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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 1.276 by ayin, Sun Aug 26 17:56:19 2007 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) 2003-2006 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); 369
290 370 // make sure all terminal lines exist
291 scr_reset_realloc (); /* realloc _last_ */ 371 while (top_row > 0)
292 } 372 scr_blank_screen_mem (ROW (--top_row), DEFAULT_RSTYLE);
293 else if (nrow > prev_nrow)
294 { 373 }
295 /* add rows */ 374 else
296 scr_reset_realloc (); /* realloc _first_ */ 375 {
297 376 // if no scrollback exists (yet), wing, instead of wrap
298 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this 377
299 378 for (int row = min (nrow, prev_nrow); row--; )
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 * sizeof (char));
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;
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) 837
860 scr_scroll_text (screen.tscroll, screen.bscroll, 1, 0); 838 line->l = ncol;
861 else if (screen.cur.row < (TermWin.nrow - 1)) 839 line->is_longer (1);
862 row = (++screen.cur.row) + TermWin.saveLines;
863 840
864 stp = screen.text[row]; /* _must_ refresh */
865 srp = screen.rend[row]; /* _must_ refresh */
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; 1016 want_refresh = 1;
997 1017
998 if (screen.cur.col == 0) 1018 if (screen.cur.col == 0)
999 { 1019 {
1000 if (screen.cur.row > 0) 1020 if (screen.cur.row > 0)
1001 { 1021 {
1002#ifdef TERMCAP_HAS_BW 1022#ifdef TERMCAP_HAS_BW
1003 screen.cur.col = TermWin.ncol - 1; 1023 screen.cur.col = ncol - 1;
1004 screen.cur.row--; 1024 screen.cur.row--;
1005 return; 1025 return;
1006#endif 1026#endif
1007
1008 } 1027 }
1009 } 1028 }
1010 else if ((screen.flags & Screen_WrapNext) == 0) 1029 else if (!(screen.flags & Screen_WrapNext))
1011 scr_gotorc (0, -1, RELATIVE); 1030 scr_gotorc (0, -1, RELATIVE);
1012 1031
1013 screen.flags &= ~Screen_WrapNext; 1032 screen.flags &= ~Screen_WrapNext;
1014} 1033}
1015 1034
1018 * Process Horizontal Tab 1037 * Process Horizontal Tab
1019 * count: +ve = forward; -ve = backwards 1038 * count: +ve = forward; -ve = backwards
1020 * XTERM_SEQ: CTRL-I 1039 * XTERM_SEQ: CTRL-I
1021 */ 1040 */
1022void 1041void
1023rxvt_term::scr_tab (int count) 1042rxvt_term::scr_tab (int count, bool ht) NOTHROW
1024{ 1043{
1025 int i, x; 1044 int i, x;
1026 1045
1027 D_SCREEN ((stderr, "rxvt_scr_tab (%d)", count));
1028 want_refresh = 1; 1046 want_refresh = 1;
1029 i = x = screen.cur.col; 1047 i = x = screen.cur.col;
1030 1048
1031 if (count == 0) 1049 if (count == 0)
1032 return; 1050 return;
1033 else if (count > 0) 1051 else if (count > 0)
1034 { 1052 {
1053 line_t &l = ROW(screen.cur.row);
1054 rend_t base_rend = l.r[i];
1055 ht &= l.t[i] == ' ';
1056
1035 for (; ++i < TermWin.ncol; ) 1057 for (; ++i < ncol; )
1036 if (tabs[i]) 1058 if (tabs[i])
1037 { 1059 {
1038 x = i; 1060 x = i;
1061
1039 if (!--count) 1062 if (!--count)
1040 break; 1063 break;
1041 } 1064 }
1065 else
1066 ht &= l.t[i] == ' '
1067 && RS_SAME (l.r[i], base_rend);
1042 1068
1043 if (count) 1069 if (count)
1044 x = TermWin.ncol - 1; 1070 x = ncol - 1;
1071
1072 // store horizontal tab commands as characters inside the text
1073 // buffer so they can be selected and pasted.
1074 if (ht && option (Opt_pastableTabs))
1075 {
1076 base_rend = SET_FONT (base_rend, 0);
1077
1078 l.touch (x);
1079
1080 i = screen.cur.col;
1081
1082 l.t[i] = '\t';
1083 l.r[i] = base_rend;
1084
1085 while (++i < x)
1086 {
1087 l.t[i] = NOCHAR;
1088 l.r[i] = base_rend;
1089 }
1090 }
1045 } 1091 }
1046 else /* if (count < 0) */ 1092 else /* if (count < 0) */
1047 { 1093 {
1048 for (; --i >= 0; ) 1094 for (; --i >= 0; )
1049 if (tabs[i]) 1095 if (tabs[i])
1066 * Process DEC Back Index 1112 * Process DEC Back Index
1067 * XTERM_SEQ: ESC 6 1113 * XTERM_SEQ: ESC 6
1068 * Move cursor left in row. If we're at the left boundary, shift everything 1114 * Move cursor left in row. If we're at the left boundary, shift everything
1069 * in that row right. Clear left column. 1115 * in that row right. Clear left column.
1070 */ 1116 */
1071#ifndef NO_FRILLS 1117#if !ENABLE_MINIMAL
1072void 1118void
1073rxvt_term::scr_backindex () 1119rxvt_term::scr_backindex () NOTHROW
1074{ 1120{
1075 if (screen.cur.col > 0) 1121 if (screen.cur.col > 0)
1076 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE); 1122 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
1077 else 1123 else
1078 {
1079 if (screen.tlen[screen.cur.row + TermWin.saveLines] == 0)
1080 return; /* um, yeah? */
1081 scr_insdel_chars (1, INSERT); 1124 scr_insdel_chars (1, INSERT);
1082 }
1083} 1125}
1084#endif 1126#endif
1085/* ------------------------------------------------------------------------- */ 1127/* ------------------------------------------------------------------------- */
1086/* 1128/*
1087 * Process DEC Forward Index 1129 * Process DEC Forward Index
1088 * XTERM_SEQ: ESC 9 1130 * XTERM_SEQ: ESC 9
1089 * Move cursor right in row. If we're at the right boundary, shift everything 1131 * Move cursor right in row. If we're at the right boundary, shift everything
1090 * in that row left. Clear right column. 1132 * in that row left. Clear right column.
1091 */ 1133 */
1092#ifndef NO_FRILLS 1134#if !ENABLE_MINIMAL
1093void 1135void
1094rxvt_term::scr_forwardindex () 1136rxvt_term::scr_forwardindex () NOTHROW
1095{ 1137{
1096 int row;
1097
1098 if (screen.cur.col < TermWin.ncol - 1) 1138 if (screen.cur.col < ncol - 1)
1099 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE); 1139 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1100 else 1140 else
1101 { 1141 {
1102 row = screen.cur.row + TermWin.saveLines; 1142 line_t &l = ROW(screen.cur.row);
1103 if (screen.tlen[row] == 0) 1143
1104 return; /* um, yeah? */ 1144 l.touch ();
1105 else if (screen.tlen[row] == -1) 1145 l.is_longer (0);
1106 screen.tlen[row] = TermWin.ncol; 1146
1107 scr_gotorc (0, 0, R_RELATIVE); 1147 scr_gotorc (0, 0, R_RELATIVE);
1108 scr_insdel_chars (1, DELETE); 1148 scr_insdel_chars (1, DELETE);
1109 scr_gotorc (0, TermWin.ncol - 1, R_RELATIVE); 1149 scr_gotorc (0, ncol - 1, R_RELATIVE);
1110 } 1150 }
1111} 1151}
1112#endif 1152#endif
1113 1153
1114/* ------------------------------------------------------------------------- */ 1154/* ------------------------------------------------------------------------- */
1115/* 1155/*
1116 * Goto Row/Column 1156 * Goto Row/Column
1117 */ 1157 */
1118void 1158void
1119rxvt_term::scr_gotorc (int row, int col, int relative) 1159rxvt_term::scr_gotorc (int row, int col, int relative) NOTHROW
1120{ 1160{
1121 want_refresh = 1; 1161 want_refresh = 1;
1122 ZERO_SCROLLBACK (); 1162 ZERO_SCROLLBACK ();
1123 1163
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; 1164 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
1127 MAX_IT (screen.cur.col, 0); 1165 clamp_it (screen.cur.col, 0, ncol - 1);
1128 MIN_IT (screen.cur.col, (int32_t)TermWin.ncol - 1);
1129 1166
1130 screen.flags &= ~Screen_WrapNext; 1167 screen.flags &= ~Screen_WrapNext;
1168
1131 if (relative & R_RELATIVE) 1169 if (relative & R_RELATIVE)
1132 { 1170 {
1133 if (row > 0) 1171 if (row > 0)
1134 { 1172 {
1135 if (screen.cur.row <= screen.bscroll 1173 if (screen.cur.row <= screen.bscroll
1150 else 1188 else
1151 { 1189 {
1152 if (screen.flags & Screen_Relative) 1190 if (screen.flags & Screen_Relative)
1153 { /* relative origin mode */ 1191 { /* relative origin mode */
1154 screen.cur.row = row + screen.tscroll; 1192 screen.cur.row = row + screen.tscroll;
1155 MIN_IT (screen.cur.row, screen.bscroll); 1193 min_it (screen.cur.row, screen.bscroll);
1156 } 1194 }
1157 else 1195 else
1158 screen.cur.row = row; 1196 screen.cur.row = row;
1159 } 1197 }
1160 MAX_IT (screen.cur.row, 0);
1161 MIN_IT (screen.cur.row, (int32_t)TermWin.nrow - 1);
1162 1198
1163 while (screen.cur.col > 0 1199 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} 1200}
1167 1201
1168/* ------------------------------------------------------------------------- */ 1202/* ------------------------------------------------------------------------- */
1169/* 1203/*
1170 * direction should be UP or DN 1204 * direction should be UP or DN
1171 */ 1205 */
1172void 1206void
1173rxvt_term::scr_index (enum page_dirn direction) 1207rxvt_term::scr_index (enum page_dirn direction) NOTHROW
1174{ 1208{
1175 int dirn; 1209 int dirn;
1176 1210
1177 want_refresh = 1; 1211 want_refresh = 1;
1212 ZERO_SCROLLBACK ();
1213
1178 dirn = ((direction == UP) ? 1 : -1); 1214 dirn = ((direction == UP) ? 1 : -1);
1179 D_SCREEN ((stderr, "rxvt_scr_index (%d)", dirn));
1180
1181 ZERO_SCROLLBACK ();
1182 1215
1183 screen.flags &= ~Screen_WrapNext; 1216 screen.flags &= ~Screen_WrapNext;
1217
1184 if ((screen.cur.row == screen.bscroll && direction == UP) 1218 if ((screen.cur.row == screen.bscroll && direction == UP)
1185 || (screen.cur.row == screen.tscroll && direction == DN)) 1219 || (screen.cur.row == screen.tscroll && direction == DN))
1186 scr_scroll_text (screen.tscroll, screen.bscroll, dirn, 0); 1220 scr_scroll_text (screen.tscroll, screen.bscroll, dirn);
1187 else 1221 else
1188 screen.cur.row += dirn; 1222 screen.cur.row += dirn;
1189 MAX_IT (screen.cur.row, 0); 1223
1190 MIN_IT (screen.cur.row, (int32_t)TermWin.nrow - 1); 1224 clamp_it (screen.cur.row, 0, nrow - 1);
1191 selection_check (0); 1225 selection_check (0);
1192} 1226}
1193 1227
1194/* ------------------------------------------------------------------------- */ 1228/* ------------------------------------------------------------------------- */
1195/* 1229/*
1197 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1231 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1198 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1232 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1199 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1233 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1200 */ 1234 */
1201void 1235void
1202rxvt_term::scr_erase_line (int mode) 1236rxvt_term::scr_erase_line (int mode) NOTHROW
1203{ 1237{
1204 unsigned int row, col, num; 1238 unsigned int col, num;
1205 1239
1206 want_refresh = 1; 1240 want_refresh = 1;
1207 D_SCREEN ((stderr, "rxvt_scr_erase_line (%d) at screen row: %d", mode, screen.cur.row));
1208 ZERO_SCROLLBACK (); 1241 ZERO_SCROLLBACK ();
1209 1242
1210 selection_check (1); 1243 selection_check (1);
1211 1244
1212 screen.flags &= ~Screen_WrapNext; 1245 line_t &line = ROW(screen.cur.row);
1213 1246
1214 row = TermWin.saveLines + screen.cur.row; 1247 line.touch ();
1248 line.is_longer (0);
1249
1215 switch (mode) 1250 switch (mode)
1216 { 1251 {
1217 case 0: /* erase to end of line */ 1252 case 0: /* erase to end of line */
1218 col = screen.cur.col; 1253 col = screen.cur.col;
1219 num = TermWin.ncol - col; 1254 num = ncol - col;
1220 MIN_IT (screen.tlen[row], (int16_t)col); 1255 min_it (line.l, col);
1221 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur) 1256 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1222 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur)) 1257 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1223 CLEAR_SELECTION (); 1258 CLEAR_SELECTION ();
1224 break; 1259 break;
1225 case 1: /* erase to beginning of line */ 1260 case 1: /* erase to beginning of line */
1229 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur)) 1264 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1230 CLEAR_SELECTION (); 1265 CLEAR_SELECTION ();
1231 break; 1266 break;
1232 case 2: /* erase whole line */ 1267 case 2: /* erase whole line */
1233 col = 0; 1268 col = 0;
1234 num = TermWin.ncol; 1269 num = ncol;
1235 screen.tlen[row] = 0; 1270 line.l = 0;
1236 if (selection.beg.row <= screen.cur.row 1271 if (selection.beg.row <= screen.cur.row
1237 && selection.end.row >= screen.cur.row) 1272 && selection.end.row >= screen.cur.row)
1238 CLEAR_SELECTION (); 1273 CLEAR_SELECTION ();
1239 break; 1274 break;
1240 default: 1275 default:
1241 return; 1276 return;
1242 } 1277 }
1243 1278
1244 if (screen.text[row]) 1279 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} 1280}
1249 1281
1250/* ------------------------------------------------------------------------- */ 1282/* ------------------------------------------------------------------------- */
1251/* 1283/*
1252 * Erase part of whole of the screen 1284 * Erase part of whole of the screen
1253 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1285 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1254 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1286 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1255 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1287 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1256 */ 1288 */
1257void 1289void
1258rxvt_term::scr_erase_screen (int mode) 1290rxvt_term::scr_erase_screen (int mode) NOTHROW
1259{ 1291{
1260 int num; 1292 int num;
1261 int32_t row, row_offset; 1293 int32_t row;
1262 rend_t ren; 1294 rend_t ren;
1263 XGCValues gcvalue; 1295 XGCValues gcvalue;
1264 1296
1265 want_refresh = 1; 1297 want_refresh = 1;
1266 D_SCREEN ((stderr, "rxvt_scr_erase_screen (%d) at screen row: %d", mode, screen.cur.row));
