 s = &screen;
497
481 switch (mode) { 498 switch (mode)
499 {
482 case SAVE: 500 case SAVE:
483 s->s_cur.row = s->cur.row; 501 s->s_cur.row = screen.cur.row;
484 s->s_cur.col = s->cur.col; 502 s->s_cur.col = screen.cur.col;
485 s->s_rstyle = R->rstyle; 503 s->s_rstyle = rstyle;
486 s->s_charset = s->charset; 504 s->s_charset = screen.charset;
487 s->s_charset_char = R->charsets[s->charset]; 505 s->s_charset_char = charsets[screen.charset];
488 break; 506 break;
507
489 case RESTORE: 508 case RESTORE:
490 R->want_refresh = 1; 509 want_refresh = 1;
491 s->cur.row = s->s_cur.row; 510 screen.cur.row = s->s_cur.row;
492 s->cur.col = s->s_cur.col; 511 screen.cur.col = s->s_cur.col;
493 s->flags &= ~Screen_WrapNext; 512 screen.flags &= ~Screen_WrapNext;
494 R->rstyle = s->s_rstyle; 513 rstyle = s->s_rstyle;
495 s->charset = s->s_charset; 514 screen.charset = s->s_charset;
496 R->charsets[s->charset] = s->s_charset_char; 515 charsets[screen.charset] = s->s_charset_char;
497 rxvt_set_font_style(aR); 516 set_font_style ();
498 break; 517 break;
499 } 518 }
519
500/* boundary check in case screen size changed between SAVE and RESTORE */ 520 /* boundary check in case screen size changed between SAVE and RESTORE */
501 MIN_IT(s->cur.row, R->TermWin.nrow - 1); 521 min_it (s->cur.row, nrow - 1);
502 MIN_IT(s->cur.col, R->TermWin.ncol - 1); 522 min_it (s->cur.col, ncol - 1);
503#ifdef DEBUG_STRICT
504 assert(s->cur.row >= 0); 523 assert (s->cur.row >= 0);
505 assert(s->cur.col >= 0); 524 assert (s->cur.col >= 0);
506#else /* drive with your eyes closed */ 525}
507 MAX_IT(s->cur.row, 0); 526
508 MAX_IT(s->cur.col, 0); 527void
509#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);
510} 540}
511 541
512/* ------------------------------------------------------------------------- */ 542/* ------------------------------------------------------------------------- */
513/* 543/*
514 * Swap between primary and secondary screens 544 * Swap between primary and secondary screens
515 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h 545 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h
516 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l 546 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l
517 */ 547 */
518/* EXTPROTO */ 548void
519int
520rxvt_scr_change_screen(pR_ int scrn) 549rxvt_term::scr_change_screen (int scrn)
521{ 550{
522 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
523#if NSCREENS 566#if NSCREENS
524 int offset; 567 if (option (Opt_secondaryScreen))
525#endif 568 {
526
527 R->want_refresh = 1;
528
529 D_SCREEN((stderr, "rxvt_scr_change_screen(%d)", scrn));
530
531 R->TermWin.view_start = 0;
532
533 if (R->current_screen == scrn)
534 return R->current_screen;
535
536 rxvt_selection_check(aR_ 2); /* check for boundary cross */
537
538 SWAP_IT(R->current_screen, scrn, int);
539#if NSCREENS
540 R->num_scr = 0; 569 num_scr = 0;
541 offset = R->TermWin.saveLines; 570
542 for (i = R->prev_nrow; i--;) { 571 scr_swap_screen ();
543 SWAP_IT(R->screen.text[i + offset], R->swap.text[i], text_t *); 572
544 SWAP_IT(R->screen.tlen[i + offset], R->swap.tlen[i], int16_t); 573 ::swap (screen.charset, swap.charset);
545 SWAP_IT(R->screen.rend[i + offset], R->swap.rend[i], rend_t *); 574 ::swap (screen.flags, swap.flags);
546 }
547 SWAP_IT(R->screen.cur.row, R->swap.cur.row, int16_t);
548 SWAP_IT(R->screen.cur.col, R->swap.cur.col, int16_t);
549# ifdef DEBUG_STRICT
550 assert((R->screen.cur.row >= 0) && (R->screen.cur.row < R->prev_nrow));
551 assert((R->screen.cur.col >= 0) && (R->screen.cur.col < R->prev_ncol));
552# else /* drive with your eyes closed */
553 MAX_IT(R->screen.cur.row, 0);
554 MIN_IT(R->screen.cur.row, (int32_t)R->prev_nrow - 1);
555 MAX_IT(R->screen.cur.col, 0);
556 MIN_IT(R->screen.cur.col, (int32_t)R->prev_ncol - 1);
557# endif
558 SWAP_IT(R->screen.charset, R->swap.charset, int16_t);
559 SWAP_IT(R->screen.flags, R->swap.flags, int);
560 R->screen.flags |= Screen_VisibleCursor; 575 screen.flags |= Screen_VisibleCursor;
561 R->swap.flags |= Screen_VisibleCursor; 576 swap.flags |= Screen_VisibleCursor;
562
563# ifdef RXVT_GRAPHICS
564
565 if (rxvt_Gr_Displayed(aR)) {
566 rxvt_Gr_scroll(aR_ 0);
567 rxvt_Gr_ChangeScreen(aR);
568 } 577 }
578 else
569# endif 579#endif
570#else 580 if (option (Opt_secondaryScroll))
571# ifdef SCROLL_ON_NO_SECONDARY
572# ifdef RXVT_GRAPHICS
573 if (rxvt_Gr_Displayed(aR))
574 rxvt_Gr_ClearScreen(aR);
575# endif
576 if (R->current_screen == PRIMARY
577# ifdef RXVT_GRAPHICS
578 && !rxvt_Gr_Displayed(aR)
579# endif
580 )
581 rxvt_scroll_text(aR_ 0, (R->prev_nrow - 1), R->prev_nrow, 0); 581 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
582# endif 582}
583#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))
584 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++;
585} 599}
586 600
587/* ------------------------------------------------------------------------- */ 601/* ------------------------------------------------------------------------- */
588/* 602/*
589 * Change the colour for following text 603 * Change the colour for following text
590 */ 604 */
591/* EXTPROTO */
592void 605void
593rxvt_scr_color(pR_ unsigned int color, int fgbg) 606rxvt_term::scr_color (unsigned int color, int fgbg) NOTHROW
594{ 607{
608 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
595 color &= RS_fgMask; 609 color = fgbg;
610
596 if (fgbg == Color_fg) 611 if (fgbg == Color_fg)
597 R->rstyle = SET_FGCOLOR(R->rstyle, color); 612 rstyle = SET_FGCOLOR (rstyle, color);
598 else 613 else
599 R->rstyle = SET_BGCOLOR(R->rstyle, color); 614 rstyle = SET_BGCOLOR (rstyle, color);
600} 615}
601 616
602/* ------------------------------------------------------------------------- */ 617/* ------------------------------------------------------------------------- */
603/* 618/*
604 * Change the rendition style for following text 619 * Change the rendition style for following text
605 */ 620 */
606/* EXTPROTO */
607void 621void
608rxvt_scr_rendition(pR_ int set, int style) 622rxvt_term::scr_rendition (int set, int style) NOTHROW
609{ 623{
610 if (set) 624 if (set)
611 R->rstyle |= style; 625 rstyle |= style;
612 else if (style == ~RS_None) 626 else if (style == ~RS_None)
613 R->rstyle = DEFAULT_RSTYLE; 627 rstyle = DEFAULT_RSTYLE;
614 else 628 else
615 R->rstyle &= ~style; 629 rstyle &= ~style;
616} 630}
617 631
618/* ------------------------------------------------------------------------- */ 632/* ------------------------------------------------------------------------- */
619/* 633/*
620 * Scroll text between <row1> and <row2> inclusive, by <count> lines 634 * Scroll text between <row1> and <row2> inclusive, by <count> lines
621 * count positive ==> scroll up 635 * count positive ==> scroll up
622 * count negative ==> scroll down 636 * count negative ==> scroll down
623 * spec == 0 for normal routines
624 */ 637 */
625/* EXTPROTO */
626int 638int
627rxvt_scroll_text(pR_ int row1, int row2, int count, int spec) 639rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW
628{ 640{
629 int i, j;
630 long nscrolled;
631
632 if (count == 0 || (row1 > row2)) 641 if (count == 0 || (row1 > row2))
633 return 0; 642 return 0;
634 643
635 R->want_refresh = 1; 644 want_refresh = 1;
636 D_SCREEN((stderr, "rxvt_scroll_text(%d,%d,%d,%d): %s", row1, row2, count, spec, (R->current_screen == PRIMARY) ? "Primary" : "Secondary")); 645 num_scr += count;
637 646
638 if ((count > 0) && (row1 == 0) && (R->current_screen == PRIMARY)) { 647 if (count > 0
639 nscrolled = (long)R->TermWin.nscrolled + (long)count;; 648 && row1 == 0
640 if (nscrolled > (long)R->TermWin.saveLines) 649 && (current_screen == PRIMARY || option (Opt_secondaryScroll)))
641 R->TermWin.nscrolled = R->TermWin.saveLines; 650 {
651 min_it (count, total_rows - (nrow - (row2 + 1)));
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 }
642 else 690 else
643 R->TermWin.nscrolled = (uint16_t)nscrolled; 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
644 if ((R->Options & Opt_scrollWithBuffer) 706 if (option (Opt_scrollWithBuffer)
645 && R->TermWin.view_start != 0 707 && view_start != 0
646 && R->TermWin.view_start != R->TermWin.saveLines) 708 && view_start != -saveLines)
647 rxvt_scr_page(aR_ UP, count); 709 scr_page (UP, count);
648 } else if (!spec)
649 row1 += R->TermWin.saveLines;
650 row2 += R->TermWin.saveLines;
651 710
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 {
652 if (R->selection.op && R->current_screen == R->selection.screen) { 716 if (selection.op && current_screen == selection.screen)
653 i = R->selection.beg.row + R->TermWin.saveLines; 717 {
654 j = R->selection.end.row + R->TermWin.saveLines; 718 if ((selection.beg.row < row1 && selection.end.row > row1)
655 if ((i < row1 && j > row1) 719 || (selection.beg.row < row2 && selection.end.row > row2)
656 || (i < row2 && j > row2) 720 || (selection.beg.row - count < row1 && selection.beg.row >= row1)
657 || (i - count < row1 && i >= row1) 721 || (selection.beg.row - count > row2 && selection.beg.row <= row2)
658 || (i - count > row2 && i <= row2) 722 || (selection.end.row - count < row1 && selection.end.row >= row1)
659 || (j - count < row1 && j >= row1) 723 || (selection.end.row - count > row2 && selection.end.row <= row2))
660 || (j - count > row2 && j <= row2)) { 724 {
661 CLEAR_ALL_SELECTION(R); 725 CLEAR_ALL_SELECTION ();
662 R->selection.op = SELECTION_CLEAR; /* XXX: too aggressive? */ 726 selection.op = SELECTION_CLEAR;
663 } else if (j >= row1 && j <= row2) { 727 }
728 else if (selection.end.row >= row1 && selection.end.row <= row2)
729 {
664 /* move selected region too */ 730 /* move selected region too */
665 R->selection.beg.row -= count; 731 selection.beg.row -= count;
666 R->selection.end.row -= count; 732 selection.end.row -= count;
667 R->selection.mark.row -= count; 733 selection.mark.row -= count;
734
735 selection_check (0);
736 }
737 }
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)
668 } 744 {
669 } 745 line_t &l = ROW(row1 - 1);
670 rxvt_selection_check(aR_ 0); /* _after_ R->TermWin.nscrolled update */ 746 l.is_longer (0);
747 l.touch ();
748 }
671 749
672 R->num_scr += count;
673 j = count;
674 if (count < 0)
675 count = -count;
676 i = row2 - row1 + 1; 750 int rows = row2 - row1 + 1;
677 MIN_IT(count, i);
678 751
679 if (j > 0) { 752 min_it (count, rows);
680/* A: scroll up */
681 753
682/* A1: Copy lines that will get clobbered by the rotation */ 754 line_t *temp_buf = rxvt_temp_buf<line_t> (rows);
683 for (i = 0, j = row1; i < count; i++, j++) { 755
684 R->buf_text[i] = R->screen.text[j]; 756 for (int row = 0; row < rows; row++)
685 R->buf_rend[i] = R->screen.rend[j];
686 } 757 {
687/* A2: Rotate lines */ 758 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
688 for (j = row1, i = j + count; i <= row2; i++, j++) { 759
689 R->screen.tlen[j] = R->screen.tlen[i]; 760 if (!IN_RANGE_EXC (row + count, 0, rows))
690 R->screen.text[j] = R->screen.text[i]; 761 scr_blank_screen_mem (temp_buf [row], rstyle);
691 R->screen.rend[j] = R->screen.rend[i]; 762 }
763
764 for (int row = 0; row < rows; row++)
765 ROW(row1 + row) = temp_buf [row];
766
767 // sever bottommost line
768 {
769 line_t &l = ROW(row2);
770 l.is_longer (0);
771 l.touch ();
692 } 772 }
693 j = row2 - count + 1, i = count;
694 } else /* if (j < 0) */ {
695/* B: scroll down */
696
697/* B1: Copy lines that will get clobbered by the rotation */
698 for (i = 0, j = row2; i < count; i++, j--) {
699 R->buf_text[i] = R->screen.text[j];
700 R->buf_rend[i] = R->screen.rend[j];
701 }
702/* B2: Rotate lines */
703 for (j = row2, i = j - count; i >= row1; i--, j--) {
704 R->screen.tlen[j] = R->screen.tlen[i];
705 R->screen.text[j] = R->screen.text[i];
706 R->screen.rend[j] = R->screen.rend[i];
707 }
708 j = row1, i = count;
709 count = -count;
710 } 773 }
711 774
712/* C: Resurrect lines */
713 for (; i--; j++) {
714 R->screen.tlen[j] = 0;
715 R->screen.text[j] = R->buf_text[i];
716 R->screen.rend[j] = R->buf_rend[i];
717 if (!spec) /* line length may not equal TermWin.ncol */
718 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend,
719 (unsigned int)j, R->rstyle);
720 }
721
722#ifdef RXVT_GRAPHICS
723 if (rxvt_Gr_Displayed(aR))
724 rxvt_Gr_scroll(aR_ count);
725#endif
726 return count; 775 return count;
727} 776}
728 777
729/* ------------------------------------------------------------------------- */ 778/* ------------------------------------------------------------------------- */
730/* 779/*
731 * Add text given in <str> of length <len> to screen struct 780 * Add text given in <str> of length <len> to screen struct
732 */ 781 */
733/* EXTPROTO */
734void 782void
735rxvt_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
736{ 784{
737 unsigned char checksel, clearsel;
738 uint32_t c;
739 int i, row, last_col;
740 text_t *stp;
741 rend_t *srp;
742
743 if (len <= 0) /* sanity */ 785 if (len <= 0) /* sanity */
744 return; 786 return;
745 787
788 bool checksel;
789 unicode_t c;
790 int ncol = this->ncol;
791 const wchar_t *strend = str + len;
792
746 R->want_refresh = 1; 793 want_refresh = 1;
747 last_col = R->TermWin.ncol;
748
749 D_SCREEN((stderr, "rxvt_scr_add_lines(%d,%d)", nlines, len));
750 ZERO_SCROLLBACK(R); 794 ZERO_SCROLLBACK ();
795
751 if (nlines > 0) { 796 if (minlines > 0)
797 {
752 nlines += (R->screen.cur.row - R->screen.bscroll); 798 minlines += screen.cur.row - screen.bscroll;
799 min_it (minlines, screen.cur.row - top_row);
800
753 if ((nlines > 0) 801 if (minlines > 0
754 && (R->screen.tscroll == 0) 802 && screen.tscroll == 0
755 && (R->screen.bscroll == (R->TermWin.nrow - 1))) { 803 && screen.bscroll == nrow - 1)
804 {
756 /* _at least_ this many lines need to be scrolled */ 805 /* _at least_ this many lines need to be scrolled */
757 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, nlines, 806 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
758 0);
759 R->screen.cur.row -= nlines; 807 screen.cur.row -= minlines;
760 } 808 }
761 } 809 }
762#ifdef DEBUG_STRICT 810
763 assert(R->screen.cur.col < last_col); 811 assert (screen.cur.col < ncol);
764 assert((R->screen.cur.row < R->TermWin.nrow) 812 assert (screen.cur.row < nrow
765 && (R->screen.cur.row >= -(int32_t)R->TermWin.nscrolled)); 813 && screen.cur.row >= top_row);
766#else /* drive with your eyes closed */ 814 int row = screen.cur.row;
767 MIN_IT(R->screen.cur.col, last_col - 1);
768 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1);
769 MAX_IT(R->screen.cur.row, -(int32_t)R->TermWin.nscrolled);
770#endif
771 row = R->screen.cur.row + R->TermWin.saveLines;
772 815
773 checksel = (R->selection.op 816 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
774 && R->current_screen == R->selection.screen) ? 1 : 0;
775 clearsel = 0;
776 817
777 stp = R->screen.text[row]; 818 line_t *line = &ROW(row);
778 srp = R->screen.rend[row];
779 819
780 for (i = 0; i < len;) { 820 while (str < strend)
781 c = str[i++]; 821 {
782 switch (c) { 822 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
783 case '\t': 823
784 rxvt_scr_tab(aR_ 1); 824 if (ecb_unlikely (c < 0x20))
825 if (c == C0_LF)
826 {
827 max_it (line->l, screen.cur.col);
828
829 screen.flags &= ~Screen_WrapNext;
830
831 if (screen.cur.row == screen.bscroll)
832 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
833 else if (screen.cur.row < (nrow - 1))
834 row = ++screen.cur.row;
835
836 line = &ROW(row); /* _must_ refresh */
785 continue; 837 continue;
786 case '\n': 838 }
787 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 839 else if (c == C0_CR)
788 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 840 {
841 max_it (line->l, screen.cur.col);
842
789 R->screen.flags &= ~Screen_WrapNext; 843 screen.flags &= ~Screen_WrapNext;
790 if (R->screen.cur.row == R->screen.bscroll) 844 screen.cur.col = 0;
791 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, 1, 0);
792 else if (R->screen.cur.row < (R->TermWin.nrow - 1))
793 row = (++R->screen.cur.row) + R->TermWin.saveLines;
794 stp = R->screen.text[row]; /* _must_ refresh */
795 srp = R->screen.rend[row]; /* _must_ refresh */
796 continue; 845 continue;
797 case '\r': 846 }
798 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 847 else if (c == C0_HT)
799 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 848 {
800 R->screen.flags &= ~Screen_WrapNext; 849 scr_tab (1, true);
801 R->screen.cur.col = 0;
802 continue; 850 continue;
803 default:
804 if (c == 127)
805 continue; /* yummmm..... */
806 break;
807 } 851 }
808 852
853 if (ecb_unlikely (
809 if (checksel /* see if we're writing within selection */ 854 checksel /* see if we're writing within selection */
810 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 855 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
811 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) { 856 && ROWCOL_IS_BEFORE (screen.cur, selection.end)
857 ))
858 {
812 checksel = 0; 859 checksel = 0;
813 clearsel = 1; 860 /*
861 * If we wrote anywhere in the selected area, kill the selection
862 * XXX: should we kill the mark too? Possibly, but maybe that
863 * should be a similar check.
