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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.59 by pcg, Mon Mar 15 00:08:11 2004 UTC vs.
Revision 1.420 by root, Mon Jun 4 15:18:52 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 = rxvt_malloc (chunk_size);
175
176 char *base = (char *)chunk + sizeof (line_t) * all_rows;
177
178 for (int row = 0; row < all_rows; ++row)
179 {
180 line_t &l = ((line_t *)chunk) [row];
181
182 l.t = (text_t *)base; base += tsize;
183 l.r = (rend_t *)base; base += rsize;
184 l.l = -1;
185 l.f = 0;
186 }
187
188 drawn_buf = (line_t *)chunk;
189 swap_buf = drawn_buf + nrow;
190 row_buf = swap_buf + nrow;
191}
192
193void 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 free (chunk); chunk = 0; row_buf = 0;
440 int i; 435 free (tabs); tabs = 0;
441
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);
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;
475} 436}
476 437
477/* ------------------------------------------------------------------------- */ 438/* ------------------------------------------------------------------------- */
478/* 439/*
479 * Hard reset 440 * Hard/Soft reset
480 */ 441 */
481void 442void ecb_cold
482rxvt_term::scr_poweron () 443rxvt_term::scr_poweron ()
483{ 444{
484 D_SCREEN ((stderr, "rxvt_scr_poweron ()"));
485
486 scr_release (); 445 scr_release ();
446
487 prev_nrow = prev_ncol = 0; 447 prev_nrow = prev_ncol = 0;
448 rvideo_mode = false;
449 scr_soft_reset ();
488 scr_reset (); 450 scr_reset ();
489 451
490 scr_clear (); 452 scr_clear (true);
491 scr_refresh (SLOW_REFRESH); 453 scr_refresh ();
454}
455
456void ecb_cold
457rxvt_term::scr_soft_reset () NOTHROW
458{
459 /* only affects modes, nothing drastic such as clearing the screen */
460#if ENABLE_OVERLAY
461 scr_overlay_off ();
462#endif
463
464 if (current_screen != PRIMARY)
465 scr_swap_screen ();
466
467 scr_scroll_region (0, MAX_ROWS - 1);
468 scr_rendition (0, ~RS_None);
469 scr_insert_mode (0);
492} 470}
493 471
494/* ------------------------------------------------------------------------- * 472/* ------------------------------------------------------------------------- *
495 * PROCESS SCREEN COMMANDS * 473 * PROCESS SCREEN COMMANDS *
496 * ------------------------------------------------------------------------- */ 474 * ------------------------------------------------------------------------- */
… …
498 * Save and Restore cursor 476 * Save and Restore cursor
499 * XTERM_SEQ: Save cursor : ESC 7 477 * XTERM_SEQ: Save cursor : ESC 7
500 * XTERM_SEQ: Restore cursor: ESC 8 478 * XTERM_SEQ: Restore cursor: ESC 8
501 */ 479 */
502void 480void
503rxvt_term::scr_cursor (int mode) 481rxvt_term::scr_cursor (cursor_mode mode) NOTHROW
504{ 482{
505 screen_t *s; 483 screen_t *s;
506
507 D_SCREEN ((stderr, "rxvt_scr_cursor (%c)", mode));
508 484
509#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR) 485#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
510 if (current_screen == SECONDARY) 486 if (current_screen == SECONDARY)
511 s = & (swap); 487 s = &swap;
512 else 488 else
513#endif 489#endif
514 s = & (screen); 490 s = &screen;
491
515 switch (mode) 492 switch (mode)
516 { 493 {
517 case SAVE: 494 case SAVE:
518 s->s_cur.row = s->cur.row; 495 s->s_cur.row = screen.cur.row;
519 s->s_cur.col = s->cur.col; 496 s->s_cur.col = screen.cur.col;
520 s->s_rstyle = rstyle; 497 s->s_rstyle = rstyle;
521 s->s_charset = s->charset; 498 s->s_charset = screen.charset;
522 s->s_charset_char = charsets[s->charset]; 499 s->s_charset_char = charsets[screen.charset];
523 break; 500 break;
501
524 case RESTORE: 502 case RESTORE:
525 want_refresh = 1; 503 want_refresh = 1;
526 s->cur.row = s->s_cur.row; 504 screen.cur.row = s->s_cur.row;
527 s->cur.col = s->s_cur.col; 505 screen.cur.col = s->s_cur.col;
528 s->flags &= ~Screen_WrapNext; 506 screen.flags &= ~Screen_WrapNext;
529 rstyle = s->s_rstyle; 507 rstyle = s->s_rstyle;
530 s->charset = s->s_charset; 508 screen.charset = s->s_charset;
531 charsets[s->charset] = s->s_charset_char; 509 charsets[screen.charset] = s->s_charset_char;
532 set_font_style (); 510 set_font_style ();
533 break; 511 break;
534 } 512 }
513
535 /* boundary check in case screen size changed between SAVE and RESTORE */ 514 /* boundary check in case screen size changed between SAVE and RESTORE */
536 MIN_IT (s->cur.row, TermWin.nrow - 1); 515 min_it (s->cur.row, nrow - 1);
537 MIN_IT (s->cur.col, TermWin.ncol - 1); 516 min_it (s->cur.col, ncol - 1);
538#ifdef DEBUG_STRICT
539 assert (s->cur.row >= 0); 517 assert (s->cur.row >= 0);
540 assert (s->cur.col >= 0); 518 assert (s->cur.col >= 0);
541#else /* drive with your eyes closed */ 519}
542 MAX_IT (s->cur.row, 0); 520
543 MAX_IT (s->cur.col, 0); 521void
544#endif 522rxvt_term::scr_swap_screen () NOTHROW
523{
524 if (!option (Opt_secondaryScreen))
525 return;
526
527 for (int i = prev_nrow; i--; )
528 ::swap (ROW(i), swap_buf [i]);
529
530 ::swap (screen.cur, swap.cur);
531
532 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
533 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
545} 534}
546 535
547/* ------------------------------------------------------------------------- */ 536/* ------------------------------------------------------------------------- */
548/* 537/*
549 * Swap between primary and secondary screens 538 * Swap between primary and secondary screens
550 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h 539 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h
551 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l 540 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l
552 */ 541 */
553int 542void
554rxvt_term::scr_change_screen (int scrn) 543rxvt_term::scr_change_screen (int scrn)
555{ 544{
556 int i; 545 if (scrn == current_screen)
546 return;
547
548 want_refresh = 1;
549 view_start = 0;
550
551 /* check for boundary cross */
552 row_col_t pos;
553 pos.row = pos.col = 0;
554 if (ROWCOL_IS_BEFORE (selection.beg, pos)
555 && ROWCOL_IS_AFTER (selection.end, pos))
556 CLEAR_SELECTION ();
557
558 current_screen = scrn;
559
557#if NSCREENS 560#if NSCREENS
558 int offset; 561 if (option (Opt_secondaryScreen))
559#endif 562 {
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; 563 num_scr = 0;
575 offset = TermWin.saveLines; 564
576 for (i = prev_nrow; i--;) 565 scr_swap_screen ();
577 { 566
578 SWAP_IT (screen.text[i + offset], swap.text[i], text_t *); 567 ::swap (screen.charset, swap.charset);
579 SWAP_IT (screen.tlen[i + offset], swap.tlen[i], int16_t); 568 ::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; 569 screen.flags |= Screen_VisibleCursor;
596 swap.flags |= Screen_VisibleCursor; 570 swap.flags |= Screen_VisibleCursor;
597#else 571 }
598# ifdef SCROLL_ON_NO_SECONDARY 572 else
599 if (current_screen == PRIMARY) 573#endif
574 if (option (Opt_secondaryScroll))
600 scr_scroll_text (0, (prev_nrow - 1), prev_nrow, 0); 575 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
601# endif 576}
602#endif 577
603 return scrn; 578// clear WrapNext indicator, solidifying position on next line
579void
580rxvt_term::scr_do_wrap () NOTHROW
581{
582 if (!(screen.flags & Screen_WrapNext))
583 return;
584
585 screen.flags &= ~Screen_WrapNext;
586
587 screen.cur.col = 0;
588
589 if (screen.cur.row == screen.bscroll)
590 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
591 else if (screen.cur.row < nrow - 1)
592 screen.cur.row++;
604} 593}
605 594
606/* ------------------------------------------------------------------------- */ 595/* ------------------------------------------------------------------------- */
607/* 596/*
608 * Change the colour for following text 597 * Change the colour for following text
609 */ 598 */
610void 599void
611rxvt_term::scr_color (unsigned int color, int fgbg) 600rxvt_term::scr_color (unsigned int color, int fgbg) NOTHROW
612{ 601{
613 color &= RS_fgMask; 602 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
603 color = fgbg;
604
614 if (fgbg == Color_fg) 605 if (fgbg == Color_fg)
615 rstyle = SET_FGCOLOR (rstyle, color); 606 rstyle = SET_FGCOLOR (rstyle, color);
616 else 607 else
617 rstyle = SET_BGCOLOR (rstyle, color); 608 rstyle = SET_BGCOLOR (rstyle, color);
618} 609}
… …
620/* ------------------------------------------------------------------------- */ 611/* ------------------------------------------------------------------------- */
621/* 612/*
622 * Change the rendition style for following text 613 * Change the rendition style for following text
623 */ 614 */
624void 615void
625rxvt_term::scr_rendition (int set, int style) 616rxvt_term::scr_rendition (int set, int style) NOTHROW
626 { 617{
627 if (set) 618 if (set)
628 rstyle |= style; 619 rstyle |= style;
629 else if (style == ~RS_None) 620 else if (style == ~RS_None)
630 rstyle = DEFAULT_RSTYLE; 621 rstyle = DEFAULT_RSTYLE;
631 else 622 else
632 rstyle &= ~style; 623 rstyle &= ~style;
633 } 624}
634 625
635/* ------------------------------------------------------------------------- */ 626/* ------------------------------------------------------------------------- */
636/* 627/*
637 * Scroll text between <row1> and <row2> inclusive, by <count> lines 628 * Scroll text between <row1> and <row2> inclusive, by <count> lines
638 * count positive ==> scroll up 629 * count positive ==> scroll up
639 * count negative ==> scroll down 630 * count negative ==> scroll down
640 * spec == 0 for normal routines
641 */ 631 */
642int 632int ecb_hot
643rxvt_term::scr_scroll_text (int row1, int row2, int count, int spec) 633rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW
644{ 634{
645 int i, j;
646 long nscrolled;
647
648 if (count == 0 || (row1 > row2)) 635 if (count == 0 || (row1 > row2))
649 return 0; 636 return 0;
650 637
651 want_refresh = 1; 638 want_refresh = 1;
652 D_SCREEN ((stderr, "rxvt_scroll_text (%d,%d,%d,%d): %s", row1, row2, count, spec, (current_screen == PRIMARY) ? "Primary" : "Secondary")); 639 num_scr += count;
653 640
654 if ((count > 0) && (row1 == 0) && (current_screen == PRIMARY)) 641 if (count > 0
642 && row1 == 0
643 && (current_screen == PRIMARY || option (Opt_secondaryScroll)))
644 {
645 min_it (count, total_rows - (nrow - (row2 + 1)));
646
647 top_row = max (top_row - count, -saveLines);
648
649 // sever bottommost line
655 { 650 {
656 nscrolled = (long)TermWin.nscrolled + (long)count; 651 line_t &l = ROW(row2);
652 l.is_longer (0);
653 l.touch ();
654 }
657 655
658 if (nscrolled > (long)TermWin.saveLines) 656 // scroll everything up 'count' lines
659 TermWin.nscrolled = TermWin.saveLines; 657 term_start = (term_start + count) % total_rows;
658
659 // now copy lines below the scroll region bottom to the
660 // bottom of the screen again, so they look as if they
661 // hadn't moved.
662 for (int i = nrow; --i > row2; )
663 {
664 line_t &l1 = ROW(i - count);
665 line_t &l2 = ROW(i);
666
667 ::swap (l1, l2);
668 l2.touch ();
669 }
670
671 // erase newly scrolled-in lines
672 for (int i = count; i--; )
673 {
674 line_t &l = ROW(row2 - i);
675
676 // optimise if already cleared, can be significant on slow machines
677 // could be rolled into scr_blank_screen_mem
678 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask)))
679 {
680 scr_blank_line (l, 0, l.l, rstyle);
681 l.l = 0;
682 l.f = 0;
683 }
660 else 684 else
661 TermWin.nscrolled = (uint16_t)nscrolled; 685 scr_blank_screen_mem (l, rstyle);
686 }
662 687
688 // move and/or clear selection, if any
689 if (selection.op && current_screen == selection.screen
690 && selection.beg.row <= row2)
691 {
692 selection.beg.row -= count;
693 selection.end.row -= count;
694 selection.mark.row -= count;
695
696 selection_check (0);
697 }
698
699 // finally move the view window, if desired
663 if ((Options & Opt_scrollWithBuffer) 700 if (option (Opt_scrollWithBuffer)
664 && TermWin.view_start != 0 701 && view_start != 0
665 && TermWin.view_start != TermWin.saveLines) 702 && view_start != -saveLines)
666 scr_page (UP, count); 703 scr_page (UP, count);
704
705 if (SHOULD_INVOKE (HOOK_SCROLL_BACK))
706 HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END));
707 }
708 else
667 } 709 {
668 else if (!spec)
669 row1 += TermWin.saveLines;
670
671 row2 += TermWin.saveLines;
672
673 if (selection.op && current_screen == selection.screen) 710 if (selection.op && current_screen == selection.screen)
674 { 711 {
675 i = selection.beg.row + TermWin.saveLines; 712 if ((selection.beg.row < row1 && selection.end.row > row1)
676 j = selection.end.row + TermWin.saveLines; 713 || (selection.beg.row < row2 && selection.end.row > row2)
677 if ((i < row1 && j > row1) 714 || (selection.beg.row - count < row1 && selection.beg.row >= row1)
678 || (i < row2 && j > row2) 715 || (selection.beg.row - count > row2 && selection.beg.row <= row2)
679 || (i - count < row1 && i >= row1) 716 || (selection.end.row - count < row1 && selection.end.row >= row1)
680 || (i - count > row2 && i <= row2) 717 || (selection.end.row - count > row2 && selection.end.row <= row2))
681 || (j - count < row1 && j >= row1)
682 || (j - count > row2 && j <= row2))
683 { 718 {
684 CLEAR_ALL_SELECTION (); 719 CLEAR_ALL_SELECTION ();
685 selection.op = SELECTION_CLEAR; /* XXX: too aggressive? */ 720 selection.op = SELECTION_CLEAR;
686 } 721 }
687 else if (j >= row1 && j <= row2) 722 else if (selection.end.row >= row1 && selection.end.row <= row2)
688 { 723 {
689 /* move selected region too */ 724 /* move selected region too */
690 selection.beg.row -= count; 725 selection.beg.row -= count;
691 selection.end.row -= count; 726 selection.end.row -= count;
692 selection.mark.row -= count; 727 selection.mark.row -= count;
728
729 selection_check (0);
693 } 730 }
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 { 731 }
714 buf_text[i] = screen.text[j]; 732
715 buf_rend[i] = screen.rend[j]; 733 // use a simple and robust scrolling algorithm, this
734 // part of scr_scroll_text is not time-critical.
735
736 // sever line above scroll region
737 if (row1)
716 } 738 {
717 /* A2: Rotate lines */ 739 line_t &l = ROW(row1 - 1);
718 for (j = row1, i = j + count; i <= row2; i++, j++) 740 l.is_longer (0);
741 l.touch ();
719 { 742 }
720 screen.tlen[j] = screen.tlen[i]; 743
721 screen.text[j] = screen.text[i]; 744 int rows = row2 - row1 + 1;
722 screen.rend[j] = screen.rend[i]; 745
746 min_it (count, rows);
747
748 line_t *temp_buf = rxvt_temp_buf<line_t> (rows);
749
750 for (int row = 0; row < rows; row++)
723 } 751 {
724 j = row2 - count + 1, i = count; 752 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
725 }
726 else /* if (j < 0) */
727 {
728 /* B: scroll down */
729 753
730 /* B1: Copy lines that will get clobbered by the rotation */ 754 if (!IN_RANGE_EXC (row + count, 0, rows))
731 for (i = 0, j = row2; i < count; i++, j--) 755 scr_blank_screen_mem (temp_buf [row], rstyle);
732 { 756 }
733 buf_text[i] = screen.text[j]; 757
734 buf_rend[i] = screen.rend[j]; 758 for (int row = 0; row < rows; row++)
735 } 759 ROW(row1 + row) = temp_buf [row];
736 /* B2: Rotate lines */ 760
737 for (j = row2, i = j - count; i >= row1; i--, j--) 761 // sever bottommost line
738 { 762 {
739 screen.tlen[j] = screen.tlen[i]; 763 line_t &l = ROW(row2);
740 screen.text[j] = screen.text[i]; 764 l.is_longer (0);
741 screen.rend[j] = screen.rend[i]; 765 l.touch ();
742 } 766 }
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 } 767 }
758 768
759 return count; 769 return count;
760} 770}
761 771
762/* ------------------------------------------------------------------------- */ 772/* ------------------------------------------------------------------------- */
763/* 773/*
764 * Add text given in <str> of length <len> to screen struct 774 * Add text given in <str> of length <len> to screen struct
765 */ 775 */
766void 776void ecb_hot
767rxvt_term::scr_add_lines (const unicode_t *str, int nlines, int len) 777rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW
768{ 778{
769 unsigned char checksel, clearsel;
770 unicode_t c;
771 int i, row, last_col;
772 text_t *stp;
773 rend_t *srp;
774
775 if (len <= 0) /* sanity */ 779 if (len <= 0) /* sanity */
776 return; 780 return;
777 781
782 bool checksel;
783 unicode_t c;
784 int ncol = this->ncol;
785 const wchar_t *strend = str + len;
786
778 want_refresh = 1; 787 want_refresh = 1;
779 last_col = TermWin.ncol;
780
781 D_SCREEN ((stderr, "rxvt_scr_add_lines (%d,%d)", nlines, len));
782 ZERO_SCROLLBACK (); 788 ZERO_SCROLLBACK ();
789
783 if (nlines > 0) 790 if (minlines > 0)
784 { 791 {
785 nlines += (screen.cur.row - screen.bscroll); 792 minlines += screen.cur.row - screen.bscroll;
793 min_it (minlines, screen.cur.row - top_row);
794
786 if ((nlines > 0) 795 if (minlines > 0
787 && (screen.tscroll == 0) 796 && screen.tscroll == 0
788 && (screen.bscroll == (TermWin.nrow - 1))) 797 && screen.bscroll == nrow - 1)
789 { 798 {
790 /* _at least_ this many lines need to be scrolled */ 799 /* _at least_ this many lines need to be scrolled */
791 scr_scroll_text (screen.tscroll, screen.bscroll, nlines, 0); 800 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
792 screen.cur.row -= nlines; 801 screen.cur.row -= minlines;
793 } 802 }
794 } 803 }
795#ifdef DEBUG_STRICT 804
796 assert (screen.cur.col < last_col); 805 assert (screen.cur.col < ncol);
797 assert ((screen.cur.row < TermWin.nrow) 806 assert (screen.cur.row < nrow
798 && (screen.cur.row >= - (int32_t)TermWin.nscrolled)); 807 && screen.cur.row >= top_row);
799#else /* drive with your eyes closed */ 808 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;
805 809
806 checksel = (selection.op 810 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
807 && current_screen == selection.screen) ? 1 : 0;
808 clearsel = 0;
809 811
810 stp = screen.text[row]; 812 line_t *line = &ROW(row);
811 srp = screen.rend[row];
812 813
813 for (i = 0; i < len;) 814 while (str < strend)
814 { 815 {
815 c = str[i++]; 816 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
816 switch (c) 817
818 if (ecb_unlikely (c < 0x20))
819 if (c == C0_LF)
817 { 820 {
818 case '\t': 821 max_it (line->l, screen.cur.col);
819 scr_tab (1); 822
823 screen.flags &= ~Screen_WrapNext;
824
825 if (screen.cur.row == screen.bscroll)
826 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
827 else if (screen.cur.row < (nrow - 1))
828 row = ++screen.cur.row;
829
830 line = &ROW(row); /* _must_ refresh */
820 continue; 831 continue;
821 case '\n': 832 }
822 if (screen.tlen[row] != -1) /* XXX: think about this */ 833 else if (c == C0_CR)
823 MAX_IT (screen.tlen[row], screen.cur.col); 834 {
824 screen.flags &= ~Screen_WrapNext; 835 max_it (line->l, screen.cur.col);
825 if (screen.cur.row == screen.bscroll) 836
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; 837 screen.flags &= ~Screen_WrapNext;
836 screen.cur.col = 0; 838 screen.cur.col = 0;
837 continue; 839 continue;
838 default:
839 if (c == 127)
840 continue; /* yummmm..... */
841 break;
842 } 840 }
841 else if (c == C0_HT)
842 {
843 scr_tab (1, true);
844 continue;
845 }
843 846
847 if (ecb_unlikely (
844 if (checksel /* see if we're writing within selection */ 848 checksel /* see if we're writing within selection */
845 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 849 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
846 && ROWCOL_IS_BEFORE (screen.cur, selection.end)) 850 && ROWCOL_IS_BEFORE (screen.cur, selection.end)
851 ))
847 { 852 {
848 checksel = 0; 853 checksel = 0;
849 clearsel = 1;
850 } 854 /*
851 855 * If we wrote anywhere in the selected area, kill the selection
852 if (screen.flags & Screen_WrapNext) 856 * XXX: should we kill the mark too? Possibly, but maybe that
857 * should be a similar check.