1267 ZERO_SCROLLBACK (); 1298 ZERO_SCROLLBACK ();
1268 row_offset = (int32_t)TermWin.saveLines;
1269 1299
1270 switch (mode) 1300 switch (mode)
1271 { 1301 {
1272 case 0: /* erase to end of screen */ 1302 case 0: /* erase to end of screen */
1273 selection_check (1); 1303 selection_check (1);
1274 scr_erase_line (0); 1304 scr_erase_line (0);
1275 row = screen.cur.row + 1; /* possible OOB */ 1305 row = screen.cur.row + 1; /* possible OOB */
1276 num = TermWin.nrow - row; 1306 num = nrow - row;
1277 break; 1307 break;
1278 case 1: /* erase to beginning of screen */ 1308 case 1: /* erase to beginning of screen */
1279 selection_check (3); 1309 selection_check (3);
1280 scr_erase_line (1); 1310 scr_erase_line (1);
1281 row = 0; 1311 row = 0;
1282 num = screen.cur.row; 1312 num = screen.cur.row;
1283 break; 1313 break;
1284 case 2: /* erase whole screen */ 1314 case 2: /* erase whole screen */
1285 selection_check (3); 1315 selection_check (3);
1286 row = 0; 1316 row = 0;
1287 num = TermWin.nrow; 1317 num = nrow;
1288 break; 1318 break;
1289 default: 1319 default:
1290 return; 1320 return;
1291 } 1321 }
1292
1293 refresh_type |= REFRESH_BOUNDS;
1294 1322
1295 if (selection.op && current_screen == selection.screen 1323 if (selection.op && current_screen == selection.screen
1296 && ((selection.beg.row >= row && selection.beg.row <= row + num) 1324 && ((selection.beg.row >= row && selection.beg.row <= row + num)
1297 || (selection.end.row >= row 1325 || (selection.end.row >= row
1298 && selection.end.row <= row + num))) 1326 && selection.end.row <= row + num)))
1299 CLEAR_SELECTION (); 1327 CLEAR_SELECTION ();
1300 1328
1301 if (row >= TermWin.nrow) /* Out Of Bounds */ 1329 if (row >= nrow) /* Out Of Bounds */
1302 return; 1330 return;
1303 1331
1304 MIN_IT (num, (TermWin.nrow - row)); 1332 min_it (num, nrow - row);
1305 1333
1306 if (rstyle & (RS_RVid | RS_Uline)) 1334 if (rstyle & (RS_RVid | RS_Uline))
1307 ren = (rend_t) ~RS_None; 1335 ren = (rend_t) ~RS_None;
1308 else if (GET_BASEBG (rstyle) == Color_bg) 1336 else if (GET_BASEBG (rstyle) == Color_bg)
1309 { 1337 {
1310 ren = DEFAULT_RSTYLE; 1338 ren = DEFAULT_RSTYLE;
1311 CLEAR_ROWS (row, num); 1339 CLEAR_ROWS (row, num);
1312 } 1340 }
1313 else 1341 else
1314 { 1342 {
1315 ren = (rstyle & (RS_fgMask | RS_bgMask)); 1343 ren = rstyle & (RS_fgMask | RS_bgMask);
1316 gcvalue.foreground = PixColors[GET_BGCOLOR (rstyle)]; 1344 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1317 XChangeGC (display->display, TermWin.gc, GCForeground, &gcvalue); 1345 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1318 ERASE_ROWS (row, num); 1346 ERASE_ROWS (row, num);
1319 gcvalue.foreground = PixColors[Color_fg]; 1347 gcvalue.foreground = pix_colors[Color_fg];
1320 XChangeGC (display->display, TermWin.gc, GCForeground, &gcvalue); 1348 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1321 } 1349 }
1322 1350
1323 for (; num--; row++) 1351 for (; num--; row++)
1324 { 1352 {
1325 scr_blank_screen_mem (screen.text, screen.rend, 1353 scr_blank_screen_mem (ROW(row), rstyle);
1326 (unsigned int) (row + row_offset), rstyle); 1354 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 } 1355 }
1331} 1356}
1357
1358#if !ENABLE_MINIMAL
1359void
1360rxvt_term::scr_erase_savelines () NOTHROW
1361{
1362 want_refresh = 1;
1363 ZERO_SCROLLBACK ();
1364
1365 top_row = 0;
1366}
1367#endif
1332 1368
1333/* ------------------------------------------------------------------------- */ 1369/* ------------------------------------------------------------------------- */
1334/* 1370/*
1335 * Fill the screen with `E's 1371 * Fill the screen with `E's
1336 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1372 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1337 */ 1373 */
1338void 1374void
1339rxvt_term::scr_E () 1375rxvt_term::scr_E () NOTHROW
1340{ 1376{
1341 int i, j, k; 1377 rend_t fs;
1342 rend_t *r1, fs;
1343 1378
1344 want_refresh = 1; 1379 want_refresh = 1;
1380 ZERO_SCROLLBACK ();
1381
1345 num_scr_allow = 0; 1382 num_scr_allow = 0;
1346 ZERO_SCROLLBACK ();
1347 selection_check (3); 1383 selection_check (3);
1348 1384
1349 fs = SET_FONT (rstyle, TermWin.fontset->find_font ('E')); 1385 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1350 for (k = TermWin.saveLines, i = TermWin.nrow; i--; k++) 1386 for (int row = nrow; row--; )
1351 { 1387 {
1352 screen.tlen[k] = TermWin.ncol; /* make the `E's selectable */ 1388 line_t &line = ROW(row);
1389
1353 fill_text (screen.text[k], 'E', TermWin.ncol); 1390 fill_text (line.t, 'E', ncol);
1354 for (r1 = screen.rend[k], j = TermWin.ncol; j--; ) 1391 rend_t *r1 = line.r;
1392
1393 for (int j = ncol; j--; )
1355 *r1++ = fs; 1394 *r1++ = fs;
1395
1396 line.is_longer (0);
1397 line.touch (ncol);
1356 } 1398 }
1357} 1399}
1358 1400
1359/* ------------------------------------------------------------------------- */ 1401/* ------------------------------------------------------------------------- */
1360/* 1402/*
1361 * Insert/Delete <count> lines 1403 * Insert/Delete <count> lines
1362 */ 1404 */
1363void 1405void
1364rxvt_term::scr_insdel_lines (int count, int insdel) 1406rxvt_term::scr_insdel_lines (int count, int insdel) NOTHROW
1365{ 1407{
1366 int end; 1408 int end;
1367 1409
1368 ZERO_SCROLLBACK (); 1410 ZERO_SCROLLBACK ();
1369 1411
1378 if (insdel == DELETE) 1420 if (insdel == DELETE)
1379 return; 1421 return;
1380 else if (insdel == INSERT) 1422 else if (insdel == INSERT)
1381 count = end; 1423 count = end;
1382 } 1424 }
1383 screen.flags &= ~Screen_WrapNext;
1384 1425
1426 scr_do_wrap ();
1427
1385 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count, 0); 1428 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count);
1386} 1429}
1387 1430
1388/* ------------------------------------------------------------------------- */ 1431/* ------------------------------------------------------------------------- */
1389/* 1432/*
1390 * Insert/Delete <count> characters from the current position 1433 * Insert/Delete <count> characters from the current position
1391 */ 1434 */
1392void 1435void
1393rxvt_term::scr_insdel_chars (int count, int insdel) 1436rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW
1394{ 1437{
1395 int col, row; 1438 int col, row;
1396 rend_t tr; 1439 rend_t tr;
1397 text_t *stp;
1398 rend_t *srp;
1399 int16_t *slp;
1400 1440
1401 want_refresh = 1; 1441 want_refresh = 1;
1402 ZERO_SCROLLBACK (); 1442 ZERO_SCROLLBACK ();
1403 1443
1404 if (count <= 0) 1444 if (count <= 0)
1405 return; 1445 return;
1406 1446
1447 scr_do_wrap ();
1448
1407 selection_check (1); 1449 selection_check (1);
1408 MIN_IT (count, (TermWin.ncol - screen.cur.col)); 1450 min_it (count, ncol - screen.cur.col);
1409 1451
1410 row = screen.cur.row + TermWin.saveLines;
1411 screen.flags &= ~Screen_WrapNext;
1412
1413 stp = screen.text[row];
1414 srp = screen.rend[row]; 1452 row = screen.cur.row;
1415 slp = & (screen.tlen[row]); 1453
1454 line_t *line = &ROW(row);
1455
1456 line->touch ();
1457 line->is_longer (0);
1416 1458
1417 switch (insdel) 1459 switch (insdel)
1418 { 1460 {
1419 case INSERT: 1461 case INSERT:
1420 for (col = TermWin.ncol - 1; (col - count) >= screen.cur.col; 1462 for (col = ncol - 1; (col - count) >= screen.cur.col; col--)
1421 col--)
1422 { 1463 {
1423 stp[col] = stp[col - count]; 1464 line->t[col] = line->t[col - count];
1424 srp[col] = srp[col - count]; 1465 line->r[col] = line->r[col - count];
1425 } 1466 }
1426 1467
1427 if (*slp != -1) 1468 line->l = min (line->l + count, ncol);
1428 {
1429 *slp += count;
1430 MIN_IT (*slp, TermWin.ncol);
1431 }
1432 1469
1433 if (selection.op && current_screen == selection.screen 1470 if (selection.op && current_screen == selection.screen
1434 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) 1471 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1435 { 1472 {
1436 if (selection.end.row != screen.cur.row 1473 if (selection.end.row != screen.cur.row
1437 || (selection.end.col + count >= TermWin.ncol)) 1474 || (selection.end.col + count >= ncol))
1438 CLEAR_SELECTION (); 1475 CLEAR_SELECTION ();
1439 else 1476 else
1440 { /* shift selection */ 1477 { /* shift selection */
1441 selection.beg.col += count; 1478 selection.beg.col += count;
1442 selection.mark.col += count; /* XXX: yes? */ 1479 selection.mark.col += count; /* XXX: yes? */
1443 selection.end.col += count; 1480 selection.end.col += count;
1444 } 1481 }
1445 } 1482 }
1446 1483
1447 scr_blank_line (& (stp[screen.cur.col]), & (srp[screen.cur.col]), 1484 scr_blank_line (*line, screen.cur.col, count, rstyle);
1448 (unsigned int)count, rstyle);
1449 break; 1485 break;
1450 1486
1451 case ERASE: 1487 case ERASE:
1452 screen.cur.col += count; /* don't worry if > TermWin.ncol */ 1488 screen.cur.col += count; /* don't worry if > ncol */
1453 selection_check (1); 1489 selection_check (1);
1454 screen.cur.col -= count; 1490 screen.cur.col -= count;
1455 scr_blank_line (& (stp[screen.cur.col]), & (srp[screen.cur.col]), 1491
1456 (unsigned int)count, rstyle); 1492 line->l = max (line->l - count, 0);
1493 scr_blank_line (*line, screen.cur.col, count, rstyle);
1457 break; 1494 break;
1458 1495
1459 case DELETE: 1496 case DELETE:
1460 tr = srp[TermWin.ncol - 1] & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1497 tr = line->r[ncol - 1] & (RS_fgMask | RS_bgMask | RS_baseattrMask);
1461 1498
1462 for (col = screen.cur.col; (col + count) < TermWin.ncol; col++) 1499 for (col = screen.cur.col; (col + count) < ncol; col++)
1463 { 1500 {
1464 stp[col] = stp[col + count]; 1501 line->t[col] = line->t[col + count];
1465 srp[col] = srp[col + count]; 1502 line->r[col] = line->r[col + count];
1466 } 1503 }
1467 1504
1468 scr_blank_line (& (stp[TermWin.ncol - count]), 1505 line->l = max (line->l - count, 0);
1469 & (srp[TermWin.ncol - count]), 1506 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 1507
1478 if (selection.op && current_screen == selection.screen 1508 if (selection.op && current_screen == selection.screen
1479 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) 1509 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1480 { 1510 {
1481 if (selection.end.row != screen.cur.row 1511 if (selection.end.row != screen.cur.row
1482 || (screen.cur.col >= selection.beg.col - count) 1512 || (screen.cur.col >= selection.beg.col - count)
1483 || selection.end.col >= TermWin.ncol) 1513 || selection.end.col >= ncol)
1484 CLEAR_SELECTION (); 1514 CLEAR_SELECTION ();
1485 else 1515 else
1486 { 1516 {
1487 /* shift selection */ 1517 /* shift selection */
1488 selection.beg.col -= count; 1518 selection.beg.col -= count;
1489 selection.mark.col -= count; /* XXX: yes? */ 1519 selection.mark.col -= count; /* XXX: yes? */
1490 selection.end.col -= count; 1520 selection.end.col -= count;
1491 } 1521 }
1492 } 1522 }
1493 1523
1494 break; 1524 break;
1495 } 1525 }
1499/* 1529/*
1500 * Set the scrolling region 1530 * Set the scrolling region
1501 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1531 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1502 */ 1532 */
1503void 1533void
1504rxvt_term::scr_scroll_region (int top, int bot) 1534rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1505{ 1535{
1506 MAX_IT (top, 0); 1536 max_it (top, 0);
1507 MIN_IT (bot, (int)TermWin.nrow - 1); 1537 min_it (bot, nrow - 1);
1508 1538
1509 if (top > bot) 1539 if (top > bot)
1510 return; 1540 return;
1511 1541
1512 screen.tscroll = top; 1542 screen.tscroll = top;
1519 * Make the cursor visible/invisible 1549 * Make the cursor visible/invisible
1520 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1550 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1521 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1551 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1522 */ 1552 */
1523void 1553void
1524rxvt_term::scr_cursor_visible (int mode) 1554rxvt_term::scr_cursor_visible (int mode) NOTHROW
1525{ 1555{
1526 want_refresh = 1; 1556 want_refresh = 1;
1527 1557
1528 if (mode) 1558 if (mode)
1529 screen.flags |= Screen_VisibleCursor; 1559 screen.flags |= Screen_VisibleCursor;
1536 * Set/unset automatic wrapping 1566 * Set/unset automatic wrapping
1537 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1567 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1538 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1568 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1539 */ 1569 */
1540void 1570void
1541rxvt_term::scr_autowrap (int mode) 1571rxvt_term::scr_autowrap (int mode) NOTHROW
1542{ 1572{
1543 if (mode) 1573 if (mode)
1544 screen.flags |= Screen_Autowrap; 1574 screen.flags |= Screen_Autowrap;
1545 else 1575 else
1546 screen.flags &= ~ (Screen_Autowrap | Screen_WrapNext); 1576 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
1547} 1577}
1548 1578
1549/* ------------------------------------------------------------------------- */ 1579/* ------------------------------------------------------------------------- */
1550/* 1580/*
1551 * Set/unset margin origin mode 1581 * Set/unset margin origin mode
1555 * and the cursor cannot be moved outside. 1585 * and the cursor cannot be moved outside.
