1 /*--------------------------------*-C-*--------------------------------------*
3 *---------------------------------------------------------------------------*
5 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com>
6 * Copyright (c) 2003-2004 Marc Lehmann <pcg@goof.com>
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
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
21 *--------------------------------------------------------------------------*/
24 * This file handles _all_ screen updates and selections
27 #include "../config.h" /* NECESSARY */
29 #include "rxvt.h" /* NECESSARY */
30 #include "screen.intpro" /* PROTOS for internal routines */
32 #include <X11/Xmd.h> /* get the typedef for CARD32 */
37 #include "salloc.C" // HACK, should be a seperate compile!
39 inline void fill_text (text_t *start, text_t value, int len)
45 /* ------------------------------------------------------------------------- */
46 #define PROP_SIZE 16384
47 #define TABSIZE 8 /* default tab size */
49 /* ------------------------------------------------------------------------- *
50 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES *
51 * ------------------------------------------------------------------------- */
52 #define ZERO_SCROLLBACK() \
53 if ((Options & Opt_scrollTtyOutput) == Opt_scrollTtyOutput) \
54 TermWin.view_start = 0
55 #define CLEAR_SELECTION() \
56 selection.beg.row = selection.beg.col \
57 = selection.end.row = selection.end.col = 0
58 #define CLEAR_ALL_SELECTION() \
59 selection.beg.row = selection.beg.col \
60 = selection.mark.row = selection.mark.col \
61 = selection.end.row = selection.end.col = 0
63 #define ROW_AND_COL_IS_AFTER(A, B, C, D) \
64 (((A) > (C)) || (((A) == (C)) && ((B) > (D))))
65 #define ROW_AND_COL_IS_BEFORE(A, B, C, D) \
66 (((A) < (C)) || (((A) == (C)) && ((B) < (D))))
67 #define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \
68 (((A) == (C)) && ((B) > (D)))
69 #define ROW_AND_COL_IN_ROW_AT_OR_AFTER(A, B, C, D) \
70 (((A) == (C)) && ((B) >= (D)))
71 #define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \
72 (((A) == (C)) && ((B) < (D)))
73 #define ROW_AND_COL_IN_ROW_AT_OR_BEFORE(A, B, C, D) \
74 (((A) == (C)) && ((B) <= (D)))
76 /* these must be row_col_t */
77 #define ROWCOL_IS_AFTER(X, Y) \
78 ROW_AND_COL_IS_AFTER ((X).row, (X).col, (Y).row, (Y).col)
79 #define ROWCOL_IS_BEFORE(X, Y) \
80 ROW_AND_COL_IS_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
81 #define ROWCOL_IN_ROW_AFTER(X, Y) \
82 ROW_AND_COL_IN_ROW_AFTER ((X).row, (X).col, (Y).row, (Y).col)
83 #define ROWCOL_IN_ROW_BEFORE(X, Y) \
84 ROW_AND_COL_IN_ROW_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
85 #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)
87 #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)
91 * CLEAR_ROWS : clear <num> rows starting from row <row>
92 * 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
95 #define drawBuffer TermWin.vt
97 #define CLEAR_ROWS(row, num) \
99 XClearArea (display->display, drawBuffer, TermWin.int_bwidth, \
100 Row2Pixel (row), (unsigned int)TermWin.width, \
101 (unsigned int)Height2Pixel (num), False)
103 #define CLEAR_CHARS(x, y, num) \
104 if (TermWin.mapped) \
105 XClearArea (display->display, drawBuffer, x, y, \
106 (unsigned int)Width2Pixel (num), \
107 (unsigned int)Height2Pixel (1), False)
109 #define ERASE_ROWS(row, num) \
110 XFillRectangle (display->display, drawBuffer, TermWin.gc, \
111 TermWin.int_bwidth, Row2Pixel (row), \
112 (unsigned int)TermWin.width, \
113 (unsigned int)Height2Pixel (num))
115 /* ------------------------------------------------------------------------- *
116 * SCREEN `COMMON' ROUTINES *
117 * ------------------------------------------------------------------------- */
118 /* Fill part/all of a line with blanks. */
120 rxvt_term::scr_blank_line (text_t *et, rend_t *er, unsigned int width, rend_t efs)
122 efs &= ~RS_baseattrMask;
123 efs = SET_FONT (efs, TermWin.fontset->find_font (' '));
132 /* ------------------------------------------------------------------------- */
133 /* Fill a full line with blanks - make sure it is allocated first */
135 rxvt_term::scr_blank_screen_mem (text_t **tp, rend_t **rp, unsigned int row, rend_t efs)
138 assert ((tp[row] && rp[row]) || (tp[row] == NULL && rp[row] == NULL));
142 tp[row] = (text_t *)talloc->alloc ();
143 rp[row] = (rend_t *)ralloc->alloc ();
146 scr_blank_line (tp[row], rp[row], TermWin.ncol, efs);
149 /* ------------------------------------------------------------------------- *
150 * SCREEN INITIALISATION *
151 * ------------------------------------------------------------------------- */
153 rxvt_term::scr_reset ()
155 unsigned int ncol, nrow, total_rows, prev_total_rows;
160 D_SCREEN ((stderr, "rxvt_scr_reset ()"));
162 TermWin.view_start = 0;
165 if (TermWin.ncol == 0)
168 if (TermWin.nrow == 0)
174 if (ncol == prev_ncol && nrow == prev_nrow)
179 total_rows = nrow + TermWin.saveLines;
180 prev_total_rows = prev_nrow + TermWin.saveLines;
183 screen.bscroll = nrow - 1;
187 talloc = new rxvt_salloc (ncol * sizeof (text_t));
188 ralloc = new rxvt_salloc (ncol * sizeof (rend_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
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 *));
202 screen.tlen = (int16_t *)rxvt_calloc (total_rows, sizeof (int16_t));
