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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.74 by pcg, Sun May 9 18:19:49 2004 UTC vs.
Revision 1.297 by root, Wed Jan 9 01:14:29 2008 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 <pcg@goof.com>
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! 33#include "salloc.C" // HACK, should be a seperate compile!
38 34
39inline void fill_text (text_t *start, text_t value, int len) 35static inline void fill_text (text_t *start, text_t value, int len)
40{ 36{
41 while (len--) 37 while (len--)
42 *start++ = value; 38 *start++ = value;
43} 39}
44 40
45/* ------------------------------------------------------------------------- */ 41/* ------------------------------------------------------------------------- */
46#define PROP_SIZE 16384 42#define PROP_SIZE 256*1024
43#define PASTE_SIZE 32768
47#define TABSIZE 8 /* default tab size */ 44#define TABSIZE 8 /* default tab size */
48 45
49/* ------------------------------------------------------------------------- * 46/* ------------------------------------------------------------------------- *
50 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES * 47 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES *
51 * ------------------------------------------------------------------------- */ 48 * ------------------------------------------------------------------------- */
52#define ZERO_SCROLLBACK() \ 49#define ZERO_SCROLLBACK() \
53 if ((Options & Opt_scrollTtyOutput) == Opt_scrollTtyOutput) \ 50 if (option (Opt_scrollTtyOutput)) \
54 TermWin.view_start = 0 51 view_start = 0
55#define CLEAR_SELECTION() \ 52#define CLEAR_SELECTION() \
56 selection.beg.row = selection.beg.col \ 53 selection.beg.row = selection.beg.col \
57 = selection.end.row = selection.end.col = 0 54 = selection.end.row = selection.end.col = 0
58#define CLEAR_ALL_SELECTION() \ 55#define CLEAR_ALL_SELECTION() \
59 selection.beg.row = selection.beg.col \ 56 selection.beg.row = selection.beg.col \
60 = selection.mark.row = selection.mark.col \ 57 = selection.mark.row = selection.mark.col \
61 = selection.end.row = selection.end.col = 0 58 = selection.end.row = selection.end.col = 0
62 59
63#define ROW_AND_COL_IS_AFTER(A, B, C, D) \ 60#define ROW_AND_COL_IS_AFTER(A, B, C, D) \
64 (((A) > (C)) || (((A) == (C)) && ((B) > (D)))) 61 (((A) > (C)) || (((A) == (C)) && ((B) > (D))))
65#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \ 62#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \
66 (((A) < (C)) || (((A) == (C)) && ((B) < (D)))) 63 (((A) < (C)) || (((A) == (C)) && ((B) < (D))))
67#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \ 64#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \
68 (((A) == (C)) && ((B) > (D))) 65 (((A) == (C)) && ((B) > (D)))
69#define ROW_AND_COL_IN_ROW_AT_OR_AFTER(A, B, C, D) \ 66#define ROW_AND_COL_IN_ROW_AT_OR_AFTER(A, B, C, D) \
70 (((A) == (C)) && ((B) >= (D))) 67 (((A) == (C)) && ((B) >= (D)))
71#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \ 68#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \
72 (((A) == (C)) && ((B) < (D))) 69 (((A) == (C)) && ((B) < (D)))
73#define ROW_AND_COL_IN_ROW_AT_OR_BEFORE(A, B, C, D) \ 70#define ROW_AND_COL_IN_ROW_AT_OR_BEFORE(A, B, C, D) \
74 (((A) == (C)) && ((B) <= (D))) 71 (((A) == (C)) && ((B) <= (D)))
75 72
76/* these must be row_col_t */ 73/* these must be row_col_t */
77#define ROWCOL_IS_AFTER(X, Y) \ 74#define ROWCOL_IS_AFTER(X, Y) \
78 ROW_AND_COL_IS_AFTER ((X).row, (X).col, (Y).row, (Y).col) 75 ROW_AND_COL_IS_AFTER ((X).row, (X).col, (Y).row, (Y).col)
79#define ROWCOL_IS_BEFORE(X, Y) \ 76#define ROWCOL_IS_BEFORE(X, Y) \
80 ROW_AND_COL_IS_BEFORE ((X).row, (X).col, (Y).row, (Y).col) 77 ROW_AND_COL_IS_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
81#define ROWCOL_IN_ROW_AFTER(X, Y) \ 78#define ROWCOL_IN_ROW_AFTER(X, Y) \
82 ROW_AND_COL_IN_ROW_AFTER ((X).row, (X).col, (Y).row, (Y).col) 79 ROW_AND_COL_IN_ROW_AFTER ((X).row, (X).col, (Y).row, (Y).col)
83#define ROWCOL_IN_ROW_BEFORE(X, Y) \ 80#define ROWCOL_IN_ROW_BEFORE(X, Y) \
84 ROW_AND_COL_IN_ROW_BEFORE ((X).row, (X).col, (Y).row, (Y).col) 81 ROW_AND_COL_IN_ROW_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
85#define ROWCOL_IN_ROW_AT_OR_AFTER(X, Y) \ 82#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) 83 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) \ 84#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) 85 ROW_AND_COL_IN_ROW_AT_OR_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
89 86
90/* 87/*
91 * CLEAR_ROWS : clear <num> rows starting from row <row> 88 * CLEAR_ROWS : clear <num> rows starting from row <row>
92 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y> 89 * 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 90 * ERASE_ROWS : set <num> rows starting from row <row> to the foreground colour
94 */ 91 */
95#define drawBuffer TermWin.vt 92#define drawBuffer vt
96 93
97#define CLEAR_ROWS(row, num) \ 94#define CLEAR_ROWS(row, num) \
98 if (TermWin.mapped) \ 95 if (mapped) \
99 XClearArea (display->display, drawBuffer, TermWin.int_bwidth, \ 96 XClearArea (dpy, drawBuffer, 0, \
100 Row2Pixel (row), (unsigned int)TermWin.width, \ 97 Row2Pixel (row), (unsigned int)width, \
101 (unsigned int)Height2Pixel (num), False) 98 (unsigned int)Height2Pixel (num), False)
102 99
103#define CLEAR_CHARS(x, y, num) \ 100#define CLEAR_CHARS(x, y, num) \
104 if (TermWin.mapped) \ 101 if (mapped) \
105 XClearArea (display->display, drawBuffer, x, y, \ 102 XClearArea (dpy, drawBuffer, x, y, \
106 (unsigned int)Width2Pixel (num), \ 103 (unsigned int)Width2Pixel (num), \
107 (unsigned int)Height2Pixel (1), False) 104 (unsigned int)Height2Pixel (1), False)
108 105
109#define ERASE_ROWS(row, num) \ 106#define ERASE_ROWS(row, num) \
110 XFillRectangle (display->display, drawBuffer, TermWin.gc, \ 107 XFillRectangle (dpy, drawBuffer, gc, \
111 TermWin.int_bwidth, Row2Pixel (row), \ 108 0, Row2Pixel (row), \
112 (unsigned int)TermWin.width, \ 109 (unsigned int)width, \
113 (unsigned int)Height2Pixel (num)) 110 (unsigned int)Height2Pixel (num))
114 111
115/* ------------------------------------------------------------------------- * 112/* ------------------------------------------------------------------------- *
116 * SCREEN `COMMON' ROUTINES * 113 * SCREEN `COMMON' ROUTINES *
117 * ------------------------------------------------------------------------- */ 114 * ------------------------------------------------------------------------- */
115
118/* Fill part/all of a line with blanks. */ 116/* Fill part/all of a line with blanks. */
119void 117void
120rxvt_term::scr_blank_line (text_t *et, rend_t *er, unsigned int width, rend_t efs) 118rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW
121{ 119{
122 efs &= ~RS_baseattrMask; 120 if (!l.t)
121 {
122 lalloc (l);
123 col = 0;
124 width = ncol;
125 }
126
127 l.touch ();
128
129 efs &= ~RS_baseattrMask; // remove italic etc. fontstyles
123 efs = SET_FONT (efs, TermWin.fontset->find_font (' ')); 130 efs = SET_FONT (efs, FONTSET (efs)->find_font (' '));
131
132 text_t *et = l.t + col;
133 rend_t *er = l.r + col;
124 134
125 while (width--) 135 while (width--)
126 { 136 {
127 *et++ = ' '; 137 *et++ = ' ';
128 *er++ = efs; 138 *er++ = efs;
130} 140}
131 141
132/* ------------------------------------------------------------------------- */ 142/* ------------------------------------------------------------------------- */
133/* Fill a full line with blanks - make sure it is allocated first */ 143/* Fill a full line with blanks - make sure it is allocated first */
134void 144void
135rxvt_term::scr_blank_screen_mem (text_t **tp, rend_t **rp, unsigned int row, rend_t efs) 145rxvt_term::scr_blank_screen_mem (line_t &l, rend_t efs) const NOTHROW
136{ 146{
137#ifdef DEBUG_STRICT 147 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 }
145 148
146 scr_blank_line (tp[row], rp[row], TermWin.ncol, efs); 149 l.l = 0;
150 l.f = 0;
147} 151}
148 152
149/* ------------------------------------------------------------------------- * 153/* ------------------------------------------------------------------------- *
150 * SCREEN INITIALISATION * 154 * SCREEN INITIALISATION *
151 * ------------------------------------------------------------------------- */ 155 * ------------------------------------------------------------------------- */
156
152void 157void
153rxvt_term::scr_reset () 158rxvt_term::scr_reset ()
154{ 159{
155 unsigned int ncol, nrow, total_rows, prev_total_rows; 160#if ENABLE_OVERLAY
156 unsigned int p, q; 161 scr_overlay_off ();
157 int k; 162#endif
158 rend_t setrstyle;
159 163
160 D_SCREEN ((stderr, "rxvt_scr_reset ()")); 164 rvideo_mode = false;
161
162 TermWin.view_start = 0; 165 view_start = 0;
163 num_scr = 0; 166 num_scr = 0;
164 167
165 if (TermWin.ncol == 0) 168 if (ncol == 0)
166 TermWin.ncol = 80; 169 ncol = 80;
167 170
168 if (TermWin.nrow == 0) 171 if (nrow == 0)
169 TermWin.nrow = 24; 172 nrow = 24;
170
171 ncol = TermWin.ncol;
172 nrow = TermWin.nrow;
173 173
174 if (ncol == prev_ncol && nrow == prev_nrow) 174 if (ncol == prev_ncol && nrow == prev_nrow)
175 return; 175 return;
176 176
177 if (current_screen != PRIMARY)
178 scr_swap_screen ();
179
180 // we need at least two lines for wrapping to work correctly
181 while (nrow + saveLines < 2)
182 {
183 //TODO//FIXME
184 saveLines++;
185 prev_nrow--;
186 top_row--;
187 }
188
177 want_refresh = 1; 189 want_refresh = 1;
178 190
191 int prev_total_rows = prev_nrow + saveLines;
179 total_rows = nrow + TermWin.saveLines; 192 total_rows = nrow + saveLines;
180 prev_total_rows = prev_nrow + TermWin.saveLines;
181 193
182 screen.tscroll = 0; 194 screen.tscroll = 0;
183 screen.bscroll = nrow - 1; 195 screen.bscroll = nrow - 1;
184 196
185 if (!talloc) 197 if (!row_buf)
186 { 198 {
199 /*
200 * first time called so just malloc everything: don't rely on realloc
201 */
202 top_row = 0;
203 term_start = 0;
204
187 talloc = new rxvt_salloc (ncol * sizeof (text_t)); 205 talloc = new rxvt_salloc (ncol * sizeof (text_t));
188 ralloc = new rxvt_salloc (ncol * sizeof (rend_t)); 206 ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
189 }
190 207
191 if (prev_nrow == 0) 208 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
192 { 209 drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
193 /* 210 swap_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
194 * first time called so just malloc everything: don't rely on realloc
195 * Note: this is still needed so that all the scrollback lines are NULL
196 */
197 screen.text = (text_t **)rxvt_calloc (total_rows, sizeof (text_t *));
198 buf_text = (text_t **)rxvt_calloc (total_rows, sizeof (text_t *));
199 drawn_text = (text_t **)rxvt_calloc (nrow, sizeof (text_t *));
200 swap.text = (text_t **)rxvt_calloc (nrow, sizeof (text_t *));
201 211
202 screen.tlen = (int16_t *)rxvt_calloc (total_rows, sizeof (int16_t)); 212 for (int row = nrow; row--; )
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 } 213 {
214 scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
215 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
216 scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
217 }
218 218
219 MEMSET (charsets, 'B', sizeof (charsets)); 219 memset (charsets, 'B', sizeof (charsets));
220 TermWin.nscrolled = 0; /* no saved lines */
221 rstyle = DEFAULT_RSTYLE; 220 rstyle = DEFAULT_RSTYLE;
222 screen.flags = Screen_DefaultFlags; 221 screen.flags = Screen_DefaultFlags;
223 screen.cur.row = screen.cur.col = 0; 222 screen.cur.row = screen.cur.col = 0;
224 screen.charset = 0; 223 screen.charset = 0;
225 current_screen = PRIMARY; 224 current_screen = PRIMARY;
237 selection.text = NULL; 236 selection.text = NULL;
238 selection.len = 0; 237 selection.len = 0;
239 selection.op = SELECTION_CLEAR; 238 selection.op = SELECTION_CLEAR;
240 selection.screen = PRIMARY; 239 selection.screen = PRIMARY;
241 selection.clicks = 0; 240 selection.clicks = 0;
242 CLEAR_ALL_SELECTION ();
243 rvideo = 0;
244 } 241 }
245 else 242 else
246 { 243 {
247 /* 244 /*
248 * add or delete rows as appropriate 245 * add or delete rows as appropriate
249 */ 246 */
250 setrstyle = DEFAULT_RSTYLE;
251 247
248 rxvt_salloc *old_ta = talloc; talloc = new rxvt_salloc (ncol * sizeof (text_t));
249 rxvt_salloc *old_ra = ralloc; ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
250
251#if 0
252 if (nrow < prev_nrow) 252 if (nrow < prev_nrow)
253 { 253 {
254 /* delete rows */
255 k = min (TermWin.nscrolled, prev_nrow - nrow);
256 scr_scroll_text (0, (int)prev_nrow - 1, k, 1);
257
258 for (p = nrow; p < prev_nrow; p++) 254 for (int row = nrow; row < prev_nrow; row++)
259 { 255 {
260 q = p + TermWin.saveLines; 256 lfree (swap_buf [row]);
257 lfree (drawn_buf[row]);
258 }
259 }
260#endif
261 261
262 if (screen.text[q]) 262 drawn_buf = (line_t *)rxvt_realloc (drawn_buf, nrow * sizeof (line_t));
263 swap_buf = (line_t *)rxvt_realloc (swap_buf , nrow * sizeof (line_t));
264
265 for (int row = min (nrow, prev_nrow); row--; )
266 {
267 lresize (drawn_buf[row]);
268 lresize (swap_buf [row]);
269 }
270
271 for (int row = prev_nrow; row < nrow; row++)
272 {
273 swap_buf [row].clear (); scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
274 drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
275 }
276
277 line_t *old_buf = row_buf;
278 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
279
280 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
281 int pend = MOD (term_start + top_row , prev_total_rows);
282 int q = total_rows; // rewrapped row
283
284 if (top_row)
285 {
286 // Re-wrap lines. This is rather ugly, possibly because I am too dumb
287 // to come up with a lean and mean algorithm.
288
289 row_col_t ocur = screen.cur;
290 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
291
292 do
293 {
294 p = MOD (p - 1, prev_total_rows);
295#ifdef DEBUG_STRICT
296 assert (old_buf [MOD (p, prev_total_rows)].t);
297#endif
298 int plines = 1;
299 int llen = old_buf [MOD (p, prev_total_rows)].l;
300
301 while (p != pend && old_buf [MOD (p - 1, prev_total_rows)].is_longer ())
263 { 302 {
264#ifdef DEBUG_STRICT 303 p = MOD (p - 1, prev_total_rows);
265 assert (screen.rend[q]); 304
266#endif 305 plines++;
267 talloc->free (screen.text[q]); 306 llen += prev_ncol;
268 ralloc->free (screen.rend[q]);
269 } 307 }
270 308
271 if (swap.text[p]) 309 int qlines = max (0, (llen - 1) / ncol) + 1;
310
311 // drop partial lines completely
312 if (q < qlines)
313 break;
314
315 q -= qlines;
316
317 int lofs = 0;
318 line_t *qline;
319
320 // re-assemble the full line by destination lines
321 for (int qrow = q; qlines--; qrow++)
272 { 322 {
273#ifdef DEBUG_STRICT 323 qline = row_buf + qrow;
274 assert (swap.rend[p]); 324 lalloc (*qline);
275#endif 325 qline->l = ncol;
276 talloc->free (swap.text[p]); 326 qline->is_longer (1);
277 ralloc->free (swap.rend[p]); 327
328 int qcol = 0;
329
330 // see below for cursor adjustment rationale
331 if (p == ocur.row)
332 screen.cur.row = q - (total_rows - nrow);
333
334 // fill a single destination line
335 while (lofs < llen && qcol < ncol)
336 {
337 int prow = lofs / prev_ncol;
338 int pcol = lofs % prev_ncol;
339
340 prow = MOD (p + prow, prev_total_rows);
341
342 // we only adjust the cursor _row_ and put it into
343 // the topmost line of "long line" it was in, as
344 // this seems to upset applications/shells/readline
345 // least.
346 if (prow == ocur.row)
347 screen.cur.row = q - (total_rows - nrow);
348
349 line_t &pline = old_buf [prow];
350
351 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
352
353 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
354 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
355
356 lofs += len;
357 qcol += len;
358 }
278 } 359 }
279 360
280#ifdef DEBUG_STRICT 361 qline->l = llen ? MOD (llen - 1, ncol) + 1 : 0;
281 assert (drawn_text[p] && drawn_rend[p]); 362 qline->is_longer (0);
282#endif 363 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
283 talloc->free (drawn_text[p]);
284 ralloc->free (drawn_rend[p]);
285 } 364 }
365 while (p != pend && q > 0);
286 366
287 /* we have fewer rows so fix up cursor position */ 367 term_start = total_rows - nrow;
288 MIN_IT (screen.cur.row, (int32_t)nrow - 1); 368 top_row = q - term_start;
289 MIN_IT (swap.cur.row, (int32_t)nrow - 1);
290 369
291 scr_reset_realloc (); /* realloc _last_ */ 370 // make sure all terminal lines exist
292 } 371 while (top_row > 0)
293 else if (nrow > prev_nrow) 372 scr_blank_screen_mem (ROW (--top_row), DEFAULT_RSTYLE);
294 { 373 }
295 /* add rows */ 374 else
296 scr_reset_realloc (); /* realloc _first_ */ 375 {
376 // if no scrollback exists (yet), wing, instead of wrap
297 377
298 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this 378 for (int row = min (nrow, prev_nrow); row--; )
299
300 k = min (TermWin.nscrolled, nrow - prev_nrow);
301
302 for (p = prev_total_rows; p < total_rows; p++)
303 { 379 {
304 screen.tlen[p] = 0; 380 line_t &pline = old_buf [MOD (term_start + row, prev_total_rows)];
305 screen.text[p] = NULL; 381 line_t &qline = row_buf [row];
306 screen.rend[p] = NULL; 382
383 qline = pline;
384 lresize (qline);
307 } 385 }
308 386
309 for (p = prev_total_rows; p < total_rows - k; p++)
310 scr_blank_screen_mem (screen.text, screen.rend, p, setrstyle);
311
312 for (p = prev_nrow; p < nrow; p++) 387 for (int row = prev_nrow; row < nrow; row++)
313 { 388 {
314 swap.tlen[p] = 0; 389 row_buf [row].clear (); scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE);
315 swap.text[p] = NULL;
316 swap.rend[p] = NULL;
317 drawn_text[p] = NULL;
318 drawn_rend[p] = NULL;
319 scr_blank_screen_mem (swap.text, swap.rend, p, setrstyle);
320 scr_blank_screen_mem (drawn_text, drawn_rend, p, setrstyle);
321 } 390 }
322 391
323 if (k > 0) 392 term_start = 0;
324 {
325 scr_scroll_text (0, (int)nrow - 1, -k, 1);
326 screen.cur.row += k;
327 screen.s_cur.row += k;
328 TermWin.nscrolled -= k;
329 }
330#ifdef DEBUG_STRICT
331 assert (screen.cur.row < TermWin.nrow);
332 assert (swap.cur.row < TermWin.nrow);
333#else /* drive with your eyes closed */
334
335 MIN_IT (screen.cur.row, nrow - 1);
336 MIN_IT (swap.cur.row, nrow - 1);
337#endif
338 TermWin.ncol = ncol; // save b/c scr_blank_screen_mem uses this
339 }
340
341 /* resize columns */
342 if (ncol != prev_ncol)
343 { 393 }
344 rxvt_salloc *ta = new rxvt_salloc (ncol * sizeof (text_t));
345 rxvt_salloc *ra = new rxvt_salloc (ncol * sizeof (rend_t));
346 394
347 for (p = 0; p < total_rows; p++) 395 free (old_buf);
348 { 396 delete old_ta;
349 if (screen.text[p]) 397 delete old_ra;
350 {
351 screen.text[p] = (text_t *)ta->alloc (screen.text[p], prev_ncol * sizeof (text_t));
352 screen.rend[p] = (rend_t *)ra->alloc (screen.rend[p], prev_ncol * sizeof (rend_t));
353 398
354 MIN_IT (screen.tlen[p], (int16_t)ncol); 399 clamp_it (screen.cur.row, 0, nrow - 1);
400 clamp_it (screen.cur.col, 0, ncol - 1);
355 401
356 if (ncol > prev_ncol)
357 scr_blank_line (&screen.text[p][prev_ncol],
358 &screen.rend[p][prev_ncol],
359 ncol - prev_ncol, setrstyle);
360 }
361 }
362
363 for (p = 0; p < nrow; p++)
364 {
365 drawn_text[p] = (text_t *)ta->alloc (drawn_text[p], prev_ncol * sizeof (text_t));
366 drawn_rend[p] = (rend_t *)ra->alloc (drawn_rend[p], prev_ncol * sizeof (rend_t));
367
368 if (ncol > prev_ncol)
369 scr_blank_line (&drawn_text[p][prev_ncol],
370 &drawn_rend[p][prev_ncol],
371 ncol - prev_ncol, setrstyle);
372
373 if (swap.text[p])
374 {
375 swap.text[p] = (text_t *)ta->alloc (swap.text[p], prev_ncol * sizeof (text_t));
376 swap.rend[p] = (rend_t *)ra->alloc (swap.rend[p], prev_ncol * sizeof (rend_t));
377
378 MIN_IT (swap.tlen[p], (int16_t)ncol);
379
380 if (ncol > prev_ncol)
381 scr_blank_line (&swap.text[p][prev_ncol],
382 &swap.rend[p][prev_ncol],
383 ncol - prev_ncol, setrstyle);
384 }
385
386 }
387
388 MIN_IT (screen.cur.col, (int16_t)ncol - 1);
389 MIN_IT (swap.cur.col, (int16_t)ncol - 1);
390
391 delete talloc; talloc = ta;
392 delete ralloc; ralloc = ra;
393 }
394
395 if (tabs)
396 free (tabs); 402 free (tabs);
397 } 403 }
404
405 CLEAR_ALL_SELECTION ();
398 406
399 prev_nrow = nrow; 407 prev_nrow = nrow;
400 prev_ncol = ncol; 408 prev_ncol = ncol;
401 409
402 tabs = (char *)rxvt_malloc (ncol * sizeof (char)); 410 tabs = (char *)rxvt_malloc (ncol);
403 411
404 for (p = 0; p < ncol; p++) 412 for (int col = ncol; --col; )
405 tabs[p] = (p % TABSIZE == 0) ? 1 : 0; 413 tabs [col] = col % TABSIZE == 0;
414
415 if (current_screen != PRIMARY)
416 scr_swap_screen ();
406 417
407 tt_winch (); 418 tt_winch ();
408}
409 419
410void 420 HOOK_INVOKE ((this, HOOK_RESET, DT_END));
411rxvt_term::scr_reset_realloc ()
412{
413 uint16_t total_rows, nrow;
414
415 nrow = TermWin.nrow;
416 total_rows = nrow + TermWin.saveLines;
417 /* *INDENT-OFF* */
418 screen.text = (text_t **)rxvt_realloc (screen.text, total_rows * sizeof (text_t *));
419 buf_text = (text_t **)rxvt_realloc (buf_text , total_rows * sizeof (text_t *));
420 drawn_text = (text_t **)rxvt_realloc (drawn_text , nrow * sizeof (text_t *));
421 swap.text = (text_t **)rxvt_realloc (swap.text , nrow * sizeof (text_t *));
422
423 screen.tlen = (int16_t *)rxvt_realloc (screen.tlen, total_rows * sizeof (int16_t));
424 swap.tlen = (int16_t *)rxvt_realloc (swap.tlen , total_rows * sizeof (int16_t));
425
426 screen.rend = (rend_t **)rxvt_realloc (screen.rend, total_rows * sizeof (rend_t *));
427 buf_rend = (rend_t **)rxvt_realloc (buf_rend , total_rows * sizeof (rend_t *));
428 drawn_rend = (rend_t **)rxvt_realloc (drawn_rend , nrow * sizeof (rend_t *));
429 swap.rend = (rend_t **)rxvt_realloc (swap.rend , nrow * sizeof (rend_t *));
430 /* *INDENT-ON* */
431} 421}
432 422
433/* ------------------------------------------------------------------------- */ 423/* ------------------------------------------------------------------------- */
434/* 424/*
435 * Free everything. That way malloc debugging can find leakage. 425 * Free everything. That way malloc debugging can find leakage.