858 */
859 CLEAR_SELECTION ();
853 { 860 }
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;
859 861
860 stp = screen.text[row]; /* _must_ refresh */ 862 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 { 863 {
864 scr_do_wrap ();
865
866 line->l = ncol;
867 line->is_longer (1);
868
869 row = screen.cur.row;
870 line = &ROW(row); /* _must_ refresh */
871 }
872
873 // some utf-8 decoders "decode" surrogate characters: let's fix this.
874 if (ecb_unlikely (IN_RANGE_INC (c, 0xd800, 0xdfff)))
875 c = 0xfffd;
876
877 // rely on wcwidth to tell us the character width, do wcwidth before
878 // further replacements, as wcwidth might return -1 for the line
879 // drawing characters below as they might be invalid in the current
880 // locale.
881 int width = WCWIDTH (c);
882
883 if (ecb_unlikely (charsets [screen.charset] == '0')) // DEC SPECIAL
884 {
877 // vt100 special graphics and line drawing 885 // vt100 special graphics and line drawing
878 case '`': c = 0x25c6; break; case '_': c = 0x0020; break; 886 // 5f-7e standard vt100
879 case 'a': c = 0x2592; break; case 'b': c = 0x2409; break; case 'c': c = 0x240c; break; 887 // 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; 888 static uint16_t vt100_0[62] = { // 41 .. 7e
881 case 'g': c = 0x00b1; break; case 'h': c = 0x2424; break; case 'i': c = 0x240b; break; 889 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; 890 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; 891 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; 892 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; 893 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; 894 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; 895 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534, 0x252c, // 70-77
888 case '|': c = 0x2260; break; case '}': c = 0x00a3; break; case '~': c = 0x00b7; break; 896 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7, // 78-7e
889 } 897 };
890 898
899 if (c >= 0x41 && c <= 0x7e && vt100_0[c - 0x41])
900 {
901 c = vt100_0[c - 0x41];
902 width = 1; // vt100 line drawing characters are always single-width
903 }
904 }
905
906 if (ecb_unlikely (screen.flags & Screen_Insert))
907 scr_insdel_chars (width, INSERT);
908
891 if (width > 0) 909 if (width != 0)
892 { 910 {
893#if !UNICODE_3 && ENABLE_COMBINING 911#if !UNICODE_3
894 // trim characters we can't store directly :( 912 // trim characters we can't store directly :(
895 if (c >= 0x10000) 913 if (c >= 0x10000)
914# if ENABLE_COMBINING
896 c = rxvt_composite.compose (c); // map to lower 16 bits 915 c = rxvt_composite.compose (c); // map to lower 16 bits
916# else
917 c = 0xfffd;
897#endif 918# endif
919#endif
920
898 rend_t rend = SET_FONT (rstyle, TermWin.fontset->find_font (c)); 921 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
922
923 // if the character doesn't fit into the remaining columns...
924 if (ecb_unlikely (screen.cur.col > ncol - width && ncol >= width))
925 {
926 if (screen.flags & Screen_Autowrap)
927 {
928 // ... artificially enlargen the previous one
929 c = NOCHAR;
930 // and try the same character next loop iteration
931 --str;
932 }
933 else
934 screen.cur.col = ncol - width;
935 }
936
937 // nuke the character at this position, if required
938 // due to wonderful coincidences everywhere else in this loop
939 // we never have to check for overwriting a wide char itself,
940 // only its tail.
941 if (ecb_unlikely (line->t[screen.cur.col] == NOCHAR))
942 scr_kill_char (*line, screen.cur.col);
943
944 line->touch ();
899 945
900 do 946 do
901 { 947 {
902 stp[screen.cur.col] = c; 948 line->t[screen.cur.col] = c;
903 srp[screen.cur.col] = rend; 949 line->r[screen.cur.col] = rend;
904 950
905 if (screen.cur.col < last_col - 1) 951 if (ecb_likely (screen.cur.col < ncol - 1))
906 screen.cur.col++; 952 screen.cur.col++;
907 else 953 else
908 { 954 {
909 screen.tlen[row] = last_col; 955 line->l = ncol;
910 if (screen.flags & Screen_Autowrap) 956 if (screen.flags & Screen_Autowrap)
911 screen.flags |= Screen_WrapNext; 957 screen.flags |= Screen_WrapNext;
912 break; 958
959 goto end_of_line;
913 } 960 }
914 961
915 c = NOCHAR; 962 c = NOCHAR;
916 } 963 }
917 while (--width > 0); 964 while (ecb_unlikely (--width > 0));
918 965
919 // pad with spaces when overwriting wide character with smaller one 966 // pad with spaces when overwriting wide character with smaller one
920 for (int c = screen.cur.col; c < last_col && stp[c] == NOCHAR; c++) 967 for (int c = screen.cur.col; ecb_unlikely (c < ncol && line->t[c] == NOCHAR); c++)
921 { 968 {
922 stp[c] = ' '; 969 line->t[c] = ' ';
923 srp[c] = rend; 970 line->r[c] = rend;
924 } 971 }
972
973end_of_line:
925 } 974 ;
926 else if (width == 0)
927 { 975 }
928#if ENABLE_COMBINING 976#if ENABLE_COMBINING
929 // handle combining characters 977 else // width == 0
930 // we just tag the accent on the previous on-screen character. 978 {
931 // this is arguably not correct, but also arguably not wrong. 979 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 { 980 {
981 // handle combining characters
982 // we just tag the accent on the previous on-screen character.
983 // this is arguably not correct, but also arguably not wrong.
984 // we don't handle double-width characters nicely yet.
985 line_t *linep;
986 text_t *tp;
987 rend_t *rp;
988
989 if (screen.cur.col > 0)
990 {
991 linep = line;
939 tp = stp + screen.cur.col - 1; 992 tp = line->t + screen.cur.col - 1;
940 rp = srp + screen.cur.col - 1; 993 rp = line->r + screen.cur.col - 1;
994 }
995 else if (screen.cur.row > 0
996 && ROW(screen.cur.row - 1).is_longer ())
997 {
998 linep = &ROW(screen.cur.row - 1);
999 tp = line->t + ncol - 1;
1000 rp = line->r + ncol - 1;
1001 }
1002 else
1003 continue;
1004
1005 linep->touch ();
1006
1007 while (*tp == NOCHAR && tp > linep->t)
1008 tp--, rp--;
1009
1010 // first try to find a precomposed character
1011 unicode_t n = rxvt_compose (*tp, c);
1012 if (n == NOCHAR)
1013 n = rxvt_composite.compose (*tp, c);
1014
1015 *tp = n;
1016 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
941 } 1017 }
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 } 1018 }
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 unicode_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 1019#endif
963 }
964 } 1020 }
965 1021
966 if (screen.tlen[row] != -1) /* XXX: think about this */ 1022 max_it (line->l, screen.cur.col);
967 MAX_IT (screen.tlen[row], screen.cur.col);
968 1023
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); 1024 assert (screen.cur.row >= 0);
979#else /* drive with your eyes closed */
980 MAX_IT (screen.cur.row, 0);
981#endif
982} 1025}
983 1026
984/* ------------------------------------------------------------------------- */ 1027/* ------------------------------------------------------------------------- */
985/* 1028/*
986 * Process Backspace. Move back the cursor back a position, wrap if have to 1029 * Process Backspace. Move back the cursor back a position, wrap if have to
987 * XTERM_SEQ: CTRL-H 1030 * XTERM_SEQ: CTRL-H
988 */ 1031 */
989void 1032void
990rxvt_term::scr_backspace () 1033rxvt_term::scr_backspace () NOTHROW
991{ 1034{
992 want_refresh = 1;
993 if (screen.cur.col == 0) 1035 if (screen.cur.col == 0)
994 { 1036 {
995 if (screen.cur.row > 0) 1037 if (screen.cur.row > 0)
996 { 1038 {
997#ifdef TERMCAP_HAS_BW 1039#ifdef TERMCAP_HAS_BW
998 screen.cur.col = TermWin.ncol - 1; 1040 screen.cur.col = ncol - 1;
999 screen.cur.row--; 1041 --screen.cur.row;
1000 return;
1001#endif
1002 1042
1043 want_refresh = 1;
1044#endif
1003 } 1045 }
1004 } 1046 }
1005 else if ((screen.flags & Screen_WrapNext) == 0) 1047 else if (screen.flags & Screen_WrapNext)
1048 screen.flags &= ~Screen_WrapNext;
1049 else
1006 scr_gotorc (0, -1, RELATIVE); 1050 scr_gotorc (0, -1, RELATIVE);
1007 screen.flags &= ~Screen_WrapNext;
1008} 1051}
1009 1052
1010/* ------------------------------------------------------------------------- */ 1053/* ------------------------------------------------------------------------- */
1011/* 1054/*
1012 * Process Horizontal Tab 1055 * Process Horizontal Tab
1013 * count: +ve = forward; -ve = backwards 1056 * count: +ve = forward; -ve = backwards
1014 * XTERM_SEQ: CTRL-I 1057 * XTERM_SEQ: CTRL-I
1015 */ 1058 */
1016void 1059void
1017rxvt_term::scr_tab (int count) 1060rxvt_term::scr_tab (int count, bool ht) NOTHROW
1018{ 1061{
1019 int i, x; 1062 int i, x;
1020 1063
1021 D_SCREEN ((stderr, "rxvt_scr_tab (%d)", count));
1022 want_refresh = 1; 1064 want_refresh = 1;
1023 i = x = screen.cur.col; 1065 i = x = screen.cur.col;
1066
1024 if (count == 0) 1067 if (count == 0)
1025 return; 1068 return;
1026 else if (count > 0) 1069 else if (count > 0)
1027 { 1070 {
1071 line_t &l = ROW(screen.cur.row);
1072 rend_t base_rend = l.r[i];
1073 ht &= l.t[i] == ' ';
1074
1028 for (; ++i < TermWin.ncol; ) 1075 for (; ++i < ncol; )
1029 if (tabs[i]) 1076 if (tabs[i])
1030 { 1077 {
1031 x = i; 1078 x = i;
1079
1032 if (!--count) 1080 if (!--count)
1033 break; 1081 break;
1034 } 1082 }
1083 else
1084 ht &= l.t[i] == ' '
1085 && RS_SAME (l.r[i], base_rend);
1086
1035 if (count) 1087 if (count)
1036 x = TermWin.ncol - 1; 1088 x = ncol - 1;
1089
1090 // store horizontal tab commands as characters inside the text
1091 // buffer so they can be selected and pasted.
1092 if (ht && option (Opt_pastableTabs))
1093 {
1094 base_rend = SET_FONT (base_rend, 0);
1095
1096 l.touch (x);
1097
1098 i = screen.cur.col;
1099
1100 l.t[i] = '\t';
1101 l.r[i] = base_rend;
1102
1103 while (++i < x)
1104 {
1105 l.t[i] = NOCHAR;
1106 l.r[i] = base_rend;
1107 }
1108 }
1037 } 1109 }
1038 else /* if (count < 0) */ 1110 else /* if (count < 0) */
1039 { 1111 {
1040 for (; --i >= 0; ) 1112 for (; --i >= 0; )
1041 if (tabs[i]) 1113 if (tabs[i])
1042 { 1114 {
1043 x = i; 1115 x = i;
1044 if (!++count) 1116 if (!++count)
1045 break; 1117 break;
1046 } 1118 }
1119
1047 if (count) 1120 if (count)
1048 x = 0; 1121 x = 0;
1049 } 1122 }
1123
1050 if (x != screen.cur.col) 1124 if (x != screen.cur.col)
1051 scr_gotorc (0, x, R_RELATIVE); 1125 scr_gotorc (0, x, R_RELATIVE);
1052} 1126}
1053 1127
1054/* ------------------------------------------------------------------------- */ 1128/* ------------------------------------------------------------------------- */
… …
1056 * Process DEC Back Index 1130 * Process DEC Back Index
1057 * XTERM_SEQ: ESC 6 1131 * XTERM_SEQ: ESC 6
1058 * Move cursor left in row. If we're at the left boundary, shift everything 1132 * Move cursor left in row. If we're at the left boundary, shift everything
1059 * in that row right. Clear left column. 1133 * in that row right. Clear left column.
1060 */ 1134 */
1061#ifndef NO_FRILLS 1135#if !ENABLE_MINIMAL
1062void 1136void ecb_cold
1063rxvt_term::scr_backindex () 1137rxvt_term::scr_backindex () NOTHROW
1064{ 1138{
1065 if (screen.cur.col > 0) 1139 if (screen.cur.col > 0)
1066 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE); 1140 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
1067 else 1141 else
1068 {
1069 if (screen.tlen[screen.cur.row + TermWin.saveLines] == 0)
1070 return; /* um, yeah? */
1071 scr_insdel_chars (1, INSERT); 1142 scr_insdel_chars (1, INSERT);
1072 }
1073} 1143}
1074#endif 1144#endif
1075/* ------------------------------------------------------------------------- */ 1145/* ------------------------------------------------------------------------- */
1076/* 1146/*
1077 * Process DEC Forward Index 1147 * Process DEC Forward Index
1078 * XTERM_SEQ: ESC 9 1148 * XTERM_SEQ: ESC 9
1079 * Move cursor right in row. If we're at the right boundary, shift everything 1149 * Move cursor right in row. If we're at the right boundary, shift everything
1080 * in that row left. Clear right column. 1150 * in that row left. Clear right column.