864 */
865 CLEAR_SELECTION ();
866 }
867
868 if (ecb_unlikely (screen.flags & Screen_WrapNext))
814 } 869 {
815 if (R->screen.flags & Screen_WrapNext) { 870 scr_do_wrap ();
816 R->screen.tlen[row] = -1; 871
817 if (R->screen.cur.row == R->screen.bscroll) 872 line->l = ncol;
818 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, 1, 0); 873 line->is_longer (1);
819 else if (R->screen.cur.row < (R->TermWin.nrow - 1)) 874
820 row = (++R->screen.cur.row) + R->TermWin.saveLines; 875 row = screen.cur.row;
821 stp = R->screen.text[row]; /* _must_ refresh */ 876 line = &ROW(row); /* _must_ refresh */
822 srp = R->screen.rend[row]; /* _must_ refresh */ 877 }
823 R->screen.cur.col = 0; 878
824 R->screen.flags &= ~Screen_WrapNext; 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
889 if (ecb_unlikely (charsets [screen.charset] == '0')) // DEC SPECIAL
825 } 890 {
826 if (R->screen.flags & Screen_Insert) 891 // vt100 special graphics and line drawing
827 rxvt_scr_insdel_chars(aR_ 1, INSERT); 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 };
828 904
829 if (R->charsets[R->screen.charset] == '0') // DEC SPECIAL 905 if (c >= 0x41 && c <= 0x7e && vt100_0[c - 0x41])
830 switch (c)
831 { 906 {
832 case '+': c = 0x2192; break; case ',': c = 0x2190; break; case '-': c = 0x2191; break; 907 c = vt100_0[c - 0x41];
833 case '.': c = 0x2193; break; case '0': c = 0x25ae; break; case '`': c = 0x25c6; break; 908 width = 1; // vt100 line drawing characters are always single-width
834 case 'a': c = 0x2592; break; case 'f': c = 0x00b0; break; case 'g': c = 0x00b1; break;
835 case 'h': c = 0x2592; break; case 'i': c = 0x2603; break; case 'j': c = 0x2518; break;
836 case 'k': c = 0x2510; break; case 'l': c = 0x250c; break; case 'm': c = 0x2514; break;
837 case 'n': c = 0x253c; break; case 'o': c = 0x23ba; break; case 'p': c = 0x23bb; break;
838 case 'q': c = 0x2500; break; case 'r': c = 0x23bc; break; case 's': c = 0x23bd; break;
839 case 't': c = 0x251c; break; case 'u': c = 0x2524; break; case 'v': c = 0x2534; break;
840 case 'w': c = 0x252c; break; case 'x': c = 0x2502; break; case 'y': c = 0x2264; break;
841 case 'z': c = 0x2265; break; case '{': c = 0x03c0; break; case '|': c = 0x2260; break;
842 case '}': c = 0x00a3; break; case '~': c = 0x00b7; break;
843 } 909 }
910 }
844 911
845 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);
846 914
847 stp[R->screen.cur.col] = c; 915 if (width != 0)
848 srp[R->screen.cur.col] = rend;
849
850 if (c > 255)
851 { 916 {
852 // rely on wcwidth to tell us the character width, at least for non iso-8859-1 917#if !UNICODE_3
853 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))
854 931 {
855 if (width > 1)
856 {
857 while (--width > 0 && R->screen.cur.col < last_col - 1)
858 {
859
860 srp[R->screen.cur.col] |= RS_wide;
861
862 R->screen.cur.col++;
863 stp[R->screen.cur.col] = NOCHAR;
864 srp[R->screen.cur.col] = rend;
865 }
866 }
867 }
868
869 if (R->screen.cur.col < last_col - 1)
870 R->screen.cur.col++;
871 else {
872 R->screen.tlen[row] = last_col;
873 if (R->screen.flags & Screen_Autowrap) 932 if (screen.flags & Screen_Autowrap)
933 {
934 // ... artificially enlargen the previous one
935 c = NOCHAR;
936 // and try the same character next loop iteration
937 --str;
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)
874 R->screen.flags |= Screen_WrapNext; 963 screen.flags |= Screen_WrapNext;
964
965 goto end_of_line;
966 }
967
968 c = NOCHAR;
969 }
970 while (ecb_unlikely (--width > 0));
971
972 // pad with spaces when overwriting wide character with smaller one
973 for (int c = screen.cur.col; ecb_unlikely (c < ncol && line->t[c] == NOCHAR); c++)
974 {
975 line->t[c] = ' ';
976 line->r[c] = rend;
977 }
978
979end_of_line:
980 ;
981 }
982#if ENABLE_COMBINING
983 else // width == 0
875 } 984 {
876 } 985 if (c != 0xfeff) // ignore BOM
877 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 986 {
878 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 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;
879 994
880/* 995 if (screen.cur.col > 0)
881 * If we wrote anywhere in the selected area, kill the selection 996 {
882 * XXX: should we kill the mark too? Possibly, but maybe that 997 linep = line;
883 * should be a similar check. 998 tp = line->t + screen.cur.col - 1;
884 */ 999 rp = line->r + screen.cur.col - 1;
885 if (clearsel) 1000 }
886 CLEAR_SELECTION(R); 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;
887 1010
888#ifdef DEBUG_STRICT 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
889 assert(R->screen.cur.row >= 0); 1030 assert (screen.cur.row >= 0);
890#else /* drive with your eyes closed */
891 MAX_IT(R->screen.cur.row, 0);
892#endif
893} 1031}
894 1032
895/* ------------------------------------------------------------------------- */ 1033/* ------------------------------------------------------------------------- */
896/* 1034/*
897 * 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
898 * XTERM_SEQ: CTRL-H 1036 * XTERM_SEQ: CTRL-H
899 */ 1037 */
900/* EXTPROTO */
901void 1038void
902rxvt_scr_backspace(pR) 1039rxvt_term::scr_backspace () NOTHROW
903{ 1040{
904 R->want_refresh = 1;
905 if (R->screen.cur.col == 0) { 1041 if (screen.cur.col == 0)
1042 {
906 if (R->screen.cur.row > 0) { 1043 if (screen.cur.row > 0)
1044 {
907#ifdef TERMCAP_HAS_BW 1045#ifdef TERMCAP_HAS_BW
908 R->screen.cur.col = R->TermWin.ncol - 1; 1046 screen.cur.col = ncol - 1;
909 R->screen.cur.row--; 1047 --screen.cur.row;
910 return; 1048
1049 want_refresh = 1;
911#endif 1050#endif
912 } 1051 }
1052 }
913 } else if ((R->screen.flags & Screen_WrapNext) == 0) 1053 else if (screen.flags & Screen_WrapNext)
914 rxvt_scr_gotorc(aR_ 0, -1, RELATIVE);
915 R->screen.flags &= ~Screen_WrapNext; 1054 screen.flags &= ~Screen_WrapNext;
1055 else
1056 scr_gotorc (0, -1, RELATIVE);
916} 1057}
917 1058
918/* ------------------------------------------------------------------------- */ 1059/* ------------------------------------------------------------------------- */
919/* 1060/*
920 * Process Horizontal Tab 1061 * Process Horizontal Tab
921 * count: +ve = forward; -ve = backwards 1062 * count: +ve = forward; -ve = backwards
922 * XTERM_SEQ: CTRL-I 1063 * XTERM_SEQ: CTRL-I
923 */ 1064 */
924/* EXTPROTO */
925void 1065void
926rxvt_scr_tab(pR_ int count) 1066rxvt_term::scr_tab (int count, bool ht) NOTHROW
927{ 1067{
928 int i, x; 1068 int i, x;
929 1069
930 D_SCREEN((stderr, "rxvt_scr_tab(%d)", count));
931 R->want_refresh = 1; 1070 want_refresh = 1;
932 i = x = R->screen.cur.col; 1071 i = x = screen.cur.col;
1072
933 if (count == 0) 1073 if (count == 0)
934 return; 1074 return;
935 else if (count > 0) { 1075 else if (count > 0)
1076 {
1077 line_t &l = ROW(screen.cur.row);
1078 rend_t base_rend = l.r[i];
1079 ht &= l.t[i] == ' ';
1080
936 for (; ++i < R->TermWin.ncol; ) 1081 for (; ++i < ncol; )
937 if (R->tabs[i]) { 1082 if (tabs[i])
1083 {
938 x = i; 1084 x = i;
1085
939 if (!--count) 1086 if (!--count)
940 break; 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;
941 } 1113 }
942 if (count) 1114 }
943 x = R->TermWin.ncol - 1; 1115 }
944 } else /* if (count < 0) */ { 1116 else /* if (count < 0) */
1117 {
945 for (; --i >= 0; ) 1118 for (; --i >= 0; )
946 if (R->tabs[i]) { 1119 if (tabs[i])
947 x = i;
948 if (!++count)
949 break;
950 } 1120 {
951 if (count)
952 x = 0; 1121 x = i;
1122 if (!++count)
1123 break;
1124 }
1125
1126 if (count)
1127 x = 0;
953 } 1128 }
1129
954 if (x != R->screen.cur.col) 1130 if (x != screen.cur.col)
955 rxvt_scr_gotorc(aR_ 0, x, R_RELATIVE); 1131 scr_gotorc (0, x, R_RELATIVE);
956} 1132}
957 1133
958/* ------------------------------------------------------------------------- */ 1134/* ------------------------------------------------------------------------- */
959/* 1135/*
960 * Process DEC Back Index 1136 * Process DEC Back Index
961 * XTERM_SEQ: ESC 6 1137 * XTERM_SEQ: ESC 6
962 * 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
963 * in that row right. Clear left column. 1139 * in that row right. Clear left column.
964 */ 1140 */
965#ifndef NO_FRILLS 1141#if !ENABLE_MINIMAL
966/* EXTPROTO */
967void 1142void
968rxvt_scr_backindex(pR) 1143rxvt_term::scr_backindex () NOTHROW
969{ 1144{
970 if (R->screen.cur.col > 0) 1145 if (screen.cur.col > 0)
971 rxvt_scr_gotorc(aR_ 0, -1, R_RELATIVE | C_RELATIVE); 1146 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
972 else { 1147 else
973 if (R->screen.tlen[R->screen.cur.row + R->TermWin.saveLines] == 0)
974 return; /* um, yeah? */
975 rxvt_scr_insdel_chars(aR_ 1, INSERT); 1148 scr_insdel_chars (1, INSERT);
976 }
977} 1149}
978#endif 1150#endif
979/* ------------------------------------------------------------------------- */ 1151/* ------------------------------------------------------------------------- */
980/* 1152/*
981 * Process DEC Forward Index 1153 * Process DEC Forward Index
982 * XTERM_SEQ: ESC 9 1154 * XTERM_SEQ: ESC 9
983 * 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
984 * in that row left. Clear right column. 1156 * in that row left. Clear right column.
985 */ 1157 */
986#ifndef NO_FRILLS 1158#if !ENABLE_MINIMAL
987/* EXTPROTO */
988void 1159void
989rxvt_scr_forwardindex(pR) 1160rxvt_term::scr_forwardindex () NOTHROW
990{ 1161{
991 int row;
992
993 if (R->screen.cur.col < R->TermWin.ncol - 1) 1162 if (screen.cur.col < ncol - 1)
994 rxvt_scr_gotorc(aR_ 0, 1, R_RELATIVE | C_RELATIVE); 1163 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
995 else { 1164 else
996 row = R->screen.cur.row + R->TermWin.saveLines; 1165 {
997 if (R->screen.tlen[row] == 0) 1166 line_t &l = ROW(screen.cur.row);
998 return; /* um, yeah? */ 1167
999 else if (R->screen.tlen[row] == -1) 1168 l.touch ();
1000 R->screen.tlen[row] = R->TermWin.ncol; 1169 l.is_longer (0);
1170
1001 rxvt_scr_gotorc(aR_ 0, 0, R_RELATIVE); 1171 scr_gotorc (0, 0, R_RELATIVE);
1002 rxvt_scr_insdel_chars(aR_ 1, DELETE); 1172 scr_insdel_chars (1, DELETE);
1003 rxvt_scr_gotorc(aR_ 0, R->TermWin.ncol - 1, R_RELATIVE); 1173 scr_gotorc (0, ncol - 1, R_RELATIVE);
1004 } 1174 }
1005} 1175}
1006#endif 1176#endif
1007 1177
1008/* ------------------------------------------------------------------------- */ 1178/* ------------------------------------------------------------------------- */
1009/* 1179/*
1010 * Goto Row/Column 1180 * Goto Row/Column
1011 */ 1181 */
1012/* EXTPROTO */
1013void 1182void
1014rxvt_scr_gotorc(pR_ int row, int col, int relative) 1183rxvt_term::scr_gotorc (int row, int col, int relative) NOTHROW
1015{ 1184{
1016 R->want_refresh = 1; 1185 want_refresh = 1;
1017 ZERO_SCROLLBACK(R); 1186 ZERO_SCROLLBACK ();
1018#ifdef RXVT_GRAPHICS
1019 if (rxvt_Gr_Displayed(aR))
1020 rxvt_Gr_scroll(aR_ 0);
1021#endif
1022 1187
1023 D_SCREEN((stderr, "rxvt_scr_gotorc(r:%s%d,c:%s%d): from (r:%d,c:%d)", (relative & R_RELATIVE ? "+" : ""), row, (relative & C_RELATIVE ? "+" : ""), col, R->screen.cur.row, R->screen.cur.col));
1024
1025 R->screen.cur.col = ((relative & C_RELATIVE) ? (R->screen.cur.col + col) 1188 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
1026 : col); 1189 clamp_it (screen.cur.col, 0, ncol - 1);
1027 MAX_IT(R->screen.cur.col, 0);
1028 MIN_IT(R->screen.cur.col, (int32_t)R->TermWin.ncol - 1);
1029 1190
1030 R->screen.flags &= ~Screen_WrapNext; 1191 screen.flags &= ~Screen_WrapNext;
1192
1031 if (relative & R_RELATIVE) { 1193 if (relative & R_RELATIVE)
1194 {
1032 if (row > 0) { 1195 if (row > 0)
1196 {
1033 if (R->screen.cur.row <= R->screen.bscroll 1197 if (screen.cur.row <= screen.bscroll
1034 && (R->screen.cur.row + row) > R->screen.bscroll) 1198 && (screen.cur.row + row) > screen.bscroll)
1035 R->screen.cur.row = R->screen.bscroll; 1199 screen.cur.row = screen.bscroll;
1036 else 1200 else
1037 R->screen.cur.row += row;
1038 } else if (row < 0) {
1039 if (R->screen.cur.row >= R->screen.tscroll
1040 && (R->screen.cur.row + row) < R->screen.tscroll)
1041 R->screen.cur.row = R->screen.tscroll;
1042 else
1043 R->screen.cur.row += row;
1044 }
1045 } else {
1046 if (R->screen.flags & Screen_Relative) { /* relative origin mode */
1047 R->screen.cur.row = row + R->screen.tscroll;
1048 MIN_IT(R->screen.cur.row, R->screen.bscroll);
1049 } else
1050 R->screen.cur.row = row; 1201 screen.cur.row += row;
1202 }
1203 else if (row < 0)
1204 {
1205 if (screen.cur.row >= screen.tscroll
1206 && (screen.cur.row + row) < screen.tscroll)
1207 screen.cur.row = screen.tscroll;
1208 else
1209 screen.cur.row += row;
1210 }
1211 }
1212 else
1051 } 1213 {
1052 MAX_IT(R->screen.cur.row, 0); 1214 if (screen.flags & Screen_Relative)
1053 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1215 {
1054} 1216 /* relative origin mode */
1217 screen.cur.row = row + screen.tscroll;
1218 min_it (screen.cur.row, screen.bscroll);
1219 }
1220 else
1221 screen.cur.row = row;
1222 }
1055 1223
1224 clamp_it (screen.cur.row, 0, nrow - 1);
1225}
1226
1056/* ------------------------------------------------------------------------- */ 1227/* ------------------------------------------------------------------------- */
1057/* 1228/*
1058 * direction should be UP or DN 1229 * direction should be UP or DN
1059 */ 1230 */
1060/* EXTPROTO */
1061void 1231void
1062rxvt_scr_index(pR_ enum page_dirn direction) 1232rxvt_term::scr_index (enum page_dirn direction) NOTHROW
1063{ 1233{
1064 int dirn; 1234 int dirn;
1065 1235
1066 R->want_refresh = 1; 1236 want_refresh = 1;
1237 ZERO_SCROLLBACK ();
1238
1067 dirn = ((direction == UP) ? 1 : -1); 1239 dirn = ((direction == UP) ? 1 : -1);
1068 D_SCREEN((stderr, "rxvt_scr_index(%d)", dirn));
1069 1240
1070 ZERO_SCROLLBACK(R);
1071
1072#ifdef RXVT_GRAPHICS
1073 if (rxvt_Gr_Displayed(aR))
1074 rxvt_Gr_scroll(aR_ 0);
1075#endif
1076
1077 R->screen.flags &= ~Screen_WrapNext; 1241 screen.flags &= ~Screen_WrapNext;
1242
1078 if ((R->screen.cur.row == R->screen.bscroll && direction == UP) 1243 if ((screen.cur.row == screen.bscroll && direction == UP)
1079 || (R->screen.cur.row == R->screen.tscroll && direction == DN)) 1244 || (screen.cur.row == screen.tscroll && direction == DN))
1080 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, dirn, 0); 1245 scr_scroll_text (screen.tscroll, screen.bscroll, dirn);
1081 else 1246 else
1082 R->screen.cur.row += dirn; 1247 screen.cur.row += dirn;
1083 MAX_IT(R->screen.cur.row, 0); 1248
1084 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1249 clamp_it (screen.cur.row, 0, nrow - 1);
1085 rxvt_selection_check(aR_ 0); 1250 selection_check (0);
1086} 1251}
1087 1252
1088/* ------------------------------------------------------------------------- */ 1253/* ------------------------------------------------------------------------- */
1089/* 1254/*
1090 * Erase part or whole of a line 1255 * Erase part or whole of a line
1091 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1256 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1092 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1257 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1093 * 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
1094 */ 1260 */
1095/* EXTPROTO */
1096void 1261void
1097rxvt_scr_erase_line(pR_ int mode) 1262rxvt_term::scr_erase_line (int mode) NOTHROW
1098{ 1263{
1099 unsigned int row, col, num; 1264 unsigned int col, num;
1100 1265
1101 R->want_refresh = 1; 1266 want_refresh = 1;
1102 D_SCREEN((stderr, "rxvt_scr_erase_line(%d) at screen row: %d", mode, R->screen.cur.row));
1103 ZERO_SCROLLBACK(R); 1267 ZERO_SCROLLBACK ();
1104 1268
1105#ifdef RXVT_GRAPHICS
1106 if (rxvt_Gr_Displayed(aR))
1107 rxvt_Gr_scroll(aR_ 0);
1108#endif
1109
1110 rxvt_selection_check(aR_ 1); 1269 selection_check (1);
1111 1270
1112 R->screen.flags &= ~Screen_WrapNext; 1271 line_t &line = ROW(screen.cur.row);
1113 1272
1114 row = R->TermWin.saveLines + R->screen.cur.row; 1273 line.touch ();
1274 line.is_longer (0);
1275
1115 switch (mode) { 1276 switch (mode)
1277 {
1278 case 3:
1279 if (screen.flags & Screen_WrapNext)
1280 return;
1281
1282 /* fall through */
1283
1116 case 0: /* erase to end of line */ 1284 case 0: /* erase to end of line */
1117 col = R->screen.cur.col; 1285 col = screen.cur.col;
1118 num = R->TermWin.ncol - col; 1286 num = ncol - col;
1119 MIN_IT(R->screen.tlen[row], (int16_t)col); 1287 min_it (line.l, col);
1288
1120 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)
1121 || ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.end, R->screen.cur)) 1290 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1122 CLEAR_SELECTION(R); 1291 CLEAR_SELECTION ();
1123 break; 1292 break;
1293
1124 case 1: /* erase to beginning of line */ 1294 case 1: /* erase to beginning of line */
1125 col = 0; 1295 col = 0;
1126 num = R->screen.cur.col + 1; 1296 num = screen.cur.col + 1;
1297
1127 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)
1128 || ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.end, R->screen.cur)) 1299 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1129 CLEAR_SELECTION(R); 1300 CLEAR_SELECTION ();