436 */ 426 */
437void 427void
438rxvt_term::scr_release () 428rxvt_term::scr_release () NOTHROW
439{ 429{
440 uint16_t total_rows; 430 if (row_buf)
441 int i; 431 {
442
443 total_rows = TermWin.nrow + TermWin.saveLines;
444
445 delete talloc; talloc = 0; 432 delete talloc; talloc = 0;
446 delete ralloc; ralloc = 0; 433 delete ralloc; ralloc = 0;
447 434
448 free (screen.text); 435 free (row_buf);
449 free (screen.tlen); 436 free (swap_buf);
450 free (screen.rend); 437 free (drawn_buf);
451 free (drawn_text);
452 free (drawn_rend);
453 free (swap.text);
454 free (swap.tlen);
455 free (swap.rend);
456 free (buf_text);
457 free (buf_rend);
458 free (tabs); 438 free (tabs);
459 439
460 /* NULL these so if anything tries to use them, we'll know about it */ 440 row_buf = 0; // signal that we freed all the arrays
461 screen.text = drawn_text = swap.text = NULL; 441 }
462 screen.rend = drawn_rend = swap.rend = NULL;
463 screen.tlen = swap.tlen = NULL;
464 buf_text = NULL;
465 buf_rend = NULL;
466 tabs = NULL;
467} 442}
468 443
469/* ------------------------------------------------------------------------- */ 444/* ------------------------------------------------------------------------- */
470/* 445/*
471 * Hard reset 446 * Hard reset
472 */ 447 */
473void 448void
474rxvt_term::scr_poweron () 449rxvt_term::scr_poweron ()
475{ 450{
476 D_SCREEN ((stderr, "rxvt_scr_poweron ()"));
477
478 scr_release (); 451 scr_release ();
479 prev_nrow = prev_ncol = 0; 452 prev_nrow = prev_ncol = 0;
480 scr_reset (); 453 scr_reset ();
481 454
482 scr_clear (true); 455 scr_clear (true);
483 scr_refresh (SLOW_REFRESH); 456 scr_refresh ();
484} 457}
485 458
486/* ------------------------------------------------------------------------- * 459/* ------------------------------------------------------------------------- *
487 * PROCESS SCREEN COMMANDS * 460 * PROCESS SCREEN COMMANDS *
488 * ------------------------------------------------------------------------- */ 461 * ------------------------------------------------------------------------- */
490 * Save and Restore cursor 463 * Save and Restore cursor
491 * XTERM_SEQ: Save cursor : ESC 7 464 * XTERM_SEQ: Save cursor : ESC 7
492 * XTERM_SEQ: Restore cursor: ESC 8 465 * XTERM_SEQ: Restore cursor: ESC 8
493 */ 466 */
494void 467void
495rxvt_term::scr_cursor (int mode) 468rxvt_term::scr_cursor (cursor_mode mode) NOTHROW
496{ 469{
497 screen_t *s; 470 screen_t *s;
498
499 D_SCREEN ((stderr, "rxvt_scr_cursor (%c)", mode));
500 471
501#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR) 472#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
502 if (current_screen == SECONDARY) 473 if (current_screen == SECONDARY)
503 s = &swap; 474 s = &swap;
504 else 475 else
506 s = &screen; 477 s = &screen;
507 478
508 switch (mode) 479 switch (mode)
509 { 480 {
510 case SAVE: 481 case SAVE:
511 s->s_cur.row = s->cur.row; 482 s->s_cur.row = screen.cur.row;
512 s->s_cur.col = s->cur.col; 483 s->s_cur.col = screen.cur.col;
513 s->s_rstyle = rstyle; 484 s->s_rstyle = rstyle;
514 s->s_charset = s->charset; 485 s->s_charset = screen.charset;
515 s->s_charset_char = charsets[s->charset]; 486 s->s_charset_char = charsets[screen.charset];
516 break; 487 break;
517 488
518 case RESTORE: 489 case RESTORE:
519 want_refresh = 1; 490 want_refresh = 1;
520 s->cur.row = s->s_cur.row; 491 screen.cur.row = s->s_cur.row;
521 s->cur.col = s->s_cur.col; 492 screen.cur.col = s->s_cur.col;
522 s->flags &= ~Screen_WrapNext; 493 screen.flags &= ~Screen_WrapNext;
523 rstyle = s->s_rstyle; 494 rstyle = s->s_rstyle;
524 s->charset = s->s_charset; 495 screen.charset = s->s_charset;
525 charsets[s->charset] = s->s_charset_char; 496 charsets[screen.charset] = s->s_charset_char;
526 set_font_style (); 497 set_font_style ();
527 break; 498 break;
528 } 499 }
529 500
530 /* boundary check in case screen size changed between SAVE and RESTORE */ 501 /* boundary check in case screen size changed between SAVE and RESTORE */
531 MIN_IT (s->cur.row, TermWin.nrow - 1); 502 min_it (s->cur.row, nrow - 1);
532 MIN_IT (s->cur.col, TermWin.ncol - 1); 503 min_it (s->cur.col, ncol - 1);
533#ifdef DEBUG_STRICT 504#ifdef DEBUG_STRICT
534 assert (s->cur.row >= 0); 505 assert (s->cur.row >= 0);
535 assert (s->cur.col >= 0); 506 assert (s->cur.col >= 0);
536#else /* drive with your eyes closed */
537 MAX_IT (s->cur.row, 0);
538 MAX_IT (s->cur.col, 0);
539#endif 507#endif
508}
509
510void
511rxvt_term::scr_swap_screen ()
512{
513 if (!option (Opt_secondaryScreen))
514 return;
515
516 for (int i = prev_nrow; i--; )
517 ::swap (ROW(i), swap_buf [i]);
518
519 ::swap (screen.cur, swap.cur);
520
521 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
522 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
540} 523}
541 524
542/* ------------------------------------------------------------------------- */ 525/* ------------------------------------------------------------------------- */
543/* 526/*
544 * Swap between primary and secondary screens 527 * Swap between primary and secondary screens
545 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h 528 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h
546 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l 529 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l
547 */ 530 */
548int 531void
549rxvt_term::scr_change_screen (int scrn) 532rxvt_term::scr_change_screen (int scrn)
550{ 533{
551 int i; 534 if (scrn == current_screen)
535 return;
536
537 want_refresh = 1;
538 view_start = 0;
539
540 selection_check (2); /* check for boundary cross */
541
542 int i = current_screen; current_screen = scrn; scrn = i;
543
552#if NSCREENS 544#if NSCREENS
553 int offset;
554#endif
555
556 want_refresh = 1;
557
558 D_SCREEN ((stderr, "rxvt_scr_change_screen (%d)", scrn));
559
560 TermWin.view_start = 0;
561
562 if (current_screen == scrn)
563 return scrn;
564
565 selection_check (2); /* check for boundary cross */
566
567 SWAP_IT (current_screen, scrn, int);
568#if NSCREENS
569 if (Options & Opt_secondaryScreen) 545 if (option (Opt_secondaryScreen))
570 { 546 {
571 num_scr = 0; 547 num_scr = 0;
572 offset = TermWin.saveLines; 548
573 for (i = prev_nrow; i--;) 549 scr_swap_screen ();
574 { 550
575 SWAP_IT (screen.text[i + offset], swap.text[i], text_t *);
576 SWAP_IT (screen.tlen[i + offset], swap.tlen[i], int16_t);
577 SWAP_IT (screen.rend[i + offset], swap.rend[i], rend_t *);
578 }
579 SWAP_IT (screen.cur.row, swap.cur.row, int16_t);
580 SWAP_IT (screen.cur.col, swap.cur.col, int16_t);
581# ifdef DEBUG_STRICT
582 assert ((screen.cur.row >= 0) && (screen.cur.row < prev_nrow));
583 assert ((screen.cur.col >= 0) && (screen.cur.col < prev_ncol));
584# else /* drive with your eyes closed */
585 MAX_IT (screen.cur.row, 0);
586 MIN_IT (screen.cur.row, (int32_t)prev_nrow - 1);
587 MAX_IT (screen.cur.col, 0);
588 MIN_IT (screen.cur.col, (int32_t)prev_ncol - 1);
589# endif
590 SWAP_IT (screen.charset, swap.charset, int16_t); 551 ::swap (screen.charset, swap.charset);
591 SWAP_IT (screen.flags, swap.flags, int); 552 ::swap (screen.flags, swap.flags);
592 screen.flags |= Screen_VisibleCursor; 553 screen.flags |= Screen_VisibleCursor;
593 swap.flags |= Screen_VisibleCursor; 554 swap.flags |= Screen_VisibleCursor;
594 } 555 }
595 else 556 else
596#endif 557#endif
597 if (Options & Opt_secondaryScroll) 558 if (option (Opt_secondaryScroll))
598 //if (current_screen == PRIMARY)
599 scr_scroll_text (0, (prev_nrow - 1), prev_nrow, 0); 559 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
600 return scrn; 560}
561
562// clear WrapNext indicator, solidifying position on next line
563void
564rxvt_term::scr_do_wrap () NOTHROW
565{
566 if (!(screen.flags & Screen_WrapNext))
567 return;
568
569 screen.flags &= ~Screen_WrapNext;
570
571 screen.cur.col = 0;
572
573 if (screen.cur.row == screen.bscroll)
574 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
575 else if (screen.cur.row < nrow - 1)
576 screen.cur.row++;
601} 577}
602 578
603/* ------------------------------------------------------------------------- */ 579/* ------------------------------------------------------------------------- */
604/* 580/*
605 * Change the colour for following text 581 * Change the colour for following text
606 */ 582 */
607void 583void
608rxvt_term::scr_color (unsigned int color, int fgbg) 584rxvt_term::scr_color (unsigned int color, int fgbg) NOTHROW
609{ 585{
610 color &= RS_fgMask; 586 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
587 color = fgbg;
588
611 if (fgbg == Color_fg) 589 if (fgbg == Color_fg)
612 rstyle = SET_FGCOLOR (rstyle, color); 590 rstyle = SET_FGCOLOR (rstyle, color);
613 else 591 else
614 rstyle = SET_BGCOLOR (rstyle, color); 592 rstyle = SET_BGCOLOR (rstyle, color);
615} 593}
617/* ------------------------------------------------------------------------- */ 595/* ------------------------------------------------------------------------- */
618/* 596/*
619 * Change the rendition style for following text 597 * Change the rendition style for following text
620 */ 598 */
621void 599void
622rxvt_term::scr_rendition (int set, int style) 600rxvt_term::scr_rendition (int set, int style) NOTHROW
623 { 601{
624 if (set) 602 if (set)
625 rstyle |= style; 603 rstyle |= style;
626 else if (style == ~RS_None) 604 else if (style == ~RS_None)
627 rstyle = DEFAULT_RSTYLE; 605 rstyle = DEFAULT_RSTYLE;
628 else 606 else
629 rstyle &= ~style; 607 rstyle &= ~style;
630 } 608}
631 609
632/* ------------------------------------------------------------------------- */ 610/* ------------------------------------------------------------------------- */
633/* 611/*
634 * Scroll text between <row1> and <row2> inclusive, by <count> lines 612 * Scroll text between <row1> and <row2> inclusive, by <count> lines
635 * count positive ==> scroll up 613 * count positive ==> scroll up
636 * count negative ==> scroll down 614 * count negative ==> scroll down
637 * spec == 0 for normal routines
638 */ 615 */
639int 616int
640rxvt_term::scr_scroll_text (int row1, int row2, int count, int spec) 617rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW
641{ 618{
642 int i, j;
643 long nscrolled;
644
645 if (count == 0 || (row1 > row2)) 619 if (count == 0 || (row1 > row2))
646 return 0; 620 return 0;
647 621
648 want_refresh = 1; 622 want_refresh = 1;
649 D_SCREEN ((stderr, "rxvt_scroll_text (%d,%d,%d,%d): %s", row1, row2, count, spec, (current_screen == PRIMARY) ? "Primary" : "Secondary")); 623 num_scr += count;
650 624
651 if (row1 == 0 && count > 0 625 if (count > 0
626 && row1 == 0
652 && (current_screen == PRIMARY || Options & Opt_secondaryScroll)) 627 && (current_screen == PRIMARY || option (Opt_secondaryScroll)))
628 {
629 top_row = max (top_row - count, -saveLines);
630
631 // scroll everything up 'count' lines
632 term_start = (term_start + count) % total_rows;
633
634 // sever bottommost line
653 { 635 {
654 nscrolled = (long)TermWin.nscrolled + (long)count; 636 line_t &l = ROW(row2 - count);
637 l.is_longer (0);
638 l.touch ();
639 }
655 640
656 if (nscrolled > (long)TermWin.saveLines) 641 // erase newly scrolled-in lines
657 TermWin.nscrolled = TermWin.saveLines; 642 for (int i = count; i--; )
643 {
644 line_t &l = ROW(nrow - 1 - i);
645
646 // optimize if already cleared, can be significant on slow machines
647 // could be rolled into scr_blank_screen_mem
648 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask)))
649 {
650 scr_blank_line (l, 0, l.l, rstyle);
651 l.l = 0;
652 l.f = 0;
653 }
658 else 654 else
659 TermWin.nscrolled = (uint16_t)nscrolled; 655 scr_blank_screen_mem (l, rstyle);
656 }
660 657
658 // now copy lines below the scroll region bottom to the
659 // bottom of the screen again, so they look as if they
660 // hadn't moved.
661 for (int i = nrow; --i > row2; )
662 {
663 line_t &l1 = ROW(i - count);
664 line_t &l2 = ROW(i);
665
666 ::swap (l1, l2);
667 l2.touch ();
668 }
669
670 // move and/or clear selection, if any
671 if (selection.op && current_screen == selection.screen)
672 {
673 selection.beg.row -= count;
674 selection.end.row -= count;
675 selection.mark.row -= count;
676
677 if (selection.beg.row < top_row
678 || selection.end.row < top_row
679 || selection.mark.row < top_row)
680 {
681 CLEAR_ALL_SELECTION ();
682 selection.op = SELECTION_CLEAR;
683 }
684 }
685
686 // finally move the view window, if desired
661 if ((Options & Opt_scrollWithBuffer) 687 if (option (Opt_scrollWithBuffer)
662 && TermWin.view_start != 0 688 && view_start != 0
663 && TermWin.view_start != TermWin.saveLines) 689 && view_start != -saveLines)
664 scr_page (UP, count); 690 scr_page (UP, count);
691
692 if (SHOULD_INVOKE (HOOK_SCROLL_BACK))
693 HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END));
694 }
695 else
665 } 696 {
666 else if (!spec)
667 row1 += TermWin.saveLines;
668
669 row2 += TermWin.saveLines;
670
671 if (selection.op && current_screen == selection.screen) 697 if (selection.op && current_screen == selection.screen)
672 { 698 {
673 i = selection.beg.row + TermWin.saveLines; 699 if ((selection.beg.row < row1 && selection.end.row > row1)
674 j = selection.end.row + TermWin.saveLines; 700 || (selection.beg.row < row2 && selection.end.row > row2)
675 if ((i < row1 && j > row1) 701 || (selection.beg.row - count < row1 && selection.beg.row >= row1)
676 || (i < row2 && j > row2) 702 || (selection.beg.row - count > row2 && selection.beg.row <= row2)
677 || (i - count < row1 && i >= row1) 703 || (selection.end.row - count < row1 && selection.end.row >= row1)
678 || (i - count > row2 && i <= row2) 704 || (selection.end.row - count > row2 && selection.end.row <= row2))
679 || (j - count < row1 && j >= row1)
680 || (j - count > row2 && j <= row2))
681 { 705 {
682 CLEAR_ALL_SELECTION (); 706 CLEAR_ALL_SELECTION ();
683 selection.op = SELECTION_CLEAR; /* XXX: too aggressive? */ 707 selection.op = SELECTION_CLEAR;
684 } 708 }
685 else if (j >= row1 && j <= row2) 709 else if (selection.end.row >= row1 && selection.end.row <= row2)
686 { 710 {
687 /* move selected region too */ 711 /* move selected region too */
688 selection.beg.row -= count; 712 selection.beg.row -= count;
689 selection.end.row -= count; 713 selection.end.row -= count;
690 selection.mark.row -= count; 714 selection.mark.row -= count;
715
716 selection_check (0);
691 } 717 }
692 }
693
694 selection_check (0); /* _after_ TermWin.nscrolled update */
695
696 num_scr += count;
697 j = count;
698
699 if (count < 0)
700 count = -count;
701
702 i = row2 - row1 + 1;
703 MIN_IT (count, i);
704
705 if (j > 0)
706 {
707 /* A: scroll up */
708
709 /* A1: Copy lines that will get clobbered by the rotation */
710 for (i = 0, j = row1; i < count; i++, j++)
711 { 718 }
712 buf_text[i] = screen.text[j]; 719
713 buf_rend[i] = screen.rend[j]; 720 // use a simple and robust scrolling algorithm, this
721 // part of scr_scroll_text is not time-critical.
722
723 int rows = row2 - row1 + 1;
724
725 min_it (count, rows);
726
727 line_t *temp_buf = row_buf + total_rows;
728
729 for (int row = 0; row < rows; row++)
714 } 730 {
731 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
715 732
716 /* A2: Rotate lines */ 733 if (!IN_RANGE_EXC (row + count, 0, rows))
717 for (j = row1, i = j + count; i <= row2; i++, j++) 734 scr_blank_screen_mem (temp_buf [row], rstyle);
718 { 735 }
719 screen.tlen[j] = screen.tlen[i];
720 screen.text[j] = screen.text[i];
721 screen.rend[j] = screen.rend[i];
722 }
723 736
724 j = row2 - count + 1, i = count; 737 for (int row = 0; row < rows; row++)
725 } 738 ROW(row1 + row) = temp_buf [row];
726 else /* if (j < 0) */
727 {
728 /* B: scroll down */
729
730 /* B1: Copy lines that will get clobbered by the rotation */
731 for (i = 0, j = row2; i < count; i++, j--)
732 {
733 buf_text[i] = screen.text[j];
734 buf_rend[i] = screen.rend[j];
735 }
736
737 /* B2: Rotate lines */
738 for (j = row2, i = j - count; i >= row1; i--, j--)
739 {
740 screen.tlen[j] = screen.tlen[i];
741 screen.text[j] = screen.text[i];
742 screen.rend[j] = screen.rend[i];
743 }
744
745 j = row1, i = count;
746 count = -count;
747 }
748
749 /* C: Resurrect lines */
750 for (; i--; j++)
751 {
752 screen.tlen[j] = 0;
753 screen.text[j] = buf_text[i];
754 screen.rend[j] = buf_rend[i];
755
756 if (!spec) /* line length may not equal TermWin.ncol */
757 scr_blank_screen_mem (screen.text, screen.rend, (unsigned int)j, rstyle);
758 } 739 }
759 740
760 return count; 741 return count;
761} 742}
762 743
763/* ------------------------------------------------------------------------- */ 744/* ------------------------------------------------------------------------- */
764/* 745/*
765 * Add text given in <str> of length <len> to screen struct 746 * Add text given in <str> of length <len> to screen struct
766 */ 747 */
767void 748void
768rxvt_term::scr_add_lines (const unicode_t *str, int nlines, int len) 749rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW
769{ 750{
770 unsigned char checksel, clearsel;
771 unicode_t c;
772 int i, row, last_col;
773 text_t *stp;
774 rend_t *srp;
775
776 if (len <= 0) /* sanity */ 751 if (len <= 0) /* sanity */
777 return; 752 return;
778 753
754 unsigned char checksel;
755 unicode_t c;
756 int ncol = this->ncol;
757 const wchar_t *strend = str + len;
758
779 want_refresh = 1; 759 want_refresh = 1;
780 last_col = TermWin.ncol;
781
782 D_SCREEN ((stderr, "rxvt_scr_add_lines (%d,%d)", nlines, len));
783 ZERO_SCROLLBACK (); 760 ZERO_SCROLLBACK ();
761
784 if (nlines > 0) 762 if (minlines > 0)
785 { 763 {
786 nlines += (screen.cur.row - screen.bscroll); 764 minlines += screen.cur.row - screen.bscroll;
765 min_it (minlines, screen.cur.row - top_row);
766
787 if ((nlines > 0) 767 if (minlines > 0
788 && (screen.tscroll == 0) 768 && screen.tscroll == 0
789 && (screen.bscroll == (TermWin.nrow - 1))) 769 && screen.bscroll == nrow - 1)
790 { 770 {
791 /* _at least_ this many lines need to be scrolled */ 771 /* _at least_ this many lines need to be scrolled */
792 scr_scroll_text (screen.tscroll, screen.bscroll, nlines, 0); 772 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
793 screen.cur.row -= nlines; 773 screen.cur.row -= minlines;
794 } 774 }
795 } 775 }
776
796#ifdef DEBUG_STRICT 777#ifdef DEBUG_STRICT
797 assert (screen.cur.col < last_col); 778 assert (screen.cur.col < ncol);
798 assert ((screen.cur.row < TermWin.nrow) 779 assert (screen.cur.row < nrow
799 && (screen.cur.row >= - (int32_t)TermWin.nscrolled)); 780 && screen.cur.row >= top_row);
800#else /* drive with your eyes closed */
801 MIN_IT (screen.cur.col, last_col - 1);
802 MIN_IT (screen.cur.row, (int32_t)TermWin.nrow - 1);
803 MAX_IT (screen.cur.row, - (int32_t)TermWin.nscrolled);
804#endif 781#endif
805 row = screen.cur.row + TermWin.saveLines; 782 int row = screen.cur.row;
806 783
807 checksel = selection.op && current_screen == selection.screen ? 1 : 0; 784 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
808 clearsel = 0;
809 785
810 stp = screen.text[row]; 786 line_t *line = &ROW(row);
811 srp = screen.rend[row];
812 787
813 while (len--) 788 while (str < strend)
814 { 789 {
815 c = *str++; 790 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
816 791
817 if (c < 0x20) 792 if (c < 0x20)
818 switch (c) 793 if (c == C0_LF)
819 { 794 {
820 case C0_HT: 795 max_it (line->l, screen.cur.col);
821 scr_tab (1);
822 continue;
823 796
824 case C0_LF:
825 if (screen.tlen[row] != -1) /* XXX: think about this */
826 MAX_IT (screen.tlen[row], screen.cur.col);
827
828 screen.flags &= ~Screen_WrapNext; 797 screen.flags &= ~Screen_WrapNext;
829 798
830 if (screen.cur.row == screen.bscroll) 799 if (screen.cur.row == screen.bscroll)
831 scr_scroll_text (screen.tscroll, screen.bscroll, 1, 0); 800 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
832 else if (screen.cur.row < (TermWin.nrow - 1)) 801 else if (screen.cur.row < (nrow - 1))
833 row = (++screen.cur.row) + TermWin.saveLines; 802 row = ++screen.cur.row;
834 803
835 stp = screen.text[row]; /* _must_ refresh */ 804 line = &ROW(row); /* _must_ refresh */
836 srp = screen.rend[row]; /* _must_ refresh */
837 continue; 805 continue;
806 }
807 else if (c == C0_CR)
808 {
809 max_it (line->l, screen.cur.col);
838 810
839 case C0_CR:
840 if (screen.tlen[row] != -1) /* XXX: think about this */
841 MAX_IT (screen.tlen[row], screen.cur.col);
842
843 screen.flags &= ~Screen_WrapNext; 811 screen.flags &= ~Screen_WrapNext;
844 screen.cur.col = 0; 812 screen.cur.col = 0;
845 continue; 813 continue;
814 }
815 else if (c == C0_HT)
816 {
817 scr_tab (1, true);
818 continue;
846 } 819 }
847 820
848 if (checksel /* see if we're writing within selection */ 821 if (checksel /* see if we're writing within selection */
849 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 822 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
850 && ROWCOL_IS_BEFORE (screen.cur, selection.end)) 823 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
851 { 824 {
852 checksel = 0; 825 checksel = 0;
853 clearsel = 1; 826 /*
827 * If we wrote anywhere in the selected area, kill the selection
828 * XXX: should we kill the mark too? Possibly, but maybe that
829 * should be a similar check.
830 */
831 CLEAR_SELECTION ();
854 } 832 }
855 833
856 if (screen.flags & Screen_WrapNext) 834 if (screen.flags & Screen_WrapNext)
857 { 835 {
858 screen.tlen[row] = -1; 836 scr_do_wrap ();
859 if (screen.cur.row == screen.bscroll)
860 scr_scroll_text (screen.tscroll, screen.bscroll, 1, 0);
861 else if (screen.cur.row < (TermWin.nrow - 1))
862 row = (++screen.cur.row) + TermWin.saveLines;
863 837
864 stp = screen.text[row]; /* _must_ refresh */ 838 line->l = ncol;
865 srp = screen.rend[row]; /* _must_ refresh */ 839 line->is_longer (1);
840
866 screen.cur.col = 0; 841 row = screen.cur.row;
867 screen.flags &= ~Screen_WrapNext; 842 line = &ROW(row); /* _must_ refresh */
843 }
844
845 // some utf-8 decoders "decode" surrogate characters: let's fix this.
846 if (IN_RANGE_INC (c, 0xd800, 0xdfff))
847 c = 0xfffd;
848
849 // rely on wcwidth to tell us the character width, do wcwidth before
850 // further replacements, as wcwidth might return -1 for the line
851 // drawing characters below as they might be invalid in the current
852 // locale.
853 int width = WCWIDTH (c);
854
855 if (charsets [screen.charset] == '0') // DEC SPECIAL
856 {
857 // vt100 special graphics and line drawing
858 // 5f-7e standard vt100
859 // 40-5e rxvt extension for extra curses acs chars
860 static uint16_t vt100_0[62] = { // 41 .. 7e
861 0x2191, 0x2193, 0x2192, 0x2190, 0x2588, 0x259a, 0x2603, // 41-47 hi mr. snowman!
862 0, 0, 0, 0, 0, 0, 0, 0, // 48-4f
863 0, 0, 0, 0, 0, 0, 0, 0, // 50-57
864 0, 0, 0, 0, 0, 0, 0, 0x0020, // 58-5f
865 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0, 0x00b1, // 60-67
866 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c, 0x23ba, // 68-6f
867 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534, 0x252c, // 70-77
868 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7, // 78-7e
869 };
870
871 if (c >= 0x41 && c <= 0x7e && vt100_0[c - 0x41])
872 {
873 c = vt100_0[c - 0x41];
874 width = 1; // vt100 line drawing characters are always single-width
875 }
868 } 876 }
869 877
870 if (screen.flags & Screen_Insert) 878 if (screen.flags & Screen_Insert)
871 scr_insdel_chars (1, INSERT); 879 scr_insdel_chars (width, INSERT);
872
873 // rely on wcwidth to tell us the character width, at least for non-latin1
874 // do wcwidth before further replacements, as wcwidth says that line-drawing
875 // characters have width -1 (DOH!) on GNU/Linux sometimes.