1081 */ 1151 */
1082#ifndef NO_FRILLS 1152#if !ENABLE_MINIMAL
1083void 1153void ecb_cold
1084rxvt_term::scr_forwardindex () 1154rxvt_term::scr_forwardindex () NOTHROW
1085{ 1155{
1086 int row;
1087
1088 if (screen.cur.col < TermWin.ncol - 1) 1156 if (screen.cur.col < ncol - 1)
1089 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE); 1157 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1090 else 1158 else
1091 { 1159 {
1092 row = screen.cur.row + TermWin.saveLines; 1160 line_t &l = ROW(screen.cur.row);
1093 if (screen.tlen[row] == 0) 1161
1094 return; /* um, yeah? */ 1162 l.touch ();
1095 else if (screen.tlen[row] == -1) 1163 l.is_longer (0);
1096 screen.tlen[row] = TermWin.ncol; 1164
1097 scr_gotorc (0, 0, R_RELATIVE); 1165 scr_gotorc (0, 0, R_RELATIVE);
1098 scr_insdel_chars (1, DELETE); 1166 scr_insdel_chars (1, DELETE);
1099 scr_gotorc (0, TermWin.ncol - 1, R_RELATIVE); 1167 scr_gotorc (0, ncol - 1, R_RELATIVE);
1100 } 1168 }
1101} 1169}
1102#endif 1170#endif
1103 1171
1104/* ------------------------------------------------------------------------- */ 1172/* ------------------------------------------------------------------------- */
1105/* 1173/*
1106 * Goto Row/Column 1174 * Goto Row/Column
1107 */ 1175 */
1108void 1176void
1109rxvt_term::scr_gotorc (int row, int col, int relative) 1177rxvt_term::scr_gotorc (int row, int col, int relative) NOTHROW
1110{ 1178{
1111 want_refresh = 1; 1179 want_refresh = 1;
1112 ZERO_SCROLLBACK (); 1180 ZERO_SCROLLBACK ();
1113 1181
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) 1182 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
1117 : col); 1183 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 1184
1121 screen.flags &= ~Screen_WrapNext; 1185 screen.flags &= ~Screen_WrapNext;
1186
1122 if (relative & R_RELATIVE) 1187 if (relative & R_RELATIVE)
1123 { 1188 {
1124 if (row > 0) 1189 if (row > 0)
1125 { 1190 {
1126 if (screen.cur.row <= screen.bscroll 1191 if (screen.cur.row <= screen.bscroll
… …
1139 } 1204 }
1140 } 1205 }
1141 else 1206 else
1142 { 1207 {
1143 if (screen.flags & Screen_Relative) 1208 if (screen.flags & Screen_Relative)
1209 {
1144 { /* relative origin mode */ 1210 /* relative origin mode */
1145 screen.cur.row = row + screen.tscroll; 1211 screen.cur.row = row + screen.tscroll;
1146 MIN_IT (screen.cur.row, screen.bscroll); 1212 min_it (screen.cur.row, screen.bscroll);
1147 } 1213 }
1148 else 1214 else
1149 screen.cur.row = row; 1215 screen.cur.row = row;
1150 } 1216 }
1151 MAX_IT (screen.cur.row, 0);
1152 MIN_IT (screen.cur.row, (int32_t)TermWin.nrow - 1);
1153 1217
1154 while (screen.cur.col > 0 1218 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} 1219}
1158 1220
1159/* ------------------------------------------------------------------------- */ 1221/* ------------------------------------------------------------------------- */
1160/* 1222/*
1161 * direction should be UP or DN 1223 * direction should be UP or DN
1162 */ 1224 */
1163void 1225void
1164rxvt_term::scr_index (enum page_dirn direction) 1226rxvt_term::scr_index (enum page_dirn direction) NOTHROW
1165{ 1227{
1166 int dirn; 1228 int dirn;
1167 1229
1168 want_refresh = 1; 1230 want_refresh = 1;
1231 ZERO_SCROLLBACK ();
1232
1169 dirn = ((direction == UP) ? 1 : -1); 1233 dirn = ((direction == UP) ? 1 : -1);
1170 D_SCREEN ((stderr, "rxvt_scr_index (%d)", dirn));
1171
1172 ZERO_SCROLLBACK ();
1173 1234
1174 screen.flags &= ~Screen_WrapNext; 1235 screen.flags &= ~Screen_WrapNext;
1236
1175 if ((screen.cur.row == screen.bscroll && direction == UP) 1237 if ((screen.cur.row == screen.bscroll && direction == UP)
1176 || (screen.cur.row == screen.tscroll && direction == DN)) 1238 || (screen.cur.row == screen.tscroll && direction == DN))
1177 scr_scroll_text (screen.tscroll, screen.bscroll, dirn, 0); 1239 scr_scroll_text (screen.tscroll, screen.bscroll, dirn);
1178 else 1240 else
1179 screen.cur.row += dirn; 1241 screen.cur.row += dirn;
1180 MAX_IT (screen.cur.row, 0); 1242
1181 MIN_IT (screen.cur.row, (int32_t)TermWin.nrow - 1); 1243 clamp_it (screen.cur.row, 0, nrow - 1);
1182 selection_check (0); 1244 selection_check (0);
1183} 1245}
1184 1246
1185/* ------------------------------------------------------------------------- */ 1247/* ------------------------------------------------------------------------- */
1186/* 1248/*
1187 * Erase part or whole of a line 1249 * Erase part or whole of a line
1188 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1250 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1189 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1251 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1190 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1252 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1253 * extension: clear to right unless wrapped: ESC [ 3 K
1191 */ 1254 */
1192void 1255void
1193rxvt_term::scr_erase_line (int mode) 1256rxvt_term::scr_erase_line (int mode) NOTHROW
1194{ 1257{
1195 unsigned int row, col, num; 1258 unsigned int col, num;
1196 1259
1197 want_refresh = 1; 1260 want_refresh = 1;
1198 D_SCREEN ((stderr, "rxvt_scr_erase_line (%d) at screen row: %d", mode, screen.cur.row));
1199 ZERO_SCROLLBACK (); 1261 ZERO_SCROLLBACK ();
1200 1262
1201 selection_check (1); 1263 selection_check (1);
1202 1264
1203 screen.flags &= ~Screen_WrapNext; 1265 line_t &line = ROW(screen.cur.row);
1204 1266
1205 row = TermWin.saveLines + screen.cur.row; 1267 line.touch ();
1268 line.is_longer (0);
1269
1206 switch (mode) 1270 switch (mode)
1207 { 1271 {
1272 case 3:
1273 if (screen.flags & Screen_WrapNext)
1274 return;
1275
1276 /* fall through */
1277
1208 case 0: /* erase to end of line */ 1278 case 0: /* erase to end of line */
1209 col = screen.cur.col; 1279 col = screen.cur.col;
1210 num = TermWin.ncol - col; 1280 num = ncol - col;
1211 MIN_IT (screen.tlen[row], (int16_t)col); 1281 min_it (line.l, col);
1282
1212 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur) 1283 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1213 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur)) 1284 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1214 CLEAR_SELECTION (); 1285 CLEAR_SELECTION ();
1215 break; 1286 break;
1287
1216 case 1: /* erase to beginning of line */ 1288 case 1: /* erase to beginning of line */
1217 col = 0; 1289 col = 0;
1218 num = screen.cur.col + 1; 1290 num = screen.cur.col + 1;
1291
1219 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur) 1292 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur)
1220 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur)) 1293 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1221 CLEAR_SELECTION (); 1294 CLEAR_SELECTION ();
1222 break; 1295 break;
1296
1223 case 2: /* erase whole line */ 1297 case 2: /* erase whole line */
1224 col = 0; 1298 col = 0;
1225 num = TermWin.ncol; 1299 num = ncol;
1226 screen.tlen[row] = 0; 1300 line.l = 0;
1227 if (selection.beg.row <= screen.cur.row 1301 if (selection.beg.row <= screen.cur.row
1228 && selection.end.row >= screen.cur.row) 1302 && selection.end.row >= screen.cur.row)
1229 CLEAR_SELECTION (); 1303 CLEAR_SELECTION ();
1230 break; 1304 break;
1231 default: 1305 default:
1232 return; 1306 return;
1233 } 1307 }
1234 1308
1235 if (screen.text[row]) 1309 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} 1310}
1241 1311
1242/* ------------------------------------------------------------------------- */ 1312/* ------------------------------------------------------------------------- */
1243/* 1313/*
1244 * Erase part of whole of the screen 1314 * Erase part or whole of the screen
1245 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1315 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1246 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1316 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1247 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1317 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1248 */ 1318 */
1249void 1319void
1250rxvt_term::scr_erase_screen (int mode) 1320rxvt_term::scr_erase_screen (int mode) NOTHROW
1251{ 1321{
1252 int num; 1322 int num;
1253 int32_t row, row_offset; 1323 int32_t row;
1254 rend_t ren; 1324 rend_t ren;
1255 XGCValues gcvalue; 1325 XGCValues gcvalue;
1256 1326
1257 want_refresh = 1; 1327 want_refresh = 1;
1258 D_SCREEN ((stderr, "rxvt_scr_erase_screen (%d) at screen row: %d", mode, screen.cur.row));
1259 ZERO_SCROLLBACK (); 1328 ZERO_SCROLLBACK ();
1260 row_offset = (int32_t)TermWin.saveLines;
1261 1329
1262 switch (mode) 1330 switch (mode)
1263 { 1331 {
1264 case 0: /* erase to end of screen */ 1332 case 0: /* erase to end of screen */
1265 selection_check (1);
1266 scr_erase_line (0); 1333 scr_erase_line (0);
1267 row = screen.cur.row + 1; /* possible OOB */ 1334 row = screen.cur.row + 1; /* possible OOB */
1268 num = TermWin.nrow - row; 1335 num = nrow - row;
1269 break; 1336 break;
1270 case 1: /* erase to beginning of screen */ 1337 case 1: /* erase to beginning of screen */
1271 selection_check (3);
1272 scr_erase_line (1); 1338 scr_erase_line (1);
1273 row = 0; 1339 row = 0;
1274 num = screen.cur.row; 1340 num = screen.cur.row;
1275 break; 1341 break;
1276 case 2: /* erase whole screen */ 1342 case 2: /* erase whole screen */
1277 selection_check (3);
1278 row = 0; 1343 row = 0;
1279 num = TermWin.nrow; 1344 num = nrow;
1280 break; 1345 break;
1281 default: 1346 default:
1282 return; 1347 return;
1283 } 1348 }
1284 refresh_type |= REFRESH_BOUNDS; 1349
1285 if (selection.op && current_screen == selection.screen 1350 if (selection.op && current_screen == selection.screen
1286 && ((selection.beg.row >= row && selection.beg.row <= row + num) 1351 && ((selection.beg.row >= row && selection.beg.row <= row + num)
1287 || (selection.end.row >= row 1352 || (selection.end.row >= row
1288 && selection.end.row <= row + num))) 1353 && selection.end.row <= row + num)))
1289 CLEAR_SELECTION (); 1354 CLEAR_SELECTION ();
1355
1290 if (row >= TermWin.nrow) /* Out Of Bounds */ 1356 if (row >= nrow) /* Out Of Bounds */
1291 return; 1357 return;
1292 MIN_IT (num, (TermWin.nrow - row)); 1358
1359 min_it (num, nrow - row);
1360
1293 if (rstyle & (RS_RVid | RS_Uline)) 1361 if (rstyle & (RS_Blink | RS_RVid | RS_Uline))
1294 ren = (rend_t) ~RS_None; 1362 ren = (rend_t) ~RS_None;
1295 else if (GET_BASEBG (rstyle) == Color_bg) 1363 else if (GET_BASEBG (rstyle) == Color_bg)
1296 { 1364 {
1297 ren = DEFAULT_RSTYLE; 1365 ren = DEFAULT_RSTYLE;
1298 CLEAR_ROWS (row, num); 1366
1367 if (mapped)
1368 XClearArea (dpy, vt, 0,
1369 Row2Pixel (row - view_start), (unsigned int)vt_width,
1370 (unsigned int)Height2Pixel (num), False);
1299 } 1371 }
1300 else 1372 else
1301 { 1373 {
1302 ren = (rstyle & (RS_fgMask | RS_bgMask)); 1374 ren = rstyle & (RS_fgMask | RS_bgMask);
1375
1376 if (mapped)
1377 {
1303 gcvalue.foreground = PixColors[GET_BGCOLOR (rstyle)]; 1378 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1304 XChangeGC (display->display, TermWin.gc, GCForeground, &gcvalue); 1379 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1305 ERASE_ROWS (row, num); 1380 XFillRectangle (dpy, vt, gc,
1381 0, Row2Pixel (row - view_start),
1382 (unsigned int)vt_width,
1383 (unsigned int)Height2Pixel (num));
1306 gcvalue.foreground = PixColors[Color_fg]; 1384 gcvalue.foreground = pix_colors[Color_fg];
1307 XChangeGC (display->display, TermWin.gc, GCForeground, &gcvalue); 1385 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1386 }
1308 } 1387 }
1388
1309 for (; num--; row++) 1389 for (; num--; row++)
1310 { 1390 {
1311 scr_blank_screen_mem (screen.text, screen.rend, 1391 scr_blank_screen_mem (ROW(row), rstyle);
1312 (unsigned int) (row + row_offset), rstyle); 1392
1313 screen.tlen[row + row_offset] = 0; 1393 if (row - view_start < nrow)
1314 scr_blank_line (drawn_text[row], drawn_rend[row], 1394 scr_blank_line (drawn_buf [row - view_start], 0, ncol, ren);
1315 (unsigned int)TermWin.ncol, ren);
1316 } 1395 }
1317} 1396}
1397
1398#if !ENABLE_MINIMAL
1399void
1400rxvt_term::scr_erase_savelines () NOTHROW
1401{
1402 want_refresh = 1;
1403 ZERO_SCROLLBACK ();
1404
1405 top_row = 0;
1406}
1407#endif
1318 1408
1319/* ------------------------------------------------------------------------- */ 1409/* ------------------------------------------------------------------------- */
1320/* 1410/*
1321 * Fill the screen with `E's 1411 * Fill the screen with `E's
1322 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1412 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1323 */ 1413 */
1324void 1414void ecb_cold
1325rxvt_term::scr_E () 1415rxvt_term::scr_E () NOTHROW
1326{ 1416{
1327 int i, j, k; 1417 rend_t fs;
1328 rend_t *r1, fs;
1329 1418
1330 want_refresh = 1; 1419 want_refresh = 1;
1420 ZERO_SCROLLBACK ();
1421
1331 num_scr_allow = 0; 1422 num_scr_allow = 0;
1332 ZERO_SCROLLBACK ();
1333 selection_check (3);
1334 1423
1424 row_col_t pos;
1425 pos.row = pos.col = 0;
1426 if (ROWCOL_IS_AFTER (selection.end, pos))
1427 CLEAR_SELECTION ();
1428
1335 fs = SET_FONT (rstyle, TermWin.fontset->find_font ('E')); 1429 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1336 for (k = TermWin.saveLines, i = TermWin.nrow; i--; k++) 1430 for (int row = nrow; row--; )
1337 { 1431 {
1338 screen.tlen[k] = TermWin.ncol; /* make the `E's selectable */ 1432 line_t &line = ROW(row);
1433
1339 fill_text (screen.text[k], 'E', TermWin.ncol); 1434 fill_text (line.t, 'E', ncol);
1340 for (r1 = screen.rend[k], j = TermWin.ncol; j--; ) 1435 rend_t *r1 = line.r;
1436
1437 for (int j = ncol; j--; )
1341 *r1++ = fs; 1438 *r1++ = fs;
1439
1440 line.is_longer (0);
1441 line.touch (ncol);
1342 } 1442 }
1343} 1443}
1344 1444
1345/* ------------------------------------------------------------------------- */ 1445/* ------------------------------------------------------------------------- */
1346/* 1446/*
1347 * Insert/Delete <count> lines 1447 * Insert/Delete <count> lines
1348 */ 1448 */
1349void 1449void
1350rxvt_term::scr_insdel_lines (int count, int insdel) 1450rxvt_term::scr_insdel_lines (int count, int insdel) NOTHROW
1351{ 1451{
1352 int end; 1452 int end;
1353 1453
1354 ZERO_SCROLLBACK (); 1454 ZERO_SCROLLBACK ();
1355 1455
1356 selection_check (1); 1456 selection_check (1);
1357 1457
… …
1364 if (insdel == DELETE) 1464 if (insdel == DELETE)
1365 return; 1465 return;
1366 else if (insdel == INSERT) 1466 else if (insdel == INSERT)
1367 count = end; 1467 count = end;
1368 } 1468 }
1369 screen.flags &= ~Screen_WrapNext;
1370 1469
1470 scr_do_wrap ();
1471
1371 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count, 0); 1472 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count);
1372} 1473}
1373 1474
1374/* ------------------------------------------------------------------------- */ 1475/* ------------------------------------------------------------------------- */
1375/* 1476/*
1376 * Insert/Delete <count> characters from the current position 1477 * Insert/Delete <count> characters from the current position
1377 */ 1478 */
1378void 1479void
1379rxvt_term::scr_insdel_chars (int count, int insdel) 1480rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW
1380{ 1481{
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; 1482 want_refresh = 1;
1388 ZERO_SCROLLBACK (); 1483 ZERO_SCROLLBACK ();
1389 1484
1390 if (count <= 0) 1485 if (count <= 0)
1391 return; 1486 return;
1392 1487
1488 scr_do_wrap ();
1489
1393 selection_check (1); 1490 selection_check (1);
1394 MIN_IT (count, (TermWin.ncol - screen.cur.col)); 1491 min_it (count, ncol - screen.cur.col);
1395 1492
1396 row = screen.cur.row + TermWin.saveLines; 1493 int row = screen.cur.row;
1397 screen.flags &= ~Screen_WrapNext;
1398 1494
1399 stp = screen.text[row]; 1495 line_t *line = &ROW(row);
1400 srp = screen.rend[row]; 1496
1401 slp = & (screen.tlen[row]); 1497 line->touch ();
1498 line->is_longer (0);
1499
1500 // nuke wide spanning the start
1501 if (line->t[screen.cur.col] == NOCHAR)
1502 scr_kill_char (*line, screen.cur.col);
1503
1402 switch (insdel) 1504 switch (insdel)
1403 { 1505 {
1404 case INSERT: 1506 case INSERT:
1405 for (col = TermWin.ncol - 1; (col - count) >= screen.cur.col; 1507 line->l = min (line->l + count, ncol);
1406 col--) 1508
1509 if (line->t[screen.cur.col] == NOCHAR)
1510 scr_kill_char (*line, screen.cur.col);
1511
1512 for (int col = ncol - 1; (col - count) >= screen.cur.col; col--)
1407 { 1513 {
1408 stp[col] = stp[col - count]; 1514 line->t[col] = line->t[col - count];
1409 srp[col] = srp[col - count]; 1515 line->r[col] = line->r[col - count];
1410 } 1516 }
1411 if (*slp != -1) 1517
1412 {
1413 *slp += count;
1414 MIN_IT (*slp, TermWin.ncol);
1415 }
1416 if (selection.op && current_screen == selection.screen 1518 if (selection.op && current_screen == selection.screen
1417 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) 1519 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1418 { 1520 {
1419 if (selection.end.row != screen.cur.row 1521 if (selection.end.row != screen.cur.row
1420 || (selection.end.col + count >= TermWin.ncol)) 1522 || (selection.end.col + count >= ncol))
1421 CLEAR_SELECTION (); 1523 CLEAR_SELECTION ();
1422 else 1524 else
1525 {
1423 { /* shift selection */ 1526 /* shift selection */
1424 selection.beg.col += count; 1527 selection.beg.col += count;
1425 selection.mark.col += count; /* XXX: yes? */ 1528 selection.mark.col += count; /* XXX: yes? */
1426 selection.end.col += count; 1529 selection.end.col += count;
1427 } 1530 }
1428 } 1531 }
1429 scr_blank_line (& (stp[screen.cur.col]), & (srp[screen.cur.col]), 1532
1430 (unsigned int)count, rstyle); 1533 scr_blank_line (*line, screen.cur.col, count, rstyle);
1431 break; 1534 break;
1535
1432 case ERASE: 1536 case ERASE:
1433 screen.cur.col += count; /* don't worry if > TermWin.ncol */ 1537 screen.cur.col += count; /* don't worry if > ncol */
1434 selection_check (1); 1538 selection_check (1);
1435 screen.cur.col -= count; 1539 screen.cur.col -= count;
1436 scr_blank_line (& (stp[screen.cur.col]), & (srp[screen.cur.col]), 1540
1437 (unsigned int)count, rstyle); 1541 // nuke wide char after the end
1542 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1543 scr_kill_char (*line, screen.cur.col + count);
1544
1545 scr_blank_line (*line, screen.cur.col, count, rstyle);
1438 break; 1546 break;
1547
1439 case DELETE: 1548 case DELETE:
1440 tr = srp[TermWin.ncol - 1] 1549 line->l = max (line->l - count, 0);
1441 & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1550
1551 // nuke wide char spanning the end
1552 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1553 scr_kill_char (*line, screen.cur.col + count);
1554
1442 for (col = screen.cur.col; (col + count) < TermWin.ncol; col++) 1555 for (int col = screen.cur.col; (col + count) < ncol; col++)
1443 { 1556 {
1444 stp[col] = stp[col + count]; 1557 line->t[col] = line->t[col + count];
1445 srp[col] = srp[col + count]; 1558 line->r[col] = line->r[col + count];
1446 } 1559 }
1447 scr_blank_line (& (stp[TermWin.ncol - count]), 1560
1448 & (srp[TermWin.ncol - count]), 1561 scr_blank_line (*line, ncol - count, count, rstyle);
1449 (unsigned int)count, tr); 1562
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 1563 if (selection.op && current_screen == selection.screen
1455 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) 1564 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1456 { 1565 {
1457 if (selection.end.row != screen.cur.row 1566 if (selection.end.row != screen.cur.row
1458 || (screen.cur.col >= selection.beg.col - count) 1567 || (screen.cur.col >= selection.beg.col - count)
1459 || selection.end.col >= TermWin.ncol) 1568 || selection.end.col >= ncol)
1460 CLEAR_SELECTION (); 1569 CLEAR_SELECTION ();
1461 else 1570 else
1462 { 1571 {
1463 /* shift selection */ 1572 /* shift selection */
1464 selection.beg.col -= count; 1573 selection.beg.col -= count;
1465 selection.mark.col -= count; /* XXX: yes? */ 1574 selection.mark.col -= count; /* XXX: yes? */
1466 selection.end.col -= count; 1575 selection.end.col -= count;
1467 } 1576 }
1468 } 1577 }
1578
1469 break; 1579 break;
1470 } 1580 }
1471} 1581}
1472 1582
1473/* ------------------------------------------------------------------------- */ 1583/* ------------------------------------------------------------------------- */
1474/* 1584/*
1475 * Set the scrolling region 1585 * Set the scrolling region
1476 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1586 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1477 */ 1587 */
1478void 1588void ecb_cold
1479rxvt_term::scr_scroll_region (int top, int bot) 1589rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1480{ 1590{
1481 MAX_IT (top, 0); 1591 max_it (top, 0);
1482 MIN_IT (bot, (int)TermWin.nrow - 1); 1592 min_it (bot, nrow - 1);
1593
1483 if (top > bot) 1594 if (top > bot)
1484 return; 1595 return;
1596
1485 screen.tscroll = top; 1597 screen.tscroll = top;
1486 screen.bscroll = bot; 1598 screen.bscroll = bot;
1487 scr_gotorc (0, 0, 0); 1599 scr_gotorc (0, 0, 0);
1488} 1600}
1489 1601
… …
1491/* 1603/*
1492 * Make the cursor visible/invisible 1604 * Make the cursor visible/invisible
1493 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1605 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1494 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1606 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1495 */ 1607 */
1496void 1608void ecb_cold
1497rxvt_term::scr_cursor_visible (int mode) 1609rxvt_term::scr_cursor_visible (int mode) NOTHROW
1498{ 1610{
1499 want_refresh = 1; 1611 want_refresh = 1;
1612
1500 if (mode) 1613 if (mode)
1501 screen.flags |= Screen_VisibleCursor; 1614 screen.flags |= Screen_VisibleCursor;
1502 else 1615 else
1503 screen.flags &= ~Screen_VisibleCursor; 1616 screen.flags &= ~Screen_VisibleCursor;
1504} 1617}
… …
1507/* 1620/*
1508 * Set/unset automatic wrapping 1621 * Set/unset automatic wrapping
1509 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1622 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1510 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1623 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1511 */ 1624 */
1512void 1625void ecb_cold
1513rxvt_term::scr_autowrap (int mode) 1626rxvt_term::scr_autowrap (int mode) NOTHROW
1514{ 1627{
1515 if (mode) 1628 if (mode)
1516 screen.flags |= Screen_Autowrap; 1629 screen.flags |= Screen_Autowrap;
1517 else 1630 else
1518 screen.flags &= ~ (Screen_Autowrap | Screen_WrapNext); 1631 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
1519} 1632}
1520 1633
1521/* ------------------------------------------------------------------------- */ 1634/* ------------------------------------------------------------------------- */
1522/* 1635/*
1523 * Set/unset margin origin mode 1636 * Set/unset margin origin mode
… …
1526 * Relative mode: line numbers are relative to top margin of scrolling region 1639 * Relative mode: line numbers are relative to top margin of scrolling region
1527 * and the cursor cannot be moved outside. 1640 * and the cursor cannot be moved outside.