1556 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1586 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1557 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1587 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1558 */ 1588 */
1559void 1589void
1560rxvt_term::scr_relative_origin (int mode) 1590rxvt_term::scr_relative_origin (int mode) NOTHROW
1561{ 1591{
1562 if (mode) 1592 if (mode)
1563 screen.flags |= Screen_Relative; 1593 screen.flags |= Screen_Relative;
1564 else 1594 else
1565 screen.flags &= ~Screen_Relative; 1595 screen.flags &= ~Screen_Relative;
1596
1566 scr_gotorc (0, 0, 0); 1597 scr_gotorc (0, 0, 0);
1567} 1598}
1568 1599
1569/* ------------------------------------------------------------------------- */ 1600/* ------------------------------------------------------------------------- */
1570/* 1601/*
1571 * Set insert/replace mode 1602 * Set insert/replace mode
1572 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1603 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1573 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1604 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1574 */ 1605 */
1575void 1606void
1576rxvt_term::scr_insert_mode (int mode) 1607rxvt_term::scr_insert_mode (int mode) NOTHROW
1577{ 1608{
1578 if (mode) 1609 if (mode)
1579 screen.flags |= Screen_Insert; 1610 screen.flags |= Screen_Insert;
1580 else 1611 else
1581 screen.flags &= ~Screen_Insert; 1612 screen.flags &= ~Screen_Insert;
1587 * XTERM_SEQ: Set tab at current column : ESC H 1618 * XTERM_SEQ: Set tab at current column : ESC H
1588 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1619 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1589 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1620 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1590 */ 1621 */
1591void 1622void
1592rxvt_term::scr_set_tab (int mode) 1623rxvt_term::scr_set_tab (int mode) NOTHROW
1593{ 1624{
1594 if (mode < 0) 1625 if (mode < 0)
1595 MEMSET (tabs, 0, TermWin.ncol * sizeof (char)); 1626 memset (tabs, 0, ncol * sizeof (char));
1596 else if (screen.cur.col < TermWin.ncol) 1627 else if (screen.cur.col < ncol)
1597 tabs[screen.cur.col] = (mode ? 1 : 0); 1628 tabs [screen.cur.col] = !!mode;
1598} 1629}
1599 1630
1600/* ------------------------------------------------------------------------- */ 1631/* ------------------------------------------------------------------------- */
1601/* 1632/*
1602 * Set reverse/normal video 1633 * Set reverse/normal video
1603 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1634 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1604 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1635 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1605 */ 1636 */
1606void 1637void
1607rxvt_term::scr_rvideo_mode (int mode) 1638rxvt_term::scr_rvideo_mode (bool on) NOTHROW
1608{ 1639{
1609 XGCValues gcvalue; 1640 rvideo_mode = on;
1610 1641
1642#ifndef NO_BELL
1643 on ^= rvideo_bell;
1644#endif
1645
1611 if (rvideo != mode) 1646 if (rvideo_state != on)
1612 { 1647 {
1613 rvideo = mode; 1648 rvideo_state = on;
1614 SWAP_IT (PixColors[Color_fg], PixColors[Color_bg], rxvt_color); 1649
1615#if defined(XPM_BACKGROUND) 1650 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1651#ifdef HAVE_BG_PIXMAP
1616 if (bgPixmap.pixmap == None) 1652 if (bgPixmap.pixmap == None)
1617#endif 1653#endif
1618#if defined(TRANSPARENT) 1654 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 1655
1656 XGCValues gcvalue;
1624 gcvalue.foreground = PixColors[Color_fg]; 1657 gcvalue.foreground = pix_colors[Color_fg];
1625 gcvalue.background = PixColors[Color_bg]; 1658 gcvalue.background = pix_colors[Color_bg];
1626 XChangeGC (display->display, TermWin.gc, GCBackground | GCForeground, 1659 XChangeGC (dpy, gc, GCBackground | GCForeground, &gcvalue);
1627 &gcvalue); 1660
1628 scr_clear (); 1661 scr_clear ();
1629 scr_touch (true); 1662 scr_touch (true);
1630 } 1663 }
1631} 1664}
1632 1665
1634/* 1667/*
1635 * Report current cursor position 1668 * Report current cursor position
1636 * XTERM_SEQ: Report position: ESC [ 6 n 1669 * XTERM_SEQ: Report position: ESC [ 6 n
1637 */ 1670 */
1638void 1671void
1639rxvt_term::scr_report_position () 1672rxvt_term::scr_report_position () NOTHROW
1640{ 1673{
1641 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1); 1674 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1642} 1675}
1643 1676
1644/* ------------------------------------------------------------------------- * 1677/* ------------------------------------------------------------------------- *
1647 1680
1648/* 1681/*
1649 * Set font style 1682 * Set font style
1650 */ 1683 */
1651void 1684void
1652rxvt_term::set_font_style () 1685rxvt_term::set_font_style () NOTHROW
1653{ 1686{
1687#if 0
1654 switch (charsets[screen.charset]) 1688 switch (charsets [screen.charset])
1655 { 1689 {
1656 case '0': /* DEC Special Character & Line Drawing Set */ 1690 case '0': /* DEC Special Character & Line Drawing Set */
1657 break; 1691 break;
1658 case 'A': /* United Kingdom (UK) */ 1692 case 'A': /* United Kingdom (UK) */
1659 break; 1693 break;
1666 case 'C': /* Finnish character set */ 1700 case 'C': /* Finnish character set */
1667 break; 1701 break;
1668 case 'K': /* German character set */ 1702 case 'K': /* German character set */
1669 break; 1703 break;
1670 } 1704 }
1705#endif
1671} 1706}
1672 1707
1673/* ------------------------------------------------------------------------- */ 1708/* ------------------------------------------------------------------------- */
1674/* 1709/*
1675 * Choose a font 1710 * Choose a font
1677 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1712 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1678 * XTERM_SEQ: Invoke G2 character set: ESC N 1713 * XTERM_SEQ: Invoke G2 character set: ESC N
1679 * XTERM_SEQ: Invoke G3 character set: ESC O 1714 * XTERM_SEQ: Invoke G3 character set: ESC O
1680 */ 1715 */
1681void 1716void
1682rxvt_term::scr_charset_choose (int set) 1717rxvt_term::scr_charset_choose (int set) NOTHROW
1683 { 1718{
1684 screen.charset = set; 1719 screen.charset = set;
1685 set_font_style (); 1720 set_font_style ();
1686 } 1721}
1687 1722
1688/* ------------------------------------------------------------------------- */ 1723/* ------------------------------------------------------------------------- */
1689/* 1724/*
1690 * Set a font 1725 * Set a font
1691 * XTERM_SEQ: Set G0 character set: ESC ( <C> 1726 * XTERM_SEQ: Set G0 character set: ESC ( <C>
1693 * XTERM_SEQ: Set G2 character set: ESC * <C> 1728 * XTERM_SEQ: Set G2 character set: ESC * <C>
1694 * XTERM_SEQ: Set G3 character set: ESC + <C> 1729 * XTERM_SEQ: Set G3 character set: ESC + <C>
1695 * See set_font_style for possible values for <C> 1730 * See set_font_style for possible values for <C>
1696 */ 1731 */
1697void 1732void
1698rxvt_term::scr_charset_set (int set, unsigned int ch) 1733rxvt_term::scr_charset_set (int set, unsigned int ch) NOTHROW
1699 { 1734{
1700 charsets[set] = (unsigned char)ch; 1735 charsets[set] = (unsigned char)ch;
1701 set_font_style (); 1736 set_font_style ();
1702 } 1737}
1703 1738
1704 1739
1705/* ------------------------------------------------------------------------- * 1740/* ------------------------------------------------------------------------- *
1706 * MAJOR SCREEN MANIPULATION * 1741 * MAJOR SCREEN MANIPULATION *
1707 * ------------------------------------------------------------------------- */ 1742 * ------------------------------------------------------------------------- */
1708 1743
1709/* 1744/*
1710 * refresh matching text. 1745 * refresh matching text.
1711 */ 1746 */
1712bool 1747bool
1713rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) 1748rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW
1714{ 1749{
1715 bool found = false; 1750 bool found = false;
1716 1751
1717 for (int i = 0; i < TermWin.nrow; i++) 1752 for (int i = 0; i < nrow; i++)
1718 { 1753 {
1719 int col = 0;
1720 rend_t *drp = drawn_rend [i]; 1754 rend_t *drp = drawn_buf[i].r;
1721 1755
1722 for (; col < TermWin.ncol; col++, drp++) 1756 for (int col = 0; col < ncol; col++, drp++)
1723 if ((*drp & mask) == value) 1757 if ((*drp & mask) == value)
1724 { 1758 {
1725 found = true; 1759 found = true;
1726 *drp = ~value; 1760 *drp = ~value;
1727 } 1761 }
1738 PART_END, 1772 PART_END,
1739 RC_COUNT 1773 RC_COUNT
1740}; 1774};
1741 1775
1742void 1776void
1743rxvt_term::scr_expose (int x, int y, int width, int height, bool refresh) 1777rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW
1744{ 1778{
1745 int i; 1779 int i;
1746 row_col_t rc[RC_COUNT]; 1780 row_col_t rc[RC_COUNT];
1747 1781
1748 if (drawn_text == NULL) /* sanity check */ 1782 if (!drawn_buf) /* sanity check */
1749 return; 1783 return;
1750 1784
1751#ifdef DEBUG_STRICT 1785#ifndef NO_SLOW_LINK_SUPPORT
1752 x = max (x, (int)TermWin.int_bwidth); 1786 if (refresh_type == FAST_REFRESH && !display->is_local)
1753 x = min (x, (int)TermWin.width); 1787 {
1754 y = max (y, (int)TermWin.int_bwidth); 1788 y = 0;
1755 y = min (y, (int)TermWin.height); 1789 eheight = height;
1790 }
1756#endif 1791#endif
1757 1792
1758 /* round down */ 1793 /* round down */
1759 rc[PART_BEG].col = Pixel2Col (x); 1794 rc[PART_BEG].col = Pixel2Col (x);
1760 rc[PART_BEG].row = Pixel2Row (y); 1795 rc[PART_BEG].row = Pixel2Row (y);
1761 /* round up */ 1796 /* round up */
1762 rc[PART_END].col = Pixel2Width (x + width + TermWin.fwidth - 1); 1797 rc[PART_END].col = Pixel2Width (x + ewidth + fwidth - 1);
1763 rc[PART_END].row = Pixel2Row (y + height + TermWin.fheight - 1); 1798 rc[PART_END].row = Pixel2Row (y + eheight + fheight - 1);
1764 1799
1765 /* sanity checks */ 1800 /* sanity checks */
1766 for (i = PART_BEG; i < RC_COUNT; i++) 1801 for (i = PART_BEG; i < RC_COUNT; i++)
1767 { 1802 {
1768 MIN_IT (rc[i].col, TermWin.ncol - 1); 1803 min_it (rc[i].col, ncol - 1);
1769 MIN_IT (rc[i].row, TermWin.nrow - 1); 1804 min_it (rc[i].row, nrow - 1);
1770 } 1805 }
1771 1806// 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++) 1807 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); 1808 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1809
1810 num_scr_allow = 0;
1776 1811
1777 if (refresh) 1812 if (refresh)
1778 scr_refresh (SLOW_REFRESH | REFRESH_BOUNDS); 1813 scr_refresh ();
1779} 1814}
1780 1815
1781/* ------------------------------------------------------------------------- */ 1816/* ------------------------------------------------------------------------- */
1782/* 1817/*
1783 * Refresh the entire screen 1818 * Refresh the entire screen
1784 */ 1819 */
1785void 1820void
1786rxvt_term::scr_touch (bool refresh) 1821rxvt_term::scr_touch (bool refresh) NOTHROW
1787{ 1822{
1788 scr_expose (0, 0, TermWin.width, TermWin.height, refresh); 1823 scr_expose (0, 0, width, height, refresh);
1789} 1824}
1790 1825
1791/* ------------------------------------------------------------------------- */ 1826/* ------------------------------------------------------------------------- */
1792/* 1827/*
1793 * Move the display so that the line represented by scrollbar value Y is at 1828 * Move the display so that the line represented by scrollbar value Y is at
1794 * the top of the screen 1829 * the top of the screen
1795 */ 1830 */
1796int 1831void
1797rxvt_term::scr_move_to (int y, int len) 1832rxvt_term::scr_move_to (int y, int len) NOTHROW
1798{ 1833{
1799 long p = 0; 1834 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} 1835}
1814 1836
1815/* ------------------------------------------------------------------------- */ 1837/* ------------------------------------------------------------------------- */
1816/* 1838/*
1817 * Page the screen up/down nlines 1839 * Page the screen up/down nlines
1818 * direction should be UP or DN 1840 * direction should be UP or DN
1819 */ 1841 */
1820int 1842bool
1821rxvt_term::scr_page (enum page_dirn direction, int nlines) 1843rxvt_term::scr_page (enum page_dirn direction, int nlines) NOTHROW
1822{ 1844{
1823 int n; 1845 int new_view_start =
1824 uint16_t oldviewstart; 1846 direction == UP ? view_start - nlines
1847 : view_start + nlines;
1825 1848
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); 1849 return scr_changeview (new_view_start);
1842} 1850}
1843 1851
1844int 1852bool
1845rxvt_term::scr_changeview (uint16_t oldviewstart) 1853rxvt_term::scr_changeview (int new_view_start) NOTHROW
1846{ 1854{
1855 clamp_it (new_view_start, top_row, 0);
1856
1847 if (TermWin.view_start != oldviewstart) 1857 if (new_view_start == view_start)
1848 { 1858 return false;
1859
1860 num_scr += new_view_start - view_start;
1861 view_start = new_view_start;
1849 want_refresh = 1; 1862 want_refresh = 1;
1850 num_scr -= (TermWin.view_start - oldviewstart);
1851 }
1852 1863
1853 return (int) (TermWin.view_start - oldviewstart); 1864 HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
1854}
1855 1865
1856/* ------------------------------------------------------------------------- */ 1866 return true;
1857void 1867}
1858rxvt_term::scr_bell () 1868
1859{
1860#ifndef NO_BELL 1869#ifndef NO_BELL
1870void
1871rxvt_term::bell_cb (time_watcher &w)
1872{
1873 rvideo_bell = false;
1874 scr_rvideo_mode (rvideo_mode);
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# if ENABLE_FRILLS
1891 if (option (Opt_urgentOnBell))
1892 {
1893 XWMHints *h;
1894
1895 h = XGetWMHints(dpy, parent[0]);
1896 if (h != NULL)
1897 {
1898 h->flags |= XUrgencyHint;
1899 XSetWMHints(dpy, parent[0], h);
1900 }
1901 }
1902# endif
1903
1867 if (Options & Opt_visualBell) 1904 if (option (Opt_visualBell))
1868 { 1905 {
1869 scr_rvideo_mode (!rvideo); /* refresh also done */ 1906 rvideo_bell = true;
1870 scr_rvideo_mode (!rvideo); /* refresh also done */ 1907 scr_rvideo_mode (rvideo_mode);
1908 display->flush ();
1909
1910 bell_ev.start (NOW + VISUAL_BELL_DURATION);
1871 } 1911 }
1872 else 1912 else
1873 XBell (display->display, 0); 1913 XBell (dpy, 0);
1874#endif 1914#endif
1875} 1915}
1876 1916
1877/* ------------------------------------------------------------------------- */ 1917/* ------------------------------------------------------------------------- */
1878/* ARGSUSED */ 1918/* ARGSUSED */
1879void 1919void
1880rxvt_term::scr_printscreen (int fullhist) 1920rxvt_term::scr_printscreen (int fullhist) NOTHROW
1881{ 1921{
1882#ifdef PRINTPIPE 1922#ifdef PRINTPIPE
1883 int i, r1, nrows, row_offset; 1923 int nrows, row_start;
1884 text_t *t; 1924 FILE *fd;
1885 FILE *fd;
1886 1925
1887 if ((fd = popen_printer ()) == NULL) 1926 if ((fd = popen_printer ()) == NULL)
1888 return; 1927 return;
1889 nrows = TermWin.nrow; 1928
1890 row_offset = TermWin.saveLines;
1891 if (!fullhist) 1929 if (fullhist)
1892 row_offset -= TermWin.view_start; 1930 {
1931 nrows = nrow - top_row;
1932 row_start = top_row;
1933 }
1893 else 1934 else
1894 { 1935 {
1895 nrows += TermWin.nscrolled; 1936 nrows = nrow;
1896 row_offset -= TermWin.nscrolled; 1937 row_start = view_start;
1897 } 1938 }
1898 1939
1940 wctomb (0, 0);
1941
1899 for (r1 = 0; r1 < nrows; r1++) 1942 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 } 1943 {
1944 text_t *tp = ROW(r1).t;
1945 int len = ROW(r1).l;
1946
1947 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
1948 {
1949 char mb[MB_LEN_MAX];
1950 text_t t = *tp++;
1951 if (t == NOCHAR)
1952 continue;
1953
1954 len = wctomb (mb, t);
1955
1956 if (len <= 0)
1957 {
1958 mb[0] = ' ';
1959 len = 1;
1960 }
1961
1962 fwrite (mb, 1, len, fd);
1963 }
1964
1965 fputc ('\n', fd);
1966 }
1967
1907 pclose_printer (fd); 1968 pclose_printer (fd);
1908#endif 1969#endif
1909} 1970}
1910 1971
1911/* ------------------------------------------------------------------------- */ 1972/* ------------------------------------------------------------------------- */
1912/* 1973/*
1913 * Refresh the screen 1974 * Refresh the screen
1914 * drawn_text/drawn_rend contain the screen information before the update. 1975 * drawn_text/drawn_rend contain the screen information before the update.