876 int width = c < 256 ? 1 : wcwidth (c);
877
878 if (charsets[screen.charset] == '0') // DEC SPECIAL
879 {
880 // vt100 special graphics and line drawing
881 static uint16_t vt100_0[32] = { // 5f .. 7e
882 0x0020, 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0,
883 0x00b1, 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c,
884 0x23ba, 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534,
885 0x252c, 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7,
886 };
887
888 if (c >= 0x5f && c <= 0x7e)
889 {
890 c = vt100_0[c - 0x5f];
891 width = 1;
892 }
893 }
894 880
895 if (width != 0) 881 if (width != 0)
896 { 882 {
897#if !UNICODE_3 && ENABLE_COMBINING 883#if !UNICODE_3
898 // trim characters we can't store directly :( 884 // trim characters we can't store directly :(
899 if (c >= 0x10000) 885 if (c >= 0x10000)
886# if ENABLE_COMBINING
900 c = rxvt_composite.compose (c); // map to lower 16 bits 887 c = rxvt_composite.compose (c); // map to lower 16 bits
888# else
889 c = 0xfffd;
901#endif 890# endif
891#endif
892
893 // nuke the character at this position, if required
894 if (line->t[screen.cur.col] == NOCHAR
895 || (screen.cur.col < ncol - 1
896 && line->t[screen.cur.col + 1] == NOCHAR))
897 {
898 int col = screen.cur.col;
899
900 // find begin
901 while (col > 0 && line->t[col] == NOCHAR)
902 col--;
903
904 rend_t rend = SET_FONT (line->r[col], FONTSET (line->r[col])->find_font (' '));
905
906 // found begin, nuke
907 do {
908 line->t[col] = ' ';
909 line->r[col] = rend;
910 col++;
911 } while (col < ncol && line->t[col] == NOCHAR);
912 }
913
902 rend_t rend = SET_FONT (rstyle, TermWin.fontset->find_font (c)); 914 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
915
916 // if the character doesn't fit into the remaining columns...
917 if (screen.cur.col > ncol - width && ncol >= width)
918 {
919 // ...output spaces
920 c = ' ';
921 // and try the same character next loop iteration
922 --str;
923 }
924
925 line->touch ();
903 926
904 do 927 do
905 { 928 {
906 stp[screen.cur.col] = c; 929 line->t[screen.cur.col] = c;
907 srp[screen.cur.col] = rend; 930 line->r[screen.cur.col] = rend;
908 931
909 if (screen.cur.col < last_col - 1) 932 if (screen.cur.col < ncol - 1)
910 screen.cur.col++; 933 screen.cur.col++;
911 else 934 else
912 { 935 {
913 screen.tlen[row] = last_col; 936 line->l = ncol;
914 if (screen.flags & Screen_Autowrap) 937 if (screen.flags & Screen_Autowrap)
915 screen.flags |= Screen_WrapNext; 938 screen.flags |= Screen_WrapNext;
916 break; 939 break;
917 } 940 }
918 941
919 c = NOCHAR; 942 c = NOCHAR;
920 } 943 }
921 while (--width > 0); 944 while (--width > 0);
922 945
923 // pad with spaces when overwriting wide character with smaller one 946 // pad with spaces when overwriting wide character with smaller one
924 for (int c = screen.cur.col; c < last_col && stp[c] == NOCHAR; c++) 947 if (!width)
925 { 948 {
949 line->touch ();
950
951 for (int c = screen.cur.col; c < ncol && line->t[c] == NOCHAR; c++)
952 {
926 stp[c] = ' '; 953 line->t[c] = ' ';
927 srp[c] = rend; 954 line->r[c] = rend;
955 }
928 } 956 }
929 } 957 }
930 else if (width == 0) 958 else // width == 0
931 { 959 {
932#if ENABLE_COMBINING 960#if ENABLE_COMBINING
933 // handle combining characters 961 // handle combining characters
934 // we just tag the accent on the previous on-screen character. 962 // we just tag the accent on the previous on-screen character.
935 // this is arguably not correct, but also arguably not wrong. 963 // this is arguably not correct, but also arguably not wrong.
936 // we don't handle double-width characters nicely yet. 964 // we don't handle double-width characters nicely yet.
937 965 line_t *linep;
938 text_t *tp; 966 text_t *tp;
939 rend_t *rp; 967 rend_t *rp;
940 968
941 if (screen.cur.col > 0) 969 if (screen.cur.col > 0)
942 { 970 {
971 linep = line;
943 tp = stp + screen.cur.col - 1; 972 tp = line->t + screen.cur.col - 1;
944 rp = srp + screen.cur.col - 1; 973 rp = line->r + screen.cur.col - 1;
945 } 974 }
946 else if (screen.cur.row > 0 975 else if (screen.cur.row > 0
947 && screen.tlen [screen.cur.row - 1 + TermWin.saveLines] == -1) 976 && ROW(screen.cur.row - 1).is_longer ())
948 { 977 {
949 tp = screen.text[screen.cur.row - 1 + TermWin.saveLines] + last_col - 1; 978 linep = &ROW(screen.cur.row - 1);
950 rp = screen.rend[screen.cur.row - 1 + TermWin.saveLines] + last_col - 1; 979 tp = line->t + ncol - 1;
980 rp = line->r + ncol - 1;
951 } 981 }
952 else 982 else
953 continue; 983 continue;
954 984
955 // handle double-width-chars by making them look extremely ugly 985 linep->touch ();
956 if (*tp == NOCHAR) 986
957 *tp = ' '; // hack //D //TODO //--tp, --rp; 987 while (*tp == NOCHAR && tp > linep->t)
988 tp--, rp--;
958 989
959 // first try to find a precomposed character 990 // first try to find a precomposed character
960 unicode_t n = rxvt_compose (*tp, c); 991 unicode_t n = rxvt_compose (*tp, c);
961 if (n == NOCHAR) 992 if (n == NOCHAR)
962 n = rxvt_composite.compose (*tp, c); 993 n = rxvt_composite.compose (*tp, c);
963 994
964 *tp = n; 995 *tp = n;
965 *rp = SET_FONT (*rp, TermWin.fontset->find_font (*tp)); 996 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
966#endif 997#endif
967 } 998 }
968 } 999 }
969 1000
970 if (screen.tlen[row] != -1) /* XXX: think about this */ 1001 max_it (line->l, screen.cur.col);
971 MAX_IT (screen.tlen[row], screen.cur.col);
972
973 /*
974 * If we wrote anywhere in the selected area, kill the selection
975 * XXX: should we kill the mark too? Possibly, but maybe that
976 * should be a similar check.
977 */
978 if (clearsel)
979 CLEAR_SELECTION ();
980 1002
981#ifdef DEBUG_STRICT 1003#ifdef DEBUG_STRICT
982 assert (screen.cur.row >= 0); 1004 assert (screen.cur.row >= 0);
983#else /* drive with your eyes closed */
984 MAX_IT (screen.cur.row, 0);
985#endif 1005#endif
986} 1006}
987 1007
988/* ------------------------------------------------------------------------- */ 1008/* ------------------------------------------------------------------------- */
989/* 1009/*
990 * Process Backspace. Move back the cursor back a position, wrap if have to 1010 * Process Backspace. Move back the cursor back a position, wrap if have to
991 * XTERM_SEQ: CTRL-H 1011 * XTERM_SEQ: CTRL-H
992 */ 1012 */
993void 1013void
994rxvt_term::scr_backspace () 1014rxvt_term::scr_backspace () NOTHROW
995{ 1015{
996 want_refresh = 1;
997
998 if (screen.cur.col == 0) 1016 if (screen.cur.col == 0)
999 { 1017 {
1000 if (screen.cur.row > 0) 1018 if (screen.cur.row > 0)
1001 { 1019 {
1002#ifdef TERMCAP_HAS_BW 1020#ifdef TERMCAP_HAS_BW
1003 screen.cur.col = TermWin.ncol - 1; 1021 screen.cur.col = ncol - 1;
1004 screen.cur.row--; 1022 --screen.cur.row;
1005 return;
1006#endif
1007 1023
1024 want_refresh = 1;
1025#endif
1008 } 1026 }
1009 } 1027 }
1010 else if ((screen.flags & Screen_WrapNext) == 0) 1028 else
1011 scr_gotorc (0, -1, RELATIVE); 1029 scr_gotorc (0, -1, RELATIVE);
1012
1013 screen.flags &= ~Screen_WrapNext;
1014} 1030}
1015 1031
1016/* ------------------------------------------------------------------------- */ 1032/* ------------------------------------------------------------------------- */
1017/* 1033/*
1018 * Process Horizontal Tab 1034 * Process Horizontal Tab
1019 * count: +ve = forward; -ve = backwards 1035 * count: +ve = forward; -ve = backwards
1020 * XTERM_SEQ: CTRL-I 1036 * XTERM_SEQ: CTRL-I
1021 */ 1037 */
1022void 1038void
1023rxvt_term::scr_tab (int count) 1039rxvt_term::scr_tab (int count, bool ht) NOTHROW
1024{ 1040{
1025 int i, x; 1041 int i, x;
1026 1042
1027 D_SCREEN ((stderr, "rxvt_scr_tab (%d)", count));
1028 want_refresh = 1; 1043 want_refresh = 1;
1029 i = x = screen.cur.col; 1044 i = x = screen.cur.col;
1030 1045
1031 if (count == 0) 1046 if (count == 0)
1032 return; 1047 return;
1033 else if (count > 0) 1048 else if (count > 0)
1034 { 1049 {
1050 line_t &l = ROW(screen.cur.row);
1051 rend_t base_rend = l.r[i];
1052 ht &= l.t[i] == ' ';
1053
1035 for (; ++i < TermWin.ncol; ) 1054 for (; ++i < ncol; )
1036 if (tabs[i]) 1055 if (tabs[i])
1037 { 1056 {
1038 x = i; 1057 x = i;
1058
1039 if (!--count) 1059 if (!--count)
1040 break; 1060 break;
1041 } 1061 }
1062 else
1063 ht &= l.t[i] == ' '
1064 && RS_SAME (l.r[i], base_rend);
1042 1065
1043 if (count) 1066 if (count)
1044 x = TermWin.ncol - 1; 1067 x = ncol - 1;
1068
1069 // store horizontal tab commands as characters inside the text
1070 // buffer so they can be selected and pasted.
1071 if (ht && option (Opt_pastableTabs))
1072 {
1073 base_rend = SET_FONT (base_rend, 0);
1074
1075 l.touch (x);
1076
1077 i = screen.cur.col;
1078
1079 l.t[i] = '\t';
1080 l.r[i] = base_rend;
1081
1082 while (++i < x)
1083 {
1084 l.t[i] = NOCHAR;
1085 l.r[i] = base_rend;
1086 }
1087 }
1045 } 1088 }
1046 else /* if (count < 0) */ 1089 else /* if (count < 0) */
1047 { 1090 {
1048 for (; --i >= 0; ) 1091 for (; --i >= 0; )
1049 if (tabs[i]) 1092 if (tabs[i])
1066 * Process DEC Back Index 1109 * Process DEC Back Index
1067 * XTERM_SEQ: ESC 6 1110 * XTERM_SEQ: ESC 6
1068 * Move cursor left in row. If we're at the left boundary, shift everything 1111 * Move cursor left in row. If we're at the left boundary, shift everything
1069 * in that row right. Clear left column. 1112 * in that row right. Clear left column.
1070 */ 1113 */
1071#ifndef NO_FRILLS 1114#if !ENABLE_MINIMAL
1072void 1115void
1073rxvt_term::scr_backindex () 1116rxvt_term::scr_backindex () NOTHROW
1074{ 1117{
1075 if (screen.cur.col > 0) 1118 if (screen.cur.col > 0)
1076 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE); 1119 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
1077 else 1120 else
1078 {
1079 if (screen.tlen[screen.cur.row + TermWin.saveLines] == 0)
1080 return; /* um, yeah? */
1081 scr_insdel_chars (1, INSERT); 1121 scr_insdel_chars (1, INSERT);
1082 }
1083} 1122}
1084#endif 1123#endif
1085/* ------------------------------------------------------------------------- */ 1124/* ------------------------------------------------------------------------- */
1086/* 1125/*
1087 * Process DEC Forward Index 1126 * Process DEC Forward Index
1088 * XTERM_SEQ: ESC 9 1127 * XTERM_SEQ: ESC 9
1089 * Move cursor right in row. If we're at the right boundary, shift everything 1128 * Move cursor right in row. If we're at the right boundary, shift everything
1090 * in that row left. Clear right column. 1129 * in that row left. Clear right column.
1091 */ 1130 */
1092#ifndef NO_FRILLS 1131#if !ENABLE_MINIMAL
1093void 1132void
1094rxvt_term::scr_forwardindex () 1133rxvt_term::scr_forwardindex () NOTHROW
1095{ 1134{
1096 int row;
1097
1098 if (screen.cur.col < TermWin.ncol - 1) 1135 if (screen.cur.col < ncol - 1)
1099 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE); 1136 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1100 else 1137 else
1101 { 1138 {
1102 row = screen.cur.row + TermWin.saveLines; 1139 line_t &l = ROW(screen.cur.row);
1103 if (screen.tlen[row] == 0) 1140
1104 return; /* um, yeah? */ 1141 l.touch ();
1105 else if (screen.tlen[row] == -1) 1142 l.is_longer (0);
1106 screen.tlen[row] = TermWin.ncol; 1143
1107 scr_gotorc (0, 0, R_RELATIVE); 1144 scr_gotorc (0, 0, R_RELATIVE);
1108 scr_insdel_chars (1, DELETE); 1145 scr_insdel_chars (1, DELETE);
1109 scr_gotorc (0, TermWin.ncol - 1, R_RELATIVE); 1146 scr_gotorc (0, ncol - 1, R_RELATIVE);
1110 } 1147 }
1111} 1148}
1112#endif 1149#endif
1113 1150
1114/* ------------------------------------------------------------------------- */ 1151/* ------------------------------------------------------------------------- */
1115/* 1152/*
1116 * Goto Row/Column 1153 * Goto Row/Column
1117 */ 1154 */
1118void 1155void
1119rxvt_term::scr_gotorc (int row, int col, int relative) 1156rxvt_term::scr_gotorc (int row, int col, int relative) NOTHROW
1120{ 1157{
1121 want_refresh = 1; 1158 want_refresh = 1;
1122 ZERO_SCROLLBACK (); 1159 ZERO_SCROLLBACK ();
1123 1160
1124 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));
1125
1126 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col; 1161 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
1127 MAX_IT (screen.cur.col, 0); 1162 clamp_it (screen.cur.col, 0, ncol - 1);
1128 MIN_IT (screen.cur.col, (int32_t)TermWin.ncol - 1);
1129 1163
1130 screen.flags &= ~Screen_WrapNext; 1164 screen.flags &= ~Screen_WrapNext;
1165
1131 if (relative & R_RELATIVE) 1166 if (relative & R_RELATIVE)
1132 { 1167 {
1133 if (row > 0) 1168 if (row > 0)
1134 { 1169 {
1135 if (screen.cur.row <= screen.bscroll 1170 if (screen.cur.row <= screen.bscroll
1148 } 1183 }
1149 } 1184 }
1150 else 1185 else
1151 { 1186 {
1152 if (screen.flags & Screen_Relative) 1187 if (screen.flags & Screen_Relative)
1188 {
1153 { /* relative origin mode */ 1189 /* relative origin mode */
1154 screen.cur.row = row + screen.tscroll; 1190 screen.cur.row = row + screen.tscroll;
1155 MIN_IT (screen.cur.row, screen.bscroll); 1191 min_it (screen.cur.row, screen.bscroll);
1156 } 1192 }
1157 else 1193 else
1158 screen.cur.row = row; 1194 screen.cur.row = row;
1159 } 1195 }
1160 MAX_IT (screen.cur.row, 0);
1161 MIN_IT (screen.cur.row, (int32_t)TermWin.nrow - 1);
1162 1196
1163 while (screen.cur.col > 0 1197 clamp_it (screen.cur.row, 0, nrow - 1);
1164 && screen.text[screen.cur.row + TermWin.saveLines][screen.cur.col] == NOCHAR)
1165 screen.cur.col--;
1166} 1198}
1167 1199
1168/* ------------------------------------------------------------------------- */ 1200/* ------------------------------------------------------------------------- */
1169/* 1201/*
1170 * direction should be UP or DN 1202 * direction should be UP or DN
1171 */ 1203 */
1172void 1204void
1173rxvt_term::scr_index (enum page_dirn direction) 1205rxvt_term::scr_index (enum page_dirn direction) NOTHROW
1174{ 1206{
1175 int dirn; 1207 int dirn;
1176 1208
1177 want_refresh = 1; 1209 want_refresh = 1;
1210 ZERO_SCROLLBACK ();
1211
1178 dirn = ((direction == UP) ? 1 : -1); 1212 dirn = ((direction == UP) ? 1 : -1);
1179 D_SCREEN ((stderr, "rxvt_scr_index (%d)", dirn));
1180
1181 ZERO_SCROLLBACK ();
1182 1213
1183 screen.flags &= ~Screen_WrapNext; 1214 screen.flags &= ~Screen_WrapNext;
1215
1184 if ((screen.cur.row == screen.bscroll && direction == UP) 1216 if ((screen.cur.row == screen.bscroll && direction == UP)
1185 || (screen.cur.row == screen.tscroll && direction == DN)) 1217 || (screen.cur.row == screen.tscroll && direction == DN))
1186 scr_scroll_text (screen.tscroll, screen.bscroll, dirn, 0); 1218 scr_scroll_text (screen.tscroll, screen.bscroll, dirn);
1187 else 1219 else
1188 screen.cur.row += dirn; 1220 screen.cur.row += dirn;
1189 MAX_IT (screen.cur.row, 0); 1221
1190 MIN_IT (screen.cur.row, (int32_t)TermWin.nrow - 1); 1222 clamp_it (screen.cur.row, 0, nrow - 1);
1191 selection_check (0); 1223 selection_check (0);
1192} 1224}
1193 1225
1194/* ------------------------------------------------------------------------- */ 1226/* ------------------------------------------------------------------------- */
1195/* 1227/*
1197 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1229 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1198 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1230 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1199 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1231 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1200 */ 1232 */
1201void 1233void
1202rxvt_term::scr_erase_line (int mode) 1234rxvt_term::scr_erase_line (int mode) NOTHROW
1203{ 1235{
1204 unsigned int row, col, num; 1236 unsigned int col, num;
1205 1237
1206 want_refresh = 1; 1238 want_refresh = 1;
1207 D_SCREEN ((stderr, "rxvt_scr_erase_line (%d) at screen row: %d", mode, screen.cur.row));
1208 ZERO_SCROLLBACK (); 1239 ZERO_SCROLLBACK ();
1209 1240
1210 selection_check (1); 1241 selection_check (1);
1211 1242
1212 screen.flags &= ~Screen_WrapNext; 1243 line_t &line = ROW(screen.cur.row);
1213 1244
1214 row = TermWin.saveLines + screen.cur.row; 1245 line.touch ();
1246 line.is_longer (0);
1247
1215 switch (mode) 1248 switch (mode)
1216 { 1249 {
1217 case 0: /* erase to end of line */ 1250 case 0: /* erase to end of line */
1218 col = screen.cur.col; 1251 col = screen.cur.col;
1219 num = TermWin.ncol - col; 1252 num = ncol - col;
1220 MIN_IT (screen.tlen[row], (int16_t)col); 1253 min_it (line.l, col);
1221 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur) 1254 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1222 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur)) 1255 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1223 CLEAR_SELECTION (); 1256 CLEAR_SELECTION ();
1224 break; 1257 break;
1225 case 1: /* erase to beginning of line */ 1258 case 1: /* erase to beginning of line */
1229 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur)) 1262 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1230 CLEAR_SELECTION (); 1263 CLEAR_SELECTION ();
1231 break; 1264 break;
1232 case 2: /* erase whole line */ 1265 case 2: /* erase whole line */
1233 col = 0; 1266 col = 0;
1234 num = TermWin.ncol; 1267 num = ncol;
1235 screen.tlen[row] = 0; 1268 line.l = 0;
1236 if (selection.beg.row <= screen.cur.row 1269 if (selection.beg.row <= screen.cur.row
1237 && selection.end.row >= screen.cur.row) 1270 && selection.end.row >= screen.cur.row)
1238 CLEAR_SELECTION (); 1271 CLEAR_SELECTION ();
1239 break; 1272 break;
1240 default: 1273 default:
1241 return; 1274 return;
1242 } 1275 }
1243 1276
1244 if (screen.text[row]) 1277 scr_blank_line (line, col, num, rstyle);
1245 scr_blank_line (&screen.text[row][col], &screen.rend[row][col], num, rstyle);
1246 else
1247 scr_blank_screen_mem (screen.text, screen.rend, row, rstyle);
1248} 1278}
1249 1279
1250/* ------------------------------------------------------------------------- */ 1280/* ------------------------------------------------------------------------- */
1251/* 1281/*
1252 * Erase part of whole of the screen 1282 * Erase part of whole of the screen
1253 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1283 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1254 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1284 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1255 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1285 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1256 */ 1286 */
1257void 1287void
1258rxvt_term::scr_erase_screen (int mode) 1288rxvt_term::scr_erase_screen (int mode) NOTHROW
1259{ 1289{
1260 int num; 1290 int num;
1261 int32_t row, row_offset; 1291 int32_t row;
1262 rend_t ren; 1292 rend_t ren;
1263 XGCValues gcvalue; 1293 XGCValues gcvalue;
1264 1294
1265 want_refresh = 1; 1295 want_refresh = 1;
1266 D_SCREEN ((stderr, "rxvt_scr_erase_screen (%d) at screen row: %d", mode, screen.cur.row));
1267 ZERO_SCROLLBACK (); 1296 ZERO_SCROLLBACK ();
1268 row_offset = (int32_t)TermWin.saveLines;
1269 1297
1270 switch (mode) 1298 switch (mode)
1271 { 1299 {
1272 case 0: /* erase to end of screen */ 1300 case 0: /* erase to end of screen */
1273 selection_check (1); 1301 selection_check (1);
1274 scr_erase_line (0); 1302 scr_erase_line (0);
1275 row = screen.cur.row + 1; /* possible OOB */ 1303 row = screen.cur.row + 1; /* possible OOB */
1276 num = TermWin.nrow - row; 1304 num = nrow - row;
1277 break; 1305 break;
1278 case 1: /* erase to beginning of screen */ 1306 case 1: /* erase to beginning of screen */
1279 selection_check (3); 1307 selection_check (3);
1280 scr_erase_line (1); 1308 scr_erase_line (1);
1281 row = 0; 1309 row = 0;
1282 num = screen.cur.row; 1310 num = screen.cur.row;
1283 break; 1311 break;
1284 case 2: /* erase whole screen */ 1312 case 2: /* erase whole screen */
1285 selection_check (3); 1313 selection_check (3);
1286 row = 0; 1314 row = 0;
1287 num = TermWin.nrow; 1315 num = nrow;
1288 break; 1316 break;
1289 default: 1317 default:
1290 return; 1318 return;
1291 } 1319 }
1292
1293 refresh_type |= REFRESH_BOUNDS;
1294 1320
1295 if (selection.op && current_screen == selection.screen 1321 if (selection.op && current_screen == selection.screen
1296 && ((selection.beg.row >= row && selection.beg.row <= row + num) 1322 && ((selection.beg.row >= row && selection.beg.row <= row + num)
1297 || (selection.end.row >= row 1323 || (selection.end.row >= row
1298 && selection.end.row <= row + num))) 1324 && selection.end.row <= row + num)))
1299 CLEAR_SELECTION (); 1325 CLEAR_SELECTION ();
1300 1326
1301 if (row >= TermWin.nrow) /* Out Of Bounds */ 1327 if (row >= nrow) /* Out Of Bounds */
1302 return; 1328 return;
1303 1329
1304 MIN_IT (num, (TermWin.nrow - row)); 1330 min_it (num, nrow - row);
1305 1331
1306 if (rstyle & (RS_RVid | RS_Uline)) 1332 if (rstyle & (RS_RVid | RS_Uline))
1307 ren = (rend_t) ~RS_None; 1333 ren = (rend_t) ~RS_None;
1308 else if (GET_BASEBG (rstyle) == Color_bg) 1334 else if (GET_BASEBG (rstyle) == Color_bg)
1309 { 1335 {
1310 ren = DEFAULT_RSTYLE; 1336 ren = DEFAULT_RSTYLE;
1311 CLEAR_ROWS (row, num); 1337 CLEAR_ROWS (row, num);
1312 } 1338 }
1313 else 1339 else
1314 { 1340 {
1315 ren = (rstyle & (RS_fgMask | RS_bgMask)); 1341 ren = rstyle & (RS_fgMask | RS_bgMask);
1316 gcvalue.foreground = PixColors[GET_BGCOLOR (rstyle)]; 1342 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1317 XChangeGC (display->display, TermWin.gc, GCForeground, &gcvalue); 1343 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1318 ERASE_ROWS (row, num); 1344 ERASE_ROWS (row, num);
1319 gcvalue.foreground = PixColors[Color_fg]; 1345 gcvalue.foreground = pix_colors[Color_fg];
1320 XChangeGC (display->display, TermWin.gc, GCForeground, &gcvalue); 1346 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1321 } 1347 }
1322 1348
1323 for (; num--; row++) 1349 for (; num--; row++)
1324 { 1350 {
1325 scr_blank_screen_mem (screen.text, screen.rend, 1351 scr_blank_screen_mem (ROW(row), rstyle);
1326 (unsigned int) (row + row_offset), rstyle); 1352 scr_blank_line (drawn_buf [row], 0, ncol, ren);
1327 screen.tlen[row + row_offset] = 0;
1328 scr_blank_line (drawn_text[row], drawn_rend[row],
1329 (unsigned int)TermWin.ncol, ren);
1330 } 1353 }
1331} 1354}
1355
1356#if !ENABLE_MINIMAL
1357void
1358rxvt_term::scr_erase_savelines () NOTHROW
1359{
1360 want_refresh = 1;
1361 ZERO_SCROLLBACK ();
1362
1363 top_row = 0;
1364}
1365#endif
1332 1366
1333/* ------------------------------------------------------------------------- */ 1367/* ------------------------------------------------------------------------- */
1334/* 1368/*
1335 * Fill the screen with `E's 1369 * Fill the screen with `E's
1336 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1370 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1337 */ 1371 */
1338void 1372void
1339rxvt_term::scr_E () 1373rxvt_term::scr_E () NOTHROW
1340{ 1374{
1341 int i, j, k; 1375 rend_t fs;
1342 rend_t *r1, fs;
1343 1376
1344 want_refresh = 1; 1377 want_refresh = 1;
1378 ZERO_SCROLLBACK ();
1379
1345 num_scr_allow = 0; 1380 num_scr_allow = 0;
1346 ZERO_SCROLLBACK ();
1347 selection_check (3); 1381 selection_check (3);
1348 1382
1349 fs = SET_FONT (rstyle, TermWin.fontset->find_font ('E')); 1383 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1350 for (k = TermWin.saveLines, i = TermWin.nrow; i--; k++) 1384 for (int row = nrow; row--; )
1351 { 1385 {
1352 screen.tlen[k] = TermWin.ncol; /* make the `E's selectable */ 1386 line_t &line = ROW(row);
1387
1353 fill_text (screen.text[k], 'E', TermWin.ncol); 1388 fill_text (line.t, 'E', ncol);
1354 for (r1 = screen.rend[k], j = TermWin.ncol; j--; ) 1389 rend_t *r1 = line.r;
1390
1391 for (int j = ncol; j--; )
1355 *r1++ = fs; 1392 *r1++ = fs;
1393
1394 line.is_longer (0);
1395 line.touch (ncol);
1356 } 1396 }
1357} 1397}
1358 1398
1359/* ------------------------------------------------------------------------- */ 1399/* ------------------------------------------------------------------------- */
1360/* 1400/*
1361 * Insert/Delete <count> lines 1401 * Insert/Delete <count> lines
1362 */ 1402 */
1363void 1403void
1364rxvt_term::scr_insdel_lines (int count, int insdel) 1404rxvt_term::scr_insdel_lines (int count, int insdel) NOTHROW
1365{ 1405{
1366 int end; 1406 int end;
1367 1407
1368 ZERO_SCROLLBACK (); 1408 ZERO_SCROLLBACK ();
1369 1409
1378 if (insdel == DELETE) 1418 if (insdel == DELETE)
1379 return; 1419 return;
1380 else if (insdel == INSERT) 1420 else if (insdel == INSERT)
1381 count = end; 1421 count = end;
1382 } 1422 }
1383 screen.flags &= ~Screen_WrapNext;
1384 1423
1424 scr_do_wrap ();
1425
1385 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count, 0); 1426 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count);
1386} 1427}
1387 1428
1388/* ------------------------------------------------------------------------- */ 1429/* ------------------------------------------------------------------------- */
1389/* 1430/*
1390 * Insert/Delete <count> characters from the current position 1431 * Insert/Delete <count> characters from the current position
1391 */ 1432 */
1392void 1433void
1393rxvt_term::scr_insdel_chars (int count, int insdel) 1434rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW
1394{ 1435{
1395 int col, row; 1436 int col, row;
1396 rend_t tr; 1437 rend_t tr;
1397 text_t *stp;
1398 rend_t *srp;
1399 int16_t *slp;
1400 1438
1401 want_refresh = 1; 1439 want_refresh = 1;
1402 ZERO_SCROLLBACK (); 1440 ZERO_SCROLLBACK ();
1403 1441
1404 if (count <= 0) 1442 if (count <= 0)
1405 return; 1443 return;
1406 1444
1445 scr_do_wrap ();
1446
1407 selection_check (1); 1447 selection_check (1);
1408 MIN_IT (count, (TermWin.ncol - screen.cur.col)); 1448 min_it (count, ncol - screen.cur.col);
1409 1449
1410 row = screen.cur.row + TermWin.saveLines;
1411 screen.flags &= ~Screen_WrapNext;
1412
1413 stp = screen.text[row];
1414 srp = screen.rend[row]; 1450 row = screen.cur.row;
1415 slp = & (screen.tlen[row]); 1451
1452 line_t *line = &ROW(row);
1453
1454 line->touch ();
1455 line->is_longer (0);
1416 1456
1417 switch (insdel) 1457 switch (insdel)
1418 { 1458 {
1419 case INSERT: 1459 case INSERT:
1420 for (col = TermWin.ncol - 1; (col - count) >= screen.cur.col; 1460 for (col = ncol - 1; (col - count) >= screen.cur.col; col--)
1421 col--)
1422 { 1461 {
1423 stp[col] = stp[col - count]; 1462 line->t[col] = line->t[col - count];
1424 srp[col] = srp[col - count]; 1463 line->r[col] = line->r[col - count];
1425 } 1464 }
1426 1465
1427 if (*slp != -1) 1466 line->l = min (line->l + count, ncol);
1428 {
1429 *slp += count;
1430 MIN_IT (*slp, TermWin.ncol);
1431 }
1432 1467
1433 if (selection.op && current_screen == selection.screen 1468 if (selection.op && current_screen == selection.screen
1434 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) 1469 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1435 { 1470 {
1436 if (selection.end.row != screen.cur.row 1471 if (selection.end.row != screen.cur.row
1437 || (selection.end.col + count >= TermWin.ncol)) 1472 || (selection.end.col + count >= ncol))
1438 CLEAR_SELECTION (); 1473 CLEAR_SELECTION ();
1439 else 1474 else
1475 {
1440 { /* shift selection */ 1476 /* shift selection */
1441 selection.beg.col += count; 1477 selection.beg.col += count;
1442 selection.mark.col += count; /* XXX: yes? */ 1478 selection.mark.col += count; /* XXX: yes? */
1443 selection.end.col += count; 1479 selection.end.col += count;
1444 } 1480 }
1445 } 1481 }
1446 1482
1447 scr_blank_line (& (stp[screen.cur.col]), & (srp[screen.cur.col]), 1483 scr_blank_line (*line, screen.cur.col, count, rstyle);
1448 (unsigned int)count, rstyle);
1449 break; 1484 break;
1450 1485
1451 case ERASE: 1486 case ERASE:
1452 screen.cur.col += count; /* don't worry if > TermWin.ncol */ 1487 screen.cur.col += count; /* don't worry if > ncol */
1453 selection_check (1); 1488 selection_check (1);
1454 screen.cur.col -= count; 1489 screen.cur.col -= count;
1455 scr_blank_line (& (stp[screen.cur.col]), & (srp[screen.cur.col]), 1490
1456 (unsigned int)count, rstyle); 1491 line->l = max (line->l - count, 0);
1492 scr_blank_line (*line, screen.cur.col, count, rstyle);
1457 break; 1493 break;
1458 1494
1459 case DELETE: 1495 case DELETE:
1460 tr = srp[TermWin.ncol - 1] & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1496 tr = line->r[ncol - 1] & (RS_fgMask | RS_bgMask | RS_baseattrMask);
1461 1497
1462 for (col = screen.cur.col; (col + count) < TermWin.ncol; col++) 1498 for (col = screen.cur.col; (col + count) < ncol; col++)
1463 { 1499 {
1464 stp[col] = stp[col + count]; 1500 line->t[col] = line->t[col + count];
1465 srp[col] = srp[col + count]; 1501 line->r[col] = line->r[col + count];
1466 } 1502 }
1467 1503
1468 scr_blank_line (& (stp[TermWin.ncol - count]), 1504 line->l = max (line->l - count, 0);
1469 & (srp[TermWin.ncol - count]), 1505 scr_blank_line (*line, ncol - count, count, tr);
1470 (unsigned int)count, tr);
1471
1472 if (*slp == -1) /* break line continuation */
1473 *slp = TermWin.ncol;
1474
1475 *slp -= count;
1476 MAX_IT (*slp, 0);
1477 1506
1478 if (selection.op && current_screen == selection.screen 1507 if (selection.op && current_screen == selection.screen
1479 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) 1508 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1480 { 1509 {
1481 if (selection.end.row != screen.cur.row 1510 if (selection.end.row != screen.cur.row
1482 || (screen.cur.col >= selection.beg.col - count) 1511 || (screen.cur.col >= selection.beg.col - count)
1483 || selection.end.col >= TermWin.ncol) 1512 || selection.end.col >= ncol)
1484 CLEAR_SELECTION (); 1513 CLEAR_SELECTION ();
1485 else 1514 else
1486 { 1515 {
1487 /* shift selection */ 1516 /* shift selection */
1488 selection.beg.col -= count; 1517 selection.beg.col -= count;
1489 selection.mark.col -= count; /* XXX: yes? */ 1518 selection.mark.col -= count; /* XXX: yes? */
1490 selection.end.col -= count; 1519 selection.end.col -= count;
1491 } 1520 }
1492 } 1521 }
1493 1522
1494 break; 1523 break;
1495 } 1524 }
1499/* 1528/*
1500 * Set the scrolling region 1529 * Set the scrolling region
1501 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1530 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1502 */ 1531 */
1503void 1532void
1504rxvt_term::scr_scroll_region (int top, int bot) 1533rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1505{ 1534{
1506 MAX_IT (top, 0); 1535 max_it (top, 0);
1507 MIN_IT (bot, (int)TermWin.nrow - 1); 1536 min_it (bot, nrow - 1);
1508 1537
1509 if (top > bot) 1538 if (top > bot)
1510 return; 1539 return;
1511 1540
1512 screen.tscroll = top; 1541 screen.tscroll = top;
1519 * Make the cursor visible/invisible 1548 * Make the cursor visible/invisible
1520 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1549 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1521 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1550 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1522 */ 1551 */
1523void 1552void
1524rxvt_term::scr_cursor_visible (int mode) 1553rxvt_term::scr_cursor_visible (int mode) NOTHROW
1525{ 1554{
1526 want_refresh = 1; 1555 want_refresh = 1;
1527 1556
1528 if (mode) 1557 if (mode)
1529 screen.flags |= Screen_VisibleCursor; 1558 screen.flags |= Screen_VisibleCursor;
1536 * Set/unset automatic wrapping 1565 * Set/unset automatic wrapping
1537 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1566 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1538 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1567 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1539 */ 1568 */
1540void 1569void
1541rxvt_term::scr_autowrap (int mode) 1570rxvt_term::scr_autowrap (int mode) NOTHROW
1542{ 1571{
1543 if (mode) 1572 if (mode)
1544 screen.flags |= Screen_Autowrap; 1573 screen.flags |= Screen_Autowrap;
1545 else 1574 else
1546 screen.flags &= ~ (Screen_Autowrap | Screen_WrapNext); 1575 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
1547} 1576}
1548 1577
1549/* ------------------------------------------------------------------------- */ 1578/* ------------------------------------------------------------------------- */
1550/* 1579/*
1551 * Set/unset margin origin mode 1580 * Set/unset margin origin mode
1555 * and the cursor cannot be moved outside. 1584 * and the cursor cannot be moved outside.
1556 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1585 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1557 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1586 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1558 */ 1587 */
1559void 1588void
1560rxvt_term::scr_relative_origin (int mode) 1589rxvt_term::scr_relative_origin (int mode) NOTHROW
1561{ 1590{
1562 if (mode) 1591 if (mode)
1563 screen.flags |= Screen_Relative; 1592 screen.flags |= Screen_Relative;
1564 else 1593 else
1565 screen.flags &= ~Screen_Relative; 1594 screen.flags &= ~Screen_Relative;
1595
1566 scr_gotorc (0, 0, 0); 1596 scr_gotorc (0, 0, 0);
1567} 1597}
1568 1598
1569/* ------------------------------------------------------------------------- */ 1599/* ------------------------------------------------------------------------- */
1570/* 1600/*
1571 * Set insert/replace mode 1601 * Set insert/replace mode
1572 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1602 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1573 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1603 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1574 */ 1604 */
1575void 1605void
1576rxvt_term::scr_insert_mode (int mode) 1606rxvt_term::scr_insert_mode (int mode) NOTHROW
1577{ 1607{
1578 if (mode) 1608 if (mode)
1579 screen.flags |= Screen_Insert; 1609 screen.flags |= Screen_Insert;
1580 else 1610 else
1581 screen.flags &= ~Screen_Insert; 1611 screen.flags &= ~Screen_Insert;
1587 * XTERM_SEQ: Set tab at current column : ESC H 1617 * XTERM_SEQ: Set tab at current column : ESC H
1588 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1618 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1589 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1619 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1590 */ 1620 */
1591void 1621void
1592rxvt_term::scr_set_tab (int mode) 1622rxvt_term::scr_set_tab (int mode) NOTHROW
1593{ 1623{
1594 if (mode < 0) 1624 if (mode < 0)
1595 MEMSET (tabs, 0, TermWin.ncol * sizeof (char)); 1625 memset (tabs, 0, ncol);
1596 else if (screen.cur.col < TermWin.ncol) 1626 else if (screen.cur.col < ncol)
1597 tabs[screen.cur.col] = (mode ? 1 : 0); 1627 tabs [screen.cur.col] = !!mode;
1598} 1628}
1599 1629
1600/* ------------------------------------------------------------------------- */ 1630/* ------------------------------------------------------------------------- */
1601/* 1631/*
1602 * Set reverse/normal video 1632 * Set reverse/normal video
1603 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1633 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1604 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1634 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1605 */ 1635 */
1606void 1636void
1607rxvt_term::scr_rvideo_mode (int mode) 1637rxvt_term::scr_rvideo_mode (bool on) NOTHROW
1608{ 1638{
1609 XGCValues gcvalue; 1639 rvideo_mode = on;
1610 1640
1641#ifndef NO_BELL
1642 on ^= rvideo_bell;
1643#endif
1644
1611 if (rvideo != mode) 1645 if (rvideo_state != on)
1612 { 1646 {
1613 rvideo = mode; 1647 rvideo_state = on;
1614 SWAP_IT (PixColors[Color_fg], PixColors[Color_bg], rxvt_color); 1648
1615#if defined(XPM_BACKGROUND) 1649 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1650#ifdef HAVE_BG_PIXMAP
1616 if (bgPixmap.pixmap == None) 1651 if (bgPixmap.pixmap == None)
1617#endif 1652#endif
1618#if defined(TRANSPARENT) 1653 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1619 if (! (Options & Opt_transparent) || am_transparent == 0)
1620#endif
1621 XSetWindowBackground (display->display, TermWin.vt,
1622 PixColors[Color_bg]);
1623 1654
1655 XGCValues gcvalue;
1624 gcvalue.foreground = PixColors[Color_fg]; 1656 gcvalue.foreground = pix_colors[Color_fg];
1625 gcvalue.background = PixColors[Color_bg]; 1657 gcvalue.background = pix_colors[Color_bg];
1626 XChangeGC (display->display, TermWin.gc, GCBackground | GCForeground, 1658 XChangeGC (dpy, gc, GCBackground | GCForeground, &gcvalue);
1627 &gcvalue); 1659
1628 scr_clear (); 1660 scr_clear ();
1629 scr_touch (true); 1661 scr_touch (true);
1630 } 1662 }
1631} 1663}
1632 1664
1634/* 1666/*
1635 * Report current cursor position 1667 * Report current cursor position
1636 * XTERM_SEQ: Report position: ESC [ 6 n 1668 * XTERM_SEQ: Report position: ESC [ 6 n
1637 */ 1669 */
1638void 1670void
1639rxvt_term::scr_report_position () 1671rxvt_term::scr_report_position () NOTHROW
1640{ 1672{
1641 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1); 1673 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1642} 1674}
1643 1675
1644/* ------------------------------------------------------------------------- * 1676/* ------------------------------------------------------------------------- *
1647 1679
1648/* 1680/*
1649 * Set font style 1681 * Set font style
1650 */ 1682 */
1651void 1683void
1652rxvt_term::set_font_style () 1684rxvt_term::set_font_style () NOTHROW
1653{ 1685{
1686#if 0
1654 switch (charsets[screen.charset]) 1687 switch (charsets [screen.charset])
1655 { 1688 {
1656 case '0': /* DEC Special Character & Line Drawing Set */ 1689 case '0': /* DEC Special Character & Line Drawing Set */
1657 break; 1690 break;
1658 case 'A': /* United Kingdom (UK) */ 1691 case 'A': /* United Kingdom (UK) */
1659 break; 1692 break;
1666 case 'C': /* Finnish character set */ 1699 case 'C': /* Finnish character set */
1667 break; 1700 break;
1668 case 'K': /* German character set */ 1701 case 'K': /* German character set */
1669 break; 1702 break;
1670 } 1703 }
1704#endif
1671} 1705}
1672 1706
1673/* ------------------------------------------------------------------------- */ 1707/* ------------------------------------------------------------------------- */
1674/* 1708/*
1675 * Choose a font 1709 * Choose a font
1677 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1711 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1678 * XTERM_SEQ: Invoke G2 character set: ESC N 1712 * XTERM_SEQ: Invoke G2 character set: ESC N
1679 * XTERM_SEQ: Invoke G3 character set: ESC O 1713 * XTERM_SEQ: Invoke G3 character set: ESC O
1680 */ 1714 */
1681void 1715void
1682rxvt_term::scr_charset_choose (int set) 1716rxvt_term::scr_charset_choose (int set) NOTHROW
1683 { 1717{
1684 screen.charset = set; 1718 screen.charset = set;
1685 set_font_style (); 1719 set_font_style ();
1686 } 1720}
1687 1721
1688/* ------------------------------------------------------------------------- */ 1722/* ------------------------------------------------------------------------- */
1689/* 1723/*
1690 * Set a font 1724 * Set a font
1691 * XTERM_SEQ: Set G0 character set: ESC ( <C> 1725 * XTERM_SEQ: Set G0 character set: ESC ( <C>
1693 * XTERM_SEQ: Set G2 character set: ESC * <C> 1727 * XTERM_SEQ: Set G2 character set: ESC * <C>
1694 * XTERM_SEQ: Set G3 character set: ESC + <C> 1728 * XTERM_SEQ: Set G3 character set: ESC + <C>
1695 * See set_font_style for possible values for <C> 1729 * See set_font_style for possible values for <C>
1696 */ 1730 */
1697void 1731void
1698rxvt_term::scr_charset_set (int set, unsigned int ch) 1732rxvt_term::scr_charset_set (int set, unsigned int ch) NOTHROW
1699 { 1733{
1700 charsets[set] = (unsigned char)ch; 1734 charsets[set] = (unsigned char)ch;
1701 set_font_style (); 1735 set_font_style ();
1702 } 1736}
1703 1737
1704 1738
1705/* ------------------------------------------------------------------------- * 1739/* ------------------------------------------------------------------------- *
1706 * MAJOR SCREEN MANIPULATION * 1740 * MAJOR SCREEN MANIPULATION *
1707 * ------------------------------------------------------------------------- */ 1741 * ------------------------------------------------------------------------- */
1708 1742
1709/* 1743/*
1710 * refresh matching text. 1744 * refresh matching text.
1711 */ 1745 */
1712bool 1746bool
1713rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) 1747rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW
1714{ 1748{
1715 bool found = false; 1749 bool found = false;
1716 1750
1717 for (int i = 0; i < TermWin.nrow; i++) 1751 for (int i = 0; i < nrow; i++)
1718 { 1752 {
1719 int col = 0;
1720 rend_t *drp = drawn_rend [i]; 1753 rend_t *drp = drawn_buf[i].r;
1721 1754
1722 for (; col < TermWin.ncol; col++, drp++) 1755 for (int col = 0; col < ncol; col++, drp++)
1723 if ((*drp & mask) == value) 1756 if ((*drp & mask) == value)
1724 { 1757 {
1725 found = true; 1758 found = true;
1726 *drp = ~value; 1759 *drp = ~value;
1727 } 1760 }
1738 PART_END, 1771 PART_END,
1739 RC_COUNT 1772 RC_COUNT
1740}; 1773};
1741 1774
1742void 1775void
1743rxvt_term::scr_expose (int x, int y, int width, int height, bool refresh) 1776rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW
1744{ 1777{
1745 int i; 1778 int i;
1746 row_col_t rc[RC_COUNT]; 1779 row_col_t rc[RC_COUNT];
1747 1780
1748 if (drawn_text == NULL) /* sanity check */ 1781 if (!drawn_buf) /* sanity check */
1749 return; 1782 return;
1750 1783
1751#ifdef DEBUG_STRICT 1784#ifndef NO_SLOW_LINK_SUPPORT
1752 x = max (x, (int)TermWin.int_bwidth); 1785 if (refresh_type == FAST_REFRESH && !display->is_local)
1753 x = min (x, (int)TermWin.width); 1786 {
1754 y = max (y, (int)TermWin.int_bwidth); 1787 y = 0;
1755 y = min (y, (int)TermWin.height); 1788 eheight = height;
1789 }
1756#endif 1790#endif
1757 1791
1758 /* round down */ 1792 /* round down */
1759 rc[PART_BEG].col = Pixel2Col (x); 1793 rc[PART_BEG].col = Pixel2Col (x);
1760 rc[PART_BEG].row = Pixel2Row (y); 1794 rc[PART_BEG].row = Pixel2Row (y);
1761 /* round up */ 1795 /* round up */
1762 rc[PART_END].col = Pixel2Width (x + width + TermWin.fwidth - 1); 1796 rc[PART_END].col = Pixel2Width (x + ewidth + fwidth - 1);
1763 rc[PART_END].row = Pixel2Row (y + height + TermWin.fheight - 1); 1797 rc[PART_END].row = Pixel2Row (y + eheight + fheight - 1);
1764 1798
1765 /* sanity checks */ 1799 /* sanity checks */
1766 for (i = PART_BEG; i < RC_COUNT; i++) 1800 for (i = PART_BEG; i < RC_COUNT; i++)
1767 { 1801 {
1768 MIN_IT (rc[i].col, TermWin.ncol - 1); 1802 min_it (rc[i].col, ncol - 1);
1769 MIN_IT (rc[i].row, TermWin.nrow - 1); 1803 min_it (rc[i].row, nrow - 1);
1770 } 1804 }
1771 1805// TODO: this line somehow causes segfault if scr_expose() is called just after resize
1772 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));
1773
1774 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1806 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1775 fill_text (&drawn_text[i][rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1); 1807 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1808
1809 num_scr_allow = 0;
1776 1810
1777 if (refresh) 1811 if (refresh)
1778 scr_refresh (SLOW_REFRESH | REFRESH_BOUNDS); 1812 scr_refresh ();
1779} 1813}
1780 1814
1781/* ------------------------------------------------------------------------- */ 1815/* ------------------------------------------------------------------------- */
1782/* 1816/*
1783 * Refresh the entire screen 1817 * Refresh the entire screen
1784 */ 1818 */
1785void 1819void
1786rxvt_term::scr_touch (bool refresh) 1820rxvt_term::scr_touch (bool refresh) NOTHROW
1787{ 1821{
1788 scr_expose (0, 0, TermWin.width, TermWin.height, refresh); 1822 scr_expose (0, 0, width, height, refresh);
1789} 1823}
1790 1824
1791/* ------------------------------------------------------------------------- */ 1825/* ------------------------------------------------------------------------- */
1792/* 1826/*
1793 * Move the display so that the line represented by scrollbar value Y is at 1827 * Move the display so that the line represented by scrollbar value Y is at
1794 * the top of the screen 1828 * the top of the screen
1795 */ 1829 */
1796int 1830void
1797rxvt_term::scr_move_to (int y, int len) 1831rxvt_term::scr_move_to (int y, int len) NOTHROW
1798{ 1832{
1799 long p = 0; 1833 scr_changeview ((top_row - nrow) * (len - y) / len + (nrow - 1));
1800 uint16_t oldviewstart;
1801
1802 oldviewstart = TermWin.view_start;
1803 if (y < len)
1804 {
1805 p = (TermWin.nrow + TermWin.nscrolled) * (len - y) / len;
1806 p -= (long) (TermWin.nrow - 1);
1807 p = max (p, 0);
1808 }
1809 TermWin.view_start = (uint16_t)min (p, TermWin.nscrolled);
1810 D_SCREEN ((stderr, "rxvt_scr_move_to (%d, %d) view_start:%d", y, len, TermWin.view_start));
1811
1812 return scr_changeview (oldviewstart);
1813} 1834}
1814 1835
1815/* ------------------------------------------------------------------------- */ 1836/* ------------------------------------------------------------------------- */
1816/* 1837/*
1817 * Page the screen up/down nlines 1838 * Page the screen up/down nlines
1818 * direction should be UP or DN 1839 * direction should be UP or DN
1819 */ 1840 */
1820int 1841bool
1821rxvt_term::scr_page (enum page_dirn direction, int nlines) 1842rxvt_term::scr_page (enum page_dirn direction, int nlines) NOTHROW
1822{ 1843{
1823 int n; 1844 int new_view_start =
1824 uint16_t oldviewstart; 1845 direction == UP ? view_start - nlines
1846 : view_start + nlines;
1825 1847
1826 D_SCREEN ((stderr, "rxvt_scr_page (%s, %d) view_start:%d", ((direction == UP) ? "UP" : "DN"), nlines, TermWin.view_start));
1827#ifdef DEBUG_STRICT
1828 assert ((nlines >= 0) && (nlines <= TermWin.nrow));
1829#endif
1830 oldviewstart = TermWin.view_start;
1831 if (direction == UP)
1832 {
1833 n = TermWin.view_start + nlines;
1834 TermWin.view_start = min (n, TermWin.nscrolled);
1835 }
1836 else
1837 {
1838 n = TermWin.view_start - nlines;
1839 TermWin.view_start = max (n, 0);
1840 }
1841 return scr_changeview (oldviewstart); 1848 return scr_changeview (new_view_start);
1842} 1849}
1843 1850
1844int 1851bool
1845rxvt_term::scr_changeview (uint16_t oldviewstart) 1852rxvt_term::scr_changeview (int new_view_start) NOTHROW
1846{ 1853{
1854 clamp_it (new_view_start, top_row, 0);
1855
1847 if (TermWin.view_start != oldviewstart) 1856 if (new_view_start == view_start)
1848 { 1857 return false;
1858
1859 num_scr += new_view_start - view_start;
1860 view_start = new_view_start;
1849 want_refresh = 1; 1861 want_refresh = 1;
1850 num_scr -= (TermWin.view_start - oldviewstart);
1851 }
1852 1862
1853 return (int) (TermWin.view_start - oldviewstart); 1863 HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
1854}
1855 1864
1856/* ------------------------------------------------------------------------- */ 1865 return true;
1857void 1866}
1858rxvt_term::scr_bell () 1867
1859{
1860#ifndef NO_BELL 1868#ifndef NO_BELL
1869void
1870rxvt_term::bell_cb (ev::timer &w, int revents)
1871{
1872 rvideo_bell = false;
1873 scr_rvideo_mode (rvideo_mode);
1874 refresh_check ();
1875}
1876#endif
1877
1878/* ------------------------------------------------------------------------- */
1879void
1880rxvt_term::scr_bell () NOTHROW
1881{
1882#ifndef NO_BELL
1883
1861# ifndef NO_MAPALERT 1884# ifndef NO_MAPALERT
1862# ifdef MAPALERT_OPTION 1885# ifdef MAPALERT_OPTION
1863 if (Options & Opt_mapAlert) 1886 if (option (Opt_mapAlert))
1864# endif 1887# endif
1865 XMapWindow (display->display, TermWin.parent[0]); 1888 XMapWindow (dpy, parent[0]);
1866# endif 1889# endif
1890
1891# if ENABLE_FRILLS
1892 if (option (Opt_urgentOnBell))
1893 {
1894 if (XWMHints *h = XGetWMHints(dpy, parent[0]))
1895 {
1896 h->flags |= XUrgencyHint;
1897 XSetWMHints (dpy, parent[0], h);
1898 }
1899 }
1900# endif
1901
1867 if (Options & Opt_visualBell) 1902 if (option (Opt_visualBell))
1868 { 1903 {
1869 scr_rvideo_mode (!rvideo); /* refresh also done */ 1904 rvideo_bell = true;
1870 scr_rvideo_mode (!rvideo); /* refresh also done */ 1905 scr_rvideo_mode (rvideo_mode);
1906 flush ();
1907
1908 bell_ev.start (VISUAL_BELL_DURATION);
1871 } 1909 }
1872 else 1910 else
1873 XBell (display->display, 0); 1911 XBell (dpy, 0);
1874#endif 1912#endif
1875} 1913}
1876 1914
1877/* ------------------------------------------------------------------------- */ 1915/* ------------------------------------------------------------------------- */
1878/* ARGSUSED */ 1916/* ARGSUSED */
1879void 1917void
1880rxvt_term::scr_printscreen (int fullhist) 1918rxvt_term::scr_printscreen (int fullhist) NOTHROW
1881{ 1919{
1882#ifdef PRINTPIPE 1920#ifdef PRINTPIPE
1883 int i, r1, nrows, row_offset; 1921 int nrows, row_start;
1884 text_t *t; 1922 FILE *fd;
1885 FILE *fd;
1886 1923
1887 if ((fd = popen_printer ()) == NULL) 1924 if ((fd = popen_printer ()) == NULL)
1888 return; 1925 return;
1889 nrows = TermWin.nrow; 1926
1890 row_offset = TermWin.saveLines;
1891 if (!fullhist) 1927 if (fullhist)
1892 row_offset -= TermWin.view_start; 1928 {
1929 nrows = nrow - top_row;
1930 row_start = top_row;
1931 }
1893 else 1932 else
1894 { 1933 {
1895 nrows += TermWin.nscrolled; 1934 nrows = nrow;
1896 row_offset -= TermWin.nscrolled; 1935 row_start = view_start;
1897 } 1936 }
1898 1937
1938 wctomb (0, 0);
1939
1899 for (r1 = 0; r1 < nrows; r1++) 1940 for (int r1 = 0; r1 < nrows; r1++)
1900 {
1901 t = screen.text[r1 + row_offset];
1902 for (i = TermWin.ncol - 1; i >= 0; i--)
1903 if (!isspace (t[i]))
1904 break;
1905 fprintf (fd, "%.*s\n", (i + 1), t);
1906 } 1941 {
1942 text_t *tp = ROW(r1).t;
1943 int len = ROW(r1).l;
1944
1945 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
1946 {
1947 char mb[MB_LEN_MAX];
1948 text_t t = *tp++;
1949 if (t == NOCHAR)
1950 continue;
1951
1952 len = wctomb (mb, t);
1953
1954 if (len <= 0)
1955 {
1956 mb[0] = ' ';
1957 len = 1;
1958 }
1959
1960 fwrite (mb, 1, len, fd);
1961 }
1962
1963 fputc ('\n', fd);
1964 }
1965
1907 pclose_printer (fd); 1966 pclose_printer (fd);
1908#endif 1967#endif
1909} 1968}
1910 1969
1911/* ------------------------------------------------------------------------- */ 1970/* ------------------------------------------------------------------------- */
1912/* 1971/*
1913 * Refresh the screen 1972 * Refresh the screen
1914 * drawn_text/drawn_rend contain the screen information before the update. 1973 * drawn_text/drawn_rend contain the screen information before the update.