1528 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1641 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1529 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1642 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1530 */ 1643 */
1531void 1644void ecb_cold
1532rxvt_term::scr_relative_origin (int mode) 1645rxvt_term::scr_relative_origin (int mode) NOTHROW
1533{ 1646{
1534 if (mode) 1647 if (mode)
1535 screen.flags |= Screen_Relative; 1648 screen.flags |= Screen_Relative;
1536 else 1649 else
1537 screen.flags &= ~Screen_Relative; 1650 screen.flags &= ~Screen_Relative;
1651
1538 scr_gotorc (0, 0, 0); 1652 scr_gotorc (0, 0, 0);
1539} 1653}
1540 1654
1541/* ------------------------------------------------------------------------- */ 1655/* ------------------------------------------------------------------------- */
1542/* 1656/*
1543 * Set insert/replace mode 1657 * Set insert/replace mode
1544 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1658 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1545 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1659 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1546 */ 1660 */
1547void 1661void ecb_cold
1548rxvt_term::scr_insert_mode (int mode) 1662rxvt_term::scr_insert_mode (int mode) NOTHROW
1549{ 1663{
1550 if (mode) 1664 if (mode)
1551 screen.flags |= Screen_Insert; 1665 screen.flags |= Screen_Insert;
1552 else 1666 else
1553 screen.flags &= ~Screen_Insert; 1667 screen.flags &= ~Screen_Insert;
… …
1558 * Set/Unset tabs 1672 * Set/Unset tabs
1559 * XTERM_SEQ: Set tab at current column : ESC H 1673 * XTERM_SEQ: Set tab at current column : ESC H
1560 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1674 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1561 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1675 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1562 */ 1676 */
1563void 1677void ecb_cold
1564rxvt_term::scr_set_tab (int mode) 1678rxvt_term::scr_set_tab (int mode) NOTHROW
1565{ 1679{
1566 if (mode < 0) 1680 if (mode < 0)
1567 MEMSET (tabs, 0, TermWin.ncol * sizeof (char)); 1681 memset (tabs, 0, ncol);
1568 else if (screen.cur.col < TermWin.ncol) 1682 else if (screen.cur.col < ncol)
1569 tabs[screen.cur.col] = (mode ? 1 : 0); 1683 tabs [screen.cur.col] = !!mode;
1570} 1684}
1571 1685
1572/* ------------------------------------------------------------------------- */ 1686/* ------------------------------------------------------------------------- */
1573/* 1687/*
1574 * Set reverse/normal video 1688 * Set reverse/normal video
1575 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1689 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1576 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1690 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1577 */ 1691 */
1578void 1692void
1579rxvt_term::scr_rvideo_mode (int mode) 1693rxvt_term::scr_rvideo_mode (bool on) NOTHROW
1580{ 1694{
1581 XGCValues gcvalue; 1695 rvideo_mode = on;
1582 1696
1697#ifndef NO_BELL
1698 on ^= rvideo_bell;
1699#endif
1700
1583 if (rvideo != mode) 1701 if (rvideo_state != on)
1584 { 1702 {
1585 rvideo = mode; 1703 rvideo_state = on;
1586 SWAP_IT (PixColors[Color_fg], PixColors[Color_bg], rxvt_color); 1704
1587#if defined(XPM_BACKGROUND) 1705 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1706#ifdef HAVE_BG_PIXMAP
1588 if (bgPixmap.pixmap == None) 1707 if (bg_pixmap == None)
1589#endif 1708#endif
1590#if defined(TRANSPARENT) 1709 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1591 if (! (Options & Opt_transparent) || am_transparent == 0)
1592#endif
1593 XSetWindowBackground (display->display, TermWin.vt,
1594 PixColors[Color_bg]);
1595 1710
1711 XGCValues gcvalue;
1596 gcvalue.foreground = PixColors[Color_fg]; 1712 gcvalue.foreground = pix_colors[Color_fg];
1597 gcvalue.background = PixColors[Color_bg]; 1713 gcvalue.background = pix_colors[Color_bg];
1598 XChangeGC (display->display, TermWin.gc, GCBackground | GCForeground, 1714 XChangeGC (dpy, gc, GCBackground | GCForeground, &gcvalue);
1599 &gcvalue); 1715
1600 scr_clear (); 1716 scr_clear ();
1601 scr_touch (true); 1717 scr_touch (true);
1602 } 1718 }
1603} 1719}
1604 1720
1605/* ------------------------------------------------------------------------- */ 1721/* ------------------------------------------------------------------------- */
1606/* 1722/*
1607 * Report current cursor position 1723 * Report current cursor position
1608 * XTERM_SEQ: Report position: ESC [ 6 n 1724 * XTERM_SEQ: Report position: ESC [ 6 n
1609 */ 1725 */
1610void 1726void ecb_cold
1611rxvt_term::scr_report_position () 1727rxvt_term::scr_report_position () NOTHROW
1612{ 1728{
1613 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1); 1729 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1614} 1730}
1615 1731
1616/* ------------------------------------------------------------------------- * 1732/* ------------------------------------------------------------------------- *
… …
1618 * ------------------------------------------------------------------------- */ 1734 * ------------------------------------------------------------------------- */
1619 1735
1620/* 1736/*
1621 * Set font style 1737 * Set font style
1622 */ 1738 */
1623void 1739void ecb_cold
1624rxvt_term::set_font_style () 1740rxvt_term::set_font_style () NOTHROW
1625{ 1741{
1742#if 0
1626 switch (charsets[screen.charset]) 1743 switch (charsets [screen.charset])
1627 { 1744 {
1628 case '0': /* DEC Special Character & Line Drawing Set */ 1745 case '0': /* DEC Special Character & Line Drawing Set */
1629 break; 1746 break;
1630 case 'A': /* United Kingdom (UK) */ 1747 case 'A': /* United Kingdom (UK) */
1631 break; 1748 break;
… …
1638 case 'C': /* Finnish character set */ 1755 case 'C': /* Finnish character set */
1639 break; 1756 break;
1640 case 'K': /* German character set */ 1757 case 'K': /* German character set */
1641 break; 1758 break;
1642 } 1759 }
1760#endif
1643} 1761}
1644 1762
1645/* ------------------------------------------------------------------------- */ 1763/* ------------------------------------------------------------------------- */
1646/* 1764/*
1647 * Choose a font 1765 * Choose a font
1648 * XTERM_SEQ: Invoke G0 character set: CTRL-O 1766 * XTERM_SEQ: Invoke G0 character set: CTRL-O
1649 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1767 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1650 * XTERM_SEQ: Invoke G2 character set: ESC N 1768 * XTERM_SEQ: Invoke G2 character set: ESC N
1651 * XTERM_SEQ: Invoke G3 character set: ESC O 1769 * XTERM_SEQ: Invoke G3 character set: ESC O
1652 */ 1770 */
1653void 1771void ecb_cold
1654rxvt_term::scr_charset_choose (int set) 1772rxvt_term::scr_charset_choose (int set) NOTHROW
1655 { 1773{
1656 screen.charset = set; 1774 screen.charset = set;
1657 set_font_style (); 1775 set_font_style ();
1658 } 1776}
1659 1777
1660/* ------------------------------------------------------------------------- */ 1778/* ------------------------------------------------------------------------- */
1661/* 1779/*
1662 * Set a font 1780 * Set a font
1663 * XTERM_SEQ: Set G0 character set: ESC ( <C> 1781 * XTERM_SEQ: Set G0 character set: ESC ( <C>
… …
1665 * XTERM_SEQ: Set G2 character set: ESC * <C> 1783 * XTERM_SEQ: Set G2 character set: ESC * <C>
1666 * XTERM_SEQ: Set G3 character set: ESC + <C> 1784 * XTERM_SEQ: Set G3 character set: ESC + <C>
1667 * See set_font_style for possible values for <C> 1785 * See set_font_style for possible values for <C>
1668 */ 1786 */
1669void 1787void
1670rxvt_term::scr_charset_set (int set, unsigned int ch) 1788rxvt_term::scr_charset_set (int set, unsigned int ch) NOTHROW
1671 { 1789{
1672 charsets[set] = (unsigned char)ch; 1790 charsets[set] = (unsigned char)ch;
1673 set_font_style (); 1791 set_font_style ();
1674 } 1792}
1675 1793
1676 1794
1677/* ------------------------------------------------------------------------- * 1795/* ------------------------------------------------------------------------- *
1678 * MAJOR SCREEN MANIPULATION * 1796 * MAJOR SCREEN MANIPULATION *
1679 * ------------------------------------------------------------------------- */ 1797 * ------------------------------------------------------------------------- */
1680 1798
1681/* 1799/*
1682 * refresh matching text. 1800 * refresh matching text.
1683 */ 1801 */
1684bool 1802bool ecb_cold
1685rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) 1803rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW
1686{ 1804{
1687 bool found = false; 1805 bool found = false;
1688 1806
1689 for (int i = 0; i < TermWin.nrow; i++) 1807 for (int i = 0; i < nrow; i++)
1690 { 1808 {
1691 int col = 0;
1692 rend_t *drp = drawn_rend [i]; 1809 rend_t *drp = drawn_buf[i].r;
1693 1810
1694 for (; col < TermWin.ncol; col++, drp++) 1811 for (int col = 0; col < ncol; col++, drp++)
1695 if ((*drp & mask) == value) 1812 if ((*drp & mask) == value)
1696 { 1813 {
1697 found = true; 1814 found = true;
1698 *drp = ~value; 1815 *drp = ~value;
1699 } 1816 }
… …
1709 PART_BEG = 0, 1826 PART_BEG = 0,
1710 PART_END, 1827 PART_END,
1711 RC_COUNT 1828 RC_COUNT
1712}; 1829};
1713 1830
1714void 1831void ecb_hot
1715rxvt_term::scr_expose (int x, int y, int width, int height, bool refresh) 1832rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW
1716{ 1833{
1717 int i; 1834 int i;
1718 row_col_t rc[RC_COUNT]; 1835 row_col_t rc[RC_COUNT];
1719 1836
1720 if (drawn_text == NULL) /* sanity check */ 1837 if (!drawn_buf) /* sanity check */
1721 return; 1838 return;
1722 1839
1723#ifdef DEBUG_STRICT 1840#ifndef NO_SLOW_LINK_SUPPORT
1724 x = max (x, (int)TermWin.int_bwidth); 1841 if (refresh_type == FAST_REFRESH && !display->is_local)
1725 x = min (x, (int)TermWin.width); 1842 {
1726 y = max (y, (int)TermWin.int_bwidth); 1843 y = 0;
1727 y = min (y, (int)TermWin.height); 1844 eheight = height;
1845 }
1728#endif 1846#endif
1729 1847
1730 /* round down */ 1848 /* round down */
1731 rc[PART_BEG].col = Pixel2Col (x); 1849 rc[PART_BEG].col = Pixel2Col (x);
1732 rc[PART_BEG].row = Pixel2Row (y); 1850 rc[PART_BEG].row = Pixel2Row (y);
1733 /* round up */ 1851 /* round up */
1734 rc[PART_END].col = Pixel2Width (x + width + TermWin.fwidth - 1); 1852 rc[PART_END].col = Pixel2Width (x + ewidth + fwidth - 1);
1735 rc[PART_END].row = Pixel2Row (y + height + TermWin.fheight - 1); 1853 rc[PART_END].row = Pixel2Row (y + eheight + fheight - 1);
1736 1854
1737 /* sanity checks */ 1855 /* sanity checks */
1738 for (i = PART_BEG; i < RC_COUNT; i++) 1856 for (i = PART_BEG; i < RC_COUNT; i++)
1739 { 1857 {
1740 MIN_IT (rc[i].col, TermWin.ncol - 1); 1858 min_it (rc[i].col, ncol - 1);
1741 MIN_IT (rc[i].row, TermWin.nrow - 1); 1859 min_it (rc[i].row, nrow - 1);
1742 } 1860 }
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 1861
1746 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1862 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1747 fill_text (& (drawn_text[i][rc[PART_BEG].col]), 0, 1863 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)); 1864
1865 num_scr_allow = 0;
1749 1866
1750 if (refresh) 1867 if (refresh)
1751 scr_refresh (SLOW_REFRESH | REFRESH_BOUNDS); 1868 scr_refresh ();
1752} 1869}
1753 1870
1754/* ------------------------------------------------------------------------- */ 1871/* ------------------------------------------------------------------------- */
1755/* 1872/*
1756 * Refresh the entire screen 1873 * Refresh the entire screen
1757 */ 1874 */
1758void 1875void
1759rxvt_term::scr_touch (bool refresh) 1876rxvt_term::scr_touch (bool refresh) NOTHROW
1760{ 1877{
1761 scr_expose (0, 0, TermWin.width, TermWin.height, refresh); 1878 scr_expose (0, 0, vt_width, vt_height, refresh);
1762} 1879}
1763 1880
1764/* ------------------------------------------------------------------------- */ 1881/* ------------------------------------------------------------------------- */
1765/* 1882/*
1766 * Move the display so that the line represented by scrollbar value Y is at 1883 * Move the display so that the line represented by scrollbar value Y is at
1767 * the top of the screen 1884 * the top of the screen
1768 */ 1885 */
1769int 1886void
1770rxvt_term::scr_move_to (int y, int len) 1887rxvt_term::scr_move_to (int y, int len) NOTHROW
1771{ 1888{
1772 long p = 0; 1889 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} 1890}
1787 1891
1788/* ------------------------------------------------------------------------- */ 1892/* ------------------------------------------------------------------------- */
1789/* 1893/*
1790 * Page the screen up/down nlines 1894 * Page the screen up/down nlines
1791 * direction should be UP or DN 1895 * direction should be UP or DN
1792 */ 1896 */
1793int 1897bool
1794rxvt_term::scr_page (enum page_dirn direction, int nlines) 1898rxvt_term::scr_page (enum page_dirn direction, int nlines) NOTHROW
1795{ 1899{
1796 int n; 1900 int new_view_start =
1797 uint16_t oldviewstart; 1901 direction == UP ? view_start - nlines
1902 : view_start + nlines;
1798 1903
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); 1904 return scr_changeview (new_view_start);
1815} 1905}
1816 1906
1817int 1907bool
1818rxvt_term::scr_changeview (uint16_t oldviewstart) 1908rxvt_term::scr_changeview (int new_view_start) NOTHROW
1819{ 1909{
1910 clamp_it (new_view_start, top_row, 0);
1911
1820 if (TermWin.view_start != oldviewstart) 1912 if (new_view_start == view_start)
1821 { 1913 return false;
1914
1915 num_scr += new_view_start - view_start;
1916 view_start = new_view_start;
1822 want_refresh = 1; 1917 want_refresh = 1;
1823 num_scr -= (TermWin.view_start - oldviewstart);
1824 }
1825 return (int) (TermWin.view_start - oldviewstart);
1826}
1827 1918
1828/* ------------------------------------------------------------------------- */ 1919 HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
1829void 1920
1830rxvt_term::scr_bell () 1921 return true;
1831{ 1922}
1923
1832#ifndef NO_BELL 1924#ifndef NO_BELL
1925void
1926rxvt_term::bell_cb (ev::timer &w, int revents)
1927{
1928 rvideo_bell = false;
1929 scr_rvideo_mode (rvideo_mode);
1930 refresh_check ();
1931}
1932#endif
1933
1934/* ------------------------------------------------------------------------- */
1935void
1936rxvt_term::scr_bell () NOTHROW
1937{
1938#ifndef NO_BELL
1939
1833# ifndef NO_MAPALERT 1940# ifndef NO_MAPALERT
1834# ifdef MAPALERT_OPTION 1941# ifdef MAPALERT_OPTION
1835 if (Options & Opt_mapAlert) 1942 if (option (Opt_mapAlert))
1836# endif 1943# endif
1837 XMapWindow (display->display, TermWin.parent[0]); 1944 XMapWindow (dpy, parent);
1838# endif 1945# endif
1946
1947# if ENABLE_FRILLS
1948 if (option (Opt_urgentOnBell))
1949 set_urgency (1);
1950# endif
1951
1839 if (Options & Opt_visualBell) 1952 if (option (Opt_visualBell))
1840 { 1953 {
1841 scr_rvideo_mode (!rvideo); /* refresh also done */ 1954 rvideo_bell = true;
1842 scr_rvideo_mode (!rvideo); /* refresh also done */ 1955 scr_rvideo_mode (rvideo_mode);
1956 flush ();
1957
1958 bell_ev.start (VISUAL_BELL_DURATION);
1843 } 1959 }
1844 else 1960 else
1845 XBell (display->display, 0); 1961 XBell (dpy, 0);
1962 HOOK_INVOKE ((this, HOOK_BELL, DT_END));
1846#endif 1963#endif
1847} 1964}
1848 1965
1849/* ------------------------------------------------------------------------- */ 1966/* ------------------------------------------------------------------------- */
1850/* ARGSUSED */ 1967void ecb_cold
1851void
1852rxvt_term::scr_printscreen (int fullhist) 1968rxvt_term::scr_printscreen (int fullhist) NOTHROW
1853{ 1969{
1854#ifdef PRINTPIPE 1970#ifdef PRINTPIPE
1855 int i, r1, nrows, row_offset; 1971 int nrows, row_start;
1856 text_t *t; 1972 FILE *fd = popen_printer ();
1857 FILE *fd;
1858 1973
1859 if ((fd = popen_printer ()) == NULL) 1974 if (!fd)
1860 return; 1975 return;
1861 nrows = TermWin.nrow; 1976
1862 row_offset = TermWin.saveLines;
1863 if (!fullhist) 1977 if (fullhist)
1864 row_offset -= TermWin.view_start; 1978 {
1979 nrows = nrow - top_row;
1980 row_start = top_row;
1981 }
1865 else 1982 else
1866 { 1983 {
1867 nrows += TermWin.nscrolled; 1984 nrows = nrow;
1868 row_offset -= TermWin.nscrolled; 1985 row_start = view_start;
1869 }
1870
1871 for (r1 = 0; r1 < nrows; r1++)
1872 { 1986 }
1873 t = screen.text[r1 + row_offset]; 1987
1874 for (i = TermWin.ncol - 1; i >= 0; i--) 1988 wctomb (0, 0);
1875 if (!isspace (t[i])) 1989
1876 break; 1990 for (int r1 = row_start; r1 < row_start + nrows; r1++)
1877 fprintf (fd, "%.*s\n", (i + 1), t);
1878 } 1991 {
1992 text_t *tp = ROW(r1).t;
1993 int len = ROW(r1).l;
1994
1995 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
1996 {
1997 char mb[MB_LEN_MAX];
1998 text_t t = *tp++;
1999 if (t == NOCHAR)
2000 continue;
2001
2002 len = wctomb (mb, t);
2003
2004 if (len <= 0)
2005 {
2006 mb[0] = ' ';
2007 len = 1;
2008 }
2009
2010 fwrite (mb, 1, len, fd);
2011 }
2012
2013 fputc ('\n', fd);
2014 }
2015
1879 pclose_printer (fd); 2016 pclose_printer (fd);
1880#endif 2017#endif
1881} 2018}
1882 2019
1883/* ------------------------------------------------------------------------- */ 2020/* ------------------------------------------------------------------------- */
1884/* 2021/*
1885 * Refresh the screen 2022 * Refresh the screen
1886 * drawn_text/drawn_rend contain the screen information before the update. 2023 * drawn_text/drawn_rend contain the screen information before the update.
1887 * screen.text/screen.rend contain what the screen will change to. 2024 * screen.text/screen.rend contain what the screen will change to.
