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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.57 by pcg, Sun Mar 14 17:33:08 2004 UTC vs.
Revision 1.422 by root, Thu Jun 28 15:19:15 2012 UTC

1/*--------------------------------*-C-*--------------------------------------* 1/*---------------------------------------------------------------------------*
2 * File: screen.c 2 * File: screen.C
3 *---------------------------------------------------------------------------* 3 *---------------------------------------------------------------------------*
4 * 4 *
5 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com> 5 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com>
6 * Copyright (c) 2003-2004 Marc Lehmann <pcg@goof.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.
… …
23/* 23/*
24 * This file handles _all_ screen updates and selections 24 * This file handles _all_ screen updates and selections
25 */ 25 */
26 26
27#include "../config.h" /* NECESSARY */ 27#include "../config.h" /* NECESSARY */
28#define INTERN_SCREEN
29#include "rxvt.h" /* NECESSARY */ 28#include "rxvt.h" /* NECESSARY */
30#include "screen.intpro" /* PROTOS for internal routines */ 29#include "rxvtperl.h" /* NECESSARY */
31 30
32#include <X11/Xmd.h> /* get the typedef for CARD32 */
33
34#include <stdint.h> 31#include <inttypes.h>
35#include <wchar.h>
36 32
37#include "salloc.C" // HACK, should be a seperate compile! 33static inline void
38
39inline void fill_text (text_t *start, text_t value, int len) 34fill_text (text_t *start, text_t value, int len)
40{ 35{
41 while (len--) 36 while (len--)
42 *start++ = value; 37 *start++ = value;
43} 38}
44 39
45/* ------------------------------------------------------------------------- */ 40/* ------------------------------------------------------------------------- */
46#define PROP_SIZE 16384
47#define TABSIZE 8 /* default tab size */ 41#define TABSIZE 8 /* default tab size */
48 42
49/* ------------------------------------------------------------------------- * 43/* ------------------------------------------------------------------------- *
50 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES * 44 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES *
51 * ------------------------------------------------------------------------- */ 45 * ------------------------------------------------------------------------- */
52#define ZERO_SCROLLBACK() \ 46#define ZERO_SCROLLBACK() \
53 if ((Options & Opt_scrollTtyOutput) == Opt_scrollTtyOutput) \ 47 if (option (Opt_scrollTtyOutput)) \
54 TermWin.view_start = 0 48 view_start = 0
55#define CLEAR_SELECTION() \ 49#define CLEAR_SELECTION() \
56 selection.beg.row = selection.beg.col \ 50 selection.beg.row = selection.beg.col \
57 = selection.end.row = selection.end.col = 0 51 = selection.end.row = selection.end.col = 0
58#define CLEAR_ALL_SELECTION() \ 52#define CLEAR_ALL_SELECTION() \
59 selection.beg.row = selection.beg.col \ 53 selection.beg.row = selection.beg.col \
60 = selection.mark.row = selection.mark.col \ 54 = selection.mark.row = selection.mark.col \
61 = selection.end.row = selection.end.col = 0 55 = selection.end.row = selection.end.col = 0
62 56
63#define ROW_AND_COL_IS_AFTER(A, B, C, D) \ 57#define ROW_AND_COL_IS_AFTER(A, B, C, D) \
64 (((A) > (C)) || (((A) == (C)) && ((B) > (D)))) 58 (((A) > (C)) || (((A) == (C)) && ((B) > (D))))
65#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \ 59#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \
66 (((A) < (C)) || (((A) == (C)) && ((B) < (D)))) 60 (((A) < (C)) || (((A) == (C)) && ((B) < (D))))
67#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \ 61#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \
68 (((A) == (C)) && ((B) > (D))) 62 (((A) == (C)) && ((B) > (D)))
69#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) \
70 (((A) == (C)) && ((B) >= (D))) 64 (((A) == (C)) && ((B) >= (D)))
71#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \ 65#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \
72 (((A) == (C)) && ((B) < (D))) 66 (((A) == (C)) && ((B) < (D)))
73#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) \
74 (((A) == (C)) && ((B) <= (D))) 68 (((A) == (C)) && ((B) <= (D)))
75 69
76/* these must be row_col_t */ 70/* these must be row_col_t */
77#define ROWCOL_IS_AFTER(X, Y) \ 71#define ROWCOL_IS_AFTER(X, Y) \
78 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)
79#define ROWCOL_IS_BEFORE(X, Y) \ 73#define ROWCOL_IS_BEFORE(X, Y) \
80 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)
81#define ROWCOL_IN_ROW_AFTER(X, Y) \ 75#define ROWCOL_IN_ROW_AFTER(X, Y) \
82 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)
83#define ROWCOL_IN_ROW_BEFORE(X, Y) \ 77#define ROWCOL_IN_ROW_BEFORE(X, Y) \
84 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)
85#define ROWCOL_IN_ROW_AT_OR_AFTER(X, Y) \ 79#define ROWCOL_IN_ROW_AT_OR_AFTER(X, Y) \
86 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)
87#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \ 81#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \
88 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)
89 83
90/* 84/*
91 * CLEAR_ROWS : clear <num> rows starting from row <row>
92 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y> 85 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y>
93 * ERASE_ROWS : set <num> rows starting from row <row> to the foreground colour
94 */ 86 */
95#define drawBuffer TermWin.vt
96
97#define CLEAR_ROWS(row, num) \
98 if (TermWin.mapped) \
99 XClearArea (display->display, drawBuffer, TermWin.int_bwidth, \
100 Row2Pixel (row), (unsigned int)TermWin.width, \
101 (unsigned int)Height2Pixel (num), False)
102
103#define CLEAR_CHARS(x, y, num) \ 87#define CLEAR_CHARS(x, y, num) \
104 if (TermWin.mapped) \ 88 if (mapped) \
105 XClearArea (display->display, drawBuffer, x, y, \ 89 XClearArea (dpy, vt, x, y, \
106 (unsigned int)Width2Pixel (num), \ 90 (unsigned int)Width2Pixel (num), \
107 (unsigned int)Height2Pixel (1), False) 91 (unsigned int)Height2Pixel (1), False)
108
109#define ERASE_ROWS(row, num) \
110 XFillRectangle (display->display, drawBuffer, TermWin.gc, \
111 TermWin.int_bwidth, Row2Pixel (row), \
112 (unsigned int)TermWin.width, \
113 (unsigned int)Height2Pixel (num))
114 92
115/* ------------------------------------------------------------------------- * 93/* ------------------------------------------------------------------------- *
116 * SCREEN `COMMON' ROUTINES * 94 * SCREEN `COMMON' ROUTINES *
117 * ------------------------------------------------------------------------- */ 95 * ------------------------------------------------------------------------- */
96
118/* Fill part/all of a line with blanks. */ 97/* Fill part/all of a line with blanks. */
119void 98void
120rxvt_term::scr_blank_line (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
121{ 100{
122 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
123 efs = SET_FONT (efs, TermWin.fontset->find_font (' ')); 111 efs = SET_FONT (efs, FONTSET (efs)->find_font (' '));
112
113 text_t *et = l.t + col;
114 rend_t *er = l.r + col;
124 115
125 while (width--) 116 while (width--)
126 { 117 {
127 *et++ = ' '; 118 *et++ = ' ';
128 *er++ = efs; 119 *er++ = efs;
… …
130} 121}
131 122
132/* ------------------------------------------------------------------------- */ 123/* ------------------------------------------------------------------------- */
133/* 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 */
134void 125void
135rxvt_term::scr_blank_screen_mem (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
136{ 127{
137#ifdef DEBUG_STRICT 128 scr_blank_line (l, 0, ncol, efs);
138 assert ((tp[row] && rp[row]) || (tp[row] == NULL && rp[row] == NULL));
139#endif
140 if (tp[row] == NULL)
141 {
142 tp[row] = (text_t *)talloc->alloc ();
143 rp[row] = (rend_t *)ralloc->alloc ();
144 }
145 129
146 scr_blank_line (tp[row], rp[row], TermWin.ncol, efs); 130 l.l = 0;
131 l.f = 0;
132}
133
134// nuke a single wide character at the given column
135void
136rxvt_term::scr_kill_char (line_t &l, int col) const NOTHROW
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 * ------------------------------------------------------------------------- */
158
152void 159void
160rxvt_term::scr_alloc () NOTHROW
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 text_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 = chunk_alloc (chunk_size, 0);
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 ecb_cold
153rxvt_term::scr_reset () 194rxvt_term::scr_reset ()
154{ 195{
155 unsigned int ncol, nrow, total_rows, prev_total_rows; 196#if ENABLE_OVERLAY
156 unsigned int p, q; 197 scr_overlay_off ();
157 int k; 198#endif
158 rend_t setrstyle;
159 199
160 D_SCREEN ((stderr, "rxvt_scr_reset ()"));
161
162 TermWin.view_start = 0; 200 view_start = 0;
163 num_scr = 0; 201 num_scr = 0;
164 202
165 if (TermWin.ncol == 0) 203 if (ncol == 0)
166 TermWin.ncol = 80; 204 ncol = 80;
167 205
168 if (TermWin.nrow == 0) 206 if (nrow == 0)
169 TermWin.nrow = 24; 207 nrow = 24;
170
171 ncol = TermWin.ncol;
172 nrow = TermWin.nrow;
173 208
174 if (ncol == prev_ncol && nrow == prev_nrow) 209 if (ncol == prev_ncol && nrow == prev_nrow)
175 return; 210 return;
176 211
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
177 want_refresh = 1; 221 want_refresh = 1;
178 222
223 int prev_total_rows = prev_nrow + saveLines;
179 total_rows = nrow + TermWin.saveLines; 224 total_rows = nrow + saveLines;
180 prev_total_rows = prev_nrow + TermWin.saveLines;
181 225
182 screen.tscroll = 0; 226 screen.tscroll = 0;
183 screen.bscroll = nrow - 1; 227 screen.bscroll = nrow - 1;
184 228
185 if (!talloc) 229 void *prev_chunk = chunk;
186 { 230 line_t *prev_drawn_buf = drawn_buf;
187 talloc = new rxvt_salloc (ncol * sizeof (text_t)); 231 line_t *prev_swap_buf = swap_buf;
188 ralloc = new rxvt_salloc (ncol * sizeof (rend_t)); 232 line_t *prev_row_buf = row_buf;
189 }
190 233
191 if (prev_nrow == 0) 234 int common_col = min (prev_ncol, ncol);
235
236 scr_alloc ();
237
238 if (!prev_row_buf)
192 { 239 {
193 /* 240 /*
194 * first time called so just malloc everything : don't rely on realloc 241 * first time called (or after scr_release) so just malloc everything: don't rely on realloc
195 * Note: this is still needed so that all the scrollback lines are NULL
196 */ 242 */
197 screen.text = (text_t **)rxvt_calloc (total_rows, sizeof (text_t *)); 243 top_row = 0;
198 buf_text = (text_t **)rxvt_calloc (total_rows, sizeof (text_t *)); 244 term_start = 0;
199 drawn_text = (text_t **)rxvt_calloc (nrow, sizeof (text_t *));
200 swap.text = (text_t **)rxvt_calloc (nrow, sizeof (text_t *));
201 245
202 screen.tlen = (int16_t *)rxvt_calloc (total_rows, sizeof (int16_t));
203 swap.tlen = (int16_t *)rxvt_calloc (nrow, sizeof (int16_t));
204
205 screen.rend = (rend_t **)rxvt_calloc (total_rows, sizeof (rend_t *));
206 buf_rend = (rend_t **)rxvt_calloc (total_rows, sizeof (rend_t *));
207 drawn_rend = (rend_t **)rxvt_calloc (nrow, sizeof (rend_t *));
208 swap.rend = (rend_t **)rxvt_calloc (nrow, sizeof (rend_t *));
209
210 for (p = 0; p < nrow; p++)
211 {
212 q = p + TermWin.saveLines;
213 scr_blank_screen_mem (screen.text, screen.rend, q, DEFAULT_RSTYLE);
214 scr_blank_screen_mem (swap.text, swap.rend, p, DEFAULT_RSTYLE);
215 screen.tlen[q] = swap.tlen[p] = 0;
216 scr_blank_screen_mem (drawn_text, drawn_rend, p, DEFAULT_RSTYLE);
217 }
218
219 MEMSET (charsets, 'B', sizeof (charsets)); 246 memset (charsets, 'B', sizeof (charsets));
220 TermWin.nscrolled = 0; /* no saved lines */
221 rstyle = DEFAULT_RSTYLE; 247 rstyle = DEFAULT_RSTYLE;
222 screen.flags = Screen_DefaultFlags; 248 screen.flags = Screen_DefaultFlags;
223 screen.cur.row = screen.cur.col = 0; 249 screen.cur.row = screen.cur.col = 0;
224 screen.charset = 0; 250 screen.charset = 0;
225 current_screen = PRIMARY; 251 current_screen = PRIMARY;
… …
237 selection.text = NULL; 263 selection.text = NULL;
238 selection.len = 0; 264 selection.len = 0;
239 selection.op = SELECTION_CLEAR; 265 selection.op = SELECTION_CLEAR;
240 selection.screen = PRIMARY; 266 selection.screen = PRIMARY;
241 selection.clicks = 0; 267 selection.clicks = 0;
242 CLEAR_ALL_SELECTION (); 268 selection.clip_text = NULL;
243 rvideo = 0; 269 selection.clip_len = 0;
244 } 270 }
245 else 271 else
246 { 272 {
247 /* 273 /*
248 * add or delete rows as appropriate 274 * add or delete rows as appropriate
249 */ 275 */
250 setrstyle = DEFAULT_RSTYLE;
251 276
252 if (nrow < prev_nrow) 277 for (int row = min (nrow, prev_nrow); row--; )
278 {
279 scr_blank_screen_mem (drawn_buf [row], DEFAULT_RSTYLE);
280 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
281
282 memcpy (drawn_buf [row].t, prev_drawn_buf [row].t, sizeof (text_t) * common_col);
283 memcpy (drawn_buf [row].r, prev_drawn_buf [row].r, sizeof (rend_t) * common_col);
284 memcpy (swap_buf [row].t, prev_swap_buf [row].t, sizeof (text_t) * common_col);
285 memcpy (swap_buf [row].r, prev_swap_buf [row].r, sizeof (rend_t) * common_col);
253 { 286 }
254 /* delete rows */
255 k = min (TermWin.nscrolled, prev_nrow - nrow);
256 scr_scroll_text (0, (int)prev_nrow - 1, k, 1);
257 287
258 for (p = nrow; p < prev_nrow; p++) 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
259 { 302 {
260 q = p + TermWin.saveLines; 303 p = MOD (p - 1, prev_total_rows);
261 if (screen.text[q]) 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 ())
262 { 309 {
263#ifdef DEBUG_STRICT 310 p = MOD (p - 1, prev_total_rows);
264 assert (screen.rend[q]); 311
265#endif 312 plines++;
266 talloc->free (screen.text[q]); 313 llen += prev_ncol;
267 ralloc->free (screen.rend[q]);
268 } 314 }
269 if (swap.text[p]) 315
316 int qlines = max (0, (llen - 1) / ncol) + 1;
317
318 // drop partial lines completely
319 if (q < qlines)
320 break;
321
322 q -= qlines;
323
324 int lofs = 0;
325 line_t *qline;
326
327 // re-assemble the full line by destination lines
328 for (int qrow = q; qlines--; qrow++)
270 { 329 {
271#ifdef DEBUG_STRICT 330 qline = row_buf + qrow;
272 assert (swap.rend[p]); 331 qline->alloc (); // redundant with next line
273#endif 332 qline->l = ncol;
274 talloc->free (swap.text[p]); 333 qline->is_longer (1);
275 ralloc->free (swap.rend[p]); 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 }
276 } 366 }
277#ifdef DEBUG_STRICT 367
278 assert (drawn_text[p] && drawn_rend[p]); 368 qline->l = llen ? MOD (llen - 1, ncol) + 1 : 0;
279#endif 369 qline->is_longer (0);
280 talloc->free (drawn_text[p]); 370 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
281 ralloc->free (drawn_rend[p]);
282 } 371 }
372 while (p != pend && q > 0);
283 373
284 /* we have fewer rows so fix up cursor position */ 374 term_start = total_rows - nrow;
285 MIN_IT (screen.cur.row, (int32_t)nrow - 1); 375 top_row = q - term_start;
286 MIN_IT (swap.cur.row, (int32_t)nrow - 1);
287 376
288 scr_reset_realloc (); /* realloc _last_ */ 377 // make sure all terminal lines exist
289 } 378 while (top_row > 0)
290 else if (nrow > prev_nrow) 379 scr_blank_screen_mem (ROW (--top_row), DEFAULT_RSTYLE);
291 { 380 }
292 /* add rows */ 381 else
293 scr_reset_realloc (); /* realloc _first_ */ 382 {
383 // if no scrollback exists (yet), wing, instead of wrap
294 384
295 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this 385 for (int row = min (nrow, prev_nrow); row--; )
296
297 k = min (TermWin.nscrolled, nrow - prev_nrow);
298
299 for (p = prev_total_rows; p < total_rows; p++)
300 { 386 {
301 screen.tlen[p] = 0; 387 line_t &src = prev_row_buf [MOD (term_start + row, prev_total_rows)];
302 screen.text[p] = NULL; 388 line_t &dst = row_buf [row];
303 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);
304 } 394 }
305 395
306 for (p = prev_total_rows; p < total_rows - k; p++)
307 scr_blank_screen_mem (screen.text, screen.rend, p, setrstyle);
308
309 for (p = prev_nrow; p < nrow; p++) 396 for (int row = prev_nrow; row < nrow; row++)
310 { 397 scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE);
311 swap.tlen[p] = 0;
312 swap.text[p] = NULL;
313 swap.rend[p] = NULL;
314 drawn_text[p] = NULL;
315 drawn_rend[p] = NULL;
316 scr_blank_screen_mem (swap.text, swap.rend, p, setrstyle);
317 scr_blank_screen_mem (drawn_text, drawn_rend, p, setrstyle);
318 }
319 398
320 if (k > 0) 399 term_start = 0;
321 {
322 scr_scroll_text (0, (int)nrow - 1, -k, 1);
323 screen.cur.row += k;
324 screen.s_cur.row += k;
325 TermWin.nscrolled -= k;
326 }
327#ifdef DEBUG_STRICT
328 assert (screen.cur.row < TermWin.nrow);
329 assert (swap.cur.row < TermWin.nrow);
330#else /* drive with your eyes closed */
331
332 MIN_IT (screen.cur.row, nrow - 1);
333 MIN_IT (swap.cur.row, nrow - 1);
334#endif
335 TermWin.ncol = ncol; // save b/c scr_blank_screen_mem uses this
336 }
337
338 /* resize columns */
339 if (ncol != prev_ncol)
340 { 400 }
341 int common = min (prev_ncol, ncol);
342 rxvt_salloc *ta = new rxvt_salloc (ncol * sizeof (text_t));
343 rxvt_salloc *ra = new rxvt_salloc (ncol * sizeof (rend_t));
344 401
345 for (p = 0; p < total_rows; p++) 402 clamp_it (screen.cur.row, 0, nrow - 1);
346 { 403 clamp_it (screen.cur.col, 0, ncol - 1);
347 if (screen.text[p]) 404 }
348 {
349 text_t *t = (text_t *)ta->alloc (); memcpy (t, screen.text[p], common * sizeof (text_t)); screen.text[p] = t;
350 rend_t *r = (rend_t *)ra->alloc (); memcpy (r, screen.rend[p], common * sizeof (rend_t)); screen.rend[p] = r;
351 405
352 MIN_IT (screen.tlen[p], (int16_t)ncol); 406 for (int row = nrow; row--; )
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 }
353 412
354 if (ncol > prev_ncol) 413 free (prev_chunk);
355 scr_blank_line (& (screen.text[p][prev_ncol]),
356 & (screen.rend[p][prev_ncol]),
357 ncol - prev_ncol,
358 setrstyle);
359 }
360 }
361 414
362 for (p = 0; p < nrow; p++)
363 {
364 text_t *t = (text_t *)ta->alloc (); memcpy (t, drawn_text[p], common * sizeof (text_t)); drawn_text[p] = t;
365 rend_t *r = (rend_t *)ra->alloc (); memcpy (r, drawn_rend[p], common * sizeof (rend_t)); drawn_rend[p] = r;
366
367 if (ncol > prev_ncol)
368 scr_blank_line (& (drawn_text[p][prev_ncol]),
369 & (drawn_rend[p][prev_ncol]),
370 ncol - prev_ncol, setrstyle);
371
372 if (swap.text[p])
373 {
374 text_t *t = (text_t *)ta->alloc (); memcpy (t, swap.text[p], common * sizeof (text_t)); swap.text[p] = t;
375 rend_t *r = (rend_t *)ra->alloc (); memcpy (r, swap.rend[p], common * sizeof (rend_t)); swap.rend[p] = r;
376
377 MIN_IT (swap.tlen[p], (int16_t)ncol);
378
379 if (ncol > prev_ncol)
380 scr_blank_line (& (swap.text[p][prev_ncol]),
381 & (swap.rend[p][prev_ncol]),
382 ncol - prev_ncol, setrstyle);
383 }
384
385 }
386
387 MIN_IT (screen.cur.col, (int16_t)ncol - 1);
388 MIN_IT (swap.cur.col, (int16_t)ncol - 1);
389
390 delete talloc; talloc = ta;
391 delete ralloc; ralloc = ra;
392 }
393
394 if (tabs)
395 free (tabs); 415 free (tabs);
396 } 416 tabs = (char *)rxvt_malloc (ncol);
417
418 for (int col = ncol; col--; )
419 tabs [col] = col % TABSIZE == 0;
420
421 CLEAR_ALL_SELECTION ();
397 422
398 prev_nrow = nrow; 423 prev_nrow = nrow;
399 prev_ncol = ncol; 424 prev_ncol = ncol;
400 425
401 tabs = (char *)rxvt_malloc (ncol * sizeof (char));
402
403 for (p = 0; p < ncol; p++)
404 tabs[p] = (p % TABSIZE == 0) ? 1 : 0;
405
406 tt_winch (); 426 tt_winch ();
407}
408 427
409void 428 HOOK_INVOKE ((this, HOOK_RESET, DT_END));
410rxvt_term::scr_reset_realloc ()
411{
412 uint16_t total_rows, nrow;
413
414 nrow = TermWin.nrow;
415 total_rows = nrow + TermWin.saveLines;
416 /* *INDENT-OFF* */
417 screen.text = (text_t **)rxvt_realloc (screen.text, total_rows * sizeof (text_t *));
418 buf_text = (text_t **)rxvt_realloc (buf_text , total_rows * sizeof (text_t *));
419 drawn_text = (text_t **)rxvt_realloc (drawn_text , nrow * sizeof (text_t *));
420 swap.text = (text_t **)rxvt_realloc (swap.text , nrow * sizeof (text_t *));
421
422 screen.tlen = (int16_t *)rxvt_realloc (screen.tlen, total_rows * sizeof (int16_t));
423 swap.tlen = (int16_t *)rxvt_realloc (swap.tlen , total_rows * sizeof (int16_t));
424
425 screen.rend = (rend_t **)rxvt_realloc (screen.rend, total_rows * sizeof (rend_t *));
426 buf_rend = (rend_t **)rxvt_realloc (buf_rend , total_rows * sizeof (rend_t *));
427 drawn_rend = (rend_t **)rxvt_realloc (drawn_rend , nrow * sizeof (rend_t *));
428 swap.rend = (rend_t **)rxvt_realloc (swap.rend , nrow * sizeof (rend_t *));
429 /* *INDENT-ON* */
430} 429}
431 430
432/* ------------------------------------------------------------------------- */ 431void ecb_cold
433/*
434 * Free everything. That way malloc debugging can find leakage.