203 swap.tlen = (int16_t *)rxvt_calloc (nrow, sizeof (int16_t));
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 *));
210 for (p = 0; p < nrow; p++)
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);
219 MEMSET (charsets, 'B', sizeof (charsets));
220 TermWin.nscrolled = 0; /* no saved lines */
221 rstyle = DEFAULT_RSTYLE;
222 screen.flags = Screen_DefaultFlags;
223 screen.cur.row = screen.cur.col = 0;
225 current_screen = PRIMARY;
229 swap.flags = Screen_DefaultFlags;
230 swap.cur.row = swap.cur.col = 0;
232 current_screen = SECONDARY;
234 current_screen = PRIMARY;
237 selection.text = NULL;
239 selection.op = SELECTION_CLEAR;
240 selection.screen = PRIMARY;
241 selection.clicks = 0;
242 CLEAR_ALL_SELECTION ();
248 * add or delete rows as appropriate
250 setrstyle = DEFAULT_RSTYLE;
252 if (nrow < prev_nrow)
255 k = min (TermWin.nscrolled, prev_nrow - nrow);
256 scr_scroll_text (0, (int)prev_nrow - 1, k, 1);
258 for (p = nrow; p < prev_nrow; p++)
260 q = p + TermWin.saveLines;
264 assert (screen.rend[q]);
266 talloc->free (screen.text[q]);
267 ralloc->free (screen.rend[q]);
272 assert (swap.rend[p]);
274 talloc->free (swap.text[p]);
275 ralloc->free (swap.rend[p]);
278 assert (drawn_text[p] && drawn_rend[p]);
280 talloc->free (drawn_text[p]);
281 ralloc->free (drawn_rend[p]);
284 /* we have fewer rows so fix up cursor position */
285 MIN_IT (screen.cur.row, (int32_t)nrow - 1);
286 MIN_IT (swap.cur.row, (int32_t)nrow - 1);
288 scr_reset_realloc (); /* realloc _last_ */
290 else if (nrow > prev_nrow)
293 scr_reset_realloc (); /* realloc _first_ */
295 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
297 k = min (TermWin.nscrolled, nrow - prev_nrow);
299 for (p = prev_total_rows; p < total_rows; p++)
302 screen.text[p] = NULL;
303 screen.rend[p] = NULL;
306 for (p = prev_total_rows; p < total_rows - k; p++)
307 scr_blank_screen_mem (screen.text, screen.rend, p, setrstyle);
309 for (p = prev_nrow; p < nrow; p++)
314 drawn_text[p] = NULL;
315 drawn_rend[p] = NULL;
316 scr_blank_screen_mem (swap.text, swap.rend, p, setrstyle);
317 scr_blank_screen_mem (drawn_text, drawn_rend, p, setrstyle);
322 scr_scroll_text (0, (int)nrow - 1, -k, 1);
324 screen.s_cur.row += k;
325 TermWin.nscrolled -= k;
328 assert (screen.cur.row < TermWin.nrow);
329 assert (swap.cur.row < TermWin.nrow);
330 #else /* drive with your eyes closed */
332 MIN_IT (screen.cur.row, nrow - 1);
333 MIN_IT (swap.cur.row, nrow - 1);
335 TermWin.ncol = ncol; // save b/c scr_blank_screen_mem uses this
339 if (ncol != prev_ncol)
341 int common = min (prev_ncol, ncol);
342 rxvt_salloc *ta = new rxvt_salloc (ncol * sizeof (text_t));
343 rxvt_salloc *ra = new rxvt_salloc (ncol * sizeof (rend_t));
345 for (p = 0; p < total_rows; p++)
349 text_t *t = (text_t *)ta->alloc (); memcpy (t, screen.text[p], common * sizeof (text_t)); screen.text[p] = t;
350 rend_t *r = (rend_t *)ra->alloc (); memcpy (r, screen.rend[p], common * sizeof (rend_t)); screen.rend[p] = r;
352 MIN_IT (screen.tlen[p], (int16_t)ncol);
354 if (ncol > prev_ncol)
355 scr_blank_line (& (screen.text[p][prev_ncol]),
356 & (screen.rend[p][prev_ncol]),
362 for (p = 0; p < nrow; p++)
364 text_t *t = (text_t *)ta->alloc (); memcpy (t, drawn_text[p], common * sizeof (text_t)); drawn_text[p] = t;
365 rend_t *r = (rend_t *)ra->alloc (); memcpy (r, drawn_rend[p], common * sizeof (rend_t)); drawn_rend[p] = r;
367 if (ncol > prev_ncol)
368 scr_blank_line (& (drawn_text[p][prev_ncol]),
369 & (drawn_rend[p][prev_ncol]),
370 ncol - prev_ncol, setrstyle);
374 text_t *t = (text_t *)ta->alloc (); memcpy (t, swap.text[p], common * sizeof (text_t)); swap.text[p] = t;
375 rend_t *r = (rend_t *)ra->alloc (); memcpy (r, swap.rend[p], common * sizeof (rend_t)); swap.rend[p] = r;
377 MIN_IT (swap.tlen[p], (int16_t)ncol);
379 if (ncol > prev_ncol)
380 scr_blank_line (& (swap.text[p][prev_ncol]),
381 & (swap.rend[p][prev_ncol]),
382 ncol - prev_ncol, setrstyle);
387 MIN_IT (screen.cur.col, (int16_t)ncol - 1);
388 MIN_IT (swap.cur.col, (int16_t)ncol - 1);
390 delete talloc; talloc = ta;
391 delete ralloc; ralloc = ra;
401 tabs = (char *)rxvt_malloc (ncol * sizeof (char));
403 for (p = 0; p < ncol; p++)
404 tabs[p] = (p % TABSIZE == 0) ? 1 : 0;
410 rxvt_term::scr_reset_realloc ()
412 uint16_t total_rows, nrow;
415 total_rows = nrow + TermWin.saveLines;
417 screen.text = (text_t **)rxvt_realloc (screen.text, total_rows * sizeof (text_t *));
418 buf_text = (text_t **)rxvt_realloc (buf_text , total_rows * sizeof (text_t *));
419 drawn_text = (text_t **)rxvt_realloc (drawn_text , nrow * sizeof (text_t *));
420 swap.text = (text_t **)rxvt_realloc (swap.text , nrow * sizeof (text_t *));
422 screen.tlen = (int16_t *)rxvt_realloc (screen.tlen, total_rows * sizeof (int16_t));
423 swap.tlen = (int16_t *)rxvt_realloc (swap.tlen , total_rows * sizeof (int16_t));
425 screen.rend = (rend_t **)rxvt_realloc (screen.rend, total_rows * sizeof (rend_t *));
426 buf_rend = (rend_t **)rxvt_realloc (buf_rend , total_rows * sizeof (rend_t *));
427 drawn_rend = (rend_t **)rxvt_realloc (drawn_rend , nrow * sizeof (rend_t *));
428 swap.rend = (rend_t **)rxvt_realloc (swap.rend , nrow * sizeof (rend_t *));
432 /* ------------------------------------------------------------------------- */
434 * Free everything. That way malloc debugging can find leakage.