1130 break; 1301 break;
1302
1131 case 2: /* erase whole line */ 1303 case 2: /* erase whole line */
1132 col = 0; 1304 col = 0;
1133 num = R->TermWin.ncol; 1305 num = ncol;
1134 R->screen.tlen[row] = 0; 1306 line.l = 0;
1135 if (R->selection.beg.row <= R->screen.cur.row 1307 if (selection.beg.row <= screen.cur.row
1136 && R->selection.end.row >= R->screen.cur.row) 1308 && selection.end.row >= screen.cur.row)
1137 CLEAR_SELECTION(R); 1309 CLEAR_SELECTION ();
1138 break; 1310 break;
1139 default: 1311 default:
1140 return; 1312 return;
1141 } 1313 }
1142 if (R->screen.text[row])
1143 rxvt_blank_line(aR_
1144 &(R->screen.text[row][col]),
1145 &(R->screen.rend[row][col]), num, R->rstyle);
1146 else
1147 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend, row,
1148 R->rstyle);
1149}
1150 1314
1315 scr_blank_line (line, col, num, rstyle);
1316}
1317
1151/* ------------------------------------------------------------------------- */ 1318/* ------------------------------------------------------------------------- */
1152/* 1319/*
1153 * Erase part of whole of the screen 1320 * Erase part or whole of the screen
1154 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1321 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1155 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1322 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1156 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1323 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1157 */ 1324 */
1158/* EXTPROTO */
1159void 1325void
1160rxvt_scr_erase_screen(pR_ int mode) 1326rxvt_term::scr_erase_screen (int mode) NOTHROW
1161{ 1327{
1162 int num; 1328 int num;
1163 int32_t row, row_offset; 1329 int32_t row;
1164 rend_t ren; 1330 rend_t ren;
1165 XGCValues gcvalue; 1331 XGCValues gcvalue;
1166 1332
1167 R->want_refresh = 1; 1333 want_refresh = 1;
1168 D_SCREEN((stderr, "rxvt_scr_erase_screen(%d) at screen row: %d", mode, R->screen.cur.row));
1169 ZERO_SCROLLBACK(R); 1334 ZERO_SCROLLBACK ();
1170 row_offset = (int32_t)R->TermWin.saveLines;
1171 1335
1172 switch (mode) { 1336 switch (mode)
1337 {
1173 case 0: /* erase to end of screen */ 1338 case 0: /* erase to end of screen */
1174 rxvt_selection_check(aR_ 1);
1175 rxvt_scr_erase_line(aR_ 0); 1339 scr_erase_line (0);
1176 row = R->screen.cur.row + 1; /* possible OOB */ 1340 row = screen.cur.row + 1; /* possible OOB */
1177 num = R->TermWin.nrow - row; 1341 num = nrow - row;
1178 break; 1342 break;
1179 case 1: /* erase to beginning of screen */ 1343 case 1: /* erase to beginning of screen */
1180 rxvt_selection_check(aR_ 3);
1181 rxvt_scr_erase_line(aR_ 1); 1344 scr_erase_line (1);
1182 row = 0; 1345 row = 0;
1183 num = R->screen.cur.row; 1346 num = screen.cur.row;
1184 break; 1347 break;
1185 case 2: /* erase whole screen */ 1348 case 2: /* erase whole screen */
1186 rxvt_selection_check(aR_ 3);
1187#ifdef RXVT_GRAPHICS
1188 rxvt_Gr_ClearScreen(aR);
1189#endif
1190 row = 0; 1349 row = 0;
1191 num = R->TermWin.nrow; 1350 num = nrow;
1192 break; 1351 break;
1193 default: 1352 default:
1194 return; 1353 return;
1195 } 1354 }
1196 R->refresh_type |= REFRESH_BOUNDS; 1355
1197 if (R->selection.op && R->current_screen == R->selection.screen 1356 if (selection.op && current_screen == selection.screen
1198 && ((R->selection.beg.row >= row && R->selection.beg.row <= row + num) 1357 && ((selection.beg.row >= row && selection.beg.row <= row + num)
1199 || (R->selection.end.row >= row 1358 || (selection.end.row >= row
1200 && R->selection.end.row <= row + num))) 1359 && selection.end.row <= row + num)))
1201 CLEAR_SELECTION(R); 1360 CLEAR_SELECTION ();
1361
1202 if (row >= R->TermWin.nrow) /* Out Of Bounds */ 1362 if (row >= nrow) /* Out Of Bounds */
1203 return; 1363 return;
1204 MIN_IT(num, (R->TermWin.nrow - row)); 1364
1365 min_it (num, nrow - row);
1366
1205 if (R->rstyle & (RS_RVid | RS_Uline)) 1367 if (rstyle & (RS_Blink | RS_RVid | RS_Uline))
1206 ren = (rend_t) ~RS_None; 1368 ren = (rend_t) ~RS_None;
1207 else if (GET_BASEBG(R->rstyle) == Color_bg) { 1369 else if (GET_BASEBG (rstyle) == Color_bg)
1370 {
1208 ren = DEFAULT_RSTYLE; 1371 ren = DEFAULT_RSTYLE;
1209 CLEAR_ROWS(row, num); 1372
1210 } 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 {
1211 ren = (R->rstyle & (RS_fgMask | RS_bgMask)); 1380 ren = rstyle & (RS_fgMask | RS_bgMask);
1212 gcvalue.foreground = R->PixColors[GET_BGCOLOR(R->rstyle)]; 1381
1382 if (mapped)
1383 {
1384 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1213 XChangeGC(R->Xdisplay, R->TermWin.gc, GCForeground, &gcvalue); 1385 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1214 ERASE_ROWS(row, num); 1386 XFillRectangle (dpy, vt, gc,
1387 0, Row2Pixel (row - view_start),
1388 (unsigned int)vt_width,
1389 (unsigned int)Height2Pixel (num));
1215 gcvalue.foreground = R->PixColors[Color_fg]; 1390 gcvalue.foreground = pix_colors[Color_fg];
1216 XChangeGC(R->Xdisplay, R->TermWin.gc, GCForeground, &gcvalue); 1391 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1392 }
1217 } 1393 }
1394
1218 for (; num--; row++) { 1395 for (; num--; row++)
1219 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend,
1220 (unsigned int)(row + row_offset), R->rstyle);
1221 R->screen.tlen[row + row_offset] = 0;
1222 rxvt_blank_line(aR_
1223 R->drawn_text[row], R->drawn_rend[row],
1224 (unsigned int)R->TermWin.ncol, ren);
1225 } 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 }
1226} 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
1227 1414
1228/* ------------------------------------------------------------------------- */ 1415/* ------------------------------------------------------------------------- */
1229/* 1416/*
1230 * Fill the screen with `E's 1417 * Fill the screen with `E's
1231 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1418 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1232 */ 1419 */
1233/* EXTPROTO */
1234void 1420void
1235rxvt_scr_E(pR) 1421rxvt_term::scr_E () NOTHROW
1236{ 1422{
1237 int i, j, k; 1423 rend_t fs;
1238 rend_t *r1, fs;
1239 1424
1240 R->want_refresh = 1; 1425 want_refresh = 1;
1241 R->num_scr_allow = 0;
1242 ZERO_SCROLLBACK(R); 1426 ZERO_SCROLLBACK ();
1243 rxvt_selection_check(aR_ 3);
1244 1427
1245 fs = SET_FONT (R->rstyle, R->TermWin.fontset->find_font ('E')); 1428 num_scr_allow = 0;
1246 for (k = R->TermWin.saveLines, i = R->TermWin.nrow; i--; k++) { 1429
1247 R->screen.tlen[k] = R->TermWin.ncol; /* make the `E's selectable */ 1430 row_col_t pos;
1248 fill_text (R->screen.text[k], 'E', R->TermWin.ncol); 1431 pos.row = pos.col = 0;
1249 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--; )
1250 *r1++ = fs; 1444 *r1++ = fs;
1445
1446 line.is_longer (0);
1447 line.touch (ncol);
1251 } 1448 }
1252} 1449}
1253 1450
1254/* ------------------------------------------------------------------------- */ 1451/* ------------------------------------------------------------------------- */
1255/* 1452/*
1256 * Insert/Delete <count> lines 1453 * Insert/Delete <count> lines
1257 */ 1454 */
1258/* EXTPROTO */
1259void 1455void
1260rxvt_scr_insdel_lines(pR_ int count, int insdel) 1456rxvt_term::scr_insdel_lines (int count, int insdel) NOTHROW
1261{ 1457{
1262 int end; 1458 int end;
1263 1459
1264 ZERO_SCROLLBACK(R); 1460 ZERO_SCROLLBACK ();
1265 1461
1266#ifdef RXVT_GRAPHICS
1267 if (rxvt_Gr_Displayed(aR))
1268 rxvt_Gr_scroll(aR_ 0);
1269#endif
1270
1271 rxvt_selection_check(aR_ 1); 1462 selection_check (1);
1272 1463
1273 if (R->screen.cur.row > R->screen.bscroll) 1464 if (screen.cur.row > screen.bscroll)
1465 return;
1466
1467 end = screen.bscroll - screen.cur.row + 1;
1468 if (count > end)
1469 {
1470 if (insdel == DELETE)
1274 return; 1471 return;
1275
1276 end = R->screen.bscroll - R->screen.cur.row + 1;
1277 if (count > end) {
1278 if (insdel == DELETE)
1279 return;
1280 else if (insdel == INSERT) 1472 else if (insdel == INSERT)
1281 count = end; 1473 count = end;
1282 } 1474 }
1283 R->screen.flags &= ~Screen_WrapNext;
1284 1475
1476 scr_do_wrap ();
1477
1285 rxvt_scroll_text(aR_ R->screen.cur.row, R->screen.bscroll, insdel * count, 1478 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count);
1286 0);
1287} 1479}
1288 1480
1289/* ------------------------------------------------------------------------- */ 1481/* ------------------------------------------------------------------------- */
1290/* 1482/*
1291 * Insert/Delete <count> characters from the current position 1483 * Insert/Delete <count> characters from the current position
1292 */ 1484 */
1293/* EXTPROTO */
1294void 1485void
1295rxvt_scr_insdel_chars(pR_ int count, int insdel) 1486rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW
1296{ 1487{
1297 int col, row;
1298 rend_t tr;
1299 text_t *stp;
1300 rend_t *srp;
1301 int16_t *slp;
1302
1303 R->want_refresh = 1; 1488 want_refresh = 1;
1304 ZERO_SCROLLBACK(R); 1489 ZERO_SCROLLBACK ();
1305 1490
1306#ifdef RXVT_GRAPHICS
1307 if (rxvt_Gr_Displayed(aR))
1308 rxvt_Gr_scroll(aR_ 0);
1309#endif
1310
1311 if (count <= 0) 1491 if (count <= 0)
1312 return; 1492 return;
1313 1493
1494 scr_do_wrap ();
1495
1314 rxvt_selection_check(aR_ 1); 1496 selection_check (1);
1315 MIN_IT(count, (R->TermWin.ncol - R->screen.cur.col)); 1497 min_it (count, ncol - screen.cur.col);
1316 1498
1317 row = R->screen.cur.row + R->TermWin.saveLines; 1499 int row = screen.cur.row;
1318 R->screen.flags &= ~Screen_WrapNext;
1319 1500
1320 stp = R->screen.text[row]; 1501 line_t *line = &ROW(row);
1321 srp = R->screen.rend[row]; 1502
1322 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
1323 switch (insdel) { 1510 switch (insdel)
1511 {
1324 case INSERT: 1512 case INSERT:
1325 for (col = R->TermWin.ncol - 1; (col - count) >= R->screen.cur.col; 1513 line->l = min (line->l + count, ncol);
1326 col--) { 1514
1515 if (line->t[screen.cur.col] == NOCHAR)
1516 scr_kill_char (*line, screen.cur.col);
1517
1518 for (int col = ncol - 1; (col - count) >= screen.cur.col; col--)
1519 {
1327 stp[col] = stp[col - count]; 1520 line->t[col] = line->t[col - count];
1328 srp[col] = srp[col - count]; 1521 line->r[col] = line->r[col - count];
1329 } 1522 }
1330 if (*slp != -1) { 1523
1331 *slp += count;
1332 MIN_IT(*slp, R->TermWin.ncol);
1333 }
1334 if (R->selection.op && R->current_screen == R->selection.screen 1524 if (selection.op && current_screen == selection.screen
1335 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1525 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1526 {
1336 if (R->selection.end.row != R->screen.cur.row 1527 if (selection.end.row != screen.cur.row
1337 || (R->selection.end.col + count >= R->TermWin.ncol)) 1528 || (selection.end.col + count >= ncol))
1338 CLEAR_SELECTION(R); 1529 CLEAR_SELECTION ();
1530 else
1531 {
1339 else { /* shift selection */ 1532 /* shift selection */
1340 R->selection.beg.col += count; 1533 selection.beg.col += count;
1341 R->selection.mark.col += count; /* XXX: yes? */ 1534 selection.mark.col += count; /* XXX: yes? */
1342 R->selection.end.col += count; 1535 selection.end.col += count;
1343 } 1536 }
1344 } 1537 }
1345 rxvt_blank_line(aR_ &(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1538
1346 (unsigned int)count, R->rstyle); 1539 scr_blank_line (*line, screen.cur.col, count, rstyle);
1347 break; 1540 break;
1541
1348 case ERASE: 1542 case ERASE:
1349 R->screen.cur.col += count; /* don't worry if > R->TermWin.ncol */ 1543 screen.cur.col += count; /* don't worry if > ncol */
1350 rxvt_selection_check(aR_ 1); 1544 selection_check (1);
1351 R->screen.cur.col -= count; 1545 screen.cur.col -= count;
1352 rxvt_blank_line(aR_ &(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1546
1353 (unsigned int)count, R->rstyle); 1547 // nuke wide char after the end
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);
1354 break; 1552 break;
1553
1355 case DELETE: 1554 case DELETE:
1356 tr = srp[R->TermWin.ncol - 1] 1555 line->l = max (line->l - count, 0);
1357 & (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
1358 for (col = R->screen.cur.col; (col + count) < R->TermWin.ncol; col++) { 1561 for (int col = screen.cur.col; (col + count) < ncol; col++)
1562 {
1359 stp[col] = stp[col + count]; 1563 line->t[col] = line->t[col + count];
1360 srp[col] = srp[col + count]; 1564 line->r[col] = line->r[col + count];
1361 } 1565 }
1362 rxvt_blank_line(aR_ 1566
1363 &(stp[R->TermWin.ncol - count]), 1567 scr_blank_line (*line, ncol - count, count, rstyle);
1364 &(srp[R->TermWin.ncol - count]), 1568
1365 (unsigned int)count, tr);
1366 if (*slp == -1) /* break line continuation */
1367 *slp = R->TermWin.ncol;
1368 *slp -= count;
1369 MAX_IT(*slp, 0);
1370 if (R->selection.op && R->current_screen == R->selection.screen 1569 if (selection.op && current_screen == selection.screen
1371 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1570 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1571 {
1372 if (R->selection.end.row != R->screen.cur.row 1572 if (selection.end.row != screen.cur.row
1373 || (R->screen.cur.col >= R->selection.beg.col - count) 1573 || (screen.cur.col >= selection.beg.col - count)
1374 || R->selection.end.col >= R->TermWin.ncol) 1574 || selection.end.col >= ncol)
1375 CLEAR_SELECTION(R); 1575 CLEAR_SELECTION ();
1376 else { 1576 else
1577 {
1377 /* shift selection */ 1578 /* shift selection */
1378 R->selection.beg.col -= count; 1579 selection.beg.col -= count;
1379 R->selection.mark.col -= count; /* XXX: yes? */ 1580 selection.mark.col -= count; /* XXX: yes? */
1380 R->selection.end.col -= count; 1581 selection.end.col -= count;
1381 } 1582 }
1382 } 1583 }
1584
1383 break; 1585 break;
1384 } 1586 }
1385} 1587}
1386 1588
1387/* ------------------------------------------------------------------------- */ 1589/* ------------------------------------------------------------------------- */
1388/* 1590/*
1389 * Set the scrolling region 1591 * Set the scrolling region
1390 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1592 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1391 */ 1593 */
1392/* EXTPROTO */
1393void 1594void
1394rxvt_scr_scroll_region(pR_ int top, int bot) 1595rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1395{ 1596{
1396 MAX_IT(top, 0); 1597 max_it (top, 0);
1397 MIN_IT(bot, (int)R->TermWin.nrow - 1); 1598 min_it (bot, nrow - 1);
1599
1398 if (top > bot) 1600 if (top > bot)
1399 return; 1601 return;
1602
1400 R->screen.tscroll = top; 1603 screen.tscroll = top;
1401 R->screen.bscroll = bot; 1604 screen.bscroll = bot;
1402 rxvt_scr_gotorc(aR_ 0, 0, 0); 1605 scr_gotorc (0, 0, 0);
1403} 1606}
1404 1607
1405/* ------------------------------------------------------------------------- */ 1608/* ------------------------------------------------------------------------- */
1406/* 1609/*
1407 * Make the cursor visible/invisible 1610 * Make the cursor visible/invisible
1408 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1611 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1409 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1612 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1410 */ 1613 */
1411/* EXTPROTO */
1412void 1614void
1413rxvt_scr_cursor_visible(pR_ int mode) 1615rxvt_term::scr_cursor_visible (int mode) NOTHROW
1414{ 1616{
1415 R->want_refresh = 1; 1617 want_refresh = 1;
1618
1416 if (mode) 1619 if (mode)
1417 R->screen.flags |= Screen_VisibleCursor; 1620 screen.flags |= Screen_VisibleCursor;
1418 else 1621 else
1419 R->screen.flags &= ~Screen_VisibleCursor; 1622 screen.flags &= ~Screen_VisibleCursor;
1420} 1623}
1421 1624
1422/* ------------------------------------------------------------------------- */ 1625/* ------------------------------------------------------------------------- */
1423/* 1626/*
1424 * Set/unset automatic wrapping 1627 * Set/unset automatic wrapping
1425 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1628 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1426 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1629 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1427 */ 1630 */
1428/* EXTPROTO */
1429void 1631void
1430rxvt_scr_autowrap(pR_ int mode) 1632rxvt_term::scr_autowrap (int mode) NOTHROW
1431{ 1633{
1432 if (mode) 1634 if (mode)
1433 R->screen.flags |= Screen_Autowrap; 1635 screen.flags |= Screen_Autowrap;
1434 else 1636 else
1435 R->screen.flags &= ~(Screen_Autowrap | Screen_WrapNext); 1637 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
1436} 1638}
1437 1639
1438/* ------------------------------------------------------------------------- */ 1640/* ------------------------------------------------------------------------- */
1439/* 1641/*
1440 * Set/unset margin origin mode 1642 * Set/unset margin origin mode
… …
1443 * 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
1444 * and the cursor cannot be moved outside. 1646 * and the cursor cannot be moved outside.