435 */
436void
437rxvt_term::scr_release () 432rxvt_term::scr_release () NOTHROW
438{ 433{
439 uint16_t total_rows; 434 chunk_free (chunk, chunk_size);
440 int i; 435 chunk = 0;
436 row_buf = 0;
441 437
442 total_rows = TermWin.nrow + TermWin.saveLines;
443
444#ifdef DEBUG_STRICT
445 for (i = 0; i < total_rows; i++)
446 {
447 if (screen.text[i])
448 /* then so is screen.rend[i] */
449 assert (screen.rend[i]);
450 }
451#endif
452
453 delete talloc; talloc = 0;
454 delete ralloc; ralloc = 0;
455
456 free (screen.text);
457 free (screen.tlen);
458 free (screen.rend);
459 free (drawn_text);
460 free (drawn_rend);
461 free (swap.text);
462 free (swap.tlen);
463 free (swap.rend);
464 free (buf_text);
465 free (buf_rend);
466 free (tabs); 438 free (tabs);
467
468 /* NULL these so if anything tries to use them, we'll know about it */
469 screen.text = drawn_text = swap.text = NULL;
470 screen.rend = drawn_rend = swap.rend = NULL;
471 screen.tlen = swap.tlen = NULL;
472 buf_text = NULL;
473 buf_rend = NULL;
474 tabs = NULL; 439 tabs = 0;
475} 440}
476 441
477/* ------------------------------------------------------------------------- */ 442/* ------------------------------------------------------------------------- */
478/* 443/*
479 * Hard reset 444 * Hard/Soft reset
480 */ 445 */
481void 446void ecb_cold
482rxvt_term::scr_poweron () 447rxvt_term::scr_poweron ()
483{ 448{
484 D_SCREEN ((stderr, "rxvt_scr_poweron ()"));
485
486 scr_release (); 449 scr_release ();
450
487 prev_nrow = prev_ncol = 0; 451 prev_nrow = prev_ncol = 0;
452 rvideo_mode = false;
453 scr_soft_reset ();
488 scr_reset (); 454 scr_reset ();
489 455
490 scr_clear (); 456 scr_clear (true);
491 scr_refresh (SLOW_REFRESH); 457 scr_refresh ();
458}
459
460void ecb_cold
461rxvt_term::scr_soft_reset () NOTHROW
462{
463 /* only affects modes, nothing drastic such as clearing the screen */
464#if ENABLE_OVERLAY
465 scr_overlay_off ();
466#endif
467
468 if (current_screen != PRIMARY)
469 scr_swap_screen ();
470
471 scr_scroll_region (0, MAX_ROWS - 1);
472 scr_rendition (0, ~RS_None);
473 scr_insert_mode (0);
492} 474}
493 475
494/* ------------------------------------------------------------------------- * 476/* ------------------------------------------------------------------------- *
495 * PROCESS SCREEN COMMANDS * 477 * PROCESS SCREEN COMMANDS *
496 * ------------------------------------------------------------------------- */ 478 * ------------------------------------------------------------------------- */
… …
498 * Save and Restore cursor 480 * Save and Restore cursor
499 * XTERM_SEQ: Save cursor : ESC 7 481 * XTERM_SEQ: Save cursor : ESC 7
500 * XTERM_SEQ: Restore cursor: ESC 8 482 * XTERM_SEQ: Restore cursor: ESC 8
501 */ 483 */
502void 484void
503rxvt_term::scr_cursor (int mode) 485rxvt_term::scr_cursor (cursor_mode mode) NOTHROW
504{ 486{
505 screen_t *s; 487 screen_t *s;
506
507 D_SCREEN ((stderr, "rxvt_scr_cursor (%c)", mode));
508 488
509#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR) 489#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
510 if (current_screen == SECONDARY) 490 if (current_screen == SECONDARY)
511 s = & (swap); 491 s = &swap;
512 else 492 else
513#endif 493#endif
514 s = & (screen); 494 s = &screen;
495
515 switch (mode) 496 switch (mode)
516 { 497 {
517 case SAVE: 498 case SAVE:
518 s->s_cur.row = s->cur.row; 499 s->s_cur.row = screen.cur.row;
519 s->s_cur.col = s->cur.col; 500 s->s_cur.col = screen.cur.col;
520 s->s_rstyle = rstyle; 501 s->s_rstyle = rstyle;
521 s->s_charset = s->charset; 502 s->s_charset = screen.charset;
522 s->s_charset_char = charsets[s->charset]; 503 s->s_charset_char = charsets[screen.charset];
523 break; 504 break;
505
524 case RESTORE: 506 case RESTORE:
525 want_refresh = 1; 507 want_refresh = 1;
526 s->cur.row = s->s_cur.row; 508 screen.cur.row = s->s_cur.row;
527 s->cur.col = s->s_cur.col; 509 screen.cur.col = s->s_cur.col;
528 s->flags &= ~Screen_WrapNext; 510 screen.flags &= ~Screen_WrapNext;
529 rstyle = s->s_rstyle; 511 rstyle = s->s_rstyle;
530 s->charset = s->s_charset; 512 screen.charset = s->s_charset;
531 charsets[s->charset] = s->s_charset_char; 513 charsets[screen.charset] = s->s_charset_char;
532 set_font_style (); 514 set_font_style ();
533 break; 515 break;
534 } 516 }
517
535 /* boundary check in case screen size changed between SAVE and RESTORE */ 518 /* boundary check in case screen size changed between SAVE and RESTORE */
536 MIN_IT (s->cur.row, TermWin.nrow - 1); 519 min_it (s->cur.row, nrow - 1);
537 MIN_IT (s->cur.col, TermWin.ncol - 1); 520 min_it (s->cur.col, ncol - 1);
538#ifdef DEBUG_STRICT
539 assert (s->cur.row >= 0); 521 assert (s->cur.row >= 0);
540 assert (s->cur.col >= 0); 522 assert (s->cur.col >= 0);
541#else /* drive with your eyes closed */ 523}
542 MAX_IT (s->cur.row, 0); 524
543 MAX_IT (s->cur.col, 0); 525void
544#endif 526rxvt_term::scr_swap_screen () NOTHROW
527{
528 if (!option (Opt_secondaryScreen))
529 return;
530
531 for (int i = prev_nrow; i--; )
532 ::swap (ROW(i), swap_buf [i]);
533
534 ::swap (screen.cur, swap.cur);
535
536 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
537 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
545} 538}
546 539
547/* ------------------------------------------------------------------------- */ 540/* ------------------------------------------------------------------------- */
548/* 541/*
549 * Swap between primary and secondary screens 542 * Swap between primary and secondary screens
550 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h 543 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h
551 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l 544 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l
552 */ 545 */
553int 546void
554rxvt_term::scr_change_screen (int scrn) 547rxvt_term::scr_change_screen (int scrn)
555{ 548{
556 int i; 549 if (scrn == current_screen)
550 return;
551
552 want_refresh = 1;
553 view_start = 0;
554
555 /* check for boundary cross */
556 row_col_t pos;
557 pos.row = pos.col = 0;
558 if (ROWCOL_IS_BEFORE (selection.beg, pos)
559 && ROWCOL_IS_AFTER (selection.end, pos))
560 CLEAR_SELECTION ();
561
562 current_screen = scrn;
563
557#if NSCREENS 564#if NSCREENS
558 int offset; 565 if (option (Opt_secondaryScreen))
559#endif 566 {
560
561 want_refresh = 1;
562
563 D_SCREEN ((stderr, "rxvt_scr_change_screen (%d)", scrn));
564
565 TermWin.view_start = 0;
566
567 if (current_screen == scrn)
568 return current_screen;
569
570 selection_check (2); /* check for boundary cross */
571
572 SWAP_IT (current_screen, scrn, int);
573#if NSCREENS
574 num_scr = 0; 567 num_scr = 0;
575 offset = TermWin.saveLines; 568
576 for (i = prev_nrow; i--;) 569 scr_swap_screen ();
577 { 570
578 SWAP_IT (screen.text[i + offset], swap.text[i], text_t *); 571 ::swap (screen.charset, swap.charset);
579 SWAP_IT (screen.tlen[i + offset], swap.tlen[i], int16_t); 572 ::swap (screen.flags, swap.flags);
580 SWAP_IT (screen.rend[i + offset], swap.rend[i], rend_t *);
581 }
582 SWAP_IT (screen.cur.row, swap.cur.row, int16_t);
583 SWAP_IT (screen.cur.col, swap.cur.col, int16_t);
584# ifdef DEBUG_STRICT
585 assert ((screen.cur.row >= 0) && (screen.cur.row < prev_nrow));
586 assert ((screen.cur.col >= 0) && (screen.cur.col < prev_ncol));
587# else /* drive with your eyes closed */
588 MAX_IT (screen.cur.row, 0);
589 MIN_IT (screen.cur.row, (int32_t)prev_nrow - 1);
590 MAX_IT (screen.cur.col, 0);
591 MIN_IT (screen.cur.col, (int32_t)prev_ncol - 1);
592# endif
593 SWAP_IT (screen.charset, swap.charset, int16_t);
594 SWAP_IT (screen.flags, swap.flags, int);
595 screen.flags |= Screen_VisibleCursor; 573 screen.flags |= Screen_VisibleCursor;
596 swap.flags |= Screen_VisibleCursor; 574 swap.flags |= Screen_VisibleCursor;
597#else 575 }
598# ifdef SCROLL_ON_NO_SECONDARY 576 else
599 if (current_screen == PRIMARY) 577#endif
578 if (option (Opt_secondaryScroll))
600 scr_scroll_text (0, (prev_nrow - 1), prev_nrow, 0); 579 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
601# endif 580}
602#endif 581
603 return scrn; 582// clear WrapNext indicator, solidifying position on next line
583void
584rxvt_term::scr_do_wrap () NOTHROW
585{
586 if (!(screen.flags & Screen_WrapNext))
587 return;
588
589 screen.flags &= ~Screen_WrapNext;
590
591 screen.cur.col = 0;
592
593 if (screen.cur.row == screen.bscroll)
594 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
595 else if (screen.cur.row < nrow - 1)
596 screen.cur.row++;
604} 597}
605 598
606/* ------------------------------------------------------------------------- */ 599/* ------------------------------------------------------------------------- */
607/* 600/*
608 * Change the colour for following text 601 * Change the colour for following text
609 */ 602 */
610void 603void
611rxvt_term::scr_color (unsigned int color, int fgbg) 604rxvt_term::scr_color (unsigned int color, int fgbg) NOTHROW
612{ 605{
613 color &= RS_fgMask; 606 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
607 color = fgbg;
608
614 if (fgbg == Color_fg) 609 if (fgbg == Color_fg)
615 rstyle = SET_FGCOLOR (rstyle, color); 610 rstyle = SET_FGCOLOR (rstyle, color);
616 else 611 else
617 rstyle = SET_BGCOLOR (rstyle, color); 612 rstyle = SET_BGCOLOR (rstyle, color);
618} 613}
… …
620/* ------------------------------------------------------------------------- */ 615/* ------------------------------------------------------------------------- */
621/* 616/*
622 * Change the rendition style for following text 617 * Change the rendition style for following text
623 */ 618 */
624void 619void
625rxvt_term::scr_rendition (int set, int style) 620rxvt_term::scr_rendition (int set, int style) NOTHROW
626 { 621{
627 if (set) 622 if (set)
628 rstyle |= style; 623 rstyle |= style;
629 else if (style == ~RS_None) 624 else if (style == ~RS_None)
630 rstyle = DEFAULT_RSTYLE; 625 rstyle = DEFAULT_RSTYLE;
631 else 626 else
632 rstyle &= ~style; 627 rstyle &= ~style;
633 } 628}
634 629
635/* ------------------------------------------------------------------------- */ 630/* ------------------------------------------------------------------------- */
636/* 631/*
637 * Scroll text between <row1> and <row2> inclusive, by <count> lines 632 * Scroll text between <row1> and <row2> inclusive, by <count> lines
638 * count positive ==> scroll up 633 * count positive ==> scroll up
639 * count negative ==> scroll down 634 * count negative ==> scroll down
640 * spec == 0 for normal routines
641 */ 635 */
642int 636int ecb_hot
643rxvt_term::scr_scroll_text (int row1, int row2, int count, int spec) 637rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW
644{ 638{
645 int i, j;
646 long nscrolled;
647
648 if (count == 0 || (row1 > row2)) 639 if (count == 0 || (row1 > row2))
649 return 0; 640 return 0;
650 641
651 want_refresh = 1; 642 want_refresh = 1;
652 D_SCREEN ((stderr, "rxvt_scroll_text (%d,%d,%d,%d): %s", row1, row2, count, spec, (current_screen == PRIMARY) ? "Primary" : "Secondary")); 643 num_scr += count;
653 644
654 if ((count > 0) && (row1 == 0) && (current_screen == PRIMARY)) 645 if (count > 0
646 && row1 == 0
647 && (current_screen == PRIMARY || option (Opt_secondaryScroll)))
648 {
649 min_it (count, total_rows - (nrow - (row2 + 1)));
650
651 top_row = max (top_row - count, -saveLines);
652
653 // sever bottommost line
655 { 654 {
656 nscrolled = (long)TermWin.nscrolled + (long)count; 655 line_t &l = ROW(row2);
656 l.is_longer (0);
657 l.touch ();
658 }
657 659
658 if (nscrolled > (long)TermWin.saveLines) 660 // scroll everything up 'count' lines
659 TermWin.nscrolled = TermWin.saveLines; 661 term_start = (term_start + count) % total_rows;
662
663 // now copy lines below the scroll region bottom to the
664 // bottom of the screen again, so they look as if they
665 // hadn't moved.
666 for (int i = nrow; --i > row2; )
667 {
668 line_t &l1 = ROW(i - count);
669 line_t &l2 = ROW(i);
670
671 ::swap (l1, l2);
672 l2.touch ();
673 }
674
675 // erase newly scrolled-in lines
676 for (int i = count; i--; )
677 {
678 line_t &l = ROW(row2 - i);
679
680 // optimise if already cleared, can be significant on slow machines
681 // could be rolled into scr_blank_screen_mem
682 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask)))
683 {
684 scr_blank_line (l, 0, l.l, rstyle);
685 l.l = 0;
686 l.f = 0;
687 }
660 else 688 else
661 TermWin.nscrolled = (uint16_t)nscrolled; 689 scr_blank_screen_mem (l, rstyle);
690 }
662 691
692 // move and/or clear selection, if any
693 if (selection.op && current_screen == selection.screen
694 && selection.beg.row <= row2)
695 {
696 selection.beg.row -= count;
697 selection.end.row -= count;
698 selection.mark.row -= count;
699
700 selection_check (0);
701 }
702
703 // finally move the view window, if desired
663 if ((Options & Opt_scrollWithBuffer) 704 if (option (Opt_scrollWithBuffer)
664 && TermWin.view_start != 0 705 && view_start != 0
665 && TermWin.view_start != TermWin.saveLines) 706 && view_start != -saveLines)
666 scr_page (UP, count); 707 scr_page (UP, count);
708
709 if (SHOULD_INVOKE (HOOK_SCROLL_BACK))
710 HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END));
711 }
712 else
667 } 713 {
668 else if (!spec)
669 row1 += TermWin.saveLines;
670
671 row2 += TermWin.saveLines;
672
673 if (selection.op && current_screen == selection.screen) 714 if (selection.op && current_screen == selection.screen)
674 { 715 {
675 i = selection.beg.row + TermWin.saveLines; 716 if ((selection.beg.row < row1 && selection.end.row > row1)
676 j = selection.end.row + TermWin.saveLines; 717 || (selection.beg.row < row2 && selection.end.row > row2)
677 if ((i < row1 && j > row1) 718 || (selection.beg.row - count < row1 && selection.beg.row >= row1)
678 || (i < row2 && j > row2) 719 || (selection.beg.row - count > row2 && selection.beg.row <= row2)
679 || (i - count < row1 && i >= row1) 720 || (selection.end.row - count < row1 && selection.end.row >= row1)
680 || (i - count > row2 && i <= row2) 721 || (selection.end.row - count > row2 && selection.end.row <= row2))
681 || (j - count < row1 && j >= row1)
682 || (j - count > row2 && j <= row2))
683 { 722 {
684 CLEAR_ALL_SELECTION (); 723 CLEAR_ALL_SELECTION ();
685 selection.op = SELECTION_CLEAR; /* XXX: too aggressive? */ 724 selection.op = SELECTION_CLEAR;
686 } 725 }
687 else if (j >= row1 && j <= row2) 726 else if (selection.end.row >= row1 && selection.end.row <= row2)
688 { 727 {
689 /* move selected region too */ 728 /* move selected region too */
690 selection.beg.row -= count; 729 selection.beg.row -= count;
691 selection.end.row -= count; 730 selection.end.row -= count;
692 selection.mark.row -= count; 731 selection.mark.row -= count;
732
733 selection_check (0);
693 } 734 }
694 }
695
696 selection_check (0); /* _after_ TermWin.nscrolled update */
697
698 num_scr += count;
699 j = count;
700
701 if (count < 0)
702 count = -count;
703
704 i = row2 - row1 + 1;
705 MIN_IT (count, i);
706
707 if (j > 0)
708 {
709 /* A: scroll up */
710
711 /* A1: Copy lines that will get clobbered by the rotation */
712 for (i = 0, j = row1; i < count; i++, j++)
713 { 735 }
714 buf_text[i] = screen.text[j]; 736
715 buf_rend[i] = screen.rend[j]; 737 // use a simple and robust scrolling algorithm, this
738 // part of scr_scroll_text is not time-critical.
739
740 // sever line above scroll region
741 if (row1)
716 } 742 {
717 /* A2: Rotate lines */ 743 line_t &l = ROW(row1 - 1);
718 for (j = row1, i = j + count; i <= row2; i++, j++) 744 l.is_longer (0);
745 l.touch ();
719 { 746 }
720 screen.tlen[j] = screen.tlen[i]; 747
721 screen.text[j] = screen.text[i]; 748 int rows = row2 - row1 + 1;
722 screen.rend[j] = screen.rend[i]; 749
750 min_it (count, rows);
751
752 line_t *temp_buf = rxvt_temp_buf<line_t> (rows);
753
754 for (int row = 0; row < rows; row++)
723 } 755 {
724 j = row2 - count + 1, i = count; 756 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
725 }
726 else /* if (j < 0) */
727 {
728 /* B: scroll down */
729 757
730 /* B1: Copy lines that will get clobbered by the rotation */ 758 if (!IN_RANGE_EXC (row + count, 0, rows))
731 for (i = 0, j = row2; i < count; i++, j--) 759 scr_blank_screen_mem (temp_buf [row], rstyle);
732 { 760 }
733 buf_text[i] = screen.text[j]; 761
734 buf_rend[i] = screen.rend[j]; 762 for (int row = 0; row < rows; row++)
735 } 763 ROW(row1 + row) = temp_buf [row];
736 /* B2: Rotate lines */ 764
737 for (j = row2, i = j - count; i >= row1; i--, j--) 765 // sever bottommost line
738 { 766 {
739 screen.tlen[j] = screen.tlen[i]; 767 line_t &l = ROW(row2);
740 screen.text[j] = screen.text[i]; 768 l.is_longer (0);
741 screen.rend[j] = screen.rend[i]; 769 l.touch ();
742 } 770 }
743 j = row1, i = count;
744 count = -count;
745 }
746
747 /* C: Resurrect lines */
748 for (; i--; j++)
749 {
750 screen.tlen[j] = 0;
751 screen.text[j] = buf_text[i];
752 screen.rend[j] = buf_rend[i];
753
754 if (!spec) /* line length may not equal TermWin.ncol */
755 scr_blank_screen_mem (screen.text, screen.rend,
756 (unsigned int)j, rstyle);
757 } 771 }
758 772
759 return count; 773 return count;
760} 774}
761 775
762/* ------------------------------------------------------------------------- */ 776/* ------------------------------------------------------------------------- */
763/* 777/*
764 * Add text given in <str> of length <len> to screen struct 778 * Add text given in <str> of length <len> to screen struct
765 */ 779 */
766void 780void ecb_hot
767rxvt_term::scr_add_lines (const uint32_t *str, int nlines, int len) 781rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW
768{ 782{
769 unsigned char checksel, clearsel;
770 uint32_t c;
771 int i, row, last_col;
772 text_t *stp;
773 rend_t *srp;
774
775 if (len <= 0) /* sanity */ 783 if (len <= 0) /* sanity */
776 return; 784 return;
777 785
786 bool checksel;
787 unicode_t c;
788 int ncol = this->ncol;
789 const wchar_t *strend = str + len;
790
778 want_refresh = 1; 791 want_refresh = 1;
779 last_col = TermWin.ncol;
780
781 D_SCREEN ((stderr, "rxvt_scr_add_lines (%d,%d)", nlines, len));
782 ZERO_SCROLLBACK (); 792 ZERO_SCROLLBACK ();
793
783 if (nlines > 0) 794 if (minlines > 0)
784 { 795 {
785 nlines += (screen.cur.row - screen.bscroll); 796 minlines += screen.cur.row - screen.bscroll;
797 min_it (minlines, screen.cur.row - top_row);
798
786 if ((nlines > 0) 799 if (minlines > 0
787 && (screen.tscroll == 0) 800 && screen.tscroll == 0
788 && (screen.bscroll == (TermWin.nrow - 1))) 801 && screen.bscroll == nrow - 1)
789 { 802 {
790 /* _at least_ this many lines need to be scrolled */ 803 /* _at least_ this many lines need to be scrolled */
791 scr_scroll_text (screen.tscroll, screen.bscroll, nlines, 0); 804 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
792 screen.cur.row -= nlines; 805 screen.cur.row -= minlines;
793 } 806 }
794 } 807 }
795#ifdef DEBUG_STRICT 808
796 assert (screen.cur.col < last_col); 809 assert (screen.cur.col < ncol);
797 assert ((screen.cur.row < TermWin.nrow) 810 assert (screen.cur.row < nrow
798 && (screen.cur.row >= - (int32_t)TermWin.nscrolled)); 811 && screen.cur.row >= top_row);
799#else /* drive with your eyes closed */ 812 int row = screen.cur.row;
800 MIN_IT (screen.cur.col, last_col - 1);
801 MIN_IT (screen.cur.row, (int32_t)TermWin.nrow - 1);
802 MAX_IT (screen.cur.row, - (int32_t)TermWin.nscrolled);
803#endif
804 row = screen.cur.row + TermWin.saveLines;
805 813
806 checksel = (selection.op 814 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
807 && current_screen == selection.screen) ? 1 : 0;
808 clearsel = 0;
809 815
810 stp = screen.text[row]; 816 line_t *line = &ROW(row);
811 srp = screen.rend[row];
812 817
813 for (i = 0; i < len;) 818 while (str < strend)
814 { 819 {
815 c = str[i++]; 820 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
816 switch (c) 821
822 if (ecb_unlikely (c < 0x20))
823 if (c == C0_LF)
817 { 824 {
818 case '\t': 825 max_it (line->l, screen.cur.col);
819 scr_tab (1); 826
827 screen.flags &= ~Screen_WrapNext;
828
829 if (screen.cur.row == screen.bscroll)
830 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
831 else if (screen.cur.row < (nrow - 1))
832 row = ++screen.cur.row;
833
834 line = &ROW(row); /* _must_ refresh */
820 continue; 835 continue;
821 case '\n': 836 }
822 if (screen.tlen[row] != -1) /* XXX: think about this */ 837 else if (c == C0_CR)
823 MAX_IT (screen.tlen[row], screen.cur.col); 838 {
824 screen.flags &= ~Screen_WrapNext; 839 max_it (line->l, screen.cur.col);
825 if (screen.cur.row == screen.bscroll) 840
826 scr_scroll_text (screen.tscroll, screen.bscroll, 1, 0);
827 else if (screen.cur.row < (TermWin.nrow - 1))
828 row = (++screen.cur.row) + TermWin.saveLines;
829 stp = screen.text[row]; /* _must_ refresh */
830 srp = screen.rend[row]; /* _must_ refresh */
831 continue;
832 case '\r':
833 if (screen.tlen[row] != -1) /* XXX: think about this */
834 MAX_IT (screen.tlen[row], screen.cur.col);
835 screen.flags &= ~Screen_WrapNext; 841 screen.flags &= ~Screen_WrapNext;
836 screen.cur.col = 0; 842 screen.cur.col = 0;
837 continue; 843 continue;
838 default:
839 if (c == 127)
840 continue; /* yummmm..... */
841 break;
842 } 844 }
845 else if (c == C0_HT)
846 {
847 scr_tab (1, true);
848 continue;
849 }
843 850
851 if (ecb_unlikely (
844 if (checksel /* see if we're writing within selection */ 852 checksel /* see if we're writing within selection */
845 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 853 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
846 && ROWCOL_IS_BEFORE (screen.cur, selection.end)) 854 && ROWCOL_IS_BEFORE (screen.cur, selection.end)
855 ))
847 { 856 {
848 checksel = 0; 857 checksel = 0;
849 clearsel = 1;
850 } 858 /*
851 859 * If we wrote anywhere in the selected area, kill the selection
852 if (screen.flags & Screen_WrapNext) 860 * XXX: should we kill the mark too? Possibly, but maybe that
861 * should be a similar check.
862 */
863 CLEAR_SELECTION ();
853 { 864 }
854 screen.tlen[row] = -1;
855 if (screen.cur.row == screen.bscroll)
856 scr_scroll_text (screen.tscroll, screen.bscroll, 1, 0);
857 else if (screen.cur.row < (TermWin.nrow - 1))
858 row = (++screen.cur.row) + TermWin.saveLines;
859 865
860 stp = screen.text[row]; /* _must_ refresh */ 866 if (ecb_unlikely (screen.flags & Screen_WrapNext))
861 srp = screen.rend[row]; /* _must_ refresh */
862 screen.cur.col = 0;
863 screen.flags &= ~Screen_WrapNext;
864 }
865
866 if (screen.flags & Screen_Insert)
867 scr_insdel_chars (1, INSERT);
868
869 // rely on wcwidth to tell us the character width, at least for non-latin1
870 // do wcwidth before further replacements, as wcwidth says that line-drawing
871 // characters have width -1 (DOH!) on gnu/linux sometimes.
872 int width = c < 256 ? 1 : wcwidth (c);
873
874 if (charsets[screen.charset] == '0') // DEC SPECIAL
875 switch (c)
876 { 867 {
868 scr_do_wrap ();
869
870 line->l = ncol;
871 line->is_longer (1);
872
873 row = screen.cur.row;
874 line = &ROW(row); /* _must_ refresh */
875 }
876
877 // some utf-8 decoders "decode" surrogate characters: let's fix this.
878 if (ecb_unlikely (IN_RANGE_INC (c, 0xd800, 0xdfff)))
879 c = 0xfffd;
880
881 // rely on wcwidth to tell us the character width, do wcwidth before
882 // further replacements, as wcwidth might return -1 for the line
883 // drawing characters below as they might be invalid in the current
884 // locale.
885 int width = WCWIDTH (c);
886
887 if (ecb_unlikely (charsets [screen.charset] == '0')) // DEC SPECIAL
888 {
877 // vt100 special graphics and line drawing 889 // vt100 special graphics and line drawing
878 case '`': c = 0x25c6; break; case '_': c = 0x0020; break; 890 // 5f-7e standard vt100
879 case 'a': c = 0x2592; break; case 'b': c = 0x2409; break; case 'c': c = 0x240c; break; 891 // 40-5e rxvt extension for extra curses acs chars
880 case 'd': c = 0x240d; break; case 'e': c = 0x240a; break; case 'f': c = 0x00b0; break; 892 static uint16_t vt100_0[62] = { // 41 .. 7e
881 case 'g': c = 0x00b1; break; case 'h': c = 0x2424; break; case 'i': c = 0x240b; break; 893 0x2191, 0x2193, 0x2192, 0x2190, 0x2588, 0x259a, 0x2603, // 41-47 hi mr. snowman!
882 case 'j': c = 0x2518; break; case 'k': c = 0x2510; break; case 'l': c = 0x250c; break; 894 0, 0, 0, 0, 0, 0, 0, 0, // 48-4f
883 case 'm': c = 0x2514; break; case 'n': c = 0x253c; break; case 'o': c = 0x23ba; break; 895 0, 0, 0, 0, 0, 0, 0, 0, // 50-57
884 case 'p': c = 0x23bb; break; case 'q': c = 0x2500; break; case 'r': c = 0x23bc; break; 896 0, 0, 0, 0, 0, 0, 0, 0x0020, // 58-5f
885 case 's': c = 0x23bd; break; case 't': c = 0x251c; break; case 'u': c = 0x2524; break; 897 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0, 0x00b1, // 60-67
886 case 'v': c = 0x2534; break; case 'w': c = 0x252c; break; case 'x': c = 0x2502; break; 898 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c, 0x23ba, // 68-6f
887 case 'y': c = 0x2264; break; case 'z': c = 0x2265; break; case '{': c = 0x03c0; break; 899 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534, 0x252c, // 70-77
888 case '|': c = 0x2260; break; case '}': c = 0x00a3; break; case '~': c = 0x00b7; break; 900 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7, // 78-7e
889 } 901 };
890 902
903 if (c >= 0x41 && c <= 0x7e && vt100_0[c - 0x41])
904 {
905 c = vt100_0[c - 0x41];
906 width = 1; // vt100 line drawing characters are always single-width
907 }
908 }
909
910 if (ecb_unlikely (screen.flags & Screen_Insert))
911 scr_insdel_chars (width, INSERT);
912
891 if (width > 0) 913 if (width != 0)
892 { 914 {
893#if !UNICODE_3 && ENABLE_COMBINING 915#if !UNICODE_3
894 // trim characters we can't store directly :( 916 // trim characters we can't store directly :(
895 if (c >= 0x10000) 917 if (c >= 0x10000)
918# if ENABLE_COMBINING
896 c = rxvt_composite.compose (c); // map to lower 16 bits 919 c = rxvt_composite.compose (c); // map to lower 16 bits
920# else
921 c = 0xfffd;
897#endif 922# endif
923#endif
924
898 rend_t rend = SET_FONT (rstyle, TermWin.fontset->find_font (c)); 925 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
926
927 // if the character doesn't fit into the remaining columns...
928 if (ecb_unlikely (screen.cur.col > ncol - width && ncol >= width))
929 {
930 if (screen.flags & Screen_Autowrap)
931 {
932 // ... artificially enlargen the previous one
933 c = NOCHAR;
934 // and try the same character next loop iteration
935 --str;
936 }
937 else
938 screen.cur.col = ncol - width;
939 }
940
941 // nuke the character at this position, if required
942 // due to wonderful coincidences everywhere else in this loop
943 // we never have to check for overwriting a wide char itself,
944 // only its tail.