437 rxvt_term::scr_release ()
442 total_rows = TermWin.nrow + TermWin.saveLines;
444 delete talloc; talloc = 0;
445 delete ralloc; ralloc = 0;
459 /* NULL these so if anything tries to use them, we'll know about it */
460 screen.text = drawn_text = swap.text = NULL;
461 screen.rend = drawn_rend = swap.rend = NULL;
462 screen.tlen = swap.tlen = NULL;
468 /* ------------------------------------------------------------------------- */
473 rxvt_term::scr_poweron ()
475 D_SCREEN ((stderr, "rxvt_scr_poweron ()"));
478 prev_nrow = prev_ncol = 0;
482 scr_refresh (SLOW_REFRESH);
485 /* ------------------------------------------------------------------------- *
486 * PROCESS SCREEN COMMANDS *
487 * ------------------------------------------------------------------------- */
489 * Save and Restore cursor
490 * XTERM_SEQ: Save cursor : ESC 7
491 * XTERM_SEQ: Restore cursor: ESC 8
494 rxvt_term::scr_cursor (int mode)
498 D_SCREEN ((stderr, "rxvt_scr_cursor (%c)", mode));
500 #if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
501 if (current_screen == SECONDARY)
510 s->s_cur.row = s->cur.row;
511 s->s_cur.col = s->cur.col;
512 s->s_rstyle = rstyle;
513 s->s_charset = s->charset;
514 s->s_charset_char = charsets[s->charset];
519 s->cur.row = s->s_cur.row;
520 s->cur.col = s->s_cur.col;
521 s->flags &= ~Screen_WrapNext;
522 rstyle = s->s_rstyle;
523 s->charset = s->s_charset;
524 charsets[s->charset] = s->s_charset_char;
529 /* boundary check in case screen size changed between SAVE and RESTORE */
530 MIN_IT (s->cur.row, TermWin.nrow - 1);
531 MIN_IT (s->cur.col, TermWin.ncol - 1);
533 assert (s->cur.row >= 0);
534 assert (s->cur.col >= 0);
535 #else /* drive with your eyes closed */
536 MAX_IT (s->cur.row, 0);
537 MAX_IT (s->cur.col, 0);
541 /* ------------------------------------------------------------------------- */
543 * Swap between primary and secondary screens
544 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h
545 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l
548 rxvt_term::scr_change_screen (int scrn)
557 D_SCREEN ((stderr, "rxvt_scr_change_screen (%d)", scrn));
559 TermWin.view_start = 0;
561 if (current_screen == scrn)
564 selection_check (2); /* check for boundary cross */
566 SWAP_IT (current_screen, scrn, int);
568 if (Options & Opt_secondaryScreen)
571 offset = TermWin.saveLines;
572 for (i = prev_nrow; i--;)
574 SWAP_IT (screen.text[i + offset], swap.text[i], text_t *);
575 SWAP_IT (screen.tlen[i + offset], swap.tlen[i], int16_t);
576 SWAP_IT (screen.rend[i + offset], swap.rend[i], rend_t *);
578 SWAP_IT (screen.cur.row, swap.cur.row, int16_t);
579 SWAP_IT (screen.cur.col, swap.cur.col, int16_t);
581 assert ((screen.cur.row >= 0) && (screen.cur.row < prev_nrow));
582 assert ((screen.cur.col >= 0) && (screen.cur.col < prev_ncol));
583 # else /* drive with your eyes closed */
584 MAX_IT (screen.cur.row, 0);
585 MIN_IT (screen.cur.row, (int32_t)prev_nrow - 1);
586 MAX_IT (screen.cur.col, 0);
587 MIN_IT (screen.cur.col, (int32_t)prev_ncol - 1);
589 SWAP_IT (screen.charset, swap.charset, int16_t);
590 SWAP_IT (screen.flags, swap.flags, int);
591 screen.flags |= Screen_VisibleCursor;
592 swap.flags |= Screen_VisibleCursor;
596 if (Options & Opt_secondaryScroll)
597 //if (current_screen == PRIMARY)
598 scr_scroll_text (0, (prev_nrow - 1), prev_nrow, 0);
602 /* ------------------------------------------------------------------------- */
604 * Change the colour for following text
607 rxvt_term::scr_color (unsigned int color, int fgbg)
610 if (fgbg == Color_fg)
611 rstyle = SET_FGCOLOR (rstyle, color);
613 rstyle = SET_BGCOLOR (rstyle, color);
616 /* ------------------------------------------------------------------------- */
618 * Change the rendition style for following text
621 rxvt_term::scr_rendition (int set, int style)
625 else if (style == ~RS_None)
626 rstyle = DEFAULT_RSTYLE;
631 /* ------------------------------------------------------------------------- */
633 * Scroll text between <row1> and <row2> inclusive, by <count> lines
634 * count positive ==> scroll up
635 * count negative ==> scroll down
636 * spec == 0 for normal routines
639 rxvt_term::scr_scroll_text (int row1, int row2, int count, int spec)
644 if (count == 0 || (row1 > row2))
648 D_SCREEN ((stderr, "rxvt_scroll_text (%d,%d,%d,%d): %s", row1, row2, count, spec, (current_screen == PRIMARY) ? "Primary" : "Secondary"));
650 if (row1 == 0 && count > 0
651 && (current_screen == PRIMARY || Options & Opt_secondaryScroll))
653 nscrolled = (long)TermWin.nscrolled + (long)count;
655 if (nscrolled > (long)TermWin.saveLines)
656 TermWin.nscrolled = TermWin.saveLines;
658 TermWin.nscrolled = (uint16_t)nscrolled;
660 if ((Options & Opt_scrollWithBuffer)
661 && TermWin.view_start != 0
662 && TermWin.view_start != TermWin.saveLines)
663 scr_page (UP, count);
666 row1 += TermWin.saveLines;
668 row2 += TermWin.saveLines;
670 if (selection.op && current_screen == selection.screen)
672 i = selection.beg.row + TermWin.saveLines;
673 j = selection.end.row + TermWin.saveLines;
674 if ((i < row1 && j > row1)
675 || (i < row2 && j > row2)
676 || (i - count < row1 && i >= row1)
677 || (i - count > row2 && i <= row2)
678 || (j - count < row1 && j >= row1)
679 || (j - count > row2 && j <= row2))
681 CLEAR_ALL_SELECTION ();
682 selection.op = SELECTION_CLEAR; /* XXX: too aggressive? */
684 else if (j >= row1 && j <= row2)
686 /* move selected region too */
687 selection.beg.row -= count;
688 selection.end.row -= count;
689 selection.mark.row -= count;
693 selection_check (0); /* _after_ TermWin.nscrolled update */
708 /* A1: Copy lines that will get clobbered by the rotation */
709 for (i = 0, j = row1; i < count; i++, j++)
711 buf_text[i] = screen.text[j];
712 buf_rend[i] = screen.rend[j];
714 /* A2: Rotate lines */
715 for (j = row1, i = j + count; i <= row2; i++, j++)
717 screen.tlen[j] = screen.tlen[i];
718 screen.text[j] = screen.text[i];
719 screen.rend[j] = screen.rend[i];
721 j = row2 - count + 1, i = count;
723 else /* if (j < 0) */
727 /* B1: Copy lines that will get clobbered by the rotation */
728 for (i = 0, j = row2; i < count; i++, j--)
730 buf_text[i] = screen.text[j];
731 buf_rend[i] = screen.rend[j];
733 /* B2: Rotate lines */
734 for (j = row2, i = j - count; i >= row1; i--, j--)
736 screen.tlen[j] = screen.tlen[i];
737 screen.text[j] = screen.text[i];
738 screen.rend[j] = screen.rend[i];