1915 * screen.text/screen.rend contain what the screen will change to. 1974 * screen.text/screen.rend contain what the screen will change to.
1916 */ 1975 */
1917
1918#define FONT_WIDTH(X, Y) \
1919 (X)->per_char[ (Y) - (X)->min_char_or_byte2].width
1920#define FONT_RBEAR(X, Y) \
1921 (X)->per_char[ (Y) - (X)->min_char_or_byte2].rbearing
1922#define FONT_LBEAR(X, Y) \
1923 (X)->per_char[ (Y) - (X)->min_char_or_byte2].lbearing
1924#define IS_FONT_CHAR(X, Y) \
1925 ((Y) >= (X)->min_char_or_byte2 && (Y) <= (X)->max_char_or_byte2)
1926
1927void 1976void
1928rxvt_term::scr_refresh (unsigned char refresh_type) 1977rxvt_term::scr_refresh () NOTHROW
1929{ 1978{
1930 unsigned char clearfirst, /* first character writes before cell */ 1979 unsigned char have_bg,
1931 clearlast, /* last character writes beyond cell */
1932 must_clear, /* use draw_string not draw_image_string */
1933 rvid, /* reverse video this position */
1934 showcursor; /* show the cursor */ 1980 showcursor; /* show the cursor */
1935 int16_t col, row, /* column/row we're processing */ 1981 int16_t col, row, /* column/row we're processing */
1936 ocrow; /* old cursor row */ 1982 ocrow; /* old cursor row */
1937 int i, /* tmp */ 1983 int i; /* tmp */
1938 row_offset; /* basic offset in screen structure */
1939#ifndef NO_CURSORCOLOR 1984#ifndef NO_CURSORCOLOR
1940 rend_t cc1; /* store colours at cursor position (s) */ 1985 rend_t cc1; /* store colours at cursor position (s) */
1941#endif 1986#endif
1942 rend_t *drp, *srp; /* drawn-rend-pointer, screen-rend-pointer */ 1987 rend_t *crp; // cursor rendition pointer
1943 text_t *dtp, *stp; /* drawn-text-pointer, screen-text-pointer */ 1988 rend_t ccol1, /* Cursor colour */
1989 ccol2; /* Cursor colour2 */
1944 1990
1991 want_refresh = 0; /* screen is current */
1992
1945 if (refresh_type == NO_REFRESH || !TermWin.mapped) 1993 if (refresh_type == NO_REFRESH || !mapped)
1946 return; 1994 return;
1947 1995
1948 /* 1996 /*
1949 * A: set up vars 1997 * A: set up vars
1950 */ 1998 */
1951 clearfirst = clearlast = must_clear = 0; 1999 have_bg = 0;
1952
1953 refresh_count = 0; 2000 refresh_count = 0;
1954 2001
1955 row_offset = TermWin.saveLines - TermWin.view_start; 2002#ifdef HAVE_BG_PIXMAP
1956
1957 if ((refresh_type & REFRESH_BOUNDS))
1958 {
1959 clearfirst = clearlast = 1;
1960 refresh_type &= ~REFRESH_BOUNDS;
1961 }
1962
1963#ifdef XPM_BACKGROUND
1964 must_clear |= (bgPixmap.pixmap != None); 2003 have_bg |= bgPixmap.pixmap != None;
1965#endif
1966#ifdef TRANSPARENT
1967 must_clear |= ((Options & Opt_transparent) && am_transparent);
1968#endif 2004#endif
1969 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */ 2005 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
1970 2006
1971 /* 2007 /*
1972 * B: reverse any characters which are selected 2008 * B: reverse any characters which are selected
1976 /* 2012 /*
1977 * C: set the cursor character (s) 2013 * C: set the cursor character (s)
1978 */ 2014 */
1979 { 2015 {
1980 unsigned char setoldcursor; 2016 unsigned char setoldcursor;
1981 rend_t ccol1, /* Cursor colour */
1982 ccol2; /* Cursor colour2 */
1983 2017
1984 showcursor = (screen.flags & Screen_VisibleCursor); 2018 showcursor = (screen.flags & Screen_VisibleCursor);
1985#ifdef CURSOR_BLINK 2019#ifdef CURSOR_BLINK
1986 if (hidden_cursor) 2020 if (hidden_cursor)
1987 showcursor = 0; 2021 showcursor = 0;
1988#endif 2022#endif
1989 2023
1990 if (showcursor) 2024 if (showcursor)
1991 { 2025 {
1992 srp = &(screen.rend[screen.cur.row + TermWin.saveLines][screen.cur.col]); 2026 int col = screen.cur.col;
1993 2027
2028 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2029 col--;
2030
2031 crp = &ROW(screen.cur.row).r[col];
2032
2033#ifndef NO_CURSORCOLOR
2034 cc1 = *crp & (RS_fgMask | RS_bgMask);
2035 if (ISSET_PIXCOLOR (Color_cursor))
2036 ccol1 = Color_cursor;
2037 else
2038#endif
2039#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2040 ccol1 = fgcolor_of (rstyle);
2041#else
2042 ccol1 = Color_fg;
2043#endif
2044
2045#ifndef NO_CURSORCOLOR
2046 if (ISSET_PIXCOLOR (Color_cursor2))
2047 ccol2 = Color_cursor2;
2048 else
2049#endif
2050#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2051 ccol2 = bgcolor_of (rstyle);
2052#else
2053 ccol2 = Color_bg;
2054#endif
2055
1994 if (showcursor && TermWin.focus) 2056 if (showcursor && focus)
1995 { 2057 {
2058 if (option (Opt_cursorUnderline))
1996 *srp ^= RS_RVid; 2059 *crp ^= RS_Uline;
1997#ifndef NO_CURSORCOLOR
1998 cc1 = *srp & (RS_fgMask | RS_bgMask);
1999 if (ISSET_PIXCOLOR (Color_cursor))
2000 ccol1 = Color_cursor;
2001 else 2060 else
2002#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2003 ccol1 = GET_FGCOLOR (rstyle);
2004#else
2005 ccol1 = Color_fg;
2006#endif
2007 if (ISSET_PIXCOLOR (Color_cursor2))
2008 ccol2 = Color_cursor2;
2009 else 2061 {
2010#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2062 *crp ^= RS_RVid;
2011 ccol2 = GET_BGCOLOR (rstyle);
2012#else
2013 ccol2 = Color_bg;
2014#endif
2015 *srp = SET_FGCOLOR (*srp, ccol1); 2063 *crp = SET_FGCOLOR (*crp, ccol1);
2016 *srp = SET_BGCOLOR (*srp, ccol2); 2064 *crp = SET_BGCOLOR (*crp, ccol2);
2017#endif 2065 }
2018 } 2066 }
2019 } 2067 }
2020 2068
2021 /* make sure no outline cursor is left around */ 2069 /* make sure no outline cursor is left around */
2022 setoldcursor = 0; 2070 setoldcursor = 0;
2023 if (ocrow != -1) 2071 if (ocrow != -1)
2024 { 2072 {
2025 if (screen.cur.row + TermWin.view_start != ocrow 2073 if (screen.cur.row - view_start != ocrow
2026 || screen.cur.col != oldcursor.col) 2074 || screen.cur.col != oldcursor.col)
2027 { 2075 {
2028 if (ocrow < TermWin.nrow 2076 if (ocrow < nrow
2029 && oldcursor.col < TermWin.ncol) 2077 && oldcursor.col < ncol)
2030 drawn_rend[ocrow][oldcursor.col] ^= (RS_RVid | RS_Uline); 2078 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
2031 2079
2032 if (TermWin.focus || !showcursor) 2080 if (focus || !showcursor)
2033 oldcursor.row = -1; 2081 oldcursor.row = -1;
2034 else 2082 else
2035 setoldcursor = 1; 2083 setoldcursor = 1;
2036 } 2084 }
2037 } 2085 }
2038 else if (!TermWin.focus) 2086 else if (!focus)
2039 setoldcursor = 1; 2087 setoldcursor = 1;
2040 2088
2041 if (setoldcursor) 2089 if (setoldcursor)
2042 { 2090 {
2043 if (screen.cur.row + TermWin.view_start >= TermWin.nrow) 2091 if (screen.cur.row - view_start >= nrow)
2044 oldcursor.row = -1; 2092 oldcursor.row = -1;
2045 else 2093 else
2046 { 2094 {
2047 oldcursor.row = screen.cur.row + TermWin.view_start; 2095 oldcursor.row = screen.cur.row - view_start;
2048 oldcursor.col = screen.cur.col; 2096 oldcursor.col = screen.cur.col;
2049 } 2097 }
2050 } 2098 }
2051 } 2099 }
2100
2101 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2102#if ENABLE_OVERLAY
2103 scr_swap_overlay ();
2104#endif
2052 2105
2053#ifndef NO_SLOW_LINK_SUPPORT 2106#ifndef NO_SLOW_LINK_SUPPORT
2054 /* 2107 /*
2055 * D: CopyArea pass - very useful for slower links 2108 * D: CopyArea pass - very useful for slower links
2056 * This has been deliberately kept simple. 2109 * This has been deliberately kept simple.
2057 */ 2110 */
2058 i = num_scr; 2111 if (!display->is_local
2059 if (refresh_type == FAST_REFRESH && num_scr_allow && i 2112 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
2060 && abs (i) < TermWin.nrow && !must_clear) 2113 && abs (num_scr) < nrow && !have_bg)
2061 { 2114 {
2062 int16_t nits; 2115 int16_t nits;
2116 int i = num_scr;
2063 int j; 2117 int j;
2064 rend_t *drp2;
2065 text_t *dtp2;
2066 int len, wlen; 2118 int len, wlen;
2119 dLocal (int, num_scr);
2067 2120
2068 j = TermWin.nrow; 2121 j = nrow;
2069 wlen = len = -1; 2122 wlen = len = -1;
2070 row = i > 0 ? 0 : j - 1; 2123 row = i > 0 ? 0 : j - 1;
2124
2071 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) 2125 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
2072 { 2126 {
2073 if (row + i >= 0 && row + i < TermWin.nrow && row + i != ocrow) 2127 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
2074 { 2128 {
2075 stp = screen.text[row + row_offset]; 2129 line_t s = ROW(view_start + row);
2076 srp = screen.rend[row + row_offset];
2077 dtp = drawn_text[row]; 2130 line_t d = drawn_buf[row];
2078 dtp2 = drawn_text[row + i]; 2131 line_t d2 = drawn_buf[row + i];
2079 drp = drawn_rend[row];
2080 drp2 = drawn_rend[row + i];
2081 2132
2082 for (nits = 0, col = TermWin.ncol; col--; ) 2133 for (nits = 0, col = ncol; col--; )
2083 if (stp[col] != dtp2[col] || srp[col] != drp2[col]) 2134 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
2084 nits--; 2135 nits--;
2085 else if (stp[col] != dtp[col] || srp[col] != drp[col]) 2136 else if (s.t[col] != d.t[col] || s.r[col] != d.r[col])
2086 nits++; 2137 nits++;
2087 2138
2088 if (nits > 8) /* XXX: arbitrary choice */ 2139 if (nits > 8) /* XXX: arbitrary choice */
2089 { 2140 {
2090 for (col = TermWin.ncol; col--; ) 2141 for (col = ncol; col--; )
2091 { 2142 {
2092 *dtp++ = *dtp2++; 2143 *d.t++ = *d2.t++;
2093 *drp++ = *drp2++; 2144 *d.r++ = *d2.r++;
2094 } 2145 }
2095 2146
2096 if (len == -1) 2147 if (len == -1)
2097 len = row; 2148 len = row;
2098 2149
2099 wlen = row; 2150 wlen = row;
2100 continue; 2151 continue;
2101 } 2152 }
2102 } 2153 }
2103 2154
2104 if (len != -1) 2155 if (len >= 0)
2105 { 2156 {
2106 /* also comes here at end if needed because of >= above */ 2157 /* also comes here at end if needed because of >= above */
2107 if (wlen < len) 2158 if (wlen < len)
2108 SWAP_IT (wlen, len, int); 2159 ::swap (wlen, len);
2109 2160
2110 D_SCREEN ((stderr, "rxvt_scr_refresh (): XCopyArea: %d -> %d (height: %d)", len + i, len, wlen - len + 1)); 2161 XGCValues gcv;
2111 XCopyArea (display->display, TermWin.vt, TermWin.vt, 2162
2163 gcv.graphics_exposures = 1; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2164 XCopyArea (dpy, vt, vt,
2112 TermWin.gc, 0, Row2Pixel (len + i), 2165 gc, 0, Row2Pixel (len + i),
2113 (unsigned int)TermWin_TotalWidth (), 2166 (unsigned int)this->width,
2114 (unsigned int)Height2Pixel (wlen - len + 1), 2167 (unsigned int)Height2Pixel (wlen - len + 1),
2115 0, Row2Pixel (len)); 2168 0, Row2Pixel (len));
2169 gcv.graphics_exposures = 0; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2170
2116 len = -1; 2171 len = -1;
2117 } 2172 }
2118 } 2173 }
2119 } 2174 }
2120#endif 2175#endif
2121 2176
2122 /* 2177 /*
2123 * E: main pass across every character 2178 * E: main pass across every character
2124 */ 2179 */
2125 for (row = 0; row < TermWin.nrow; row++) 2180 for (row = 0; row < nrow; row++)
2126 { 2181 {
2127 stp = screen.text[row + row_offset]; 2182 text_t *stp = ROW(view_start + row).t;
2128 srp = screen.rend[row + row_offset]; 2183 rend_t *srp = ROW(view_start + row).r;
2129 dtp = drawn_text[row]; 2184 text_t *dtp = drawn_buf[row].t;
2130 drp = drawn_rend[row]; 2185 rend_t *drp = drawn_buf[row].r;
2131 2186
2132 /* 2187 /*
2133 * E2: OK, now the real pass 2188 * E2: OK, now the real pass
2134 */ 2189 */
2135 int ypixel = (int)Row2Pixel (row); 2190 int ypixel = (int)Row2Pixel (row);
2136 2191
2137 for (col = 0; col < TermWin.ncol; col++) 2192 for (col = 0; col < ncol; col++)
2138 { 2193 {
2139 /* compare new text with old - if exactly the same then continue */ 2194 /* compare new text with old - if exactly the same then continue */
2140 if (stp[col] == dtp[col] /* Must match characters to skip. */ 2195 if (stp[col] == dtp[col] /* Must match characters to skip. */
2141 && (srp[col] == drp[col] /* Either rendition the same or */ 2196 && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */
2142 || (stp[col] == ' ' /* space w/ no background change */ 2197 || (stp[col] == ' ' /* space w/ no background change */
2143 && GET_BGATTR (srp[col]) == GET_BGATTR (drp[col])))) 2198 && GET_BGATTR (srp[col]) == GET_BGATTR (drp[col]))))
2144 continue; 2199 continue;
2145 2200
2146 // redraw one or more characters 2201 // redraw one or more characters
2147 2202
2148 // seek to the beginning if wide characters 2203 // seek to the beginning of wide characters
2149 while (stp[col] == NOCHAR && col > 0) 2204 while (stp[col] == NOCHAR && col > 0)
2150 --col; 2205 --col;
2151 2206
2152 rend_t rend = srp[col]; /* screen rendition (target rendtion) */ 2207 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2153 text_t *text = stp + col; 2208 text_t *text = stp + col;
2156 dtp[col] = stp[col]; 2211 dtp[col] = stp[col];
2157 drp[col] = rend; 2212 drp[col] = rend;
2158 2213
2159 int xpixel = Col2Pixel (col); 2214 int xpixel = Col2Pixel (col);
2160 2215
2161 // this loop looks very messy, it can probably be optimized
2162 // and cleaned a bit by you?
2163 for (i = 0; ++col < TermWin.ncol; ) 2216 for (i = 0; ++col < ncol; )
2164 { 2217 {
2165 if (stp[col] == NOCHAR) 2218 if (stp[col] == NOCHAR)
2166 { 2219 {
2167 dtp[col] = stp[col]; 2220 dtp[col] = stp[col];
2168 drp[col] = rend; 2221 drp[col] = rend;
2169 count++; 2222 count++;
2170
2171 if (i) // only possible skip if char unchanged
2172 i++; 2223 i++;
2173 2224
2174 continue; 2225 continue;
2175 } 2226 }
2176 2227
2177 if (rend != srp[col]) 2228 if (!RS_SAME (rend, srp[col]))
2178 break; 2229 break;
2179 2230
2180 count++; 2231 count++;
2181 2232
2182 if (stp[col] != dtp[col] 2233 if (stp[col] != dtp[col]
2183 || srp[col] != drp[col]) 2234 || !RS_SAME (srp[col], drp[col]))
2184 { 2235 {
2185 if (must_clear && (i++ > (count / 2))) 2236 if (have_bg && (i++ > count / 2))
2186 break; 2237 break;
2187 2238
2188 dtp[col] = stp[col]; 2239 dtp[col] = stp[col];
2189 drp[col] = rend; 2240 drp[col] = rend;
2190 i = 0; 2241 i = 0;
2191 } 2242 }
2192 else if (must_clear || (stp[col] != ' ' && ++i >= 32)) 2243 else if (have_bg || (stp[col] != ' ' && ++i >= 16))
2193 break; 2244 break;
2194 } 2245 }
2195 2246
2196 col--; /* went one too far. move back */ 2247 col--; /* went one too far. move back */
2197 count -= i; /* dump any matching trailing chars */ 2248 count -= i; /* dump any matching trailing chars */
2249
2250 // sometimes we optimize away the trailing NOCHAR's, add them back
2251 while (i && text[count] == NOCHAR)
2252 count++, i--;
2198 2253
2199 /* 2254 /*
2200 * Determine the attributes for the string 2255 * Determine the attributes for the string
2201 */ 2256 */
2202 int fid = GET_FONT (rend);
2203 int fore = GET_FGCOLOR (rend); // desired foreground 2257 int fore = fgcolor_of (rend); // desired foreground
2204 int back = GET_BGCOLOR (rend); // desired background 2258 int back = bgcolor_of (rend); // desired background
2205 2259
2206 rend = GET_ATTR (rend); 2260 // only do special processing if any attributes are set, which is unlikely
2207 2261 if (rend & (RS_Bold | RS_Italic | RS_Uline | RS_RVid | RS_Blink | RS_Careful))
2208 rvid = !!(rend & RS_RVid); 2262 {
2263 bool invert = rend & RS_RVid;
2209 2264
2210#ifndef NO_BOLD_UNDERLINE_REVERSE 2265#ifndef NO_BOLD_UNDERLINE_REVERSE
2211 if (rend & RS_Bold && fore == Color_fg) 2266 if (rend & RS_Bold && fore == Color_fg)
2212 { 2267 {
2213 if (ISSET_PIXCOLOR (Color_BD)) 2268 if (ISSET_PIXCOLOR (Color_BD))
2214 fore = Color_BD; 2269 fore = Color_BD;
2270# if !ENABLE_STYLES
2215 else 2271 else
2216 rvid = !rvid; 2272 invert = !invert;
2273# endif
2274 }
2275
2276 if (rend & RS_Italic && fore == Color_fg)
2277 {
2278 if (ISSET_PIXCOLOR (Color_IT))
2279 fore = Color_IT;
2280# if !ENABLE_STYLES
2281 else
2282 invert = !invert;
2283# endif
2284 }
2285
2286 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL))
2287 fore = Color_UL;
2288#endif
2289
2290 if (invert)
2291 {
2292#ifdef OPTION_HC
2293 if ((showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2294 || !ISSET_PIXCOLOR (Color_HC))
2295#endif
2296 /* invert the column if no highlightColor is set or it is the
2297 * current cursor column */
2298 ::swap (fore, back);
2299#ifdef OPTION_HC
2300 else if (ISSET_PIXCOLOR (Color_HC))
2301 back = Color_HC;
2302#endif
2303
2304#ifndef NO_BOLD_UNDERLINE_REVERSE
2305# ifndef OPTION_HC
2306 if (ISSET_PIXCOLOR (Color_RV))
2307 back = Color_RV;
2308# endif
2309 if (fore == back)
2310 {
2311 fore = Color_bg;
2312 back = Color_fg;
2313 }
2314#endif
2315 }
2316
2317#ifdef TEXT_BLINK
2318 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2319 {
2320 if (!text_blink_ev.is_active ())
2321 {
2322 text_blink_ev.again ();
2323 hidden_text = 0;
2324 }
2325 else if (hidden_text)
2326 fore = back;
2327 }
2328#endif
2329
2330#if ENABLE_STYLES
2331 // "careful" (too wide) character handling
2332
2333 // include previous careful character(s) if possible, looks nicer (best effort...)