945 if (ecb_unlikely (line->t[screen.cur.col] == NOCHAR))
946 scr_kill_char (*line, screen.cur.col);
947
948 line->touch ();
899 949
900 do 950 do
901 { 951 {
902 stp[screen.cur.col] = c; 952 line->t[screen.cur.col] = c;
903 srp[screen.cur.col] = rend; 953 line->r[screen.cur.col] = rend;
904 954
905 if (screen.cur.col < last_col - 1) 955 if (ecb_likely (screen.cur.col < ncol - 1))
906 screen.cur.col++; 956 screen.cur.col++;
907 else 957 else
908 { 958 {
909 screen.tlen[row] = last_col; 959 line->l = ncol;
910 if (screen.flags & Screen_Autowrap) 960 if (screen.flags & Screen_Autowrap)
911 screen.flags |= Screen_WrapNext; 961 screen.flags |= Screen_WrapNext;
912 break; 962
963 goto end_of_line;
913 } 964 }
914 965
915 c = NOCHAR; 966 c = NOCHAR;
916 } 967 }
917 while (--width > 0); 968 while (ecb_unlikely (--width > 0));
918 969
919 // pad with spaces when overwriting wide character with smaller one 970 // pad with spaces when overwriting wide character with smaller one
920 for (int c = screen.cur.col; c < last_col && stp[c] == NOCHAR; c++) 971 for (int c = screen.cur.col; ecb_unlikely (c < ncol && line->t[c] == NOCHAR); c++)
921 { 972 {
922 stp[c] = ' '; 973 line->t[c] = ' ';
923 srp[c] = rend; 974 line->r[c] = rend;
924 } 975 }
976
977end_of_line:
925 } 978 ;
926 else if (width == 0)
927 { 979 }
928#if ENABLE_COMBINING 980#if ENABLE_COMBINING
929 // handle combining characters 981 else // width == 0
930 // we just tag the accent on the previous on-screen character. 982 {
931 // this is arguably not correct, but also arguably not wrong. 983 if (c != 0xfeff) // ignore BOM
932 // we don't handle double-width characters nicely yet.
933
934 text_t *tp;
935 rend_t *rp;
936
937 if (screen.cur.col > 0)
938 { 984 {
985 // handle combining characters
986 // we just tag the accent on the previous on-screen character.
987 // this is arguably not correct, but also arguably not wrong.
988 // we don't handle double-width characters nicely yet.
989 line_t *linep;
990 text_t *tp;
991 rend_t *rp;
992
993 if (screen.cur.col > 0)
994 {
995 linep = line;
939 tp = stp + screen.cur.col - 1; 996 tp = line->t + screen.cur.col - 1;
940 rp = srp + screen.cur.col - 1; 997 rp = line->r + screen.cur.col - 1;
998 }
999 else if (screen.cur.row > 0
1000 && ROW(screen.cur.row - 1).is_longer ())
1001 {
1002 linep = &ROW(screen.cur.row - 1);
1003 tp = line->t + ncol - 1;
1004 rp = line->r + ncol - 1;
1005 }
1006 else
1007 continue;
1008
1009 linep->touch ();
1010
1011 while (*tp == NOCHAR && tp > linep->t)
1012 tp--, rp--;
1013
1014 // first try to find a precomposed character
1015 unicode_t n = rxvt_compose (*tp, c);
1016 if (n == NOCHAR)
1017 n = rxvt_composite.compose (*tp, c);
1018
1019 *tp = n;
1020 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
941 } 1021 }
942 else if (screen.cur.row > 0
943 && screen.tlen [screen.cur.row - 1 + TermWin.saveLines] == -1)
944 {
945 tp = screen.text[screen.cur.row - 1 + TermWin.saveLines] + last_col - 1;
946 rp = screen.rend[screen.cur.row - 1 + TermWin.saveLines] + last_col - 1;
947 } 1022 }
948 else
949 continue;
950
951 // handle double-width-chars by making them look extremely ugly
952 if (*tp == NOCHAR)
953 *tp = ' '; // hack //D //TODO //--tp, --rp;
954
955 // first try to find a precomposed character
956 uint32_t n = rxvt_compose (*tp, c);
957 if (n == NOCHAR)
958 n = rxvt_composite.compose (*tp, c);
959
960 *tp = n;
961 *rp = SET_FONT (*rp, TermWin.fontset->find_font (*tp));
962#endif 1023#endif
963 }
964 } 1024 }
965 1025
966 if (screen.tlen[row] != -1) /* XXX: think about this */ 1026 max_it (line->l, screen.cur.col);
967 MAX_IT (screen.tlen[row], screen.cur.col);
968 1027
969 /*
970 * If we wrote anywhere in the selected area, kill the selection
971 * XXX: should we kill the mark too? Possibly, but maybe that
972 * should be a similar check.
973 */
974 if (clearsel)
975 CLEAR_SELECTION ();
976
977#ifdef DEBUG_STRICT
978 assert (screen.cur.row >= 0); 1028 assert (screen.cur.row >= 0);
979#else /* drive with your eyes closed */
980 MAX_IT (screen.cur.row, 0);
981#endif
982} 1029}
983 1030
984/* ------------------------------------------------------------------------- */ 1031/* ------------------------------------------------------------------------- */
985/* 1032/*
986 * Process Backspace. Move back the cursor back a position, wrap if have to 1033 * Process Backspace. Move back the cursor back a position, wrap if have to
987 * XTERM_SEQ: CTRL-H 1034 * XTERM_SEQ: CTRL-H
988 */ 1035 */
989void 1036void
990rxvt_term::scr_backspace () 1037rxvt_term::scr_backspace () NOTHROW
991{ 1038{
992 want_refresh = 1;
993 if (screen.cur.col == 0) 1039 if (screen.cur.col == 0)
994 { 1040 {
995 if (screen.cur.row > 0) 1041 if (screen.cur.row > 0)
996 { 1042 {
997#ifdef TERMCAP_HAS_BW 1043#ifdef TERMCAP_HAS_BW
998 screen.cur.col = TermWin.ncol - 1; 1044 screen.cur.col = ncol - 1;
999 screen.cur.row--; 1045 --screen.cur.row;
1000 return;
1001#endif
1002 1046
1047 want_refresh = 1;
1048#endif
1003 } 1049 }
1004 } 1050 }
1005 else if ((screen.flags & Screen_WrapNext) == 0) 1051 else if (screen.flags & Screen_WrapNext)
1052 screen.flags &= ~Screen_WrapNext;
1053 else
1006 scr_gotorc (0, -1, RELATIVE); 1054 scr_gotorc (0, -1, RELATIVE);
1007 screen.flags &= ~Screen_WrapNext;
1008} 1055}
1009 1056
1010/* ------------------------------------------------------------------------- */ 1057/* ------------------------------------------------------------------------- */
1011/* 1058/*
1012 * Process Horizontal Tab 1059 * Process Horizontal Tab
1013 * count: +ve = forward; -ve = backwards 1060 * count: +ve = forward; -ve = backwards
1014 * XTERM_SEQ: CTRL-I 1061 * XTERM_SEQ: CTRL-I
1015 */ 1062 */
1016void 1063void
1017rxvt_term::scr_tab (int count) 1064rxvt_term::scr_tab (int count, bool ht) NOTHROW
1018{ 1065{
1019 int i, x; 1066 int i, x;
1020 1067
1021 D_SCREEN ((stderr, "rxvt_scr_tab (%d)", count));
1022 want_refresh = 1; 1068 want_refresh = 1;
1023 i = x = screen.cur.col; 1069 i = x = screen.cur.col;
1070
1024 if (count == 0) 1071 if (count == 0)
1025 return; 1072 return;
1026 else if (count > 0) 1073 else if (count > 0)
1027 { 1074 {
1075 line_t &l = ROW(screen.cur.row);
1076 rend_t base_rend = l.r[i];
1077 ht &= l.t[i] == ' ';
1078
1028 for (; ++i < TermWin.ncol; ) 1079 for (; ++i < ncol; )
1029 if (tabs[i]) 1080 if (tabs[i])
1030 { 1081 {
1031 x = i; 1082 x = i;
1083
1032 if (!--count) 1084 if (!--count)
1033 break; 1085 break;
1034 } 1086 }
1087 else
1088 ht &= l.t[i] == ' '
1089 && RS_SAME (l.r[i], base_rend);
1090
1035 if (count) 1091 if (count)
1036 x = TermWin.ncol - 1; 1092 x = ncol - 1;
1093
1094 // store horizontal tab commands as characters inside the text
1095 // buffer so they can be selected and pasted.
1096 if (ht && option (Opt_pastableTabs))
1097 {
1098 base_rend = SET_FONT (base_rend, 0);
1099
1100 l.touch (x);
1101
1102 i = screen.cur.col;
1103
1104 l.t[i] = '\t';
1105 l.r[i] = base_rend;
1106
1107 while (++i < x)
1108 {
1109 l.t[i] = NOCHAR;
1110 l.r[i] = base_rend;
1111 }
1112 }
1037 } 1113 }
1038 else /* if (count < 0) */ 1114 else /* if (count < 0) */
1039 { 1115 {
1040 for (; --i >= 0; ) 1116 for (; --i >= 0; )
1041 if (tabs[i]) 1117 if (tabs[i])
1042 { 1118 {
1043 x = i; 1119 x = i;
1044 if (!++count) 1120 if (!++count)
1045 break; 1121 break;
1046 } 1122 }
1123
1047 if (count) 1124 if (count)
1048 x = 0; 1125 x = 0;
1049 } 1126 }
1127
1050 if (x != screen.cur.col) 1128 if (x != screen.cur.col)
1051 scr_gotorc (0, x, R_RELATIVE); 1129 scr_gotorc (0, x, R_RELATIVE);
1052} 1130}
1053 1131
1054/* ------------------------------------------------------------------------- */ 1132/* ------------------------------------------------------------------------- */
… …
1056 * Process DEC Back Index 1134 * Process DEC Back Index
1057 * XTERM_SEQ: ESC 6 1135 * XTERM_SEQ: ESC 6
1058 * Move cursor left in row. If we're at the left boundary, shift everything 1136 * Move cursor left in row. If we're at the left boundary, shift everything
1059 * in that row right. Clear left column. 1137 * in that row right. Clear left column.
1060 */ 1138 */
1061#ifndef NO_FRILLS 1139#if !ENABLE_MINIMAL
1062void 1140void ecb_cold
1063rxvt_term::scr_backindex () 1141rxvt_term::scr_backindex () NOTHROW
1064{ 1142{
1065 if (screen.cur.col > 0) 1143 if (screen.cur.col > 0)
1066 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE); 1144 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
1067 else 1145 else
1068 {
1069 if (screen.tlen[screen.cur.row + TermWin.saveLines] == 0)
1070 return; /* um, yeah? */
1071 scr_insdel_chars (1, INSERT); 1146 scr_insdel_chars (1, INSERT);
1072 }
1073} 1147}
1074#endif 1148#endif
1075/* ------------------------------------------------------------------------- */ 1149/* ------------------------------------------------------------------------- */
1076/* 1150/*
1077 * Process DEC Forward Index 1151 * Process DEC Forward Index
1078 * XTERM_SEQ: ESC 9 1152 * XTERM_SEQ: ESC 9
1079 * Move cursor right in row. If we're at the right boundary, shift everything 1153 * Move cursor right in row. If we're at the right boundary, shift everything
1080 * in that row left. Clear right column. 1154 * in that row left. Clear right column.
1081 */ 1155 */
1082#ifndef NO_FRILLS 1156#if !ENABLE_MINIMAL
1083void 1157void ecb_cold
1084rxvt_term::scr_forwardindex () 1158rxvt_term::scr_forwardindex () NOTHROW
1085{ 1159{
1086 int row;
1087
1088 if (screen.cur.col < TermWin.ncol - 1) 1160 if (screen.cur.col < ncol - 1)
1089 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE); 1161 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1090 else 1162 else
1091 { 1163 {
1092 row = screen.cur.row + TermWin.saveLines; 1164 line_t &l = ROW(screen.cur.row);
1093 if (screen.tlen[row] == 0) 1165
1094 return; /* um, yeah? */ 1166 l.touch ();
1095 else if (screen.tlen[row] == -1) 1167 l.is_longer (0);
1096 screen.tlen[row] = TermWin.ncol; 1168
1097 scr_gotorc (0, 0, R_RELATIVE); 1169 scr_gotorc (0, 0, R_RELATIVE);
1098 scr_insdel_chars (1, DELETE); 1170 scr_insdel_chars (1, DELETE);
1099 scr_gotorc (0, TermWin.ncol - 1, R_RELATIVE); 1171 scr_gotorc (0, ncol - 1, R_RELATIVE);
1100 } 1172 }
1101} 1173}
1102#endif 1174#endif
1103 1175
1104/* ------------------------------------------------------------------------- */ 1176/* ------------------------------------------------------------------------- */
1105/* 1177/*
1106 * Goto Row/Column 1178 * Goto Row/Column
1107 */ 1179 */
1108void 1180void
1109rxvt_term::scr_gotorc (int row, int col, int relative) 1181rxvt_term::scr_gotorc (int row, int col, int relative) NOTHROW
1110{ 1182{
1111 want_refresh = 1; 1183 want_refresh = 1;
1112 ZERO_SCROLLBACK (); 1184 ZERO_SCROLLBACK ();
1113 1185
1114 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, screen.cur.row, screen.cur.col));
1115
1116 screen.cur.col = ((relative & C_RELATIVE) ? (screen.cur.col + col) 1186 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
1117 : col); 1187 clamp_it (screen.cur.col, 0, ncol - 1);
1118 MAX_IT (screen.cur.col, 0);
1119 MIN_IT (screen.cur.col, (int32_t)TermWin.ncol - 1);
1120 1188
1121 screen.flags &= ~Screen_WrapNext; 1189 screen.flags &= ~Screen_WrapNext;
1190
1122 if (relative & R_RELATIVE) 1191 if (relative & R_RELATIVE)
1123 { 1192 {
1124 if (row > 0) 1193 if (row > 0)
1125 { 1194 {
1126 if (screen.cur.row <= screen.bscroll 1195 if (screen.cur.row <= screen.bscroll
… …
1139 } 1208 }
1140 } 1209 }
1141 else 1210 else
1142 { 1211 {
1143 if (screen.flags & Screen_Relative) 1212 if (screen.flags & Screen_Relative)
1213 {
1144 { /* relative origin mode */ 1214 /* relative origin mode */
1145 screen.cur.row = row + screen.tscroll; 1215 screen.cur.row = row + screen.tscroll;
1146 MIN_IT (screen.cur.row, screen.bscroll); 1216 min_it (screen.cur.row, screen.bscroll);
1147 } 1217 }
1148 else 1218 else
1149 screen.cur.row = row; 1219 screen.cur.row = row;
1150 } 1220 }
1151 MAX_IT (screen.cur.row, 0);
1152 MIN_IT (screen.cur.row, (int32_t)TermWin.nrow - 1);
1153 1221
1154 while (screen.cur.col > 0 1222 clamp_it (screen.cur.row, 0, nrow - 1);
1155 && screen.text[screen.cur.row + TermWin.saveLines][screen.cur.col] == NOCHAR)
1156 screen.cur.col--;
1157} 1223}
1158 1224
1159/* ------------------------------------------------------------------------- */ 1225/* ------------------------------------------------------------------------- */
1160/* 1226/*
1161 * direction should be UP or DN 1227 * direction should be UP or DN
1162 */ 1228 */
1163void 1229void
1164rxvt_term::scr_index (enum page_dirn direction) 1230rxvt_term::scr_index (enum page_dirn direction) NOTHROW
1165{ 1231{
1166 int dirn; 1232 int dirn;
1167 1233
1168 want_refresh = 1; 1234 want_refresh = 1;
1235 ZERO_SCROLLBACK ();
1236
1169 dirn = ((direction == UP) ? 1 : -1); 1237 dirn = ((direction == UP) ? 1 : -1);
1170 D_SCREEN ((stderr, "rxvt_scr_index (%d)", dirn));
1171
1172 ZERO_SCROLLBACK ();
1173 1238
1174 screen.flags &= ~Screen_WrapNext; 1239 screen.flags &= ~Screen_WrapNext;
1240
1175 if ((screen.cur.row == screen.bscroll && direction == UP) 1241 if ((screen.cur.row == screen.bscroll && direction == UP)
1176 || (screen.cur.row == screen.tscroll && direction == DN)) 1242 || (screen.cur.row == screen.tscroll && direction == DN))
1177 scr_scroll_text (screen.tscroll, screen.bscroll, dirn, 0); 1243 scr_scroll_text (screen.tscroll, screen.bscroll, dirn);
1178 else 1244 else
1179 screen.cur.row += dirn; 1245 screen.cur.row += dirn;
1180 MAX_IT (screen.cur.row, 0); 1246
1181 MIN_IT (screen.cur.row, (int32_t)TermWin.nrow - 1); 1247 clamp_it (screen.cur.row, 0, nrow - 1);
1182 selection_check (0); 1248 selection_check (0);
1183} 1249}
1184 1250
1185/* ------------------------------------------------------------------------- */ 1251/* ------------------------------------------------------------------------- */
1186/* 1252/*
1187 * Erase part or whole of a line 1253 * Erase part or whole of a line
1188 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1254 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1189 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1255 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1190 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1256 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1257 * extension: clear to right unless wrapped: ESC [ 3 K
1191 */ 1258 */
1192void 1259void
1193rxvt_term::scr_erase_line (int mode) 1260rxvt_term::scr_erase_line (int mode) NOTHROW
1194{ 1261{
1195 unsigned int row, col, num; 1262 unsigned int col, num;
1196 1263
1197 want_refresh = 1; 1264 want_refresh = 1;
1198 D_SCREEN ((stderr, "rxvt_scr_erase_line (%d) at screen row: %d", mode, screen.cur.row));
1199 ZERO_SCROLLBACK (); 1265 ZERO_SCROLLBACK ();
1200 1266
1201 selection_check (1); 1267 selection_check (1);
1202 1268
1203 screen.flags &= ~Screen_WrapNext; 1269 line_t &line = ROW(screen.cur.row);
1204 1270
1205 row = TermWin.saveLines + screen.cur.row; 1271 line.touch ();
1272 line.is_longer (0);
1273
1206 switch (mode) 1274 switch (mode)
1207 { 1275 {
1276 case 3:
1277 if (screen.flags & Screen_WrapNext)
1278 return;
1279
1280 /* fall through */
1281
1208 case 0: /* erase to end of line */ 1282 case 0: /* erase to end of line */
1209 col = screen.cur.col; 1283 col = screen.cur.col;
1210 num = TermWin.ncol - col; 1284 num = ncol - col;
1211 MIN_IT (screen.tlen[row], (int16_t)col); 1285 min_it (line.l, col);
1286
1212 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur) 1287 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1213 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur)) 1288 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1214 CLEAR_SELECTION (); 1289 CLEAR_SELECTION ();
1215 break; 1290 break;
1291
1216 case 1: /* erase to beginning of line */ 1292 case 1: /* erase to beginning of line */
1217 col = 0; 1293 col = 0;
1218 num = screen.cur.col + 1; 1294 num = screen.cur.col + 1;
1295
1219 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur) 1296 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur)
1220 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur)) 1297 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1221 CLEAR_SELECTION (); 1298 CLEAR_SELECTION ();
1222 break; 1299 break;
1300
1223 case 2: /* erase whole line */ 1301 case 2: /* erase whole line */
1224 col = 0; 1302 col = 0;
1225 num = TermWin.ncol; 1303 num = ncol;
1226 screen.tlen[row] = 0; 1304 line.l = 0;
1227 if (selection.beg.row <= screen.cur.row 1305 if (selection.beg.row <= screen.cur.row
1228 && selection.end.row >= screen.cur.row) 1306 && selection.end.row >= screen.cur.row)
1229 CLEAR_SELECTION (); 1307 CLEAR_SELECTION ();
1230 break; 1308 break;
1231 default: 1309 default:
1232 return; 1310 return;
1233 } 1311 }
1234 1312
1235 if (screen.text[row]) 1313 scr_blank_line (line, col, num, rstyle);
1236 scr_blank_line (& (screen.text[row][col]),
1237 & (screen.rend[row][col]), num, rstyle);
1238 else
1239 scr_blank_screen_mem (screen.text, screen.rend, row, rstyle);
1240} 1314}
1241 1315
1242/* ------------------------------------------------------------------------- */ 1316/* ------------------------------------------------------------------------- */
1243/* 1317/*
1244 * Erase part of whole of the screen 1318 * Erase part or whole of the screen
1245 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1319 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1246 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1320 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1247 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1321 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1248 */ 1322 */
1249void 1323void
1250rxvt_term::scr_erase_screen (int mode) 1324rxvt_term::scr_erase_screen (int mode) NOTHROW
1251{ 1325{
1252 int num; 1326 int num;
1253 int32_t row, row_offset; 1327 int32_t row;
1254 rend_t ren; 1328 rend_t ren;
1255 XGCValues gcvalue; 1329 XGCValues gcvalue;
1256 1330
1257 want_refresh = 1; 1331 want_refresh = 1;
1258 D_SCREEN ((stderr, "rxvt_scr_erase_screen (%d) at screen row: %d", mode, screen.cur.row));
1259 ZERO_SCROLLBACK (); 1332 ZERO_SCROLLBACK ();
1260 row_offset = (int32_t)TermWin.saveLines;
1261 1333
1262 switch (mode) 1334 switch (mode)
1263 { 1335 {
1264 case 0: /* erase to end of screen */ 1336 case 0: /* erase to end of screen */
1265 selection_check (1);
1266 scr_erase_line (0); 1337 scr_erase_line (0);
1267 row = screen.cur.row + 1; /* possible OOB */ 1338 row = screen.cur.row + 1; /* possible OOB */
1268 num = TermWin.nrow - row; 1339 num = nrow - row;
1269 break; 1340 break;
1270 case 1: /* erase to beginning of screen */ 1341 case 1: /* erase to beginning of screen */
1271 selection_check (3);
1272 scr_erase_line (1); 1342 scr_erase_line (1);
1273 row = 0; 1343 row = 0;
1274 num = screen.cur.row; 1344 num = screen.cur.row;
1275 break; 1345 break;
1276 case 2: /* erase whole screen */ 1346 case 2: /* erase whole screen */
1277 selection_check (3);
1278 row = 0; 1347 row = 0;
1279 num = TermWin.nrow; 1348 num = nrow;
1280 break; 1349 break;
1281 default: 1350 default:
1282 return; 1351 return;
1283 } 1352 }
1284 refresh_type |= REFRESH_BOUNDS; 1353
1285 if (selection.op && current_screen == selection.screen 1354 if (selection.op && current_screen == selection.screen
1286 && ((selection.beg.row >= row && selection.beg.row <= row + num) 1355 && ((selection.beg.row >= row && selection.beg.row <= row + num)
1287 || (selection.end.row >= row 1356 || (selection.end.row >= row
1288 && selection.end.row <= row + num))) 1357 && selection.end.row <= row + num)))
1289 CLEAR_SELECTION (); 1358 CLEAR_SELECTION ();
1359
1290 if (row >= TermWin.nrow) /* Out Of Bounds */ 1360 if (row >= nrow) /* Out Of Bounds */
1291 return; 1361 return;
1292 MIN_IT (num, (TermWin.nrow - row)); 1362
1363 min_it (num, nrow - row);
1364
1293 if (rstyle & (RS_RVid | RS_Uline)) 1365 if (rstyle & (RS_Blink | RS_RVid | RS_Uline))
1294 ren = (rend_t) ~RS_None; 1366 ren = (rend_t) ~RS_None;
1295 else if (GET_BASEBG (rstyle) == Color_bg) 1367 else if (GET_BASEBG (rstyle) == Color_bg)
1296 { 1368 {
1297 ren = DEFAULT_RSTYLE; 1369 ren = DEFAULT_RSTYLE;
1298 CLEAR_ROWS (row, num); 1370
1371 if (mapped)
1372 XClearArea (dpy, vt, 0,
1373 Row2Pixel (row - view_start), (unsigned int)vt_width,
1374 (unsigned int)Height2Pixel (num), False);
1299 } 1375 }
1300 else 1376 else
1301 { 1377 {
1302 ren = (rstyle & (RS_fgMask | RS_bgMask)); 1378 ren = rstyle & (RS_fgMask | RS_bgMask);
1379
1380 if (mapped)
1381 {
1303 gcvalue.foreground = PixColors[GET_BGCOLOR (rstyle)]; 1382 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1304 XChangeGC (display->display, TermWin.gc, GCForeground, &gcvalue); 1383 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1305 ERASE_ROWS (row, num); 1384 XFillRectangle (dpy, vt, gc,
1385 0, Row2Pixel (row - view_start),
1386 (unsigned int)vt_width,
1387 (unsigned int)Height2Pixel (num));
1306 gcvalue.foreground = PixColors[Color_fg]; 1388 gcvalue.foreground = pix_colors[Color_fg];
1307 XChangeGC (display->display, TermWin.gc, GCForeground, &gcvalue); 1389 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1390 }
1308 } 1391 }
1392
1309 for (; num--; row++) 1393 for (; num--; row++)
1310 { 1394 {
1311 scr_blank_screen_mem (screen.text, screen.rend, 1395 scr_blank_screen_mem (ROW(row), rstyle);
1312 (unsigned int) (row + row_offset), rstyle); 1396
1313 screen.tlen[row + row_offset] = 0; 1397 if (row - view_start < nrow)
1314 scr_blank_line (drawn_text[row], drawn_rend[row], 1398 scr_blank_line (drawn_buf [row - view_start], 0, ncol, ren);
1315 (unsigned int)TermWin.ncol, ren);
1316 } 1399 }
1317} 1400}
1401
1402#if !ENABLE_MINIMAL
1403void
1404rxvt_term::scr_erase_savelines () NOTHROW
1405{
1406 want_refresh = 1;
1407 ZERO_SCROLLBACK ();
1408
1409 top_row = 0;
1410}
1411#endif
1318 1412
1319/* ------------------------------------------------------------------------- */ 1413/* ------------------------------------------------------------------------- */
1320/* 1414/*
1321 * Fill the screen with `E's 1415 * Fill the screen with `E's
1322 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1416 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1323 */ 1417 */
1324void 1418void ecb_cold
1325rxvt_term::scr_E () 1419rxvt_term::scr_E () NOTHROW
1326{ 1420{
1327 int i, j, k; 1421 rend_t fs;
1328 rend_t *r1, fs;
1329 1422
1330 want_refresh = 1; 1423 want_refresh = 1;
1424 ZERO_SCROLLBACK ();
1425
1331 num_scr_allow = 0; 1426 num_scr_allow = 0;
1332 ZERO_SCROLLBACK ();
1333 selection_check (3);
1334 1427
1428 row_col_t pos;
1429 pos.row = pos.col = 0;
1430 if (ROWCOL_IS_AFTER (selection.end, pos))
1431 CLEAR_SELECTION ();
1432
1335 fs = SET_FONT (rstyle, TermWin.fontset->find_font ('E')); 1433 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1336 for (k = TermWin.saveLines, i = TermWin.nrow; i--; k++) 1434 for (int row = nrow; row--; )
1337 { 1435 {
1338 screen.tlen[k] = TermWin.ncol; /* make the `E's selectable */ 1436 line_t &line = ROW(row);
1437
1339 fill_text (screen.text[k], 'E', TermWin.ncol); 1438 fill_text (line.t, 'E', ncol);
1340 for (r1 = screen.rend[k], j = TermWin.ncol; j--; ) 1439 rend_t *r1 = line.r;
1440
1441 for (int j = ncol; j--; )
1341 *r1++ = fs; 1442 *r1++ = fs;
1443
1444 line.is_longer (0);
1445 line.touch (ncol);
1342 } 1446 }
1343} 1447}
1344 1448
1345/* ------------------------------------------------------------------------- */ 1449/* ------------------------------------------------------------------------- */
1346/* 1450/*
1347 * Insert/Delete <count> lines 1451 * Insert/Delete <count> lines
1348 */ 1452 */
1349void 1453void
1350rxvt_term::scr_insdel_lines (int count, int insdel) 1454rxvt_term::scr_insdel_lines (int count, int insdel) NOTHROW
1351{ 1455{
1352 int end; 1456 int end;
1353 1457
1354 ZERO_SCROLLBACK (); 1458 ZERO_SCROLLBACK ();
1355 1459
1356 selection_check (1); 1460 selection_check (1);
1357 1461
… …
1364 if (insdel == DELETE) 1468 if (insdel == DELETE)
1365 return; 1469 return;
1366 else if (insdel == INSERT) 1470 else if (insdel == INSERT)
1367 count = end; 1471 count = end;
1368 } 1472 }
1369 screen.flags &= ~Screen_WrapNext;
1370 1473
1474 scr_do_wrap ();
1475
1371 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count, 0); 1476 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count);
1372} 1477}
1373 1478
1374/* ------------------------------------------------------------------------- */ 1479/* ------------------------------------------------------------------------- */
1375/* 1480/*
1376 * Insert/Delete <count> characters from the current position 1481 * Insert/Delete <count> characters from the current position
1377 */ 1482 */
1378void 1483void
1379rxvt_term::scr_insdel_chars (int count, int insdel) 1484rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW
1380{ 1485{
1381 int col, row;
1382 rend_t tr;
1383 text_t *stp;
1384 rend_t *srp;
1385 int16_t *slp;
1386
1387 want_refresh = 1; 1486 want_refresh = 1;
1388 ZERO_SCROLLBACK (); 1487 ZERO_SCROLLBACK ();
1389 1488
1390 if (count <= 0) 1489 if (count <= 0)
1391 return; 1490 return;
1392 1491
1492 scr_do_wrap ();
1493
1393 selection_check (1); 1494 selection_check (1);
1394 MIN_IT (count, (TermWin.ncol - screen.cur.col)); 1495 min_it (count, ncol - screen.cur.col);
1395 1496
1396 row = screen.cur.row + TermWin.saveLines; 1497 int row = screen.cur.row;
1397 screen.flags &= ~Screen_WrapNext;
1398 1498
1399 stp = screen.text[row]; 1499 line_t *line = &ROW(row);
1400 srp = screen.rend[row]; 1500
1401 slp = & (screen.tlen[row]); 1501 line->touch ();
1502 line->is_longer (0);
1503
1504 // nuke wide spanning the start