1888 */ 2025 */
1889 2026void ecb_hot
1890#define FONT_WIDTH(X, Y) \ 2027rxvt_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{ 2028{
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 */ 2029 int16_t col, row, /* column/row we're processing */
1908 ocrow; /* old cursor row */ 2030 ocrow; /* old cursor row */
1909 int i, /* tmp */ 2031 int i; /* tmp */
1910 row_offset; /* basic offset in screen structure */
1911#ifndef NO_CURSORCOLOR 2032#ifndef NO_CURSORCOLOR
1912 rend_t cc1; /* store colours at cursor position (s) */ 2033 rend_t cc1; /* store colours at cursor position (s) */
1913#endif 2034#endif
1914 rend_t *drp, *srp; /* drawn-rend-pointer, screen-rend-pointer */ 2035 rend_t *crp; // cursor rendition pointer
1915 text_t *dtp, *stp; /* drawn-text-pointer, screen-text-pointer */ 2036 rend_t ccol1, /* Cursor colour */
2037 ccol2; /* Cursor colour2 */
1916 2038
2039 want_refresh = 0; /* screen is current */
2040
1917 if (refresh_type == NO_REFRESH || !TermWin.mapped) 2041 if (refresh_type == NO_REFRESH || !mapped)
1918 return; 2042 return;
1919 2043
1920 /* 2044 /*
1921 * A: set up vars 2045 * A: set up vars
1922 */ 2046 */
1923 clearfirst = clearlast = must_clear = 0;
1924
1925 refresh_count = 0; 2047 refresh_count = 0;
1926 2048
1927 row_offset = TermWin.saveLines - TermWin.view_start; 2049 unsigned int old_screen_flags = screen.flags;
1928 2050 bool have_bg = 0;
1929 if ((refresh_type & REFRESH_BOUNDS)) 2051#ifdef HAVE_BG_PIXMAP
1930 { 2052 have_bg = bg_pixmap != None;
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 2053#endif
1941 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */ 2054 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
1942 2055
1943 /* 2056 /*
1944 * B: reverse any characters which are selected 2057 * B: reverse any characters which are selected
1945 */ 2058 */
1946 scr_reverse_selection (); 2059 scr_reverse_selection ();
1947 2060
2061 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2062#if ENABLE_OVERLAY
2063 scr_swap_overlay ();
2064#endif
2065
2066 bool showcursor = screen.flags & Screen_VisibleCursor;
2067
1948 /* 2068 /*
1949 * C: set the cursor character (s) 2069 * C: set the cursor character (s)
1950 */ 2070 */
1951 { 2071 {
1952 unsigned char setoldcursor; 2072 bool setoldcursor;
1953 rend_t ccol1, /* Cursor colour */
1954 ccol2; /* Cursor colour2 */
1955 2073
1956 showcursor = (screen.flags & Screen_VisibleCursor);
1957#ifdef CURSOR_BLINK 2074#ifdef CURSOR_BLINK
1958 if (hidden_cursor) 2075 if (hidden_cursor)
1959 showcursor = 0; 2076 showcursor = 0;
1960#endif 2077#endif
1961 2078
1962 if (showcursor) 2079 if (showcursor)
1963 { 2080 {
1964 srp = & (screen.rend[screen.cur.row + TermWin.saveLines] 2081 int col = screen.cur.col;
1965 [screen.cur.col]);
1966 2082
1967 if (showcursor && TermWin.focus) 2083 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2084 col--;
2085
2086 crp = &ROW(screen.cur.row).r[col];
2087
2088#ifndef NO_CURSORCOLOR
2089 cc1 = *crp & (RS_fgMask | RS_bgMask);
2090 if (ISSET_PIXCOLOR (Color_cursor))
2091 ccol1 = Color_cursor;
2092 else
2093#endif
2094#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2095 ccol1 = fgcolor_of (rstyle);
2096#else
2097 ccol1 = Color_fg;
2098#endif
2099
2100#ifndef NO_CURSORCOLOR
2101 if (ISSET_PIXCOLOR (Color_cursor2))
2102 ccol2 = Color_cursor2;
2103 else
2104#endif
2105#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2106 ccol2 = bgcolor_of (rstyle);
2107#else
2108 ccol2 = Color_bg;
2109#endif
2110
2111 if (focus)
1968 { 2112 {
2113 if (option (Opt_cursorUnderline))
1969 *srp ^= RS_RVid; 2114 *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 2115 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 2116 {
1983#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2117 *crp ^= RS_RVid;
1984 ccol2 = GET_BGCOLOR (rstyle);
1985#else
1986 ccol2 = Color_bg;
1987#endif
1988 *srp = SET_FGCOLOR (*srp, ccol1); 2118 *crp = SET_FGCOLOR (*crp, ccol1);
1989 *srp = SET_BGCOLOR (*srp, ccol2); 2119 *crp = SET_BGCOLOR (*crp, ccol2);
1990#endif 2120 }
1991 } 2121 }
1992 } 2122 }
1993 2123
1994 /* make sure no outline cursor is left around */ 2124 /* make sure no outline cursor is left around */
1995 setoldcursor = 0; 2125 setoldcursor = 0;
1996 if (ocrow != -1) 2126 if (ocrow != -1)
1997 { 2127 {
1998 if (screen.cur.row + TermWin.view_start != ocrow 2128 if (screen.cur.row - view_start != ocrow
1999 || screen.cur.col != oldcursor.col) 2129 || screen.cur.col != oldcursor.col)
2000 { 2130 {
2001 if (ocrow < TermWin.nrow 2131 if (ocrow < nrow
2002 && oldcursor.col < TermWin.ncol) 2132 && oldcursor.col < ncol)
2003 {
2004 drawn_rend[ocrow][oldcursor.col] ^= (RS_RVid | RS_Uline); 2133 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
2005 } 2134
2006 if (TermWin.focus || !showcursor) 2135 if (focus || !showcursor)
2007 oldcursor.row = -1; 2136 oldcursor.row = -1;
2008 else 2137 else
2009 setoldcursor = 1; 2138 setoldcursor = 1;
2010 } 2139 }
2011 } 2140 }
2012 else if (!TermWin.focus) 2141 else if (!focus)
2013 setoldcursor = 1; 2142 setoldcursor = 1;
2143
2014 if (setoldcursor) 2144 if (setoldcursor)
2015 { 2145 {
2016 if (screen.cur.row + TermWin.view_start >= TermWin.nrow) 2146 if (screen.cur.row - view_start >= nrow)
2017 oldcursor.row = -1; 2147 oldcursor.row = -1;
2018 else 2148 else
2019 { 2149 {
2020 oldcursor.row = screen.cur.row + TermWin.view_start; 2150 oldcursor.row = screen.cur.row - view_start;
2021 oldcursor.col = screen.cur.col; 2151 oldcursor.col = screen.cur.col;
2022 } 2152 }
2023 } 2153 }
2024 } 2154 }
2025 2155
2026#ifndef NO_SLOW_LINK_SUPPORT 2156#ifndef NO_SLOW_LINK_SUPPORT
2027 /* 2157 /*
2028 * D: CopyArea pass - very useful for slower links 2158 * D: CopyArea pass - very useful for slower links
2029 * This has been deliberately kept simple. 2159 * This has been deliberately kept simple.
2030 */ 2160 */
2031 i = num_scr; 2161 if (!display->is_local
2032 if (refresh_type == FAST_REFRESH && num_scr_allow && i 2162 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
2033 && abs (i) < TermWin.nrow && !must_clear) 2163 && abs (num_scr) < nrow && !have_bg)
2034 { 2164 {
2035 int16_t nits; 2165 int16_t nits;
2036 int j; 2166 int i = num_scr;
2037 rend_t *drp2; 2167 int j;
2038 text_t *dtp2;
2039 int len, wlen; 2168 int len, wlen;
2040 2169
2041 j = TermWin.nrow; 2170 j = nrow;
2042 wlen = len = -1; 2171 wlen = len = -1;
2043 row = i > 0 ? 0 : j - 1; 2172 row = i > 0 ? 0 : j - 1;
2173
2044 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) 2174 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
2045 { 2175 {
2046 if (row + i >= 0 && row + i < TermWin.nrow && row + i != ocrow) 2176 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
2047 { 2177 {
2048 stp = screen.text[row + row_offset]; 2178 line_t s = ROW(view_start + row);
2049 srp = screen.rend[row + row_offset];
2050 dtp = drawn_text[row]; 2179 line_t d = drawn_buf[row];
2051 dtp2 = drawn_text[row + i]; 2180 line_t d2 = drawn_buf[row + i];
2052 drp = drawn_rend[row];
2053 drp2 = drawn_rend[row + i];
2054 2181
2055 for (nits = 0, col = TermWin.ncol; col--; ) 2182 for (nits = 0, col = ncol; col--; )
2056 if (stp[col] != dtp2[col] || srp[col] != drp2[col]) 2183 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
2057 nits--; 2184 nits--;
2058 else if (stp[col] != dtp[col] || srp[col] != drp[col]) 2185 else if (s.t[col] != d.t[col] || s.r[col] != d.r[col])
2059 nits++; 2186 nits++;
2060 2187
2061 if (nits > 8) /* XXX: arbitrary choice */ 2188 if (nits > 8) /* XXX: arbitrary choice */
2062 { 2189 {
2063 for (col = TermWin.ncol; col--; ) 2190 for (col = ncol; col--; )
2064 { 2191 {
2065 *dtp++ = *dtp2++; 2192 *d.t++ = *d2.t++;
2066 *drp++ = *drp2++; 2193 *d.r++ = *d2.r++;
2067 } 2194 }
2068 2195
2069 if (len == -1) 2196 if (len == -1)
2070 len = row; 2197 len = row;
2071 2198
2072 wlen = row; 2199 wlen = row;
2073 continue; 2200 continue;
2074 } 2201 }
2075 } 2202 }
2076 2203
2077 if (len != -1) 2204 if (len >= 0)
2078 { 2205 {
2079 /* also comes here at end if needed because of >= above */ 2206 /* also comes here at end if needed because of >= above */
2080 if (wlen < len) 2207 if (wlen < len)
2081 SWAP_IT (wlen, len, int); 2208 ::swap (wlen, len);
2082 2209
2083 D_SCREEN ((stderr, "rxvt_scr_refresh (): XCopyArea: %d -> %d (height: %d)", len + i, len, wlen - len + 1)); 2210 XGCValues gcv;
2084 XCopyArea (display->display, TermWin.vt, TermWin.vt, 2211
2212 gcv.graphics_exposures = 1; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2213 XCopyArea (dpy, vt, vt,
2085 TermWin.gc, 0, Row2Pixel (len + i), 2214 gc, 0, Row2Pixel (len + i),
2086 (unsigned int)TermWin_TotalWidth (), 2215 (unsigned int)this->width,
2087 (unsigned int)Height2Pixel (wlen - len + 1), 2216 (unsigned int)Height2Pixel (wlen - len + 1),
2088 0, Row2Pixel (len)); 2217 0, Row2Pixel (len));
2218 gcv.graphics_exposures = 0; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2219
2089 len = -1; 2220 len = -1;
2090 } 2221 }
2091 } 2222 }
2092 } 2223 }
2093#endif 2224#endif
2094 2225
2095 /* 2226 /*
2096 * E: main pass across every character 2227 * E: main pass across every character
2097 */ 2228 */
2098 for (row = 0; row < TermWin.nrow; row++) 2229 for (row = 0; row < nrow; row++)
2099 { 2230 {
2100 stp = screen.text[row + row_offset]; 2231 text_t *stp = ROW(view_start + row).t;
2101 srp = screen.rend[row + row_offset]; 2232 rend_t *srp = ROW(view_start + row).r;
2102 dtp = drawn_text[row]; 2233 text_t *dtp = drawn_buf[row].t;
2103 drp = drawn_rend[row]; 2234 rend_t *drp = drawn_buf[row].r;
2104 2235
2105 /* 2236 /*
2106 * E2: OK, now the real pass 2237 * E2: OK, now the real pass
2107 */ 2238 */
2108 int ypixel = (int)Row2Pixel (row); 2239 int ypixel = (int)Row2Pixel (row);
2109 2240
2110 for (col = 0; col < TermWin.ncol; col++) 2241 for (col = 0; col < ncol; col++)
2111 { 2242 {
2112 /* compare new text with old - if exactly the same then continue */ 2243 /* compare new text with old - if exactly the same then continue */
2113 if (stp[col] == dtp[col] /* Must match characters to skip. */ 2244 if (stp[col] == dtp[col] /* Must match characters to skip. */
2114 && (srp[col] == drp[col] /* Either rendition the same or */ 2245 && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */
2115 || (stp[col] == ' ' /* space w/ no background change */ 2246 || (stp[col] == ' ' /* space w/ no background change */
2116 && GET_BGATTR (srp[col]) == GET_BGATTR (drp[col])))) 2247 && GET_BGATTR (srp[col]) == GET_BGATTR (drp[col]))))
2117 continue; 2248 continue;
2118 2249
2119 // redraw one or more characters 2250 // redraw one or more characters
2120 2251
2121 // seek to the beginning if wide characters 2252 // seek to the beginning of wide characters
2122 while (stp[col] == NOCHAR && col > 0) 2253 while (ecb_unlikely (stp[col] == NOCHAR && col > 0))
2123 --col; 2254 --col;
2124 2255
2125 rend_t rend = srp[col]; /* screen rendition (target rendtion) */ 2256 rend_t rend = srp[col]; /* screen rendition (target rendition) */
2126 text_t *text = stp + col; 2257 text_t *text = stp + col;
2127 int count = 1; 2258 int count = 1;
2128 2259
2129 dtp[col] = stp[col]; 2260 dtp[col] = stp[col];
2130 drp[col] = rend; 2261 drp[col] = rend;
2131 2262
2132 int xpixel = Col2Pixel (col); 2263 int xpixel = Col2Pixel (col);
2133 2264
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; ) 2265 for (i = 0; ++col < ncol; )
2137 { 2266 {
2138 if (stp[col] == NOCHAR) 2267 if (stp[col] == NOCHAR)
2139 { 2268 {
2140 dtp[col] = stp[col]; 2269 dtp[col] = stp[col];
2141 drp[col] = rend; 2270 drp[col] = srp[col];
2271
2142 count++; 2272 count++;
2143
2144 if (i) // only possible skip if char unchanged
2145 i++; 2273 i++;
2146 2274
2147 continue; 2275 continue;
2148 } 2276 }
2149 2277
2150 if (rend != srp[col]) 2278 if (!RS_SAME (rend, srp[col]))
2151 break; 2279 break;
2152 2280
2153 count++; 2281 count++;
2154 2282
2155 if (stp[col] != dtp[col] 2283 if (stp[col] != dtp[col]
2156 || srp[col] != drp[col]) 2284 || !RS_SAME (srp[col], drp[col]))
2157 { 2285 {
2158 if (must_clear && (i++ > (count / 2))) 2286 if (have_bg && (i++ > count / 2))
2159 break; 2287 break;
2160 2288
2161 dtp[col] = stp[col]; 2289 dtp[col] = stp[col];
2162 drp[col] = rend; 2290 drp[col] = rend;
2163 i = 0; 2291 i = 0;
2164 } 2292 }
2165 else if (must_clear || (stp[col] != ' ' && ++i >= 32)) 2293 else if (have_bg || (stp[col] != ' ' && ++i >= 16))
2166 break; 2294 break;
2167 } 2295 }
2168 2296
2169 col--; /* went one too far. move back */ 2297 col--; /* went one too far. move back */
2170 count -= i; /* dump any matching trailing chars */ 2298 count -= i; /* dump any matching trailing chars */
2299
2300 // sometimes we optimize away the trailing NOCHAR's, add them back
2301 while (ecb_unlikely (i && text[count] == NOCHAR))
2302 count++, i--;
2171 2303
2172 /* 2304 /*
2173 * Determine the attributes for the string 2305 * Determine the attributes for the string
2174 */ 2306 */
2175 int fid = GET_FONT (rend);
2176 int fore = GET_FGCOLOR (rend); // desired foreground 2307 int fore = fgcolor_of (rend); // desired foreground
2177 int back = GET_BGCOLOR (rend); // desired background 2308 int back = bgcolor_of (rend); // desired background
2178 2309
2179 rend = GET_ATTR (rend); 2310 // only do special processing if any attributes are set, which is unlikely
2180 2311 if (ecb_unlikely (rend & (RS_baseattrMask | RS_Careful | RS_Sel)))
2181 rvid = !!(rend & RS_RVid); 2312 {
2313 bool invert = rend & RS_RVid;
2182 2314
2183#ifndef NO_BOLD_UNDERLINE_REVERSE 2315#ifndef NO_BOLD_UNDERLINE_REVERSE
2184 if (rend & RS_Bold && fore == Color_fg) 2316 if (rend & RS_Bold && fore == Color_fg)
2185 { 2317 {
2186 if (ISSET_PIXCOLOR (Color_BD)) 2318 if (ISSET_PIXCOLOR (Color_BD))
2187 fore = Color_BD; 2319 fore = Color_BD;
2320# if !ENABLE_STYLES
2188 else 2321 else
2189 rvid = !rvid; 2322 invert = !invert;
2323# endif
2324 }
2325
2326 if (rend & RS_Italic && fore == Color_fg)
2327 {
2328 if (ISSET_PIXCOLOR (Color_IT))
2329 fore = Color_IT;
2330# if !ENABLE_STYLES
2331 else
2332 invert = !invert;
2333# endif
2334 }
2335
2336 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL))
2337 fore = Color_UL;
2338#endif
2339
2340#ifdef OPTION_HC
2341 if (rend & RS_Sel)
2342 {
2343 /* invert the column if no highlightColor is set or it is the
2344 * current cursor column */
2345 if (!(showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2346 && ISSET_PIXCOLOR (Color_HC))
2347 {
2348 if (ISSET_PIXCOLOR (Color_HTC))
2349 fore = Color_HTC;
2350 // if invert is 0 reverse video is set so we use bg color as fg color
2351 else if (!invert)
2352 fore = back;
2353
2354 back = Color_HC;
2355 invert = 0;
2356 }
2357 }
2358#endif
2359
2360 if (invert)
2361 {
2362 ::swap (fore, back);
2363
2364#ifndef NO_BOLD_UNDERLINE_REVERSE
2365 if (fore == back)
2366 {
2367 fore = Color_bg;
2368 back = Color_fg;
2369 }
2370#endif
2371 }
2372
2373#ifdef TEXT_BLINK
2374 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2375 {
2376 if (!text_blink_ev.is_active ())
2377 {
2378 text_blink_ev.again ();
2379 hidden_text = 0;
2380 }
2381 else if (hidden_text)
2382 fore = back;
2383 }
2384#endif
2385
2386#if ENABLE_STYLES
2387 // "careful" (too wide) character handling
2388
2389 // include previous careful character(s) if possible, looks nicer (best effort...)
2390 while (text > stp
2391 && srp[text - stp - 1] & RS_Careful
2392 && RS_SAME (rend, srp[text - stp - 1]))
2393 text--, count++, xpixel -= fwidth;
2394
2395 // force redraw after "careful" characters to avoid pixel droppings
2396 for (int i = 0; srp[col + i] & RS_Careful && col + i < ncol - 1; i++)
2397 drp[col + i + 1] = srp[col + i + 1] ^ RS_redraw;
2398
2399 // force redraw before "careful" characters to avoid pixel droppings
2400 for (int i = 0; srp[text - stp - i] & RS_Careful && text - i > stp; i++)
2401 drp[text - stp - i - 1] = srp[text - stp - i - 1] ^ RS_redraw;
2402#endif
2190 } 2403 }
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 2404
2224 /* 2405 /*
2225 * Actually do the drawing of the string here 2406 * Actually do the drawing of the string here
2226 */ 2407 */
2227 rxvt_font *font = (*TermWin.fontset)[fid]; 2408 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2228 2409
2229 if (back == fore) 2410 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 { 2411 {
2235 if (must_clear) 2412 // this is very ugly, maybe push it into ->draw?