1915 * screen.text/screen.rend contain what the screen will change to. 1976 * screen.text/screen.rend contain what the screen will change to.
1916 */ 1977 */
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 1978void
1928rxvt_term::scr_refresh (unsigned char refresh_type) 1979rxvt_term::scr_refresh () NOTHROW
1929{ 1980{
1930 unsigned char clearfirst, /* first character writes before cell */ 1981 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 */ 1982 showcursor; /* show the cursor */
1935 int16_t col, row, /* column/row we're processing */ 1983 int16_t col, row, /* column/row we're processing */
1936 ocrow; /* old cursor row */ 1984 ocrow; /* old cursor row */
1937 int i, /* tmp */ 1985 int i; /* tmp */
1938 row_offset; /* basic offset in screen structure */
1939#ifndef NO_CURSORCOLOR 1986#ifndef NO_CURSORCOLOR
1940 rend_t cc1; /* store colours at cursor position (s) */ 1987 rend_t cc1; /* store colours at cursor position (s) */
1941#endif 1988#endif
1942 rend_t *drp, *srp; /* drawn-rend-pointer, screen-rend-pointer */ 1989 rend_t *crp; // cursor rendition pointer
1943 text_t *dtp, *stp; /* drawn-text-pointer, screen-text-pointer */ 1990 rend_t ccol1, /* Cursor colour */
1991 ccol2; /* Cursor colour2 */
1944 1992
1993 want_refresh = 0; /* screen is current */
1994
1945 if (refresh_type == NO_REFRESH || !TermWin.mapped) 1995 if (refresh_type == NO_REFRESH || !mapped)
1946 return; 1996 return;
1947 1997
1948 /* 1998 /*
1949 * A: set up vars 1999 * A: set up vars
1950 */ 2000 */
1951 clearfirst = clearlast = must_clear = 0; 2001 have_bg = 0;
1952
1953 refresh_count = 0; 2002 refresh_count = 0;
1954 2003
1955 row_offset = TermWin.saveLines - TermWin.view_start; 2004#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); 2005 have_bg |= bgPixmap.pixmap != None;
1965#endif
1966#ifdef TRANSPARENT
1967 must_clear |= ((Options & Opt_transparent) && am_transparent);
1968#endif 2006#endif
1969 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */ 2007 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
1970 2008
1971 /* 2009 /*
1972 * B: reverse any characters which are selected 2010 * B: reverse any characters which are selected
1976 /* 2014 /*
1977 * C: set the cursor character (s) 2015 * C: set the cursor character (s)
1978 */ 2016 */
1979 { 2017 {
1980 unsigned char setoldcursor; 2018 unsigned char setoldcursor;
1981 rend_t ccol1, /* Cursor colour */
1982 ccol2; /* Cursor colour2 */
1983 2019
1984 showcursor = (screen.flags & Screen_VisibleCursor); 2020 showcursor = (screen.flags & Screen_VisibleCursor);
1985#ifdef CURSOR_BLINK 2021#ifdef CURSOR_BLINK
1986 if (hidden_cursor) 2022 if (hidden_cursor)
1987 showcursor = 0; 2023 showcursor = 0;
1988#endif 2024#endif
1989 2025
1990 if (showcursor) 2026 if (showcursor)
1991 { 2027 {
1992 srp = &(screen.rend[screen.cur.row + TermWin.saveLines][screen.cur.col]); 2028 int col = screen.cur.col;
1993 2029
2030 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2031 col--;
2032
2033 crp = &ROW(screen.cur.row).r[col];
2034
2035#ifndef NO_CURSORCOLOR
2036 cc1 = *crp & (RS_fgMask | RS_bgMask);
2037 if (ISSET_PIXCOLOR (Color_cursor))
2038 ccol1 = Color_cursor;
2039 else
2040#endif
2041#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2042 ccol1 = fgcolor_of (rstyle);
2043#else
2044 ccol1 = Color_fg;
2045#endif
2046
2047#ifndef NO_CURSORCOLOR
2048 if (ISSET_PIXCOLOR (Color_cursor2))
2049 ccol2 = Color_cursor2;
2050 else
2051#endif
2052#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2053 ccol2 = bgcolor_of (rstyle);
2054#else
2055 ccol2 = Color_bg;
2056#endif
2057
1994 if (showcursor && TermWin.focus) 2058 if (showcursor && focus)
1995 { 2059 {
2060 if (option (Opt_cursorUnderline))
1996 *srp ^= RS_RVid; 2061 *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 2062 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 2063 {
2010#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2064 *crp ^= RS_RVid;
2011 ccol2 = GET_BGCOLOR (rstyle);
2012#else
2013 ccol2 = Color_bg;
2014#endif
2015 *srp = SET_FGCOLOR (*srp, ccol1); 2065 *crp = SET_FGCOLOR (*crp, ccol1);
2016 *srp = SET_BGCOLOR (*srp, ccol2); 2066 *crp = SET_BGCOLOR (*crp, ccol2);
2017#endif 2067 }
2018 } 2068 }
2019 } 2069 }
2020 2070
2021 /* make sure no outline cursor is left around */ 2071 /* make sure no outline cursor is left around */
2022 setoldcursor = 0; 2072 setoldcursor = 0;
2023 if (ocrow != -1) 2073 if (ocrow != -1)
2024 { 2074 {
2025 if (screen.cur.row + TermWin.view_start != ocrow 2075 if (screen.cur.row - view_start != ocrow
2026 || screen.cur.col != oldcursor.col) 2076 || screen.cur.col != oldcursor.col)
2027 { 2077 {
2028 if (ocrow < TermWin.nrow 2078 if (ocrow < nrow
2029 && oldcursor.col < TermWin.ncol) 2079 && oldcursor.col < ncol)
2030 drawn_rend[ocrow][oldcursor.col] ^= (RS_RVid | RS_Uline); 2080 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
2031 2081
2032 if (TermWin.focus || !showcursor) 2082 if (focus || !showcursor)
2033 oldcursor.row = -1; 2083 oldcursor.row = -1;
2034 else 2084 else
2035 setoldcursor = 1; 2085 setoldcursor = 1;
2036 } 2086 }
2037 } 2087 }
2038 else if (!TermWin.focus) 2088 else if (!focus)
2039 setoldcursor = 1; 2089 setoldcursor = 1;
2040 2090
2041 if (setoldcursor) 2091 if (setoldcursor)
2042 { 2092 {
2043 if (screen.cur.row + TermWin.view_start >= TermWin.nrow) 2093 if (screen.cur.row - view_start >= nrow)
2044 oldcursor.row = -1; 2094 oldcursor.row = -1;
2045 else 2095 else
2046 { 2096 {
2047 oldcursor.row = screen.cur.row + TermWin.view_start; 2097 oldcursor.row = screen.cur.row - view_start;
2048 oldcursor.col = screen.cur.col; 2098 oldcursor.col = screen.cur.col;
2049 } 2099 }
2050 } 2100 }
2051 } 2101 }
2102
2103 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2104#if ENABLE_OVERLAY
2105 scr_swap_overlay ();
2106#endif
2052 2107
2053#ifndef NO_SLOW_LINK_SUPPORT 2108#ifndef NO_SLOW_LINK_SUPPORT
2054 /* 2109 /*
2055 * D: CopyArea pass - very useful for slower links 2110 * D: CopyArea pass - very useful for slower links
2056 * This has been deliberately kept simple. 2111 * This has been deliberately kept simple.
2057 */ 2112 */
2058 i = num_scr; 2113 if (!display->is_local
2059 if (refresh_type == FAST_REFRESH && num_scr_allow && i 2114 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
2060 && abs (i) < TermWin.nrow && !must_clear) 2115 && abs (num_scr) < nrow && !have_bg)
2061 { 2116 {
2062 int16_t nits; 2117 int16_t nits;
2118 int i = num_scr;
2063 int j; 2119 int j;
2064 rend_t *drp2;
2065 text_t *dtp2;
2066 int len, wlen; 2120 int len, wlen;
2121 dLocal (int, num_scr);
2067 2122
2068 j = TermWin.nrow; 2123 j = nrow;
2069 wlen = len = -1; 2124 wlen = len = -1;
2070 row = i > 0 ? 0 : j - 1; 2125 row = i > 0 ? 0 : j - 1;
2126
2071 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) 2127 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
2072 { 2128 {
2073 if (row + i >= 0 && row + i < TermWin.nrow && row + i != ocrow) 2129 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
2074 { 2130 {
2075 stp = screen.text[row + row_offset]; 2131 line_t s = ROW(view_start + row);
2076 srp = screen.rend[row + row_offset];
2077 dtp = drawn_text[row]; 2132 line_t d = drawn_buf[row];
2078 dtp2 = drawn_text[row + i]; 2133 line_t d2 = drawn_buf[row + i];
2079 drp = drawn_rend[row];
2080 drp2 = drawn_rend[row + i];
2081 2134
2082 for (nits = 0, col = TermWin.ncol; col--; ) 2135 for (nits = 0, col = ncol; col--; )
2083 if (stp[col] != dtp2[col] || srp[col] != drp2[col]) 2136 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
2084 nits--; 2137 nits--;
2085 else if (stp[col] != dtp[col] || srp[col] != drp[col]) 2138 else if (s.t[col] != d.t[col] || s.r[col] != d.r[col])
2086 nits++; 2139 nits++;
2087 2140
2088 if (nits > 8) /* XXX: arbitrary choice */ 2141 if (nits > 8) /* XXX: arbitrary choice */
2089 { 2142 {
2090 for (col = TermWin.ncol; col--; ) 2143 for (col = ncol; col--; )
2091 { 2144 {
2092 *dtp++ = *dtp2++; 2145 *d.t++ = *d2.t++;
2093 *drp++ = *drp2++; 2146 *d.r++ = *d2.r++;
2094 } 2147 }
2095 2148
2096 if (len == -1) 2149 if (len == -1)
2097 len = row; 2150 len = row;
2098 2151
2099 wlen = row; 2152 wlen = row;
2100 continue; 2153 continue;
2101 } 2154 }
2102 } 2155 }
2103 2156
2104 if (len != -1) 2157 if (len >= 0)
2105 { 2158 {
2106 /* also comes here at end if needed because of >= above */ 2159 /* also comes here at end if needed because of >= above */
2107 if (wlen < len) 2160 if (wlen < len)
2108 SWAP_IT (wlen, len, int); 2161 ::swap (wlen, len);
2109 2162
2110 D_SCREEN ((stderr, "rxvt_scr_refresh (): XCopyArea: %d -> %d (height: %d)", len + i, len, wlen - len + 1)); 2163 XGCValues gcv;
2111 XCopyArea (display->display, TermWin.vt, TermWin.vt, 2164
2165 gcv.graphics_exposures = 1; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2166 XCopyArea (dpy, vt, vt,
2112 TermWin.gc, 0, Row2Pixel (len + i), 2167 gc, 0, Row2Pixel (len + i),
2113 (unsigned int)TermWin_TotalWidth (), 2168 (unsigned int)this->width,
2114 (unsigned int)Height2Pixel (wlen - len + 1), 2169 (unsigned int)Height2Pixel (wlen - len + 1),
2115 0, Row2Pixel (len)); 2170 0, Row2Pixel (len));
2171 gcv.graphics_exposures = 0; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2172
2116 len = -1; 2173 len = -1;
2117 } 2174 }
2118 } 2175 }
2119 } 2176 }
2120#endif 2177#endif
2121 2178
2122 /* 2179 /*
2123 * E: main pass across every character 2180 * E: main pass across every character
2124 */ 2181 */
2125 for (row = 0; row < TermWin.nrow; row++) 2182 for (row = 0; row < nrow; row++)
2126 { 2183 {
2127 stp = screen.text[row + row_offset]; 2184 text_t *stp = ROW(view_start + row).t;
2128 srp = screen.rend[row + row_offset]; 2185 rend_t *srp = ROW(view_start + row).r;
2129 dtp = drawn_text[row]; 2186 text_t *dtp = drawn_buf[row].t;
2130 drp = drawn_rend[row]; 2187 rend_t *drp = drawn_buf[row].r;
2131 2188
2132 /* 2189 /*
2133 * E2: OK, now the real pass 2190 * E2: OK, now the real pass
2134 */ 2191 */
2135 int ypixel = (int)Row2Pixel (row); 2192 int ypixel = (int)Row2Pixel (row);
2136 2193
2137 for (col = 0; col < TermWin.ncol; col++) 2194 for (col = 0; col < ncol; col++)
2138 { 2195 {
2139 /* compare new text with old - if exactly the same then continue */ 2196 /* compare new text with old - if exactly the same then continue */
2140 if (stp[col] == dtp[col] /* Must match characters to skip. */ 2197 if (stp[col] == dtp[col] /* Must match characters to skip. */
2141 && (srp[col] == drp[col] /* Either rendition the same or */ 2198 && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */
2142 || (stp[col] == ' ' /* space w/ no background change */ 2199 || (stp[col] == ' ' /* space w/ no background change */
2143 && GET_BGATTR (srp[col]) == GET_BGATTR (drp[col])))) 2200 && GET_BGATTR (srp[col]) == GET_BGATTR (drp[col]))))
2144 continue; 2201 continue;
2145 2202
2146 // redraw one or more characters 2203 // redraw one or more characters
2147 2204
2148 // seek to the beginning if wide characters 2205 // seek to the beginning of wide characters
2149 while (stp[col] == NOCHAR && col > 0) 2206 while (stp[col] == NOCHAR && col > 0)
2150 --col; 2207 --col;
2151 2208
2152 rend_t rend = srp[col]; /* screen rendition (target rendtion) */ 2209 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2153 text_t *text = stp + col; 2210 text_t *text = stp + col;
2156 dtp[col] = stp[col]; 2213 dtp[col] = stp[col];
2157 drp[col] = rend; 2214 drp[col] = rend;
2158 2215
2159 int xpixel = Col2Pixel (col); 2216 int xpixel = Col2Pixel (col);
2160 2217
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; ) 2218 for (i = 0; ++col < ncol; )
2164 { 2219 {
2165 if (stp[col] == NOCHAR) 2220 if (stp[col] == NOCHAR)
2166 { 2221 {
2167 dtp[col] = stp[col]; 2222 dtp[col] = stp[col];
2168 drp[col] = rend; 2223 drp[col] = rend;
2169 count++; 2224 count++;
2170
2171 if (i) // only possible skip if char unchanged
2172 i++; 2225 i++;
2173 2226
2174 continue; 2227 continue;
2175 } 2228 }
2176 2229
2177 if (rend != srp[col]) 2230 if (!RS_SAME (rend, srp[col]))
2178 break; 2231 break;
2179 2232
2180 count++; 2233 count++;
2181 2234
2182 if (stp[col] != dtp[col] 2235 if (stp[col] != dtp[col]
2183 || srp[col] != drp[col]) 2236 || !RS_SAME (srp[col], drp[col]))
2184 { 2237 {
2185 if (must_clear && (i++ > (count / 2))) 2238 if (have_bg && (i++ > count / 2))
2186 break; 2239 break;
2187 2240
2188 dtp[col] = stp[col]; 2241 dtp[col] = stp[col];
2189 drp[col] = rend; 2242 drp[col] = rend;
2190 i = 0; 2243 i = 0;
2191 } 2244 }