1505 if (line->t[screen.cur.col] == NOCHAR)
1506 scr_kill_char (*line, screen.cur.col);
1507
1402 switch (insdel) 1508 switch (insdel)
1403 { 1509 {
1404 case INSERT: 1510 case INSERT:
1405 for (col = TermWin.ncol - 1; (col - count) >= screen.cur.col; 1511 line->l = min (line->l + count, ncol);
1406 col--) 1512
1513 if (line->t[screen.cur.col] == NOCHAR)
1514 scr_kill_char (*line, screen.cur.col);
1515
1516 for (int col = ncol - 1; (col - count) >= screen.cur.col; col--)
1407 { 1517 {
1408 stp[col] = stp[col - count]; 1518 line->t[col] = line->t[col - count];
1409 srp[col] = srp[col - count]; 1519 line->r[col] = line->r[col - count];
1410 } 1520 }
1411 if (*slp != -1) 1521
1412 {
1413 *slp += count;
1414 MIN_IT (*slp, TermWin.ncol);
1415 }
1416 if (selection.op && current_screen == selection.screen 1522 if (selection.op && current_screen == selection.screen
1417 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) 1523 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1418 { 1524 {
1419 if (selection.end.row != screen.cur.row 1525 if (selection.end.row != screen.cur.row
1420 || (selection.end.col + count >= TermWin.ncol)) 1526 || (selection.end.col + count >= ncol))
1421 CLEAR_SELECTION (); 1527 CLEAR_SELECTION ();
1422 else 1528 else
1529 {
1423 { /* shift selection */ 1530 /* shift selection */
1424 selection.beg.col += count; 1531 selection.beg.col += count;
1425 selection.mark.col += count; /* XXX: yes? */ 1532 selection.mark.col += count; /* XXX: yes? */
1426 selection.end.col += count; 1533 selection.end.col += count;
1427 } 1534 }
1428 } 1535 }
1429 scr_blank_line (& (stp[screen.cur.col]), & (srp[screen.cur.col]), 1536
1430 (unsigned int)count, rstyle); 1537 scr_blank_line (*line, screen.cur.col, count, rstyle);
1431 break; 1538 break;
1539
1432 case ERASE: 1540 case ERASE:
1433 screen.cur.col += count; /* don't worry if > TermWin.ncol */ 1541 screen.cur.col += count; /* don't worry if > ncol */
1434 selection_check (1); 1542 selection_check (1);
1435 screen.cur.col -= count; 1543 screen.cur.col -= count;
1436 scr_blank_line (& (stp[screen.cur.col]), & (srp[screen.cur.col]), 1544
1437 (unsigned int)count, rstyle); 1545 // nuke wide char after the end
1546 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1547 scr_kill_char (*line, screen.cur.col + count);
1548
1549 scr_blank_line (*line, screen.cur.col, count, rstyle);
1438 break; 1550 break;
1551
1439 case DELETE: 1552 case DELETE:
1440 tr = srp[TermWin.ncol - 1] 1553 line->l = max (line->l - count, 0);
1441 & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1554
1555 // nuke wide char spanning the end
1556 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1557 scr_kill_char (*line, screen.cur.col + count);
1558
1442 for (col = screen.cur.col; (col + count) < TermWin.ncol; col++) 1559 for (int col = screen.cur.col; (col + count) < ncol; col++)
1443 { 1560 {
1444 stp[col] = stp[col + count]; 1561 line->t[col] = line->t[col + count];
1445 srp[col] = srp[col + count]; 1562 line->r[col] = line->r[col + count];
1446 } 1563 }
1447 scr_blank_line (& (stp[TermWin.ncol - count]), 1564
1448 & (srp[TermWin.ncol - count]), 1565 scr_blank_line (*line, ncol - count, count, rstyle);
1449 (unsigned int)count, tr); 1566
1450 if (*slp == -1) /* break line continuation */
1451 *slp = TermWin.ncol;
1452 *slp -= count;
1453 MAX_IT (*slp, 0);
1454 if (selection.op && current_screen == selection.screen 1567 if (selection.op && current_screen == selection.screen
1455 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) 1568 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1456 { 1569 {
1457 if (selection.end.row != screen.cur.row 1570 if (selection.end.row != screen.cur.row
1458 || (screen.cur.col >= selection.beg.col - count) 1571 || (screen.cur.col >= selection.beg.col - count)
1459 || selection.end.col >= TermWin.ncol) 1572 || selection.end.col >= ncol)
1460 CLEAR_SELECTION (); 1573 CLEAR_SELECTION ();
1461 else 1574 else
1462 { 1575 {
1463 /* shift selection */ 1576 /* shift selection */
1464 selection.beg.col -= count; 1577 selection.beg.col -= count;
1465 selection.mark.col -= count; /* XXX: yes? */ 1578 selection.mark.col -= count; /* XXX: yes? */
1466 selection.end.col -= count; 1579 selection.end.col -= count;
1467 } 1580 }
1468 } 1581 }
1582
1469 break; 1583 break;
1470 } 1584 }
1471} 1585}
1472 1586
1473/* ------------------------------------------------------------------------- */ 1587/* ------------------------------------------------------------------------- */
1474/* 1588/*
1475 * Set the scrolling region 1589 * Set the scrolling region
1476 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1590 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1477 */ 1591 */
1478void 1592void ecb_cold
1479rxvt_term::scr_scroll_region (int top, int bot) 1593rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1480{ 1594{
1481 MAX_IT (top, 0); 1595 max_it (top, 0);
1482 MIN_IT (bot, (int)TermWin.nrow - 1); 1596 min_it (bot, nrow - 1);
1597
1483 if (top > bot) 1598 if (top > bot)
1484 return; 1599 return;
1600
1485 screen.tscroll = top; 1601 screen.tscroll = top;
1486 screen.bscroll = bot; 1602 screen.bscroll = bot;
1487 scr_gotorc (0, 0, 0); 1603 scr_gotorc (0, 0, 0);
1488} 1604}
1489 1605
… …
1491/* 1607/*
1492 * Make the cursor visible/invisible 1608 * Make the cursor visible/invisible
1493 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1609 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1494 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1610 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1495 */ 1611 */
1496void 1612void ecb_cold
1497rxvt_term::scr_cursor_visible (int mode) 1613rxvt_term::scr_cursor_visible (int mode) NOTHROW
1498{ 1614{
1499 want_refresh = 1; 1615 want_refresh = 1;
1616
1500 if (mode) 1617 if (mode)
1501 screen.flags |= Screen_VisibleCursor; 1618 screen.flags |= Screen_VisibleCursor;
1502 else 1619 else
1503 screen.flags &= ~Screen_VisibleCursor; 1620 screen.flags &= ~Screen_VisibleCursor;
1504} 1621}
… …
1507/* 1624/*
1508 * Set/unset automatic wrapping 1625 * Set/unset automatic wrapping
1509 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1626 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1510 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1627 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1511 */ 1628 */
1512void 1629void ecb_cold
1513rxvt_term::scr_autowrap (int mode) 1630rxvt_term::scr_autowrap (int mode) NOTHROW
1514{ 1631{
1515 if (mode) 1632 if (mode)
1516 screen.flags |= Screen_Autowrap; 1633 screen.flags |= Screen_Autowrap;
1517 else 1634 else
1518 screen.flags &= ~ (Screen_Autowrap | Screen_WrapNext); 1635 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
1519} 1636}
1520 1637
1521/* ------------------------------------------------------------------------- */ 1638/* ------------------------------------------------------------------------- */
1522/* 1639/*
1523 * Set/unset margin origin mode 1640 * Set/unset margin origin mode
… …
1526 * Relative mode: line numbers are relative to top margin of scrolling region 1643 * Relative mode: line numbers are relative to top margin of scrolling region
1527 * and the cursor cannot be moved outside. 1644 * and the cursor cannot be moved outside.
1528 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1645 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1529 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1646 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1530 */ 1647 */
1531void 1648void ecb_cold
1532rxvt_term::scr_relative_origin (int mode) 1649rxvt_term::scr_relative_origin (int mode) NOTHROW
1533{ 1650{
1534 if (mode) 1651 if (mode)
1535 screen.flags |= Screen_Relative; 1652 screen.flags |= Screen_Relative;
1536 else 1653 else
1537 screen.flags &= ~Screen_Relative; 1654 screen.flags &= ~Screen_Relative;
1655
1538 scr_gotorc (0, 0, 0); 1656 scr_gotorc (0, 0, 0);
1539} 1657}
1540 1658
1541/* ------------------------------------------------------------------------- */ 1659/* ------------------------------------------------------------------------- */
1542/* 1660/*
1543 * Set insert/replace mode 1661 * Set insert/replace mode
1544 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1662 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1545 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1663 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1546 */ 1664 */
1547void 1665void ecb_cold
1548rxvt_term::scr_insert_mode (int mode) 1666rxvt_term::scr_insert_mode (int mode) NOTHROW
1549{ 1667{
1550 if (mode) 1668 if (mode)
1551 screen.flags |= Screen_Insert; 1669 screen.flags |= Screen_Insert;
1552 else 1670 else
1553 screen.flags &= ~Screen_Insert; 1671 screen.flags &= ~Screen_Insert;
… …
1558 * Set/Unset tabs 1676 * Set/Unset tabs
1559 * XTERM_SEQ: Set tab at current column : ESC H 1677 * XTERM_SEQ: Set tab at current column : ESC H
1560 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1678 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1561 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1679 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1562 */ 1680 */
1563void 1681void ecb_cold
1564rxvt_term::scr_set_tab (int mode) 1682rxvt_term::scr_set_tab (int mode) NOTHROW
1565{ 1683{
1566 if (mode < 0) 1684 if (mode < 0)
1567 MEMSET (tabs, 0, TermWin.ncol * sizeof (char)); 1685 memset (tabs, 0, ncol);
1568 else if (screen.cur.col < TermWin.ncol) 1686 else if (screen.cur.col < ncol)
1569 tabs[screen.cur.col] = (mode ? 1 : 0); 1687 tabs [screen.cur.col] = !!mode;
1570} 1688}
1571 1689
1572/* ------------------------------------------------------------------------- */ 1690/* ------------------------------------------------------------------------- */
1573/* 1691/*
1574 * Set reverse/normal video 1692 * Set reverse/normal video
1575 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1693 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1576 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1694 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1577 */ 1695 */
1578void 1696void
1579rxvt_term::scr_rvideo_mode (int mode) 1697rxvt_term::scr_rvideo_mode (bool on) NOTHROW
1580{ 1698{
1699 rvideo_mode = on;
1700
1701#ifndef NO_BELL
1702 on ^= rvideo_bell;
1703#endif
1704
1705 if (rvideo_state != on)
1706 {
1707 rvideo_state = on;
1708
1709 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1710#ifdef HAVE_BG_PIXMAP
1711 if (bg_img == 0)
1712#endif
1713 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1714
1581 XGCValues gcvalue; 1715 XGCValues gcvalue;
1582
1583 if (rvideo != mode)
1584 {
1585 rvideo = mode;
1586 SWAP_IT (PixColors[Color_fg], PixColors[Color_bg], rxvt_color);
1587#if defined(XPM_BACKGROUND)
1588 if (bgPixmap.pixmap == None)
1589#endif
1590#if defined(TRANSPARENT)
1591 if (! (Options & Opt_transparent) || am_transparent == 0)
1592#endif
1593 XSetWindowBackground (display->display, TermWin.vt,
1594 PixColors[Color_bg]);
1595
1596 gcvalue.foreground = PixColors[Color_fg]; 1716 gcvalue.foreground = pix_colors[Color_fg];
1597 gcvalue.background = PixColors[Color_bg]; 1717 gcvalue.background = pix_colors[Color_bg];
1598 XChangeGC (display->display, TermWin.gc, GCBackground | GCForeground, 1718 XChangeGC (dpy, gc, GCBackground | GCForeground, &gcvalue);
1599 &gcvalue); 1719
1600 scr_clear (); 1720 scr_clear ();
1601 scr_touch (true); 1721 scr_touch (true);
1602 } 1722 }
1603} 1723}
1604 1724
1605/* ------------------------------------------------------------------------- */ 1725/* ------------------------------------------------------------------------- */
1606/* 1726/*
1607 * Report current cursor position 1727 * Report current cursor position
1608 * XTERM_SEQ: Report position: ESC [ 6 n 1728 * XTERM_SEQ: Report position: ESC [ 6 n
1609 */ 1729 */
1610void 1730void ecb_cold
1611rxvt_term::scr_report_position () 1731rxvt_term::scr_report_position () NOTHROW
1612{ 1732{
1613 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1); 1733 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1614} 1734}
1615 1735
1616/* ------------------------------------------------------------------------- * 1736/* ------------------------------------------------------------------------- *
… …
1618 * ------------------------------------------------------------------------- */ 1738 * ------------------------------------------------------------------------- */
1619 1739
1620/* 1740/*
1621 * Set font style 1741 * Set font style
1622 */ 1742 */
1623void 1743void ecb_cold
1624rxvt_term::set_font_style () 1744rxvt_term::set_font_style () NOTHROW
1625{ 1745{
1746#if 0
1626 switch (charsets[screen.charset]) 1747 switch (charsets [screen.charset])
1627 { 1748 {
1628 case '0': /* DEC Special Character & Line Drawing Set */ 1749 case '0': /* DEC Special Character & Line Drawing Set */
1629 break; 1750 break;
1630 case 'A': /* United Kingdom (UK) */ 1751 case 'A': /* United Kingdom (UK) */
1631 break; 1752 break;
… …
1638 case 'C': /* Finnish character set */ 1759 case 'C': /* Finnish character set */
1639 break; 1760 break;
1640 case 'K': /* German character set */ 1761 case 'K': /* German character set */
1641 break; 1762 break;
1642 } 1763 }
1764#endif
1643} 1765}
1644 1766
1645/* ------------------------------------------------------------------------- */ 1767/* ------------------------------------------------------------------------- */
1646/* 1768/*
1647 * Choose a font 1769 * Choose a font
1648 * XTERM_SEQ: Invoke G0 character set: CTRL-O 1770 * XTERM_SEQ: Invoke G0 character set: CTRL-O
1649 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1771 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1650 * XTERM_SEQ: Invoke G2 character set: ESC N 1772 * XTERM_SEQ: Invoke G2 character set: ESC N
1651 * XTERM_SEQ: Invoke G3 character set: ESC O 1773 * XTERM_SEQ: Invoke G3 character set: ESC O
1652 */ 1774 */
1653void 1775void ecb_cold
1654rxvt_term::scr_charset_choose (int set) 1776rxvt_term::scr_charset_choose (int set) NOTHROW
1655 { 1777{
1656 screen.charset = set; 1778 screen.charset = set;
1657 set_font_style (); 1779 set_font_style ();
1658 } 1780}
1659 1781
1660/* ------------------------------------------------------------------------- */ 1782/* ------------------------------------------------------------------------- */
1661/* 1783/*
1662 * Set a font 1784 * Set a font
1663 * XTERM_SEQ: Set G0 character set: ESC ( <C> 1785 * XTERM_SEQ: Set G0 character set: ESC ( <C>
… …
1665 * XTERM_SEQ: Set G2 character set: ESC * <C> 1787 * XTERM_SEQ: Set G2 character set: ESC * <C>
1666 * XTERM_SEQ: Set G3 character set: ESC + <C> 1788 * XTERM_SEQ: Set G3 character set: ESC + <C>
1667 * See set_font_style for possible values for <C> 1789 * See set_font_style for possible values for <C>
1668 */ 1790 */
1669void 1791void
1670rxvt_term::scr_charset_set (int set, unsigned int ch) 1792rxvt_term::scr_charset_set (int set, unsigned int ch) NOTHROW
1671 { 1793{
1672 charsets[set] = (unsigned char)ch; 1794 charsets[set] = (unsigned char)ch;
1673 set_font_style (); 1795 set_font_style ();
1674 } 1796}
1675 1797
1676 1798
1677/* ------------------------------------------------------------------------- * 1799/* ------------------------------------------------------------------------- *
1678 * MAJOR SCREEN MANIPULATION * 1800 * MAJOR SCREEN MANIPULATION *
1679 * ------------------------------------------------------------------------- */ 1801 * ------------------------------------------------------------------------- */
1680 1802
1681/* 1803/*
1682 * refresh matching text. 1804 * refresh matching text.
1683 */ 1805 */
1684bool 1806bool ecb_cold
1685rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) 1807rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW
1686{ 1808{
1687 bool found = false; 1809 bool found = false;
1688 1810
1689 for (int i = 0; i < TermWin.nrow; i++) 1811 for (int i = 0; i < nrow; i++)
1690 { 1812 {
1691 int col = 0;
1692 rend_t *drp = drawn_rend [i]; 1813 rend_t *drp = drawn_buf[i].r;
1693 1814
1694 for (; col < TermWin.ncol; col++, drp++) 1815 for (int col = 0; col < ncol; col++, drp++)
1695 if ((*drp & mask) == value) 1816 if ((*drp & mask) == value)
1696 { 1817 {
1697 found = true; 1818 found = true;
1698 *drp = ~value; 1819 *drp = ~value;
1699 } 1820 }
… …
1709 PART_BEG = 0, 1830 PART_BEG = 0,
1710 PART_END, 1831 PART_END,
1711 RC_COUNT 1832 RC_COUNT
1712}; 1833};
1713 1834
1714void 1835void ecb_hot
1715rxvt_term::scr_expose (int x, int y, int width, int height, bool refresh) 1836rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW
1716{ 1837{
1717 int i; 1838 int i;
1718 row_col_t rc[RC_COUNT]; 1839 row_col_t rc[RC_COUNT];
1719 1840
1720 if (drawn_text == NULL) /* sanity check */ 1841 if (!drawn_buf) /* sanity check */
1721 return; 1842 return;
1722 1843
1723#ifdef DEBUG_STRICT 1844#ifndef NO_SLOW_LINK_SUPPORT
1724 x = max (x, (int)TermWin.int_bwidth); 1845 if (refresh_type == FAST_REFRESH && !display->is_local)
1725 x = min (x, (int)TermWin.width); 1846 {
1726 y = max (y, (int)TermWin.int_bwidth); 1847 y = 0;
1727 y = min (y, (int)TermWin.height); 1848 eheight = height;
1849 }
1728#endif 1850#endif
1729 1851
1730 /* round down */ 1852 /* round down */
1731 rc[PART_BEG].col = Pixel2Col (x); 1853 rc[PART_BEG].col = Pixel2Col (x);
1732 rc[PART_BEG].row = Pixel2Row (y); 1854 rc[PART_BEG].row = Pixel2Row (y);
1733 /* round up */ 1855 /* round up */
1734 rc[PART_END].col = Pixel2Width (x + width + TermWin.fwidth - 1); 1856 rc[PART_END].col = Pixel2Width (x + ewidth + fwidth - 1);
1735 rc[PART_END].row = Pixel2Row (y + height + TermWin.fheight - 1); 1857 rc[PART_END].row = Pixel2Row (y + eheight + fheight - 1);
1736 1858
1737 /* sanity checks */ 1859 /* sanity checks */
1738 for (i = PART_BEG; i < RC_COUNT; i++) 1860 for (i = PART_BEG; i < RC_COUNT; i++)
1739 { 1861 {
1740 MIN_IT (rc[i].col, TermWin.ncol - 1); 1862 min_it (rc[i].col, ncol - 1);
1741 MIN_IT (rc[i].row, TermWin.nrow - 1); 1863 min_it (rc[i].row, nrow - 1);
1742 } 1864 }
1743
1744 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));
1745 1865
1746 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1866 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1747 fill_text (& (drawn_text[i][rc[PART_BEG].col]), 0, 1867 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1748 (rc[PART_END].col - rc[PART_BEG].col + 1)); 1868
1869 num_scr_allow = 0;
1749 1870
1750 if (refresh) 1871 if (refresh)
1751 scr_refresh (SLOW_REFRESH | REFRESH_BOUNDS); 1872 scr_refresh ();
1752} 1873}
1753 1874
1754/* ------------------------------------------------------------------------- */ 1875/* ------------------------------------------------------------------------- */
1755/* 1876/*
1756 * Refresh the entire screen 1877 * Refresh the entire screen
1757 */ 1878 */
1758void 1879void
1759rxvt_term::scr_touch (bool refresh) 1880rxvt_term::scr_touch (bool refresh) NOTHROW
1760{ 1881{
1761 scr_expose (0, 0, TermWin.width, TermWin.height, refresh); 1882 scr_expose (0, 0, vt_width, vt_height, refresh);
1762} 1883}
1763 1884
1764/* ------------------------------------------------------------------------- */ 1885/* ------------------------------------------------------------------------- */
1765/* 1886/*
1766 * Move the display so that the line represented by scrollbar value Y is at 1887 * Move the display so that the line represented by scrollbar value Y is at
1767 * the top of the screen 1888 * the top of the screen
1768 */ 1889 */
1769int 1890void
1770rxvt_term::scr_move_to (int y, int len) 1891rxvt_term::scr_move_to (int y, int len) NOTHROW
1771{ 1892{
1772 long p = 0; 1893 scr_changeview ((top_row - nrow) * (len - y) / len + (nrow - 1));
1773 uint16_t oldviewstart;
1774
1775 oldviewstart = TermWin.view_start;
1776 if (y < len)
1777 {
1778 p = (TermWin.nrow + TermWin.nscrolled) * (len - y) / len;
1779 p -= (long) (TermWin.nrow - 1);
1780 p = max (p, 0);
1781 }
1782 TermWin.view_start = (uint16_t)min (p, TermWin.nscrolled);
1783 D_SCREEN ((stderr, "rxvt_scr_move_to (%d, %d) view_start:%d", y, len, TermWin.view_start));
1784
1785 return scr_changeview (oldviewstart);
1786} 1894}
1787 1895
1788/* ------------------------------------------------------------------------- */ 1896/* ------------------------------------------------------------------------- */
1789/* 1897/*
1790 * Page the screen up/down nlines 1898 * Page the screen up/down nlines
1791 * direction should be UP or DN 1899 * direction should be UP or DN
1792 */ 1900 */
1793int 1901bool
1794rxvt_term::scr_page (enum page_dirn direction, int nlines) 1902rxvt_term::scr_page (enum page_dirn direction, int nlines) NOTHROW
1795{ 1903{
1796 int n; 1904 int new_view_start =
1797 uint16_t oldviewstart; 1905 direction == UP ? view_start - nlines
1906 : view_start + nlines;
1798 1907
1799 D_SCREEN ((stderr, "rxvt_scr_page (%s, %d) view_start:%d", ((direction == UP) ? "UP" : "DN"), nlines, TermWin.view_start));
1800#ifdef DEBUG_STRICT
1801 assert ((nlines >= 0) && (nlines <= TermWin.nrow));
1802#endif
1803 oldviewstart = TermWin.view_start;
1804 if (direction == UP)
1805 {
1806 n = TermWin.view_start + nlines;
1807 TermWin.view_start = min (n, TermWin.nscrolled);
1808 }
1809 else
1810 {
1811 n = TermWin.view_start - nlines;
1812 TermWin.view_start = max (n, 0);
1813 }
1814 return scr_changeview (oldviewstart); 1908 return scr_changeview (new_view_start);
1815} 1909}
1816 1910
1817int 1911bool
1818rxvt_term::scr_changeview (uint16_t oldviewstart) 1912rxvt_term::scr_changeview (int new_view_start) NOTHROW
1819{ 1913{
1914 clamp_it (new_view_start, top_row, 0);
1915
1820 if (TermWin.view_start != oldviewstart) 1916 if (new_view_start == view_start)
1821 { 1917 return false;
1918
1919 num_scr += new_view_start - view_start;
1920 view_start = new_view_start;
1822 want_refresh = 1; 1921 want_refresh = 1;
1823 num_scr -= (TermWin.view_start - oldviewstart);
1824 }
1825 return (int) (TermWin.view_start - oldviewstart);
1826}
1827 1922
1828/* ------------------------------------------------------------------------- */ 1923 HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
1829void 1924
1830rxvt_term::scr_bell () 1925 return true;
1831{ 1926}
1927
1832#ifndef NO_BELL 1928#ifndef NO_BELL
1929void
1930rxvt_term::bell_cb (ev::timer &w, int revents)
1931{
1932 rvideo_bell = false;
1933 scr_rvideo_mode (rvideo_mode);
1934 refresh_check ();
1935}
1936#endif
1937
1938/* ------------------------------------------------------------------------- */
1939void
1940rxvt_term::scr_bell () NOTHROW
1941{
1942#ifndef NO_BELL
1943
1833# ifndef NO_MAPALERT 1944# ifndef NO_MAPALERT
1834# ifdef MAPALERT_OPTION 1945# ifdef MAPALERT_OPTION
1835 if (Options & Opt_mapAlert) 1946 if (option (Opt_mapAlert))
1836# endif 1947# endif
1837 XMapWindow (display->display, TermWin.parent[0]); 1948 XMapWindow (dpy, parent);
1838# endif 1949# endif
1950
1951# if ENABLE_FRILLS
1952 if (option (Opt_urgentOnBell))
1953 set_urgency (1);
1954# endif
1955
1839 if (Options & Opt_visualBell) 1956 if (option (Opt_visualBell))
1840 { 1957 {
1841 scr_rvideo_mode (!rvideo); /* refresh also done */ 1958 rvideo_bell = true;
1842 scr_rvideo_mode (!rvideo); /* refresh also done */ 1959 scr_rvideo_mode (rvideo_mode);
1960 flush ();
1961
1962 bell_ev.start (VISUAL_BELL_DURATION);
1843 } 1963 }
1844 else 1964 else
1845 XBell (display->display, 0); 1965 XBell (dpy, 0);
1966 HOOK_INVOKE ((this, HOOK_BELL, DT_END));
1846#endif 1967#endif
1847} 1968}
1848 1969
1849/* ------------------------------------------------------------------------- */ 1970/* ------------------------------------------------------------------------- */
1850/* ARGSUSED */ 1971void ecb_cold
1851void
1852rxvt_term::scr_printscreen (int fullhist) 1972rxvt_term::scr_printscreen (int fullhist) NOTHROW
1853{ 1973{
1854#ifdef PRINTPIPE 1974#ifdef PRINTPIPE
1855 int i, r1, nrows, row_offset; 1975 int nrows, row_start;
1856 text_t *t; 1976 FILE *fd = popen_printer ();
1857 FILE *fd;
1858 1977
1859 if ((fd = popen_printer ()) == NULL) 1978 if (!fd)
1860 return; 1979 return;
1861 nrows = TermWin.nrow; 1980
1862 row_offset = TermWin.saveLines;
1863 if (!fullhist) 1981 if (fullhist)
1864 row_offset -= TermWin.view_start; 1982 {
1983 nrows = nrow - top_row;
1984 row_start = top_row;
1985 }
1865 else 1986 else
1866 { 1987 {
1867 nrows += TermWin.nscrolled; 1988 nrows = nrow;
1868 row_offset -= TermWin.nscrolled; 1989 row_start = view_start;
1869 }
1870
1871 for (r1 = 0; r1 < nrows; r1++)
1872 { 1990 }
1873 t = screen.text[r1 + row_offset]; 1991
1874 for (i = TermWin.ncol - 1; i >= 0; i--) 1992 wctomb (0, 0);
1875 if (!isspace (t[i])) 1993
1876 break; 1994 for (int r1 = row_start; r1 < row_start + nrows; r1++)
1877 fprintf (fd, "%.*s\n", (i + 1), t);
1878 } 1995 {
1996 text_t *tp = ROW(r1).t;
1997 int len = ROW(r1).l;
1998
1999 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
2000 {
2001 char mb[MB_LEN_MAX];
2002 text_t t = *tp++;
2003 if (t == NOCHAR)
2004 continue;
2005
2006 len = wctomb (mb, t);
2007
2008 if (len <= 0)
2009 {
2010 mb[0] = ' ';
2011 len = 1;
2012 }
2013
2014 fwrite (mb, 1, len, fd);
2015 }
2016
2017 fputc ('\n', fd);
2018 }
2019
1879 pclose_printer (fd); 2020 pclose_printer (fd);
1880#endif 2021#endif
1881} 2022}
1882 2023
1883/* ------------------------------------------------------------------------- */ 2024/* ------------------------------------------------------------------------- */
1884/* 2025/*
1885 * Refresh the screen 2026 * Refresh the screen
1886 * drawn_text/drawn_rend contain the screen information before the update. 2027 * drawn_text/drawn_rend contain the screen information before the update.