744 /* C: Resurrect lines */
748 screen.text[j] = buf_text[i];
749 screen.rend[j] = buf_rend[i];
751 if (!spec) /* line length may not equal TermWin.ncol */
752 scr_blank_screen_mem (screen.text, screen.rend,
753 (unsigned int)j, rstyle);
759 /* ------------------------------------------------------------------------- */
761 * Add text given in <str> of length <len> to screen struct
764 rxvt_term::scr_add_lines (const unicode_t *str, int nlines, int len)
766 unsigned char checksel, clearsel;
768 int i, row, last_col;
772 if (len <= 0) /* sanity */
776 last_col = TermWin.ncol;
778 D_SCREEN ((stderr, "rxvt_scr_add_lines (%d,%d)", nlines, len));
782 nlines += (screen.cur.row - screen.bscroll);
784 && (screen.tscroll == 0)
785 && (screen.bscroll == (TermWin.nrow - 1)))
787 /* _at least_ this many lines need to be scrolled */
788 scr_scroll_text (screen.tscroll, screen.bscroll, nlines, 0);
789 screen.cur.row -= nlines;
793 assert (screen.cur.col < last_col);
794 assert ((screen.cur.row < TermWin.nrow)
795 && (screen.cur.row >= - (int32_t)TermWin.nscrolled));
796 #else /* drive with your eyes closed */
797 MIN_IT (screen.cur.col, last_col - 1);
798 MIN_IT (screen.cur.row, (int32_t)TermWin.nrow - 1);
799 MAX_IT (screen.cur.row, - (int32_t)TermWin.nscrolled);
801 row = screen.cur.row + TermWin.saveLines;
803 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
806 stp = screen.text[row];
807 srp = screen.rend[row];
821 if (screen.tlen[row] != -1) /* XXX: think about this */
822 MAX_IT (screen.tlen[row], screen.cur.col);
824 screen.flags &= ~Screen_WrapNext;
826 if (screen.cur.row == screen.bscroll)
827 scr_scroll_text (screen.tscroll, screen.bscroll, 1, 0);
828 else if (screen.cur.row < (TermWin.nrow - 1))
829 row = (++screen.cur.row) + TermWin.saveLines;
831 stp = screen.text[row]; /* _must_ refresh */
832 srp = screen.rend[row]; /* _must_ refresh */
836 if (screen.tlen[row] != -1) /* XXX: think about this */
837 MAX_IT (screen.tlen[row], screen.cur.col);
839 screen.flags &= ~Screen_WrapNext;
844 if (checksel /* see if we're writing within selection */
845 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
846 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
852 if (screen.flags & Screen_WrapNext)
854 screen.tlen[row] = -1;
855 if (screen.cur.row == screen.bscroll)
856 scr_scroll_text (screen.tscroll, screen.bscroll, 1, 0);
857 else if (screen.cur.row < (TermWin.nrow - 1))
858 row = (++screen.cur.row) + TermWin.saveLines;
860 stp = screen.text[row]; /* _must_ refresh */
861 srp = screen.rend[row]; /* _must_ refresh */
863 screen.flags &= ~Screen_WrapNext;
866 if (screen.flags & Screen_Insert)
867 scr_insdel_chars (1, INSERT);
869 // rely on wcwidth to tell us the character width, at least for non-latin1
870 // do wcwidth before further replacements, as wcwidth says that line-drawing
871 // characters have width -1 (DOH!) on GNU/Linux sometimes.
872 int width = c < 256 ? 1 : wcwidth (c);
874 if (charsets[screen.charset] == '0') // DEC SPECIAL
876 // vt100 special graphics and line drawing
877 static uint16_t vt100_0[32] = { // 5f .. 7e
878 0x0020, 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0,
879 0x00b1, 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c,
880 0x23ba, 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534,
881 0x252c, 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7,
884 if (c >= 0x5f && c <= 0x7e)
886 c = vt100_0[c - 0x5f];
893 #if !UNICODE_3 && ENABLE_COMBINING
894 // trim characters we can't store directly :(
896 c = rxvt_composite.compose (c); // map to lower 16 bits
898 rend_t rend = SET_FONT (rstyle, TermWin.fontset->find_font (c));
902 stp[screen.cur.col] = c;
903 srp[screen.cur.col] = rend;
905 if (screen.cur.col < last_col - 1)
909 screen.tlen[row] = last_col;
910 if (screen.flags & Screen_Autowrap)
911 screen.flags |= Screen_WrapNext;
919 // pad with spaces when overwriting wide character with smaller one
920 for (int c = screen.cur.col; c < last_col && stp[c] == NOCHAR; c++)
929 // handle combining characters
930 // we just tag the accent on the previous on-screen character.
931 // this is arguably not correct, but also arguably not wrong.
932 // we don't handle double-width characters nicely yet.
937 if (screen.cur.col > 0)
939 tp = stp + screen.cur.col - 1;
940 rp = srp + screen.cur.col - 1;
942 else if (screen.cur.row > 0
943 && screen.tlen [screen.cur.row - 1 + TermWin.saveLines] == -1)
945 tp = screen.text[screen.cur.row - 1 + TermWin.saveLines] + last_col - 1;
946 rp = screen.rend[screen.cur.row - 1 + TermWin.saveLines] + last_col - 1;
951 // handle double-width-chars by making them look extremely ugly
953 *tp = ' '; // hack //D //TODO //--tp, --rp;
955 // first try to find a precomposed character
956 unicode_t n = rxvt_compose (*tp, c);
958 n = rxvt_composite.compose (*tp, c);
961 *rp = SET_FONT (*rp, TermWin.fontset->find_font (*tp));
966 if (screen.tlen[row] != -1) /* XXX: think about this */
967 MAX_IT (screen.tlen[row], screen.cur.col);
970 * If we wrote anywhere in the selected area, kill the selection
971 * XXX: should we kill the mark too? Possibly, but maybe that
972 * should be a similar check.
978 assert (screen.cur.row >= 0);
979 #else /* drive with your eyes closed */
980 MAX_IT (screen.cur.row, 0);
984 /* ------------------------------------------------------------------------- */
986 * Process Backspace. Move back the cursor back a position, wrap if have to
990 rxvt_term::scr_backspace ()
994 if (screen.cur.col == 0)
996 if (screen.cur.row > 0)
998 #ifdef TERMCAP_HAS_BW
999 screen.cur.col = TermWin.ncol - 1;
1006 else if ((screen.flags & Screen_WrapNext) == 0)
1007 scr_gotorc (0, -1, RELATIVE);
1009 screen.flags &= ~Screen_WrapNext;
1012 /* ------------------------------------------------------------------------- */
1014 * Process Horizontal Tab
1015 * count: +ve = forward; -ve = backwards
1019 rxvt_term::scr_tab (int count)
1023 D_SCREEN ((stderr, "rxvt_scr_tab (%d)", count));
1025 i = x = screen.cur.col;
1031 for (; ++i < TermWin.ncol; )
1040 x = TermWin.ncol - 1;
1042 else /* if (count < 0) */
1056 if (x != screen.cur.col)
1057 scr_gotorc (0, x, R_RELATIVE);
1060 /* ------------------------------------------------------------------------- */
1062 * Process DEC Back Index
1064 * Move cursor left in row. If we're at the left boundary, shift everything
1065 * in that row right. Clear left column.