2334 while (text > stp
2335 && srp[text - stp - 1] & RS_Careful
2336 && RS_SAME (rend, srp[text - stp - 1]))
2337 text--, count++, xpixel -= fwidth;
2338
2339 // force redraw after "careful" characters to avoid pixel droppings
2340 for (int i = 0; srp[col + i] & RS_Careful && col + i < ncol - 1; i++)
2341 drp[col + i + 1] = srp[col + i + 1] ^ RS_redraw;
2342
2343 // force redraw before "careful" characters to avoid pixel droppings
2344 for (int i = 0; srp[text - stp - i] & RS_Careful && text - i > stp; i++)
2345 drp[text - stp - i - 1] = srp[text - stp - i - 1] ^ RS_redraw;
2346#endif
2217 } 2347 }
2218
2219 if (rend & RS_Uline)
2220 if (ISSET_PIXCOLOR (Color_UL))
2221 fore = Color_UL;
2222#endif
2223
2224 if (rvid)
2225 {
2226 SWAP_IT (fore, back, int);
2227
2228#ifndef NO_BOLD_UNDERLINE_REVERSE
2229 if (ISSET_PIXCOLOR (Color_RV)
2230# ifndef NO_CURSORCOLOR
2231 && !ISSET_PIXCOLOR (Color_cursor)
2232# endif
2233 )
2234 back = Color_RV;
2235#endif
2236 }
2237
2238#ifdef TEXT_BLINK
2239 if (rend & RS_Blink && back == Color_bg)
2240 {
2241 if (!text_blink_ev.active)
2242 {
2243 text_blink_ev.start (NOW + TEXT_BLINK_INTERVAL);
2244 hidden_text = 0;
2245 }
2246 else if (hidden_text)
2247 fore = back;
2248 }
2249#endif
2250 2348
2251 /* 2349 /*
2252 * Actually do the drawing of the string here 2350 * Actually do the drawing of the string here
2253 */ 2351 */
2254 rxvt_font *font = (*TermWin.fontset)[fid]; 2352 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2255 2353
2256 if (back == fore)
2257 font->clear_rect (*TermWin.drawable, xpixel, ypixel,
2258 TermWin.fwidth * count, TermWin.fheight,
2259 back);
2260 else if (back == Color_bg) 2354 if (have_bg && back == Color_bg)
2261 { 2355 {
2262 if (must_clear) 2356 // this is very ugly, maybe push it into ->draw?
2263 {
2264 CLEAR_CHARS (xpixel, ypixel, count);
2265 2357
2266 for (i = 0; i < count; i++) /* don't draw empty strings */ 2358 for (i = 0; i < count; i++) /* don't draw empty strings */
2267 if (text[i] != ' ') 2359 if (text[i] != ' ')
2268 { 2360 {
2269 font->draw (*TermWin.drawable, xpixel, ypixel, text, count, fore, -1); 2361 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_transparent);
2270 break; 2362 goto did_clear;
2271 }
2272 } 2363 }
2273 else 2364
2274 font->draw (*TermWin.drawable, xpixel, ypixel, text, count, fore, Color_bg); 2365 CLEAR_CHARS (xpixel, ypixel, count);
2366 did_clear: ;
2275 } 2367 }
2276 else 2368 else
2277 font->draw (*TermWin.drawable, xpixel, ypixel, text, count, fore, back); 2369 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2278 2370
2279 if ((rend & RS_Uline) && (font->descent > 1)) 2371 if (rend & RS_Uline && font->descent > 1 && fore != back)
2372 {
2373#if ENABLE_FRILLS
2374 if (ISSET_PIXCOLOR (Color_underline))
2375 XSetForeground (dpy, gc, pix_colors[Color_underline]);
2376 else
2377#endif
2378 XSetForeground (dpy, gc, pix_colors[fore]);
2379
2280 XDrawLine (display->display, drawBuffer, TermWin.gc, 2380 XDrawLine (dpy, drawBuffer, gc,
2281 xpixel, ypixel + font->ascent + 1, 2381 xpixel, ypixel + font->ascent + 1,
2282 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1); 2382 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2383 }
2283 } /* for (col....) */ 2384 } /* for (col....) */
2284 } /* for (row....) */ 2385 } /* for (row....) */
2386
2387#if ENABLE_OVERLAY
2388 scr_swap_overlay ();
2389#endif
2390 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2285 2391
2286 /* 2392 /*
2287 * G: cleanup cursor and display outline cursor if necessary 2393 * G: cleanup cursor and display outline cursor if necessary
2288 */ 2394 */
2289 if (showcursor) 2395 if (showcursor)
2290 { 2396 {
2291 if (TermWin.focus) 2397 if (focus)
2398 {
2399 if (option (Opt_cursorUnderline))
2400 *crp ^= RS_Uline;
2401 else
2292 { 2402 {
2293 srp = & (screen.rend[screen.cur.row + TermWin.saveLines]
2294 [screen.cur.col]);
2295 *srp ^= RS_RVid; 2403 *crp ^= RS_RVid;
2296#ifndef NO_CURSORCOLOR 2404#ifndef NO_CURSORCOLOR
2297 *srp = (*srp & ~ (RS_fgMask | RS_bgMask)) | cc1; 2405 *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1;
2298#endif 2406#endif
2407 }
2299 } 2408 }
2300 else if (oldcursor.row >= 0) 2409 else if (oldcursor.row >= 0)
2301 { 2410 {
2411 int cursorwidth = 1;
2412 int col = oldcursor.col;
2413
2414 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2415 col--;
2416
2417 while (col + cursorwidth < ncol
2418 && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)
2419 cursorwidth++;
2420
2302#ifndef NO_CURSORCOLOR 2421#ifndef NO_CURSORCOLOR
2303 if (ISSET_PIXCOLOR (Color_cursor)) 2422 if (ISSET_PIXCOLOR (Color_cursor))
2304 XSetForeground (display->display, TermWin.gc, PixColors[Color_cursor]); 2423 XSetForeground (dpy, gc, pix_colors[Color_cursor]);
2424 else
2305#endif 2425#endif
2306 int cursorwidth = 1; 2426 XSetForeground (dpy, gc, pix_colors[ccol1]);
2307 while (oldcursor.col + cursorwidth < TermWin.ncol
2308 && drawn_text[oldcursor.row][oldcursor.col + cursorwidth] == NOCHAR)
2309 cursorwidth++;
2310 2427
2311 XDrawRectangle (display->display, drawBuffer, TermWin.gc, 2428 XDrawRectangle (dpy, drawBuffer, gc,
2312 Col2Pixel (oldcursor.col), 2429 Col2Pixel (col),
2313 Row2Pixel (oldcursor.row), 2430 Row2Pixel (oldcursor.row),
2314 (unsigned int) (Width2Pixel (cursorwidth) - 1), 2431 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2315 (unsigned int) (Height2Pixel (1) - TermWin.lineSpace - 1)); 2432 (unsigned int) (Height2Pixel (1) - lineSpace - 1));
2316 } 2433 }
2317 } 2434 }
2318 2435
2319 /* 2436 /*
2320 * H: cleanup selection 2437 * H: cleanup selection
2321 */ 2438 */
2322 scr_reverse_selection (); 2439 scr_reverse_selection ();
2323 2440
2324 /*
2325 * I: other general cleanup
2326 */
2327 if (clearfirst && TermWin.int_bwidth)
2328 /*
2329 * clear the whole screen height, note that width == 0 is treated
2330 * specially by XClearArea
2331 */
2332 XClearArea (display->display, TermWin.vt, 0, 0,
2333 (unsigned int)TermWin.int_bwidth,
2334 (unsigned int)TermWin_TotalHeight (), False);
2335
2336 if (clearlast && TermWin.int_bwidth)
2337 /*
2338 * clear the whole screen height, note that width == 0 is treated
2339 * specially by XClearArea
2340 */
2341 XClearArea (display->display, TermWin.vt,
2342 TermWin.width + TermWin.int_bwidth, 0,
2343 (unsigned int)TermWin.int_bwidth,
2344 (unsigned int)TermWin_TotalHeight (), False);
2345
2346 if (refresh_type & SMOOTH_REFRESH)
2347 XSync (display->display, False);
2348
2349 num_scr = 0; 2441 num_scr = 0;
2350 num_scr_allow = 1; 2442 num_scr_allow = 1;
2351 want_refresh = 0; /* screen is current */
2352} 2443}
2353 2444
2354void 2445void
2355rxvt_term::scr_remap_chars (text_t *tp, rend_t *rp) 2446rxvt_term::scr_remap_chars (line_t &l) NOTHROW
2356{ 2447{
2357 if (!rp || !tp) 2448 if (!l.t)
2358 return; 2449 return;
2359 2450
2360 for (int i = TermWin.ncol; i; i--, rp++, tp++) 2451 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2361 *rp = SET_FONT (*rp, TermWin.fontset->find_font (*tp));
2362}
2363 2452
2453 for (int i = ncol; i--; )
2454 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2455}
2456
2364void 2457void
2365rxvt_term::scr_remap_chars () 2458rxvt_term::scr_remap_chars () NOTHROW
2366{ 2459{
2367 for (int i = TermWin.nrow + TermWin.saveLines; i--; ) 2460 for (int i = total_rows; i--; )
2368 scr_remap_chars (screen.text[i], screen.rend[i]); 2461 scr_remap_chars (row_buf [i]);
2369 2462
2370 for (int i = TermWin.nrow; i--; ) 2463 for (int i = nrow; i--; )
2464 {
2465 scr_remap_chars (drawn_buf [i]);
2466 scr_remap_chars (swap_buf [i]);
2467 }
2468}
2469
2470void
2471rxvt_term::scr_recolour () NOTHROW
2472{
2473#ifdef HAVE_BG_PIXMAP
2474 bgPixmap.apply ();
2475#else
2476
2477 XSetWindowBackground (dpy, parent[0], pix_colors[Color_border]);
2478 XClearWindow (dpy, parent[0]);
2479 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2480
2481# if HAVE_SCROLLBARS
2482 if (scrollBar.win)
2371 { 2483 {
2372 scr_remap_chars (drawn_text[i], drawn_rend[i]); 2484 XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]);
2373 scr_remap_chars (swap.text[i], swap.rend[i]); 2485 scrollBar.setIdle ();
2486 scrollbar_show (0);
2374 } 2487 }
2375} 2488# endif
2376 2489
2490 scr_clear ();
2491 scr_touch (true);
2492 want_refresh = 1;
2493
2494#endif
2495}
2496
2377/* ------------------------------------------------------------------------- */ 2497/* ------------------------------------------------------------------------- */
2378void 2498void
2379rxvt_term::scr_clear (bool really) 2499rxvt_term::scr_clear (bool really) NOTHROW
2380{ 2500{
2381 if (!TermWin.mapped) 2501 if (!mapped)
2382 return; 2502 return;
2383 2503
2384 num_scr_allow = 0; 2504 num_scr_allow = 0;
2385 want_refresh = 1; 2505 want_refresh = 1;
2386 2506
2387#ifdef TRANSPARENT 2507 if (really)
2388 if ((Options & Opt_transparent) && (am_pixmap_trans == 0)) 2508 XClearWindow (dpy, vt);
2509}
2510
2511void
2512rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW
2513{
2514 int view_end = view_start + nrow;
2515 int row, col;
2516
2517 for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)
2518 {
2519 text_t *stp = ROW(row).t;
2520 rend_t *srp = ROW(row).r;
2521
2522 for (col = beg_col; col < end_col; col++)
2523 srp[col] ^= rstyle1;
2524
2525 while (col-- > beg_col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
2526 srp[col] ^= rstyle2;
2527
2528 if (++col < end_col)
2529 srp[col] ^= rstyle2;
2389 { 2530 }
2390 int i; 2531}
2391 2532
2392 if (! (Options & Opt_transparent_all)) 2533void
2534rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW
2535{
2536 int view_end = view_start + nrow;
2537 int row, col;
2538
2539 if (beg_row >= view_start)
2540 {
2541 col = beg_col;
2542 row = beg_row;
2543 }
2544 else
2545 {
2393 i = 0; 2546 col = 0;
2547 row = view_start;
2548 }
2549
2550 for (; row < min (end_row, view_end); row++, col = 0)
2551 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2552 srp[col] ^= rstyle;
2553
2554 if (row == end_row)
2555 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2556 srp[col] ^= rstyle;
2557}
2558
2559/* ------------------------------------------------------------------------- */
2560void
2561rxvt_term::scr_reverse_selection () NOTHROW
2562{
2563 if (selection.op
2564 && current_screen == selection.screen
2565 && selection.end.row >= view_start)
2566 {
2567#if !ENABLE_MINIMAL
2568 if (selection.rect)
2569 scr_xor_rect (selection.beg.row, selection.beg.col,
2570 selection.end.row, selection.end.col,
2571 RS_RVid, RS_RVid | RS_Uline);
2394 else 2572 else
2395 i = (int) (sizeof (TermWin.parent) / sizeof (Window));
2396
2397 while (i--)
2398 if (TermWin.parent[i] != None)
2399 XClearWindow (display->display, TermWin.parent[i]);
2400 }
2401#endif 2573#endif
2402 2574 scr_xor_span (selection.beg.row, selection.beg.col,
2403 if (really) 2575 selection.end.row, selection.end.col,
2404 XClearWindow (display->display, TermWin.vt); 2576 RS_RVid);
2405}
2406
2407/* ------------------------------------------------------------------------- */
2408void
2409rxvt_term::scr_reverse_selection ()
2410{
2411 if (selection.op && current_screen == selection.screen)
2412 {
2413 int end_row = TermWin.saveLines - TermWin.view_start;
2414 int i = selection.beg.row + TermWin.saveLines;
2415 int col, row = selection.end.row + TermWin.saveLines;
2416 rend_t *srp;
2417
2418 if (i >= end_row)
2419 col = selection.beg.col;
2420 else
2421 {
2422 col = 0;
2423 i = end_row;
2424 }
2425
2426 end_row += TermWin.nrow;
2427 for (; i < row && i < end_row; i++, col = 0)
2428 for (srp = screen.rend[i]; col < TermWin.ncol; col++)
2429 srp[col] ^= RS_RVid;
2430
2431 if (i == row && i < end_row)
2432 for (srp = screen.rend[i]; col < selection.end.col; col++)
2433 srp[col] ^= RS_RVid;
2434 } 2577 }
2435} 2578}
2436 2579
2437/* ------------------------------------------------------------------------- */ 2580/* ------------------------------------------------------------------------- */
2438/* 2581/*
2439 * Dump the whole scrollback and screen to the passed filedescriptor. The 2582 * Dump the whole scrollback and screen to the passed filedescriptor. The
2440 * invoking routine must close the fd. 2583 * invoking routine must close the fd.
2441 */ 2584 */
2442#if 0 2585#if 0
2443void 2586void
2444rxvt_term::scr_dump (int fd) 2587rxvt_term::scr_dump (int fd) NOTHROW
2445{ 2588{
2446 int row, wrote; 2589 int row, wrote;
2447 unsigned int width, towrite; 2590 unsigned int width, towrite;
2448 char r1[] = "\n"; 2591 char r1[] = "\n";
2449 2592
2450 for (row = TermWin.saveLines - TermWin.nscrolled; 2593 for (row = saveLines - nsaved;
2451 row < TermWin.saveLines + TermWin.nrow - 1; row++) 2594 row < saveLines + nrow - 1; row++)
2452 { 2595 {
2453 width = screen.tlen[row] >= 0 ? screen.tlen[row] 2596 width = row_buf[row].l >= 0 ? row_buf[row].l
2454 : TermWin.ncol; 2597 : ncol;
2455 for (towrite = width; towrite; towrite -= wrote) 2598 for (towrite = width; towrite; towrite -= wrote)
2456 { 2599 {
2457 wrote = write (fd, & (screen.text[row][width - towrite]), 2600 wrote = write (fd, & (row_buf[row].t[width - towrite]),
2458 towrite); 2601 towrite);
2459 if (wrote < 0) 2602 if (wrote < 0)
2460 return; /* XXX: death, no report */ 2603 return; /* XXX: death, no report */
2461 } 2604 }
2462 if (screen.tlen[row] >= 0) 2605 if (row_buf[row].l >= 0)
2463 if (write (fd, r1, 1) <= 0) 2606 if (write (fd, r1, 1) <= 0)
2464 return; /* XXX: death, no report */ 2607 return; /* XXX: death, no report */
2465 } 2608 }
2466} 2609}
2467#endif 2610#endif
2468 2611
2469/* ------------------------------------------------------------------------- * 2612/* ------------------------------------------------------------------------- *
2470 * CHARACTER SELECTION * 2613 * CHARACTER SELECTION *
2471 * ------------------------------------------------------------------------- */ 2614 * ------------------------------------------------------------------------- */
2472
2473/*
2474 * -TermWin.nscrolled <= (selection row) <= TermWin.nrow - 1
2475 */
2476void 2615void
2477rxvt_term::selection_check (int check_more) 2616rxvt_term::selection_check (int check_more) NOTHROW
2478{ 2617{
2479 row_col_t pos; 2618 row_col_t pos;
2480 2619
2481 if (!selection.op) 2620 if (!selection.op)
2482 return; 2621 return;
2483 2622
2484 pos.row = pos.col = 0; 2623 pos.row = pos.col = 0;
2485 if ((selection.beg.row < - (int32_t)TermWin.nscrolled) 2624 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2486 || (selection.beg.row >= TermWin.nrow) 2625 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2487 || (selection.mark.row < - (int32_t)TermWin.nscrolled) 2626 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2488 || (selection.mark.row >= TermWin.nrow)
2489 || (selection.end.row < - (int32_t)TermWin.nscrolled)
2490 || (selection.end.row >= TermWin.nrow)
2491 || (check_more == 1 2627 || (check_more == 1
2492 && current_screen == selection.screen 2628 && current_screen == selection.screen
2493 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 2629 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2494 && ROWCOL_IS_BEFORE (screen.cur, selection.end)) 2630 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
2495 || (check_more == 2 2631 || (check_more == 2
2497 && ROWCOL_IS_AFTER (selection.end, pos)) 2633 && ROWCOL_IS_AFTER (selection.end, pos))
2498 || (check_more == 3 2634 || (check_more == 3
2499 && ROWCOL_IS_AFTER (selection.end, pos)) 2635 && ROWCOL_IS_AFTER (selection.end, pos))
2500 || (check_more == 4 /* screen width change */ 2636 || (check_more == 4 /* screen width change */
2501 && (selection.beg.row != selection.end.row 2637 && (selection.beg.row != selection.end.row
2502 || selection.end.col > TermWin.ncol))) 2638 || selection.end.col > ncol)))
2503 CLEAR_SELECTION (); 2639 CLEAR_SELECTION ();
2504} 2640}
2505 2641
2506/* ------------------------------------------------------------------------- */ 2642/* ------------------------------------------------------------------------- */
2507/* 2643/*
2508 * Paste a selection direct to the command fd 2644 * Paste a selection direct to the command fd
2509 */ 2645 */
2510void 2646void
2511rxvt_term::paste (const unsigned char *data, unsigned int len) 2647rxvt_term::paste (char *data, unsigned int len) NOTHROW
2512{ 2648{
2513 unsigned int i, j, n;
2514 unsigned char *ds = (unsigned char *)rxvt_malloc (PROP_SIZE);
2515
2516#if 0
2517 /* a paste should act like the user is typing, so check scrollTtyKeypress */
2518 ZERO_SCROLLBACK (r);
2519#endif
2520
2521 /* convert normal newline chars into common keyboard Return key sequence */ 2649 /* convert normal newline chars into common keyboard Return key sequence */
2522 for (i = 0; i < len; i += PROP_SIZE) 2650 for (unsigned int i = 0; i < len; i++)
2523 {
2524 n = min (len - i, PROP_SIZE);
2525 MEMCPY (ds, data + i, n);
2526
2527 for (j = 0; j < n; j++)
2528 if (ds[j] == C0_LF) 2651 if (data[i] == C0_LF)
2529 ds[j] = C0_CR; 2652 data[i] = C0_CR;
2530 2653
2531 tt_write (ds, (int)n); 2654 tt_write (data, len);
2532 }
2533
2534 free (ds);
2535} 2655}
2536 2656
2537/* ------------------------------------------------------------------------- */ 2657/* ------------------------------------------------------------------------- */
2538/* 2658/*
2539 * Respond to a notification that a primary selection has been sent 2659 * Respond to a notification that a primary selection has been sent
2540 * EXT: SelectionNotify 2660 * EXT: SelectionNotify
2541 */ 2661 */
2542int 2662void
2543rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop) 2663rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop) NOTHROW
2544{ 2664{
2545 long nread = 0;
2546 unsigned long bytes_after;
2547 XTextProperty ct;
2548
2549 D_SELECT ((stderr, "rxvt_selection_paste (%08lx, %lu, %d), wait=%2x", win, (unsigned long)prop, (int)delete_prop, selection_wait));
2550
2551 if (prop == None) /* check for failed XConvertSelection */ 2665 if (prop == None) /* check for failed XConvertSelection */
2552 { 2666 {
2553 if ((selection_type & Sel_CompoundText)) 2667 if ((selection_type & Sel_CompoundText))
2554 { 2668 {
2555 int selnum = selection_type & Sel_whereMask; 2669 int selnum = selection_type & Sel_whereMask;
2568 selection_request_other (xa[XA_COMPOUND_TEXT], selnum); 2682 selection_request_other (xa[XA_COMPOUND_TEXT], selnum);
2569 else 2683 else
2570 selection_type = 0; 2684 selection_type = 0;
2571 } 2685 }
2572 2686
2573 return 0; 2687 return;
2574 }
2575
2576 for (;;)
2577 { 2688 }
2578 if (XGetWindowProperty (display->display, win, prop, (long) (nread / 4), 2689
2579 (long) (PROP_SIZE / 4), delete_prop, 2690 unsigned long bytes_after;
2691 XTextProperty ct;
2692
2693 if (XGetWindowProperty (dpy, win, prop,
2694 0, PROP_SIZE / 4,
2695 delete_prop, AnyPropertyType,
2696 &ct.encoding, &ct.format,
2697 &ct.nitems, &bytes_after,
2698 &ct.value) != Success)
2699 {
2700 ct.value = 0;
2701 goto bailout;
2702 }
2703
2704 if (ct.encoding == None)
2705 goto bailout;
2706
2707 if (bytes_after)
2708 {
2709 // fetch and append remaining data
2710 XTextProperty ct2;
2711
2712 if (XGetWindowProperty (dpy, win, prop,
2713 ct.nitems / 4, (bytes_after + 3) / 4,
2714 delete_prop, AnyPropertyType,
2580 AnyPropertyType, &ct.encoding, &ct.format, 2715 &ct2.encoding, &ct2.format,
2581 &ct.nitems, &bytes_after, 2716 &ct2.nitems, &bytes_after,
2582 &ct.value) != Success) 2717 &ct2.value) != Success)
2583 break; 2718 goto bailout;
2584 2719
2585 if (ct.encoding == 0) 2720 // realloc should be compatible to XFree, here, and elsewhere, too
2586 { 2721 ct.value = (unsigned char *)realloc (ct.value, ct.nitems + ct2.nitems + 1);
2587 D_SELECT ((stderr, "rxvt_selection_paste: property didn't exist!")); 2722 memcpy (ct.value + ct.nitems, ct2.value, ct2.nitems + 1);
2588 break; 2723 ct.nitems += ct2.nitems;
2589 }
2590 2724
2725 XFree (ct2.value);
2726 }
2727
2591 if (ct.value == NULL) 2728 if (ct.value == 0)
2592 { 2729 goto bailout;
2593 D_SELECT ((stderr, "rxvt_selection_paste: property shooting blanks!"));
2594 continue;
2595 }
2596 2730
2731 if (ct.encoding == xa[XA_INCR])
2732 {
2733 // INCR selection, start handshake
2734 if (!delete_prop)
2735 XDeleteProperty (dpy, win, prop);
2736
2737 selection_wait = Sel_incr;
2738 incr_buf_fill = 0;
2739 incr_ev.start (10);
2740
2741 goto bailout;
2742 }
2743
2597 if (ct.nitems == 0) 2744 if (ct.nitems == 0)
2745 {
2746 if (selection_wait == Sel_incr)
2747 {
2748 XFree (ct.value);
2749
2750 // finally complete, now paste the whole thing
2751 selection_wait = Sel_normal;
2752 ct.value = (unsigned char *)incr_buf;
2753 ct.nitems = incr_buf_fill;
2754 incr_buf = 0;
2755 incr_buf_size = 0;
2756 incr_ev.stop ();
2598 { 2757 }
2599 D_SELECT ((stderr, "rxvt_selection_paste: property empty - also INCR end")); 2758 else
2600 2759 {
2601 if (selection_wait == Sel_normal && nread == 0 2760 if (selection_wait == Sel_normal
2602 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion 2761 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion
2603 { 2762 {
2604 /* 2763 /*
2605 * pass through again trying CUT_BUFFER0 if we've come from 2764 * pass through again trying CUT_BUFFER0 if we've come from
2606 * XConvertSelection () but nothing was presented 2765 * XConvertSelection () but nothing was presented
2607 */ 2766 */
2608 D_SELECT ((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2609 selection_paste (display->root, XA_CUT_BUFFER0, False); 2767 selection_paste (display->root, XA_CUT_BUFFER0, False);
2610 } 2768 }
2611 2769
2612 nread = -1; /* discount any previous stuff */ 2770 goto bailout;
2613 break;
2614 }
2615
2616 nread += ct.nitems;
2617
2618 char **cl;
2619 int cr;
2620 if (XmbTextPropertyToTextList (display->display, &ct, &cl, &cr) >= 0 && cl)
2621 { 2771 }
2772 }
2773 else if (selection_wait == Sel_incr)
2774 {
2775 incr_ev.start (10);
2776
2777 while (incr_buf_fill + ct.nitems > incr_buf_size)
2778 {
2779 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
2780 incr_buf = (char *)realloc (incr_buf, incr_buf_size);
2781 }
2782
2783 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
2784 incr_buf_fill += ct.nitems;
2785
2786 goto bailout;
2787 }
2788
2789 char **cl;
2790 int cr;
2791
2792#if !ENABLE_MINIMAL
2793 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
2794 // so recode it manually
2795 if (ct.encoding == xa[XA_UTF8_STRING])
2796 {
2797 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
2798 char *s = rxvt_wcstombs (w);
2799 free (w);
2800 // TODO: strlen == only the first element will be converted. well...