2192 else if (must_clear || (stp[col] != ' ' && ++i >= 32)) 2245 else if (have_bg || (stp[col] != ' ' && ++i >= 16))
2193 break; 2246 break;
2194 } 2247 }
2195 2248
2196 col--; /* went one too far. move back */ 2249 col--; /* went one too far. move back */
2197 count -= i; /* dump any matching trailing chars */ 2250 count -= i; /* dump any matching trailing chars */
2251
2252 // sometimes we optimize away the trailing NOCHAR's, add them back
2253 while (i && text[count] == NOCHAR)
2254 count++, i--;
2198 2255
2199 /* 2256 /*
2200 * Determine the attributes for the string 2257 * Determine the attributes for the string
2201 */ 2258 */
2202 int fid = GET_FONT (rend);
2203 int fore = GET_FGCOLOR (rend); // desired foreground 2259 int fore = fgcolor_of (rend); // desired foreground
2204 int back = GET_BGCOLOR (rend); // desired background 2260 int back = bgcolor_of (rend); // desired background
2205 2261
2206 rend = GET_ATTR (rend); 2262 // only do special processing if any attributes are set, which is unlikely
2207 2263 if (rend & (RS_Bold | RS_Italic | RS_Uline | RS_RVid | RS_Blink | RS_Careful))
2208 rvid = !!(rend & RS_RVid); 2264 {
2265 bool invert = rend & RS_RVid;
2209 2266
2210#ifndef NO_BOLD_UNDERLINE_REVERSE 2267#ifndef NO_BOLD_UNDERLINE_REVERSE
2211 if (rend & RS_Bold && fore == Color_fg) 2268 if (rend & RS_Bold
2269 && fore == Color_fg)
2212 { 2270 {
2213 if (ISSET_PIXCOLOR (Color_BD)) 2271 if (ISSET_PIXCOLOR (Color_BD))
2214 fore = Color_BD; 2272 fore = Color_BD;
2273# if !ENABLE_STYLES
2215 else 2274 else
2216 rvid = !rvid; 2275 invert = !invert;
2276# endif
2277 }
2278
2279 if (rend & RS_Italic
2280 && fore == Color_fg)
2281 {
2282 if (ISSET_PIXCOLOR (Color_IT))
2283 fore = Color_IT;
2284# if !ENABLE_STYLES
2285 else
2286 invert = !invert;
2287# endif
2288 }
2289
2290 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL))
2291 fore = Color_UL;
2292#endif
2293
2294 if (invert)
2295 {
2296#ifdef OPTION_HC
2297 if ((showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2298 || !ISSET_PIXCOLOR (Color_HC))
2299#endif
2300 /* invert the column if no highlightColor is set or it is the
2301 * current cursor column */
2302 ::swap (fore, back);
2303#ifdef OPTION_HC
2304 else if (ISSET_PIXCOLOR (Color_HC))
2305 back = Color_HC;
2306#endif
2307
2308#ifndef NO_BOLD_UNDERLINE_REVERSE
2309# ifndef OPTION_HC
2310 if (ISSET_PIXCOLOR (Color_RV))
2311 back = Color_RV;
2312# endif
2313 if (fore == back)
2314 {
2315 fore = Color_bg;
2316 back = Color_fg;
2317 }
2318#endif
2319 }
2320
2321#ifdef TEXT_BLINK
2322 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2323 {
2324 if (!text_blink_ev.active)
2325 {
2326 text_blink_ev.start (NOW + TEXT_BLINK_INTERVAL);
2327 hidden_text = 0;
2328 }
2329 else if (hidden_text)
2330 fore = back;
2331 }
2332#endif
2333
2334#if ENABLE_STYLES
2335 // "careful" (too wide) character handling
2336
2337 // include previous careful character(s) if possible, looks nicer (best effort...)
2338 while (text > stp
2339 && srp[text - stp - 1] & RS_Careful
2340 && RS_SAME (rend, srp[text - stp - 1]))
2341 text--, count++, xpixel -= fwidth;
2342
2343 // force redraw after "careful" characters to avoid pixel droppings
2344 for (int i = 0; srp[col + i] & RS_Careful && col + i < ncol - 1; i++)
2345 drp[col + i + 1] = srp[col + i + 1] ^ RS_redraw;
2346
2347 // force redraw before "careful" characters to avoid pixel droppings
2348 for (int i = 0; srp[text - stp - i] & RS_Careful && text - i > stp; i++)
2349 drp[text - stp - i - 1] = srp[text - stp - i - 1] ^ RS_redraw;
2350#endif
2217 } 2351 }
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 2352
2251 /* 2353 /*
2252 * Actually do the drawing of the string here 2354 * Actually do the drawing of the string here
2253 */ 2355 */
2254 rxvt_font *font = (*TermWin.fontset)[fid]; 2356 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2255 2357
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) 2358 if (have_bg && back == Color_bg)
2261 { 2359 {
2262 if (must_clear) 2360 // this is very ugly, maybe push it into ->draw?
2263 {
2264 CLEAR_CHARS (xpixel, ypixel, count);
2265 2361
2266 for (i = 0; i < count; i++) /* don't draw empty strings */ 2362 for (i = 0; i < count; i++) /* don't draw empty strings */
2267 if (text[i] != ' ') 2363 if (text[i] != ' ')
2268 { 2364 {
2269 font->draw (*TermWin.drawable, xpixel, ypixel, text, count, fore, -1); 2365 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_transparent);
2270 break; 2366 goto did_clear;
2271 }
2272 } 2367 }
2273 else 2368
2274 font->draw (*TermWin.drawable, xpixel, ypixel, text, count, fore, Color_bg); 2369 CLEAR_CHARS (xpixel, ypixel, count);
2370 did_clear: ;
2275 } 2371 }
2276 else 2372 else
2277 font->draw (*TermWin.drawable, xpixel, ypixel, text, count, fore, back); 2373 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2278 2374
2279 if ((rend & RS_Uline) && (font->descent > 1)) 2375 if (rend & RS_Uline && font->descent > 1 && fore != back)
2376 {
2377#if ENABLE_FRILLS
2378 if (ISSET_PIXCOLOR (Color_underline))
2379 XSetForeground (dpy, gc, pix_colors[Color_underline]);
2380 else
2381#endif
2382 XSetForeground (dpy, gc, pix_colors[fore]);
2383
2280 XDrawLine (display->display, drawBuffer, TermWin.gc, 2384 XDrawLine (dpy, drawBuffer, gc,
2281 xpixel, ypixel + font->ascent + 1, 2385 xpixel, ypixel + font->ascent + 1,
2282 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1); 2386 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2387 }
2283 } /* for (col....) */ 2388 } /* for (col....) */
2284 } /* for (row....) */ 2389 } /* for (row....) */
2390
2391#if ENABLE_OVERLAY
2392 scr_swap_overlay ();
2393#endif
2394 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2285 2395
2286 /* 2396 /*
2287 * G: cleanup cursor and display outline cursor if necessary 2397 * G: cleanup cursor and display outline cursor if necessary
2288 */ 2398 */
2289 if (showcursor) 2399 if (showcursor)
2290 { 2400 {
2291 if (TermWin.focus) 2401 if (focus)
2402 {
2403 if (option (Opt_cursorUnderline))
2404 *crp ^= RS_Uline;
2405 else
2292 { 2406 {
2293 srp = & (screen.rend[screen.cur.row + TermWin.saveLines]
2294 [screen.cur.col]);
2295 *srp ^= RS_RVid; 2407 *crp ^= RS_RVid;
2296#ifndef NO_CURSORCOLOR 2408#ifndef NO_CURSORCOLOR
2297 *srp = (*srp & ~ (RS_fgMask | RS_bgMask)) | cc1; 2409 *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1;
2298#endif 2410#endif
2411 }
2299 } 2412 }
2300 else if (oldcursor.row >= 0) 2413 else if (oldcursor.row >= 0)
2301 { 2414 {
2415 int cursorwidth = 1;
2416 int col = oldcursor.col;
2417
2418 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2419 col--;
2420
2421 while (col + cursorwidth < ncol
2422 && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)
2423 cursorwidth++;
2424
2302#ifndef NO_CURSORCOLOR 2425#ifndef NO_CURSORCOLOR
2303 if (ISSET_PIXCOLOR (Color_cursor)) 2426 if (ISSET_PIXCOLOR (Color_cursor))
2304 XSetForeground (display->display, TermWin.gc, PixColors[Color_cursor]); 2427 XSetForeground (dpy, gc, pix_colors[Color_cursor]);
2428 else
2305#endif 2429#endif
2306 int cursorwidth = 1; 2430 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 2431
2311 XDrawRectangle (display->display, drawBuffer, TermWin.gc, 2432 XDrawRectangle (dpy, drawBuffer, gc,
2312 Col2Pixel (oldcursor.col), 2433 Col2Pixel (col),
2313 Row2Pixel (oldcursor.row), 2434 Row2Pixel (oldcursor.row),
2314 (unsigned int) (Width2Pixel (cursorwidth) - 1), 2435 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2315 (unsigned int) (Height2Pixel (1) - TermWin.lineSpace - 1)); 2436 (unsigned int) (Height2Pixel (1) - lineSpace - 1));
2316 } 2437 }
2317 } 2438 }
2318 2439
2319 /* 2440 /*
2320 * H: cleanup selection 2441 * H: cleanup selection
2321 */ 2442 */
2322 scr_reverse_selection (); 2443 scr_reverse_selection ();
2323 2444
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; 2445 num_scr = 0;
2350 num_scr_allow = 1; 2446 num_scr_allow = 1;
2351 want_refresh = 0; /* screen is current */
2352} 2447}
2353 2448
2354void 2449void
2355rxvt_term::scr_remap_chars (text_t *tp, rend_t *rp) 2450rxvt_term::scr_remap_chars (line_t &l) NOTHROW
2356{ 2451{
2357 if (!rp || !tp) 2452 if (!l.t)
2358 return; 2453 return;
2359 2454
2360 for (int i = TermWin.ncol; i; i--, rp++, tp++) 2455 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 2456
2457 for (int i = ncol; i--; )
2458 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2459}
2460
2364void 2461void
2365rxvt_term::scr_remap_chars () 2462rxvt_term::scr_remap_chars () NOTHROW
2366{ 2463{
2367 for (int i = TermWin.nrow + TermWin.saveLines; i--; ) 2464 for (int i = total_rows; i--; )
2368 scr_remap_chars (screen.text[i], screen.rend[i]); 2465 scr_remap_chars (row_buf [i]);
2369 2466
2370 for (int i = TermWin.nrow; i--; ) 2467 for (int i = nrow; i--; )
2468 {
2469 scr_remap_chars (drawn_buf [i]);
2470 scr_remap_chars (swap_buf [i]);
2471 }
2472}
2473
2474void
2475rxvt_term::scr_recolour () NOTHROW
2476{
2477#ifdef HAVE_BG_PIXMAP
2478 bgPixmap.apply ();
2479#else
2480 XSetWindowBackground (dpy, parent[0], pix_colors[Color_border]);
2481 XClearWindow (dpy, parent[0]);
2482 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2483# if HAVE_SCROLLBARS
2484 if (scrollBar.win)
2371 { 2485 {
2372 scr_remap_chars (drawn_text[i], drawn_rend[i]); 2486 XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]);
2373 scr_remap_chars (swap.text[i], swap.rend[i]); 2487 scrollBar.setIdle ();
2488 scrollbar_show (0);
2374 } 2489 }
2490# endif
2491#endif
2492
2493 scr_clear ();
2494 scr_touch (true);
2495 want_refresh = 1;
2375} 2496}
2376 2497
2377/* ------------------------------------------------------------------------- */ 2498/* ------------------------------------------------------------------------- */
2378void 2499void
2379rxvt_term::scr_clear (bool really) 2500rxvt_term::scr_clear (bool really) NOTHROW
2380{ 2501{
2381 if (!TermWin.mapped) 2502 if (!mapped)
2382 return; 2503 return;
2383 2504
2384 num_scr_allow = 0; 2505 num_scr_allow = 0;
2385 want_refresh = 1; 2506 want_refresh = 1;
2386 2507
2387#ifdef TRANSPARENT 2508 if (really)
2388 if ((Options & Opt_transparent) && (am_pixmap_trans == 0)) 2509 XClearWindow (dpy, vt);
2510}
2511
2512void
2513rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW
2514{
2515 int view_end = view_start + nrow;
2516 int row, col;
2517
2518 for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)
2519 {
2520 text_t *stp = ROW(row).t;
2521 rend_t *srp = ROW(row).r;
2522
2523 for (col = beg_col; col < end_col; col++)
2524 srp[col] ^= rstyle1;
2525
2526 while (col-- > beg_col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
2527 srp[col] ^= rstyle2;
2528
2529 if (++col < end_col)
2530 srp[col] ^= rstyle2;
2389 { 2531 }
2390 int i; 2532}
2391 2533
2392 if (! (Options & Opt_transparent_all)) 2534void
2535rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW
2536{
2537 int view_end = view_start + nrow;
2538 int row, col;
2539
2540 if (beg_row >= view_start)
2541 {
2542 col = beg_col;
2543 row = beg_row;
2544 }
2545 else
2546 {
2393 i = 0; 2547 col = 0;
2548 row = view_start;
2549 }
2550
2551 for (; row < min (end_row, view_end); row++, col = 0)
2552 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2553 srp[col] ^= rstyle;
2554
2555 if (row == end_row)
2556 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2557 srp[col] ^= rstyle;
2558}
2559
2560/* ------------------------------------------------------------------------- */
2561void
2562rxvt_term::scr_reverse_selection () NOTHROW
2563{
2564 if (selection.op
2565 && current_screen == selection.screen
2566 && selection.end.row >= view_start)
2567 {
2568#if !ENABLE_MINIMAL
2569 if (selection.rect)
2570 scr_xor_rect (selection.beg.row, selection.beg.col,
2571 selection.end.row, selection.end.col,
2572 RS_RVid, RS_RVid | RS_Uline);
2394 else 2573 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 2574#endif
2402 2575 scr_xor_span (selection.beg.row, selection.beg.col,
2403 if (really) 2576 selection.end.row, selection.end.col,
2404 XClearWindow (display->display, TermWin.vt); 2577 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 } 2578 }
2435} 2579}
2436 2580
2437/* ------------------------------------------------------------------------- */ 2581/* ------------------------------------------------------------------------- */
2438/* 2582/*
2439 * Dump the whole scrollback and screen to the passed filedescriptor. The 2583 * Dump the whole scrollback and screen to the passed filedescriptor. The
2440 * invoking routine must close the fd. 2584 * invoking routine must close the fd.