1069 rxvt_term::scr_backindex ()
1071 if (screen.cur.col > 0)
1072 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
1075 if (screen.tlen[screen.cur.row + TermWin.saveLines] == 0)
1076 return; /* um, yeah? */
1077 scr_insdel_chars (1, INSERT);
1081 /* ------------------------------------------------------------------------- */
1083 * Process DEC Forward Index
1085 * Move cursor right in row. If we're at the right boundary, shift everything
1086 * in that row left. Clear right column.
1090 rxvt_term::scr_forwardindex ()
1094 if (screen.cur.col < TermWin.ncol - 1)
1095 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1098 row = screen.cur.row + TermWin.saveLines;
1099 if (screen.tlen[row] == 0)
1100 return; /* um, yeah? */
1101 else if (screen.tlen[row] == -1)
1102 screen.tlen[row] = TermWin.ncol;
1103 scr_gotorc (0, 0, R_RELATIVE);
1104 scr_insdel_chars (1, DELETE);
1105 scr_gotorc (0, TermWin.ncol - 1, R_RELATIVE);
1110 /* ------------------------------------------------------------------------- */
1115 rxvt_term::scr_gotorc (int row, int col, int relative)
1120 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));
1122 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
1123 MAX_IT (screen.cur.col, 0);
1124 MIN_IT (screen.cur.col, (int32_t)TermWin.ncol - 1);
1126 screen.flags &= ~Screen_WrapNext;
1127 if (relative & R_RELATIVE)
1131 if (screen.cur.row <= screen.bscroll
1132 && (screen.cur.row + row) > screen.bscroll)
1133 screen.cur.row = screen.bscroll;
1135 screen.cur.row += row;
1139 if (screen.cur.row >= screen.tscroll
1140 && (screen.cur.row + row) < screen.tscroll)
1141 screen.cur.row = screen.tscroll;
1143 screen.cur.row += row;
1148 if (screen.flags & Screen_Relative)
1149 { /* relative origin mode */
1150 screen.cur.row = row + screen.tscroll;
1151 MIN_IT (screen.cur.row, screen.bscroll);
1154 screen.cur.row = row;
1156 MAX_IT (screen.cur.row, 0);
1157 MIN_IT (screen.cur.row, (int32_t)TermWin.nrow - 1);
1159 while (screen.cur.col > 0
1160 && screen.text[screen.cur.row + TermWin.saveLines][screen.cur.col] == NOCHAR)
1164 /* ------------------------------------------------------------------------- */
1166 * direction should be UP or DN
1169 rxvt_term::scr_index (enum page_dirn direction)
1174 dirn = ((direction == UP) ? 1 : -1);
1175 D_SCREEN ((stderr, "rxvt_scr_index (%d)", dirn));
1179 screen.flags &= ~Screen_WrapNext;
1180 if ((screen.cur.row == screen.bscroll && direction == UP)
1181 || (screen.cur.row == screen.tscroll && direction == DN))
1182 scr_scroll_text (screen.tscroll, screen.bscroll, dirn, 0);
1184 screen.cur.row += dirn;
1185 MAX_IT (screen.cur.row, 0);
1186 MIN_IT (screen.cur.row, (int32_t)TermWin.nrow - 1);
1187 selection_check (0);
1190 /* ------------------------------------------------------------------------- */
1192 * Erase part or whole of a line
1193 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1194 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1195 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1198 rxvt_term::scr_erase_line (int mode)
1200 unsigned int row, col, num;
1203 D_SCREEN ((stderr, "rxvt_scr_erase_line (%d) at screen row: %d", mode, screen.cur.row));
1206 selection_check (1);
1208 screen.flags &= ~Screen_WrapNext;
1210 row = TermWin.saveLines + screen.cur.row;
1213 case 0: /* erase to end of line */
1214 col = screen.cur.col;
1215 num = TermWin.ncol - col;
1216 MIN_IT (screen.tlen[row], (int16_t)col);
1217 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1218 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1221 case 1: /* erase to beginning of line */
1223 num = screen.cur.col + 1;
1224 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur)
1225 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1228 case 2: /* erase whole line */
1231 screen.tlen[row] = 0;
1232 if (selection.beg.row <= screen.cur.row
1233 && selection.end.row >= screen.cur.row)
1240 if (screen.text[row])
1241 scr_blank_line (& (screen.text[row][col]),
1242 & (screen.rend[row][col]), num, rstyle);
1244 scr_blank_screen_mem (screen.text, screen.rend, row, rstyle);
1247 /* ------------------------------------------------------------------------- */
1249 * Erase part of whole of the screen
1250 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1251 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1252 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1255 rxvt_term::scr_erase_screen (int mode)
1258 int32_t row, row_offset;
1263 D_SCREEN ((stderr, "rxvt_scr_erase_screen (%d) at screen row: %d", mode, screen.cur.row));
1265 row_offset = (int32_t)TermWin.saveLines;
1269 case 0: /* erase to end of screen */
1270 selection_check (1);
1272 row = screen.cur.row + 1; /* possible OOB */
1273 num = TermWin.nrow - row;
1275 case 1: /* erase to beginning of screen */
1276 selection_check (3);
1279 num = screen.cur.row;
1281 case 2: /* erase whole screen */
1282 selection_check (3);
1290 refresh_type |= REFRESH_BOUNDS;
1292 if (selection.op && current_screen == selection.screen
1293 && ((selection.beg.row >= row && selection.beg.row <= row + num)
1294 || (selection.end.row >= row
1295 && selection.end.row <= row + num)))
1298 if (row >= TermWin.nrow) /* Out Of Bounds */
1301 MIN_IT (num, (TermWin.nrow - row));
1303 if (rstyle & (RS_RVid | RS_Uline))
1304 ren = (rend_t) ~RS_None;
1305 else if (GET_BASEBG (rstyle) == Color_bg)
1307 ren = DEFAULT_RSTYLE;
1308 CLEAR_ROWS (row, num);
1312 ren = (rstyle & (RS_fgMask | RS_bgMask));
1313 gcvalue.foreground = PixColors[GET_BGCOLOR (rstyle)];
1314 XChangeGC (display->display, TermWin.gc, GCForeground, &gcvalue);
1315 ERASE_ROWS (row, num);
1316 gcvalue.foreground = PixColors[Color_fg];
1317 XChangeGC (display->display, TermWin.gc, GCForeground, &gcvalue);
1320 for (; num--; row++)
1322 scr_blank_screen_mem (screen.text, screen.rend,
1323 (unsigned int) (row + row_offset), rstyle);
1324 screen.tlen[row + row_offset] = 0;
1325 scr_blank_line (drawn_text[row], drawn_rend[row],
1326 (unsigned int)TermWin.ncol, ren);
1330 /* ------------------------------------------------------------------------- */
1332 * Fill the screen with `E's
1333 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1344 selection_check (3);
1346 fs = SET_FONT (rstyle, TermWin.fontset->find_font ('E'));
1347 for (k = TermWin.saveLines, i = TermWin.nrow; i--; k++)
1349 screen.tlen[k] = TermWin.ncol; /* make the `E's selectable */
1350 fill_text (screen.text[k], 'E', TermWin.ncol);
1351 for (r1 = screen.rend[k], j = TermWin.ncol; j--; )
1356 /* ------------------------------------------------------------------------- */
1358 * Insert/Delete <count> lines
1361 rxvt_term::scr_insdel_lines (int count, int insdel)
1367 selection_check (1);
1369 if (screen.cur.row > screen.bscroll)
1372 end = screen.bscroll - screen.cur.row + 1;
1375 if (insdel == DELETE)
1377 else if (insdel == INSERT)
1380 screen.flags &= ~Screen_WrapNext;
1382 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count, 0);
1385 /* ------------------------------------------------------------------------- */
1387 * Insert/Delete <count> characters from the current position