2801 paste (s, strlen (s));
2802 free (s);
2803 }
2804 else
2805#endif
2806 if (XmbTextPropertyToTextList (dpy, &ct, &cl, &cr) >= 0
2807 && cl)
2808 {
2622 for (int i = 0; i < cr; i++) 2809 for (int i = 0; i < cr; i++)
2623 paste ((unsigned char *)cl[i], STRLEN (cl[i])); 2810 paste (cl[i], strlen (cl[i]));
2624 2811
2625 XFreeStringList (cl); 2812 XFreeStringList (cl);
2626 } 2813 }
2627 else 2814 else
2628 paste (ct.value, ct.nitems); 2815 paste ((char *)ct.value, ct.nitems); // paste raw
2629 2816
2630 if (bytes_after == 0) 2817bailout:
2631 break;
2632
2633 XFree (ct.value);
2634 }
2635
2636 if (ct.value)
2637 XFree (ct.value); 2818 XFree (ct.value);
2638 2819
2639 if (selection_wait == Sel_normal) 2820 if (selection_wait == Sel_normal)
2640 selection_wait = Sel_none; 2821 selection_wait = Sel_none;
2641
2642 D_SELECT ((stderr, "rxvt_selection_paste: bytes written: %ld", nread));
2643 return (int)nread;
2644} 2822}
2645 2823
2646void 2824void
2647rxvt_term::incr_cb (time_watcher &w) 2825rxvt_term::incr_cb (ev::timer &w, int revents) NOTHROW
2648{ 2826{
2649 selection_wait = Sel_none; 2827 selection_wait = Sel_none;
2650 2828
2829 incr_buf_size = 0;
2830 free (incr_buf);
2831
2651 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n"); 2832 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
2652} 2833}
2653 2834
2654/*
2655 * INCR support originally provided by Paul Sheer <psheer@obsidian.co.za>
2656 */
2657void 2835void
2658rxvt_term::selection_property (Window win, Atom prop) 2836rxvt_term::selection_property (Window win, Atom prop) NOTHROW
2659{ 2837{
2660 int reget_time = 0; 2838 if (prop == None || selection_wait != Sel_incr)
2661
2662 if (prop == None)
2663 return; 2839 return;
2664 2840
2665 D_SELECT ((stderr, "rxvt_selection_property (%08lx, %lu)", win, (unsigned long)prop));
2666 if (selection_wait == Sel_normal)
2667 {
2668 int a, afmt;
2669 Atom atype;
2670 unsigned long bytes_after, nitems;
2671 unsigned char *s = NULL;
2672
2673 a = XGetWindowProperty (display->display, win, prop, 0L, 1L, False,
2674 xa[XA_INCR], &atype, &afmt, &nitems,
2675 &bytes_after, &s);
2676 if (s)
2677 XFree (s);
2678 if (a != Success)
2679 return;
2680
2681#ifndef __CYGWIN32__
2682 if (atype == xa[XA_INCR])
2683 { /* start an INCR transfer */
2684 D_SELECT ((stderr, "rxvt_selection_property: INCR: starting transfer"));
2685 XDeleteProperty (display->display, win, prop);
2686 XFlush (display->display);
2687 reget_time = 1;
2688 selection_wait = Sel_incr;
2689 }
2690#endif
2691
2692 }
2693 else if (selection_wait == Sel_incr)
2694 {
2695 reget_time = 1;
2696
2697 if (selection_paste (win, prop, True) == -1) 2841 selection_paste (win, prop, true);
2698 {
2699 D_SELECT ((stderr, "rxvt_selection_property: INCR: clean end"));
2700 selection_wait = Sel_none;
2701 incr_ev.stop ();
2702 }
2703 }
2704 if (reget_time) /* received more data so reget time */
2705 incr_ev.start (NOW + 10);
2706} 2842}
2707 2843
2708/* ------------------------------------------------------------------------- */ 2844/* ------------------------------------------------------------------------- */
2709/* 2845/*
2710 * Request the current selection: 2846 * Request the current selection:
2711 * Order: > internal selection if available 2847 * Order: > internal selection if available
2712 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2848 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+)
2713 * > CUT_BUFFER0 2849 * > CUT_BUFFER0
2714 * (+) if ownership is claimed but property is empty, rxvt_selection_paste () 2850 * (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2715 * will auto fallback to CUT_BUFFER0 2851 * will auto fallback to CUT_BUFFER0
2716 * EXT: button 2 release 2852 * EXT: button 2 release
2717 */ 2853 */
2718void 2854void
2719rxvt_term::selection_request (Time tm, int x, int y) 2855rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2720{ 2856{
2721 D_SELECT ((stderr, "rxvt_selection_request (%lu, %d, %d)", tm, x, y)); 2857 if (selection.text && selnum == Sel_Primary)
2722 2858 {
2723 if (x < 0 || x >= TermWin.width || y < 0 || y >= TermWin.height)
2724 return; /* outside window */
2725
2726 if (selection.text)
2727 { /* internal selection */ 2859 /* internal selection */
2728 D_SELECT ((stderr, "rxvt_selection_request: pasting internal"));
2729 char *str = rxvt_wcstombs (selection.text, selection.len); 2860 char *str = rxvt_wcstombs (selection.text, selection.len);
2730 paste ((unsigned char *)str, strlen (str)); 2861 paste (str, strlen (str));
2731 free (str); 2862 free (str);
2732 return; 2863 return;
2733 } 2864 }
2734 else 2865 else
2735 { 2866 {
2736 int i;
2737
2738 selection_request_time = tm; 2867 selection_request_time = tm;
2739 selection_wait = Sel_normal; 2868 selection_wait = Sel_normal;
2740 2869
2741 for (i = Sel_Primary; i <= Sel_Clipboard; i++)
2742 {
2743#if X_HAVE_UTF8_STRING 2870#if X_HAVE_UTF8_STRING
2744 selection_type = Sel_UTF8String; 2871 selection_type = Sel_UTF8String;
2745 if (selection_request_other (xa[XA_UTF8_STRING], i)) 2872 if (selection_request_other (xa[XA_UTF8_STRING], selnum))
2746 return; 2873 return;
2747#else 2874#else
2748 selection_type = Sel_CompoundText; 2875 selection_type = Sel_CompoundText;
2749 if (selection_request_other (xa[XA_COMPOUND_TEXT], i)) 2876 if (selection_request_other (xa[XA_COMPOUND_TEXT], selnum))
2750 return; 2877 return;
2751#endif 2878#endif
2752
2753 }
2754 } 2879 }
2755 2880
2756 selection_wait = Sel_none; /* don't loop in rxvt_selection_paste () */ 2881 selection_wait = Sel_none; /* don't loop in selection_paste () */
2757 D_SELECT ((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2758 selection_paste (display->root, XA_CUT_BUFFER0, False); 2882 selection_paste (display->root, XA_CUT_BUFFER0, false);
2759} 2883}
2760 2884
2761int 2885int
2762rxvt_term::selection_request_other (Atom target, int selnum) 2886rxvt_term::selection_request_other (Atom target, int selnum) NOTHROW
2763{ 2887{
2764 Atom sel; 2888 Atom sel;
2765#ifdef DEBUG_SELECT
2766 char *debug_xa_names[] = { "PRIMARY", "SECONDARY", "CLIPBOARD" };
2767#endif
2768 2889
2769 selection_type |= selnum; 2890 selection_type |= selnum;
2770 2891
2771 if (selnum == Sel_Primary) 2892 if (selnum == Sel_Primary)
2772 sel = XA_PRIMARY; 2893 sel = XA_PRIMARY;
2773 else if (selnum == Sel_Secondary) 2894 else if (selnum == Sel_Secondary)
2774 sel = XA_SECONDARY; 2895 sel = XA_SECONDARY;
2775 else 2896 else
2776 sel = xa[XA_CLIPBOARD]; 2897 sel = xa[XA_CLIPBOARD];
2777 2898
2778 if (XGetSelectionOwner (display->display, sel) != None) 2899 if (XGetSelectionOwner (dpy, sel) != None)
2779 { 2900 {
2780 D_SELECT ((stderr, "rxvt_selection_request_other: pasting %s", debug_xa_names[selnum]));
2781 XConvertSelection (display->display, sel, target, xa[XA_VT_SELECTION], 2901 XConvertSelection (dpy, sel, target, xa[XA_VT_SELECTION],
2782 TermWin.vt, selection_request_time); 2902 vt, selection_request_time);
2783 return 1; 2903 return 1;
2784 } 2904 }
2785 2905
2786 return 0; 2906 return 0;
2787} 2907}
2790/* 2910/*
2791 * Clear all selected text 2911 * Clear all selected text
2792 * EXT: SelectionClear 2912 * EXT: SelectionClear
2793 */ 2913 */
2794void 2914void
2795rxvt_term::selection_clear () 2915rxvt_term::selection_clear () NOTHROW
2796{ 2916{
2797 D_SELECT ((stderr, "rxvt_selection_clear ()"));
2798
2799 want_refresh = 1; 2917 want_refresh = 1;
2800 free (selection.text); 2918 free (selection.text);
2801 selection.text = NULL; 2919 selection.text = NULL;
2802 selection.len = 0; 2920 selection.len = 0;
2803 CLEAR_SELECTION (); 2921 CLEAR_SELECTION ();
2812 * EXT: button 1 or 3 release 2930 * EXT: button 1 or 3 release
2813 */ 2931 */
2814void 2932void
2815rxvt_term::selection_make (Time tm) 2933rxvt_term::selection_make (Time tm)
2816{ 2934{
2817 int i, col, end_col, row, end_row; 2935 int i;
2818 wchar_t *new_selection_text; 2936 wchar_t *new_selection_text;
2819 text_t *t; 2937 text_t *t;
2820 2938
2821 D_SELECT ((stderr, "rxvt_selection_make (): selection.op=%d, selection.clicks=%d", selection.op, selection.clicks));
2822 switch (selection.op) 2939 switch (selection.op)
2823 { 2940 {
2824 case SELECTION_CONT: 2941 case SELECTION_CONT:
2825 break; 2942 break;
2826 case SELECTION_INIT: 2943 case SELECTION_INIT:
2836 selection.op = SELECTION_DONE; 2953 selection.op = SELECTION_DONE;
2837 2954
2838 if (selection.clicks == 4) 2955 if (selection.clicks == 4)
2839 return; /* nothing selected, go away */ 2956 return; /* nothing selected, go away */
2840 2957
2958 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
2959 return;
2960
2841 i = (selection.end.row - selection.beg.row + 1) * (TermWin.ncol + 1); 2961 i = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2842 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t)); 2962 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t));
2843 2963
2844 col = selection.beg.col;
2845 MAX_IT (col, 0);
2846 row = selection.beg.row + TermWin.saveLines;
2847 end_row = selection.end.row + TermWin.saveLines;
2848 int ofs = 0; 2964 int ofs = 0;
2849 int extra = 0; 2965 int extra = 0;
2850 2966
2967 int col = selection.beg.col;
2968 int row = selection.beg.row;
2969
2970 int end_col;
2971
2851 for (; row <= end_row; row++, col = 0) 2972 for (; row <= selection.end.row; row++, col = 0)
2852 { 2973 {
2853 t = &(screen.text[row][col]); 2974#if !ENABLE_MINIMAL
2854 2975 if (selection.rect)
2855 end_col = screen.tlen[row]; 2976 {
2856 2977 col = selection.beg.col;
2857 if (end_col == -1)
2858 end_col = TermWin.ncol; 2978 end_col = ncol + 1;
2979 }
2980 else
2981#endif
2982 end_col = ROW(row).l;
2859 2983
2984 col = max (col, 0);
2985
2860 if (row == end_row) 2986 if (row == selection.end.row
2987#if !ENABLE_MINIMAL
2988 || selection.rect
2989#endif
2990 )
2861 MIN_IT (end_col, selection.end.col); 2991 min_it (end_col, selection.end.col);
2992
2993 t = ROW(row).t + col;
2862 2994
2863 for (; col < end_col; col++) 2995 for (; col < end_col; col++)
2864 { 2996 {
2865 if (*t == NOCHAR) 2997 if (*t == NOCHAR)
2866 t++; 2998 t++;
2883#endif 3015#endif
2884 else 3016 else
2885 new_selection_text[ofs++] = *t++; 3017 new_selection_text[ofs++] = *t++;
2886 } 3018 }
2887 3019
2888 if (screen.tlen[row] != -1 && row != end_row) 3020#if !ENABLE_MINIMAL
3021 if (selection.rect)
3022 {
3023 while (ofs
3024 && new_selection_text[ofs - 1] != C0_LF
3025 && unicode::is_space (new_selection_text[ofs - 1]))
3026 --ofs;
3027
2889 new_selection_text[ofs++] = C0_LF; 3028 new_selection_text[ofs++] = C0_LF;
3029 }
3030 else
3031#endif
3032 if (!ROW(row).is_longer () && row != selection.end.row)
3033 new_selection_text[ofs++] = C0_LF;
2890 } 3034 }
2891 3035
2892 if (end_col != selection.end.col) 3036 if (end_col != selection.end.col)
2893 new_selection_text[ofs++] = C0_LF; 3037 new_selection_text[ofs++] = C0_LF;
2894 3038
2904 3048
2905 // we usually allocate much more than necessary, so realloc it smaller again 3049 // we usually allocate much more than necessary, so realloc it smaller again
2906 selection.len = ofs; 3050 selection.len = ofs;
2907 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t)); 3051 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t));
2908 3052
3053 if (HOOK_INVOKE ((this, HOOK_SEL_GRAB, DT_LONG, (long)tm, DT_END)))
3054 return;
3055
3056 selection_grab (tm);
3057}
3058
3059bool
3060rxvt_term::selection_grab (Time tm) NOTHROW
3061{
3062 selection_time = tm;
3063
2909 XSetSelectionOwner (display->display, XA_PRIMARY, TermWin.vt, tm); 3064 XSetSelectionOwner (dpy, XA_PRIMARY, vt, tm);
2910 if (XGetSelectionOwner (display->display, XA_PRIMARY) == TermWin.vt) 3065 if (XGetSelectionOwner (dpy, XA_PRIMARY) == vt)
3066 {
2911 display->set_selection_owner (this); 3067 display->set_selection_owner (this);
3068 return true;
3069 }
2912 else 3070 else
2913 rxvt_warn ("can't get primary selection, ignoring.\n"); 3071 {
3072 selection_clear ();
3073 return false;
3074 }
2914 3075
2915#if 0 3076#if 0
2916 XTextProperty ct; 3077 XTextProperty ct;
2917 3078
2918 if (XwcTextListToTextProperty (display->display, &selection.text, 1, XStringStyle, &ct) >= 0) 3079 if (XwcTextListToTextProperty (dpy, &selection.text, 1, XStringStyle, &ct) >= 0)
2919 { 3080 {
2920 XChangeProperty (display->display, display->root, XA_CUT_BUFFER0, XA_STRING, 8, 3081 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
2921 PropModeReplace, ct.value, ct.nitems);
2922 XFree (ct.value); 3082 XFree (ct.value);
2923 } 3083 }
2924#endif 3084#endif
2925
2926 selection_time = tm;
2927 D_SELECT ((stderr, "rxvt_selection_make (): selection.len=%d", selection.len));
2928} 3085}
2929 3086
2930/* ------------------------------------------------------------------------- */ 3087/* ------------------------------------------------------------------------- */
2931/* 3088/*
2932 * Mark or select text based upon number of clicks: 1, 2, or 3 3089 * Mark or select text based upon number of clicks: 1, 2, or 3
2933 * EXT: button 1 press 3090 * EXT: button 1 press
2934 */ 3091 */
2935void 3092void
2936rxvt_term::selection_click (int clicks, int x, int y) 3093rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
2937{ 3094{
2938 D_SELECT ((stderr, "rxvt_selection_click (%d, %d, %d)", clicks, x, y));
2939
2940 clicks = ((clicks - 1) % 3) + 1; 3095 clicks = ((clicks - 1) % 3) + 1;
2941 selection.clicks = clicks; /* save clicks so extend will work */ 3096 selection.clicks = clicks; /* save clicks so extend will work */
2942 3097
3098 if (clicks == 2 && !selection.rect
3099 && HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
3100 {
3101 MEvent.clicks = 1; // what a mess
3102 selection.screen = current_screen;
3103 selection.op = SELECTION_CONT;
3104 return;
3105 }
3106
2943 selection_start_colrow (Pixel2Col (x), Pixel2Row (y)); 3107 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
2944 3108
2945 if (clicks == 2 || clicks == 3) 3109 if (clicks == 2 || clicks == 3)
2946 selection_extend_colrow (selection.mark.col, 3110 selection_extend_colrow (selection.mark.col,
2947 selection.mark.row + TermWin.view_start, 3111 selection.mark.row - view_start,
2948 0, /* button 3 */ 3112 0, /* button 3 */
2949 1, /* button press */ 3113 1, /* button press */
2950 0); /* click change */ 3114 0); /* click change */
2951} 3115}
2952 3116
2953/* ------------------------------------------------------------------------- */ 3117/* ------------------------------------------------------------------------- */
2954/* 3118/*
2955 * Mark a selection at the specified col/row 3119 * Mark a selection at the specified col/row
2956 */ 3120 */
2957void 3121void
2958rxvt_term::selection_start_colrow (int col, int row) 3122rxvt_term::selection_start_colrow (int col, int row) NOTHROW
2959{ 3123{
2960 want_refresh = 1; 3124 want_refresh = 1;
3125
3126 selection.mark.row = row + view_start;
2961 selection.mark.col = col; 3127 selection.mark.col = col;
2962 selection.mark.row = row - TermWin.view_start;
2963 3128
2964 MAX_IT (selection.mark.row, - (int32_t)TermWin.nscrolled); 3129 selection.mark.row = clamp (selection.mark.row, top_row, nrow - 1);
2965 MIN_IT (selection.mark.row, (int32_t)TermWin.nrow - 1); 3130 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);
2966 MAX_IT (selection.mark.col, 0);
2967 MIN_IT (selection.mark.col, (int32_t)TermWin.ncol - 1);
2968 3131
2969 while (selection.mark.col > 0 3132 while (selection.mark.col > 0
2970 && screen.text[selection.mark.row + TermWin.saveLines][selection.mark.col] == NOCHAR) 3133 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
2971 --selection.mark.col; 3134 --selection.mark.col;
2972 3135
2973 if (selection.op) 3136 if (selection.op)
3137 {
2974 { /* clear the old selection */ 3138 /* clear the old selection */
2975 selection.beg.row = selection.end.row = selection.mark.row; 3139 selection.beg.row = selection.end.row = selection.mark.row;
2976 selection.beg.col = selection.end.col = selection.mark.col; 3140 selection.beg.col = selection.end.col = selection.mark.col;
2977 } 3141 }
2978 3142
2979 selection.op = SELECTION_INIT; 3143 selection.op = SELECTION_INIT;
2986 * We now only find out the boundary in one direction 3150 * We now only find out the boundary in one direction
2987 */ 3151 */
2988 3152
2989/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3153/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
2990#define DELIMIT_TEXT(x) \ 3154#define DELIMIT_TEXT(x) \
2991 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!STRCHR (rs[Rs_cutchars], (x))) 3155 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
2992#define DELIMIT_REND(x) 1 3156#define DELIMIT_REND(x) 1
2993 3157
2994void 3158void
2995rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) 3159rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW
2996{ 3160{
2997 int col, row, dirnadd, tcol, trow, w1, w2; 3161 int col, row, dirnadd, tcol, trow, w1, w2;
2998 row_col_t bound; 3162 row_col_t bound;
2999 text_t *stp; 3163 text_t *stp;
3000 rend_t *srp; 3164 rend_t *srp;
3001 3165
3002 if (dirn == UP) 3166 if (dirn == UP)
3003 { 3167 {
3004 bound.row = TermWin.saveLines - TermWin.nscrolled - 1; 3168 bound.row = top_row - 1;
3005 bound.col = 0; 3169 bound.col = 0;
3006 dirnadd = -1; 3170 dirnadd = -1;
3007 } 3171 }
3008 else 3172 else
3009 { 3173 {
3010 bound.row = TermWin.saveLines + TermWin.nrow; 3174 bound.row = nrow;
3011 bound.col = TermWin.ncol - 1; 3175 bound.col = ncol - 1;
3012 dirnadd = 1; 3176 dirnadd = 1;
3013 } 3177 }
3014 3178
3015 row = mark->row + TermWin.saveLines; 3179 row = mark->row;
3016 col = mark->col; 3180 col = max (mark->col, 0);
3017 MAX_IT (col, 0); 3181
3018 /* find the edge of a word */ 3182 /* find the edge of a word */
3019 stp = & (screen.text[row][col]); 3183 stp = ROW(row).t + col; w1 = DELIMIT_TEXT (*stp);
3020 w1 = DELIMIT_TEXT (*stp); 3184 srp = ROW(row).r + col; w2 = DELIMIT_REND (*srp);
3021
3022 srp = (&screen.rend[row][col]);
3023 w2 = DELIMIT_REND (*srp);
3024 3185
3025 for (;;) 3186 for (;;)
3026 { 3187 {
3027 for (; col != bound.col; col += dirnadd) 3188 for (; col != bound.col; col += dirnadd)
3028 { 3189 {
3038 break; 3199 break;
3039 } 3200 }
3040 3201
3041 if ((col == bound.col) && (row != bound.row)) 3202 if ((col == bound.col) && (row != bound.row))
3042 { 3203 {
3043 if (screen.tlen[ (row - (dirn == UP ? 1 : 0))] == -1) 3204 if (ROW(row - (dirn == UP ? 1 : 0)).is_longer ())
3044 { 3205 {
3045 trow = row + dirnadd; 3206 trow = row + dirnadd;
3046 tcol = dirn == UP ? TermWin.ncol - 1 : 0; 3207 tcol = dirn == UP ? ncol - 1 : 0;
3047 3208
3048 if (screen.text[trow] == NULL) 3209 if (!ROW(trow).t)
3049 break; 3210 break;
3050 3211
3051 stp = & (screen.text[trow][tcol]); 3212 stp = ROW(trow).t + tcol;
3052 srp = & (screen.rend[trow][tcol]); 3213 srp = ROW(trow).r + tcol;
3053 3214
3054 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2) 3215 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2)
3055 break; 3216 break;
3056 3217
3057 row = trow; 3218 row = trow;
3060 } 3221 }
3061 } 3222 }
3062 break; 3223 break;
3063 } 3224 }
3064 3225
3065Old_Word_Selection_You_Die:
3066 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));
3067
3068 if (dirn == DN) 3226 if (dirn == DN)
3069 col++; /* put us on one past the end */ 3227 col++; /* put us on one past the end */
3070 3228
3071 /* Poke the values back in */ 3229 /* Poke the values back in */
3072 ret->row = row - TermWin.saveLines; 3230 ret->row = row;
3073 ret->col = col; 3231 ret->col = col;
3074} 3232}
3075 3233
3076/* ------------------------------------------------------------------------- */ 3234/* ------------------------------------------------------------------------- */
3077/* 3235/*
3080 * flag == 0 ==> button 1 3238 * flag == 0 ==> button 1
3081 * flag == 1 ==> button 3 press 3239 * flag == 1 ==> button 3 press
3082 * flag == 2 ==> button 3 motion 3240 * flag == 2 ==> button 3 motion
3083 */ 3241 */
3084void 3242void
3085rxvt_term::selection_extend (int x, int y, int flag) 3243rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
3086{ 3244{
3087 int col, row; 3245 int col = clamp (Pixel2Col (x), 0, ncol);
3088 3246 int row = clamp (Pixel2Row (y), 0, nrow - 1);
3089 col = Pixel2Col (x);
3090 row = Pixel2Row (y);
3091 MAX_IT (row, 0);
3092 MIN_IT (row, (int)TermWin.nrow - 1);
3093 MAX_IT (col, 0);
3094 MIN_IT (col, (int)TermWin.ncol);
3095 3247
3096 /* 3248 /*
3097 * If we're selecting characters (single click) then we must check first 3249 * If we're selecting characters (single click) then we must check first
3098 * if we are at the same place as the original mark. If we are then 3250 * if we are at the same place as the original mark. If we are then
3099 * select nothing. Otherwise, if we're to the right of the mark, you have to 3251 * select nothing. Otherwise, if we're to the right of the mark, you have to
3100 * be _past_ a character for it to be selected. 3252 * be _past_ a character for it to be selected.