1445 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1647 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1446 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1648 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1447 */ 1649 */
1448/* EXTPROTO */
1449void 1650void
1450rxvt_scr_relative_origin(pR_ int mode) 1651rxvt_term::scr_relative_origin (int mode) NOTHROW
1451{ 1652{
1452 if (mode) 1653 if (mode)
1453 R->screen.flags |= Screen_Relative; 1654 screen.flags |= Screen_Relative;
1454 else 1655 else
1455 R->screen.flags &= ~Screen_Relative; 1656 screen.flags &= ~Screen_Relative;
1657
1456 rxvt_scr_gotorc(aR_ 0, 0, 0); 1658 scr_gotorc (0, 0, 0);
1457} 1659}
1458 1660
1459/* ------------------------------------------------------------------------- */ 1661/* ------------------------------------------------------------------------- */
1460/* 1662/*
1461 * Set insert/replace mode 1663 * Set insert/replace mode
1462 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1664 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1463 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1665 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1464 */ 1666 */
1465/* EXTPROTO */
1466void 1667void
1467rxvt_scr_insert_mode(pR_ int mode) 1668rxvt_term::scr_insert_mode (int mode) NOTHROW
1468{ 1669{
1469 if (mode) 1670 if (mode)
1470 R->screen.flags |= Screen_Insert; 1671 screen.flags |= Screen_Insert;
1471 else 1672 else
1472 R->screen.flags &= ~Screen_Insert; 1673 screen.flags &= ~Screen_Insert;
1473} 1674}
1474 1675
1475/* ------------------------------------------------------------------------- */ 1676/* ------------------------------------------------------------------------- */
1476/* 1677/*
1477 * Set/Unset tabs 1678 * Set/Unset tabs
1478 * XTERM_SEQ: Set tab at current column : ESC H 1679 * XTERM_SEQ: Set tab at current column : ESC H
1479 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1680 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1480 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1681 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1481 */ 1682 */
1482/* EXTPROTO */
1483void 1683void
1484rxvt_scr_set_tab(pR_ int mode) 1684rxvt_term::scr_set_tab (int mode) NOTHROW
1485{ 1685{
1486 if (mode < 0) 1686 if (mode < 0)
1487 MEMSET(R->tabs, 0, R->TermWin.ncol * sizeof(char)); 1687 memset (tabs, 0, ncol);
1488 else if (R->screen.cur.col < R->TermWin.ncol) 1688 else if (screen.cur.col < ncol)
1489 R->tabs[R->screen.cur.col] = (mode ? 1 : 0); 1689 tabs [screen.cur.col] = !!mode;
1490} 1690}
1491 1691
1492/* ------------------------------------------------------------------------- */ 1692/* ------------------------------------------------------------------------- */
1493/* 1693/*
1494 * Set reverse/normal video 1694 * Set reverse/normal video
1495 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1695 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1496 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1696 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1497 */ 1697 */
1498/* EXTPROTO */
1499void 1698void
1500rxvt_scr_rvideo_mode(pR_ int mode) 1699rxvt_term::scr_rvideo_mode (bool on) NOTHROW
1501{ 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
1502 XGCValues gcvalue; 1717 XGCValues gcvalue;
1503
1504 if (R->rvideo != mode) {
1505 R->rvideo = mode;
1506 SWAP_IT(R->PixColors[Color_fg], R->PixColors[Color_bg], rxvt_color);
1507#if defined(XPM_BACKGROUND)
1508 if (R->bgPixmap.pixmap == None)
1509#endif
1510#if defined(TRANSPARENT)
1511 if (!(R->Options & Opt_transparent) || R->am_transparent == 0)
1512#endif
1513 XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
1514 R->PixColors[Color_bg]);
1515
1516 gcvalue.foreground = R->PixColors[Color_fg]; 1718 gcvalue.foreground = pix_colors[Color_fg];
1517 gcvalue.background = R->PixColors[Color_bg]; 1719 gcvalue.background = pix_colors[Color_bg];
1518 XChangeGC(R->Xdisplay, R->TermWin.gc, GCBackground | GCForeground, 1720 XChangeGC (dpy, gc, GCBackground | GCForeground, &gcvalue);
1519 &gcvalue); 1721
1520 rxvt_scr_clear(aR); 1722 scr_clear ();
1521 rxvt_scr_touch(aR_ True); 1723 scr_touch (true);
1522 } 1724 }
1523} 1725}
1524 1726
1525/* ------------------------------------------------------------------------- */ 1727/* ------------------------------------------------------------------------- */
1526/* 1728/*
1527 * Report current cursor position 1729 * Report current cursor position
1528 * XTERM_SEQ: Report position: ESC [ 6 n 1730 * XTERM_SEQ: Report position: ESC [ 6 n
1529 */ 1731 */
1530/* EXTPROTO */
1531void 1732void
1532rxvt_scr_report_position(pR) 1733rxvt_term::scr_report_position () NOTHROW
1533{ 1734{
1534 R->tt_printf("\033[%d;%dR", R->screen.cur.row + 1, R->screen.cur.col + 1); 1735 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1535} 1736}
1536 1737
1537/* ------------------------------------------------------------------------- * 1738/* ------------------------------------------------------------------------- *
1538 * FONTS * 1739 * FONTS *
1539 * ------------------------------------------------------------------------- */ 1740 * ------------------------------------------------------------------------- */
1540 1741
1541/* 1742/*
1542 * Set font style 1743 * Set font style
1543 */ 1744 */
1544/* INTPROTO */
1545void 1745void
1546rxvt_set_font_style(pR) 1746rxvt_term::set_font_style () NOTHROW
1547{ 1747{
1748#if 0
1548 switch (R->charsets[R->screen.charset]) { 1749 switch (charsets [screen.charset])
1750 {
1549 case '0': /* DEC Special Character & Line Drawing Set */ 1751 case '0': /* DEC Special Character & Line Drawing Set */
1550 break; 1752 break;
1551 case 'A': /* United Kingdom (UK) */ 1753 case 'A': /* United Kingdom (UK) */
1552 break; 1754 break;
1553 case 'B': /* United States (USASCII) */ 1755 case 'B': /* United States (USASCII) */
1554 break; 1756 break;
1555 case '<': /* Multinational character set */ 1757 case '<': /* Multinational character set */
1556 break; 1758 break;
1557 case '5': /* Finnish character set */ 1759 case '5': /* Finnish character set */
1558 break; 1760 break;
1559 case 'C': /* Finnish character set */ 1761 case 'C': /* Finnish character set */
1560 break; 1762 break;
1561 case 'K': /* German character set */ 1763 case 'K': /* German character set */
1562 break; 1764 break;
1563 } 1765 }
1766#endif
1564} 1767}
1565 1768
1566/* ------------------------------------------------------------------------- */ 1769/* ------------------------------------------------------------------------- */
1567/* 1770/*
1568 * Choose a font 1771 * Choose a font
1569 * XTERM_SEQ: Invoke G0 character set: CTRL-O 1772 * XTERM_SEQ: Invoke G0 character set: CTRL-O
1570 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1773 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1571 * XTERM_SEQ: Invoke G2 character set: ESC N 1774 * XTERM_SEQ: Invoke G2 character set: ESC N
1572 * XTERM_SEQ: Invoke G3 character set: ESC O 1775 * XTERM_SEQ: Invoke G3 character set: ESC O
1573 */ 1776 */
1574/* EXTPROTO */
1575void 1777void
1576rxvt_scr_charset_choose(pR_ int set) 1778rxvt_term::scr_charset_choose (int set) NOTHROW
1577{ 1779{
1578 R->screen.charset = set; 1780 screen.charset = set;
1579 rxvt_set_font_style(aR); 1781 set_font_style ();
1580} 1782}
1581 1783
1582/* ------------------------------------------------------------------------- */ 1784/* ------------------------------------------------------------------------- */
1583/* 1785/*
1584 * Set a font 1786 * Set a font
… …
1586 * XTERM_SEQ: Set G1 character set: ESC ) <C> 1788 * XTERM_SEQ: Set G1 character set: ESC ) <C>
1587 * XTERM_SEQ: Set G2 character set: ESC * <C> 1789 * XTERM_SEQ: Set G2 character set: ESC * <C>
1588 * XTERM_SEQ: Set G3 character set: ESC + <C> 1790 * XTERM_SEQ: Set G3 character set: ESC + <C>
1589 * See set_font_style for possible values for <C> 1791 * See set_font_style for possible values for <C>
1590 */ 1792 */
1591/* EXTPROTO */
1592void 1793void
1593rxvt_scr_charset_set(pR_ int set, unsigned int ch) 1794rxvt_term::scr_charset_set (int set, unsigned int ch) NOTHROW
1594{ 1795{
1595 R->charsets[set] = (unsigned char)ch; 1796 charsets[set] = (unsigned char)ch;
1596 rxvt_set_font_style(aR); 1797 set_font_style ();
1597} 1798}
1598 1799
1599
1600/* ------------------------------------------------------------------------- *
1601 * GRAPHICS COLOURS *
1602 * ------------------------------------------------------------------------- */
1603
1604#ifdef RXVT_GRAPHICS
1605/* EXTPROTO */
1606int
1607rxvt_scr_get_fgcolor(pR)
1608{
1609 return GET_FGCOLOR(R->rstyle);
1610}
1611
1612/* ------------------------------------------------------------------------- */
1613/* EXTPROTO */
1614int
1615rxvt_scr_get_bgcolor(pR)
1616{
1617 return GET_BGCOLOR(R->rstyle);
1618}
1619#endif
1620 1800
1621/* ------------------------------------------------------------------------- * 1801/* ------------------------------------------------------------------------- *
1622 * MAJOR SCREEN MANIPULATION * 1802 * MAJOR SCREEN MANIPULATION *
1623 * ------------------------------------------------------------------------- */ 1803 * ------------------------------------------------------------------------- */
1624 1804
1625/* 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/*
1626 * Refresh an area 1829 * Refresh an area
1627 */ 1830 */
1628enum { 1831enum {
1629 PART_BEG = 0, 1832 PART_BEG = 0,
1630 PART_END, 1833 PART_END,
1631 RC_COUNT 1834 RC_COUNT
1632}; 1835};
1633 1836
1634/* EXTPROTO */
1635void 1837void
1636rxvt_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
1637{ 1839{
1638 int i; 1840 int i;
1639 row_col_t rc[RC_COUNT]; 1841 row_col_t rc[RC_COUNT];
1640 1842
1641 if (R->drawn_text == NULL) /* sanity check */ 1843 if (!drawn_buf) /* sanity check */
1642 return; 1844 return;
1643 1845
1644#ifdef DEBUG_STRICT 1846#ifndef NO_SLOW_LINK_SUPPORT
1645 x = max(x, (int)R->TermWin.int_bwidth); 1847 if (refresh_type == FAST_REFRESH && !display->is_local)
1646 x = min(x, (int)R->TermWin.width); 1848 {
1647 y = max(y, (int)R->TermWin.int_bwidth); 1849 y = 0;
1648 y = min(y, (int)R->TermWin.height); 1850 eheight = height;
1851 }
1649#endif 1852#endif
1650 1853
1651/* round down */ 1854 /* round down */
1652 rc[PART_BEG].col = Pixel2Col(x); 1855 rc[PART_BEG].col = Pixel2Col (x);
1653 rc[PART_BEG].row = Pixel2Row(y); 1856 rc[PART_BEG].row = Pixel2Row (y);
1654/* round up */ 1857 /* round up */
1655 rc[PART_END].col = Pixel2Width(x + width + R->TermWin.fwidth - 1); 1858 rc[PART_END].col = Pixel2Width (x + ewidth + fwidth - 1);
1656 rc[PART_END].row = Pixel2Row(y + height + R->TermWin.fheight - 1); 1859 rc[PART_END].row = Pixel2Row (y + eheight + fheight - 1);
1657 1860
1658/* sanity checks */ 1861 /* sanity checks */
1659 for (i = PART_BEG; i < RC_COUNT; i++) { 1862 for (i = PART_BEG; i < RC_COUNT; i++)
1660 MIN_IT(rc[i].col, R->TermWin.ncol - 1);
1661 MIN_IT(rc[i].row, R->TermWin.nrow - 1);
1662 } 1863 {
1864 min_it (rc[i].col, ncol - 1);
1865 min_it (rc[i].row, nrow - 1);
1866 }
1663 1867
1664 D_SCREEN((stderr, "rxvt_scr_expose(x:%d, y:%d, w:%d, h:%d) area (c:%d,r:%d)-(c:%d,r:%d)", x, y, width, height, rc[PART_BEG].col, rc[PART_BEG].row, rc[PART_END].col, rc[PART_END].row));
1665
1666 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++)
1667 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);
1668 (rc[PART_END].col - rc[PART_BEG].col + 1));
1669 1870
1871 num_scr_allow = 0;
1872
1670 if (refresh) 1873 if (refresh)
1671 rxvt_scr_refresh(aR_ SLOW_REFRESH | REFRESH_BOUNDS); 1874 scr_refresh ();
1672} 1875}
1673 1876
1674/* ------------------------------------------------------------------------- */ 1877/* ------------------------------------------------------------------------- */
1675/* 1878/*
1676 * Refresh the entire screen 1879 * Refresh the entire screen
1677 */ 1880 */
1678/* EXTPROTO */
1679void 1881void
1680rxvt_scr_touch(pR_ Bool refresh) 1882rxvt_term::scr_touch (bool refresh) NOTHROW
1681{ 1883{
1682 rxvt_scr_expose(aR_ 0, 0, R->TermWin.width, R->TermWin.height, refresh); 1884 scr_expose (0, 0, vt_width, vt_height, refresh);
1683} 1885}
1684 1886
1685/* ------------------------------------------------------------------------- */ 1887/* ------------------------------------------------------------------------- */
1686/* 1888/*
1687 * 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
1688 * the top of the screen 1890 * the top of the screen
1689 */ 1891 */
1690/* EXTPROTO */ 1892void
1691int
1692rxvt_scr_move_to(pR_ int y, int len) 1893rxvt_term::scr_move_to (int y, int len) NOTHROW
1693{ 1894{
1694 long p = 0; 1895 scr_changeview ((top_row - nrow) * (len - y) / len + (nrow - 1));
1695 uint16_t oldviewstart;
1696
1697 oldviewstart = R->TermWin.view_start;
1698 if (y < len) {
1699 p = (R->TermWin.nrow + R->TermWin.nscrolled) * (len - y) / len;
1700 p -= (long)(R->TermWin.nrow - 1);
1701 p = max(p, 0);
1702 }
1703 R->TermWin.view_start = (uint16_t)min(p, R->TermWin.nscrolled);
1704 D_SCREEN((stderr, "rxvt_scr_move_to(%d, %d) view_start:%d", y, len, R->TermWin.view_start));
1705
1706 return rxvt_scr_changeview(aR_ oldviewstart);
1707} 1896}
1708 1897
1709/* ------------------------------------------------------------------------- */ 1898/* ------------------------------------------------------------------------- */
1710/* 1899/*
1711 * Page the screen up/down nlines 1900 * Page the screen up/down nlines
1712 * direction should be UP or DN 1901 * direction should be UP or DN
1713 */ 1902 */
1714/* EXTPROTO */ 1903bool
1715int
1716rxvt_scr_page(pR_ enum page_dirn direction, int nlines) 1904rxvt_term::scr_page (enum page_dirn direction, int nlines) NOTHROW
1717{ 1905{
1718 int n; 1906 int new_view_start =
1719 uint16_t oldviewstart; 1907 direction == UP ? view_start - nlines
1908 : view_start + nlines;
1720 1909
1721 D_SCREEN((stderr, "rxvt_scr_page(%s, %d) view_start:%d", ((direction == UP) ? "UP" : "DN"), nlines, R->TermWin.view_start));
1722#ifdef DEBUG_STRICT
1723 assert((nlines >= 0) && (nlines <= R->TermWin.nrow));
1724#endif
1725 oldviewstart = R->TermWin.view_start;
1726 if (direction == UP) {
1727 n = R->TermWin.view_start + nlines;
1728 R->TermWin.view_start = min(n, R->TermWin.nscrolled);
1729 } else {
1730 n = R->TermWin.view_start - nlines;
1731 R->TermWin.view_start = max(n, 0);
1732 }
1733 return rxvt_scr_changeview(aR_ oldviewstart); 1910 return scr_changeview (new_view_start);
1734} 1911}
1735 1912
1736/* INTPROTO */ 1913bool
1737int 1914rxvt_term::scr_changeview (int new_view_start) NOTHROW
1738rxvt_scr_changeview(pR_ uint16_t oldviewstart)
1739{ 1915{
1740 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;
1741 R->want_refresh = 1; 1923 want_refresh = 1;
1742#ifdef RXVT_GRAPHICS
1743 if (rxvt_Gr_Displayed(aR))
1744 rxvt_Gr_scroll(aR_ 0);
1745#endif
1746 R->num_scr -= (R->TermWin.view_start - oldviewstart);
1747 }
1748 return (int)(R->TermWin.view_start - oldviewstart);
1749}
1750 1924
1751/* ------------------------------------------------------------------------- */ 1925 HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
1752/* EXTPROTO */ 1926
1753void 1927 return true;
1754rxvt_scr_bell(pR) 1928}
1755{ 1929
1756#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
1757# ifndef NO_MAPALERT 1946# ifndef NO_MAPALERT
1758# ifdef MAPALERT_OPTION 1947# ifdef MAPALERT_OPTION
1759 if (R->Options & Opt_mapAlert) 1948 if (option (Opt_mapAlert))
1760# endif 1949# endif
1761 XMapWindow(R->Xdisplay, R->TermWin.parent[0]); 1950 XMapWindow (dpy, parent);
1762# endif 1951# endif
1763 if (R->Options & Opt_visualBell) { 1952
1764 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1953# if ENABLE_FRILLS
1765 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1954 if (option (Opt_urgentOnBell))
1766 } else 1955 set_urgency (1);
1767 XBell(R->Xdisplay, 0);
1768#endif 1956# endif
1769}
1770 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
1771/* ------------------------------------------------------------------------- */ 1972/* ------------------------------------------------------------------------- */
1772/* ARGSUSED */
1773/* EXTPROTO */
1774void 1973void
1775rxvt_scr_printscreen(pR_ int fullhist) 1974rxvt_term::scr_printscreen (int fullhist) NOTHROW
1776{ 1975{
1777#ifdef PRINTPIPE 1976#ifdef PRINTPIPE
1778 int i, r1, nrows, row_offset; 1977 int nrows, row_start;
1779 text_t *t; 1978 FILE *fd = popen_printer ();
1780 FILE *fd;
1781 1979
1782 if ((fd = rxvt_popen_printer(aR)) == NULL) 1980 if (!fd)
1783 return; 1981 return;
1784 nrows = R->TermWin.nrow; 1982
1785 row_offset = R->TermWin.saveLines;
1786 if (!fullhist) 1983 if (fullhist)
1787 row_offset -= R->TermWin.view_start;
1788 else {
1789 nrows += R->TermWin.nscrolled;
1790 row_offset -= R->TermWin.nscrolled;
1791 } 1984 {
1792 1985 nrows = nrow - top_row;
1793 for (r1 = 0; r1 < nrows; r1++) { 1986 row_start = top_row;
1794 t = R->screen.text[r1 + row_offset]; 1987 }
1795 for (i = R->TermWin.ncol - 1; i >= 0; i--) 1988 else
1796 if (!isspace(t[i]))
1797 break;
1798 fprintf(fd, "%.*s\n", (i + 1), t);
1799 } 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
1800 rxvt_pclose_printer(fd); 2022 pclose_printer (fd);
1801#endif 2023#endif
1802} 2024}
1803 2025
1804/* ------------------------------------------------------------------------- */ 2026/* ------------------------------------------------------------------------- */
1805/* 2027/*
1806 * Refresh the screen 2028 * Refresh the screen
1807 * 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.