2236 {
2237 CLEAR_CHARS (xpixel, ypixel, count);
2238 2413
2239 for (i = 0; i < count; i++) /* don't draw empty strings */ 2414 for (i = 0; i < count; i++) /* don't draw empty strings */
2240 if (text[i] != ' ') 2415 if (text[i] != ' ')
2241 { 2416 {
2242 font->draw (*TermWin.drawable, xpixel, ypixel, text, count, fore, -1); 2417 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_transparent);
2243 break; 2418 goto did_clear;
2244 }
2245 } 2419 }
2246 else 2420
2247 font->draw (*TermWin.drawable, xpixel, ypixel, text, count, fore, Color_bg); 2421 CLEAR_CHARS (xpixel, ypixel, count);
2422 did_clear: ;
2248 } 2423 }
2249 else 2424 else
2250 font->draw (*TermWin.drawable, xpixel, ypixel, text, count, fore, back); 2425 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2251 2426
2252 if ((rend & RS_Uline) && (font->descent > 1)) 2427 if (ecb_unlikely (rend & RS_Uline && font->descent > 1 && fore != back))
2253 XDrawLine (display->display, drawBuffer, TermWin.gc, 2428 {
2429#if ENABLE_FRILLS
2430 if (ISSET_PIXCOLOR (Color_underline))
2431 XSetForeground (dpy, gc, pix_colors[Color_underline]);
2432 else
2433#endif
2434 XSetForeground (dpy, gc, pix_colors[fore]);
2435
2436 XDrawLine (dpy, vt, gc,
2254 xpixel, ypixel + font->ascent + 1, 2437 xpixel, ypixel + font->ascent + 1,
2255 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1); 2438 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2439 }
2256 } /* for (col....) */ 2440 } /* for (col....) */
2257 } /* for (row....) */ 2441 } /* for (row....) */
2258 2442
2259 /* 2443 /*
2260 * G: cleanup cursor and display outline cursor if necessary 2444 * G: cleanup cursor and display outline cursor if necessary
2261 */ 2445 */
2262 if (showcursor) 2446 if (showcursor)
2263 { 2447 {
2264 if (TermWin.focus) 2448 if (focus)
2449 {
2450 if (option (Opt_cursorUnderline))
2451 *crp ^= RS_Uline;
2452 else
2265 { 2453 {
2266 srp = & (screen.rend[screen.cur.row + TermWin.saveLines]
2267 [screen.cur.col]);
2268 *srp ^= RS_RVid; 2454 *crp ^= RS_RVid;
2269#ifndef NO_CURSORCOLOR 2455#ifndef NO_CURSORCOLOR
2270 *srp = (*srp & ~ (RS_fgMask | RS_bgMask)) | cc1; 2456 *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1;
2271#endif 2457#endif
2458 }
2272 } 2459 }
2273 else if (oldcursor.row >= 0) 2460 else if (oldcursor.row >= 0)
2274 { 2461 {
2462 int cursorwidth = 1;
2463 int col = oldcursor.col;
2464
2465 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2466 col--;
2467
2468 while (col + cursorwidth < ncol
2469 && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)
2470 cursorwidth++;
2471
2275#ifndef NO_CURSORCOLOR 2472#ifndef NO_CURSORCOLOR
2276 if (ISSET_PIXCOLOR (Color_cursor)) 2473 if (ISSET_PIXCOLOR (Color_cursor))
2277 XSetForeground (display->display, TermWin.gc, PixColors[Color_cursor]); 2474 XSetForeground (dpy, gc, pix_colors[Color_cursor]);
2475 else
2278#endif 2476#endif
2279 int cursorwidth = 1; 2477 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 2478
2284 XDrawRectangle (display->display, drawBuffer, TermWin.gc, 2479 XDrawRectangle (dpy, vt, gc,
2285 Col2Pixel (oldcursor.col), 2480 Col2Pixel (col),
2286 Row2Pixel (oldcursor.row), 2481 Row2Pixel (oldcursor.row),
2287 (unsigned int) (Width2Pixel (cursorwidth) - 1), 2482 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2288 (unsigned int) (Height2Pixel (1) - TermWin.lineSpace - 1)); 2483 (unsigned int) (Height2Pixel (1) - 1));
2289 } 2484 }
2290 } 2485 }
2291 2486
2292 /* 2487 /*
2293 * H: cleanup selection 2488 * H: cleanup selection
2294 */ 2489 */
2490#if ENABLE_OVERLAY
2491 scr_swap_overlay ();
2492#endif
2493 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2494
2295 scr_reverse_selection (); 2495 scr_reverse_selection ();
2296 2496
2297 /* 2497 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; 2498 num_scr = 0;
2323 num_scr_allow = 1; 2499 num_scr_allow = 1;
2324 want_refresh = 0; /* screen is current */
2325} 2500}
2326 2501
2327void 2502void ecb_cold
2328rxvt_term::scr_remap_chars (text_t *tp, rend_t *rp) 2503rxvt_term::scr_remap_chars (line_t &l) NOTHROW
2329{ 2504{
2330 if (!rp || !tp) 2505 if (!l.valid ())
2331 return; 2506 return;
2332 2507
2333 for (int i = TermWin.ncol; i; i--, rp++, tp++) 2508 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 2509
2337void 2510 for (int i = ncol; i--; )
2511 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2512}
2513
2514void ecb_cold
2338rxvt_term::scr_remap_chars () 2515rxvt_term::scr_remap_chars () NOTHROW
2339{ 2516{
2340 for (int i = TermWin.nrow + TermWin.saveLines; i--; ) 2517 for (int i = total_rows; i--; )
2341 scr_remap_chars (screen.text[i], screen.rend[i]); 2518 scr_remap_chars (row_buf [i]);
2342 2519
2343 for (int i = TermWin.nrow; i--; ) 2520 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 } 2521 {
2522 scr_remap_chars (drawn_buf [i]);
2523 scr_remap_chars (swap_buf [i]);
2524 }
2348} 2525}
2349 2526
2527void ecb_cold
2528rxvt_term::scr_recolour (bool refresh) NOTHROW
2529{
2530 bool transparent = false;
2531
2532#ifdef HAVE_BG_PIXMAP
2533 if (bg_pixmap != None)
2534 {
2535# if ENABLE_TRANSPARENCY
2536 if (bg_flags & BG_IS_TRANSPARENT)
2537 {
2538 XSetWindowBackgroundPixmap (dpy, parent, bg_pixmap);
2539 XSetWindowBackgroundPixmap (dpy, vt, ParentRelative);
2540
2541 transparent = true;
2542 }
2543 else
2544# endif
2545 {
2546 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2547 XSetWindowBackgroundPixmap (dpy, vt, bg_pixmap);
2548 }
2549 }
2550 else
2551#endif
2552 {
2553 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2554 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2555 }
2556
2557 XClearWindow (dpy, parent);
2558
2559 if (scrollBar.win)
2560 {
2561 if (transparent)
2562 XSetWindowBackgroundPixmap (dpy, scrollBar.win, ParentRelative);
2563 else
2564 XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]);
2565 scrollBar.state = SB_STATE_IDLE;
2566 scrollBar.show (0);
2567 }
2568
2569 if (refresh)
2570 {
2571 scr_clear ();
2572 scr_touch (true);
2573 }
2574 want_refresh = 1;
2575}
2576
2350/* ------------------------------------------------------------------------- */ 2577/* ------------------------------------------------------------------------- */
2351void 2578void
2352rxvt_term::scr_clear (bool really) 2579rxvt_term::scr_clear (bool really) NOTHROW
2353{ 2580{
2354 if (!TermWin.mapped) 2581 if (!mapped)
2355 return; 2582 return;
2356 2583
2357 num_scr_allow = 0; 2584 num_scr_allow = 0;
2358 want_refresh = 1; 2585 want_refresh = 1;
2359 2586
2360#ifdef TRANSPARENT 2587 if (really)
2361 if ((Options & Opt_transparent) && (am_pixmap_trans == 0)) 2588 XClearWindow (dpy, vt);
2589}
2590
2591void
2592rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW
2593{
2594 int view_end = view_start + nrow;
2595 int row, col;
2596
2597 for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)
2598 {
2599 text_t *stp = ROW(row).t;
2600 rend_t *srp = ROW(row).r;
2601
2602 for (col = beg_col; col < end_col; col++)
2603 srp[col] ^= rstyle1;
2604
2605 while (col-- > beg_col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
2606 srp[col] ^= rstyle2;
2607
2608 if (++col < end_col)
2609 srp[col] ^= rstyle2;
2362 { 2610 }
2363 int i; 2611}
2364 2612
2365 if (! (Options & Opt_transparent_all)) 2613void
2614rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW
2615{
2616 int view_end = view_start + nrow;
2617 int row, col;
2618
2619 if (beg_row >= view_start)
2620 {
2621 col = beg_col;
2622 row = beg_row;
2623 }
2624 else
2625 {
2366 i = 0; 2626 col = 0;
2627 row = view_start;
2628 }
2629
2630 for (; row < min (end_row, view_end); row++, col = 0)
2631 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2632 srp[col] ^= rstyle;
2633
2634 if (row == end_row)
2635 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2636 srp[col] ^= rstyle;
2637}
2638
2639/* ------------------------------------------------------------------------- */
2640void ecb_hot
2641rxvt_term::scr_reverse_selection () NOTHROW
2642{
2643 if (selection.op
2644 && current_screen == selection.screen
2645 && selection.end.row >= view_start)
2646 {
2647#if !ENABLE_MINIMAL
2648 if (selection.rect)
2649 scr_xor_rect (selection.beg.row, selection.beg.col,
2650 selection.end.row, selection.end.col,
2651 RS_Sel | RS_RVid, RS_Sel | RS_RVid | RS_Uline);
2367 else 2652 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 2653#endif
2375 2654 scr_xor_span (selection.beg.row, selection.beg.col,
2376 if (really) 2655 selection.end.row, selection.end.col,
2377 XClearWindow (display->display, TermWin.vt); 2656 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 } 2657 }
2408} 2658}
2409 2659
2410/* ------------------------------------------------------------------------- */ 2660/* ------------------------------------------------------------------------- */
2411/* 2661/*
2412 * Dump the whole scrollback and screen to the passed filedescriptor. The 2662 * Dump the whole scrollback and screen to the passed filedescriptor. The
2413 * invoking routine must close the fd. 2663 * invoking routine must close the fd.
2414 */ 2664 */
2415#if 0 2665#if 0
2416void 2666void
2417rxvt_term::scr_dump (int fd) 2667rxvt_term::scr_dump (int fd) NOTHROW
2418{ 2668{
2419 int row, wrote; 2669 // if this method is needed, it can be implemented by factoring the
2420 unsigned int width, towrite; 2670 // 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} 2671}
2440#endif 2672#endif
2441 2673
2442/* ------------------------------------------------------------------------- * 2674/* ------------------------------------------------------------------------- *
2443 * CHARACTER SELECTION * 2675 * CHARACTER SELECTION *
2444 * ------------------------------------------------------------------------- */ 2676 * ------------------------------------------------------------------------- */
2445
2446/*
2447 * -TermWin.nscrolled <= (selection row) <= TermWin.nrow - 1
2448 */
2449void 2677void
2450rxvt_term::selection_check (int check_more) 2678rxvt_term::selection_check (int check_more) NOTHROW
2451{ 2679{
2452 row_col_t pos;
2453
2454 if (!selection.op) 2680 if (!selection.op)
2455 return; 2681 return;
2456 2682
2457 pos.row = pos.col = 0; 2683 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2458 if ((selection.beg.row < - (int32_t)TermWin.nscrolled) 2684 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2459 || (selection.beg.row >= TermWin.nrow) 2685 || !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 2686 || (check_more == 1
2465 && current_screen == selection.screen 2687 && current_screen == selection.screen
2466 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 2688 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2467 && ROWCOL_IS_BEFORE (screen.cur, selection.end)) 2689 && 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 (); 2690 CLEAR_ALL_SELECTION ();
2477} 2691}
2478 2692
2479/* ------------------------------------------------------------------------- */ 2693/* ------------------------------------------------------------------------- */
2480/* 2694/*
2481 * Paste a selection direct to the command fd 2695 * Paste a selection direct to the command fd
2482 */ 2696 */
2483void 2697void
2484rxvt_term::paste (const unsigned char *data, unsigned int len) 2698rxvt_term::tt_paste (char *data, unsigned int len) NOTHROW
2485{ 2699{
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 */ 2700 /* convert normal newline chars into common keyboard Return key sequence */
2495 for (i = 0; i < len; i += PROP_SIZE) 2701 for (unsigned int i = 0; i < len; i++)
2496 { 2702 if (data[i] == C0_LF)
2497 n = min (len - i, PROP_SIZE); 2703 data[i] = C0_CR;
2498 MEMCPY (ds, data + i, n);
2499 2704
2500 for (j = 0; j < n; j++) 2705 if (priv_modes & PrivMode_BracketPaste)
2501 if (ds[j] == '\n') 2706 tt_printf ("\x1b[200~");
2502 ds[j] = '\r';
2503 2707
2504 tt_write (ds, (int)n); 2708 tt_write (data, len);
2505 }
2506 2709
2507 free (ds); 2710 if (priv_modes & PrivMode_BracketPaste)
2711 tt_printf ("\x1b[201~");
2508} 2712}
2509 2713
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 2714void
2621rxvt_term::incr_cb (time_watcher &w) 2715rxvt_term::paste (char *data, unsigned int len) NOTHROW
2622{ 2716{
2623 selection_wait = Sel_none; 2717 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; 2718 return;
2638 2719
2639 D_SELECT ((stderr, "rxvt_selection_property (%08lx, %lu)", win, (unsigned long)prop)); 2720 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} 2721}
2681 2722
2682/* ------------------------------------------------------------------------- */ 2723/* ------------------------------------------------------------------------- */
2683/* 2724/*
2684 * Request the current selection: 2725 * Request PRIMARY, SECONDARY or CLIPBOARD selection.
2685 * Order: > internal selection if available 2726 * if the requested selection has no owner or is empty CUT_BUFFER0 is used
2686 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2727 * 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 2728 * EXT: button 2 release
2691 */ 2729 */
2692void 2730void
2693rxvt_term::selection_request (Time tm, int x, int y) 2731rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2694{ 2732{
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) 2733 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 } 2734 {
2708 else 2735 selection_req = new rxvt_selection (display, selnum, tm, vt, xa[XA_VT_SELECTION], this);
2736 selection_req->run ();
2709 { 2737 }
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} 2738}
2761 2739
2762/* ------------------------------------------------------------------------- */ 2740/* ------------------------------------------------------------------------- */
2763/* 2741/*
2764 * Clear all selected text 2742 * Clear all selected text
2765 * EXT: SelectionClear 2743 * EXT: SelectionClear
2766 */ 2744 */
2767void 2745void
2768rxvt_term::selection_clear () 2746rxvt_term::selection_clear (bool clipboard) NOTHROW
2769{ 2747{
2770 D_SELECT ((stderr, "rxvt_selection_clear ()")); 2748 if (!clipboard)
2771 2749 {
2772 want_refresh = 1; 2750 want_refresh = 1;
2773 free (selection.text); 2751 free (selection.text);
2774 selection.text = NULL; 2752 selection.text = NULL;
2775 selection.len = 0; 2753 selection.len = 0;
2776 CLEAR_SELECTION (); 2754 CLEAR_SELECTION ();
2755
2756 if (display->selection_owner == this)
2757 display->selection_owner = 0;
2758 }
2759 else
2760 {
2761 free (selection.clip_text);
2762 selection.clip_text = NULL;
2763 selection.clip_len = 0;
2764
2765 if (display->clipboard_owner == this)
2766 display->clipboard_owner = 0;
2767 }
2777} 2768}
2778 2769
2779/* ------------------------------------------------------------------------- */ 2770/* ------------------------------------------------------------------------- */
2780/* 2771/*
2781 * Copy a selection into the cut buffer 2772 * Copy a selection into the cut buffer
2782 * EXT: button 1 or 3 release 2773 * EXT: button 1 or 3 release
2783 */ 2774 */
2784void 2775void
2785rxvt_term::selection_make (Time tm) 2776rxvt_term::selection_make (Time tm)
2786{ 2777{
2787 int i, col, end_col, row, end_row; 2778 int size;
2788 wchar_t *new_selection_text; 2779 wchar_t *new_selection_text;
2789 text_t *t; 2780 text_t *t;
2790 2781
2791 D_SELECT ((stderr, "rxvt_selection_make (): selection.op=%d, selection.clicks=%d", selection.op, selection.clicks));
2792 switch (selection.op) 2782 switch (selection.op)
2793 { 2783 {
2794 case SELECTION_CONT: 2784 case SELECTION_CONT:
2795 break; 2785 break;
2796 case SELECTION_INIT: 2786 case SELECTION_INIT:
… …
2806 selection.op = SELECTION_DONE; 2796 selection.op = SELECTION_DONE;
2807 2797
2808 if (selection.clicks == 4) 2798 if (selection.clicks == 4)
2809 return; /* nothing selected, go away */ 2799 return; /* nothing selected, go away */
2810 2800
2801 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
2802 return;
2803
2811 i = (selection.end.row - selection.beg.row + 1) * (TermWin.ncol + 1); 2804 size = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2812 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t)); 2805 new_selection_text = (wchar_t *)rxvt_malloc ((size + 4) * sizeof (wchar_t));
2813 2806
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; 2807 int ofs = 0;
2819 int extra = 0; 2808 int extra = 0;
2820 2809
2810 int col = selection.beg.col;
2811 int row = selection.beg.row;
2812
2813 int end_col;
2814
2821 for (; row <= end_row; row++, col = 0) 2815 for (; row <= selection.end.row; row++, col = 0)
2822 { 2816 {
2823 t = &(screen.text[row][col]); 2817#if !ENABLE_MINIMAL
2824 2818 if (selection.rect)
2825 end_col = screen.tlen[row]; 2819 {
2826 2820 col = selection.beg.col;
2827 if (end_col == -1)
2828 end_col = TermWin.ncol; 2821 end_col = selection.end.col;
2822 }
2823 else
2824#endif
2825 end_col = ROW(row).l;
2829 2826
2827 col = max (col, 0);
2828
2830 if (row == end_row) 2829 if (row == selection.end.row)
2831 MIN_IT (end_col, selection.end.col); 2830 min_it (end_col, selection.end.col);
2831
2832 t = ROW(row).t + col;
2832 2833
2833 for (; col < end_col; col++) 2834 for (; col < end_col; col++)
2834 { 2835 {
2835 if (*t == NOCHAR) 2836 if (*t == NOCHAR)
2836 t++; 2837 t++;
… …
2841 2842
2842 extra -= (len - 1); 2843 extra -= (len - 1);
2843 2844
2844 if (extra < 0) 2845 if (extra < 0)
2845 { 2846 {
2846 extra += i; 2847 extra += size;
2847 i += i; 2848 size += size;
2848 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (i + 4) * sizeof (wchar_t)); 2849 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (size + 4) * sizeof (wchar_t));
2849 } 2850 }
2850 2851
2851 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs); 2852 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
2852 } 2853 }
2853#endif 2854#endif
2854 else 2855 else
2855 new_selection_text[ofs++] = *t++; 2856 new_selection_text[ofs++] = *t++;
2856 } 2857 }
2857 2858
2858 if (screen.tlen[row] != -1 && row != end_row) 2859#if !ENABLE_MINIMAL
2860 if (selection.rect)
2861 {
2862 while (ofs
2863 && new_selection_text[ofs - 1] != C0_LF
2864 && unicode::is_space (new_selection_text[ofs - 1]))
2865 --ofs;
2866
2859 new_selection_text[ofs++] = L'\n'; 2867 new_selection_text[ofs++] = C0_LF;
2860 } 2868 }
2861 2869 else
2862 if (end_col != selection.end.col) 2870#endif
2871 if (!ROW(row).is_longer ()
2872 && (row != selection.end.row || end_col != selection.end.col)
2873 && (row != selection.beg.row || selection.beg.col < ncol))
2863 new_selection_text[ofs++] = L'\n'; 2874 new_selection_text[ofs++] = C0_LF;
2875 }
2864 2876
2865 new_selection_text[ofs] = 0; 2877 new_selection_text[ofs] = 0;
2866 2878
2867 if (ofs == 0) 2879 if (ofs == 0)
2868 { 2880 {
… …
2874 2886
2875 // we usually allocate much more than necessary, so realloc it smaller again 2887 // we usually allocate much more than necessary, so realloc it smaller again
2876 selection.len = ofs; 2888 selection.len = ofs;
2877 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t)); 2889 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t));
2878 2890
2879 XSetSelectionOwner (display->display, XA_PRIMARY, TermWin.vt, tm); 2891 if (HOOK_INVOKE ((this, HOOK_SEL_GRAB, DT_LONG, (long)tm, DT_END)))
2880 if (XGetSelectionOwner (display->display, XA_PRIMARY) == TermWin.vt) 2892 return;
2881 display->set_selection_owner (this); 2893
2894 selection_grab (tm);
2895}
2896
2897bool
2898rxvt_term::selection_grab (Time tm, bool clipboard) NOTHROW
2899{
2900 Atom sel;
2901
2902 if (!clipboard)
2903 {
2904 selection_time = tm;
2905 sel = XA_PRIMARY;
2906 }
2882 else 2907 else
2883 rxvt_print_error ("can't get primary selection"); 2908 {
2909 clipboard_time = tm;
2910 sel = xa[XA_CLIPBOARD];
2911 }
2912
2913 XSetSelectionOwner (dpy, sel, vt, tm);
2914 if (XGetSelectionOwner (dpy, sel) == vt)
2915 {
2916 display->set_selection_owner (this, clipboard);
2917 return true;
2918 }
2919 else
2920 {
2921 selection_clear (clipboard);
2922 return false;
2923 }
2884 2924
2885#if 0 2925#if 0
2886 XTextProperty ct; 2926 XTextProperty ct;
2887 2927
2888 if (XwcTextListToTextProperty (display->display, &selection.text, 1, XStringStyle, &ct) >= 0) 2928 if (XwcTextListToTextProperty (dpy, &selection.text, 1, XStringStyle, &ct) >= 0)
2889 { 2929 {
2890 XChangeProperty (display->display, display->root, XA_CUT_BUFFER0, XA_STRING, 8, 2930 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
2891 PropModeReplace, ct.value, ct.nitems);
2892 XFree (ct.value); 2931 XFree (ct.value);
2893 } 2932 }
2894#endif 2933#endif
2895
2896 selection_time = tm;
2897 D_SELECT ((stderr, "rxvt_selection_make (): selection.len=%d", selection.len));
2898} 2934}
2899 2935
2900/* ------------------------------------------------------------------------- */ 2936/* ------------------------------------------------------------------------- */