1887 * screen.text/screen.rend contain what the screen will change to. 2028 * screen.text/screen.rend contain what the screen will change to.
1888 */ 2029 */
1889 2030void ecb_hot
1890#define FONT_WIDTH(X, Y) \ 2031rxvt_term::scr_refresh () NOTHROW
1891 (X)->per_char[ (Y) - (X)->min_char_or_byte2].width
1892#define FONT_RBEAR(X, Y) \
1893 (X)->per_char[ (Y) - (X)->min_char_or_byte2].rbearing
1894#define FONT_LBEAR(X, Y) \
1895 (X)->per_char[ (Y) - (X)->min_char_or_byte2].lbearing
1896#define IS_FONT_CHAR(X, Y) \
1897 ((Y) >= (X)->min_char_or_byte2 && (Y) <= (X)->max_char_or_byte2)
1898
1899void
1900rxvt_term::scr_refresh (unsigned char refresh_type)
1901{ 2032{
1902 unsigned char clearfirst, /* first character writes before cell */
1903 clearlast, /* last character writes beyond cell */
1904 must_clear, /* use draw_string not draw_image_string */
1905 rvid, /* reverse video this position */
1906 showcursor; /* show the cursor */
1907 int16_t col, row, /* column/row we're processing */ 2033 int16_t col, row, /* column/row we're processing */
1908 ocrow; /* old cursor row */ 2034 ocrow; /* old cursor row */
1909 int i, /* tmp */ 2035 int i; /* tmp */
1910 row_offset; /* basic offset in screen structure */
1911#ifndef NO_CURSORCOLOR 2036#ifndef NO_CURSORCOLOR
1912 rend_t cc1; /* store colours at cursor position (s) */ 2037 rend_t cc1; /* store colours at cursor position (s) */
1913#endif 2038#endif
1914 rend_t *drp, *srp; /* drawn-rend-pointer, screen-rend-pointer */ 2039 rend_t *crp; // cursor rendition pointer
1915 text_t *dtp, *stp; /* drawn-text-pointer, screen-text-pointer */ 2040 rend_t ccol1, /* Cursor colour */
2041 ccol2; /* Cursor colour2 */
1916 2042
2043 want_refresh = 0; /* screen is current */
2044
1917 if (refresh_type == NO_REFRESH || !TermWin.mapped) 2045 if (refresh_type == NO_REFRESH || !mapped)
1918 return; 2046 return;
1919 2047
1920 /* 2048 /*
1921 * A: set up vars 2049 * A: set up vars
1922 */ 2050 */
1923 clearfirst = clearlast = must_clear = 0;
1924
1925 refresh_count = 0; 2051 refresh_count = 0;
1926 2052
1927 row_offset = TermWin.saveLines - TermWin.view_start; 2053 unsigned int old_screen_flags = screen.flags;
1928 2054 bool have_bg = 0;
1929 if ((refresh_type & REFRESH_BOUNDS)) 2055#ifdef HAVE_BG_PIXMAP
1930 { 2056 have_bg = bg_img != 0;
1931 clearfirst = clearlast = 1;
1932 refresh_type &= ~REFRESH_BOUNDS;
1933 }
1934
1935#ifdef XPM_BACKGROUND
1936 must_clear |= (bgPixmap.pixmap != None);
1937#endif
1938#ifdef TRANSPARENT
1939 must_clear |= ((Options & Opt_transparent) && am_transparent);
1940#endif 2057#endif
1941 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */ 2058 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
1942 2059
1943 /* 2060 /*
1944 * B: reverse any characters which are selected 2061 * B: reverse any characters which are selected
1945 */ 2062 */
1946 scr_reverse_selection (); 2063 scr_reverse_selection ();
1947 2064
2065 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2066#if ENABLE_OVERLAY
2067 scr_swap_overlay ();
2068#endif
2069
2070 bool showcursor = screen.flags & Screen_VisibleCursor;
2071
1948 /* 2072 /*
1949 * C: set the cursor character (s) 2073 * C: set the cursor character (s)
1950 */ 2074 */
1951 { 2075 {
1952 unsigned char setoldcursor; 2076 bool setoldcursor;
1953 rend_t ccol1, /* Cursor colour */
1954 ccol2; /* Cursor colour2 */
1955 2077
1956 showcursor = (screen.flags & Screen_VisibleCursor);
1957#ifdef CURSOR_BLINK 2078#ifdef CURSOR_BLINK
1958 if (hidden_cursor) 2079 if (hidden_cursor)
1959 showcursor = 0; 2080 showcursor = 0;
1960#endif 2081#endif
1961 2082
1962 if (showcursor) 2083 if (showcursor)
1963 { 2084 {
1964 srp = & (screen.rend[screen.cur.row + TermWin.saveLines] 2085 int col = screen.cur.col;
1965 [screen.cur.col]);
1966 2086
1967 if (showcursor && TermWin.focus) 2087 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2088 col--;
2089
2090 crp = &ROW(screen.cur.row).r[col];
2091
2092#ifndef NO_CURSORCOLOR
2093 cc1 = *crp & (RS_fgMask | RS_bgMask);
2094 if (ISSET_PIXCOLOR (Color_cursor))
2095 ccol1 = Color_cursor;
2096 else
2097#endif
2098#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2099 ccol1 = fgcolor_of (rstyle);
2100#else
2101 ccol1 = Color_fg;
2102#endif
2103
2104#ifndef NO_CURSORCOLOR
2105 if (ISSET_PIXCOLOR (Color_cursor2))
2106 ccol2 = Color_cursor2;
2107 else
2108#endif
2109#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2110 ccol2 = bgcolor_of (rstyle);
2111#else
2112 ccol2 = Color_bg;
2113#endif
2114
2115 if (focus)
1968 { 2116 {
2117 if (option (Opt_cursorUnderline))
1969 *srp ^= RS_RVid; 2118 *crp ^= RS_Uline;
1970#ifndef NO_CURSORCOLOR
1971 cc1 = *srp & (RS_fgMask | RS_bgMask);
1972 if (ISSET_PIXCOLOR (Color_cursor))
1973 ccol1 = Color_cursor;
1974 else 2119 else
1975#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1976 ccol1 = GET_FGCOLOR (rstyle);
1977#else
1978 ccol1 = Color_fg;
1979#endif
1980 if (ISSET_PIXCOLOR (Color_cursor2))
1981 ccol2 = Color_cursor2;
1982 else 2120 {
1983#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2121 *crp ^= RS_RVid;
1984 ccol2 = GET_BGCOLOR (rstyle);
1985#else
1986 ccol2 = Color_bg;
1987#endif
1988 *srp = SET_FGCOLOR (*srp, ccol1); 2122 *crp = SET_FGCOLOR (*crp, ccol1);
1989 *srp = SET_BGCOLOR (*srp, ccol2); 2123 *crp = SET_BGCOLOR (*crp, ccol2);
1990#endif 2124 }
1991 } 2125 }
1992 } 2126 }
1993 2127
1994 /* make sure no outline cursor is left around */ 2128 /* make sure no outline cursor is left around */
1995 setoldcursor = 0; 2129 setoldcursor = 0;
1996 if (ocrow != -1) 2130 if (ocrow != -1)
1997 { 2131 {
1998 if (screen.cur.row + TermWin.view_start != ocrow 2132 if (screen.cur.row - view_start != ocrow
1999 || screen.cur.col != oldcursor.col) 2133 || screen.cur.col != oldcursor.col)
2000 { 2134 {
2001 if (ocrow < TermWin.nrow 2135 if (ocrow < nrow
2002 && oldcursor.col < TermWin.ncol) 2136 && oldcursor.col < ncol)
2003 {
2004 drawn_rend[ocrow][oldcursor.col] ^= (RS_RVid | RS_Uline); 2137 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
2005 } 2138
2006 if (TermWin.focus || !showcursor) 2139 if (focus || !showcursor)
2007 oldcursor.row = -1; 2140 oldcursor.row = -1;
2008 else 2141 else
2009 setoldcursor = 1; 2142 setoldcursor = 1;
2010 } 2143 }
2011 } 2144 }
2012 else if (!TermWin.focus) 2145 else if (!focus)
2013 setoldcursor = 1; 2146 setoldcursor = 1;
2147
2014 if (setoldcursor) 2148 if (setoldcursor)
2015 { 2149 {
2016 if (screen.cur.row + TermWin.view_start >= TermWin.nrow) 2150 if (screen.cur.row - view_start >= nrow)
2017 oldcursor.row = -1; 2151 oldcursor.row = -1;
2018 else 2152 else
2019 { 2153 {
2020 oldcursor.row = screen.cur.row + TermWin.view_start; 2154 oldcursor.row = screen.cur.row - view_start;
2021 oldcursor.col = screen.cur.col; 2155 oldcursor.col = screen.cur.col;
2022 } 2156 }
2023 } 2157 }
2024 } 2158 }
2025 2159
2026#ifndef NO_SLOW_LINK_SUPPORT 2160#ifndef NO_SLOW_LINK_SUPPORT
2027 /* 2161 /*
2028 * D: CopyArea pass - very useful for slower links 2162 * D: CopyArea pass - very useful for slower links
2029 * This has been deliberately kept simple. 2163 * This has been deliberately kept simple.
2030 */ 2164 */
2031 i = num_scr; 2165 if (!display->is_local
2032 if (refresh_type == FAST_REFRESH && num_scr_allow && i 2166 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
2033 && abs (i) < TermWin.nrow && !must_clear) 2167 && abs (num_scr) < nrow && !have_bg)
2034 { 2168 {
2035 int16_t nits; 2169 int16_t nits;
2036 int j; 2170 int i = num_scr;
2037 rend_t *drp2; 2171 int j;
2038 text_t *dtp2;
2039 int len, wlen; 2172 int len, wlen;
2040 2173
2041 j = TermWin.nrow; 2174 j = nrow;
2042 wlen = len = -1; 2175 wlen = len = -1;
2043 row = i > 0 ? 0 : j - 1; 2176 row = i > 0 ? 0 : j - 1;
2177
2044 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) 2178 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
2045 { 2179 {
2046 if (row + i >= 0 && row + i < TermWin.nrow && row + i != ocrow) 2180 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
2047 { 2181 {
2048 stp = screen.text[row + row_offset]; 2182 line_t s = ROW(view_start + row);
2049 srp = screen.rend[row + row_offset];
2050 dtp = drawn_text[row]; 2183 line_t d = drawn_buf[row];
2051 dtp2 = drawn_text[row + i]; 2184 line_t d2 = drawn_buf[row + i];
2052 drp = drawn_rend[row];
2053 drp2 = drawn_rend[row + i];
2054 2185
2055 for (nits = 0, col = TermWin.ncol; col--; ) 2186 for (nits = 0, col = ncol; col--; )
2056 if (stp[col] != dtp2[col] || srp[col] != drp2[col]) 2187 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
2057 nits--; 2188 nits--;
2058 else if (stp[col] != dtp[col] || srp[col] != drp[col]) 2189 else if (s.t[col] != d.t[col] || s.r[col] != d.r[col])
2059 nits++; 2190 nits++;
2060 2191
2061 if (nits > 8) /* XXX: arbitrary choice */ 2192 if (nits > 8) /* XXX: arbitrary choice */
2062 { 2193 {
2063 for (col = TermWin.ncol; col--; ) 2194 for (col = ncol; col--; )
2064 { 2195 {
2065 *dtp++ = *dtp2++; 2196 *d.t++ = *d2.t++;
2066 *drp++ = *drp2++; 2197 *d.r++ = *d2.r++;
2067 } 2198 }
2068 2199
2069 if (len == -1) 2200 if (len == -1)
2070 len = row; 2201 len = row;
2071 2202
2072 wlen = row; 2203 wlen = row;
2073 continue; 2204 continue;
2074 } 2205 }
2075 } 2206 }
2076 2207
2077 if (len != -1) 2208 if (len >= 0)
2078 { 2209 {
2079 /* also comes here at end if needed because of >= above */ 2210 /* also comes here at end if needed because of >= above */
2080 if (wlen < len) 2211 if (wlen < len)
2081 SWAP_IT (wlen, len, int); 2212 ::swap (wlen, len);
2082 2213
2083 D_SCREEN ((stderr, "rxvt_scr_refresh (): XCopyArea: %d -> %d (height: %d)", len + i, len, wlen - len + 1)); 2214 XGCValues gcv;
2084 XCopyArea (display->display, TermWin.vt, TermWin.vt, 2215
2216 gcv.graphics_exposures = 1; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2217 XCopyArea (dpy, vt, vt,
2085 TermWin.gc, 0, Row2Pixel (len + i), 2218 gc, 0, Row2Pixel (len + i),
2086 (unsigned int)TermWin_TotalWidth (), 2219 (unsigned int)this->width,
2087 (unsigned int)Height2Pixel (wlen - len + 1), 2220 (unsigned int)Height2Pixel (wlen - len + 1),
2088 0, Row2Pixel (len)); 2221 0, Row2Pixel (len));
2222 gcv.graphics_exposures = 0; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2223
2089 len = -1; 2224 len = -1;
2090 } 2225 }
2091 } 2226 }
2092 } 2227 }
2093#endif 2228#endif
2094 2229
2095 /* 2230 /*
2096 * E: main pass across every character 2231 * E: main pass across every character
2097 */ 2232 */
2098 for (row = 0; row < TermWin.nrow; row++) 2233 for (row = 0; row < nrow; row++)
2099 { 2234 {
2100 stp = screen.text[row + row_offset]; 2235 text_t *stp = ROW(view_start + row).t;
2101 srp = screen.rend[row + row_offset]; 2236 rend_t *srp = ROW(view_start + row).r;
2102 dtp = drawn_text[row]; 2237 text_t *dtp = drawn_buf[row].t;
2103 drp = drawn_rend[row]; 2238 rend_t *drp = drawn_buf[row].r;
2104 2239
2105 /* 2240 /*
2106 * E2: OK, now the real pass 2241 * E2: OK, now the real pass
2107 */ 2242 */
2108 int ypixel = (int)Row2Pixel (row); 2243 int ypixel = (int)Row2Pixel (row);
2109 2244
2110 for (col = 0; col < TermWin.ncol; col++) 2245 for (col = 0; col < ncol; col++)
2111 { 2246 {
2112 /* compare new text with old - if exactly the same then continue */ 2247 /* compare new text with old - if exactly the same then continue */
2113 if (stp[col] == dtp[col] /* Must match characters to skip. */ 2248 if (stp[col] == dtp[col] /* Must match characters to skip. */
2114 && (srp[col] == drp[col] /* Either rendition the same or */ 2249 && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */
2115 || (stp[col] == ' ' /* space w/ no background change */ 2250 || (stp[col] == ' ' /* space w/ no background change */
2116 && GET_BGATTR (srp[col]) == GET_BGATTR (drp[col])))) 2251 && GET_BGATTR (srp[col]) == GET_BGATTR (drp[col]))))
2117 continue; 2252 continue;
2118 2253
2119 // redraw one or more characters 2254 // redraw one or more characters
2120 2255
2121 // seek to the beginning if wide characters 2256 // seek to the beginning of wide characters
2122 while (stp[col] == NOCHAR && col > 0) 2257 while (ecb_unlikely (stp[col] == NOCHAR && col > 0))
2123 --col; 2258 --col;
2124 2259
2125 rend_t rend = srp[col]; /* screen rendition (target rendtion) */ 2260 rend_t rend = srp[col]; /* screen rendition (target rendition) */
2126 text_t *text = stp + col; 2261 text_t *text = stp + col;
2127 int count = 1; 2262 int count = 1;
2128 2263
2129 dtp[col] = stp[col]; 2264 dtp[col] = stp[col];
2130 drp[col] = rend; 2265 drp[col] = rend;
2131 2266
2132 int xpixel = Col2Pixel (col); 2267 int xpixel = Col2Pixel (col);
2133 2268
2134 // this loop looks very messy, it can probably be optimized
2135 // and cleaned a bit by you?
2136 for (i = 0; ++col < TermWin.ncol; ) 2269 for (i = 0; ++col < ncol; )
2137 { 2270 {
2138 if (stp[col] == NOCHAR) 2271 if (stp[col] == NOCHAR)
2139 { 2272 {
2140 dtp[col] = stp[col]; 2273 dtp[col] = stp[col];
2141 drp[col] = rend; 2274 drp[col] = srp[col];
2275
2142 count++; 2276 count++;
2143
2144 if (i) // only possible skip if char unchanged
2145 i++; 2277 i++;
2146 2278
2147 continue; 2279 continue;
2148 } 2280 }
2149 2281
2150 if (rend != srp[col]) 2282 if (!RS_SAME (rend, srp[col]))
2151 break; 2283 break;
2152 2284
2153 count++; 2285 count++;
2154 2286
2155 if (stp[col] != dtp[col] 2287 if (stp[col] != dtp[col]
2156 || srp[col] != drp[col]) 2288 || !RS_SAME (srp[col], drp[col]))
2157 { 2289 {
2158 if (must_clear && (i++ > (count / 2))) 2290 if (have_bg && (i++ > count / 2))
2159 break; 2291 break;
2160 2292
2161 dtp[col] = stp[col]; 2293 dtp[col] = stp[col];
2162 drp[col] = rend; 2294 drp[col] = rend;
2163 i = 0; 2295 i = 0;
2164 } 2296 }
2165 else if (must_clear || (stp[col] != ' ' && ++i >= 32)) 2297 else if (have_bg || (stp[col] != ' ' && ++i >= 16))
2166 break; 2298 break;
2167 } 2299 }
2168 2300
2169 col--; /* went one too far. move back */ 2301 col--; /* went one too far. move back */
2170 count -= i; /* dump any matching trailing chars */ 2302 count -= i; /* dump any matching trailing chars */
2303
2304 // sometimes we optimize away the trailing NOCHAR's, add them back
2305 while (ecb_unlikely (i && text[count] == NOCHAR))
2306 count++, i--;
2171 2307
2172 /* 2308 /*
2173 * Determine the attributes for the string 2309 * Determine the attributes for the string
2174 */ 2310 */
2175 int fid = GET_FONT (rend);
2176 int fore = GET_FGCOLOR (rend); // desired foreground 2311 int fore = fgcolor_of (rend); // desired foreground
2177 int back = GET_BGCOLOR (rend); // desired background 2312 int back = bgcolor_of (rend); // desired background
2178 2313
2179 rend = GET_ATTR (rend); 2314 // only do special processing if any attributes are set, which is unlikely
2180 2315 if (ecb_unlikely (rend & (RS_baseattrMask | RS_Careful | RS_Sel)))
2181 rvid = !!(rend & RS_RVid); 2316 {
2317 bool invert = rend & RS_RVid;
2182 2318
2183#ifndef NO_BOLD_UNDERLINE_REVERSE 2319#ifndef NO_BOLD_UNDERLINE_REVERSE
2184 if (rend & RS_Bold && fore == Color_fg) 2320 if (rend & RS_Bold && fore == Color_fg)
2185 { 2321 {
2186 if (ISSET_PIXCOLOR (Color_BD)) 2322 if (ISSET_PIXCOLOR (Color_BD))
2187 fore = Color_BD; 2323 fore = Color_BD;
2324# if !ENABLE_STYLES
2188 else 2325 else
2189 rvid = !rvid; 2326 invert = !invert;
2327# endif
2328 }
2329
2330 if (rend & RS_Italic && fore == Color_fg)
2331 {
2332 if (ISSET_PIXCOLOR (Color_IT))
2333 fore = Color_IT;
2334# if !ENABLE_STYLES
2335 else
2336 invert = !invert;
2337# endif
2338 }
2339
2340 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL))
2341 fore = Color_UL;
2342#endif
2343
2344#ifdef OPTION_HC
2345 if (rend & RS_Sel)
2346 {
2347 /* invert the column if no highlightColor is set or it is the
2348 * current cursor column */
2349 if (!(showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2350 && ISSET_PIXCOLOR (Color_HC))
2351 {
2352 if (ISSET_PIXCOLOR (Color_HTC))
2353 fore = Color_HTC;
2354 // if invert is 0 reverse video is set so we use bg color as fg color
2355 else if (!invert)
2356 fore = back;
2357
2358 back = Color_HC;
2359 invert = 0;
2360 }
2361 }
2362#endif
2363
2364 if (invert)
2365 {
2366 ::swap (fore, back);
2367
2368#ifndef NO_BOLD_UNDERLINE_REVERSE
2369 if (fore == back)
2370 {
2371 fore = Color_bg;
2372 back = Color_fg;
2373 }
2374#endif
2375 }
2376
2377#ifdef TEXT_BLINK
2378 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2379 {
2380 if (!text_blink_ev.is_active ())
2381 {
2382 text_blink_ev.again ();
2383 hidden_text = 0;
2384 }
2385 else if (hidden_text)
2386 fore = back;
2387 }
2388#endif
2389
2390#if ENABLE_STYLES
2391 // "careful" (too wide) character handling
2392
2393 // include previous careful character(s) if possible, looks nicer (best effort...)
2394 while (text > stp
2395 && srp[text - stp - 1] & RS_Careful
2396 && RS_SAME (rend, srp[text - stp - 1]))
2397 text--, count++, xpixel -= fwidth;
2398
2399 // force redraw after "careful" characters to avoid pixel droppings
2400 for (int i = 0; srp[col + i] & RS_Careful && col + i < ncol - 1; i++)
2401 drp[col + i + 1] = srp[col + i + 1] ^ RS_redraw;
2402
2403 // force redraw before "careful" characters to avoid pixel droppings
2404 for (int i = 0; srp[text - stp - i] & RS_Careful && text - i > stp; i++)
2405 drp[text - stp - i - 1] = srp[text - stp - i - 1] ^ RS_redraw;
2406#endif
2190 } 2407 }
2191
2192 if (rend & RS_Uline)
2193 if (ISSET_PIXCOLOR (Color_UL))
2194 fore = Color_UL;
2195#endif
2196
2197 if (rvid)
2198 {
2199 SWAP_IT (fore, back, int);
2200
2201#ifndef NO_BOLD_UNDERLINE_REVERSE
2202 if (ISSET_PIXCOLOR (Color_RV)
2203# ifndef NO_CURSORCOLOR
2204 && !ISSET_PIXCOLOR (Color_cursor)
2205# endif
2206 )
2207 back = Color_RV;
2208#endif
2209 }
2210
2211#ifdef TEXT_BLINK
2212 if (rend & RS_Blink && back == Color_bg)
2213 {
2214 if (!text_blink_ev.active)
2215 {
2216 text_blink_ev.start (NOW + TEXT_BLINK_INTERVAL);
2217 hidden_text = 0;
2218 }
2219 else if (hidden_text)
2220 fore = back;
2221 }
2222#endif
2223 2408
2224 /* 2409 /*
2225 * Actually do the drawing of the string here 2410 * Actually do the drawing of the string here
2226 */ 2411 */
2227 rxvt_font *font = (*TermWin.fontset)[fid]; 2412 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2228 2413
2229 if (back == fore) 2414 if (ecb_likely (have_bg && back == Color_bg))
2230 font->clear_rect (*TermWin.drawable, xpixel, ypixel,
2231 TermWin.fwidth * count, TermWin.fheight,
2232 back);
2233 else if (back == Color_bg)
2234 { 2415 {
2235 if (must_clear) 2416 // this is very ugly, maybe push it into ->draw?