1808 * 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
1809 */ 2052 */
2053 refresh_count = 0;
1810 2054
1811#if defined (NO_BRIGHTCOLOR) || defined (VERYBOLD) 2055 unsigned int old_screen_flags = screen.flags;
1812# define MONO_BOLD(x) ((x) & (RS_Bold|RS_Blink)) 2056 bool have_bg = 0;
1813# 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);
1814#else 2102#else
1815# define MONO_BOLD(x) \ 2103 ccol1 = Color_fg;
1816 (((x) & (RS_Bold | RS_fgMask)) == (RS_Bold | Color_fg))
1817# define MONO_BOLD_FG(x, fg) (((x) & RS_Bold) && (fg) == Color_fg)
1818#endif 2104#endif
1819 2105
1820#define FONT_WIDTH(X, Y) \
1821 (X)->per_char[(Y) - (X)->min_char_or_byte2].width
1822#define FONT_RBEAR(X, Y) \
1823 (X)->per_char[(Y) - (X)->min_char_or_byte2].rbearing
1824#define FONT_LBEAR(X, Y) \
1825 (X)->per_char[(Y) - (X)->min_char_or_byte2].lbearing
1826#define IS_FONT_CHAR(X, Y) \
1827 ((Y) >= (X)->min_char_or_byte2 && (Y) <= (X)->max_char_or_byte2)
1828
1829/* EXTPROTO */
1830void
1831rxvt_scr_refresh(pR_ unsigned char refresh_type)
1832{
1833 unsigned char clearfirst, /* first character writes before cell */
1834 clearlast, /* last character writes beyond cell */
1835 must_clear, /* use draw_string not draw_image_string */
1836#ifndef NO_BOLDFONT
1837 bfont, /* we've changed font to bold font */
1838#endif
1839 rvid, /* reverse video this position */
1840 wbyte, /* we're in multibyte */
1841 showcursor; /* show the cursor */
1842 int fore, back; /* desired foreground/background */
1843 int16_t col, row, /* column/row we're processing */
1844 ocrow; /* old cursor row */
1845 int cursorwidth;
1846 int i, /* tmp */
1847 row_offset; /* basic offset in screen structure */
1848#ifndef NO_CURSORCOLOR 2106#ifndef NO_CURSORCOLOR
1849 rend_t cc1; /* store colours at cursor position(s) */
1850 rend_t cc2; /* store colours at cursor position(s) */
1851#endif
1852 rend_t *drp, *srp; /* drawn-rend-pointer, screen-rend-pointer */
1853 text_t *dtp, *stp; /* drawn-text-pointer, screen-text-pointer */
1854 char *buffer; /* local copy of R->buffer */
1855
1856 if (refresh_type == NO_REFRESH || !R->TermWin.mapped)
1857 return;
1858
1859 /*
1860 * A: set up vars
1861 */
1862 clearfirst = clearlast = must_clear = wbyte = 0;
1863#ifndef NO_BOLDFONT
1864 bfont = 0;
1865#endif
1866
1867 if (R->currmaxcol < R->TermWin.ncol)
1868 {
1869 R->currmaxcol = R->TermWin.ncol;
1870 R->buffer = (char *)rxvt_realloc (R->buffer,
1871 sizeof(char) * (R->currmaxcol + 1) * MB_CUR_MAX);
1872 }
1873
1874 buffer = R->buffer;
1875 R->refresh_count = 0;
1876
1877 row_offset = R->TermWin.saveLines - R->TermWin.view_start;
1878
1879 if ((refresh_type & REFRESH_BOUNDS))
1880 {
1881 clearfirst = clearlast = 1;
1882 R->refresh_type &= ~REFRESH_BOUNDS;
1883 }
1884
1885#if defined(XPM_BACKGROUND)
1886 must_clear |= (R->bgPixmap.pixmap != None);
1887#endif
1888#if defined(TRANSPARENT)
1889 must_clear |= ((R->Options & Opt_transparent) && R->am_transparent);
1890#endif
1891 ocrow = R->oldcursor.row; /* is there an old outline cursor on screen? */
1892
1893/*
1894 * B: reverse any characters which are selected
1895 */
1896 rxvt_scr_reverse_selection(aR);
1897
1898/*
1899 * C: set the cursor character(s)
1900 */
1901 {
1902 unsigned char setoldcursor;
1903 rend_t ccol1, /* Cursor colour */
1904 ccol2; /* Cursor colour2 */
1905
1906 showcursor = (R->screen.flags & Screen_VisibleCursor);
1907 cursorwidth = 0;
1908#ifdef CURSOR_BLINK
1909 if (R->hidden_cursor)
1910 showcursor = 0;
1911#endif
1912
1913 cursorwidth = 0;
1914
1915 if (showcursor)
1916 {
1917 cursorwidth++;
1918
1919 srp = &(R->screen.rend[R->screen.cur.row + R->TermWin.saveLines]
1920 [R->screen.cur.col]);
1921
1922 if (showcursor && R->TermWin.focus)
1923 {
1924 *srp ^= RS_RVid;
1925#ifndef NO_CURSORCOLOR
1926 cc1 = *srp & (RS_fgMask | RS_bgMask);
1927 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_cursor)) 2107 if (ISSET_PIXCOLOR (Color_cursor2))
1928 ccol1 = Color_cursor; 2108 ccol2 = Color_cursor2;
1929 else 2109 else
2110#endif
1930#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2111#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1931 ccol1 = GET_FGCOLOR(R->rstyle); 2112 ccol2 = bgcolor_of (rstyle);
1932#else 2113#else
1933 ccol1 = Color_fg; 2114 ccol2 = Color_bg;
1934#endif 2115#endif
1935 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_cursor2)) 2116
1936 ccol2 = Color_cursor2; 2117 if (focus)
2118 {
2119 if (option (Opt_cursorUnderline))
2120 *crp ^= RS_Uline;
1937 else 2121 else
1938#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2122 {
1939 ccol2 = GET_BGCOLOR(R->rstyle); 2123 *crp ^= RS_RVid;
1940#else
1941 ccol2 = Color_bg;
1942#endif
1943 *srp = SET_FGCOLOR(*srp, ccol1); 2124 *crp = SET_FGCOLOR (*crp, ccol1);
1944 *srp = SET_BGCOLOR(*srp, ccol2); 2125 *crp = SET_BGCOLOR (*crp, ccol2);
1945#endif
1946 }
1947
1948 while (IS_WIDE (*srp))
1949 cursorwidth++, srp++;
1950 }
1951
1952 /* make sure no outline cursor is left around */
1953 setoldcursor = 0;
1954 if (ocrow != -1) {
1955 if (R->screen.cur.row + R->TermWin.view_start != ocrow
1956 || R->screen.cur.col != R->oldcursor.col) {
1957 if (ocrow < R->TermWin.nrow
1958 && R->oldcursor.col < R->TermWin.ncol) {
1959 R->drawn_rend[ocrow][R->oldcursor.col] ^= (RS_RVid | RS_Uline);
1960 } 2126 }
1961 if (R->TermWin.focus || !showcursor)
1962 R->oldcursor.row = -1;
1963 else
1964 setoldcursor = 1;
1965 }
1966 } else if (!R->TermWin.focus)
1967 setoldcursor = 1;
1968 if (setoldcursor) {
1969 if (R->screen.cur.row + R->TermWin.view_start >= R->TermWin.nrow)
1970 R->oldcursor.row = -1;
1971 else {
1972 R->oldcursor.row = R->screen.cur.row + R->TermWin.view_start;
1973 R->oldcursor.col = R->screen.cur.col;
1974 } 2127 }
1975 } 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 }
1976 } 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 }
1977 2161
1978#ifndef NO_SLOW_LINK_SUPPORT 2162#ifndef NO_SLOW_LINK_SUPPORT
1979/* 2163 /*
1980 * D: CopyArea pass - very useful for slower links 2164 * D: CopyArea pass - very useful for slower links
1981 * This has been deliberately kept simple. 2165 * This has been deliberately kept simple.
1982 */ 2166 */
1983 i = R->num_scr; 2167 if (!display->is_local
1984 if (refresh_type == FAST_REFRESH && R->num_scr_allow && i 2168 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
1985 && abs(i) < R->TermWin.nrow && !must_clear) 2169 && abs (num_scr) < nrow && !have_bg)
1986 { 2170 {
1987 int16_t nits; 2171 int16_t nits;
1988 int j; 2172 int i = num_scr;
1989 rend_t *drp2; 2173 int j;
1990 text_t *dtp2; 2174 int len, wlen;
1991 int len, wlen;
1992 2175
1993 j = R->TermWin.nrow; 2176 j = nrow;
1994 wlen = len = -1; 2177 wlen = len = -1;
1995 row = i > 0 ? 0 : j - 1; 2178 row = i > 0 ? 0 : j - 1;
2179
1996 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) 2180 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
1997 { 2181 {
1998 if (row + i >= 0 && row + i < R->TermWin.nrow && row + i != ocrow) 2182 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
1999 { 2183 {
2000 stp = R->screen.text[row + row_offset]; 2184 line_t s = ROW(view_start + row);
2001 srp = R->screen.rend[row + row_offset];
2002 dtp = R->drawn_text[row]; 2185 line_t d = drawn_buf[row];
2003 dtp2 = R->drawn_text[row + i]; 2186 line_t d2 = drawn_buf[row + i];
2004 drp = R->drawn_rend[row];
2005 drp2 = R->drawn_rend[row + i];
2006 2187
2007 for (nits = 0, col = R->TermWin.ncol; col--; ) 2188 for (nits = 0, col = ncol; col--; )
2008 if (stp[col] != dtp2[col] || srp[col] != drp2[col]) 2189 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
2009 nits--; 2190 nits--;
2010 else if (stp[col] != dtp[col] || srp[col] != drp[col]) 2191 else if (s.t[col] != d.t[col] || s.r[col] != d.r[col])
2011 nits++; 2192 nits++;
2012 2193
2013 if (nits > 8) /* XXX: arbitrary choice */ 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] != ' ')
2014 { 2422 {
2015 for (col = R->TermWin.ncol; col--; ) 2423 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_transparent);
2016 { 2424 goto did_clear;
2017 *dtp++ = *dtp2++;
2018 *drp++ = *drp2++;
2019 }
2020
2021 if (len == -1)
2022 len = row;
2023
2024 wlen = row;
2025 continue;
2026 } 2425 }
2426
2427 CLEAR_CHARS (xpixel, ypixel, count);
2428 did_clear: ;
2027 } 2429 }
2430 else
2431 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2028 2432
2029 if (len != -1) 2433 if (ecb_unlikely (rend & RS_Uline && font->descent > 1 && fore != back))
2030 { 2434 {
2031 /* also comes here at end if needed because of >= above */ 2435#if ENABLE_FRILLS
2032 if (wlen < len) 2436 if (ISSET_PIXCOLOR (Color_underline))
2033 SWAP_IT(wlen, len, int); 2437 XSetForeground (dpy, gc, pix_colors[Color_underline]);
2034 D_SCREEN((stderr, "rxvt_scr_refresh(): XCopyArea: %d -> %d (height: %d)", len + i, len, wlen - len + 1));
2035 XCopyArea(R->Xdisplay, R->TermWin.vt, R->TermWin.vt,
2036 R->TermWin.gc, 0, Row2Pixel(len + i),
2037 (unsigned int)TermWin_TotalWidth(),
2038 (unsigned int)Height2Pixel(wlen - len + 1),
2039 0, Row2Pixel(len));
2040 len = -1;
2041 }
2042 }
2043 }
2044#endif
2045
2046/*
2047 * E: main pass across every character
2048 */
2049 for (row = 0; row < R->TermWin.nrow; row++)
2050 {
2051 stp = R->screen.text[row + row_offset];
2052 srp = R->screen.rend[row + row_offset];
2053 dtp = R->drawn_text[row];
2054 drp = R->drawn_rend[row];
2055
2056/*
2057 * E2: OK, now the real pass
2058 */
2059 int ypixel = (int)Row2Pixel(row);
2060
2061 for (col = 0; col < R->TermWin.ncol; col++)
2062 {
2063 /* compare new text with old - if exactly the same then continue */
2064 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2065
2066 if (stp[col] == dtp[col] /* Must match characters to skip. */
2067 && (rend == drp[col] /* Either rendition the same or */
2068 || (stp[col] == ' ' /* space w/ no background change */
2069 && GET_BGATTR(rend) == GET_BGATTR(drp[col]))))
2070 continue;
2071
2072 text_t *text = stp + col;
2073 int count = 1;
2074
2075 /* redraw one or more characters */
2076
2077 dtp[col] = stp[col];
2078 drp[col] = rend;
2079
2080 if (*text == NOCHAR) // never start redrawing at invisible characters. */
2081 continue;
2082
2083 int xpixel = Col2Pixel(col);
2084
2085 // this loop looks very messy, it can probably be optimized
2086 // and cleaned a bit by you?
2087 for (i = 0; ++col < R->TermWin.ncol; )
2088 {
2089 if (stp[col] == NOCHAR)
2090 {
2091 dtp[col] = stp[col];
2092 drp[col] = rend;
2093 count++;
2094
2095 if (i) // only possible skip if char unchanged
2096 i++;
2097
2098 continue;
2099 }
2100
2101 if (((rend ^ srp[col]) & ~RS_wide) != 0)
2102 break;
2103
2104 count++;
2105
2106 if (stp[col] != dtp[col]
2107 || srp[col] != drp[col])
2108 {
2109 if (must_clear && (i++ > (count / 2)))
2110 break;
2111
2112 dtp[col] = stp[col];
2113 drp[col] = rend;
2114 i = 0;
2115 }
2116 else if (must_clear || (stp[col] != ' ' && ++i >= 32))
2117 break;
2118 }
2119
2120 col--; /* went one too far. move back */
2121 count -= i; /* dump any matching trailing chars */
2122
2123/*
2124 * Determine the attributes for the string
2125 */
2126 int fid = GET_FONT(rend);
2127 fore = GET_FGCOLOR(rend);
2128 back = GET_BGCOLOR(rend);
2129 rend = GET_ATTR(rend);
2130
2131 rvid = (rend & RS_RVid) ? 1 : 0;
2132#ifdef OPTION_HC
2133 if (!rvid && (rend & RS_Blink))
2134 {
2135 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_HC))
2136 back = Color_HC;
2137 else 2438 else
2138 rvid = !rvid; /* fall back */ 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);
2139 } 2445 }
2140#endif 2446 } /* for (col....) */
2141 if (rvid) 2447 } /* for (row....) */
2448
2449 /*
2450 * G: cleanup cursor and display outline cursor if necessary
2451 */
2452 if (showcursor)
2453 {
2454 if (focus)
2455 {
2456 if (option (Opt_cursorUnderline))
2457 *crp ^= RS_Uline;
2458 else
2142 { 2459 {
2143 SWAP_IT(fore, back, int); 2460 *crp ^= RS_RVid;
2144
2145#ifndef NO_BOLD_UNDERLINE_REVERSE
2146 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_RV)
2147# ifndef NO_CURSORCOLOR 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)
2476 cursorwidth++;
2477
2478#ifndef NO_CURSORCOLOR
2148 && !ISSET_PIXCOLOR(R, Color_cursor) 2479 if (ISSET_PIXCOLOR (Color_cursor))
2480 XSetForeground (dpy, gc, pix_colors[Color_cursor]);
2481 else
2482#endif
2483 XSetForeground (dpy, gc, pix_colors[ccol1]);
2484
2485 XDrawRectangle (dpy, vt, gc,
2486 Col2Pixel (col),
2487 Row2Pixel (oldcursor.row),
2488 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2489 (unsigned int) (Height2Pixel (1) - 1));
2490 }
2491 }
2492
2493 /*
2494 * H: cleanup selection
2495 */
2496#if ENABLE_OVERLAY
2497 scr_swap_overlay ();
2498#endif
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]);
2530 }
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)
2540 {
2541# ifdef ENABLE_TRANSPARENCY
2542 if (bg_flags & BG_IS_TRANSPARENT)
2543 {
2544 XSetWindowBackgroundPixmap (dpy, parent, bg_pixmap);
2545 XSetWindowBackgroundPixmap (dpy, vt, ParentRelative);
2546
2547 transparent = true;
2548 }
2549 else
2149# endif 2550# endif
2150 )
2151 back = Color_RV;
2152#endif
2153 }
2154#ifndef NO_BOLD_UNDERLINE_REVERSE
2155 else if (rend & RS_Bold)
2156 { 2551 {
2157 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_BD)) 2552 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2158 { 2553 XSetWindowBackgroundPixmap (dpy, vt, bg_pixmap);
2159 fore = Color_BD; 2554 }
2160# ifndef VERYBOLD 2555 }
2161 rend &= ~RS_Bold; /* we've taken care of it */ 2556 else
2162# endif 2557#endif
2163 }
2164 }
2165 else if (rend & RS_Uline)
2166 {
2167 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_UL))
2168 {
2169 fore = Color_UL;
2170 rend &= ~RS_Uline; /* we've taken care of it */
2171 }
2172 }
2173#endif
2174
2175/*
2176 * Actually do the drawing of the string here
2177 */
2178 rxvt_font *font = (*R->TermWin.fontset)[fid];
2179
2180 if (back == Color_bg)
2181 {
2182 if (must_clear)
2183 {
2184 for (i = 0; i < count; i++) /* don't draw empty strings */
2185 if (text[i] != ' ')
2186 {
2187 font->draw (xpixel, ypixel, text, count, fore, -1);
2188 goto nodraw;
2189 }
2190
2191 CLEAR_CHARS(xpixel, ypixel, count);
2192nodraw: ;
2193 }
2194 else
2195 font->draw (xpixel, ypixel, text, count, fore, Color_bg);
2196 }
2197 else
2198 font->draw (xpixel, ypixel, text, count, fore, back);
2199
2200 if ((rend & RS_Uline) && (font->descent > 1))
2201 XDrawLine(R->Xdisplay, drawBuffer, R->TermWin.gc,
2202 xpixel, ypixel + font->ascent + 1,
2203 xpixel + Width2Pixel(count) - 1, ypixel + font->ascent + 1);
2204 } /* for (col....) */
2205 } /* for (row....) */
2206
2207/*
2208 * G: cleanup cursor and display outline cursor if necessary
2209 */
2210 if (showcursor) {
2211 if (R->TermWin.focus) {
2212 srp = &(R->screen.rend[R->screen.cur.row + R->TermWin.saveLines]
2213 [R->screen.cur.col]);
2214 *srp ^= RS_RVid;
2215#ifndef NO_CURSORCOLOR
2216 *srp = (*srp & ~(RS_fgMask | RS_bgMask)) | cc1;
2217#endif
2218 } else if (R->oldcursor.row >= 0) {
2219#ifndef NO_CURSORCOLOR
2220 unsigned long gcmask; /* Graphics Context mask */
2221
2222 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_cursor)) {
2223 XSetForeground (R->Xdisplay, R->TermWin.gc, R->PixColors[Color_cursor]);
2224 }
2225#endif
2226 XDrawRectangle(R->Xdisplay, drawBuffer, R->TermWin.gc,
2227 Col2Pixel(R->oldcursor.col),
2228 Row2Pixel(R->oldcursor.row),
2229 (unsigned int)(Width2Pixel(cursorwidth) - 1),
2230 (unsigned int)(Height2Pixel(1) - R->TermWin.lineSpace - 1));
2231 }
2232 } 2558 {
2233/* 2559 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2234 * H: cleanup selection 2560 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2235 */ 2561 }
2236 rxvt_scr_reverse_selection(aR);
2237 2562
2238/* 2563 XClearWindow (dpy, parent);
2239 * I: other general cleanup
2240 */
2241 if (clearfirst && R->TermWin.int_bwidth)
2242 /*
2243 * clear the whole screen height, note that width == 0 is treated
2244 * specially by XClearArea
2245 */
2246 XClearArea(R->Xdisplay, R->TermWin.vt, 0, 0,
2247 (unsigned int)R->TermWin.int_bwidth,
2248 (unsigned int)TermWin_TotalHeight(), False);
2249 if (clearlast && R->TermWin.int_bwidth)
2250 /*
2251 * clear the whole screen height, note that width == 0 is treated
2252 * specially by XClearArea
2253 */
2254 XClearArea(R->Xdisplay, R->TermWin.vt,
2255 R->TermWin.width + R->TermWin.int_bwidth, 0,
2256 (unsigned int)R->TermWin.int_bwidth,
2257 (unsigned int)TermWin_TotalHeight(), False);
2258 if (refresh_type & SMOOTH_REFRESH)
2259 XSync(R->Xdisplay, False);
2260 2564
2261 R->num_scr = 0; 2565 if (scrollBar.win)
2262 R->num_scr_allow = 1; 2566 {
2263 R->want_refresh = 0; /* screen is current */ 2567 if (transparent)
2264} 2568 XSetWindowBackgroundPixmap (dpy, scrollBar.win, ParentRelative);
2265/* ------------------------------------------------------------------------- */
2266
2267/* EXTPROTO */
2268void
2269rxvt_scr_clear(pR)
2270{
2271 if (!R->TermWin.mapped)
2272 return;
2273 R->num_scr_allow = 0;
2274 R->want_refresh = 1;
2275#ifdef TRANSPARENT
2276 if ((R->Options & Opt_transparent) && (R->am_pixmap_trans == 0)) {
2277 int i;
2278
2279 if (!(R->Options & Opt_transparent_all))
2280 i = 0;
2281 else 2569 else
2282 i = (int)(sizeof(R->TermWin.parent) / sizeof(Window)); 2570 XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]);
2283 for (; i--;) 2571 scrollBar.state = SB_STATE_IDLE;
2284 if (R->TermWin.parent[i] != None) 2572 scrollBar.show (0);
2285 XClearWindow(R->Xdisplay, R->TermWin.parent[i]); 2573 }
2574
2575 if (refresh)
2286 } 2576 {
2287#endif 2577 scr_clear ();
2288 XClearWindow(R->Xdisplay, R->TermWin.vt); 2578 scr_touch (true);
2579 }
2580 want_refresh = 1;
2289} 2581}
2290 2582
2291/* ------------------------------------------------------------------------- */ 2583/* ------------------------------------------------------------------------- */
2292/* INTPROTO */
2293void 2584void
2585rxvt_term::scr_clear (bool really) NOTHROW
2586{
2587 if (!mapped)
2588 return;
2589
2590 num_scr_allow = 0;
2591 want_refresh = 1;
2592
2593 if (really)
2594 XClearWindow (dpy, vt);
2595}
2596
2597void
2598rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW
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++)
2604 {
2605 text_t *stp = ROW(row).t;
2606 rend_t *srp = ROW(row).r;
2607
2608 for (col = beg_col; col < end_col; col++)
2609 srp[col] ^= rstyle1;
2610
2611 while (col-- > beg_col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
2612 srp[col] ^= rstyle2;
2613
2614 if (++col < end_col)
2615 srp[col] ^= rstyle2;
2616 }
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 {
2632 col = 0;
2633 row = view_start;
2634 }
2635
2636 for (; row < min (end_row, view_end); row++, col = 0)
2637 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2638 srp[col] ^= rstyle;
2639
2640 if (row == end_row)
2641 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2642 srp[col] ^= rstyle;
2643}
2644
2645/* ------------------------------------------------------------------------- */
2646void
2294rxvt_scr_reverse_selection(pR) 2647rxvt_term::scr_reverse_selection () NOTHROW
2295{ 2648{
2296 int i, col, row, end_row; 2649 if (selection.op
2297 rend_t *srp; 2650 && current_screen == selection.screen
2298 2651 && selection.end.row >= view_start)
2299 if (R->selection.op && R->current_screen == R->selection.screen) { 2652 {
2300 end_row = R->TermWin.saveLines - R->TermWin.view_start; 2653#if !ENABLE_MINIMAL
2301 i = R->selection.beg.row + R->TermWin.saveLines; 2654 if (selection.rect)
2302 row = R->selection.end.row + R->TermWin.saveLines; 2655 scr_xor_rect (selection.beg.row, selection.beg.col,
2303 if (i >= end_row) 2656 selection.end.row, selection.end.col,
2304 col = R->selection.beg.col; 2657 RS_Sel | RS_RVid, RS_Sel | RS_RVid | RS_Uline);
2305 else { 2658 else
2306 col = 0;
2307 i = end_row;
2308 }
2309 end_row += R->TermWin.nrow;
2310 for (; i < row && i < end_row; i++, col = 0)
2311 for (srp = R->screen.rend[i]; col < R->TermWin.ncol; col++)
2312#ifndef OPTION_HC
2313 srp[col] ^= RS_RVid;
2314#else
2315 srp[col] ^= RS_Blink;
2316#endif 2659#endif
2317 if (i == row && i < end_row) 2660 scr_xor_span (selection.beg.row, selection.beg.col,
2318 for (srp = R->screen.rend[i]; col < R->selection.end.col; col++) 2661 selection.end.row, selection.end.col,
2319#ifndef OPTION_HC 2662 RS_Sel | RS_RVid);
2320 srp[col] ^= RS_RVid;
2321#else
2322 srp[col] ^= RS_Blink;
2323#endif
2324 } 2663 }
2325} 2664}
2326 2665
2327/* ------------------------------------------------------------------------- */ 2666/* ------------------------------------------------------------------------- */
2328/* 2667/*
2329 * Dump the whole scrollback and screen to the passed filedescriptor. The 2668 * Dump the whole scrollback and screen to the passed filedescriptor. The
2330 * invoking routine must close the fd. 2669 * invoking routine must close the fd.