2901/* 2937/*
2902 * Mark or select text based upon number of clicks: 1, 2, or 3 2938 * Mark or select text based upon number of clicks: 1, 2, or 3
2903 * EXT: button 1 press 2939 * EXT: button 1 press
2904 */ 2940 */
2905void 2941void ecb_cold
2906rxvt_term::selection_click (int clicks, int x, int y) 2942rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
2907{ 2943{
2908 D_SELECT ((stderr, "rxvt_selection_click (%d, %d, %d)", clicks, x, y));
2909
2910 clicks = ((clicks - 1) % 3) + 1; 2944 clicks = ((clicks - 1) % 3) + 1;
2911 selection.clicks = clicks; /* save clicks so extend will work */ 2945 selection.clicks = clicks; /* save clicks so extend will work */
2912 2946
2947 if (clicks == 2 && !selection.rect
2948 && HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
2949 {
2950 MEvent.clicks = 1; // what a mess
2951 selection.screen = current_screen;
2952 selection.op = SELECTION_CONT;
2953 return;
2954 }
2955
2913 selection_start_colrow (Pixel2Col (x), Pixel2Row (y)); 2956 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
2914 2957
2915 if (clicks == 2 || clicks == 3) 2958 if (clicks == 2 || clicks == 3)
2916 selection_extend_colrow (selection.mark.col, 2959 selection_extend_colrow (selection.mark.col,
2917 selection.mark.row + TermWin.view_start, 2960 selection.mark.row - view_start,
2918 0, /* button 3 */ 2961 0, /* button 3 */
2919 1, /* button press */ 2962 1, /* button press */
2920 0); /* click change */ 2963 0); /* click change */
2921} 2964}
2922 2965
2923/* ------------------------------------------------------------------------- */ 2966/* ------------------------------------------------------------------------- */
2924/* 2967/*
2925 * Mark a selection at the specified col/row 2968 * Mark a selection at the specified col/row
2926 */ 2969 */
2927void 2970void ecb_cold
2928rxvt_term::selection_start_colrow (int col, int row) 2971rxvt_term::selection_start_colrow (int col, int row) NOTHROW
2929{ 2972{
2930 want_refresh = 1; 2973 want_refresh = 1;
2974
2975 selection.mark.row = row + view_start;
2931 selection.mark.col = col; 2976 selection.mark.col = col;
2932 selection.mark.row = row - TermWin.view_start;
2933 2977
2934 MAX_IT (selection.mark.row, - (int32_t)TermWin.nscrolled); 2978 selection.mark.row = clamp (selection.mark.row, top_row, nrow - 1);
2935 MIN_IT (selection.mark.row, (int32_t)TermWin.nrow - 1); 2979 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);
2936 MAX_IT (selection.mark.col, 0);
2937 MIN_IT (selection.mark.col, (int32_t)TermWin.ncol - 1);
2938 2980
2939 while (selection.mark.col > 0 2981 while (selection.mark.col > 0
2940 && screen.text[selection.mark.row + TermWin.saveLines][selection.mark.col] == NOCHAR) 2982 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
2941 --selection.mark.col; 2983 --selection.mark.col;
2942 2984
2943 if (selection.op) 2985 if (selection.op)
2986 {
2944 { /* clear the old selection */ 2987 /* clear the old selection */
2945 selection.beg.row = selection.end.row = selection.mark.row; 2988 selection.beg.row = selection.end.row = selection.mark.row;
2946 selection.beg.col = selection.end.col = selection.mark.col; 2989 selection.beg.col = selection.end.col = selection.mark.col;
2947 } 2990 }
2948 2991
2949 selection.op = SELECTION_INIT; 2992 selection.op = SELECTION_INIT;
… …
2956 * We now only find out the boundary in one direction 2999 * We now only find out the boundary in one direction
2957 */ 3000 */
2958 3001
2959/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3002/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
2960#define DELIMIT_TEXT(x) \ 3003#define DELIMIT_TEXT(x) \
2961 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!STRCHR (rs[Rs_cutchars], (x))) 3004 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
2962#define DELIMIT_REND(x) 1 3005#define DELIMIT_REND(x) 1
2963 3006
2964void 3007void ecb_cold
2965rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) 3008rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW
2966{ 3009{
2967 int col, row, dirnadd, tcol, trow, w1, w2; 3010 int col, row, dirnadd, tcol, trow, w1, w2;
2968 row_col_t bound; 3011 row_col_t bound;
2969 text_t *stp; 3012 text_t *stp;
2970 rend_t *srp; 3013 rend_t *srp;
2971 3014
2972 if (dirn == UP) 3015 if (dirn == UP)
2973 { 3016 {
2974 bound.row = TermWin.saveLines - TermWin.nscrolled - 1; 3017 bound.row = top_row - 1;
2975 bound.col = 0; 3018 bound.col = 0;
2976 dirnadd = -1; 3019 dirnadd = -1;
2977 } 3020 }
2978 else 3021 else
2979 { 3022 {
2980 bound.row = TermWin.saveLines + TermWin.nrow; 3023 bound.row = nrow;
2981 bound.col = TermWin.ncol - 1; 3024 bound.col = ncol - 1;
2982 dirnadd = 1; 3025 dirnadd = 1;
2983 } 3026 }
2984 3027
2985 row = mark->row + TermWin.saveLines; 3028 row = mark->row;
2986 col = mark->col; 3029 col = max (mark->col, 0);
2987 MAX_IT (col, 0); 3030
2988 /* find the edge of a word */ 3031 /* find the edge of a word */
2989 stp = & (screen.text[row][col]); 3032 stp = ROW(row).t + col; w1 = DELIMIT_TEXT (*stp);
2990 w1 = DELIMIT_TEXT (*stp); 3033 srp = ROW(row).r + col; w2 = DELIMIT_REND (*srp);
2991
2992 srp = (&screen.rend[row][col]);
2993 w2 = DELIMIT_REND (*srp);
2994 3034
2995 for (;;) 3035 for (;;)
2996 { 3036 {
2997 for (; col != bound.col; col += dirnadd) 3037 for (; col != bound.col; col += dirnadd)
2998 { 3038 {
… …
3008 break; 3048 break;
3009 } 3049 }
3010 3050
3011 if ((col == bound.col) && (row != bound.row)) 3051 if ((col == bound.col) && (row != bound.row))
3012 { 3052 {
3013 if (screen.tlen[ (row - (dirn == UP ? 1 : 0))] == -1) 3053 if (ROW(row - (dirn == UP ? 1 : 0)).is_longer ())
3014 { 3054 {
3015 trow = row + dirnadd; 3055 trow = row + dirnadd;
3016 tcol = dirn == UP ? TermWin.ncol - 1 : 0; 3056 tcol = dirn == UP ? ncol - 1 : 0;
3017 3057
3018 if (screen.text[trow] == NULL) 3058 if (!ROW(trow).t)
3019 break; 3059 break;
3020 3060
3021 stp = & (screen.text[trow][tcol]); 3061 stp = ROW(trow).t + tcol;
3022 srp = & (screen.rend[trow][tcol]); 3062 srp = ROW(trow).r + tcol;
3023 3063
3024 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2) 3064 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2)
3025 break; 3065 break;
3026 3066
3027 row = trow; 3067 row = trow;
… …
3030 } 3070 }
3031 } 3071 }
3032 break; 3072 break;
3033 } 3073 }
3034 3074
3035Old_Word_Selection_You_Die:
3036 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));
3037
3038 if (dirn == DN) 3075 if (dirn == DN)
3039 col++; /* put us on one past the end */ 3076 col++; /* put us on one past the end */
3040 3077
3041 /* Poke the values back in */ 3078 /* Poke the values back in */
3042 ret->row = row - TermWin.saveLines; 3079 ret->row = row;
3043 ret->col = col; 3080 ret->col = col;
3044} 3081}
3045 3082
3046/* ------------------------------------------------------------------------- */ 3083/* ------------------------------------------------------------------------- */
3047/* 3084/*
… …
3049 * EXT: button 3 press; button 1 or 3 drag 3086 * EXT: button 3 press; button 1 or 3 drag
3050 * flag == 0 ==> button 1 3087 * flag == 0 ==> button 1
3051 * flag == 1 ==> button 3 press 3088 * flag == 1 ==> button 3 press
3052 * flag == 2 ==> button 3 motion 3089 * flag == 2 ==> button 3 motion
3053 */ 3090 */
3054void 3091void ecb_cold
3055rxvt_term::selection_extend (int x, int y, int flag) 3092rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
3056{ 3093{
3057 int col, row; 3094 int col = clamp (Pixel2Col (x), 0, ncol);
3058 3095 int row = clamp (Pixel2Row (y), 0, nrow - 1);
3059 col = Pixel2Col (x);
3060 row = Pixel2Row (y);
3061 MAX_IT (row, 0);
3062 MIN_IT (row, (int)TermWin.nrow - 1);
3063 MAX_IT (col, 0);
3064 MIN_IT (col, (int)TermWin.ncol);
3065 3096
3066 /* 3097 /*
3067 * If we're selecting characters (single click) then we must check first 3098 * If we're selecting characters (single click) then we must check first
3068 * if we are at the same place as the original mark. If we are then 3099 * if we are at the same place as the original mark. If we are then
3069 * select nothing. Otherwise, if we're to the right of the mark, you have to 3100 * select nothing. Otherwise, if we're to the right of the mark, you have to
3070 * be _past_ a character for it to be selected. 3101 * be _past_ a character for it to be selected.
3071 */ 3102 */
3072 if (((selection.clicks % 3) == 1) && !flag 3103 if (((selection.clicks % 3) == 1) && !flag
3073 && (col == selection.mark.col 3104 && (col == selection.mark.col
3074 && (row == selection.mark.row + TermWin.view_start))) 3105 && (row == selection.mark.row - view_start)))
3075 { 3106 {
3076 /* select nothing */ 3107 /* select nothing */
3077 selection.beg.row = selection.end.row = 0; 3108 selection.beg.row = selection.end.row = 0;
3078 selection.beg.col = selection.end.col = 0; 3109 selection.beg.col = selection.end.col = 0;
3079 selection.clicks = 4; 3110 selection.clicks = 4;
3080 want_refresh = 1; 3111 want_refresh = 1;
3081 D_SELECT ((stderr, "rxvt_selection_extend () selection.clicks = 4"));
3082 return; 3112 return;
3083 } 3113 }
3084 3114
3085 if (selection.clicks == 4) 3115 if (selection.clicks == 4)
3086 selection.clicks = 1; 3116 selection.clicks = 1;
… …
3092 3122
3093/* ------------------------------------------------------------------------- */ 3123/* ------------------------------------------------------------------------- */
3094/* 3124/*
3095 * Extend the selection to the specified col/row 3125 * Extend the selection to the specified col/row
3096 */ 3126 */
3097void 3127void ecb_cold
3098rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) 3128rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW
3099{ 3129{
3100 int16_t ncol = TermWin.ncol;
3101 int end_col;
3102 row_col_t pos; 3130 row_col_t pos;
3103 enum { 3131 enum {
3104 LEFT, RIGHT 3132 LEFT, RIGHT
3105 } closeto = RIGHT; 3133 } closeto = RIGHT;
3106 3134
3107 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));
3108 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));
3109
3110 want_refresh = 1; 3135 want_refresh = 1;
3136
3111 switch (selection.op) 3137 switch (selection.op)
3112 { 3138 {
3113 case SELECTION_INIT: 3139 case SELECTION_INIT:
3114 CLEAR_SELECTION (); 3140 CLEAR_SELECTION ();
3115 selection.op = SELECTION_BEGIN; 3141 selection.op = SELECTION_BEGIN;
… …
3128 selection_start_colrow (col, row); 3154 selection_start_colrow (col, row);
3129 /* FALLTHROUGH */ 3155 /* FALLTHROUGH */
3130 default: 3156 default:
3131 return; 3157 return;
3132 } 3158 }
3159
3133 if (selection.beg.col == selection.end.col 3160 if (selection.beg.col == selection.end.col
3134 && selection.beg.col != selection.mark.col 3161 && selection.beg.col != selection.mark.col
3135 && selection.beg.row == selection.end.row 3162 && selection.beg.row == selection.end.row
3136 && selection.beg.row != selection.mark.row) 3163 && selection.beg.row != selection.mark.row)
3137 { 3164 {
3138 selection.beg.col = selection.end.col = selection.mark.col; 3165 selection.beg.col = selection.end.col = selection.mark.col;
3139 selection.beg.row = selection.end.row = selection.mark.row; 3166 selection.beg.row = selection.end.row = selection.mark.row;
3140 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));
3141 } 3167 }
3142 3168
3143 pos.col = col; 3169 pos.col = col;
3144 pos.row = row; 3170 pos.row = view_start + row;
3145
3146 pos.row -= TermWin.view_start; /* adjust for scroll */
3147 3171
3148 /* 3172 /*
3149 * This is mainly xterm style selection with a couple of differences, mainly 3173 * This is mainly xterm style selection with a couple of differences, mainly
3150 * in the way button3 drag extension works. 3174 * in the way button3 drag extension works.
3151 * We're either doing: button1 drag; button3 press; or button3 drag 3175 * We're either doing: button1 drag; button3 press; or button3 drag
… …
3157 * a point/word/line which is either the start or end of the selection 3181 * a point/word/line which is either the start or end of the selection
3158 * and it was decided by whichever point/word/line was `fixed' at the 3182 * and it was decided by whichever point/word/line was `fixed' at the
3159 * time of the most recent button3 press 3183 * time of the most recent button3 press
3160 */ 3184 */
3161 if (button3 && buttonpress) 3185 if (button3 && buttonpress)
3186 {
3162 { /* button3 press */ 3187 /* button3 press */
3163 /* 3188 /*
3164 * first determine which edge of the selection we are closest to 3189 * first determine which edge of the selection we are closest to
3165 */ 3190 */
3166 if (ROWCOL_IS_BEFORE (pos, selection.beg) 3191 if (ROWCOL_IS_BEFORE (pos, selection.beg)
3167 || (!ROWCOL_IS_AFTER (pos, selection.end) 3192 || (!ROWCOL_IS_AFTER (pos, selection.end)
… …
3185 selection.mark.row = selection.beg.row; 3210 selection.mark.row = selection.beg.row;
3186 selection.mark.col = selection.beg.col; 3211 selection.mark.col = selection.beg.col;
3187 } 3212 }
3188 } 3213 }
3189 else 3214 else
3215 {
3190 { /* button1 drag or button3 drag */ 3216 /* button1 drag or button3 drag */
3191 if (ROWCOL_IS_AFTER (selection.mark, pos)) 3217 if (ROWCOL_IS_AFTER (selection.mark, pos))
3192 { 3218 {
3193 if ((selection.mark.row == selection.end.row) 3219 if (selection.mark.row == selection.end.row
3194 && (selection.mark.col == selection.end.col) 3220 && selection.mark.col == selection.end.col
3221 && clickchange
3195 && clickchange && selection.clicks == 2) 3222 && selection.clicks == 2)
3196 selection.mark.col--; 3223 selection.mark.col--;
3197 3224
3198 selection.beg.row = pos.row; 3225 selection.beg.row = pos.row;
3199 selection.beg.col = pos.col; 3226 selection.beg.col = pos.col;
3200 selection.end.row = selection.mark.row; 3227 selection.end.row = selection.mark.row;
… …
3209 } 3236 }
3210 } 3237 }
3211 3238
3212 if (selection.clicks == 1) 3239 if (selection.clicks == 1)
3213 { 3240 {
3214 end_col = screen.tlen[selection.beg.row + TermWin.saveLines]; 3241 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3215 3242 && !ROW(selection.beg.row).is_longer ()
3216 if (end_col != -1 && selection.beg.col > end_col) 3243#if !ENABLE_MINIMAL
3244 && !selection.rect
3245#endif
3217 { 3246 )
3218#if 1
3219 selection.beg.col = ncol; 3247 selection.beg.col = ncol;
3220#else 3248
3221 if (selection.beg.row != selection.end.row) 3249 if (
3222 selection.beg.col = ncol; 3250 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN
3223 else 3251 && !ROW(selection.end.row).is_longer ()
3224 selection.beg.col = selection.mark.col; 3252#if !ENABLE_MINIMAL
3253 && !selection.rect
3225#endif 3254#endif
3226 } 3255 )
3227
3228 end_col = screen.tlen[selection.end.row + TermWin.saveLines];
3229
3230 if (end_col != -1 && selection.end.col > end_col)
3231 selection.end.col = ncol; 3256 selection.end.col = ncol;
3232 } 3257 }
3233 else if (selection.clicks == 2) 3258 else if (selection.clicks == 2)
3234 { 3259 {
3235 if (ROWCOL_IS_AFTER (selection.end, selection.beg)) 3260 if (ROWCOL_IS_AFTER (selection.end, selection.beg))
3236 selection.end.col--; 3261 selection.end.col--;
3237 3262
3238 selection_delimit_word (UP, & (selection.beg), & (selection.beg));
3239 selection_delimit_word (DN, & (selection.end), & (selection.end)); 3263 selection_delimit_word (UP, &selection.beg, &selection.beg);
3264 selection_delimit_word (DN, &selection.end, &selection.end);
3240 } 3265 }
3241 else if (selection.clicks == 3) 3266 else if (selection.clicks == 3)
3242 { 3267 {
3243#ifndef NO_FRILLS 3268#if ENABLE_FRILLS
3244 if ((Options & Opt_tripleclickwords)) 3269 if (option (Opt_tripleclickwords))
3245 { 3270 {
3246 int end_row; 3271 selection_delimit_word (UP, &selection.beg, &selection.beg);
3247 3272
3248 selection_delimit_word (UP, & (selection.beg), & (selection.beg));
3249 end_row = screen.tlen[selection.mark.row + TermWin.saveLines];
3250
3251 for (end_row = selection.mark.row; end_row < TermWin.nrow; end_row++) 3273 for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3252 { 3274 {
3253 end_col = screen.tlen[end_row + TermWin.saveLines]; 3275 if (!ROW(end_row).is_longer ())
3254
3255 if (end_col != -1)
3256 { 3276 {
3257 selection.end.row = end_row; 3277 selection.end.row = end_row;
3258 selection.end.col = end_col; 3278 selection.end.col = ROW(end_row).l;
3279# if !ENABLE_MINIMAL
3259 selection_remove_trailing_spaces (); 3280 selection_remove_trailing_spaces ();
3281# endif
3260 break; 3282 break;
3261 } 3283 }
3262 } 3284 }
3263 } 3285 }
3264 else 3286 else
3265#endif 3287#endif
3266 { 3288 {
3267 if (ROWCOL_IS_AFTER (selection.mark, selection.beg)) 3289 if (ROWCOL_IS_AFTER (selection.mark, selection.beg))
3268 selection.mark.col++; 3290 selection.mark.col++;
3291
3269 selection.beg.col = 0; 3292 selection.beg.col = 0;
3270 selection.end.col = ncol; 3293 selection.end.col = ncol;
3294
3295 // select a complete logical line
3296 while (selection.beg.row > -saveLines
3297 && ROW(selection.beg.row - 1).is_longer ())
3298 selection.beg.row--;
3299
3300 while (selection.end.row < nrow
3301 && ROW(selection.end.row).is_longer ())
3302 selection.end.row++;
3271 } 3303 }
3272 } 3304 }
3273 3305
3274 if (button3 && buttonpress) 3306 if (button3 && buttonpress)
3307 {
3275 { /* mark may need to be changed */ 3308 /* mark may need to be changed */
3276 if (closeto == LEFT) 3309 if (closeto == LEFT)
3277 { 3310 {
3278 selection.mark.row = selection.end.row; 3311 selection.mark.row = selection.end.row;
3279 selection.mark.col = selection.end.col 3312 selection.mark.col = selection.end.col - (selection.clicks == 2);
3280 - (selection.clicks == 2);
3281 } 3313 }
3282 else 3314 else
3283 { 3315 {
3284 selection.mark.row = selection.beg.row; 3316 selection.mark.row = selection.beg.row;
3285 selection.mark.col = selection.beg.col; 3317 selection.mark.col = selection.beg.col;
3286 } 3318 }
3287 } 3319 }
3288 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));
3289}
3290 3320
3291#ifndef NO_FRILLS 3321#if !ENABLE_MINIMAL
3292void 3322 if (selection.rect && selection.beg.col > selection.end.col)
3323 ::swap (selection.beg.col, selection.end.col);
3324#endif
3325}
3326
3327#if !ENABLE_MINIMAL
3328void ecb_cold
3293rxvt_term::selection_remove_trailing_spaces () 3329rxvt_term::selection_remove_trailing_spaces () NOTHROW
3294{ 3330{
3295 int32_t end_col, end_row; 3331 int32_t end_col, end_row;
3296 text_t *stp; 3332 text_t *stp;
3297 3333
3298 end_col = selection.end.col; 3334 end_col = selection.end.col;
3299 end_row = selection.end.row; 3335 end_row = selection.end.row;
3336
3300 for ( ; end_row >= selection.beg.row; ) 3337 for (; end_row >= selection.beg.row; )
3301 { 3338 {
3302 stp = screen.text[end_row + TermWin.saveLines]; 3339 stp = ROW(end_row).t;
3340
3303 while (--end_col >= 0) 3341 while (--end_col >= 0)
3304 { 3342 {
3305 if (stp[end_col] != ' ' && stp[end_col] != '\t') 3343 if (stp[end_col] != NOCHAR
3344 && !unicode::is_space (stp[end_col]))
3306 break; 3345 break;
3307 } 3346 }
3347
3308 if (end_col >= 0 3348 if (end_col >= 0
3309 || screen.tlen[end_row - 1 + TermWin.saveLines] != -1) 3349 || !ROW(end_row - 1).is_longer ())
3310 { 3350 {
3311 selection.end.col = end_col + 1; 3351 selection.end.col = end_col + 1;
3312 selection.end.row = end_row; 3352 selection.end.row = end_row;
3313 break; 3353 break;
3314 } 3354 }
3355
3315 end_row--; 3356 end_row--;
3316 end_col = TermWin.ncol; 3357 end_col = ncol;
3317 } 3358 }
3359
3318 if (selection.mark.row > selection.end.row) 3360 if (selection.mark.row > selection.end.row)
3319 { 3361 {
3320 selection.mark.row = selection.end.row; 3362 selection.mark.row = selection.end.row;
3321 selection.mark.col = selection.end.col; 3363 selection.mark.col = selection.end.col;
3322 } 3364 }
… …
3329/* ------------------------------------------------------------------------- */ 3371/* ------------------------------------------------------------------------- */
3330/* 3372/*
3331 * Double click on button 3 when already selected 3373 * Double click on button 3 when already selected
3332 * EXT: button 3 double click 3374 * EXT: button 3 double click
3333 */ 3375 */
3334void 3376void ecb_cold
3335rxvt_term::selection_rotate (int x, int y) 3377rxvt_term::selection_rotate (int x, int y) NOTHROW
3336{ 3378{
3337 selection.clicks = selection.clicks % 3 + 1; 3379 selection.clicks = selection.clicks % 3 + 1;
3338 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1); 3380 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3339} 3381}
3340 3382
3341/* ------------------------------------------------------------------------- */ 3383/* ------------------------------------------------------------------------- */
3342/* 3384/*
3343 * On some systems, the Atom typedef is 64 bits wide. We need to have a type
3344 * that is exactly 32 bits wide, because a format of 64 is not allowed by
3345 * the X11 protocol.