2441 */ 2585 */
2442#if 0 2586#if 0
2443void 2587void
2444rxvt_term::scr_dump (int fd) 2588rxvt_term::scr_dump (int fd) NOTHROW
2445{ 2589{
2446 int row, wrote; 2590 int row, wrote;
2447 unsigned int width, towrite; 2591 unsigned int width, towrite;
2448 char r1[] = "\n"; 2592 char r1[] = "\n";
2449 2593
2450 for (row = TermWin.saveLines - TermWin.nscrolled; 2594 for (row = saveLines - nsaved;
2451 row < TermWin.saveLines + TermWin.nrow - 1; row++) 2595 row < saveLines + nrow - 1; row++)
2452 { 2596 {
2453 width = screen.tlen[row] >= 0 ? screen.tlen[row] 2597 width = row_buf[row].l >= 0 ? row_buf[row].l
2454 : TermWin.ncol; 2598 : ncol;
2455 for (towrite = width; towrite; towrite -= wrote) 2599 for (towrite = width; towrite; towrite -= wrote)
2456 { 2600 {
2457 wrote = write (fd, & (screen.text[row][width - towrite]), 2601 wrote = write (fd, & (row_buf[row].t[width - towrite]),
2458 towrite); 2602 towrite);
2459 if (wrote < 0) 2603 if (wrote < 0)
2460 return; /* XXX: death, no report */ 2604 return; /* XXX: death, no report */
2461 } 2605 }
2462 if (screen.tlen[row] >= 0) 2606 if (row_buf[row].l >= 0)
2463 if (write (fd, r1, 1) <= 0) 2607 if (write (fd, r1, 1) <= 0)
2464 return; /* XXX: death, no report */ 2608 return; /* XXX: death, no report */
2465 } 2609 }
2466} 2610}
2467#endif 2611#endif
2468 2612
2469/* ------------------------------------------------------------------------- * 2613/* ------------------------------------------------------------------------- *
2470 * CHARACTER SELECTION * 2614 * CHARACTER SELECTION *
2471 * ------------------------------------------------------------------------- */ 2615 * ------------------------------------------------------------------------- */
2472
2473/*
2474 * -TermWin.nscrolled <= (selection row) <= TermWin.nrow - 1
2475 */
2476void 2616void
2477rxvt_term::selection_check (int check_more) 2617rxvt_term::selection_check (int check_more) NOTHROW
2478{ 2618{
2479 row_col_t pos; 2619 row_col_t pos;
2480 2620
2481 if (!selection.op) 2621 if (!selection.op)
2482 return; 2622 return;
2483 2623
2484 pos.row = pos.col = 0; 2624 pos.row = pos.col = 0;
2485 if ((selection.beg.row < - (int32_t)TermWin.nscrolled) 2625 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2486 || (selection.beg.row >= TermWin.nrow) 2626 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2487 || (selection.mark.row < - (int32_t)TermWin.nscrolled) 2627 || !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 2628 || (check_more == 1
2492 && current_screen == selection.screen 2629 && current_screen == selection.screen
2493 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 2630 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2494 && ROWCOL_IS_BEFORE (screen.cur, selection.end)) 2631 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
2495 || (check_more == 2 2632 || (check_more == 2
2497 && ROWCOL_IS_AFTER (selection.end, pos)) 2634 && ROWCOL_IS_AFTER (selection.end, pos))
2498 || (check_more == 3 2635 || (check_more == 3
2499 && ROWCOL_IS_AFTER (selection.end, pos)) 2636 && ROWCOL_IS_AFTER (selection.end, pos))
2500 || (check_more == 4 /* screen width change */ 2637 || (check_more == 4 /* screen width change */
2501 && (selection.beg.row != selection.end.row 2638 && (selection.beg.row != selection.end.row
2502 || selection.end.col > TermWin.ncol))) 2639 || selection.end.col > ncol)))
2503 CLEAR_SELECTION (); 2640 CLEAR_SELECTION ();
2504} 2641}
2505 2642
2506/* ------------------------------------------------------------------------- */ 2643/* ------------------------------------------------------------------------- */
2507/* 2644/*
2508 * Paste a selection direct to the command fd 2645 * Paste a selection direct to the command fd
2509 */ 2646 */
2510void 2647void
2511rxvt_term::paste (const unsigned char *data, unsigned int len) 2648rxvt_term::paste (char *data, unsigned int len) NOTHROW
2512{ 2649{
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 */ 2650 /* convert normal newline chars into common keyboard Return key sequence */
2522 for (i = 0; i < len; i += PROP_SIZE) 2651 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) 2652 if (data[i] == C0_LF)
2529 ds[j] = C0_CR; 2653 data[i] = C0_CR;
2530 2654
2531 tt_write (ds, (int)n); 2655 tt_write (data, len);
2532 }
2533
2534 free (ds);
2535} 2656}
2536 2657
2537/* ------------------------------------------------------------------------- */ 2658/* ------------------------------------------------------------------------- */
2538/* 2659/*
2539 * Respond to a notification that a primary selection has been sent 2660 * Respond to a notification that a primary selection has been sent
2540 * EXT: SelectionNotify 2661 * EXT: SelectionNotify
2541 */ 2662 */
2542int 2663void
2543rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop) 2664rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop) NOTHROW
2544{ 2665{
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 */ 2666 if (prop == None) /* check for failed XConvertSelection */
2552 { 2667 {
2553 if ((selection_type & Sel_CompoundText)) 2668 if ((selection_type & Sel_CompoundText))
2554 { 2669 {
2555 int selnum = selection_type & Sel_whereMask; 2670 int selnum = selection_type & Sel_whereMask;
2568 selection_request_other (xa[XA_COMPOUND_TEXT], selnum); 2683 selection_request_other (xa[XA_COMPOUND_TEXT], selnum);
2569 else 2684 else
2570 selection_type = 0; 2685 selection_type = 0;
2571 } 2686 }
2572 2687
2573 return 0; 2688 return;
2574 }
2575
2576 for (;;)
2577 { 2689 }
2578 if (XGetWindowProperty (display->display, win, prop, (long) (nread / 4), 2690
2579 (long) (PROP_SIZE / 4), delete_prop, 2691 unsigned long bytes_after;
2692 XTextProperty ct;
2693
2694 if (XGetWindowProperty (dpy, win, prop,
2695 0, PROP_SIZE / 4,
2696 delete_prop, AnyPropertyType,
2697 &ct.encoding, &ct.format,
2698 &ct.nitems, &bytes_after,
2699 &ct.value) != Success)
2700 {
2701 ct.value = 0;
2702 goto bailout;
2703 }
2704
2705 if (ct.encoding == None)
2706 goto bailout;
2707
2708 if (bytes_after)
2709 {
2710 // fetch and append remaining data
2711 XTextProperty ct2;
2712
2713 if (XGetWindowProperty (dpy, win, prop,
2714 ct.nitems / 4, (bytes_after + 3) / 4,
2715 delete_prop, AnyPropertyType,
2580 AnyPropertyType, &ct.encoding, &ct.format, 2716 &ct2.encoding, &ct2.format,
2581 &ct.nitems, &bytes_after, 2717 &ct2.nitems, &bytes_after,
2582 &ct.value) != Success) 2718 &ct2.value) != Success)
2583 break; 2719 goto bailout;
2584 2720
2585 if (ct.encoding == 0) 2721 // realloc should be compatible to XFree, here, and elsewhere, too
2586 { 2722 ct.value = (unsigned char *)realloc (ct.value, ct.nitems + ct2.nitems + 1);
2587 D_SELECT ((stderr, "rxvt_selection_paste: property didn't exist!")); 2723 memcpy (ct.value + ct.nitems, ct2.value, ct2.nitems + 1);
2588 break; 2724 ct.nitems += ct2.nitems;
2589 }
2590 2725
2726 XFree (ct2.value);
2727 }
2728
2591 if (ct.value == NULL) 2729 if (ct.value == 0)
2592 { 2730 goto bailout;
2593 D_SELECT ((stderr, "rxvt_selection_paste: property shooting blanks!"));
2594 continue;
2595 }
2596 2731
2732 if (ct.encoding == xa[XA_INCR])
2733 {
2734 // INCR selection, start handshake
2735 if (!delete_prop)
2736 XDeleteProperty (dpy, win, prop);
2737
2738 selection_wait = Sel_incr;
2739 incr_buf_fill = 0;
2740 incr_ev.start (NOW + 10);
2741
2742 goto bailout;
2743 }
2744
2597 if (ct.nitems == 0) 2745 if (ct.nitems == 0)
2746 {
2747 if (selection_wait == Sel_incr)
2748 {
2749 XFree (ct.value);
2750
2751 // finally complete, now paste the whole thing
2752 selection_wait = Sel_normal;
2753 ct.value = (unsigned char *)incr_buf;
2754 ct.nitems = incr_buf_fill;
2755 incr_buf = 0;
2756 incr_buf_size = 0;
2757 incr_ev.stop ();
2598 { 2758 }
2599 D_SELECT ((stderr, "rxvt_selection_paste: property empty - also INCR end")); 2759 else
2600 2760 {
2601 if (selection_wait == Sel_normal && nread == 0 2761 if (selection_wait == Sel_normal
2602 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion 2762 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion
2603 { 2763 {
2604 /* 2764 /*
2605 * pass through again trying CUT_BUFFER0 if we've come from 2765 * pass through again trying CUT_BUFFER0 if we've come from
2606 * XConvertSelection () but nothing was presented 2766 * XConvertSelection () but nothing was presented
2607 */ 2767 */
2608 D_SELECT ((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2609 selection_paste (display->root, XA_CUT_BUFFER0, False); 2768 selection_paste (display->root, XA_CUT_BUFFER0, False);
2610 } 2769 }
2611 2770
2612 nread = -1; /* discount any previous stuff */ 2771 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 { 2772 }
2773 }
2774 else if (selection_wait == Sel_incr)
2775 {
2776 incr_ev.start (NOW + 10);
2777
2778 while (incr_buf_fill + ct.nitems > incr_buf_size)
2779 {
2780 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
2781 incr_buf = (char *)realloc (incr_buf, incr_buf_size);
2782 }
2783
2784 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
2785 incr_buf_fill += ct.nitems;
2786
2787 goto bailout;
2788 }
2789
2790 char **cl;
2791 int cr;
2792
2793#if !ENABLE_MINIMAL
2794 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
2795 // so recode it manually
2796 if (ct.encoding == xa[XA_UTF8_STRING])
2797 {
2798 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
2799 char *s = rxvt_wcstombs (w);
2800 free (w);
2801 // TODO: strlen == only the first element will be converted. well...