1390 rxvt_term::scr_insdel_chars (int count, int insdel)
1404 selection_check (1);
1405 MIN_IT (count, (TermWin.ncol - screen.cur.col));
1407 row = screen.cur.row + TermWin.saveLines;
1408 screen.flags &= ~Screen_WrapNext;
1410 stp = screen.text[row];
1411 srp = screen.rend[row];
1412 slp = & (screen.tlen[row]);
1417 for (col = TermWin.ncol - 1; (col - count) >= screen.cur.col;
1420 stp[col] = stp[col - count];
1421 srp[col] = srp[col - count];
1427 MIN_IT (*slp, TermWin.ncol);
1430 if (selection.op && current_screen == selection.screen
1431 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1433 if (selection.end.row != screen.cur.row
1434 || (selection.end.col + count >= TermWin.ncol))
1437 { /* shift selection */
1438 selection.beg.col += count;
1439 selection.mark.col += count; /* XXX: yes? */
1440 selection.end.col += count;
1444 scr_blank_line (& (stp[screen.cur.col]), & (srp[screen.cur.col]),
1445 (unsigned int)count, rstyle);
1449 screen.cur.col += count; /* don't worry if > TermWin.ncol */
1450 selection_check (1);
1451 screen.cur.col -= count;
1452 scr_blank_line (& (stp[screen.cur.col]), & (srp[screen.cur.col]),
1453 (unsigned int)count, rstyle);
1457 tr = srp[TermWin.ncol - 1] & (RS_fgMask | RS_bgMask | RS_baseattrMask);
1459 for (col = screen.cur.col; (col + count) < TermWin.ncol; col++)
1461 stp[col] = stp[col + count];
1462 srp[col] = srp[col + count];
1465 scr_blank_line (& (stp[TermWin.ncol - count]),
1466 & (srp[TermWin.ncol - count]),
1467 (unsigned int)count, tr);
1469 if (*slp == -1) /* break line continuation */
1470 *slp = TermWin.ncol;
1475 if (selection.op && current_screen == selection.screen
1476 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1478 if (selection.end.row != screen.cur.row
1479 || (screen.cur.col >= selection.beg.col - count)
1480 || selection.end.col >= TermWin.ncol)
1484 /* shift selection */
1485 selection.beg.col -= count;
1486 selection.mark.col -= count; /* XXX: yes? */
1487 selection.end.col -= count;
1495 /* ------------------------------------------------------------------------- */
1497 * Set the scrolling region
1498 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1501 rxvt_term::scr_scroll_region (int top, int bot)
1504 MIN_IT (bot, (int)TermWin.nrow - 1);
1509 screen.tscroll = top;
1510 screen.bscroll = bot;
1511 scr_gotorc (0, 0, 0);
1514 /* ------------------------------------------------------------------------- */
1516 * Make the cursor visible/invisible
1517 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1518 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1521 rxvt_term::scr_cursor_visible (int mode)
1526 screen.flags |= Screen_VisibleCursor;
1528 screen.flags &= ~Screen_VisibleCursor;
1531 /* ------------------------------------------------------------------------- */
1533 * Set/unset automatic wrapping
1534 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1535 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1538 rxvt_term::scr_autowrap (int mode)
1541 screen.flags |= Screen_Autowrap;
1543 screen.flags &= ~ (Screen_Autowrap | Screen_WrapNext);
1546 /* ------------------------------------------------------------------------- */
1548 * Set/unset margin origin mode
1549 * Absolute mode: line numbers are counted relative to top margin of screen
1550 * and the cursor can be moved outside the scrolling region.
1551 * Relative mode: line numbers are relative to top margin of scrolling region
1552 * and the cursor cannot be moved outside.
1553 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1554 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1557 rxvt_term::scr_relative_origin (int mode)
1560 screen.flags |= Screen_Relative;
1562 screen.flags &= ~Screen_Relative;
1563 scr_gotorc (0, 0, 0);
1566 /* ------------------------------------------------------------------------- */
1568 * Set insert/replace mode
1569 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1570 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1573 rxvt_term::scr_insert_mode (int mode)
1576 screen.flags |= Screen_Insert;
1578 screen.flags &= ~Screen_Insert;
1581 /* ------------------------------------------------------------------------- */
1584 * XTERM_SEQ: Set tab at current column : ESC H
1585 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1586 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1589 rxvt_term::scr_set_tab (int mode)
1592 MEMSET (tabs, 0, TermWin.ncol * sizeof (char));
1593 else if (screen.cur.col < TermWin.ncol)
1594 tabs[screen.cur.col] = (mode ? 1 : 0);
1597 /* ------------------------------------------------------------------------- */
1599 * Set reverse/normal video
1600 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1601 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1604 rxvt_term::scr_rvideo_mode (int mode)
1611 SWAP_IT (PixColors[Color_fg], PixColors[Color_bg], rxvt_color);
1612 #if defined(XPM_BACKGROUND)
1613 if (bgPixmap.pixmap == None)
1615 #if defined(TRANSPARENT)
1616 if (! (Options & Opt_transparent) || am_transparent == 0)
1618 XSetWindowBackground (display->display, TermWin.vt,
1619 PixColors[Color_bg]);
1621 gcvalue.foreground = PixColors[Color_fg];
1622 gcvalue.background = PixColors[Color_bg];
1623 XChangeGC (display->display, TermWin.gc, GCBackground | GCForeground,
1630 /* ------------------------------------------------------------------------- */
1632 * Report current cursor position
1633 * XTERM_SEQ: Report position: ESC [ 6 n
1636 rxvt_term::scr_report_position ()
1638 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1641 /* ------------------------------------------------------------------------- *
1643 * ------------------------------------------------------------------------- */
1649 rxvt_term::set_font_style ()
1651 switch (charsets[screen.charset])
1653 case '0': /* DEC Special Character & Line Drawing Set */
1655 case 'A': /* United Kingdom (UK) */
1657 case 'B': /* United States (USASCII) */
1659 case '<': /* Multinational character set */
1661 case '5': /* Finnish character set */
1663 case 'C': /* Finnish character set */
1665 case 'K': /* German character set */
1670 /* ------------------------------------------------------------------------- */
1673 * XTERM_SEQ: Invoke G0 character set: CTRL-O
1674 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1675 * XTERM_SEQ: Invoke G2 character set: ESC N
1676 * XTERM_SEQ: Invoke G3 character set: ESC O
1679 rxvt_term::scr_charset_choose (int set)
1681 screen.charset = set;
1685 /* ------------------------------------------------------------------------- */
1688 * XTERM_SEQ: Set G0 character set: ESC ( <C>
1689 * XTERM_SEQ: Set G1 character set: ESC ) <C>
1690 * XTERM_SEQ: Set G2 character set: ESC * <C>
1691 * XTERM_SEQ: Set G3 character set: ESC + <C>
1692 * See set_font_style for possible values for <C>
1695 rxvt_term::scr_charset_set (int set, unsigned int ch)
1697 charsets[set] = (unsigned char)ch;
1702 /* ------------------------------------------------------------------------- *
1703 * MAJOR SCREEN MANIPULATION *
1704 * ------------------------------------------------------------------------- */
1707 * refresh matching text.