2331 */ 2670 */
2332#if 0 2671#if 0
2333/* EXTPROTO */
2334void 2672void
2335rxvt_scr_dump(pR_ int fd) 2673rxvt_term::scr_dump (int fd) NOTHROW
2336{ 2674{
2337 int row, wrote; 2675 // if this method is needed, it can be implemented by factoring the
2338 unsigned int width, towrite; 2676 // relevant code in scr_printscreen
2339 char r1[] = "\n";
2340
2341 for (row = R->TermWin.saveLines - R->TermWin.nscrolled;
2342 row < R->TermWin.saveLines + R->TermWin.nrow - 1; row++) {
2343 width = R->screen.tlen[row] >= 0 ? R->screen.tlen[row]
2344 : R->TermWin.ncol;
2345 for (towrite = width; towrite; towrite -= wrote) {
2346 wrote = write(fd, &(R->screen.text[row][width - towrite]),
2347 towrite);
2348 if (wrote < 0)
2349 return; /* XXX: death, no report */
2350 }
2351 if (R->screen.tlen[row] >= 0)
2352 if (write(fd, r1, 1) <= 0)
2353 return; /* XXX: death, no report */
2354 }
2355} 2677}
2356#endif 2678#endif
2357 2679
2358/* ------------------------------------------------------------------------- * 2680/* ------------------------------------------------------------------------- *
2359 * CHARACTER SELECTION * 2681 * CHARACTER SELECTION *
2360 * ------------------------------------------------------------------------- */ 2682 * ------------------------------------------------------------------------- */
2361
2362/*
2363 * -R->TermWin.nscrolled <= (selection row) <= R->TermWin.nrow - 1
2364 */
2365/* EXTPROTO */
2366void 2683void
2367rxvt_selection_check(pR_ int check_more) 2684rxvt_term::selection_check (int check_more) NOTHROW
2368{ 2685{
2369 row_col_t pos;
2370
2371 if (!R->selection.op) 2686 if (!selection.op)
2372 return; 2687 return;
2373 2688
2374 pos.row = pos.col = 0; 2689 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2375 if ((R->selection.beg.row < -(int32_t)R->TermWin.nscrolled) 2690 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2376 || (R->selection.beg.row >= R->TermWin.nrow) 2691 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2377 || (R->selection.mark.row < -(int32_t)R->TermWin.nscrolled)
2378 || (R->selection.mark.row >= R->TermWin.nrow)
2379 || (R->selection.end.row < -(int32_t)R->TermWin.nscrolled)
2380 || (R->selection.end.row >= R->TermWin.nrow)
2381 || (check_more == 1 2692 || (check_more == 1
2382 && R->current_screen == R->selection.screen 2693 && current_screen == selection.screen
2383 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 2694 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2384 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) 2695 && ROWCOL_IS_BEFORE (screen.cur, selection.end)))
2385 || (check_more == 2
2386 && ROWCOL_IS_BEFORE(R->selection.beg, pos)
2387 && ROWCOL_IS_AFTER(R->selection.end, pos))
2388 || (check_more == 3
2389 && ROWCOL_IS_AFTER(R->selection.end, pos))
2390 || (check_more == 4 /* screen width change */
2391 && (R->selection.beg.row != R->selection.end.row
2392 || R->selection.end.col > R->TermWin.ncol)))
2393 CLEAR_SELECTION(R); 2696 CLEAR_ALL_SELECTION ();
2394} 2697}
2395 2698
2396/* ------------------------------------------------------------------------- */ 2699/* ------------------------------------------------------------------------- */
2397/* 2700/*
2398 * Paste a selection direct to the command fd 2701 * Paste a selection direct to the command fd
2399 */ 2702 */
2400void 2703void
2401rxvt_term::paste (const unsigned char *data, unsigned int len) 2704rxvt_term::tt_paste (char *data, unsigned int len) NOTHROW
2402{ 2705{
2403 unsigned int i, j, n;
2404 unsigned char *ds = (unsigned char *)rxvt_malloc (PROP_SIZE);
2405
2406 /* convert normal newline chars into common keyboard Return key sequence */ 2706 /* convert normal newline chars into common keyboard Return key sequence */
2407 for (i = 0; i < len; i += PROP_SIZE) 2707 for (unsigned int i = 0; i < len; i++)
2408 { 2708 if (data[i] == C0_LF)
2409 n = min (len - i, PROP_SIZE); 2709 data[i] = C0_CR;
2410 MEMCPY (ds, data + i, n);
2411 2710
2412 for (j = 0; j < n; j++) 2711 if (priv_modes & PrivMode_BracketPaste)
2413 if (ds[j] == '\n') 2712 tt_printf ("\x1b[200~");
2414 ds[j] = '\r';
2415 2713
2416 tt_write (ds, (int)n); 2714 tt_write (data, len);
2417 }
2418 2715
2419 free(ds); 2716 if (priv_modes & PrivMode_BracketPaste)
2717 tt_printf ("\x1b[201~");
2420} 2718}
2421 2719
2422/* ------------------------------------------------------------------------- */ 2720void
2423/* 2721rxvt_term::paste (char *data, unsigned int len) NOTHROW
2424 * Respond to a notification that a primary selection has been sent
2425 * EXT: SelectionNotify
2426 */
2427/* EXTPROTO */
2428int
2429rxvt_selection_paste(pR_ Window win, Atom prop, Bool delete_prop)
2430{ 2722{
2431 long nread = 0; 2723 if (HOOK_INVOKE ((this, HOOK_TT_PASTE, DT_STR_LEN, data, len, DT_END)))
2432 unsigned long bytes_after;
2433 XTextProperty ct;
2434 int dummy_count;
2435 char **cl;
2436
2437 D_SELECT((stderr, "rxvt_selection_paste(%08lx, %lu, %d), wait=%2x", win, (unsigned long)prop, (int)delete_prop, R->selection_wait));
2438
2439 if (prop == None) /* check for failed XConvertSelection */
2440 {
2441 if ((R->selection_type & Sel_CompoundText))
2442 {
2443 int selnum = R->selection_type & Sel_whereMask;
2444
2445 R->selection_type = 0;
2446 if (selnum != Sel_direct)
2447 rxvt_selection_request_other(aR_ XA_STRING, selnum);
2448 }
2449
2450 return 0; 2724 return;
2451 }
2452 2725
2453 for (;;) 2726 tt_paste (data, len);
2454 {
2455 if (XGetWindowProperty(R->Xdisplay, win, prop, (long)(nread / 4),
2456 (long)(PROP_SIZE / 4), delete_prop,
2457 AnyPropertyType, &ct.encoding, &ct.format,
2458 &ct.nitems, &bytes_after,
2459 &ct.value) != Success)
2460 break;
2461
2462 if (ct.encoding == 0)
2463 {
2464 D_SELECT((stderr, "rxvt_selection_paste: property didn't exist!"));
2465 break;
2466 }
2467
2468 if (ct.value == NULL)
2469 {
2470 D_SELECT((stderr, "rxvt_selection_paste: property shooting blanks!"));
2471 continue;
2472 }
2473
2474 if (ct.nitems == 0)
2475 {
2476 D_SELECT((stderr, "rxvt_selection_paste: property empty - also INCR end"));
2477 if (R->selection_wait == Sel_normal && nread == 0)
2478 {
2479 /*
2480 * pass through again trying CUT_BUFFER0 if we've come from
2481 * XConvertSelection() but nothing was presented
2482 */
2483 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2484 rxvt_selection_paste (aR_ Xroot, XA_CUT_BUFFER0, False);
2485 }
2486
2487 nread = -1; /* discount any previous stuff */
2488 break;
2489 }
2490
2491 nread += ct.nitems;
2492 if (XmbTextPropertyToTextList (R->Xdisplay, &ct, &cl,
2493 &dummy_count) == Success && cl)
2494 {
2495 R->paste ((unsigned char *)cl[0], STRLEN (cl[0]));
2496 XFreeStringList (cl);
2497 }
2498 else
2499 R->paste (ct.value, ct.nitems);
2500
2501 if (bytes_after == 0)
2502 break;
2503
2504 XFree (ct.value);
2505 }
2506
2507 if (ct.value)
2508 XFree (ct.value);
2509
2510 if (R->selection_wait == Sel_normal)
2511 R->selection_wait = Sel_none;
2512
2513 D_SELECT((stderr, "rxvt_selection_paste: bytes written: %ld", nread));
2514 return (int)nread;
2515} 2727}
2516 2728
2517void
2518rxvt_term::incr_cb (time_watcher &w)
2519{
2520 w.stop ();
2521 selection_wait = Sel_none;
2522
2523 rxvt_print_error("data loss: timeout on INCR selection paste");
2524}
2525
2526/*
2527 * INCR support originally provided by Paul Sheer <psheer@obsidian.co.za>
2528 */
2529/* EXTPROTO */
2530void
2531rxvt_selection_property(pR_ Window win, Atom prop)
2532{
2533 int reget_time = 0;
2534
2535 if (prop == None)
2536 return;
2537 D_SELECT((stderr, "rxvt_selection_property(%08lx, %lu)", win, (unsigned long)prop));
2538 if (R->selection_wait == Sel_normal) {
2539 int a, afmt;
2540 Atom atype;
2541 unsigned long bytes_after, nitems;
2542 unsigned char *s = NULL;
2543
2544 a = XGetWindowProperty(R->Xdisplay, win, prop, 0L, 1L, False,
2545 R->xa[XA_INCR], &atype, &afmt, &nitems,
2546 &bytes_after, &s);
2547 if (s)
2548 XFree(s);
2549 if (a != Success)
2550 return;
2551#ifndef __CYGWIN32__
2552 if (atype == R->xa[XA_INCR]) { /* start an INCR transfer */
2553 D_SELECT((stderr, "rxvt_selection_property: INCR: starting transfer"));
2554 XDeleteProperty(R->Xdisplay, win, prop);
2555 XFlush(R->Xdisplay);
2556 reget_time = 1;
2557 R->selection_wait = Sel_incr;
2558 }
2559#endif
2560 } else if (R->selection_wait == Sel_incr) {
2561 reget_time = 1;
2562 if (rxvt_selection_paste(aR_ win, prop, True) == -1) {
2563 D_SELECT((stderr, "rxvt_selection_property: INCR: clean end"));
2564 R->selection_wait = Sel_none;
2565 R->incr_ev.stop ();
2566 }
2567 }
2568 if (reget_time) /* received more data so reget time */
2569 R->incr_ev.start (NOW + 10);
2570}
2571/* ------------------------------------------------------------------------- */ 2729/* ------------------------------------------------------------------------- */
2572/* 2730/*
2573 * Request the current selection: 2731 * Request PRIMARY, SECONDARY or CLIPBOARD selection.
2574 * Order: > internal selection if available 2732 * if the requested selection has no owner or is empty CUT_BUFFER0 is used
2575 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2733 * as fallback
2576 * > CUT_BUFFER0
2577 * (+) if ownership is claimed but property is empty, rxvt_selection_paste()
2578 * will auto fallback to CUT_BUFFER0
2579 * EXT: button 2 release 2734 * EXT: button 2 release
2580 */ 2735 */
2581/* EXTPROTO */
2582void 2736void
2583rxvt_selection_request(pR_ Time tm, int x, int y) 2737rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2584{ 2738{
2585 D_SELECT((stderr, "rxvt_selection_request(%lu, %d, %d)", tm, x, y)); 2739 if (!selection_req)
2586 if (x < 0 || x >= R->TermWin.width || y < 0 || y >= R->TermWin.height)
2587 return; /* outside window */
2588
2589 if (R->selection.text != NULL) { /* internal selection */
2590 D_SELECT((stderr, "rxvt_selection_request: pasting internal"));
2591 R->paste (R->selection.text, R->selection.len);
2592 return;
2593 } else {
2594 int i;
2595
2596 R->selection_request_time = tm;
2597 R->selection_wait = Sel_normal;
2598 for (i = Sel_Primary; i <= Sel_Clipboard; i++) {
2599 R->selection_type = Sel_CompoundText;
2600 if (rxvt_selection_request_other(aR_ R->xa[XA_COMPOUND_TEXT], i))
2601 return;
2602 }
2603 } 2740 {
2604 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);
2605 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0")); 2742 selection_req->run ();
2606 rxvt_selection_paste(aR_ Xroot, XA_CUT_BUFFER0, False);
2607}
2608
2609/* INTPROTO */
2610int
2611rxvt_selection_request_other(pR_ Atom target, int selnum)
2612{
2613 Atom sel;
2614#ifdef DEBUG_SELECT
2615 char *debug_xa_names[] = { "PRIMARY", "SECONDARY", "CLIPBOARD" };
2616#endif
2617
2618 R->selection_type |= selnum;
2619 if (selnum == Sel_Primary)
2620 sel = XA_PRIMARY;
2621 else if (selnum == Sel_Secondary)
2622 sel = XA_SECONDARY;
2623 else
2624 sel = R->xa[XA_CLIPBOARD];
2625 if (XGetSelectionOwner(R->Xdisplay, sel) != None) {
2626 D_SELECT((stderr, "rxvt_selection_request_other: pasting %s", debug_xa_names[selnum]));
2627 XConvertSelection(R->Xdisplay, sel, target, R->xa[XA_VT_SELECTION],
2628 R->TermWin.vt, R->selection_request_time);
2629 return 1;
2630 } 2743 }
2631 return 0;
2632} 2744}
2633 2745
2634/* ------------------------------------------------------------------------- */ 2746/* ------------------------------------------------------------------------- */
2635/* 2747/*
2636 * Clear all selected text 2748 * Clear all selected text
2637 * EXT: SelectionClear 2749 * EXT: SelectionClear
2638 */ 2750 */
2639/* EXTPROTO */
2640void 2751void
2641rxvt_selection_clear(pR) 2752rxvt_term::selection_clear (bool clipboard) NOTHROW
2642{ 2753{
2643 D_SELECT((stderr, "rxvt_selection_clear()")); 2754 if (!clipboard)
2644 2755 {
2645 R->want_refresh = 1; 2756 want_refresh = 1;
2646 if (R->selection.text)
2647 free(R->selection.text); 2757 free (selection.text);
2648 R->selection.text = NULL; 2758 selection.text = NULL;
2649 R->selection.len = 0; 2759 selection.len = 0;
2650 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 }
2651} 2774}
2652 2775
2653/* ------------------------------------------------------------------------- */ 2776/* ------------------------------------------------------------------------- */
2654/* 2777/*
2655 * Copy a selection into the cut buffer 2778 * Copy a selection into the cut buffer
2656 * EXT: button 1 or 3 release 2779 * EXT: button 1 or 3 release
2657 */ 2780 */
2658/* EXTPROTO */
2659void 2781void
2660rxvt_selection_make(pR_ Time tm) 2782rxvt_term::selection_make (Time tm)
2661{ 2783{
2662 int i, col, end_col, row, end_row; 2784 int size;
2663 unsigned char *new_selection_text; 2785 wchar_t *new_selection_text;
2664 char *str; 2786 text_t *t;
2665 text_t *t;
2666#ifdef ACS_ASCII
2667 rend_t *re;
2668#endif
2669 2787
2670 D_SELECT((stderr, "rxvt_selection_make(): R->selection.op=%d, R->selection.clicks=%d", R->selection.op, R->selection.clicks));
2671 switch (R->selection.op) { 2788 switch (selection.op)
2789 {
2672 case SELECTION_CONT: 2790 case SELECTION_CONT:
2673 break; 2791 break;
2674 case SELECTION_INIT: 2792 case SELECTION_INIT:
2675 CLEAR_SELECTION(R); 2793 CLEAR_SELECTION ();
2676 /* FALLTHROUGH */ 2794 /* FALLTHROUGH */
2677 case SELECTION_BEGIN: 2795 case SELECTION_BEGIN:
2678 R->selection.op = SELECTION_DONE; 2796 selection.op = SELECTION_DONE;
2679 /* FALLTHROUGH */ 2797 /* FALLTHROUGH */
2680 default: 2798 default:
2681 return; 2799 return;
2682 } 2800 }
2801
2683 R->selection.op = SELECTION_DONE; 2802 selection.op = SELECTION_DONE;
2684 2803
2685 if (R->selection.clicks == 4) 2804 if (selection.clicks == 4)
2686 return; /* nothing selected, go away */ 2805 return; /* nothing selected, go away */
2687 2806
2807 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
2808 return;
2809
2688 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);
2689 str = (char *)rxvt_malloc(i * MB_CUR_MAX + 1); 2811 new_selection_text = (wchar_t *)rxvt_malloc ((size + 4) * sizeof (wchar_t));
2690 2812
2691 new_selection_text = (unsigned char *)str; 2813 int ofs = 0;
2814 int extra = 0;
2692 2815
2693 col = R->selection.beg.col; 2816 int col = selection.beg.col;
2694 MAX_IT(col, 0); 2817 int row = selection.beg.row;
2695 row = R->selection.beg.row + R->TermWin.saveLines;
2696 end_row = R->selection.end.row + R->TermWin.saveLines;
2697 2818
2819 int end_col;
2820
2698 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)
2699 { 2825 {
2700 t = &(R->screen.text[row][col]); 2826 col = selection.beg.col;
2701
2702 end_col = R->screen.tlen[row];
2703
2704 if (end_col == -1)
2705 end_col = R->TermWin.ncol; 2827 end_col = selection.end.col;
2828 }
2829 else
2830#endif
2831 end_col = ROW(row).l;
2706 2832
2833 col = max (col, 0);
2834
2707 if (row == end_row) 2835 if (row == selection.end.row)
2708 MIN_IT (end_col, R->selection.end.col); 2836 min_it (end_col, selection.end.col);
2709 2837
2838 t = ROW(row).t + col;
2839
2710 for (; col < end_col; col++) 2840 for (; col < end_col; col++)
2841 {
2711 if (*t == NOCHAR) 2842 if (*t == NOCHAR)
2712 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
2713 else 2861 else
2714 { 2862 new_selection_text[ofs++] = *t++;
2715 int len = wctomb (str, *t++);
2716 if (len > 0)
2717 str += len;
2718 }