3101 */ 3253 */
3102 if (((selection.clicks % 3) == 1) && !flag 3254 if (((selection.clicks % 3) == 1) && !flag
3103 && (col == selection.mark.col 3255 && (col == selection.mark.col
3104 && (row == selection.mark.row + TermWin.view_start))) 3256 && (row == selection.mark.row - view_start)))
3105 { 3257 {
3106 /* select nothing */ 3258 /* select nothing */
3107 selection.beg.row = selection.end.row = 0; 3259 selection.beg.row = selection.end.row = 0;
3108 selection.beg.col = selection.end.col = 0; 3260 selection.beg.col = selection.end.col = 0;
3109 selection.clicks = 4; 3261 selection.clicks = 4;
3110 want_refresh = 1; 3262 want_refresh = 1;
3111 D_SELECT ((stderr, "rxvt_selection_extend () selection.clicks = 4"));
3112 return; 3263 return;
3113 } 3264 }
3114 3265
3115 if (selection.clicks == 4) 3266 if (selection.clicks == 4)
3116 selection.clicks = 1; 3267 selection.clicks = 1;
3123/* ------------------------------------------------------------------------- */ 3274/* ------------------------------------------------------------------------- */
3124/* 3275/*
3125 * Extend the selection to the specified col/row 3276 * Extend the selection to the specified col/row
3126 */ 3277 */
3127void 3278void
3128rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) 3279rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW
3129{ 3280{
3130 int16_t ncol = TermWin.ncol;
3131 int end_col;
3132 row_col_t pos; 3281 row_col_t pos;
3133 enum { 3282 enum {
3134 LEFT, RIGHT 3283 LEFT, RIGHT
3135 } closeto = RIGHT; 3284 } closeto = RIGHT;
3136 3285
3137 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));
3138 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));
3139
3140 want_refresh = 1; 3286 want_refresh = 1;
3287
3141 switch (selection.op) 3288 switch (selection.op)
3142 { 3289 {
3143 case SELECTION_INIT: 3290 case SELECTION_INIT:
3144 CLEAR_SELECTION (); 3291 CLEAR_SELECTION ();
3145 selection.op = SELECTION_BEGIN; 3292 selection.op = SELECTION_BEGIN;
3158 selection_start_colrow (col, row); 3305 selection_start_colrow (col, row);
3159 /* FALLTHROUGH */ 3306 /* FALLTHROUGH */
3160 default: 3307 default:
3161 return; 3308 return;
3162 } 3309 }
3310
3163 if (selection.beg.col == selection.end.col 3311 if (selection.beg.col == selection.end.col
3164 && selection.beg.col != selection.mark.col 3312 && selection.beg.col != selection.mark.col
3165 && selection.beg.row == selection.end.row 3313 && selection.beg.row == selection.end.row
3166 && selection.beg.row != selection.mark.row) 3314 && selection.beg.row != selection.mark.row)
3167 { 3315 {
3168 selection.beg.col = selection.end.col = selection.mark.col; 3316 selection.beg.col = selection.end.col = selection.mark.col;
3169 selection.beg.row = selection.end.row = selection.mark.row; 3317 selection.beg.row = selection.end.row = selection.mark.row;
3170 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));
3171 } 3318 }
3172 3319
3173 pos.col = col; 3320 pos.col = col;
3174 pos.row = row; 3321 pos.row = view_start + row;
3175
3176 pos.row -= TermWin.view_start; /* adjust for scroll */
3177 3322
3178 /* 3323 /*
3179 * This is mainly xterm style selection with a couple of differences, mainly 3324 * This is mainly xterm style selection with a couple of differences, mainly
3180 * in the way button3 drag extension works. 3325 * in the way button3 drag extension works.
3181 * We're either doing: button1 drag; button3 press; or button3 drag 3326 * We're either doing: button1 drag; button3 press; or button3 drag
3187 * a point/word/line which is either the start or end of the selection 3332 * a point/word/line which is either the start or end of the selection
3188 * and it was decided by whichever point/word/line was `fixed' at the 3333 * and it was decided by whichever point/word/line was `fixed' at the
3189 * time of the most recent button3 press 3334 * time of the most recent button3 press
3190 */ 3335 */
3191 if (button3 && buttonpress) 3336 if (button3 && buttonpress)
3337 {
3192 { /* button3 press */ 3338 /* button3 press */
3193 /* 3339 /*
3194 * first determine which edge of the selection we are closest to 3340 * first determine which edge of the selection we are closest to
3195 */ 3341 */
3196 if (ROWCOL_IS_BEFORE (pos, selection.beg) 3342 if (ROWCOL_IS_BEFORE (pos, selection.beg)
3197 || (!ROWCOL_IS_AFTER (pos, selection.end) 3343 || (!ROWCOL_IS_AFTER (pos, selection.end)
3215 selection.mark.row = selection.beg.row; 3361 selection.mark.row = selection.beg.row;
3216 selection.mark.col = selection.beg.col; 3362 selection.mark.col = selection.beg.col;
3217 } 3363 }
3218 } 3364 }
3219 else 3365 else
3366 {
3220 { /* button1 drag or button3 drag */ 3367 /* button1 drag or button3 drag */
3221 if (ROWCOL_IS_AFTER (selection.mark, pos)) 3368 if (ROWCOL_IS_AFTER (selection.mark, pos))
3222 { 3369 {
3223 if ((selection.mark.row == selection.end.row) 3370 if (selection.mark.row == selection.end.row
3224 && (selection.mark.col == selection.end.col) 3371 && selection.mark.col == selection.end.col
3372 && clickchange
3225 && clickchange && selection.clicks == 2) 3373 && selection.clicks == 2)
3226 selection.mark.col--; 3374 selection.mark.col--;
3227 3375
3228 selection.beg.row = pos.row; 3376 selection.beg.row = pos.row;
3229 selection.beg.col = pos.col; 3377 selection.beg.col = pos.col;
3230 selection.end.row = selection.mark.row; 3378 selection.end.row = selection.mark.row;
3239 } 3387 }
3240 } 3388 }
3241 3389
3242 if (selection.clicks == 1) 3390 if (selection.clicks == 1)
3243 { 3391 {
3244 end_col = screen.tlen[selection.beg.row + TermWin.saveLines]; 3392 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3245 3393 && !ROW(selection.beg.row).is_longer ()
3246 if (end_col != -1 && selection.beg.col > end_col) 3394#if !ENABLE_MINIMAL
3395 && !selection.rect
3396#endif
3247 { 3397 )
3248#if 1
3249 selection.beg.col = ncol; 3398 selection.beg.col = ncol;
3250#else 3399
3251 if (selection.beg.row != selection.end.row) 3400 if (
3252 selection.beg.col = ncol; 3401 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN
3253 else 3402 && !ROW(selection.end.row).is_longer ()
3254 selection.beg.col = selection.mark.col; 3403#if !ENABLE_MINIMAL
3404 && !selection.rect
3255#endif 3405#endif
3256 } 3406 )
3257
3258 end_col = screen.tlen[selection.end.row + TermWin.saveLines];
3259
3260 if (end_col != -1 && selection.end.col > end_col)
3261 selection.end.col = ncol; 3407 selection.end.col = ncol;
3262 } 3408 }
3263 else if (selection.clicks == 2) 3409 else if (selection.clicks == 2)
3264 { 3410 {
3265 if (ROWCOL_IS_AFTER (selection.end, selection.beg)) 3411 if (ROWCOL_IS_AFTER (selection.end, selection.beg))
3266 selection.end.col--; 3412 selection.end.col--;
3267 3413
3268 selection_delimit_word (UP, & (selection.beg), & (selection.beg));
3269 selection_delimit_word (DN, & (selection.end), & (selection.end)); 3414 selection_delimit_word (UP, &selection.beg, &selection.beg);
3415 selection_delimit_word (DN, &selection.end, &selection.end);
3270 } 3416 }
3271 else if (selection.clicks == 3) 3417 else if (selection.clicks == 3)
3272 { 3418 {
3273#ifndef NO_FRILLS 3419#if ENABLE_FRILLS
3274 if ((Options & Opt_tripleclickwords)) 3420 if (option (Opt_tripleclickwords))
3275 { 3421 {
3276 int end_row; 3422 selection_delimit_word (UP, &selection.beg, &selection.beg);
3277 3423
3278 selection_delimit_word (UP, & (selection.beg), & (selection.beg));
3279 end_row = screen.tlen[selection.mark.row + TermWin.saveLines];
3280
3281 for (end_row = selection.mark.row; end_row < TermWin.nrow; end_row++) 3424 for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3282 { 3425 {
3283 end_col = screen.tlen[end_row + TermWin.saveLines]; 3426 if (!ROW(end_row).is_longer ())
3284
3285 if (end_col != -1)
3286 { 3427 {
3287 selection.end.row = end_row; 3428 selection.end.row = end_row;
3288 selection.end.col = end_col; 3429 selection.end.col = ROW(end_row).l;
3430# if !ENABLE_MINIMAL
3289 selection_remove_trailing_spaces (); 3431 selection_remove_trailing_spaces ();
3432# endif
3290 break; 3433 break;
3291 } 3434 }
3292 } 3435 }
3293 } 3436 }
3294 else 3437 else
3295#endif 3438#endif
3296 { 3439 {
3297 if (ROWCOL_IS_AFTER (selection.mark, selection.beg)) 3440 if (ROWCOL_IS_AFTER (selection.mark, selection.beg))
3298 selection.mark.col++; 3441 selection.mark.col++;
3442
3299 selection.beg.col = 0; 3443 selection.beg.col = 0;
3300 selection.end.col = ncol; 3444 selection.end.col = ncol;
3445
3446 // select a complete logical line
3447 while (selection.beg.row > -saveLines
3448 && ROW(selection.beg.row - 1).is_longer ())
3449 selection.beg.row--;
3450
3451 while (selection.end.row < nrow
3452 && ROW(selection.end.row).is_longer ())
3453 selection.end.row++;
3301 } 3454 }
3302 } 3455 }
3303 3456
3304 if (button3 && buttonpress) 3457 if (button3 && buttonpress)
3458 {
3305 { /* mark may need to be changed */ 3459 /* mark may need to be changed */
3306 if (closeto == LEFT) 3460 if (closeto == LEFT)
3307 { 3461 {
3308 selection.mark.row = selection.end.row; 3462 selection.mark.row = selection.end.row;
3309 selection.mark.col = selection.end.col 3463 selection.mark.col = selection.end.col - (selection.clicks == 2);
3310 - (selection.clicks == 2);
3311 } 3464 }
3312 else 3465 else
3313 { 3466 {
3314 selection.mark.row = selection.beg.row; 3467 selection.mark.row = selection.beg.row;
3315 selection.mark.col = selection.beg.col; 3468 selection.mark.col = selection.beg.col;
3316 } 3469 }
3317 } 3470 }
3318 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));
3319}
3320 3471
3321#ifndef NO_FRILLS 3472#if !ENABLE_MINIMAL
3473 if (selection.rect && selection.beg.col > selection.end.col)
3474 ::swap (selection.beg.col, selection.end.col);
3475#endif
3476}
3477
3478#if !ENABLE_MINIMAL
3322void 3479void
3323rxvt_term::selection_remove_trailing_spaces () 3480rxvt_term::selection_remove_trailing_spaces () NOTHROW
3324{ 3481{
3325 int32_t end_col, end_row; 3482 int32_t end_col, end_row;
3326 text_t *stp; 3483 text_t *stp;
3327 3484
3328 end_col = selection.end.col; 3485 end_col = selection.end.col;
3329 end_row = selection.end.row; 3486 end_row = selection.end.row;
3487
3330 for ( ; end_row >= selection.beg.row; ) 3488 for (; end_row >= selection.beg.row; )
3331 { 3489 {
3332 stp = screen.text[end_row + TermWin.saveLines]; 3490 stp = ROW(end_row).t;
3491
3333 while (--end_col >= 0) 3492 while (--end_col >= 0)
3334 { 3493 {
3335 if (stp[end_col] != ' ' && stp[end_col] != '\t') 3494 if (stp[end_col] != NOCHAR
3495 && !unicode::is_space (stp[end_col]))
3336 break; 3496 break;
3337 } 3497 }
3498
3338 if (end_col >= 0 3499 if (end_col >= 0
3339 || screen.tlen[end_row - 1 + TermWin.saveLines] != -1) 3500 || !ROW(end_row - 1).is_longer ())
3340 { 3501 {
3341 selection.end.col = end_col + 1; 3502 selection.end.col = end_col + 1;
3342 selection.end.row = end_row; 3503 selection.end.row = end_row;
3343 break; 3504 break;
3344 } 3505 }
3506
3345 end_row--; 3507 end_row--;
3346 end_col = TermWin.ncol; 3508 end_col = ncol;
3347 } 3509 }
3510
3348 if (selection.mark.row > selection.end.row) 3511 if (selection.mark.row > selection.end.row)
3349 { 3512 {
3350 selection.mark.row = selection.end.row; 3513 selection.mark.row = selection.end.row;
3351 selection.mark.col = selection.end.col; 3514 selection.mark.col = selection.end.col;
3352 } 3515 }
3360/* 3523/*
3361 * Double click on button 3 when already selected 3524 * Double click on button 3 when already selected
3362 * EXT: button 3 double click 3525 * EXT: button 3 double click
3363 */ 3526 */
3364void 3527void
3365rxvt_term::selection_rotate (int x, int y) 3528rxvt_term::selection_rotate (int x, int y) NOTHROW
3366{ 3529{
3367 selection.clicks = selection.clicks % 3 + 1; 3530 selection.clicks = selection.clicks % 3 + 1;
3368 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1); 3531 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3369} 3532}
3370 3533
3371/* ------------------------------------------------------------------------- */ 3534/* ------------------------------------------------------------------------- */
3372/* 3535/*
3373 * On some systems, the Atom typedef is 64 bits wide. We need to have a type
3374 * that is exactly 32 bits wide, because a format of 64 is not allowed by
3375 * the X11 protocol.
3376 */
3377typedef CARD32 Atom32;
3378
3379/* ------------------------------------------------------------------------- */
3380/*
3381 * Respond to a request for our current selection 3536 * Respond to a request for our current selection
3382 * EXT: SelectionRequest 3537 * EXT: SelectionRequest
3383 */ 3538 */
3384void 3539void
3385rxvt_term::selection_send (const XSelectionRequestEvent &rq) 3540rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3386{ 3541{
3387 XSelectionEvent ev; 3542 XSelectionEvent ev;
3388 XTextProperty ct;
3389 XICCEncodingStyle style;
3390 Atom target;
3391 3543
3392 ev.type = SelectionNotify; 3544 ev.type = SelectionNotify;
3393 ev.property = None; 3545 ev.property = None;
3394 ev.display = rq.display; 3546 ev.display = rq.display;
3395 ev.requestor = rq.requestor; 3547 ev.requestor = rq.requestor;
3397 ev.target = rq.target; 3549 ev.target = rq.target;
3398 ev.time = rq.time; 3550 ev.time = rq.time;
3399 3551
3400 if (rq.target == xa[XA_TARGETS]) 3552 if (rq.target == xa[XA_TARGETS])
3401 { 3553 {
3402 Atom32 target_list[6]; 3554 Atom target_list[6];
3403 Atom32 *target = target_list; 3555 Atom *target = target_list;
3404 3556
3405 *target++ = (Atom32) xa[XA_TARGETS]; 3557 *target++ = xa[XA_TARGETS];
3406 *target++ = (Atom32) xa[XA_TIMESTAMP]; 3558 *target++ = xa[XA_TIMESTAMP];
3407 *target++ = (Atom32) XA_STRING; 3559 *target++ = XA_STRING;
3408 *target++ = (Atom32) xa[XA_TEXT]; 3560 *target++ = xa[XA_TEXT];
3409 *target++ = (Atom32) xa[XA_COMPOUND_TEXT]; 3561 *target++ = xa[XA_COMPOUND_TEXT];
3410#if X_HAVE_UTF8_STRING 3562#if X_HAVE_UTF8_STRING
3411 *target++ = (Atom32) xa[XA_UTF8_STRING]; 3563 *target++ = xa[XA_UTF8_STRING];
3412#endif 3564#endif
3413 3565
3414 XChangeProperty (display->display, rq.requestor, rq.property, XA_ATOM, 3566 XChangeProperty (dpy, rq.requestor, rq.property, XA_ATOM,
3415 (8 * sizeof (target_list[0])), PropModeReplace, 3567 32, PropModeReplace,
3416 (unsigned char *)target_list, 3568 (unsigned char *)target_list, target - target_list);
3417 target - target_list);
3418 ev.property = rq.property; 3569 ev.property = rq.property;
3419 } 3570 }
3571#if TODO // TODO
3420 else if (rq.target == xa[XA_MULTIPLE]) 3572 else if (rq.target == xa[XA_MULTIPLE])
3421 { 3573 {
3422 /* TODO: Handle MULTIPLE */ 3574 /* TODO: Handle MULTIPLE */
3423 } 3575 }
3576#endif
3424 else if (rq.target == xa[XA_TIMESTAMP] && selection.text) 3577 else if (rq.target == xa[XA_TIMESTAMP] && selection.text)
3425 { 3578 {
3426 XChangeProperty (display->display, rq.requestor, rq.property, XA_INTEGER, 3579 XChangeProperty (dpy, rq.requestor, rq.property, rq.target,
3427 (8 * sizeof (Time)), PropModeReplace,
3428 (unsigned char *)&selection_time, 1); 3580 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3429 ev.property = rq.property; 3581 ev.property = rq.property;
3430 } 3582 }
3431 else if (rq.target == XA_STRING 3583 else if (rq.target == XA_STRING
3432 || rq.target == xa[XA_TEXT] 3584 || rq.target == xa[XA_TEXT]
3433 || rq.target == xa[XA_COMPOUND_TEXT] 3585 || rq.target == xa[XA_COMPOUND_TEXT]
3434 || rq.target == xa[XA_UTF8_STRING] 3586 || rq.target == xa[XA_UTF8_STRING]
3435 ) 3587 )
3436 { 3588 {
3589 XTextProperty ct;
3590 Atom target = rq.target;
3437 short freect = 0; 3591 short freect = 0;
3438 int selectlen; 3592 int selectlen;
3439 wchar_t *cl; 3593 wchar_t *cl;
3440 3594 enum {
3441 target = rq.target; 3595 enc_string = XStringStyle,
3596 enc_text = XStdICCTextStyle,
3597 enc_compound_text = XCompoundTextStyle,
3598#ifdef X_HAVE_UTF8_STRING
3599 enc_utf8 = XUTF8StringStyle,
3600#else
3601 enc_utf8 = -1,
3602#endif
3603 } style;
3442 3604
3443 if (target == XA_STRING) 3605 if (target == XA_STRING)
3444 // we actually don't do XA_STRING, but who cares, as i18n clients 3606 // we actually don't do XA_STRING, but who cares, as i18n clients
3445 // will ask for another format anyways. 3607 // will ask for another format anyways.
3446 style = XStringStyle; 3608 style = enc_string;
3447 else if (target == xa[XA_TEXT]) 3609 else if (target == xa[XA_TEXT])
3448 style = XStdICCTextStyle; 3610 style = enc_text;
3449 else if (target == xa[XA_COMPOUND_TEXT]) 3611 else if (target == xa[XA_COMPOUND_TEXT])
3450 style = XCompoundTextStyle; 3612 style = enc_compound_text;
3451#if X_HAVE_UTF8_STRING 3613#if !ENABLE_MINIMAL
3452 else if (target == xa[XA_UTF8_STRING]) 3614 else if (target == xa[XA_UTF8_STRING])
3453 style = XUTF8StringStyle; 3615 style = enc_utf8;
3454#endif 3616#endif
3455 else 3617 else
3456 { 3618 {
3457 target = xa[XA_COMPOUND_TEXT]; 3619 target = xa[XA_COMPOUND_TEXT];
3458 style = XCompoundTextStyle; 3620 style = enc_compound_text;
3459 } 3621 }
3460 3622
3461 if (selection.text) 3623 if (selection.text)
3462 { 3624 {
3463 cl = selection.text; 3625 cl = selection.text;
3467 { 3629 {
3468 cl = L""; 3630 cl = L"";
3469 selectlen = 0; 3631 selectlen = 0;
3470 } 3632 }
3471 3633
3472 // Xwc doesn't handle iso-10646 in wchar_t gracefully, so maybe recode it 3634#if !ENABLE_MINIMAL
3473 // manually for XUTF8StringStyle. 3635 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
3636 // so recode it manually
3637 if (style == enc_utf8)
3638 {
3639 freect = 1;
3640 ct.encoding = target;
3641 ct.format = 8;
3642 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);
3643 ct.nitems = strlen ((char *)ct.value);
3644 }
3645 else
3646#endif
3474 if (XwcTextListToTextProperty (display->display, &cl, 1, style, &ct) >= 0) 3647 if (XwcTextListToTextProperty (dpy, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3475 freect = 1; 3648 freect = 1;
3476 else 3649 else
3477 { 3650 {
3478 /* if we failed to convert then send it raw */ 3651 /* if we failed to convert then send it raw */
3479 ct.value = (unsigned char *)cl; 3652 ct.value = (unsigned char *)cl;
3480 ct.nitems = selectlen; 3653 ct.nitems = selectlen;
3654 ct.encoding = target;
3481 } 3655 }
3482 3656
3483 XChangeProperty (display->display, rq.requestor, rq.property, 3657 XChangeProperty (dpy, rq.requestor, rq.property,
3484 target, 8, PropModeReplace, 3658 ct.encoding, 8, PropModeReplace,
3485 ct.value, (int)ct.nitems); 3659 ct.value, (int)ct.nitems);
3486 ev.property = rq.property; 3660 ev.property = rq.property;
3487 3661
3488 if (freect) 3662 if (freect)
3489 XFree (ct.value); 3663 XFree (ct.value);
3490 } 3664 }
3491 3665
3492 XSendEvent (display->display, rq.requestor, False, 0L, (XEvent *)&ev); 3666 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3493}
3494
3495/* ------------------------------------------------------------------------- *
3496 * MOUSE ROUTINES *
3497 * ------------------------------------------------------------------------- */
3498
3499/*
3500 * return col/row values corresponding to x/y pixel values
3501 */
3502void
3503rxvt_term::pixel_position (int *x, int *y)
3504{
3505 *x = Pixel2Col (*x);
3506 /* MAX_IT (*x, 0); MIN_IT (*x, (int)TermWin.ncol - 1); */
3507 *y = Pixel2Row (*y);
3508 /* MAX_IT (*y, 0); MIN_IT (*y, (int)TermWin.nrow - 1); */
3509} 3667}
3510 3668
3511/* ------------------------------------------------------------------------- */ 3669/* ------------------------------------------------------------------------- */
3512#ifdef USE_XIM 3670#ifdef USE_XIM
3513void 3671void
3514rxvt_term::im_set_position (XPoint *pos) 3672rxvt_term::im_set_position (XPoint &pos) NOTHROW
3515{ 3673{
3516 XWindowAttributes xwa; 3674 XWindowAttributes xwa;
3517 3675
3518 XGetWindowAttributes (display->display, TermWin.vt, &xwa); 3676 XGetWindowAttributes (dpy, vt, &xwa);
3677
3519 pos->x = Col2Pixel (screen.cur.col) + xwa.x; 3678 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3520 pos->y = Height2Pixel ((screen.cur.row + 1)) + xwa.y - TermWin.lineSpace; 3679 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3521} 3680}
3522
3523#endif 3681#endif
3682
3683#if ENABLE_OVERLAY
3684void
3685rxvt_term::scr_overlay_new (int x, int y, int w, int h) NOTHROW
3686{
3687 if (nrow < 1 || ncol < 1)
3688 return;
3689
3690 want_refresh = 1;
3691
3692 scr_overlay_off ();
3693
3694 if (x < 0) x = ncol - w;
3695 if (y < 0) y = nrow - h;
3696
3697 // make space for border
3698 w += 2; min_it (w, ncol);
3699 h += 2; min_it (h, nrow);
3700
3701 x -= 1; clamp_it (x, 0, ncol - w);
3702 y -= 1; clamp_it (y, 0, nrow - h);
3703
3704 ov_x = x; ov_y = y;
3705 ov_w = w; ov_h = h;
3706
3707 ov_text = new text_t *[h];
3708 ov_rend = new rend_t *[h];
3709
3710 for (y = 0; y < h; y++)
3711 {
3712 text_t *tp = ov_text[y] = new text_t[w];
3713 rend_t *rp = ov_rend[y] = new rend_t[w];
3714
3715 text_t t0, t1, t2;
3716 rend_t r = OVERLAY_RSTYLE;
3717
3718 if (y == 0)
3719 t0 = 0x2554, t1 = 0x2550, t2 = 0x2557;
3720 else if (y < h - 1)
3721 t0 = 0x2551, t1 = 0x0020, t2 = 0x2551;
3722 else
3723 t0 = 0x255a, t1 = 0x2550, t2 = 0x255d;
3724
3725 *tp++ = t0;
3726 *rp++ = r;
3727
3728 for (x = w - 2; x > 0; --x)
3729 {
3730 *tp++ = t1;
3731 *rp++ = r;
3732 }
3733
3734 *tp = t2;
3735 *rp = r;
3736 }
3737}
3738
3739void
3740rxvt_term::scr_overlay_off () NOTHROW
3741{
3742 if (!ov_text)
3743 return;
3744
3745 want_refresh = 1;
3746
3747 for (int y = 0; y < ov_h; y++)
3748 {
3749 delete [] ov_text[y];
3750 delete [] ov_rend[y];
3751 }
3752
3753 delete [] ov_text; ov_text = 0;
3754 delete [] ov_rend; ov_rend = 0;
3755}
3756
3757void
3758rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW
3759{
3760 if (!ov_text || x >= ov_w - 2 || y >= ov_h - 2)
3761 return;
3762
3763 x++, y++;
3764
3765 ov_text[y][x] = text;
3766 ov_rend[y][x] = rend;
3767}
3768
3769void
3770rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW
3771{
3772 while (*s)
3773 scr_overlay_set (x++, y, *s++);
3774}
3775
3776void
3777rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW
3778{
3779 while (*s)
3780 {
3781 text_t t = *s++;
3782 int width = WCWIDTH (t);
3783
3784 while (width--)
3785 {
3786 scr_overlay_set (x++, y, t);
3787 t = NOCHAR;
3788 }
3789 }
3790}
3791
3792void
3793rxvt_term::scr_swap_overlay () NOTHROW
3794{
3795 if (!ov_text)
3796 return;
3797
3798 // swap screen mem with overlay
3799 for (int y = ov_h; y--; )
3800 {
3801 text_t *t1 = ov_text[y];
3802 rend_t *r1 = ov_rend[y];
3803
3804 text_t *t2 = ROW(y + ov_y + view_start).t + ov_x;
3805 rend_t *r2 = ROW(y + ov_y + view_start).r + ov_x;
3806
3807 for (int x = ov_w; x--; )
3808 {
3809 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3810 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3811 }
3812 }
3813}
3814
3815#endif
3524/* ------------------------------------------------------------------------- */ 3816/* ------------------------------------------------------------------------- */
3817

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