1710 rxvt_term::scr_refresh_rend (rend_t mask, rend_t value)
1714 for (int i = 0; i < TermWin.nrow; i++)
1717 rend_t *drp = drawn_rend [i];
1719 for (; col < TermWin.ncol; col++, drp++)
1720 if ((*drp & mask) == value)
1740 rxvt_term::scr_expose (int x, int y, int width, int height, bool refresh)
1743 row_col_t rc[RC_COUNT];
1745 if (drawn_text == NULL) /* sanity check */
1749 x = max (x, (int)TermWin.int_bwidth);
1750 x = min (x, (int)TermWin.width);
1751 y = max (y, (int)TermWin.int_bwidth);
1752 y = min (y, (int)TermWin.height);
1756 rc[PART_BEG].col = Pixel2Col (x);
1757 rc[PART_BEG].row = Pixel2Row (y);
1759 rc[PART_END].col = Pixel2Width (x + width + TermWin.fwidth - 1);
1760 rc[PART_END].row = Pixel2Row (y + height + TermWin.fheight - 1);
1763 for (i = PART_BEG; i < RC_COUNT; i++)
1765 MIN_IT (rc[i].col, TermWin.ncol - 1);
1766 MIN_IT (rc[i].row, TermWin.nrow - 1);
1769 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));
1771 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1772 fill_text (& (drawn_text[i][rc[PART_BEG].col]), 0,
1773 (rc[PART_END].col - rc[PART_BEG].col + 1));
1776 scr_refresh (SLOW_REFRESH | REFRESH_BOUNDS);
1779 /* ------------------------------------------------------------------------- */
1781 * Refresh the entire screen
1784 rxvt_term::scr_touch (bool refresh)
1786 scr_expose (0, 0, TermWin.width, TermWin.height, refresh);
1789 /* ------------------------------------------------------------------------- */
1791 * Move the display so that the line represented by scrollbar value Y is at
1792 * the top of the screen
1795 rxvt_term::scr_move_to (int y, int len)
1798 uint16_t oldviewstart;
1800 oldviewstart = TermWin.view_start;
1803 p = (TermWin.nrow + TermWin.nscrolled) * (len - y) / len;
1804 p -= (long) (TermWin.nrow - 1);
1807 TermWin.view_start = (uint16_t)min (p, TermWin.nscrolled);
1808 D_SCREEN ((stderr, "rxvt_scr_move_to (%d, %d) view_start:%d", y, len, TermWin.view_start));
1810 return scr_changeview (oldviewstart);
1813 /* ------------------------------------------------------------------------- */
1815 * Page the screen up/down nlines
1816 * direction should be UP or DN
1819 rxvt_term::scr_page (enum page_dirn direction, int nlines)
1822 uint16_t oldviewstart;
1824 D_SCREEN ((stderr, "rxvt_scr_page (%s, %d) view_start:%d", ((direction == UP) ? "UP" : "DN"), nlines, TermWin.view_start));
1826 assert ((nlines >= 0) && (nlines <= TermWin.nrow));
1828 oldviewstart = TermWin.view_start;
1829 if (direction == UP)
1831 n = TermWin.view_start + nlines;
1832 TermWin.view_start = min (n, TermWin.nscrolled);
1836 n = TermWin.view_start - nlines;
1837 TermWin.view_start = max (n, 0);
1839 return scr_changeview (oldviewstart);
1843 rxvt_term::scr_changeview (uint16_t oldviewstart)
1845 if (TermWin.view_start != oldviewstart)
1848 num_scr -= (TermWin.view_start - oldviewstart);
1851 return (int) (TermWin.view_start - oldviewstart);
1854 /* ------------------------------------------------------------------------- */
1856 rxvt_term::scr_bell ()
1859 # ifndef NO_MAPALERT
1860 # ifdef MAPALERT_OPTION
1861 if (Options & Opt_mapAlert)
1863 XMapWindow (display->display, TermWin.parent[0]);
1865 if (Options & Opt_visualBell)
1867 scr_rvideo_mode (!rvideo); /* refresh also done */
1868 scr_rvideo_mode (!rvideo); /* refresh also done */
1871 XBell (display->display, 0);
1875 /* ------------------------------------------------------------------------- */
1878 rxvt_term::scr_printscreen (int fullhist)
1881 int i, r1, nrows, row_offset;
1885 if ((fd = popen_printer ()) == NULL)
1887 nrows = TermWin.nrow;
1888 row_offset = TermWin.saveLines;
1890 row_offset -= TermWin.view_start;
1893 nrows += TermWin.nscrolled;
1894 row_offset -= TermWin.nscrolled;
1897 for (r1 = 0; r1 < nrows; r1++)
1899 t = screen.text[r1 + row_offset];
1900 for (i = TermWin.ncol - 1; i >= 0; i--)
1901 if (!isspace (t[i]))
1903 fprintf (fd, "%.*s\n", (i + 1), t);
1905 pclose_printer (fd);
1909 /* ------------------------------------------------------------------------- */
1911 * Refresh the screen
1912 * drawn_text/drawn_rend contain the screen information before the update.
1913 * screen.text/screen.rend contain what the screen will change to.