2236 {
2237 CLEAR_CHARS (xpixel, ypixel, count);
2238 2417
2239 for (i = 0; i < count; i++) /* don't draw empty strings */ 2418 for (i = 0; i < count; i++) /* don't draw empty strings */
2240 if (text[i] != ' ') 2419 if (text[i] != ' ')
2241 { 2420 {
2242 font->draw (*TermWin.drawable, xpixel, ypixel, text, count, fore, -1); 2421 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_transparent);
2243 break; 2422 goto did_clear;
2244 }
2245 } 2423 }
2246 else 2424
2247 font->draw (*TermWin.drawable, xpixel, ypixel, text, count, fore, Color_bg); 2425 CLEAR_CHARS (xpixel, ypixel, count);
2426 did_clear: ;
2248 } 2427 }
2249 else 2428 else
2250 font->draw (*TermWin.drawable, xpixel, ypixel, text, count, fore, back); 2429 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2251 2430
2252 if ((rend & RS_Uline) && (font->descent > 1)) 2431 if (ecb_unlikely (rend & RS_Uline && font->descent > 1 && fore != back))
2253 XDrawLine (display->display, drawBuffer, TermWin.gc, 2432 {
2433#if ENABLE_FRILLS
2434 if (ISSET_PIXCOLOR (Color_underline))
2435 XSetForeground (dpy, gc, pix_colors[Color_underline]);
2436 else
2437#endif
2438 XSetForeground (dpy, gc, pix_colors[fore]);
2439
2440 XDrawLine (dpy, vt, gc,
2254 xpixel, ypixel + font->ascent + 1, 2441 xpixel, ypixel + font->ascent + 1,
2255 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1); 2442 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2443 }
2256 } /* for (col....) */ 2444 } /* for (col....) */
2257 } /* for (row....) */ 2445 } /* for (row....) */
2258 2446
2259 /* 2447 /*
2260 * G: cleanup cursor and display outline cursor if necessary 2448 * G: cleanup cursor and display outline cursor if necessary
2261 */ 2449 */
2262 if (showcursor) 2450 if (showcursor)
2263 { 2451 {
2264 if (TermWin.focus) 2452 if (focus)
2453 {
2454 if (option (Opt_cursorUnderline))
2455 *crp ^= RS_Uline;
2456 else
2265 { 2457 {
2266 srp = & (screen.rend[screen.cur.row + TermWin.saveLines]
2267 [screen.cur.col]);
2268 *srp ^= RS_RVid; 2458 *crp ^= RS_RVid;
2269#ifndef NO_CURSORCOLOR 2459#ifndef NO_CURSORCOLOR
2270 *srp = (*srp & ~ (RS_fgMask | RS_bgMask)) | cc1; 2460 *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1;
2271#endif 2461#endif
2462 }
2272 } 2463 }
2273 else if (oldcursor.row >= 0) 2464 else if (oldcursor.row >= 0)
2274 { 2465 {
2466 int cursorwidth = 1;
2467 int col = oldcursor.col;
2468
2469 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2470 col--;
2471
2472 while (col + cursorwidth < ncol
2473 && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)
2474 cursorwidth++;
2475
2275#ifndef NO_CURSORCOLOR 2476#ifndef NO_CURSORCOLOR
2276 if (ISSET_PIXCOLOR (Color_cursor)) 2477 if (ISSET_PIXCOLOR (Color_cursor))
2277 XSetForeground (display->display, TermWin.gc, PixColors[Color_cursor]); 2478 XSetForeground (dpy, gc, pix_colors[Color_cursor]);
2479 else
2278#endif 2480#endif
2279 int cursorwidth = 1; 2481 XSetForeground (dpy, gc, pix_colors[ccol1]);
2280 while (oldcursor.col + cursorwidth < TermWin.ncol
2281 && drawn_text[oldcursor.row][oldcursor.col + cursorwidth] == NOCHAR)
2282 cursorwidth++;
2283 2482
2284 XDrawRectangle (display->display, drawBuffer, TermWin.gc, 2483 XDrawRectangle (dpy, vt, gc,
2285 Col2Pixel (oldcursor.col), 2484 Col2Pixel (col),
2286 Row2Pixel (oldcursor.row), 2485 Row2Pixel (oldcursor.row),
2287 (unsigned int) (Width2Pixel (cursorwidth) - 1), 2486 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2288 (unsigned int) (Height2Pixel (1) - TermWin.lineSpace - 1)); 2487 (unsigned int) (Height2Pixel (1) - 1));
2289 } 2488 }
2290 } 2489 }
2291 2490
2292 /* 2491 /*
2293 * H: cleanup selection 2492 * H: cleanup selection
2294 */ 2493 */
2494#if ENABLE_OVERLAY
2495 scr_swap_overlay ();
2496#endif
2497 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2498
2295 scr_reverse_selection (); 2499 scr_reverse_selection ();
2296 2500
2297 /* 2501 screen.flags = old_screen_flags;
2298 * I: other general cleanup
2299 */
2300 if (clearfirst && TermWin.int_bwidth)
2301 /*
2302 * clear the whole screen height, note that width == 0 is treated
2303 * specially by XClearArea
2304 */
2305 XClearArea (display->display, TermWin.vt, 0, 0,
2306 (unsigned int)TermWin.int_bwidth,
2307 (unsigned int)TermWin_TotalHeight (), False);
2308
2309 if (clearlast && TermWin.int_bwidth)
2310 /*
2311 * clear the whole screen height, note that width == 0 is treated
2312 * specially by XClearArea
2313 */
2314 XClearArea (display->display, TermWin.vt,
2315 TermWin.width + TermWin.int_bwidth, 0,
2316 (unsigned int)TermWin.int_bwidth,
2317 (unsigned int)TermWin_TotalHeight (), False);
2318
2319 if (refresh_type & SMOOTH_REFRESH)
2320 XSync (display->display, False);
2321
2322 num_scr = 0; 2502 num_scr = 0;
2323 num_scr_allow = 1; 2503 num_scr_allow = 1;
2324 want_refresh = 0; /* screen is current */
2325} 2504}
2326 2505
2327void 2506void ecb_cold
2328rxvt_term::scr_remap_chars (text_t *tp, rend_t *rp) 2507rxvt_term::scr_remap_chars (line_t &l) NOTHROW
2329{ 2508{
2330 if (!rp || !tp) 2509 if (!l.valid ())
2331 return; 2510 return;
2332 2511
2333 for (int i = TermWin.ncol; i; i--, rp++, tp++) 2512 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2334 *rp = SET_FONT (*rp, TermWin.fontset->find_font (*tp));
2335}
2336 2513
2337void 2514 for (int i = ncol; i--; )
2515 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2516}
2517
2518void ecb_cold
2338rxvt_term::scr_remap_chars () 2519rxvt_term::scr_remap_chars () NOTHROW
2339{ 2520{
2340 for (int i = TermWin.nrow + TermWin.saveLines; i--; ) 2521 for (int i = total_rows; i--; )
2341 scr_remap_chars (screen.text[i], screen.rend[i]); 2522 scr_remap_chars (row_buf [i]);
2342 2523
2343 for (int i = TermWin.nrow; i--; ) 2524 for (int i = nrow; i--; )
2344 {
2345 scr_remap_chars (drawn_text[i], drawn_rend[i]);
2346 scr_remap_chars (swap.text[i], swap.rend[i]);
2347 } 2525 {
2526 scr_remap_chars (drawn_buf [i]);
2527 scr_remap_chars (swap_buf [i]);
2528 }
2348} 2529}
2349 2530
2531void ecb_cold
2532rxvt_term::scr_recolour (bool refresh) NOTHROW
2533{
2534 bool transparent = false;
2535
2536#ifdef HAVE_BG_PIXMAP
2537 if (bg_img != 0)
2538 {
2539# if ENABLE_TRANSPARENCY
2540 if (bg_flags & BG_IS_TRANSPARENT)
2541 {
2542 XSetWindowBackgroundPixmap (dpy, parent, bg_img->pm);
2543 XSetWindowBackgroundPixmap (dpy, vt, ParentRelative);
2544
2545 transparent = true;
2546 }
2547 else
2548# endif
2549 {
2550 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2551 XSetWindowBackgroundPixmap (dpy, vt, bg_img->pm);
2552 }
2553 }
2554 else
2555#endif
2556 {
2557 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2558 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2559 }
2560
2561 XClearWindow (dpy, parent);
2562
2563 if (scrollBar.win)
2564 {
2565 if (transparent)
2566 XSetWindowBackgroundPixmap (dpy, scrollBar.win, ParentRelative);
2567 else
2568 XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]);
2569 scrollBar.state = SB_STATE_IDLE;
2570 scrollBar.show (0);
2571 }
2572
2573 if (refresh)
2574 {
2575 scr_clear ();
2576 scr_touch (true);
2577 }
2578 want_refresh = 1;
2579}
2580
2350/* ------------------------------------------------------------------------- */ 2581/* ------------------------------------------------------------------------- */
2351void 2582void
2352rxvt_term::scr_clear (bool really) 2583rxvt_term::scr_clear (bool really) NOTHROW
2353{ 2584{
2354 if (!TermWin.mapped) 2585 if (!mapped)
2355 return; 2586 return;
2356 2587
2357 num_scr_allow = 0; 2588 num_scr_allow = 0;
2358 want_refresh = 1; 2589 want_refresh = 1;
2359 2590
2360#ifdef TRANSPARENT 2591 if (really)
2361 if ((Options & Opt_transparent) && (am_pixmap_trans == 0)) 2592 XClearWindow (dpy, vt);
2593}
2594
2595void
2596rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW
2597{
2598 int view_end = view_start + nrow;
2599 int row, col;
2600
2601 for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)
2602 {
2603 text_t *stp = ROW(row).t;
2604 rend_t *srp = ROW(row).r;
2605
2606 for (col = beg_col; col < end_col; col++)
2607 srp[col] ^= rstyle1;
2608
2609 while (col-- > beg_col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
2610 srp[col] ^= rstyle2;
2611
2612 if (++col < end_col)
2613 srp[col] ^= rstyle2;
2362 { 2614 }
2363 int i; 2615}
2364 2616
2365 if (! (Options & Opt_transparent_all)) 2617void
2618rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW
2619{
2620 int view_end = view_start + nrow;
2621 int row, col;
2622
2623 if (beg_row >= view_start)
2624 {
2625 col = beg_col;
2626 row = beg_row;
2627 }
2628 else
2629 {
2366 i = 0; 2630 col = 0;
2631 row = view_start;
2632 }
2633
2634 for (; row < min (end_row, view_end); row++, col = 0)
2635 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2636 srp[col] ^= rstyle;
2637
2638 if (row == end_row)
2639 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2640 srp[col] ^= rstyle;
2641}
2642
2643/* ------------------------------------------------------------------------- */
2644void ecb_hot
2645rxvt_term::scr_reverse_selection () NOTHROW
2646{
2647 if (selection.op
2648 && current_screen == selection.screen
2649 && selection.end.row >= view_start)
2650 {
2651#if !ENABLE_MINIMAL
2652 if (selection.rect)
2653 scr_xor_rect (selection.beg.row, selection.beg.col,
2654 selection.end.row, selection.end.col,
2655 RS_Sel | RS_RVid, RS_Sel | RS_RVid | RS_Uline);
2367 else 2656 else
2368 i = (int) (sizeof (TermWin.parent) / sizeof (Window));
2369
2370 while (i--)
2371 if (TermWin.parent[i] != None)
2372 XClearWindow (display->display, TermWin.parent[i]);
2373 }
2374#endif 2657#endif
2375 2658 scr_xor_span (selection.beg.row, selection.beg.col,
2376 if (really) 2659 selection.end.row, selection.end.col,
2377 XClearWindow (display->display, TermWin.vt); 2660 RS_Sel | RS_RVid);
2378}
2379
2380/* ------------------------------------------------------------------------- */
2381void
2382rxvt_term::scr_reverse_selection ()
2383{
2384 if (selection.op && current_screen == selection.screen)
2385 {
2386 int end_row = TermWin.saveLines - TermWin.view_start;
2387 int i = selection.beg.row + TermWin.saveLines;
2388 int col, row = selection.end.row + TermWin.saveLines;
2389 rend_t *srp;
2390
2391 if (i >= end_row)
2392 col = selection.beg.col;
2393 else
2394 {
2395 col = 0;
2396 i = end_row;
2397 }
2398
2399 end_row += TermWin.nrow;
2400 for (; i < row && i < end_row; i++, col = 0)
2401 for (srp = screen.rend[i]; col < TermWin.ncol; col++)
2402 srp[col] ^= RS_RVid;
2403
2404 if (i == row && i < end_row)
2405 for (srp = screen.rend[i]; col < selection.end.col; col++)
2406 srp[col] ^= RS_RVid;
2407 } 2661 }
2408} 2662}
2409 2663
2410/* ------------------------------------------------------------------------- */ 2664/* ------------------------------------------------------------------------- */
2411/* 2665/*
2412 * Dump the whole scrollback and screen to the passed filedescriptor. The 2666 * Dump the whole scrollback and screen to the passed filedescriptor. The
2413 * invoking routine must close the fd. 2667 * invoking routine must close the fd.
2414 */ 2668 */
2415#if 0 2669#if 0
2416void 2670void
2417rxvt_term::scr_dump (int fd) 2671rxvt_term::scr_dump (int fd) NOTHROW
2418{ 2672{
2419 int row, wrote; 2673 // if this method is needed, it can be implemented by factoring the
2420 unsigned int width, towrite; 2674 // relevant code in scr_printscreen
2421 char r1[] = "\n";
2422
2423 for (row = TermWin.saveLines - TermWin.nscrolled;
2424 row < TermWin.saveLines + TermWin.nrow - 1; row++)
2425 {
2426 width = screen.tlen[row] >= 0 ? screen.tlen[row]
2427 : TermWin.ncol;
2428 for (towrite = width; towrite; towrite -= wrote)
2429 {
2430 wrote = write (fd, & (screen.text[row][width - towrite]),
2431 towrite);
2432 if (wrote < 0)
2433 return; /* XXX: death, no report */
2434 }
2435 if (screen.tlen[row] >= 0)
2436 if (write (fd, r1, 1) <= 0)
2437 return; /* XXX: death, no report */
2438 }
2439} 2675}
2440#endif 2676#endif
2441 2677
2442/* ------------------------------------------------------------------------- * 2678/* ------------------------------------------------------------------------- *
2443 * CHARACTER SELECTION * 2679 * CHARACTER SELECTION *
2444 * ------------------------------------------------------------------------- */ 2680 * ------------------------------------------------------------------------- */
2445
2446/*
2447 * -TermWin.nscrolled <= (selection row) <= TermWin.nrow - 1
2448 */
2449void 2681void
2450rxvt_term::selection_check (int check_more) 2682rxvt_term::selection_check (int check_more) NOTHROW
2451{ 2683{
2452 row_col_t pos;
2453
2454 if (!selection.op) 2684 if (!selection.op)
2455 return; 2685 return;
2456 2686
2457 pos.row = pos.col = 0; 2687 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2458 if ((selection.beg.row < - (int32_t)TermWin.nscrolled) 2688 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2459 || (selection.beg.row >= TermWin.nrow) 2689 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2460 || (selection.mark.row < - (int32_t)TermWin.nscrolled)
2461 || (selection.mark.row >= TermWin.nrow)
2462 || (selection.end.row < - (int32_t)TermWin.nscrolled)
2463 || (selection.end.row >= TermWin.nrow)
2464 || (check_more == 1 2690 || (check_more == 1
2465 && current_screen == selection.screen 2691 && current_screen == selection.screen
2466 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 2692 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2467 && ROWCOL_IS_BEFORE (screen.cur, selection.end)) 2693 && ROWCOL_IS_BEFORE (screen.cur, selection.end)))
2468 || (check_more == 2
2469 && ROWCOL_IS_BEFORE (selection.beg, pos)
2470 && ROWCOL_IS_AFTER (selection.end, pos))
2471 || (check_more == 3
2472 && ROWCOL_IS_AFTER (selection.end, pos))
2473 || (check_more == 4 /* screen width change */
2474 && (selection.beg.row != selection.end.row
2475 || selection.end.col > TermWin.ncol)))
2476 CLEAR_SELECTION (); 2694 CLEAR_ALL_SELECTION ();
2477} 2695}
2478 2696
2479/* ------------------------------------------------------------------------- */ 2697/* ------------------------------------------------------------------------- */
2480/* 2698/*
2481 * Paste a selection direct to the command fd 2699 * Paste a selection direct to the command fd
2482 */ 2700 */
2483void 2701void
2484rxvt_term::paste (const unsigned char *data, unsigned int len) 2702rxvt_term::tt_paste (char *data, unsigned int len) NOTHROW
2485{ 2703{
2486 unsigned int i, j, n;
2487 unsigned char *ds = (unsigned char *)rxvt_malloc (PROP_SIZE);
2488
2489#if 0
2490 /* a paste should act like the user is typing, so check scrollTtyKeypress */
2491 ZERO_SCROLLBACK (r);
2492#endif
2493
2494 /* convert normal newline chars into common keyboard Return key sequence */ 2704 /* convert normal newline chars into common keyboard Return key sequence */
2495 for (i = 0; i < len; i += PROP_SIZE) 2705 for (unsigned int i = 0; i < len; i++)
2496 { 2706 if (data[i] == C0_LF)
2497 n = min (len - i, PROP_SIZE); 2707 data[i] = C0_CR;
2498 MEMCPY (ds, data + i, n);
2499 2708
2500 for (j = 0; j < n; j++) 2709 if (priv_modes & PrivMode_BracketPaste)
2501 if (ds[j] == '\n') 2710 tt_printf ("\x1b[200~");
2502 ds[j] = '\r';
2503 2711
2504 tt_write (ds, (int)n); 2712 tt_write (data, len);
2505 }
2506 2713
2507 free (ds); 2714 if (priv_modes & PrivMode_BracketPaste)
2715 tt_printf ("\x1b[201~");
2508} 2716}
2509 2717
2510/* ------------------------------------------------------------------------- */
2511/*
2512 * Respond to a notification that a primary selection has been sent
2513 * EXT: SelectionNotify
2514 */
2515int
2516rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop)
2517{
2518 long nread = 0;
2519 unsigned long bytes_after;
2520 XTextProperty ct;
2521
2522 D_SELECT ((stderr, "rxvt_selection_paste (%08lx, %lu, %d), wait=%2x", win, (unsigned long)prop, (int)delete_prop, selection_wait));
2523
2524 if (prop == None) /* check for failed XConvertSelection */
2525 {
2526 if ((selection_type & Sel_CompoundText))
2527 {
2528 int selnum = selection_type & Sel_whereMask;
2529
2530 selection_type = 0;
2531 if (selnum != Sel_direct)
2532 selection_request_other (XA_STRING, selnum);
2533 }
2534
2535 if ((selection_type & Sel_UTF8String))
2536 {
2537 int selnum = selection_type & Sel_whereMask;
2538
2539 selection_type = Sel_CompoundText;
2540 if (selnum != Sel_direct)
2541 selection_request_other (xa[XA_COMPOUND_TEXT], selnum);
2542 else
2543 selection_type = 0;
2544 }
2545
2546 return 0;
2547 }
2548
2549 for (;;)
2550 {
2551 if (XGetWindowProperty (display->display, win, prop, (long) (nread / 4),
2552 (long) (PROP_SIZE / 4), delete_prop,
2553 AnyPropertyType, &ct.encoding, &ct.format,
2554 &ct.nitems, &bytes_after,
2555 &ct.value) != Success)
2556 break;
2557
2558 if (ct.encoding == 0)
2559 {
2560 D_SELECT ((stderr, "rxvt_selection_paste: property didn't exist!"));
2561 break;
2562 }
2563
2564 if (ct.value == NULL)
2565 {
2566 D_SELECT ((stderr, "rxvt_selection_paste: property shooting blanks!"));
2567 continue;
2568 }
2569
2570 if (ct.nitems == 0)
2571 {
2572 D_SELECT ((stderr, "rxvt_selection_paste: property empty - also INCR end"));
2573
2574 if (selection_wait == Sel_normal && nread == 0
2575 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion
2576 {
2577 /*
2578 * pass through again trying CUT_BUFFER0 if we've come from
2579 * XConvertSelection () but nothing was presented
2580 */
2581 D_SELECT ((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2582 selection_paste (display->root, XA_CUT_BUFFER0, False);
2583 }
2584
2585 nread = -1; /* discount any previous stuff */
2586 break;
2587 }
2588
2589 nread += ct.nitems;
2590
2591 char **cl;
2592 int cr;
2593 if (XmbTextPropertyToTextList (display->display, &ct, &cl,
2594 &cr) >= 0 && cl)
2595 {
2596 for (int i = 0; i < cr; i++)
2597 paste ((unsigned char *)cl[i], STRLEN (cl[i]));
2598
2599 XFreeStringList (cl);
2600 }
2601 else
2602 paste (ct.value, ct.nitems);
2603
2604 if (bytes_after == 0)
2605 break;
2606
2607 XFree (ct.value);
2608 }
2609
2610 if (ct.value)
2611 XFree (ct.value);
2612
2613 if (selection_wait == Sel_normal)
2614 selection_wait = Sel_none;
2615
2616 D_SELECT ((stderr, "rxvt_selection_paste: bytes written: %ld", nread));
2617 return (int)nread;
2618}
2619
2620void 2718void
2621rxvt_term::incr_cb (time_watcher &w) 2719rxvt_term::paste (char *data, unsigned int len) NOTHROW
2622{ 2720{
2623 selection_wait = Sel_none; 2721 if (HOOK_INVOKE ((this, HOOK_TT_PASTE, DT_STR_LEN, data, len, DT_END)))
2624
2625 rxvt_print_error ("data loss: timeout on INCR selection paste");
2626}
2627
2628/*
2629 * INCR support originally provided by Paul Sheer <psheer@obsidian.co.za>
2630 */
2631void
2632rxvt_term::selection_property (Window win, Atom prop)
2633{
2634 int reget_time = 0;
2635
2636 if (prop == None)
2637 return; 2722 return;
2638 2723
2639 D_SELECT ((stderr, "rxvt_selection_property (%08lx, %lu)", win, (unsigned long)prop)); 2724 tt_paste (data, len);
2640 if (selection_wait == Sel_normal)
2641 {
2642 int a, afmt;
2643 Atom atype;
2644 unsigned long bytes_after, nitems;
2645 unsigned char *s = NULL;
2646
2647 a = XGetWindowProperty (display->display, win, prop, 0L, 1L, False,
2648 xa[XA_INCR], &atype, &afmt, &nitems,
2649 &bytes_after, &s);
2650 if (s)
2651 XFree (s);
2652 if (a != Success)
2653 return;
2654
2655#ifndef __CYGWIN32__
2656 if (atype == xa[XA_INCR])
2657 { /* start an INCR transfer */
2658 D_SELECT ((stderr, "rxvt_selection_property: INCR: starting transfer"));
2659 XDeleteProperty (display->display, win, prop);
2660 XFlush (display->display);
2661 reget_time = 1;
2662 selection_wait = Sel_incr;
2663 }
2664#endif
2665
2666 }
2667 else if (selection_wait == Sel_incr)
2668 {
2669 reget_time = 1;
2670
2671 if (selection_paste (win, prop, True) == -1)
2672 {
2673 D_SELECT ((stderr, "rxvt_selection_property: INCR: clean end"));
2674 selection_wait = Sel_none;
2675 incr_ev.stop ();
2676 }
2677 }
2678 if (reget_time) /* received more data so reget time */
2679 incr_ev.start (NOW + 10);
2680} 2725}
2681 2726
2682/* ------------------------------------------------------------------------- */ 2727/* ------------------------------------------------------------------------- */
2683/* 2728/*
2684 * Request the current selection: 2729 * Request PRIMARY, SECONDARY or CLIPBOARD selection.