2802 paste (s, strlen (s));
2803 free (s);
2804 }
2805 else
2806#endif
2807 if (XmbTextPropertyToTextList (dpy, &ct, &cl, &cr) >= 0
2808 && cl)
2809 {
2622 for (int i = 0; i < cr; i++) 2810 for (int i = 0; i < cr; i++)
2623 paste ((unsigned char *)cl[i], STRLEN (cl[i])); 2811 paste (cl[i], strlen (cl[i]));
2624 2812
2625 XFreeStringList (cl); 2813 XFreeStringList (cl);
2626 } 2814 }
2627 else 2815 else
2628 paste (ct.value, ct.nitems); 2816 paste ((char *)ct.value, ct.nitems); // paste raw
2629 2817
2630 if (bytes_after == 0) 2818bailout:
2631 break;
2632
2633 XFree (ct.value);
2634 }
2635
2636 if (ct.value)
2637 XFree (ct.value); 2819 XFree (ct.value);
2638 2820
2639 if (selection_wait == Sel_normal) 2821 if (selection_wait == Sel_normal)
2640 selection_wait = Sel_none; 2822 selection_wait = Sel_none;
2641
2642 D_SELECT ((stderr, "rxvt_selection_paste: bytes written: %ld", nread));
2643 return (int)nread;
2644} 2823}
2645 2824
2646void 2825void
2647rxvt_term::incr_cb (time_watcher &w) 2826rxvt_term::incr_cb (time_watcher &w) NOTHROW
2648{ 2827{
2649 selection_wait = Sel_none; 2828 selection_wait = Sel_none;
2650 2829
2830 incr_buf_size = 0;
2831 free (incr_buf);
2832
2651 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n"); 2833 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
2652} 2834}
2653 2835
2654/*
2655 * INCR support originally provided by Paul Sheer <psheer@obsidian.co.za>
2656 */
2657void 2836void
2658rxvt_term::selection_property (Window win, Atom prop) 2837rxvt_term::selection_property (Window win, Atom prop) NOTHROW
2659{ 2838{
2660 int reget_time = 0; 2839 if (prop == None || selection_wait != Sel_incr)
2661
2662 if (prop == None)
2663 return; 2840 return;
2664 2841
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) 2842 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} 2843}
2707 2844
2708/* ------------------------------------------------------------------------- */ 2845/* ------------------------------------------------------------------------- */
2709/* 2846/*
2710 * Request the current selection: 2847 * Request the current selection:
2714 * (+) if ownership is claimed but property is empty, rxvt_selection_paste () 2851 * (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2715 * will auto fallback to CUT_BUFFER0 2852 * will auto fallback to CUT_BUFFER0
2716 * EXT: button 2 release 2853 * EXT: button 2 release
2717 */ 2854 */
2718void 2855void
2719rxvt_term::selection_request (Time tm, int x, int y) 2856rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2720{ 2857{
2721 D_SELECT ((stderr, "rxvt_selection_request (%lu, %d, %d)", tm, x, y)); 2858 if (selection.text && selnum == Sel_Primary)
2722
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)
2974 { /* clear the old selection */ 3137 { /* clear the old selection */
2975 selection.beg.row = selection.end.row = selection.mark.row; 3138 selection.beg.row = selection.end.row = selection.mark.row;
2986 * We now only find out the boundary in one direction 3149 * We now only find out the boundary in one direction
2987 */ 3150 */
2988 3151
2989/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3152/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
2990#define DELIMIT_TEXT(x) \ 3153#define DELIMIT_TEXT(x) \
2991 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!STRCHR (rs[Rs_cutchars], (x))) 3154 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
2992#define DELIMIT_REND(x) 1 3155#define DELIMIT_REND(x) 1
2993 3156
2994void 3157void
2995rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) 3158rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW
2996{ 3159{
2997 int col, row, dirnadd, tcol, trow, w1, w2; 3160 int col, row, dirnadd, tcol, trow, w1, w2;
2998 row_col_t bound; 3161 row_col_t bound;
2999 text_t *stp; 3162 text_t *stp;
3000 rend_t *srp; 3163 rend_t *srp;
3001 3164
3002 if (dirn == UP) 3165 if (dirn == UP)
3003 { 3166 {
3004 bound.row = TermWin.saveLines - TermWin.nscrolled - 1; 3167 bound.row = top_row - 1;
3005 bound.col = 0; 3168 bound.col = 0;
3006 dirnadd = -1; 3169 dirnadd = -1;
3007 } 3170 }
3008 else 3171 else
3009 { 3172 {
3010 bound.row = TermWin.saveLines + TermWin.nrow; 3173 bound.row = nrow;
3011 bound.col = TermWin.ncol - 1; 3174 bound.col = ncol - 1;
3012 dirnadd = 1; 3175 dirnadd = 1;
3013 } 3176 }
3014 3177
3015 row = mark->row + TermWin.saveLines; 3178 row = mark->row;
3016 col = mark->col; 3179 col = max (mark->col, 0);
3017 MAX_IT (col, 0); 3180
3018 /* find the edge of a word */ 3181 /* find the edge of a word */
3019 stp = & (screen.text[row][col]); 3182 stp = ROW(row).t + col; w1 = DELIMIT_TEXT (*stp);
3020 w1 = DELIMIT_TEXT (*stp); 3183 srp = ROW(row).r + col; w2 = DELIMIT_REND (*srp);
3021
3022 srp = (&screen.rend[row][col]);
3023 w2 = DELIMIT_REND (*srp);
3024 3184
3025 for (;;) 3185 for (;;)
3026 { 3186 {
3027 for (; col != bound.col; col += dirnadd) 3187 for (; col != bound.col; col += dirnadd)
3028 { 3188 {
3038 break; 3198 break;
3039 } 3199 }
3040 3200
3041 if ((col == bound.col) && (row != bound.row)) 3201 if ((col == bound.col) && (row != bound.row))
3042 { 3202 {
3043 if (screen.tlen[ (row - (dirn == UP ? 1 : 0))] == -1) 3203 if (ROW(row - (dirn == UP ? 1 : 0)).is_longer ())
3044 { 3204 {
3045 trow = row + dirnadd; 3205 trow = row + dirnadd;
3046 tcol = dirn == UP ? TermWin.ncol - 1 : 0; 3206 tcol = dirn == UP ? ncol - 1 : 0;
3047 3207
3048 if (screen.text[trow] == NULL) 3208 if (!ROW(trow).t)
3049 break; 3209 break;
3050 3210
3051 stp = & (screen.text[trow][tcol]); 3211 stp = ROW(trow).t + tcol;
3052 srp = & (screen.rend[trow][tcol]); 3212 srp = ROW(trow).r + tcol;
3053 3213
3054 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2) 3214 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2)
3055 break; 3215 break;
3056 3216
3057 row = trow; 3217 row = trow;
3060 } 3220 }
3061 } 3221 }
3062 break; 3222 break;
3063 } 3223 }
3064 3224
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) 3225 if (dirn == DN)
3069 col++; /* put us on one past the end */ 3226 col++; /* put us on one past the end */
3070 3227
3071 /* Poke the values back in */ 3228 /* Poke the values back in */
3072 ret->row = row - TermWin.saveLines; 3229 ret->row = row;
3073 ret->col = col; 3230 ret->col = col;
3074} 3231}
3075 3232
3076/* ------------------------------------------------------------------------- */ 3233/* ------------------------------------------------------------------------- */
3077/* 3234/*
3080 * flag == 0 ==> button 1 3237 * flag == 0 ==> button 1
3081 * flag == 1 ==> button 3 press 3238 * flag == 1 ==> button 3 press
3082 * flag == 2 ==> button 3 motion 3239 * flag == 2 ==> button 3 motion
3083 */ 3240 */
3084void 3241void
3085rxvt_term::selection_extend (int x, int y, int flag) 3242rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
3086{ 3243{
3087 int col, row; 3244 int col = clamp (Pixel2Col (x), 0, ncol);
3088 3245 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 3246
3096 /* 3247 /*
3097 * If we're selecting characters (single click) then we must check first 3248 * 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 3249 * 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 3250 * 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. 3251 * be _past_ a character for it to be selected.
3101 */ 3252 */
3102 if (((selection.clicks % 3) == 1) && !flag 3253 if (((selection.clicks % 3) == 1) && !flag
3103 && (col == selection.mark.col 3254 && (col == selection.mark.col
3104 && (row == selection.mark.row + TermWin.view_start))) 3255 && (row == selection.mark.row - view_start)))
3105 { 3256 {
3106 /* select nothing */ 3257 /* select nothing */
3107 selection.beg.row = selection.end.row = 0; 3258 selection.beg.row = selection.end.row = 0;
3108 selection.beg.col = selection.end.col = 0; 3259 selection.beg.col = selection.end.col = 0;
3109 selection.clicks = 4; 3260 selection.clicks = 4;
3110 want_refresh = 1; 3261 want_refresh = 1;
3111 D_SELECT ((stderr, "rxvt_selection_extend () selection.clicks = 4"));
3112 return; 3262 return;
3113 } 3263 }
3114 3264
3115 if (selection.clicks == 4) 3265 if (selection.clicks == 4)
3116 selection.clicks = 1; 3266 selection.clicks = 1;
3123/* ------------------------------------------------------------------------- */ 3273/* ------------------------------------------------------------------------- */
3124/* 3274/*
3125 * Extend the selection to the specified col/row 3275 * Extend the selection to the specified col/row
3126 */ 3276 */
3127void 3277void
3128rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) 3278rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW
3129{ 3279{
3130 int16_t ncol = TermWin.ncol;
3131 int end_col;
3132 row_col_t pos; 3280 row_col_t pos;
3133 enum { 3281 enum {
3134 LEFT, RIGHT 3282 LEFT, RIGHT
3135 } closeto = RIGHT; 3283 } closeto = RIGHT;
3136 3284
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; 3285 want_refresh = 1;
3286
3141 switch (selection.op) 3287 switch (selection.op)
3142 { 3288 {
3143 case SELECTION_INIT: 3289 case SELECTION_INIT:
3144 CLEAR_SELECTION (); 3290 CLEAR_SELECTION ();
3145 selection.op = SELECTION_BEGIN; 3291 selection.op = SELECTION_BEGIN;
3158 selection_start_colrow (col, row); 3304 selection_start_colrow (col, row);
3159 /* FALLTHROUGH */ 3305 /* FALLTHROUGH */
3160 default: 3306 default:
3161 return; 3307 return;
3162 } 3308 }
3309
3163 if (selection.beg.col == selection.end.col 3310 if (selection.beg.col == selection.end.col
3164 && selection.beg.col != selection.mark.col 3311 && selection.beg.col != selection.mark.col
3165 && selection.beg.row == selection.end.row 3312 && selection.beg.row == selection.end.row
3166 && selection.beg.row != selection.mark.row) 3313 && selection.beg.row != selection.mark.row)
3167 { 3314 {
3168 selection.beg.col = selection.end.col = selection.mark.col; 3315 selection.beg.col = selection.end.col = selection.mark.col;
3169 selection.beg.row = selection.end.row = selection.mark.row; 3316 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 } 3317 }
3172 3318
3173 pos.col = col; 3319 pos.col = col;
3174 pos.row = row; 3320 pos.row = view_start + row;
3175
3176 pos.row -= TermWin.view_start; /* adjust for scroll */
3177 3321
3178 /* 3322 /*
3179 * This is mainly xterm style selection with a couple of differences, mainly 3323 * This is mainly xterm style selection with a couple of differences, mainly
3180 * in the way button3 drag extension works. 3324 * in the way button3 drag extension works.
3181 * We're either doing: button1 drag; button3 press; or button3 drag 3325 * We're either doing: button1 drag; button3 press; or button3 drag
3218 } 3362 }
3219 else 3363 else
3220 { /* button1 drag or button3 drag */ 3364 { /* button1 drag or button3 drag */
3221 if (ROWCOL_IS_AFTER (selection.mark, pos)) 3365 if (ROWCOL_IS_AFTER (selection.mark, pos))
3222 { 3366 {
3223 if ((selection.mark.row == selection.end.row) 3367 if (selection.mark.row == selection.end.row
3224 && (selection.mark.col == selection.end.col) 3368 && selection.mark.col == selection.end.col
3369 && clickchange
3225 && clickchange && selection.clicks == 2) 3370 && selection.clicks == 2)
3226 selection.mark.col--; 3371 selection.mark.col--;
3227 3372
3228 selection.beg.row = pos.row; 3373 selection.beg.row = pos.row;
3229 selection.beg.col = pos.col; 3374 selection.beg.col = pos.col;
3230 selection.end.row = selection.mark.row; 3375 selection.end.row = selection.mark.row;
3239 } 3384 }
3240 } 3385 }
3241 3386
3242 if (selection.clicks == 1) 3387 if (selection.clicks == 1)
3243 { 3388 {
3244 end_col = screen.tlen[selection.beg.row + TermWin.saveLines]; 3389 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3245 3390 && !ROW(selection.beg.row).is_longer ()
3246 if (end_col != -1 && selection.beg.col > end_col) 3391#if !ENABLE_MINIMAL
3392 && !selection.rect
3393#endif
3247 { 3394 )
3248#if 1
3249 selection.beg.col = ncol; 3395 selection.beg.col = ncol;
3250#else 3396
3251 if (selection.beg.row != selection.end.row) 3397 if (
3252 selection.beg.col = ncol; 3398 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN
3253 else 3399 && !ROW(selection.end.row).is_longer ()
3254 selection.beg.col = selection.mark.col; 3400#if !ENABLE_MINIMAL
3401 && !selection.rect
3255#endif 3402#endif
3256 } 3403 )
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; 3404 selection.end.col = ncol;
3262 } 3405 }
3263 else if (selection.clicks == 2) 3406 else if (selection.clicks == 2)
3264 { 3407 {
3265 if (ROWCOL_IS_AFTER (selection.end, selection.beg)) 3408 if (ROWCOL_IS_AFTER (selection.end, selection.beg))
3266 selection.end.col--; 3409 selection.end.col--;
3267 3410
3268 selection_delimit_word (UP, & (selection.beg), & (selection.beg));
3269 selection_delimit_word (DN, & (selection.end), & (selection.end)); 3411 selection_delimit_word (UP, &selection.beg, &selection.beg);
3412 selection_delimit_word (DN, &selection.end, &selection.end);
3270 } 3413 }
3271 else if (selection.clicks == 3) 3414 else if (selection.clicks == 3)
3272 { 3415 {
3273#ifndef NO_FRILLS 3416#if ENABLE_FRILLS
3274 if ((Options & Opt_tripleclickwords)) 3417 if (option (Opt_tripleclickwords))
3275 { 3418 {
3276 int end_row; 3419 selection_delimit_word (UP, &selection.beg, &selection.beg);
3277 3420
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++) 3421 for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3282 { 3422 {
3283 end_col = screen.tlen[end_row + TermWin.saveLines]; 3423 if (!ROW(end_row).is_longer ())
3284
3285 if (end_col != -1)
3286 { 3424 {
3287 selection.end.row = end_row; 3425 selection.end.row = end_row;
3288 selection.end.col = end_col; 3426 selection.end.col = ROW(end_row).l;
3427# if !ENABLE_MINIMAL
3289 selection_remove_trailing_spaces (); 3428 selection_remove_trailing_spaces ();
3429# endif
3290 break; 3430 break;
3291 } 3431 }
3292 } 3432 }
3293 } 3433 }
3294 else 3434 else
3295#endif 3435#endif
3296 { 3436 {
3297 if (ROWCOL_IS_AFTER (selection.mark, selection.beg)) 3437 if (ROWCOL_IS_AFTER (selection.mark, selection.beg))
3298 selection.mark.col++; 3438 selection.mark.col++;
3439
3299 selection.beg.col = 0; 3440 selection.beg.col = 0;
3300 selection.end.col = ncol; 3441 selection.end.col = ncol;
3442
3443 // select a complete logical line
3444 while (selection.beg.row > -saveLines
3445 && ROW(selection.beg.row - 1).is_longer ())
3446 selection.beg.row--;
3447
3448 while (selection.end.row < nrow
3449 && ROW(selection.end.row).is_longer ())