2719
2720 if (R->screen.tlen[row] != -1 && row != end_row)
2721 *str++ = '\n';
2722 } 2863 }
2723 2864
2724#ifndef NO_OLD_SELECTION 2865#if !ENABLE_MINIMAL
2725 if (R->selection_style == OLD_SELECT) 2866 if (selection.rect)
2726 if (end_col == R->TermWin.ncol)
2727 *str++ = '\n';
2728#endif
2729#ifndef NO_NEW_SELECTION
2730 if (R->selection_style != OLD_SELECT)
2731 if (end_col != R->selection.end.col)
2732 *str++ = '\n';
2733#endif
2734 *str = '\0';
2735
2736 i = str - (char *)new_selection_text;
2737 if (i == 0)
2738 { 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 {
2739 free (new_selection_text); 2887 free (new_selection_text);
2740 return; 2888 return;
2741 } 2889 }
2742 2890
2743 // due to MB_MAX_CUR, selection wastage is usually high
2744 if (str - (char *)new_selection_text > 1024)
2745 new_selection_text = (unsigned char *)rxvt_realloc (new_selection_text, i + 1);
2746
2747 R->selection.len = i;
2748 if (R->selection.text)
2749 free (R->selection.text); 2891 free (selection.text);
2750 2892
2751 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));
2752 2896
2753 XSetSelectionOwner(R->Xdisplay, XA_PRIMARY, R->TermWin.vt, tm); 2897 if (HOOK_INVOKE ((this, HOOK_SEL_GRAB, DT_LONG, (long)tm, DT_END)))
2754 if (XGetSelectionOwner(R->Xdisplay, XA_PRIMARY) != R->TermWin.vt) 2898 return;
2755 rxvt_print_error("can't get primary selection"); 2899
2756 XChangeProperty(R->Xdisplay, Xroot, XA_CUT_BUFFER0, XA_STRING, 8, 2900 selection_grab (tm);
2757 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 {
2758 R->selection_time = tm; 2910 selection_time = tm;
2759 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
2760} 2940}
2761 2941
2762/* ------------------------------------------------------------------------- */ 2942/* ------------------------------------------------------------------------- */
2763/* 2943/*
2764 * 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
2765 * EXT: button 1 press 2945 * EXT: button 1 press
2766 */ 2946 */
2767/* EXTPROTO */
2768void 2947void
2769rxvt_selection_click(pR_ int clicks, int x, int y) 2948rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
2770{ 2949{
2771 D_SELECT((stderr, "rxvt_selection_click(%d, %d, %d)", clicks, x, y));
2772
2773 clicks = ((clicks - 1) % 3) + 1; 2950 clicks = ((clicks - 1) % 3) + 1;
2774 R->selection.clicks = clicks; /* save clicks so extend will work */ 2951 selection.clicks = clicks; /* save clicks so extend will work */
2775 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
2776 rxvt_selection_start_colrow(aR_ Pixel2Col(x), Pixel2Row(y)); 2962 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
2963
2777 if (clicks == 2 || clicks == 3) 2964 if (clicks == 2 || clicks == 3)
2778 rxvt_selection_extend_colrow(aR_ R->selection.mark.col, 2965 selection_extend_colrow (selection.mark.col,
2779 R->selection.mark.row 2966 selection.mark.row - view_start,
2780 + R->TermWin.view_start,
2781 0, /* button 3 */ 2967 0, /* button 3 */
2782 1, /* button press */ 2968 1, /* button press */
2783 0); /* click change */ 2969 0); /* click change */
2784} 2970}
2785 2971
2786/* ------------------------------------------------------------------------- */ 2972/* ------------------------------------------------------------------------- */
2787/* 2973/*
2788 * Mark a selection at the specified col/row 2974 * Mark a selection at the specified col/row
2789 */ 2975 */
2790/* INTPROTO */
2791void 2976void
2792rxvt_selection_start_colrow(pR_ int col, int row) 2977rxvt_term::selection_start_colrow (int col, int row) NOTHROW
2793{ 2978{
2794 R->want_refresh = 1; 2979 want_refresh = 1;
2980
2981 selection.mark.row = row + view_start;
2795 R->selection.mark.col = col; 2982 selection.mark.col = col;
2796 R->selection.mark.row = row - R->TermWin.view_start; 2983
2797 MAX_IT(R->selection.mark.row, -(int32_t)R->TermWin.nscrolled); 2984 selection.mark.row = clamp (selection.mark.row, top_row, nrow - 1);
2798 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)
2799 MAX_IT(R->selection.mark.col, 0); 2989 --selection.mark.col;
2800 MIN_IT(R->selection.mark.col, (int32_t)R->TermWin.ncol - 1);
2801 2990
2802 if (R->selection.op) { /* clear the old selection */ 2991 if (selection.op)
2992 {
2993 /* clear the old selection */
2803 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 2994 selection.beg.row = selection.end.row = selection.mark.row;
2804 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 2995 selection.beg.col = selection.end.col = selection.mark.col;
2805 } 2996 }
2997
2806 R->selection.op = SELECTION_INIT; 2998 selection.op = SELECTION_INIT;
2807 R->selection.screen = R->current_screen; 2999 selection.screen = current_screen;
2808} 3000}
2809 3001
2810/* ------------------------------------------------------------------------- */ 3002/* ------------------------------------------------------------------------- */
2811/* 3003/*
2812 * Word select: select text for 2 clicks 3004 * Word select: select text for 2 clicks
2813 * We now only find out the boundary in one direction 3005 * We now only find out the boundary in one direction
2814 */ 3006 */
2815 3007
2816/* 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 */
2817#define DELIMIT_TEXT(x) \ 3009#define DELIMIT_TEXT(x) \
2818 (((x) == ' ' || (x) == '\t') ? 2 : (STRCHR(R->rs[Rs_cutchars], (x)) != NULL)) 3010 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
2819#define DELIMIT_REND(x) 1 3011#define DELIMIT_REND(x) 1
2820 3012
2821/* INTPROTO */
2822void 3013void
2823rxvt_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
2824{ 3015{
2825 int col, row, dirnadd, tcol, trow, w1, w2; 3016 int col, row, dirnadd, tcol, trow, w1, w2;
2826 row_col_t bound; 3017 row_col_t bound;
2827 text_t *stp; 3018 text_t *stp;
2828 rend_t *srp; 3019 rend_t *srp;
2829 3020
2830 if (dirn == UP) { 3021 if (dirn == UP)
2831 bound.row = R->TermWin.saveLines - R->TermWin.nscrolled - 1; 3022 {
3023 bound.row = top_row - 1;
2832 bound.col = 0; 3024 bound.col = 0;
2833 dirnadd = -1; 3025 dirnadd = -1;
2834 } else { 3026 }
2835 bound.row = R->TermWin.saveLines + R->TermWin.nrow; 3027 else
3028 {
3029 bound.row = nrow;
2836 bound.col = R->TermWin.ncol - 1; 3030 bound.col = ncol - 1;
2837 dirnadd = 1; 3031 dirnadd = 1;
2838 } 3032 }
2839 row = mark->row + R->TermWin.saveLines; 3033
3034 row = mark->row;
2840 col = mark->col; 3035 col = max (mark->col, 0);
2841 MAX_IT(col, 0); 3036
2842/* find the edge of a word */ 3037 /* find the edge of a word */
2843 stp = &(R->screen.text[row][col]); 3038 stp = ROW(row).t + col; w1 = DELIMIT_TEXT (*stp);
2844 w1 = DELIMIT_TEXT(*stp); 3039 srp = ROW(row).r + col; w2 = DELIMIT_REND (*srp);
2845 3040
2846 if (R->selection_style != NEW_SELECT) { 3041 for (;;)
2847 if (w1 == 1) { 3042 {
3043 for (; col != bound.col; col += dirnadd)
3044 {
2848 stp += dirnadd; 3045 stp += dirnadd;
2849 if (DELIMIT_TEXT(*stp) == 1)
2850 goto Old_Word_Selection_You_Die;
2851 col += dirnadd;
2852 }
2853 w1 = 0;
2854 }
2855 srp = (&R->screen.rend[row][col]);
2856 w2 = DELIMIT_REND(*srp);
2857
2858 for (;;) {
2859 for (; col != bound.col; col += dirnadd) {
2860 stp += dirnadd; 3046 srp += dirnadd;
3047
3048 if (*stp == NOCHAR)
3049 continue;
3050
2861 if (DELIMIT_TEXT(*stp) != w1) 3051 if (DELIMIT_TEXT (*stp) != w1)
3052 break;
3053 if (DELIMIT_REND (*srp) != w2)
3054 break;
3055 }
3056
3057 if ((col == bound.col) && (row != bound.row))
3058 {
3059 if (ROW(row - (dirn == UP ? 1 : 0)).is_longer ())
3060 {
3061 trow = row + dirnadd;
3062 tcol = dirn == UP ? ncol - 1 : 0;
3063
3064 if (!ROW(trow).t)
2862 break; 3065 break;
2863 srp += dirnadd; 3066
2864 if (DELIMIT_REND(*srp) != w2) 3067 stp = ROW(trow).t + tcol;
3068 srp = ROW(trow).r + tcol;
3069
3070 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2)
2865 break; 3071 break;
2866 } 3072
2867 if ((col == bound.col) && (row != bound.row)) {
2868 if (R->screen.tlen[(row - (dirn == UP ? 1 : 0))] == -1) {
2869 trow = row + dirnadd;
2870 tcol = dirn == UP ? R->TermWin.ncol - 1 : 0;
2871 if (R->screen.text[trow] == NULL)
2872 break;
2873 stp = &(R->screen.text[trow][tcol]);
2874 srp = &(R->screen.rend[trow][tcol]);
2875 if (DELIMIT_TEXT(*stp) != w1 || DELIMIT_REND(*srp) != w2)
2876 break;
2877 row = trow; 3073 row = trow;
2878 col = tcol; 3074 col = tcol;
2879 continue; 3075 continue;
2880 } 3076 }
2881 } 3077 }
2882 break; 3078 break;
2883 } 3079 }
2884 Old_Word_Selection_You_Die:
2885 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));
2886 3080
2887 if (dirn == DN) 3081 if (dirn == DN)
2888 col++; /* put us on one past the end */ 3082 col++; /* put us on one past the end */
2889 3083
2890/* Poke the values back in */ 3084 /* Poke the values back in */
2891 ret->row = row - R->TermWin.saveLines; 3085 ret->row = row;
2892 ret->col = col; 3086 ret->col = col;
2893} 3087}
2894 3088
2895/* ------------------------------------------------------------------------- */ 3089/* ------------------------------------------------------------------------- */
2896/* 3090/*
2897 * Extend the selection to the specified x/y pixel location 3091 * Extend the selection to the specified x/y pixel location
2898 * EXT: button 3 press; button 1 or 3 drag 3092 * EXT: button 3 press; button 1 or 3 drag
2899 * flag == 0 ==> button 1 3093 * flag == 0 ==> button 1
2900 * flag == 1 ==> button 3 press 3094 * flag == 1 ==> button 3 press
2901 * flag == 2 ==> button 3 motion 3095 * flag == 2 ==> button 3 motion
2902 */ 3096 */
2903/* EXTPROTO */
2904void 3097void
2905rxvt_selection_extend(pR_ int x, int y, int flag) 3098rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
2906{ 3099{
2907 int col, row; 3100 int col = clamp (Pixel2Col (x), 0, ncol);
3101 int row = clamp (Pixel2Row (y), 0, nrow - 1);
2908 3102
2909 col = Pixel2Col(x); 3103 /*
2910 row = Pixel2Row(y);
2911 MAX_IT(row, 0);
2912 MIN_IT(row, (int)R->TermWin.nrow - 1);
2913 MAX_IT(col, 0);
2914 MIN_IT(col, (int)R->TermWin.ncol);
2915#ifndef NO_NEW_SELECTION
2916/*
2917 * 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
2918 * 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
2919 * 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
2920 * be _past_ a character for it to be selected. 3107 * be _past_ a character for it to be selected.
2921 */ 3108 */
2922 if (R->selection_style != OLD_SELECT) {
2923 if (((R->selection.clicks % 3) == 1) && !flag 3109 if (((selection.clicks % 3) == 1) && !flag
2924 && (col == R->selection.mark.col 3110 && (col == selection.mark.col
2925 && (row == R->selection.mark.row + R->TermWin.view_start))) { 3111 && (row == selection.mark.row - view_start)))
3112 {
2926 /* select nothing */ 3113 /* select nothing */
2927 R->selection.beg.row = R->selection.end.row = 0; 3114 selection.beg.row = selection.end.row = 0;
2928 R->selection.beg.col = R->selection.end.col = 0; 3115 selection.beg.col = selection.end.col = 0;
2929 R->selection.clicks = 4; 3116 selection.clicks = 4;
2930 R->want_refresh = 1; 3117 want_refresh = 1;
2931 D_SELECT((stderr, "rxvt_selection_extend() R->selection.clicks = 4"));
2932 return; 3118 return;
2933 }
2934 } 3119 }
2935#endif 3120
2936 if (R->selection.clicks == 4) 3121 if (selection.clicks == 4)
2937 R->selection.clicks = 1; 3122 selection.clicks = 1;
3123
2938 rxvt_selection_extend_colrow(aR_ col, row, !!flag, /* ? button 3 */ 3124 selection_extend_colrow (col, row, !!flag, /* ? button 3 */
2939 flag == 1 ? 1 : 0, /* ? button press */ 3125 flag == 1 ? 1 : 0, /* ? button press */
2940 0); /* no click change */ 3126 0); /* no click change */
2941} 3127}
2942 3128
2943/* ------------------------------------------------------------------------- */ 3129/* ------------------------------------------------------------------------- */
2944/* 3130/*
2945 * Extend the selection to the specified col/row 3131 * Extend the selection to the specified col/row
2946 */ 3132 */
2947/* INTPROTO */
2948void 3133void
2949rxvt_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
2950{ 3135{
2951 int16_t ncol = R->TermWin.ncol;
2952 int end_col;
2953 row_col_t pos; 3136 row_col_t pos;
2954 enum { 3137 enum {
2955 LEFT, RIGHT 3138 LEFT, RIGHT
2956 } closeto = RIGHT; 3139 } closeto = RIGHT;
2957 3140
2958 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));
2959 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));
2960
2961 R->want_refresh = 1; 3141 want_refresh = 1;
3142
2962 switch (R->selection.op) { 3143 switch (selection.op)
3144 {
2963 case SELECTION_INIT: 3145 case SELECTION_INIT:
2964 CLEAR_SELECTION(R); 3146 CLEAR_SELECTION ();
2965 R->selection.op = SELECTION_BEGIN; 3147 selection.op = SELECTION_BEGIN;
2966 /* FALLTHROUGH */ 3148 /* FALLTHROUGH */
2967 case SELECTION_BEGIN: 3149 case SELECTION_BEGIN:
2968 if (row != R->selection.mark.row || col != R->selection.mark.col 3150 if (row != selection.mark.row || col != selection.mark.col
2969 || (!button3 && buttonpress)) 3151 || (!button3 && buttonpress))
2970 R->selection.op = SELECTION_CONT; 3152 selection.op = SELECTION_CONT;
2971 break; 3153 break;
2972 case SELECTION_DONE: 3154 case SELECTION_DONE:
2973 R->selection.op = SELECTION_CONT; 3155 selection.op = SELECTION_CONT;
2974 /* FALLTHROUGH */ 3156 /* FALLTHROUGH */
2975 case SELECTION_CONT: 3157 case SELECTION_CONT:
2976 break; 3158 break;
2977 case SELECTION_CLEAR: 3159 case SELECTION_CLEAR:
2978 rxvt_selection_start_colrow(aR_ col, row); 3160 selection_start_colrow (col, row);
2979 /* FALLTHROUGH */ 3161 /* FALLTHROUGH */
2980 default: 3162 default:
2981 return; 3163 return;
2982 } 3164 }
3165
2983 if (R->selection.beg.col == R->selection.end.col 3166 if (selection.beg.col == selection.end.col
2984 && R->selection.beg.col != R->selection.mark.col 3167 && selection.beg.col != selection.mark.col
2985 && R->selection.beg.row == R->selection.end.row 3168 && selection.beg.row == selection.end.row
2986 && R->selection.beg.row != R->selection.mark.row) { 3169 && selection.beg.row != selection.mark.row)
3170 {
2987 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3171 selection.beg.col = selection.end.col = selection.mark.col;
2988 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3172 selection.beg.row = selection.end.row = selection.mark.row;
2989 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));
2990 } 3173 }
2991 3174
2992 pos.col = col; 3175 pos.col = col;
2993 pos.row = row; 3176 pos.row = view_start + row;
2994 3177
2995 pos.row -= R->TermWin.view_start; /* adjust for scroll */ 3178 /*
2996 3179 * This is mainly xterm style selection with a couple of differences, mainly
2997#ifndef NO_OLD_SELECTION 3180 * in the way button3 drag extension works.
2998/* 3181 * We're either doing: button1 drag; button3 press; or button3 drag
2999 * This mimics some of the selection behaviour of version 2.20 and before. 3182 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3000 * There are no ``selection modes'', button3 is always character extension. 3183 * is always at the left/right edge of the selection.
3001 * Note: button3 drag is always available, c.f. v2.20 3184 * b) button3 press: extend/contract character/word/line at whichever edge of
3002 * Selection always terminates (left or right as appropriate) at the mark. 3185 * the selection we are closest to.