2685 * Order: > internal selection if available 2730 * if the requested selection has no owner or is empty CUT_BUFFER0 is used
2686 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2731 * as fallback
2687 * > CUT_BUFFER0
2688 * (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2689 * will auto fallback to CUT_BUFFER0
2690 * EXT: button 2 release 2732 * EXT: button 2 release
2691 */ 2733 */
2692void 2734void
2693rxvt_term::selection_request (Time tm, int x, int y) 2735rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2694{ 2736{
2695 D_SELECT ((stderr, "rxvt_selection_request (%lu, %d, %d)", tm, x, y));
2696
2697 if (x < 0 || x >= TermWin.width || y < 0 || y >= TermWin.height)
2698 return; /* outside window */
2699
2700 if (selection.text) 2737 if (!selection_req)
2701 { /* internal selection */
2702 D_SELECT ((stderr, "rxvt_selection_request: pasting internal"));
2703 char *str = rxvt_wcstombs (selection.text, selection.len);
2704 paste ((unsigned char *)str, strlen (str));
2705 free (str);
2706 return;
2707 } 2738 {
2708 else 2739 selection_req = new rxvt_selection (display, selnum, tm, vt, xa[XA_VT_SELECTION], this);
2740 selection_req->run ();
2709 { 2741 }
2710 int i;
2711
2712 selection_request_time = tm;
2713 selection_wait = Sel_normal;
2714 for (i = Sel_Primary; i <= Sel_Clipboard; i++)
2715 {
2716#if X_HAVE_UTF8_STRING
2717 selection_type = Sel_UTF8String;
2718 if (selection_request_other (xa[XA_UTF8_STRING], i))
2719 return;
2720#else
2721 selection_type = Sel_CompoundText;
2722 if (selection_request_other (xa[XA_COMPOUND_TEXT], i))
2723 return;
2724#endif
2725
2726 }
2727 }
2728
2729 selection_wait = Sel_none; /* don't loop in rxvt_selection_paste () */
2730 D_SELECT ((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2731 selection_paste (display->root, XA_CUT_BUFFER0, False);
2732}
2733
2734int
2735rxvt_term::selection_request_other (Atom target, int selnum)
2736{
2737 Atom sel;
2738#ifdef DEBUG_SELECT
2739 char *debug_xa_names[] = { "PRIMARY", "SECONDARY", "CLIPBOARD" };
2740#endif
2741
2742 selection_type |= selnum;
2743
2744 if (selnum == Sel_Primary)
2745 sel = XA_PRIMARY;
2746 else if (selnum == Sel_Secondary)
2747 sel = XA_SECONDARY;
2748 else
2749 sel = xa[XA_CLIPBOARD];
2750
2751 if (XGetSelectionOwner (display->display, sel) != None)
2752 {
2753 D_SELECT ((stderr, "rxvt_selection_request_other: pasting %s", debug_xa_names[selnum]));
2754 XConvertSelection (display->display, sel, target, xa[XA_VT_SELECTION],
2755 TermWin.vt, selection_request_time);
2756 return 1;
2757 }
2758
2759 return 0;
2760} 2742}
2761 2743
2762/* ------------------------------------------------------------------------- */ 2744/* ------------------------------------------------------------------------- */
2763/* 2745/*
2764 * Clear all selected text 2746 * Clear all selected text
2765 * EXT: SelectionClear 2747 * EXT: SelectionClear
2766 */ 2748 */
2767void 2749void
2768rxvt_term::selection_clear () 2750rxvt_term::selection_clear (bool clipboard) NOTHROW
2769{ 2751{
2770 D_SELECT ((stderr, "rxvt_selection_clear ()")); 2752 if (!clipboard)
2771 2753 {
2772 want_refresh = 1; 2754 want_refresh = 1;
2773 free (selection.text); 2755 free (selection.text);
2774 selection.text = NULL; 2756 selection.text = NULL;
2775 selection.len = 0; 2757 selection.len = 0;
2776 CLEAR_SELECTION (); 2758 CLEAR_SELECTION ();
2759
2760 if (display->selection_owner == this)
2761 display->selection_owner = 0;
2762 }
2763 else
2764 {
2765 free (selection.clip_text);
2766 selection.clip_text = NULL;
2767 selection.clip_len = 0;
2768
2769 if (display->clipboard_owner == this)
2770 display->clipboard_owner = 0;
2771 }
2777} 2772}
2778 2773
2779/* ------------------------------------------------------------------------- */ 2774/* ------------------------------------------------------------------------- */
2780/* 2775/*
2781 * Copy a selection into the cut buffer 2776 * Copy a selection into the cut buffer
2782 * EXT: button 1 or 3 release 2777 * EXT: button 1 or 3 release
2783 */ 2778 */
2784void 2779void
2785rxvt_term::selection_make (Time tm) 2780rxvt_term::selection_make (Time tm)
2786{ 2781{
2787 int i, col, end_col, row, end_row; 2782 int size;
2788 wchar_t *new_selection_text; 2783 wchar_t *new_selection_text;
2789 text_t *t; 2784 text_t *t;
2790 2785
2791 D_SELECT ((stderr, "rxvt_selection_make (): selection.op=%d, selection.clicks=%d", selection.op, selection.clicks));
2792 switch (selection.op) 2786 switch (selection.op)
2793 { 2787 {
2794 case SELECTION_CONT: 2788 case SELECTION_CONT:
2795 break; 2789 break;
2796 case SELECTION_INIT: 2790 case SELECTION_INIT:
… …
2806 selection.op = SELECTION_DONE; 2800 selection.op = SELECTION_DONE;
2807 2801
2808 if (selection.clicks == 4) 2802 if (selection.clicks == 4)
2809 return; /* nothing selected, go away */ 2803 return; /* nothing selected, go away */
2810 2804
2805 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
2806 return;
2807
2811 i = (selection.end.row - selection.beg.row + 1) * (TermWin.ncol + 1); 2808 size = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2812 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t)); 2809 new_selection_text = (wchar_t *)rxvt_malloc ((size + 4) * sizeof (wchar_t));
2813 2810
2814 col = selection.beg.col;
2815 MAX_IT (col, 0);
2816 row = selection.beg.row + TermWin.saveLines;
2817 end_row = selection.end.row + TermWin.saveLines;
2818 int ofs = 0; 2811 int ofs = 0;
2819 int extra = 0; 2812 int extra = 0;
2820 2813
2814 int col = selection.beg.col;
2815 int row = selection.beg.row;
2816
2817 int end_col;
2818
2821 for (; row <= end_row; row++, col = 0) 2819 for (; row <= selection.end.row; row++, col = 0)
2822 { 2820 {
2823 t = &(screen.text[row][col]); 2821#if !ENABLE_MINIMAL
2824 2822 if (selection.rect)
2825 end_col = screen.tlen[row]; 2823 {
2826 2824 col = selection.beg.col;
2827 if (end_col == -1)
2828 end_col = TermWin.ncol; 2825 end_col = selection.end.col;
2826 }
2827 else
2828#endif
2829 end_col = ROW(row).l;
2829 2830
2831 col = max (col, 0);
2832
2830 if (row == end_row) 2833 if (row == selection.end.row)
2831 MIN_IT (end_col, selection.end.col); 2834 min_it (end_col, selection.end.col);
2835
2836 t = ROW(row).t + col;
2832 2837
2833 for (; col < end_col; col++) 2838 for (; col < end_col; col++)
2834 { 2839 {
2835 if (*t == NOCHAR) 2840 if (*t == NOCHAR)
2836 t++; 2841 t++;
… …
2841 2846
2842 extra -= (len - 1); 2847 extra -= (len - 1);
2843 2848
2844 if (extra < 0) 2849 if (extra < 0)
2845 { 2850 {
2846 extra += i; 2851 extra += size;
2847 i += i; 2852 size += size;
2848 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (i + 4) * sizeof (wchar_t)); 2853 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (size + 4) * sizeof (wchar_t));
2849 } 2854 }
2850 2855
2851 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs); 2856 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
2852 } 2857 }
2853#endif 2858#endif
2854 else 2859 else
2855 new_selection_text[ofs++] = *t++; 2860 new_selection_text[ofs++] = *t++;
2856 } 2861 }
2857 2862
2858 if (screen.tlen[row] != -1 && row != end_row) 2863#if !ENABLE_MINIMAL
2864 if (selection.rect)
2865 {
2866 while (ofs
2867 && new_selection_text[ofs - 1] != C0_LF
2868 && unicode::is_space (new_selection_text[ofs - 1]))
2869 --ofs;
2870
2859 new_selection_text[ofs++] = L'\n'; 2871 new_selection_text[ofs++] = C0_LF;
2860 } 2872 }
2861 2873 else
2862#ifndef NO_OLD_SELECTION 2874#endif
2863 if (selection_style == OLD_SELECT) 2875 if (!ROW(row).is_longer ()
2864 if (end_col == TermWin.ncol) 2876 && (row != selection.end.row || end_col != selection.end.col)
2877 && (row != selection.beg.row || selection.beg.col < ncol))
2865 new_selection_text[ofs++] = L'\n'; 2878 new_selection_text[ofs++] = C0_LF;
2866#endif 2879 }
2867#ifndef NO_NEW_SELECTION 2880
2868 if (selection_style != OLD_SELECT)
2869 if (end_col != selection.end.col)
2870 new_selection_text[ofs++] = L'\n';
2871#endif
2872 new_selection_text[ofs] = 0; 2881 new_selection_text[ofs] = 0;
2873 2882
2874 if (ofs == 0) 2883 if (ofs == 0)
2875 { 2884 {
2876 free (new_selection_text); 2885 free (new_selection_text);
… …
2881 2890
2882 // we usually allocate much more than necessary, so realloc it smaller again 2891 // we usually allocate much more than necessary, so realloc it smaller again
2883 selection.len = ofs; 2892 selection.len = ofs;
2884 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t)); 2893 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t));
2885 2894
2886 XSetSelectionOwner (display->display, XA_PRIMARY, TermWin.vt, tm); 2895 if (HOOK_INVOKE ((this, HOOK_SEL_GRAB, DT_LONG, (long)tm, DT_END)))
2887 if (XGetSelectionOwner (display->display, XA_PRIMARY) == TermWin.vt) 2896 return;
2888 display->set_selection_owner (this); 2897
2898 selection_grab (tm);
2899}
2900
2901bool
2902rxvt_term::selection_grab (Time tm, bool clipboard) NOTHROW
2903{
2904 Atom sel;
2905
2906 if (!clipboard)
2907 {
2908 selection_time = tm;
2909 sel = XA_PRIMARY;
2910 }
2889 else 2911 else
2890 rxvt_print_error ("can't get primary selection"); 2912 {
2913 clipboard_time = tm;
2914 sel = xa[XA_CLIPBOARD];
2915 }
2916
2917 XSetSelectionOwner (dpy, sel, vt, tm);
2918 if (XGetSelectionOwner (dpy, sel) == vt)
2919 {
2920 display->set_selection_owner (this, clipboard);
2921 return true;
2922 }
2923 else
2924 {
2925 selection_clear (clipboard);
2926 return false;
2927 }
2891 2928
2892#if 0 2929#if 0
2893 XTextProperty ct; 2930 XTextProperty ct;
2894 2931
2895 if (XwcTextListToTextProperty (display->display, &selection.text, 1, XStringStyle, &ct) >= 0) 2932 if (XwcTextListToTextProperty (dpy, &selection.text, 1, XStringStyle, &ct) >= 0)
2896 { 2933 {
2897 XChangeProperty (display->display, display->root, XA_CUT_BUFFER0, XA_STRING, 8, 2934 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
2898 PropModeReplace, ct.value, ct.nitems);
2899 XFree (ct.value); 2935 XFree (ct.value);
2900 } 2936 }
2901#endif 2937#endif
2902
2903 selection_time = tm;
2904 D_SELECT ((stderr, "rxvt_selection_make (): selection.len=%d", selection.len));
2905} 2938}
2906 2939
2907/* ------------------------------------------------------------------------- */ 2940/* ------------------------------------------------------------------------- */
2908/* 2941/*
2909 * Mark or select text based upon number of clicks: 1, 2, or 3 2942 * Mark or select text based upon number of clicks: 1, 2, or 3
2910 * EXT: button 1 press 2943 * EXT: button 1 press
2911 */ 2944 */
2912void 2945void ecb_cold
2913rxvt_term::selection_click (int clicks, int x, int y) 2946rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
2914{ 2947{
2915 D_SELECT ((stderr, "rxvt_selection_click (%d, %d, %d)", clicks, x, y));
2916
2917 clicks = ((clicks - 1) % 3) + 1; 2948 clicks = ((clicks - 1) % 3) + 1;
2918 selection.clicks = clicks; /* save clicks so extend will work */ 2949 selection.clicks = clicks; /* save clicks so extend will work */
2919 2950
2951 if (clicks == 2 && !selection.rect
2952 && HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
2953 {
2954 MEvent.clicks = 1; // what a mess
2955 selection.screen = current_screen;
2956 selection.op = SELECTION_CONT;
2957 return;
2958 }
2959
2920 selection_start_colrow (Pixel2Col (x), Pixel2Row (y)); 2960 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
2921 2961
2922 if (clicks == 2 || clicks == 3) 2962 if (clicks == 2 || clicks == 3)
2923 selection_extend_colrow (selection.mark.col, 2963 selection_extend_colrow (selection.mark.col,
2924 selection.mark.row + TermWin.view_start, 2964 selection.mark.row - view_start,
2925 0, /* button 3 */ 2965 0, /* button 3 */
2926 1, /* button press */ 2966 1, /* button press */
2927 0); /* click change */ 2967 0); /* click change */
2928} 2968}
2929 2969
2930/* ------------------------------------------------------------------------- */ 2970/* ------------------------------------------------------------------------- */
2931/* 2971/*
2932 * Mark a selection at the specified col/row 2972 * Mark a selection at the specified col/row
2933 */ 2973 */
2934void 2974void ecb_cold
2935rxvt_term::selection_start_colrow (int col, int row) 2975rxvt_term::selection_start_colrow (int col, int row) NOTHROW
2936{ 2976{
2937 want_refresh = 1; 2977 want_refresh = 1;
2978
2979 selection.mark.row = row + view_start;
2938 selection.mark.col = col; 2980 selection.mark.col = col;
2939 selection.mark.row = row - TermWin.view_start; 2981
2940 MAX_IT (selection.mark.row, - (int32_t)TermWin.nscrolled); 2982 selection.mark.row = clamp (selection.mark.row, top_row, nrow - 1);
2941 MIN_IT (selection.mark.row, (int32_t)TermWin.nrow - 1); 2983 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);
2984
2942 MAX_IT (selection.mark.col, 0); 2985 while (selection.mark.col > 0
2943 MIN_IT (selection.mark.col, (int32_t)TermWin.ncol - 1); 2986 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
2987 --selection.mark.col;
2944 2988
2945 if (selection.op) 2989 if (selection.op)
2990 {
2946 { /* clear the old selection */ 2991 /* clear the old selection */
2947 selection.beg.row = selection.end.row = selection.mark.row; 2992 selection.beg.row = selection.end.row = selection.mark.row;
2948 selection.beg.col = selection.end.col = selection.mark.col; 2993 selection.beg.col = selection.end.col = selection.mark.col;
2949 } 2994 }
2995
2950 selection.op = SELECTION_INIT; 2996 selection.op = SELECTION_INIT;
2951 selection.screen = current_screen; 2997 selection.screen = current_screen;
2952} 2998}
2953 2999
2954/* ------------------------------------------------------------------------- */ 3000/* ------------------------------------------------------------------------- */
… …
2956 * Word select: select text for 2 clicks 3002 * Word select: select text for 2 clicks
2957 * We now only find out the boundary in one direction 3003 * We now only find out the boundary in one direction
2958 */ 3004 */
2959 3005
2960/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3006/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
2961#define DELIMIT_TEXT(x) \ 3007#define DELIMIT_TEXT(x) \
2962 (((x) == ' ' || (x) == '\t') ? 2 : (STRCHR (rs[Rs_cutchars], (x)) != NULL)) 3008 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
2963#define DELIMIT_REND(x) 1 3009#define DELIMIT_REND(x) 1
2964 3010
2965void 3011void ecb_cold
2966rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) 3012rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW
2967{ 3013{
2968 int col, row, dirnadd, tcol, trow, w1, w2; 3014 int col, row, dirnadd, tcol, trow, w1, w2;
2969 row_col_t bound; 3015 row_col_t bound;
2970 text_t *stp; 3016 text_t *stp;
2971 rend_t *srp; 3017 rend_t *srp;
2972 3018
2973 if (dirn == UP) 3019 if (dirn == UP)
2974 { 3020 {
2975 bound.row = TermWin.saveLines - TermWin.nscrolled - 1; 3021 bound.row = top_row - 1;
2976 bound.col = 0; 3022 bound.col = 0;
2977 dirnadd = -1; 3023 dirnadd = -1;
2978 } 3024 }
2979 else 3025 else
2980 { 3026 {
2981 bound.row = TermWin.saveLines + TermWin.nrow; 3027 bound.row = nrow;
2982 bound.col = TermWin.ncol - 1; 3028 bound.col = ncol - 1;
2983 dirnadd = 1; 3029 dirnadd = 1;
2984 } 3030 }
2985 row = mark->row + TermWin.saveLines; 3031
3032 row = mark->row;
2986 col = mark->col; 3033 col = max (mark->col, 0);
2987 MAX_IT (col, 0); 3034
2988 /* find the edge of a word */ 3035 /* find the edge of a word */
2989 stp = & (screen.text[row][col]); 3036 stp = ROW(row).t + col; w1 = DELIMIT_TEXT (*stp);
2990 w1 = DELIMIT_TEXT (*stp); 3037 srp = ROW(row).r + col; w2 = DELIMIT_REND (*srp);
2991 3038
2992 if (selection_style != NEW_SELECT) 3039 for (;;)
2993 { 3040 {
2994 if (w1 == 1) 3041 for (; col != bound.col; col += dirnadd)
2995 { 3042 {
2996 stp += dirnadd; 3043 stp += dirnadd;
2997 if (DELIMIT_TEXT (*stp) == 1)
2998 goto Old_Word_Selection_You_Die;
2999 col += dirnadd;
3000 }
3001 w1 = 0;
3002 }
3003 srp = (&screen.rend[row][col]);
3004 w2 = DELIMIT_REND (*srp);
3005
3006 for (;;)
3007 {
3008 for (; col != bound.col; col += dirnadd)
3009 {
3010 stp += dirnadd; 3044 srp += dirnadd;
3045
3046 if (*stp == NOCHAR)
3047 continue;
3048
3011 if (DELIMIT_TEXT (*stp) != w1) 3049 if (DELIMIT_TEXT (*stp) != w1)
3012 break; 3050 break;
3013 srp += dirnadd;
3014 if (DELIMIT_REND (*srp) != w2) 3051 if (DELIMIT_REND (*srp) != w2)
3015 break; 3052 break;
3016 } 3053 }
3054
3017 if ((col == bound.col) && (row != bound.row)) 3055 if ((col == bound.col) && (row != bound.row))
3018 { 3056 {
3019 if (screen.tlen[ (row - (dirn == UP ? 1 : 0))] == -1) 3057 if (ROW(row - (dirn == UP ? 1 : 0)).is_longer ())
3020 { 3058 {
3021 trow = row + dirnadd; 3059 trow = row + dirnadd;
3022 tcol = dirn == UP ? TermWin.ncol - 1 : 0; 3060 tcol = dirn == UP ? ncol - 1 : 0;
3023 if (screen.text[trow] == NULL) 3061
3062 if (!ROW(trow).t)
3024 break; 3063 break;
3025 stp = & (screen.text[trow][tcol]); 3064
3026 srp = & (screen.rend[trow][tcol]); 3065 stp = ROW(trow).t + tcol;
3066 srp = ROW(trow).r + tcol;
3067
3027 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2) 3068 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2)
3028 break; 3069 break;
3070
3029 row = trow; 3071 row = trow;
3030 col = tcol; 3072 col = tcol;
3031 continue; 3073 continue;
3032 } 3074 }
3033 } 3075 }
3034 break; 3076 break;
3035 } 3077 }
3036Old_Word_Selection_You_Die:
3037 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 - TermWin.saveLines, col));
3038 3078
3039 if (dirn == DN) 3079 if (dirn == DN)
3040 col++; /* put us on one past the end */ 3080 col++; /* put us on one past the end */
3041 3081
3042 /* Poke the values back in */ 3082 /* Poke the values back in */
3043 ret->row = row - TermWin.saveLines; 3083 ret->row = row;
3044 ret->col = col; 3084 ret->col = col;
3045} 3085}
3046 3086
3047/* ------------------------------------------------------------------------- */ 3087/* ------------------------------------------------------------------------- */
3048/* 3088/*
… …
3050 * EXT: button 3 press; button 1 or 3 drag 3090 * EXT: button 3 press; button 1 or 3 drag
3051 * flag == 0 ==> button 1 3091 * flag == 0 ==> button 1
3052 * flag == 1 ==> button 3 press 3092 * flag == 1 ==> button 3 press
3053 * flag == 2 ==> button 3 motion 3093 * flag == 2 ==> button 3 motion
3054 */ 3094 */
3055void 3095void ecb_cold
3056rxvt_term::selection_extend (int x, int y, int flag) 3096rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
3057{ 3097{
3058 int col, row; 3098 int col = clamp (Pixel2Col (x), 0, ncol);
3099 int row = clamp (Pixel2Row (y), 0, nrow - 1);
3059 3100
3060 col = Pixel2Col (x);
3061 row = Pixel2Row (y);
3062 MAX_IT (row, 0);
3063 MIN_IT (row, (int)TermWin.nrow - 1);
3064 MAX_IT (col, 0);
3065 MIN_IT (col, (int)TermWin.ncol);
3066
3067#ifndef NO_NEW_SELECTION
3068 /* 3101 /*
3069 * If we're selecting characters (single click) then we must check first 3102 * If we're selecting characters (single click) then we must check first
3070 * if we are at the same place as the original mark. If we are then 3103 * if we are at the same place as the original mark. If we are then
3071 * select nothing. Otherwise, if we're to the right of the mark, you have to 3104 * select nothing. Otherwise, if we're to the right of the mark, you have to
3072 * be _past_ a character for it to be selected. 3105 * be _past_ a character for it to be selected.
3073 */ 3106 */
3074 if (selection_style != OLD_SELECT)
3075 {
3076 if (((selection.clicks % 3) == 1) && !flag 3107 if (((selection.clicks % 3) == 1) && !flag
3077 && (col == selection.mark.col 3108 && (col == selection.mark.col
3078 && (row == selection.mark.row + TermWin.view_start))) 3109 && (row == selection.mark.row - view_start)))
3079 { 3110 {
3080 /* select nothing */ 3111 /* select nothing */
3081 selection.beg.row = selection.end.row = 0; 3112 selection.beg.row = selection.end.row = 0;
3082 selection.beg.col = selection.end.col = 0; 3113 selection.beg.col = selection.end.col = 0;
3083 selection.clicks = 4; 3114 selection.clicks = 4;
3084 want_refresh = 1; 3115 want_refresh = 1;
3085 D_SELECT ((stderr, "rxvt_selection_extend () selection.clicks = 4"));
3086 return; 3116 return;
3087 }
3088 } 3117 }
3089#endif 3118
3090 if (selection.clicks == 4) 3119 if (selection.clicks == 4)
3091 selection.clicks = 1; 3120 selection.clicks = 1;
3092 3121
3093 selection_extend_colrow (col, row, !!flag, /* ? button 3 */ 3122 selection_extend_colrow (col, row, !!flag, /* ? button 3 */
3094 flag == 1 ? 1 : 0, /* ? button press */ 3123 flag == 1 ? 1 : 0, /* ? button press */
… …
3097 3126
3098/* ------------------------------------------------------------------------- */ 3127/* ------------------------------------------------------------------------- */
3099/* 3128/*
3100 * Extend the selection to the specified col/row 3129 * Extend the selection to the specified col/row
3101 */ 3130 */
3102void 3131void ecb_cold
3103rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) 3132rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW
3104{ 3133{
3105 int16_t ncol = TermWin.ncol;
3106 int end_col;
3107 row_col_t pos; 3134 row_col_t pos;
3108 enum { 3135 enum {
3109 LEFT, RIGHT 3136 LEFT, RIGHT
3110 } closeto = RIGHT; 3137 } closeto = RIGHT;
3111 3138
3112 D_SELECT ((stderr, "rxvt_selection_extend_colrow (c:%d, r:%d, %d, %d) clicks:%d, op:%d", col, row, button3, buttonpress, selection.clicks, selection.op));
3113 D_SELECT ((stderr, "rxvt_selection_extend_colrow () ENT b: (r:%d,c:%d) m: (r:%d,c:%d), e: (r:%d,c:%d)", selection.beg.row, selection.beg.col, selection.mark.row, selection.mark.col, selection.end.row, selection.end.col));
3114
3115 want_refresh = 1; 3139 want_refresh = 1;
3140
3116 switch (selection.op) 3141 switch (selection.op)
3117 { 3142 {
3118 case SELECTION_INIT: 3143 case SELECTION_INIT:
3119 CLEAR_SELECTION (); 3144 CLEAR_SELECTION ();
3120 selection.op = SELECTION_BEGIN; 3145 selection.op = SELECTION_BEGIN;
… …
3133 selection_start_colrow (col, row); 3158 selection_start_colrow (col, row);
3134 /* FALLTHROUGH */ 3159 /* FALLTHROUGH */
3135 default: 3160 default:
3136 return; 3161 return;
3137 } 3162 }
3163
3138 if (selection.beg.col == selection.end.col 3164 if (selection.beg.col == selection.end.col
3139 && selection.beg.col != selection.mark.col 3165 && selection.beg.col != selection.mark.col
3140 && selection.beg.row == selection.end.row 3166 && selection.beg.row == selection.end.row
3141 && selection.beg.row != selection.mark.row) 3167 && selection.beg.row != selection.mark.row)
3142 { 3168 {
3143 selection.beg.col = selection.end.col = selection.mark.col; 3169 selection.beg.col = selection.end.col = selection.mark.col;
3144 selection.beg.row = selection.end.row = selection.mark.row; 3170 selection.beg.row = selection.end.row = selection.mark.row;
3145 D_SELECT ((stderr, "rxvt_selection_extend_colrow () ENT2 b: (r:%d,c:%d) m: (r:%d,c:%d), e: (r:%d,c:%d)", selection.beg.row, selection.beg.col, selection.mark.row, selection.mark.col, selection.end.row, selection.end.col));
3146 } 3171 }
3147 3172
3148 pos.col = col; 3173 pos.col = col;
3149 pos.row = row; 3174 pos.row = view_start + row;
3150 3175
3151 pos.row -= TermWin.view_start; /* adjust for scroll */
3152
3153#ifndef NO_OLD_SELECTION
3154 /*
3155 * This mimics some of the selection behaviour of version 2.20 and before.
3156 * There are no ``selection modes'', button3 is always character extension.
3157 * Note: button3 drag is always available, c.f. v2.20
3158 * Selection always terminates (left or right as appropriate) at the mark.
3159 */
3160 if (selection_style == OLD_SELECT)
3161 {
3162 if (selection.clicks == 1 || button3)
3163 {
3164 if (hate_those_clicks)
3165 {
3166 hate_those_clicks = 0;
3167 if (selection.clicks == 1)
3168 {
3169 selection.beg.row = selection.mark.row;
3170 selection.beg.col = selection.mark.col;
3171 }
3172 else
3173 {
3174 selection.mark.row = selection.beg.row;
3175 selection.mark.col = selection.beg.col;
3176 }
3177 }
3178 if (ROWCOL_IS_BEFORE (pos, selection.mark))
3179 {
3180 selection.end.row = selection.mark.row;
3181 selection.end.col = selection.mark.col + 1;
3182 selection.beg.row = pos.row;
3183 selection.beg.col = pos.col;
3184 }
3185 else
3186 {
3187 selection.beg.row = selection.mark.row;
3188 selection.beg.col = selection.mark.col;
3189 selection.end.row = pos.row;
3190 selection.end.col = pos.col + 1;
3191 }
3192 }
3193 else if (selection.clicks == 2)
3194 {
3195 selection_delimit_word (UP, & (selection.mark),
3196 & (selection.beg));
3197 selection_delimit_word (DN, & (selection.mark),
3198 & (selection.end));
3199 hate_those_clicks = 1;
3200 }
3201 else if (selection.clicks == 3)
3202 {
3203 selection.beg.row = selection.end.row = selection.mark.row;
3204 selection.beg.col = 0;
3205 selection.end.col = ncol;
3206 hate_those_clicks = 1;
3207 }
3208 D_SELECT ((stderr, "rxvt_selection_extend_colrow () EXIT b: (r:%d,c:%d) m: (r:%d,c:%d), e: (r:%d,c:%d)", selection.beg.row, selection.beg.col, selection.mark.row, selection.mark.col, selection.end.row, selection.end.col));
3209 return;
3210 }
3211#endif /* ! NO_OLD_SELECTION */
3212#ifndef NO_NEW_SELECTION
3213 /* selection_style must not be OLD_SELECT to get here */
3214 /* 3176 /*
3215 * This is mainly xterm style selection with a couple of differences, mainly 3177 * This is mainly xterm style selection with a couple of differences, mainly
3216 * in the way button3 drag extension works. 3178 * in the way button3 drag extension works.