3450 selection.end.row++;
3301 } 3451 }
3302 } 3452 }
3303 3453
3304 if (button3 && buttonpress) 3454 if (button3 && buttonpress)
3305 { /* mark may need to be changed */ 3455 { /* mark may need to be changed */
3306 if (closeto == LEFT) 3456 if (closeto == LEFT)
3307 { 3457 {
3308 selection.mark.row = selection.end.row; 3458 selection.mark.row = selection.end.row;
3309 selection.mark.col = selection.end.col 3459 selection.mark.col = selection.end.col - (selection.clicks == 2);
3310 - (selection.clicks == 2);
3311 } 3460 }
3312 else 3461 else
3313 { 3462 {
3314 selection.mark.row = selection.beg.row; 3463 selection.mark.row = selection.beg.row;
3315 selection.mark.col = selection.beg.col; 3464 selection.mark.col = selection.beg.col;
3316 } 3465 }
3317 } 3466 }
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 3467
3321#ifndef NO_FRILLS 3468#if !ENABLE_MINIMAL
3469 if (selection.rect && selection.beg.col > selection.end.col)
3470 ::swap (selection.beg.col, selection.end.col);
3471#endif
3472}
3473
3474#if !ENABLE_MINIMAL
3322void 3475void
3323rxvt_term::selection_remove_trailing_spaces () 3476rxvt_term::selection_remove_trailing_spaces () NOTHROW
3324{ 3477{
3325 int32_t end_col, end_row; 3478 int32_t end_col, end_row;
3326 text_t *stp; 3479 text_t *stp;
3327 3480
3328 end_col = selection.end.col; 3481 end_col = selection.end.col;
3329 end_row = selection.end.row; 3482 end_row = selection.end.row;
3483
3330 for ( ; end_row >= selection.beg.row; ) 3484 for (; end_row >= selection.beg.row; )
3331 { 3485 {
3332 stp = screen.text[end_row + TermWin.saveLines]; 3486 stp = ROW(end_row).t;
3487
3333 while (--end_col >= 0) 3488 while (--end_col >= 0)
3334 { 3489 {
3335 if (stp[end_col] != ' ' && stp[end_col] != '\t') 3490 if (stp[end_col] != NOCHAR
3491 && !unicode::is_space (stp[end_col]))
3336 break; 3492 break;
3337 } 3493 }
3494
3338 if (end_col >= 0 3495 if (end_col >= 0
3339 || screen.tlen[end_row - 1 + TermWin.saveLines] != -1) 3496 || !ROW(end_row - 1).is_longer ())
3340 { 3497 {
3341 selection.end.col = end_col + 1; 3498 selection.end.col = end_col + 1;
3342 selection.end.row = end_row; 3499 selection.end.row = end_row;
3343 break; 3500 break;
3344 } 3501 }
3502
3345 end_row--; 3503 end_row--;
3346 end_col = TermWin.ncol; 3504 end_col = ncol;
3347 } 3505 }
3506
3348 if (selection.mark.row > selection.end.row) 3507 if (selection.mark.row > selection.end.row)
3349 { 3508 {
3350 selection.mark.row = selection.end.row; 3509 selection.mark.row = selection.end.row;
3351 selection.mark.col = selection.end.col; 3510 selection.mark.col = selection.end.col;
3352 } 3511 }
3360/* 3519/*
3361 * Double click on button 3 when already selected 3520 * Double click on button 3 when already selected
3362 * EXT: button 3 double click 3521 * EXT: button 3 double click
3363 */ 3522 */
3364void 3523void
3365rxvt_term::selection_rotate (int x, int y) 3524rxvt_term::selection_rotate (int x, int y) NOTHROW
3366{ 3525{
3367 selection.clicks = selection.clicks % 3 + 1; 3526 selection.clicks = selection.clicks % 3 + 1;
3368 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1); 3527 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3369} 3528}
3370 3529
3371/* ------------------------------------------------------------------------- */ 3530/* ------------------------------------------------------------------------- */
3372/* 3531/*
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 3532 * Respond to a request for our current selection
3382 * EXT: SelectionRequest 3533 * EXT: SelectionRequest
3383 */ 3534 */
3384void 3535void
3385rxvt_term::selection_send (const XSelectionRequestEvent &rq) 3536rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3386{ 3537{
3387 XSelectionEvent ev; 3538 XSelectionEvent ev;
3388 XTextProperty ct;
3389 XICCEncodingStyle style;
3390 Atom target;
3391 3539
3392 ev.type = SelectionNotify; 3540 ev.type = SelectionNotify;
3393 ev.property = None; 3541 ev.property = None;
3394 ev.display = rq.display; 3542 ev.display = rq.display;
3395 ev.requestor = rq.requestor; 3543 ev.requestor = rq.requestor;
3397 ev.target = rq.target; 3545 ev.target = rq.target;
3398 ev.time = rq.time; 3546 ev.time = rq.time;
3399 3547
3400 if (rq.target == xa[XA_TARGETS]) 3548 if (rq.target == xa[XA_TARGETS])
3401 { 3549 {
3402 Atom32 target_list[6]; 3550 Atom target_list[6];
3403 Atom32 *target = target_list; 3551 Atom *target = target_list;
3404 3552
3405 *target++ = (Atom32) xa[XA_TARGETS]; 3553 *target++ = xa[XA_TARGETS];
3406 *target++ = (Atom32) xa[XA_TIMESTAMP]; 3554 *target++ = xa[XA_TIMESTAMP];
3407 *target++ = (Atom32) XA_STRING; 3555 *target++ = XA_STRING;
3408 *target++ = (Atom32) xa[XA_TEXT]; 3556 *target++ = xa[XA_TEXT];
3409 *target++ = (Atom32) xa[XA_COMPOUND_TEXT]; 3557 *target++ = xa[XA_COMPOUND_TEXT];
3410#if X_HAVE_UTF8_STRING 3558#if X_HAVE_UTF8_STRING
3411 *target++ = (Atom32) xa[XA_UTF8_STRING]; 3559 *target++ = xa[XA_UTF8_STRING];
3412#endif 3560#endif
3413 3561
3414 XChangeProperty (display->display, rq.requestor, rq.property, XA_ATOM, 3562 XChangeProperty (dpy, rq.requestor, rq.property, XA_ATOM,
3415 (8 * sizeof (target_list[0])), PropModeReplace, 3563 32, PropModeReplace,
3416 (unsigned char *)target_list, 3564 (unsigned char *)target_list, target - target_list);
3417 target - target_list);
3418 ev.property = rq.property; 3565 ev.property = rq.property;
3419 } 3566 }
3567#if TODO // TODO
3420 else if (rq.target == xa[XA_MULTIPLE]) 3568 else if (rq.target == xa[XA_MULTIPLE])
3421 { 3569 {
3422 /* TODO: Handle MULTIPLE */ 3570 /* TODO: Handle MULTIPLE */
3423 } 3571 }
3572#endif
3424 else if (rq.target == xa[XA_TIMESTAMP] && selection.text) 3573 else if (rq.target == xa[XA_TIMESTAMP] && selection.text)
3425 { 3574 {
3426 XChangeProperty (display->display, rq.requestor, rq.property, XA_INTEGER, 3575 XChangeProperty (dpy, rq.requestor, rq.property, rq.target,
3427 (8 * sizeof (Time)), PropModeReplace,
3428 (unsigned char *)&selection_time, 1); 3576 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3429 ev.property = rq.property; 3577 ev.property = rq.property;
3430 } 3578 }
3431 else if (rq.target == XA_STRING 3579 else if (rq.target == XA_STRING
3432 || rq.target == xa[XA_TEXT] 3580 || rq.target == xa[XA_TEXT]
3433 || rq.target == xa[XA_COMPOUND_TEXT] 3581 || rq.target == xa[XA_COMPOUND_TEXT]
3434 || rq.target == xa[XA_UTF8_STRING] 3582 || rq.target == xa[XA_UTF8_STRING]
3435 ) 3583 )
3436 { 3584 {
3585 XTextProperty ct;
3586 Atom target = rq.target;
3437 short freect = 0; 3587 short freect = 0;
3438 int selectlen; 3588 int selectlen;
3439 wchar_t *cl; 3589 wchar_t *cl;
3440 3590 enum {
3441 target = rq.target; 3591 enc_string = XStringStyle,
3592 enc_text = XStdICCTextStyle,
3593 enc_compound_text = XCompoundTextStyle,
3594#ifdef X_HAVE_UTF8_STRING
3595 enc_utf8 = XUTF8StringStyle,
3596#else
3597 enc_utf8 = -1,
3598#endif
3599 } style;
3442 3600
3443 if (target == XA_STRING) 3601 if (target == XA_STRING)
3444 // we actually don't do XA_STRING, but who cares, as i18n clients 3602 // we actually don't do XA_STRING, but who cares, as i18n clients
3445 // will ask for another format anyways. 3603 // will ask for another format anyways.
3446 style = XStringStyle; 3604 style = enc_string;
3447 else if (target == xa[XA_TEXT]) 3605 else if (target == xa[XA_TEXT])
3448 style = XStdICCTextStyle; 3606 style = enc_text;
3449 else if (target == xa[XA_COMPOUND_TEXT]) 3607 else if (target == xa[XA_COMPOUND_TEXT])
3450 style = XCompoundTextStyle; 3608 style = enc_compound_text;
3451#if X_HAVE_UTF8_STRING 3609#if !ENABLE_MINIMAL
3452 else if (target == xa[XA_UTF8_STRING]) 3610 else if (target == xa[XA_UTF8_STRING])
3453 style = XUTF8StringStyle; 3611 style = enc_utf8;
3454#endif 3612#endif
3455 else 3613 else
3456 { 3614 {
3457 target = xa[XA_COMPOUND_TEXT]; 3615 target = xa[XA_COMPOUND_TEXT];
3458 style = XCompoundTextStyle; 3616 style = enc_compound_text;
3459 } 3617 }
3460 3618
3461 if (selection.text) 3619 if (selection.text)
3462 { 3620 {
3463 cl = selection.text; 3621 cl = selection.text;
3467 { 3625 {
3468 cl = L""; 3626 cl = L"";
3469 selectlen = 0; 3627 selectlen = 0;
3470 } 3628 }
3471 3629
3472 // Xwc doesn't handle iso-10646 in wchar_t gracefully, so maybe recode it 3630#if !ENABLE_MINIMAL
3473 // manually for XUTF8StringStyle. 3631 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
3632 // so recode it manually
3633 if (style == enc_utf8)
3634 {
3635 freect = 1;
3636 ct.encoding = target;
3637 ct.format = 8;
3638 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);
3639 ct.nitems = strlen ((char *)ct.value);
3640 }
3641 else
3642#endif
3474 if (XwcTextListToTextProperty (display->display, &cl, 1, style, &ct) >= 0) 3643 if (XwcTextListToTextProperty (dpy, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3475 freect = 1; 3644 freect = 1;
3476 else 3645 else
3477 { 3646 {
3478 /* if we failed to convert then send it raw */ 3647 /* if we failed to convert then send it raw */
3479 ct.value = (unsigned char *)cl; 3648 ct.value = (unsigned char *)cl;
3480 ct.nitems = selectlen; 3649 ct.nitems = selectlen;
3650 ct.encoding = target;
3481 } 3651 }
3482 3652
3483 XChangeProperty (display->display, rq.requestor, rq.property, 3653 XChangeProperty (dpy, rq.requestor, rq.property,
3484 target, 8, PropModeReplace, 3654 ct.encoding, 8, PropModeReplace,
3485 ct.value, (int)ct.nitems); 3655 ct.value, (int)ct.nitems);
3486 ev.property = rq.property; 3656 ev.property = rq.property;
3487 3657
3488 if (freect) 3658 if (freect)
3489 XFree (ct.value); 3659 XFree (ct.value);
3490 } 3660 }
3491 3661
3492 XSendEvent (display->display, rq.requestor, False, 0L, (XEvent *)&ev); 3662 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3493} 3663}
3494 3664
3495/* ------------------------------------------------------------------------- * 3665/* ------------------------------------------------------------------------- *
3496 * MOUSE ROUTINES * 3666 * MOUSE ROUTINES *
3497 * ------------------------------------------------------------------------- */ 3667 * ------------------------------------------------------------------------- */
3498 3668
3499/* 3669/*
3500 * return col/row values corresponding to x/y pixel values 3670 * return col/row values corresponding to x/y pixel values
3501 */ 3671 */
3502void 3672void
3503rxvt_term::pixel_position (int *x, int *y) 3673rxvt_term::pixel_position (int *x, int *y) NOTHROW
3504{ 3674{
3505 *x = Pixel2Col (*x); 3675 *x = Pixel2Col (*x);
3506 /* MAX_IT (*x, 0); MIN_IT (*x, (int)TermWin.ncol - 1); */ 3676 /* max_it (*x, 0); min_it (*x, (int)ncol - 1); */
3507 *y = Pixel2Row (*y); 3677 *y = Pixel2Row (*y);
3508 /* MAX_IT (*y, 0); MIN_IT (*y, (int)TermWin.nrow - 1); */ 3678 /* max_it (*y, 0); min_it (*y, (int)nrow - 1); */
3509} 3679}
3510 3680
3511/* ------------------------------------------------------------------------- */ 3681/* ------------------------------------------------------------------------- */
3512#ifdef USE_XIM 3682#ifdef USE_XIM
3513void 3683void
3514rxvt_term::im_set_position (XPoint *pos) 3684rxvt_term::im_set_position (XPoint &pos) NOTHROW
3515{ 3685{
3516 XWindowAttributes xwa; 3686 XWindowAttributes xwa;
3517 3687
3518 XGetWindowAttributes (display->display, TermWin.vt, &xwa); 3688 XGetWindowAttributes (dpy, vt, &xwa);
3689
3519 pos->x = Col2Pixel (screen.cur.col) + xwa.x; 3690 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3520 pos->y = Height2Pixel ((screen.cur.row + 1)) + xwa.y - TermWin.lineSpace; 3691 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3521} 3692}
3522
3523#endif 3693#endif
3694
3695#if ENABLE_OVERLAY
3696void
3697rxvt_term::scr_overlay_new (int x, int y, int w, int h) NOTHROW
3698{
3699 if (nrow < 1 || ncol < 1)
3700 return;
3701
3702 want_refresh = 1;
3703
3704 scr_overlay_off ();
3705
3706 if (x < 0) x = ncol - w;
3707 if (y < 0) y = nrow - h;
3708
3709 // make space for border
3710 w += 2; min_it (w, ncol);
3711 h += 2; min_it (h, nrow);
3712
3713 x -= 1; clamp_it (x, 0, ncol - w);
3714 y -= 1; clamp_it (y, 0, nrow - h);
3715
3716 ov_x = x; ov_y = y;
3717 ov_w = w; ov_h = h;
3718
3719 ov_text = new text_t *[h];
3720 ov_rend = new rend_t *[h];
3721
3722 for (y = 0; y < h; y++)
3723 {
3724 text_t *tp = ov_text[y] = new text_t[w];
3725 rend_t *rp = ov_rend[y] = new rend_t[w];
3726
3727 text_t t0, t1, t2;
3728 rend_t r = OVERLAY_RSTYLE;
3729
3730 if (y == 0)
3731 t0 = 0x2554, t1 = 0x2550, t2 = 0x2557;
3732 else if (y < h - 1)
3733 t0 = 0x2551, t1 = 0x0020, t2 = 0x2551;
3734 else
3735 t0 = 0x255a, t1 = 0x2550, t2 = 0x255d;
3736
3737 *tp++ = t0;
3738 *rp++ = r;
3739
3740 for (x = w - 2; x > 0; --x)
3741 {
3742 *tp++ = t1;
3743 *rp++ = r;
3744 }
3745
3746 *tp = t2;
3747 *rp = r;
3748 }
3749}
3750
3751void
3752rxvt_term::scr_overlay_off () NOTHROW
3753{
3754 if (!ov_text)
3755 return;
3756
3757 want_refresh = 1;
3758
3759 for (int y = 0; y < ov_h; y++)
3760 {
3761 delete [] ov_text[y];
3762 delete [] ov_rend[y];
3763 }
3764
3765 delete [] ov_text; ov_text = 0;
3766 delete [] ov_rend; ov_rend = 0;
3767}
3768
3769void
3770rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW
3771{
3772 if (!ov_text || x >= ov_w - 2 || y >= ov_h - 2)
3773 return;
3774
3775 x++, y++;
3776
3777 ov_text[y][x] = text;
3778 ov_rend[y][x] = rend;
3779}
3780
3781void
3782rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW
3783{
3784 while (*s)
3785 scr_overlay_set (x++, y, *s++);
3786}
3787
3788void
3789rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW
3790{
3791 while (*s)
3792 {
3793 text_t t = *s++;
3794 int width = WCWIDTH (t);
3795
3796 while (width--)
3797 {
3798 scr_overlay_set (x++, y, t);
3799 t = NOCHAR;
3800 }
3801 }
3802}
3803
3804void
3805rxvt_term::scr_swap_overlay () NOTHROW
3806{
3807 if (!ov_text)
3808 return;
3809
3810 // swap screen mem with overlay
3811 for (int y = ov_h; y--; )
3812 {
3813 text_t *t1 = ov_text[y];
3814 rend_t *r1 = ov_rend[y];
3815
3816 text_t *t2 = ROW(y + ov_y + view_start).t + ov_x;
3817 rend_t *r2 = ROW(y + ov_y + view_start).r + ov_x;
3818
3819 for (int x = ov_w; x--; )
3820 {
3821 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3822 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3823 }
3824 }
3825}
3826
3827#endif
3524/* ------------------------------------------------------------------------- */ 3828/* ------------------------------------------------------------------------- */
3829

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