3346 */
3347typedef CARD32 Atom32;
3348
3349/* ------------------------------------------------------------------------- */
3350/*
3351 * Respond to a request for our current selection 3385 * Respond to a request for our current selection
3352 * EXT: SelectionRequest 3386 * EXT: SelectionRequest
3353 */ 3387 */
3354void 3388void ecb_cold
3355rxvt_term::selection_send (const XSelectionRequestEvent &rq) 3389rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3356{ 3390{
3391 Atom property = rq.property == None ? rq.target : rq.property;
3357 XSelectionEvent ev; 3392 XSelectionEvent ev;
3358 XTextProperty ct;
3359 XICCEncodingStyle style;
3360 Atom target;
3361 3393
3362 ev.type = SelectionNotify; 3394 ev.type = SelectionNotify;
3363 ev.property = None; 3395 ev.property = None;
3364 ev.display = rq.display; 3396 ev.display = rq.display;
3365 ev.requestor = rq.requestor; 3397 ev.requestor = rq.requestor;
… …
3367 ev.target = rq.target; 3399 ev.target = rq.target;
3368 ev.time = rq.time; 3400 ev.time = rq.time;
3369 3401
3370 if (rq.target == xa[XA_TARGETS]) 3402 if (rq.target == xa[XA_TARGETS])
3371 { 3403 {
3372 Atom32 target_list[6]; 3404 Atom target_list[6];
3373 Atom32 *target = target_list; 3405 Atom *target = target_list;
3374 3406
3375 *target++ = (Atom32) xa[XA_TARGETS]; 3407 *target++ = xa[XA_TARGETS];
3376 *target++ = (Atom32) xa[XA_TIMESTAMP]; 3408 *target++ = xa[XA_TIMESTAMP];
3377 *target++ = (Atom32) XA_STRING; 3409 *target++ = XA_STRING;
3378 *target++ = (Atom32) xa[XA_TEXT]; 3410 *target++ = xa[XA_TEXT];
3379 *target++ = (Atom32) xa[XA_COMPOUND_TEXT]; 3411 *target++ = xa[XA_COMPOUND_TEXT];
3380#if X_HAVE_UTF8_STRING 3412#if X_HAVE_UTF8_STRING
3381 *target++ = (Atom32) xa[XA_UTF8_STRING]; 3413 *target++ = xa[XA_UTF8_STRING];
3382#endif 3414#endif
3383 3415
3384 XChangeProperty (display->display, rq.requestor, rq.property, XA_ATOM, 3416 XChangeProperty (dpy, rq.requestor, property, XA_ATOM,
3385 (8 * sizeof (target_list[0])), PropModeReplace, 3417 32, PropModeReplace,
3386 (unsigned char *)target_list, 3418 (unsigned char *)target_list, target - target_list);
3387 target - target_list);
3388 ev.property = rq.property; 3419 ev.property = property;
3389 } 3420 }
3421#if TODO // TODO
3390 else if (rq.target == xa[XA_MULTIPLE]) 3422 else if (rq.target == xa[XA_MULTIPLE])
3391 { 3423 {
3392 /* TODO: Handle MULTIPLE */ 3424 /* TODO: Handle MULTIPLE */
3393 } 3425 }
3426#endif
3394 else if (rq.target == xa[XA_TIMESTAMP] && selection.text) 3427 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == XA_PRIMARY && selection.text)
3395 { 3428 {
3396 XChangeProperty (display->display, rq.requestor, rq.property, XA_INTEGER, 3429 XChangeProperty (dpy, rq.requestor, property, rq.target,
3397 (8 * sizeof (Time)), PropModeReplace,
3398 (unsigned char *)&selection_time, 1); 3430 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3399 ev.property = rq.property; 3431 ev.property = property;
3432 }
3433 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3434 {
3435 XChangeProperty (dpy, rq.requestor, property, rq.target,
3436 32, PropModeReplace, (unsigned char *)&clipboard_time, 1);
3437 ev.property = property;
3400 } 3438 }
3401 else if (rq.target == XA_STRING 3439 else if (rq.target == XA_STRING
3402 || rq.target == xa[XA_TEXT] 3440 || rq.target == xa[XA_TEXT]
3403 || rq.target == xa[XA_COMPOUND_TEXT] 3441 || rq.target == xa[XA_COMPOUND_TEXT]
3404 || rq.target == xa[XA_UTF8_STRING] 3442 || rq.target == xa[XA_UTF8_STRING]
3405 ) 3443 )
3406 { 3444 {
3445 XTextProperty ct;
3446 Atom target = rq.target;
3407 short freect = 0; 3447 short freect = 0;
3408 int selectlen; 3448 int selectlen;
3409 wchar_t *cl; 3449 wchar_t *cl;
3410 3450 enum {
3411 target = rq.target; 3451 enc_string = XStringStyle,
3452 enc_text = XStdICCTextStyle,
3453 enc_compound_text = XCompoundTextStyle,
3454#ifdef X_HAVE_UTF8_STRING
3455 enc_utf8 = XUTF8StringStyle,
3456#else
3457 enc_utf8 = -1,
3458#endif
3459 } style;
3412 3460
3413 if (target == XA_STRING) 3461 if (target == XA_STRING)
3414 // we actually don't do XA_STRING, but who cares, as i18n clients 3462 // we actually don't do XA_STRING, but who cares, as i18n clients
3415 // will ask for another format anyways. 3463 // will ask for another format anyways.
3416 style = XStringStyle; 3464 style = enc_string;
3417 else if (target == xa[XA_TEXT]) 3465 else if (target == xa[XA_TEXT])
3418 style = XStdICCTextStyle; 3466 style = enc_text;
3419 else if (target == xa[XA_COMPOUND_TEXT]) 3467 else if (target == xa[XA_COMPOUND_TEXT])
3420 style = XCompoundTextStyle; 3468 style = enc_compound_text;
3421#if X_HAVE_UTF8_STRING 3469#if !ENABLE_MINIMAL
3422 else if (target == xa[XA_UTF8_STRING]) 3470 else if (target == xa[XA_UTF8_STRING])
3423 style = XUTF8StringStyle; 3471 style = enc_utf8;
3424#endif 3472#endif
3425 else 3473 else
3426 { 3474 {
3427 target = xa[XA_COMPOUND_TEXT]; 3475 target = xa[XA_COMPOUND_TEXT];
3428 style = XCompoundTextStyle; 3476 style = enc_compound_text;
3429 } 3477 }
3430 3478
3431 if (selection.text) 3479 if (rq.selection == XA_PRIMARY && selection.text)
3432 { 3480 {
3433 cl = selection.text; 3481 cl = selection.text;
3434 selectlen = selection.len; 3482 selectlen = selection.len;
3435 } 3483 }
3484 else if (rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3485 {
3486 cl = selection.clip_text;
3487 selectlen = selection.clip_len;
3488 }
3436 else 3489 else
3437 { 3490 {
3438 cl = L""; 3491 cl = L"";
3439 selectlen = 0; 3492 selectlen = 0;
3440 } 3493 }
3441 3494
3442 // Xwc doesn't handle iso-10646 in wchar_t gracefully, so maybe recode it 3495#if !ENABLE_MINIMAL
3443 // manually for XUTF8StringStyle. 3496 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
3497 // so recode it manually
3498 if (style == enc_utf8)
3499 {
3500 freect = 1;
3501 ct.encoding = target;
3502 ct.format = 8;
3503 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);
3504 ct.nitems = strlen ((char *)ct.value);
3505 }
3506 else
3507#endif
3444 if (XwcTextListToTextProperty (display->display, &cl, 1, style, &ct) >= 0) 3508 if (XwcTextListToTextProperty (dpy, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3445 freect = 1; 3509 freect = 1;
3446 else 3510 else
3447 { 3511 {
3448 /* if we failed to convert then send it raw */ 3512 /* if we failed to convert then send it raw */
3449 ct.value = (unsigned char *)cl; 3513 ct.value = (unsigned char *)cl;
3450 ct.nitems = selectlen; 3514 ct.nitems = selectlen;
3515 ct.encoding = target;
3451 } 3516 }
3452 3517
3453 XChangeProperty (display->display, rq.requestor, rq.property, 3518 XChangeProperty (dpy, rq.requestor, property,
3454 target, 8, PropModeReplace, 3519 ct.encoding, 8, PropModeReplace,
3455 ct.value, (int)ct.nitems); 3520 ct.value, (int)ct.nitems);
3456 ev.property = rq.property; 3521 ev.property = property;
3457 3522
3458 if (freect) 3523 if (freect)
3459 XFree (ct.value); 3524 XFree (ct.value);
3460 } 3525 }
3461 3526
3462 XSendEvent (display->display, rq.requestor, False, 0L, (XEvent *)&ev); 3527 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3463} 3528}
3464 3529
3465/* ------------------------------------------------------------------------- * 3530/* ------------------------------------------------------------------------- */
3466 * MOUSE ROUTINES *
3467 * ------------------------------------------------------------------------- */
3468
3469/*
3470 * return col/row values corresponding to x/y pixel values
3471 */
3472void
3473rxvt_term::pixel_position (int *x, int *y)
3474{
3475 *x = Pixel2Col (*x);
3476 /* MAX_IT (*x, 0); MIN_IT (*x, (int)TermWin.ncol - 1); */
3477 *y = Pixel2Row (*y);
3478 /* MAX_IT (*y, 0); MIN_IT (*y, (int)TermWin.nrow - 1); */
3479}
3480
3481/* ------------------------------------------------------------------------- */
3482#ifdef USE_XIM 3531#if USE_XIM
3483void 3532void ecb_cold
3484rxvt_term::im_set_position (XPoint *pos) 3533rxvt_term::im_set_position (XPoint &pos) NOTHROW
3485{ 3534{
3486 XWindowAttributes xwa; 3535 XWindowAttributes xwa;
3487 3536
3488 XGetWindowAttributes (display->display, TermWin.vt, &xwa); 3537 XGetWindowAttributes (dpy, vt, &xwa);
3538
3489 pos->x = Col2Pixel (screen.cur.col) + xwa.x; 3539 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3490 pos->y = Height2Pixel ((screen.cur.row + 1)) + xwa.y - TermWin.lineSpace; 3540 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3491} 3541}
3492
3493#endif 3542#endif
3494/* ------------------------------------------------------------------------- */ 3543
3495 3544#if ENABLE_OVERLAY
3545void
3546rxvt_term::scr_overlay_new (int x, int y, int w, int h) NOTHROW
3547{
3548 if (nrow < 1 || ncol < 1)
3549 return;
3550
3551 want_refresh = 1;
3552
3553 scr_overlay_off ();
3554
3555 if (x < 0) x = ncol - w;
3556 if (y < 0) y = nrow - h;
3557
3558 // make space for border
3559 w += 2; min_it (w, ncol);
3560 h += 2; min_it (h, nrow);
3561
3562 x -= 1; clamp_it (x, 0, ncol - w);
3563 y -= 1; clamp_it (y, 0, nrow - h);
3564
3565 ov.x = x; ov.y = y;
3566 ov.w = w; ov.h = h;
3567
3568 ov.text = new text_t *[h];
3569 ov.rend = new rend_t *[h];
3570
3571 for (y = 0; y < h; y++)
3572 {
3573 text_t *tp = ov.text[y] = new text_t[w];
3574 rend_t *rp = ov.rend[y] = new rend_t[w];
3575
3576 text_t t0, t1, t2;
3577 rend_t r = OVERLAY_RSTYLE;
3578
3579 if (y == 0)
3580 t0 = 0x2554, t1 = 0x2550, t2 = 0x2557;
3581 else if (y < h - 1)
3582 t0 = 0x2551, t1 = 0x0020, t2 = 0x2551;
3583 else
3584 t0 = 0x255a, t1 = 0x2550, t2 = 0x255d;
3585
3586 *tp++ = t0;
3587 *rp++ = r;
3588
3589 for (x = w - 2; x > 0; --x)
3590 {
3591 *tp++ = t1;
3592 *rp++ = r;
3593 }
3594
3595 *tp = t2;
3596 *rp = r;
3597 }
3598}
3599
3600void
3601rxvt_term::scr_overlay_off () NOTHROW
3602{
3603 if (!ov.text)
3604 return;
3605
3606 want_refresh = 1;
3607
3608 for (int y = 0; y < ov.h; y++)
3609 {
3610 delete [] ov.text[y];
3611 delete [] ov.rend[y];
3612 }
3613
3614 delete [] ov.text; ov.text = 0;
3615 delete [] ov.rend; ov.rend = 0;
3616}
3617
3618void
3619rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW
3620{
3621 if (!ov.text || x >= ov.w - 2 || y >= ov.h - 2)
3622 return;
3623
3624 x++, y++;
3625
3626 ov.text[y][x] = text;
3627 ov.rend[y][x] = rend;
3628}
3629
3630void
3631rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW
3632{
3633 while (*s)
3634 scr_overlay_set (x++, y, *s++);
3635}
3636
3637void
3638rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW
3639{
3640 while (*s)
3641 {
3642 text_t t = *s++;
3643 int width = WCWIDTH (t);
3644
3645 while (width--)
3646 {
3647 scr_overlay_set (x++, y, t);
3648 t = NOCHAR;
3649 }
3650 }
3651}
3652
3653void
3654rxvt_term::scr_swap_overlay () NOTHROW
3655{
3656 if (!ov.text)
3657 return;
3658
3659 // hide cursor if it is within the overlay area
3660 if (IN_RANGE_EXC (screen.cur.col - ov.x, 0, ov.w)
3661 && IN_RANGE_EXC (screen.cur.row - ov.y, 0, ov.h))
3662 screen.flags &= ~Screen_VisibleCursor;
3663
3664 // swap screen mem with overlay
3665 for (int y = ov.h; y--; )
3666 {
3667 text_t *t1 = ov.text[y];
3668 rend_t *r1 = ov.rend[y];
3669
3670 text_t *t2 = ROW(y + ov.y + view_start).t + ov.x;
3671 rend_t *r2 = ROW(y + ov.y + view_start).r + ov.x;
3672
3673 for (int x = ov.w; x--; )
3674 {
3675 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3676 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3677 }
3678 }
3679}
3680
3681#endif
3496/* ------------------------------------------------------------------------- * 3682/* ------------------------------------------------------------------------- */
3497 * DEBUG ROUTINES *
3498 * ------------------------------------------------------------------------- */
3499#if 0
3500void
3501rxvt_debug_colors (void)
3502{
3503 int color;
3504 const char *name[] =
3505 {
3506 "fg", "bg",
3507 "black", "red", "green", "yellow", "blue", "magenta", "cyan", "white"
3508 };
3509 3683
3510 fprintf (stderr, "Color ( ");
3511 if (rstyle & RS_RVid)
3512 fprintf (stderr, "rvid ");
3513 if (rstyle & RS_Bold)
3514 fprintf (stderr, "bold ");
3515 if (rstyle & RS_Blink)
3516 fprintf (stderr, "blink ");
3517 if (rstyle & RS_Uline)
3518 fprintf (stderr, "uline ");
3519 fprintf (stderr, "): ");
3520
3521 color = GET_FGCOLOR (rstyle);
3522#ifndef NO_BRIGHTCOLOR
3523 if (color >= minBrightCOLOR && color <= maxBrightCOLOR)
3524 {
3525 color -= (minBrightCOLOR - minCOLOR);
3526 fprintf (stderr, "bright ");
3527 }
3528#endif
3529 fprintf (stderr, "%s on ", name[color]);
3530
3531 color = GET_BGCOLOR (rstyle);
3532#ifndef NO_BRIGHTCOLOR
3533 if (color >= minBrightCOLOR && color <= maxBrightCOLOR)
3534 {
3535 color -= (minBrightCOLOR - minCOLOR);
3536 fprintf (stderr, "bright ");
3537 }
3538#endif
3539 fprintf (stderr, "%s\n", name[color]);
3540}
3541#endif

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