3217 * We're either doing: button1 drag; button3 press; or button3 drag 3179 * We're either doing: button1 drag; button3 press; or button3 drag
3218 * a) button1 drag : select around a midpoint/word/line - that point/word/line 3180 * a) button1 drag : select around a midpoint/word/line - that point/word/line
… …
3223 * a point/word/line which is either the start or end of the selection 3185 * a point/word/line which is either the start or end of the selection
3224 * and it was decided by whichever point/word/line was `fixed' at the 3186 * and it was decided by whichever point/word/line was `fixed' at the
3225 * time of the most recent button3 press 3187 * time of the most recent button3 press
3226 */ 3188 */
3227 if (button3 && buttonpress) 3189 if (button3 && buttonpress)
3190 {
3228 { /* button3 press */ 3191 /* button3 press */
3229 /* 3192 /*
3230 * first determine which edge of the selection we are closest to 3193 * first determine which edge of the selection we are closest to
3231 */ 3194 */
3232 if (ROWCOL_IS_BEFORE (pos, selection.beg) 3195 if (ROWCOL_IS_BEFORE (pos, selection.beg)
3233 || (!ROWCOL_IS_AFTER (pos, selection.end) 3196 || (!ROWCOL_IS_AFTER (pos, selection.end)
3234 && (((pos.col - selection.beg.col) 3197 && (((pos.col - selection.beg.col)
3235 + ((pos.row - selection.beg.row) * ncol)) 3198 + ((pos.row - selection.beg.row) * ncol))
3236 < ((selection.end.col - pos.col) 3199 < ((selection.end.col - pos.col)
3237 + ((selection.end.row - pos.row) * ncol))))) 3200 + ((selection.end.row - pos.row) * ncol)))))
3238 closeto = LEFT; 3201 closeto = LEFT;
3202
3239 if (closeto == LEFT) 3203 if (closeto == LEFT)
3240 { 3204 {
3241 selection.beg.row = pos.row; 3205 selection.beg.row = pos.row;
3242 selection.beg.col = pos.col; 3206 selection.beg.col = pos.col;
3243 selection.mark.row = selection.end.row; 3207 selection.mark.row = selection.end.row;
3244 selection.mark.col = selection.end.col 3208 selection.mark.col = selection.end.col - (selection.clicks == 2);
3245 - (selection.clicks == 2);
3246 } 3209 }
3247 else 3210 else
3248 { 3211 {
3249 selection.end.row = pos.row; 3212 selection.end.row = pos.row;
3250 selection.end.col = pos.col; 3213 selection.end.col = pos.col;
3251 selection.mark.row = selection.beg.row; 3214 selection.mark.row = selection.beg.row;
3252 selection.mark.col = selection.beg.col; 3215 selection.mark.col = selection.beg.col;
3253 } 3216 }
3254 } 3217 }
3255 else 3218 else
3219 {
3256 { /* button1 drag or button3 drag */ 3220 /* button1 drag or button3 drag */
3257 if (ROWCOL_IS_AFTER (selection.mark, pos)) 3221 if (ROWCOL_IS_AFTER (selection.mark, pos))
3258 { 3222 {
3259 if ((selection.mark.row == selection.end.row) 3223 if (selection.mark.row == selection.end.row
3260 && (selection.mark.col == selection.end.col) 3224 && selection.mark.col == selection.end.col
3225 && clickchange
3261 && clickchange && selection.clicks == 2) 3226 && selection.clicks == 2)
3262 selection.mark.col--; 3227 selection.mark.col--;
3228
3263 selection.beg.row = pos.row; 3229 selection.beg.row = pos.row;
3264 selection.beg.col = pos.col; 3230 selection.beg.col = pos.col;
3265 selection.end.row = selection.mark.row; 3231 selection.end.row = selection.mark.row;
3266 selection.end.col = selection.mark.col 3232 selection.end.col = selection.mark.col + (selection.clicks == 2);
3267 + (selection.clicks == 2);
3268 } 3233 }
3269 else 3234 else
3270 { 3235 {
3271 selection.beg.row = selection.mark.row; 3236 selection.beg.row = selection.mark.row;
3272 selection.beg.col = selection.mark.col; 3237 selection.beg.col = selection.mark.col;
… …
3275 } 3240 }
3276 } 3241 }
3277 3242
3278 if (selection.clicks == 1) 3243 if (selection.clicks == 1)
3279 { 3244 {
3280 end_col = screen.tlen[selection.beg.row + TermWin.saveLines]; 3245 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3281 if (end_col != -1 && selection.beg.col > end_col) 3246 && !ROW(selection.beg.row).is_longer ()
3247#if !ENABLE_MINIMAL
3248 && !selection.rect
3249#endif
3282 { 3250 )
3283#if 1
3284 selection.beg.col = ncol; 3251 selection.beg.col = ncol;
3285#else
3286 if (selection.beg.row != selection.end.row)
3287 selection.beg.col = ncol;
3288 else
3289 selection.beg.col = selection.mark.col;
3290#endif
3291 3252
3253 if (
3254 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN
3255 && !ROW(selection.end.row).is_longer ()
3256#if !ENABLE_MINIMAL
3257 && !selection.rect
3258#endif
3292 } 3259 )
3293 end_col = screen.tlen[selection.end.row + TermWin.saveLines];
3294 if (end_col != -1 && selection.end.col > end_col)
3295 selection.end.col = ncol; 3260 selection.end.col = ncol;
3296
3297 } 3261 }
3298 else if (selection.clicks == 2) 3262 else if (selection.clicks == 2)
3299 { 3263 {
3300 if (ROWCOL_IS_AFTER (selection.end, selection.beg)) 3264 if (ROWCOL_IS_AFTER (selection.end, selection.beg))
3301 selection.end.col--; 3265 selection.end.col--;
3266
3302 selection_delimit_word (UP, & (selection.beg), 3267 selection_delimit_word (UP, &selection.beg, &selection.beg);
3303 & (selection.beg));
3304 selection_delimit_word (DN, & (selection.end), 3268 selection_delimit_word (DN, &selection.end, &selection.end);
3305 & (selection.end));
3306 } 3269 }
3307 else if (selection.clicks == 3) 3270 else if (selection.clicks == 3)
3308 { 3271 {
3309#ifndef NO_FRILLS 3272#if ENABLE_FRILLS
3310 if ((Options & Opt_tripleclickwords)) 3273 if (option (Opt_tripleclickwords))
3311 { 3274 {
3312 int end_row;
3313
3314 selection_delimit_word (UP, & (selection.beg), 3275 selection_delimit_word (UP, &selection.beg, &selection.beg);
3315 & (selection.beg)); 3276
3316 end_row = screen.tlen[selection.mark.row
3317 + TermWin.saveLines];
3318 for (end_row = selection.mark.row; end_row < TermWin.nrow; 3277 for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3319 end_row++)
3320 { 3278 {
3321 end_col = screen.tlen[end_row + TermWin.saveLines]; 3279 if (!ROW(end_row).is_longer ())
3322 if (end_col != -1)
3323 { 3280 {
3324 selection.end.row = end_row; 3281 selection.end.row = end_row;
3325 selection.end.col = end_col; 3282 selection.end.col = ROW(end_row).l;
3283# if !ENABLE_MINIMAL
3326 selection_remove_trailing_spaces (); 3284 selection_remove_trailing_spaces ();
3285# endif
3327 break; 3286 break;
3328 } 3287 }
3329 } 3288 }
3330 } 3289 }
3331 else 3290 else
3332#endif 3291#endif
3333
3334 { 3292 {
3335 if (ROWCOL_IS_AFTER (selection.mark, selection.beg)) 3293 if (ROWCOL_IS_AFTER (selection.mark, selection.beg))
3336 selection.mark.col++; 3294 selection.mark.col++;
3295
3337 selection.beg.col = 0; 3296 selection.beg.col = 0;
3338 selection.end.col = ncol; 3297 selection.end.col = ncol;
3298
3299 // select a complete logical line
3300 while (selection.beg.row > -saveLines
3301 && ROW(selection.beg.row - 1).is_longer ())
3302 selection.beg.row--;
3303
3304 while (selection.end.row < nrow
3305 && ROW(selection.end.row).is_longer ())
3306 selection.end.row++;
3339 } 3307 }
3340 } 3308 }
3309
3341 if (button3 && buttonpress) 3310 if (button3 && buttonpress)
3311 {
3342 { /* mark may need to be changed */ 3312 /* mark may need to be changed */
3343 if (closeto == LEFT) 3313 if (closeto == LEFT)
3344 { 3314 {
3345 selection.mark.row = selection.end.row; 3315 selection.mark.row = selection.end.row;
3346 selection.mark.col = selection.end.col 3316 selection.mark.col = selection.end.col - (selection.clicks == 2);
3347 - (selection.clicks == 2);
3348 } 3317 }
3349 else 3318 else
3350 { 3319 {
3351 selection.mark.row = selection.beg.row; 3320 selection.mark.row = selection.beg.row;
3352 selection.mark.col = selection.beg.col; 3321 selection.mark.col = selection.beg.col;
3353 } 3322 }
3354 } 3323 }
3355 D_SELECT ((stderr, "rxvt_selection_extend_colrow () EXIT b: (r:%d,c:%d) m: (r:%d,c:%d), e: (r:%d,c:%d)", selection.beg.row, selection.beg.col, selection.mark.row, selection.mark.col, selection.end.row, selection.end.col));
3356#endif /* ! NO_NEW_SELECTION */
3357}
3358 3324
3359#ifndef NO_FRILLS 3325#if !ENABLE_MINIMAL
3360void 3326 if (selection.rect && selection.beg.col > selection.end.col)
3327 ::swap (selection.beg.col, selection.end.col);
3328#endif
3329}
3330
3331#if !ENABLE_MINIMAL
3332void ecb_cold
3361rxvt_term::selection_remove_trailing_spaces () 3333rxvt_term::selection_remove_trailing_spaces () NOTHROW
3362{ 3334{
3363 int32_t end_col, end_row; 3335 int32_t end_col, end_row;
3364 text_t *stp; 3336 text_t *stp;
3365 3337
3366 end_col = selection.end.col; 3338 end_col = selection.end.col;
3367 end_row = selection.end.row; 3339 end_row = selection.end.row;
3340
3368 for ( ; end_row >= selection.beg.row; ) 3341 for (; end_row >= selection.beg.row; )
3369 { 3342 {
3370 stp = screen.text[end_row + TermWin.saveLines]; 3343 stp = ROW(end_row).t;
3344
3371 while (--end_col >= 0) 3345 while (--end_col >= 0)
3372 { 3346 {
3373 if (stp[end_col] != ' ' && stp[end_col] != '\t') 3347 if (stp[end_col] != NOCHAR
3348 && !unicode::is_space (stp[end_col]))
3374 break; 3349 break;
3375 } 3350 }
3351
3376 if (end_col >= 0 3352 if (end_col >= 0
3377 || screen.tlen[end_row - 1 + TermWin.saveLines] != -1) 3353 || !ROW(end_row - 1).is_longer ())
3378 { 3354 {
3379 selection.end.col = end_col + 1; 3355 selection.end.col = end_col + 1;
3380 selection.end.row = end_row; 3356 selection.end.row = end_row;
3381 break; 3357 break;
3382 } 3358 }
3359
3383 end_row--; 3360 end_row--;
3384 end_col = TermWin.ncol; 3361 end_col = ncol;
3385 } 3362 }
3363
3386 if (selection.mark.row > selection.end.row) 3364 if (selection.mark.row > selection.end.row)
3387 { 3365 {
3388 selection.mark.row = selection.end.row; 3366 selection.mark.row = selection.end.row;
3389 selection.mark.col = selection.end.col; 3367 selection.mark.col = selection.end.col;
3390 } 3368 }
… …
3397/* ------------------------------------------------------------------------- */ 3375/* ------------------------------------------------------------------------- */
3398/* 3376/*
3399 * Double click on button 3 when already selected 3377 * Double click on button 3 when already selected
3400 * EXT: button 3 double click 3378 * EXT: button 3 double click
3401 */ 3379 */
3402void 3380void ecb_cold
3403rxvt_term::selection_rotate (int x, int y) 3381rxvt_term::selection_rotate (int x, int y) NOTHROW
3404{ 3382{
3405 selection.clicks = selection.clicks % 3 + 1; 3383 selection.clicks = selection.clicks % 3 + 1;
3406 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1); 3384 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3407} 3385}
3408 3386
3409/* ------------------------------------------------------------------------- */ 3387/* ------------------------------------------------------------------------- */
3410/* 3388/*
3411 * On some systems, the Atom typedef is 64 bits wide. We need to have a type
3412 * that is exactly 32 bits wide, because a format of 64 is not allowed by
3413 * the X11 protocol.
3414 */
3415typedef CARD32 Atom32;
3416
3417/* ------------------------------------------------------------------------- */
3418/*
3419 * Respond to a request for our current selection 3389 * Respond to a request for our current selection
3420 * EXT: SelectionRequest 3390 * EXT: SelectionRequest
3421 */ 3391 */
3422void 3392void ecb_cold
3423rxvt_term::selection_send (const XSelectionRequestEvent &rq) 3393rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3424{ 3394{
3395 Atom property = rq.property == None ? rq.target : rq.property;
3425 XSelectionEvent ev; 3396 XSelectionEvent ev;
3426 XTextProperty ct;
3427 XICCEncodingStyle style;
3428 Atom target;
3429 3397
3430 ev.type = SelectionNotify; 3398 ev.type = SelectionNotify;
3431 ev.property = None; 3399 ev.property = None;
3432 ev.display = rq.display; 3400 ev.display = rq.display;
3433 ev.requestor = rq.requestor; 3401 ev.requestor = rq.requestor;
… …
3435 ev.target = rq.target; 3403 ev.target = rq.target;
3436 ev.time = rq.time; 3404 ev.time = rq.time;
3437 3405
3438 if (rq.target == xa[XA_TARGETS]) 3406 if (rq.target == xa[XA_TARGETS])
3439 { 3407 {
3440 Atom32 target_list[6]; 3408 Atom target_list[6];
3441 Atom32 *target = target_list; 3409 Atom *target = target_list;
3442 3410
3443 *target++ = (Atom32) xa[XA_TARGETS]; 3411 *target++ = xa[XA_TARGETS];
3444 *target++ = (Atom32) xa[XA_TIMESTAMP]; 3412 *target++ = xa[XA_TIMESTAMP];
3445 *target++ = (Atom32) XA_STRING; 3413 *target++ = XA_STRING;
3446 *target++ = (Atom32) xa[XA_TEXT]; 3414 *target++ = xa[XA_TEXT];
3447 *target++ = (Atom32) xa[XA_COMPOUND_TEXT]; 3415 *target++ = xa[XA_COMPOUND_TEXT];
3448#if X_HAVE_UTF8_STRING 3416#if X_HAVE_UTF8_STRING
3449 *target++ = (Atom32) xa[XA_UTF8_STRING]; 3417 *target++ = xa[XA_UTF8_STRING];
3450#endif 3418#endif
3451 3419
3452 XChangeProperty (display->display, rq.requestor, rq.property, XA_ATOM, 3420 XChangeProperty (dpy, rq.requestor, property, XA_ATOM,
3453 (8 * sizeof (target_list[0])), PropModeReplace, 3421 32, PropModeReplace,
3454 (unsigned char *)target_list, 3422 (unsigned char *)target_list, target - target_list);
3455 target - target_list);
3456 ev.property = rq.property; 3423 ev.property = property;
3457 } 3424 }
3425#if TODO // TODO
3458 else if (rq.target == xa[XA_MULTIPLE]) 3426 else if (rq.target == xa[XA_MULTIPLE])
3459 { 3427 {
3460 /* TODO: Handle MULTIPLE */ 3428 /* TODO: Handle MULTIPLE */
3461 } 3429 }
3430#endif
3462 else if (rq.target == xa[XA_TIMESTAMP] && selection.text) 3431 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == XA_PRIMARY && selection.text)
3463 { 3432 {
3464 XChangeProperty (display->display, rq.requestor, rq.property, XA_INTEGER, 3433 XChangeProperty (dpy, rq.requestor, property, rq.target,
3465 (8 * sizeof (Time)), PropModeReplace,
3466 (unsigned char *)&selection_time, 1); 3434 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3467 ev.property = rq.property; 3435 ev.property = property;
3436 }
3437 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3438 {
3439 XChangeProperty (dpy, rq.requestor, property, rq.target,
3440 32, PropModeReplace, (unsigned char *)&clipboard_time, 1);
3441 ev.property = property;
3468 } 3442 }
3469 else if (rq.target == XA_STRING 3443 else if (rq.target == XA_STRING
3470 || rq.target == xa[XA_TEXT] 3444 || rq.target == xa[XA_TEXT]
3471 || rq.target == xa[XA_COMPOUND_TEXT] 3445 || rq.target == xa[XA_COMPOUND_TEXT]
3472 || rq.target == xa[XA_UTF8_STRING] 3446 || rq.target == xa[XA_UTF8_STRING]
3473 ) 3447 )
3474 { 3448 {
3449 XTextProperty ct;
3450 Atom target = rq.target;
3475 short freect = 0; 3451 short freect = 0;
3476 int selectlen; 3452 int selectlen;
3477 wchar_t *cl; 3453 wchar_t *cl;
3478 3454 enum {
3479 target = rq.target; 3455 enc_string = XStringStyle,
3456 enc_text = XStdICCTextStyle,
3457 enc_compound_text = XCompoundTextStyle,
3458#ifdef X_HAVE_UTF8_STRING
3459 enc_utf8 = XUTF8StringStyle,
3460#else
3461 enc_utf8 = -1,
3462#endif
3463 } style;
3480 3464
3481 if (target == XA_STRING) 3465 if (target == XA_STRING)
3482 // we actually don't do XA_STRING, but who cares, as i18n clients 3466 // we actually don't do XA_STRING, but who cares, as i18n clients
3483 // will ask for another format anyways. 3467 // will ask for another format anyways.
3484 style = XStringStyle; 3468 style = enc_string;
3485 else if (target == xa[XA_TEXT]) 3469 else if (target == xa[XA_TEXT])
3486 style = XStdICCTextStyle; 3470 style = enc_text;
3487 else if (target == xa[XA_COMPOUND_TEXT]) 3471 else if (target == xa[XA_COMPOUND_TEXT])
3488 style = XCompoundTextStyle; 3472 style = enc_compound_text;
3489#if X_HAVE_UTF8_STRING 3473#if !ENABLE_MINIMAL
3490 else if (target == xa[XA_UTF8_STRING]) 3474 else if (target == xa[XA_UTF8_STRING])
3491 style = XUTF8StringStyle; 3475 style = enc_utf8;
3492#endif 3476#endif
3493 else 3477 else
3494 { 3478 {
3495 target = xa[XA_COMPOUND_TEXT]; 3479 target = xa[XA_COMPOUND_TEXT];
3496 style = XCompoundTextStyle; 3480 style = enc_compound_text;
3497 } 3481 }
3498 3482
3499 if (selection.text) 3483 if (rq.selection == XA_PRIMARY && selection.text)
3500 { 3484 {
3501 cl = selection.text; 3485 cl = selection.text;
3502 selectlen = selection.len; 3486 selectlen = selection.len;
3503 } 3487 }
3488 else if (rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3489 {
3490 cl = selection.clip_text;
3491 selectlen = selection.clip_len;
3492 }
3504 else 3493 else
3505 { 3494 {
3506 cl = L""; 3495 cl = L"";
3507 selectlen = 0; 3496 selectlen = 0;
3508 } 3497 }
3509 3498
3510 // Xwc doesn't handle iso-10646 in wchar_t gracefully, so maybe recode it 3499#if !ENABLE_MINIMAL
3511 // manually for XUTF8StringStyle. 3500 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
3501 // so recode it manually
3502 if (style == enc_utf8)
3503 {
3504 freect = 1;
3505 ct.encoding = target;
3506 ct.format = 8;
3507 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);
3508 ct.nitems = strlen ((char *)ct.value);
3509 }
3510 else
3511#endif
3512 if (XwcTextListToTextProperty (display->display, &cl, 1, style, &ct) >= 0) 3512 if (XwcTextListToTextProperty (dpy, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3513 freect = 1; 3513 freect = 1;
3514 else 3514 else
3515 { 3515 {
3516 /* if we failed to convert then send it raw */ 3516 /* if we failed to convert then send it raw */
3517 ct.value = (unsigned char *)cl; 3517 ct.value = (unsigned char *)cl;
3518 ct.nitems = selectlen; 3518 ct.nitems = selectlen;
3519 ct.encoding = target;
3519 } 3520 }
3520 3521
3521 XChangeProperty (display->display, rq.requestor, rq.property, 3522 XChangeProperty (dpy, rq.requestor, property,
3522 target, 8, PropModeReplace, 3523 ct.encoding, 8, PropModeReplace,
3523 ct.value, (int)ct.nitems); 3524 ct.value, (int)ct.nitems);
3524 ev.property = rq.property; 3525 ev.property = property;
3525 3526
3526 if (freect) 3527 if (freect)
3527 XFree (ct.value); 3528 XFree (ct.value);
3528 } 3529 }
3529 3530
3530 XSendEvent (display->display, rq.requestor, False, 0L, (XEvent *)&ev); 3531 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3531} 3532}
3532 3533
3533/* ------------------------------------------------------------------------- * 3534/* ------------------------------------------------------------------------- */
3534 * MOUSE ROUTINES *
3535 * ------------------------------------------------------------------------- */
3536
3537/*
3538 * return col/row values corresponding to x/y pixel values
3539 */
3540void
3541rxvt_term::pixel_position (int *x, int *y)
3542{
3543 *x = Pixel2Col (*x);
3544 /* MAX_IT (*x, 0); MIN_IT (*x, (int)TermWin.ncol - 1); */
3545 *y = Pixel2Row (*y);
3546 /* MAX_IT (*y, 0); MIN_IT (*y, (int)TermWin.nrow - 1); */
3547}
3548
3549/* ------------------------------------------------------------------------- */
3550#ifdef USE_XIM 3535#if USE_XIM
3551void 3536void ecb_cold
3552rxvt_term::im_set_position (XPoint *pos) 3537rxvt_term::im_set_position (XPoint &pos) NOTHROW
3553{ 3538{
3554 XWindowAttributes xwa; 3539 XWindowAttributes xwa;
3555 3540
3556 XGetWindowAttributes (display->display, TermWin.vt, &xwa); 3541 XGetWindowAttributes (dpy, vt, &xwa);
3542
3557 pos->x = Col2Pixel (screen.cur.col) + xwa.x; 3543 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3558 pos->y = Height2Pixel ((screen.cur.row + 1)) + xwa.y - TermWin.lineSpace; 3544 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3559} 3545}
3560
3561#endif 3546#endif
3562/* ------------------------------------------------------------------------- */ 3547
3563 3548#if ENABLE_OVERLAY
3549void
3550rxvt_term::scr_overlay_new (int x, int y, int w, int h) NOTHROW
3551{
3552 if (nrow < 1 || ncol < 1)
3553 return;
3554
3555 want_refresh = 1;
3556
3557 scr_overlay_off ();
3558
3559 if (x < 0) x = ncol - w;
3560 if (y < 0) y = nrow - h;
3561
3562 // make space for border
3563 w += 2; min_it (w, ncol);
3564 h += 2; min_it (h, nrow);
3565
3566 x -= 1; clamp_it (x, 0, ncol - w);
3567 y -= 1; clamp_it (y, 0, nrow - h);
3568
3569 ov.x = x; ov.y = y;
3570 ov.w = w; ov.h = h;
3571
3572 ov.text = new text_t *[h];
3573 ov.rend = new rend_t *[h];
3574
3575 for (y = 0; y < h; y++)
3576 {
3577 text_t *tp = ov.text[y] = new text_t[w];
3578 rend_t *rp = ov.rend[y] = new rend_t[w];
3579
3580 text_t t0, t1, t2;
3581 rend_t r = OVERLAY_RSTYLE;
3582
3583 if (y == 0)
3584 t0 = 0x2554, t1 = 0x2550, t2 = 0x2557;
3585 else if (y < h - 1)
3586 t0 = 0x2551, t1 = 0x0020, t2 = 0x2551;
3587 else
3588 t0 = 0x255a, t1 = 0x2550, t2 = 0x255d;
3589
3590 *tp++ = t0;
3591 *rp++ = r;
3592
3593 for (x = w - 2; x > 0; --x)
3594 {
3595 *tp++ = t1;
3596 *rp++ = r;
3597 }
3598
3599 *tp = t2;
3600 *rp = r;
3601 }
3602}
3603
3604void
3605rxvt_term::scr_overlay_off () NOTHROW
3606{
3607 if (!ov.text)
3608 return;
3609
3610 want_refresh = 1;
3611
3612 for (int y = 0; y < ov.h; y++)
3613 {
3614 delete [] ov.text[y];
3615 delete [] ov.rend[y];
3616 }
3617
3618 delete [] ov.text; ov.text = 0;
3619 delete [] ov.rend; ov.rend = 0;
3620}
3621
3622void
3623rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW
3624{
3625 if (!ov.text || x >= ov.w - 2 || y >= ov.h - 2)
3626 return;
3627
3628 x++, y++;
3629
3630 ov.text[y][x] = text;
3631 ov.rend[y][x] = rend;
3632}
3633
3634void
3635rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW
3636{
3637 while (*s)
3638 scr_overlay_set (x++, y, *s++);
3639}
3640
3641void
3642rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW
3643{
3644 while (*s)
3645 {
3646 text_t t = *s++;
3647 int width = WCWIDTH (t);
3648
3649 while (width--)
3650 {
3651 scr_overlay_set (x++, y, t);
3652 t = NOCHAR;
3653 }
3654 }
3655}
3656
3657void
3658rxvt_term::scr_swap_overlay () NOTHROW
3659{
3660 if (!ov.text)
3661 return;
3662
3663 // hide cursor if it is within the overlay area
3664 if (IN_RANGE_EXC (screen.cur.col - ov.x, 0, ov.w)
3665 && IN_RANGE_EXC (screen.cur.row - ov.y, 0, ov.h))
3666 screen.flags &= ~Screen_VisibleCursor;
3667
3668 // swap screen mem with overlay
3669 for (int y = ov.h; y--; )
3670 {
3671 text_t *t1 = ov.text[y];
3672 rend_t *r1 = ov.rend[y];
3673
3674 text_t *t2 = ROW(y + ov.y + view_start).t + ov.x;
3675 rend_t *r2 = ROW(y + ov.y + view_start).r + ov.x;
3676
3677 for (int x = ov.w; x--; )
3678 {
3679 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3680 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3681 }
3682 }
3683}
3684
3685#endif
3564/* ------------------------------------------------------------------------- * 3686/* ------------------------------------------------------------------------- */
3565 * DEBUG ROUTINES *
3566 * ------------------------------------------------------------------------- */
3567#if 0
3568void
3569rxvt_debug_colors (void)
3570{
3571 int color;
3572 const char *name[] =
3573 {
3574 "fg", "bg",
3575 "black", "red", "green", "yellow", "blue", "magenta", "cyan", "white"
3576 };
3577 3687
3578 fprintf (stderr, "Color ( ");
3579 if (rstyle & RS_RVid)
3580 fprintf (stderr, "rvid ");
3581 if (rstyle & RS_Bold)
3582 fprintf (stderr, "bold ");
3583 if (rstyle & RS_Blink)
3584 fprintf (stderr, "blink ");
3585 if (rstyle & RS_Uline)
3586 fprintf (stderr, "uline ");
3587 fprintf (stderr, "): ");
3588
3589 color = GET_FGCOLOR (rstyle);
3590#ifndef NO_BRIGHTCOLOR
3591 if (color >= minBrightCOLOR && color <= maxBrightCOLOR)
3592 {
3593 color -= (minBrightCOLOR - minCOLOR);
3594 fprintf (stderr, "bright ");
3595 }
3596#endif
3597 fprintf (stderr, "%s on ", name[color]);
3598
3599 color = GET_BGCOLOR (rstyle);
3600#ifndef NO_BRIGHTCOLOR
3601 if (color >= minBrightCOLOR && color <= maxBrightCOLOR)
3602 {
3603 color -= (minBrightCOLOR - minCOLOR);
3604 fprintf (stderr, "bright ");
3605 }
3606#endif
3607 fprintf (stderr, "%s\n", name[color]);
3608}
3609#endif

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