3186 * c) button3 drag : extend/contract character/word/line - we select around
3187 * a point/word/line which is either the start or end of the selection
3188 * and it was decided by whichever point/word/line was `fixed' at the
3189 * time of the most recent button3 press
3003 */ 3190 */
3004 if (R->selection_style == OLD_SELECT) { 3191 if (button3 && buttonpress)
3005 if (R->selection.clicks == 1 || button3) { 3192 {
3006 if (R->hate_those_clicks) { 3193 /* button3 press */
3007 R->hate_those_clicks = 0; 3194 /*
3008 if (R->selection.clicks == 1) { 3195 * first determine which edge of the selection we are closest to
3009 R->selection.beg.row = R->selection.mark.row; 3196 */
3010 R->selection.beg.col = R->selection.mark.col; 3197 if (ROWCOL_IS_BEFORE (pos, selection.beg)
3011 } else { 3198 || (!ROWCOL_IS_AFTER (pos, selection.end)
3199 && (((pos.col - selection.beg.col)
3200 + ((pos.row - selection.beg.row) * ncol))
3201 < ((selection.end.col - pos.col)
3202 + ((selection.end.row - pos.row) * ncol)))))
3203 closeto = LEFT;
3204
3205 if (closeto == LEFT)
3206 {
3207 selection.beg.row = pos.row;
3208 selection.beg.col = pos.col;
3209 selection.mark.row = selection.end.row;
3210 selection.mark.col = selection.end.col - (selection.clicks == 2);
3211 }
3212 else
3213 {
3214 selection.end.row = pos.row;
3215 selection.end.col = pos.col;
3012 R->selection.mark.row = R->selection.beg.row; 3216 selection.mark.row = selection.beg.row;
3013 R->selection.mark.col = R->selection.beg.col; 3217 selection.mark.col = selection.beg.col;
3218 }
3219 }
3220 else
3221 {
3222 /* button1 drag or button3 drag */
3223 if (ROWCOL_IS_AFTER (selection.mark, pos))
3224 {
3225 if (selection.mark.row == selection.end.row
3226 && selection.mark.col == selection.end.col
3227 && clickchange
3228 && selection.clicks == 2)
3229 selection.mark.col--;
3230
3231 selection.beg.row = pos.row;
3232 selection.beg.col = pos.col;
3233 selection.end.row = selection.mark.row;
3234 selection.end.col = selection.mark.col + (selection.clicks == 2);
3235 }
3236 else
3237 {
3238 selection.beg.row = selection.mark.row;
3239 selection.beg.col = selection.mark.col;
3240 selection.end.row = pos.row;
3241 selection.end.col = pos.col;
3242 }
3243 }
3244
3245 if (selection.clicks == 1)
3246 {
3247 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3248 && !ROW(selection.beg.row).is_longer ()
3249#if !ENABLE_MINIMAL
3250 && !selection.rect
3251#endif
3252 )
3253 selection.beg.col = ncol;
3254
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 ();
3287# endif
3288 break;
3014 } 3289 }
3015 } 3290 }
3016 if (ROWCOL_IS_BEFORE(pos, R->selection.mark)) {
3017 R->selection.end.row = R->selection.mark.row;
3018 R->selection.end.col = R->selection.mark.col + 1;
3019 R->selection.beg.row = pos.row;
3020 R->selection.beg.col = pos.col;
3021 } else {
3022 R->selection.beg.row = R->selection.mark.row;
3023 R->selection.beg.col = R->selection.mark.col;
3024 R->selection.end.row = pos.row;
3025 R->selection.end.col = pos.col + 1;
3026 } 3291 }
3027 } else if (R->selection.clicks == 2) { 3292 else
3028 rxvt_selection_delimit_word(aR_ UP, &(R->selection.mark), 3293#endif
3029 &(R->selection.beg)); 3294 {
3030 rxvt_selection_delimit_word(aR_ DN, &(R->selection.mark), 3295 if (ROWCOL_IS_AFTER (selection.mark, selection.beg))
3031 &(R->selection.end)); 3296 selection.mark.col++;
3032 R->hate_those_clicks = 1; 3297
3033 } else if (R->selection.clicks == 3) {
3034 R->selection.beg.row = R->selection.end.row = R->selection.mark.row;
3035 R->selection.beg.col = 0; 3298 selection.beg.col = 0;
3036 R->selection.end.col = ncol; 3299 selection.end.col = ncol;
3037 R->hate_those_clicks = 1; 3300
3038 } 3301 // select a complete logical line
3039 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)); 3302 while (selection.beg.row > -saveLines
3040 return; 3303 && ROW(selection.beg.row - 1).is_longer ())
3041 } 3304 selection.beg.row--;
3042#endif /* ! NO_OLD_SELECTION */ 3305
3043#ifndef NO_NEW_SELECTION 3306 while (selection.end.row < nrow
3044/* selection_style must not be OLD_SELECT to get here */ 3307 && ROW(selection.end.row).is_longer ())
3045/* 3308 selection.end.row++;
3046 * This is mainly xterm style selection with a couple of differences, mainly
3047 * in the way button3 drag extension works.
3048 * We're either doing: button1 drag; button3 press; or button3 drag
3049 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3050 * is always at the left/right edge of the R->selection.
3051 * b) button3 press: extend/contract character/word/line at whichever edge of
3052 * the selection we are closest to.
3053 * c) button3 drag : extend/contract character/word/line - we select around
3054 * a point/word/line which is either the start or end of the selection
3055 * and it was decided by whichever point/word/line was `fixed' at the
3056 * time of the most recent button3 press
3057 */
3058 if (button3 && buttonpress) { /* button3 press */
3059 /* 3309 }
3060 * first determine which edge of the selection we are closest to 3310 }
3061 */ 3311
3062 if (ROWCOL_IS_BEFORE(pos, R->selection.beg) 3312 if (button3 && buttonpress)
3063 || (!ROWCOL_IS_AFTER(pos, R->selection.end) 3313 {
3064 && (((pos.col - R->selection.beg.col) 3314 /* mark may need to be changed */
3065 + ((pos.row - R->selection.beg.row) * ncol))
3066 < ((R->selection.end.col - pos.col)
3067 + ((R->selection.end.row - pos.row) * ncol)))))
3068 closeto = LEFT;
3069 if (closeto == LEFT) { 3315 if (closeto == LEFT)
3070 R->selection.beg.row = pos.row; 3316 {
3071 R->selection.beg.col = pos.col;
3072 R->selection.mark.row = R->selection.end.row; 3317 selection.mark.row = selection.end.row;
3073 R->selection.mark.col = R->selection.end.col 3318 selection.mark.col = selection.end.col - (selection.clicks == 2);
3074 - (R->selection.clicks == 2); 3319 }
3075 } else { 3320 else
3076 R->selection.end.row = pos.row; 3321 {
3077 R->selection.end.col = pos.col;
3078 R->selection.mark.row = R->selection.beg.row; 3322 selection.mark.row = selection.beg.row;
3079 R->selection.mark.col = R->selection.beg.col; 3323 selection.mark.col = selection.beg.col;
3080 }
3081 } else { /* button1 drag or button3 drag */
3082 if (ROWCOL_IS_AFTER(R->selection.mark, pos)) {
3083 if ((R->selection.mark.row == R->selection.end.row)
3084 && (R->selection.mark.col == R->selection.end.col)
3085 && clickchange && R->selection.clicks == 2)
3086 R->selection.mark.col--;
3087 R->selection.beg.row = pos.row;
3088 R->selection.beg.col = pos.col;
3089 R->selection.end.row = R->selection.mark.row;
3090 R->selection.end.col = R->selection.mark.col
3091 + (R->selection.clicks == 2);
3092 } else {
3093 R->selection.beg.row = R->selection.mark.row;
3094 R->selection.beg.col = R->selection.mark.col;
3095 R->selection.end.row = pos.row;
3096 R->selection.end.col = pos.col;
3097 }
3098 }
3099
3100 if (R->selection.clicks == 1) {
3101 end_col = R->screen.tlen[R->selection.beg.row + R->TermWin.saveLines];
3102 if (end_col != -1 && R->selection.beg.col > end_col) {
3103#if 1
3104 R->selection.beg.col = ncol;
3105#else
3106 if (R->selection.beg.row != R->selection.end.row)
3107 R->selection.beg.col = ncol;
3108 else
3109 R->selection.beg.col = R->selection.mark.col;
3110#endif
3111 }
3112 end_col = R->screen.tlen[R->selection.end.row + R->TermWin.saveLines];
3113 if (end_col != -1 && R->selection.end.col > end_col)
3114 R->selection.end.col = ncol;
3115
3116 } else if (R->selection.clicks == 2) {
3117 if (ROWCOL_IS_AFTER(R->selection.end, R->selection.beg))
3118 R->selection.end.col--;
3119 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3120 &(R->selection.beg));
3121 rxvt_selection_delimit_word(aR_ DN, &(R->selection.end),
3122 &(R->selection.end));
3123 } else if (R->selection.clicks == 3) {
3124#ifndef NO_FRILLS
3125 if ((R->Options & Opt_tripleclickwords)) {
3126 int end_row;
3127
3128 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3129 &(R->selection.beg));
3130 end_row = R->screen.tlen[R->selection.mark.row
3131 + R->TermWin.saveLines];
3132 for (end_row = R->selection.mark.row; end_row < R->TermWin.nrow;
3133 end_row++) {
3134 end_col = R->screen.tlen[end_row + R->TermWin.saveLines];
3135 if (end_col != -1) {
3136 R->selection.end.row = end_row;
3137 R->selection.end.col = end_col;
3138 rxvt_selection_remove_trailing_spaces(aR);
3139 break;
3140 }
3141 }
3142 } else
3143#endif
3144 { 3324 }
3145 if (ROWCOL_IS_AFTER(R->selection.mark, R->selection.beg))
3146 R->selection.mark.col++;
3147 R->selection.beg.col = 0;
3148 R->selection.end.col = ncol;
3149 }
3150 } 3325 }
3151 if (button3 && buttonpress) { /* mark may need to be changed */
3152 if (closeto == LEFT) {
3153 R->selection.mark.row = R->selection.end.row;
3154 R->selection.mark.col = R->selection.end.col
3155 - (R->selection.clicks == 2);
3156 } else {
3157 R->selection.mark.row = R->selection.beg.row;
3158 R->selection.mark.col = R->selection.beg.col;
3159 }
3160 }
3161 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));
3162#endif /* ! NO_NEW_SELECTION */
3163}
3164 3326
3165#ifndef NO_FRILLS 3327#if !ENABLE_MINIMAL
3166/* 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
3167void 3334void
3168rxvt_selection_remove_trailing_spaces(pR) 3335rxvt_term::selection_remove_trailing_spaces () NOTHROW
3169{ 3336{
3170 int32_t end_col, end_row; 3337 int32_t end_col, end_row;
3171 text_t *stp; 3338 text_t *stp;
3172 3339
3173 end_col = R->selection.end.col; 3340 end_col = selection.end.col;
3174 end_row = R->selection.end.row; 3341 end_row = selection.end.row;
3342
3175 for ( ; end_row >= R->selection.beg.row; ) { 3343 for (; end_row >= selection.beg.row; )
3176 stp = R->screen.text[end_row + R->TermWin.saveLines]; 3344 {
3345 stp = ROW(end_row).t;
3346
3177 while (--end_col >= 0) { 3347 while (--end_col >= 0)
3178 if (stp[end_col] != ' ' && stp[end_col] != '\t')
3179 break;
3180 } 3348 {
3181 if (end_col >= 0 3349 if (stp[end_col] != NOCHAR
3182 || R->screen.tlen[end_row - 1 + R->TermWin.saveLines] != -1) { 3350 && !unicode::is_space (stp[end_col]))
3183 R->selection.end.col = end_col + 1;
3184 R->selection.end.row = end_row;
3185 break; 3351 break;
3186 } 3352 }
3353
3354 if (end_col >= 0
3355 || !ROW(end_row - 1).is_longer ())
3356 {
3357 selection.end.col = end_col + 1;
3358 selection.end.row = end_row;
3359 break;
3360 }
3361
3187 end_row--; 3362 end_row--;
3188 end_col = R->TermWin.ncol; 3363 end_col = ncol;
3189 } 3364 }
3365
3190 if (R->selection.mark.row > R->selection.end.row) { 3366 if (selection.mark.row > selection.end.row)
3367 {
3191 R->selection.mark.row = R->selection.end.row; 3368 selection.mark.row = selection.end.row;
3192 R->selection.mark.col = R->selection.end.col; 3369 selection.mark.col = selection.end.col;
3370 }
3193 } else if (R->selection.mark.row == R->selection.end.row 3371 else if (selection.mark.row == selection.end.row
3194 && R->selection.mark.col > R->selection.end.col) 3372 && selection.mark.col > selection.end.col)
3195 R->selection.mark.col = R->selection.end.col; 3373 selection.mark.col = selection.end.col;
3196} 3374}
3197#endif 3375#endif
3198 3376
3199/* ------------------------------------------------------------------------- */ 3377/* ------------------------------------------------------------------------- */
3200/* 3378/*
3201 * Double click on button 3 when already selected 3379 * Double click on button 3 when already selected
3202 * EXT: button 3 double click 3380 * EXT: button 3 double click
3203 */ 3381 */
3204/* EXTPROTO */
3205void 3382void
3206rxvt_selection_rotate(pR_ int x, int y) 3383rxvt_term::selection_rotate (int x, int y) NOTHROW
3207{ 3384{
3208 R->selection.clicks = R->selection.clicks % 3 + 1; 3385 selection.clicks = selection.clicks % 3 + 1;
3209 rxvt_selection_extend_colrow(aR_ Pixel2Col(x), Pixel2Row(y), 1, 0, 1); 3386 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3210} 3387}
3211
3212/* ------------------------------------------------------------------------- */
3213/*
3214 * On some systems, the Atom typedef is 64 bits wide. We need to have a type
3215 * that is exactly 32 bits wide, because a format of 64 is not allowed by
3216 * the X11 protocol.
3217 */
3218typedef CARD32 Atom32;
3219 3388
3220/* ------------------------------------------------------------------------- */ 3389/* ------------------------------------------------------------------------- */
3221/* 3390/*
3222 * Respond to a request for our current selection 3391 * Respond to a request for our current selection
3223 * EXT: SelectionRequest 3392 * EXT: SelectionRequest
3224 */ 3393 */
3225/* EXTPROTO */
3226void 3394void
3227rxvt_selection_send(pR_ const XSelectionRequestEvent *rq) 3395rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3228{ 3396{
3397 Atom property = rq.property == None ? rq.target : rq.property;
3229 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/* ------------------------------------------------------------------------- */
3230#ifdef USE_XIM 3537#ifdef USE_XIM
3231 Atom32 target_list[4]; 3538void
3232#else 3539rxvt_term::im_set_position (XPoint &pos) NOTHROW
3233 Atom32 target_list[3]; 3540{
3234#endif 3541 XWindowAttributes xwa;
3235 Atom target;
3236 XTextProperty ct;
3237 XICCEncodingStyle style;
3238 char *cl[2], dummy[1];
3239 3542
3240 ev.type = SelectionNotify; 3543 XGetWindowAttributes (dpy, vt, &xwa);
3241 ev.property = None;
3242 ev.display = rq->display;
3243 ev.requestor = rq->requestor;
3244 ev.selection = rq->selection;
3245 ev.target = rq->target;
3246 ev.time = rq->time;
3247 3544
3248 if (rq->target == R->xa[XA_TARGETS]) { 3545 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3249 target_list[0] = (Atom32) R->xa[XA_TARGETS]; 3546 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3250 target_list[1] = (Atom32) XA_STRING; 3547}
3251 target_list[2] = (Atom32) R->xa[XA_TEXT];
3252#ifdef USE_XIM
3253 target_list[3] = (Atom32) R->xa[XA_COMPOUND_TEXT];
3254#endif 3548#endif
3255 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_ATOM,
3256 (8 * sizeof(target_list[0])), PropModeReplace,
3257 (unsigned char *)target_list,
3258 (sizeof(target_list) / sizeof(target_list[0])));
3259 ev.property = rq->property;
3260 } else if (rq->target == R->xa[XA_MULTIPLE]) {
3261 /* TODO: Handle MULTIPLE */
3262 } else if (rq->target == R->xa[XA_TIMESTAMP] && R->selection.text) {
3263 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_INTEGER,
3264 (8 * sizeof(Time)), PropModeReplace,
3265 (unsigned char *)&R->selection_time, 1);
3266 ev.property = rq->property;
3267 } else if (rq->target == XA_STRING
3268 || rq->target == R->xa[XA_COMPOUND_TEXT]
3269 || rq->target == R->xa[XA_TEXT]) {
3270#ifdef USE_XIM
3271 short freect = 0;
3272#endif
3273 int selectlen;
3274 3549
3275#ifdef USE_XIM 3550#if ENABLE_OVERLAY
3276 if (rq->target != XA_STRING) { 3551void
3277 target = R->xa[XA_COMPOUND_TEXT]; 3552rxvt_term::scr_overlay_new (int x, int y, int w, int h) NOTHROW
3278 style = (rq->target == R->xa[XA_COMPOUND_TEXT]) 3553{
3279 ? XCompoundTextStyle : XStdICCTextStyle; 3554 if (nrow < 1 || ncol < 1)
3280 } else 3555 return;
3281#endif 3556
3282 { 3557 want_refresh = 1;
3283 target = XA_STRING; 3558
3284 style = XStringStyle; 3559 scr_overlay_off ();
3285 } 3560
3286 if (R->selection.text) { 3561 if (x < 0) x = ncol - w;
3287 cl[0] = (char *)R->selection.text; 3562 if (y < 0) y = nrow - h;
3288 selectlen = R->selection.len; 3563
3289 } else { 3564 // make space for border
3290 cl[0] = dummy; 3565 w += 2; min_it (w, ncol);
3291 *dummy = '\0'; 3566 h += 2; min_it (h, nrow);
3292 selectlen = 0; 3567
3293 } 3568 x -= 1; clamp_it (x, 0, ncol - w);
3294#ifdef USE_XIM 3569 y -= 1; clamp_it (y, 0, nrow - h);
3295 if (XmbTextListToTextProperty(R->Xdisplay, cl, 1, style, &ct) 3570
3296 == Success) /* if we failed to convert then send it raw */ 3571 ov.x = x; ov.y = y;
3297 freect = 1; 3572 ov.w = w; ov.h = h;
3573
3574 ov.text = new text_t *[h];
3575 ov.rend = new rend_t *[h];
3576
3577 for (y = 0; y < h; y++)
3578 {
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;
3298 else 3589 else
3299#endif 3590 t0 = 0x255a, t1 = 0x2550, t2 = 0x255d;
3300 { 3591
3301 ct.value = (unsigned char *)cl[0]; 3592 *tp++ = t0;
3302 ct.nitems = selectlen; 3593 *rp++ = r;
3594
3595 for (x = w - 2; x > 0; --x)
3303 } 3596 {
3304 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, 3597 *tp++ = t1;
3305 target, 8, PropModeReplace, 3598 *rp++ = r;
3306 ct.value, (int)ct.nitems); 3599 }
3307 ev.property = rq->property; 3600
3308#ifdef USE_XIM 3601 *tp = t2;
3309 if (freect) 3602 *rp = r;
3310 XFree(ct.value); 3603 }
3311#endif 3604}
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++)
3312 } 3615 {
3313 XSendEvent(R->Xdisplay, rq->requestor, False, 0L, (XEvent *)&ev); 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;
3314} 3622}
3315 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
3316/* ------------------------------------------------------------------------- * 3688/* ------------------------------------------------------------------------- */
3317 * MOUSE ROUTINES *
3318 * ------------------------------------------------------------------------- */
3319 3689
3320/*
3321 * return col/row values corresponding to x/y pixel values
3322 */
3323/* EXTPROTO */
3324void
3325rxvt_pixel_position(pR_ int *x, int *y)
3326{
3327 *x = Pixel2Col(*x);
3328/* MAX_IT(*x, 0); MIN_IT(*x, (int)R->TermWin.ncol - 1); */
3329 *y = Pixel2Row(*y);
3330/* MAX_IT(*y, 0); MIN_IT(*y, (int)R->TermWin.nrow - 1); */
3331}
3332/* ------------------------------------------------------------------------- */
3333#ifdef USE_XIM
3334/* EXTPROTO */
3335void
3336rxvt_setPosition(pR_ XPoint *pos)
3337{
3338 XWindowAttributes xwa;
3339
3340 XGetWindowAttributes(R->Xdisplay, R->TermWin.vt, &xwa);
3341 pos->x = Col2Pixel(R->screen.cur.col) + xwa.x;
3342 pos->y = Height2Pixel((R->screen.cur.row + 1)) + xwa.y
3343 - R->TermWin.lineSpace;
3344}
3345#endif
3346/* ------------------------------------------------------------------------- */
3347
3348/* ------------------------------------------------------------------------- *
3349 * DEBUG ROUTINES *
3350 * ------------------------------------------------------------------------- */
3351#if 0
3352/* INTPROTO */
3353void
3354rxvt_debug_colors(void)
3355{
3356 int color;
3357 const char *name[] = {
3358 "fg", "bg",
3359 "black", "red", "green", "yellow", "blue", "magenta", "cyan", "white"
3360 };
3361
3362 fprintf(stderr, "Color ( ");
3363 if (R->rstyle & RS_RVid)
3364 fprintf(stderr, "rvid ");
3365 if (R->rstyle & RS_Bold)
3366 fprintf(stderr, "bold ");
3367 if (R->rstyle & RS_Blink)
3368 fprintf(stderr, "blink ");
3369 if (R->rstyle & RS_Uline)
3370 fprintf(stderr, "uline ");
3371 fprintf(stderr, "): ");
3372
3373 color = GET_FGCOLOR(R->rstyle);
3374#ifndef NO_BRIGHTCOLOR
3375 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3376 color -= (minBrightCOLOR - minCOLOR);
3377 fprintf(stderr, "bright ");
3378 }
3379#endif
3380 fprintf(stderr, "%s on ", name[color]);
3381
3382 color = GET_BGCOLOR(R->rstyle);
3383#ifndef NO_BRIGHTCOLOR
3384 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3385 color -= (minBrightCOLOR - minCOLOR);
3386 fprintf(stderr, "bright ");
3387 }
3388#endif
3389 fprintf(stderr, "%s\n", name[color]);
3390}
3391#endif

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