1916 #define FONT_WIDTH(X, Y) \
1917 (X)->per_char[ (Y) - (X)->min_char_or_byte2].width
1918 #define FONT_RBEAR(X, Y) \
1919 (X)->per_char[ (Y) - (X)->min_char_or_byte2].rbearing
1920 #define FONT_LBEAR(X, Y) \
1921 (X)->per_char[ (Y) - (X)->min_char_or_byte2].lbearing
1922 #define IS_FONT_CHAR(X, Y) \
1923 ((Y) >= (X)->min_char_or_byte2 && (Y) <= (X)->max_char_or_byte2)
1926 rxvt_term::scr_refresh (unsigned char refresh_type)
1928 unsigned char clearfirst, /* first character writes before cell */
1929 clearlast, /* last character writes beyond cell */
1930 must_clear, /* use draw_string not draw_image_string */
1931 rvid, /* reverse video this position */
1932 showcursor; /* show the cursor */
1933 int16_t col, row, /* column/row we're processing */
1934 ocrow; /* old cursor row */
1936 row_offset; /* basic offset in screen structure */
1937 #ifndef NO_CURSORCOLOR
1938 rend_t cc1; /* store colours at cursor position (s) */
1940 rend_t *drp, *srp; /* drawn-rend-pointer, screen-rend-pointer */
1941 text_t *dtp, *stp; /* drawn-text-pointer, screen-text-pointer */
1943 if (refresh_type == NO_REFRESH || !TermWin.mapped)
1949 clearfirst = clearlast = must_clear = 0;
1953 row_offset = TermWin.saveLines - TermWin.view_start;
1955 if ((refresh_type & REFRESH_BOUNDS))
1957 clearfirst = clearlast = 1;
1958 refresh_type &= ~REFRESH_BOUNDS;
1961 #ifdef XPM_BACKGROUND
1962 must_clear |= (bgPixmap.pixmap != None);
1965 must_clear |= ((Options & Opt_transparent) && am_transparent);
1967 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
1970 * B: reverse any characters which are selected
1972 scr_reverse_selection ();
1975 * C: set the cursor character (s)
1978 unsigned char setoldcursor;
1979 rend_t ccol1, /* Cursor colour */
1980 ccol2; /* Cursor colour2 */
1982 showcursor = (screen.flags & Screen_VisibleCursor);
1990 srp = &(screen.rend[screen.cur.row + TermWin.saveLines][screen.cur.col]);
1992 if (showcursor && TermWin.focus)
1995 #ifndef NO_CURSORCOLOR
1996 cc1 = *srp & (RS_fgMask | RS_bgMask);
1997 if (ISSET_PIXCOLOR (Color_cursor))
1998 ccol1 = Color_cursor;
2000 #ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2001 ccol1 = GET_FGCOLOR (rstyle);
2005 if (ISSET_PIXCOLOR (Color_cursor2))
2006 ccol2 = Color_cursor2;
2008 #ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2009 ccol2 = GET_BGCOLOR (rstyle);
2013 *srp = SET_FGCOLOR (*srp, ccol1);
2014 *srp = SET_BGCOLOR (*srp, ccol2);
2019 /* make sure no outline cursor is left around */
2023 if (screen.cur.row + TermWin.view_start != ocrow
2024 || screen.cur.col != oldcursor.col)
2026 if (ocrow < TermWin.nrow
2027 && oldcursor.col < TermWin.ncol)
2028 drawn_rend[ocrow][oldcursor.col] ^= (RS_RVid | RS_Uline);
2030 if (TermWin.focus || !showcursor)
2036 else if (!TermWin.focus)
2041 if (screen.cur.row + TermWin.view_start >= TermWin.nrow)
2045 oldcursor.row = screen.cur.row + TermWin.view_start;
2046 oldcursor.col = screen.cur.col;
2051 #ifndef NO_SLOW_LINK_SUPPORT
2053 * D: CopyArea pass - very useful for slower links
2054 * This has been deliberately kept simple.
2057 if (refresh_type == FAST_REFRESH && num_scr_allow && i
2058 && abs (i) < TermWin.nrow && !must_clear)
2068 row = i > 0 ? 0 : j - 1;
2069 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
2071 if (row + i >= 0 && row + i < TermWin.nrow && row + i != ocrow)
2073 stp = screen.text[row + row_offset];
2074 srp = screen.rend[row + row_offset];
2075 dtp = drawn_text[row];
2076 dtp2 = drawn_text[row + i];
2077 drp = drawn_rend[row];
2078 drp2 = drawn_rend[row + i];
2080 for (nits = 0, col = TermWin.ncol; col--; )
2081 if (stp[col] != dtp2[col] || srp[col] != drp2[col])
2083 else if (stp[col] != dtp[col] || srp[col] != drp[col])
2086 if (nits > 8) /* XXX: arbitrary choice */
2088 for (col = TermWin.ncol; col--; )
2104 /* also comes here at end if needed because of >= above */
2106 SWAP_IT (wlen, len, int);
2108 D_SCREEN ((stderr, "rxvt_scr_refresh (): XCopyArea: %d -> %d (height: %d)", len + i, len, wlen - len + 1));
2109 XCopyArea (display->display, TermWin.vt, TermWin.vt,
2110 TermWin.gc, 0, Row2Pixel (len + i),
2111 (unsigned int)TermWin_TotalWidth (),
2112 (unsigned int)Height2Pixel (wlen - len + 1),
2113 0, Row2Pixel (len));
2121 * E: main pass across every character
2123 for (row = 0; row < TermWin.nrow; row++)
2125 stp = screen.text[row + row_offset];
2126 srp = screen.rend[row + row_offset];
2127 dtp = drawn_text[row];
2128 drp = drawn_rend[row];
2131 * E2: OK, now the real pass
2133 int ypixel = (int)Row2Pixel (row);
2135 for (col = 0; col < TermWin.ncol; col++)
2137 /* compare new text with old - if exactly the same then continue */
2138 if (stp[col] == dtp[col] /* Must match characters to skip. */
2139 && (srp[col] == drp[col] /* Either rendition the same or */
2140 || (stp[col] == ' ' /* space w/ no background change */
2141 && GET_BGATTR (srp[col]) == GET_BGATTR (drp[col]))))
2144 // redraw one or more characters
2146 // seek to the beginning if wide characters
2147 while (stp[col] == NOCHAR && col > 0)
2150 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2151 text_t *text = stp + col;
2154 dtp[col] = stp[col];
2157 int xpixel = Col2Pixel (col);
2159 // this loop looks very messy, it can probably be optimized
2160 // and cleaned a bit by you?
2161 for (i = 0; ++col < TermWin.ncol; )
2163 if (stp[col] == NOCHAR)
2165 dtp[col] = stp[col];
2169 if (i) // only possible skip if char unchanged
2175 if (rend != srp[col])
2180 if (stp[col] != dtp[col]
2181 || srp[col] != drp[col])
2183 if (must_clear && (i++ > (count / 2)))
2186 dtp[col] = stp[col];
2190 else if (must_clear || (stp[col] != ' ' && ++i >= 32))
2194 col--; /* went one too far. move back */
2195 count -= i; /* dump any matching trailing chars */
2198 * Determine the attributes for the string
2200 int fid = GET_FONT (rend);
2201 int fore = GET_FGCOLOR (rend); // desired foreground
2202 int back = GET_BGCOLOR (rend); // desired background
2204 rend = GET_ATTR (rend);
2206 rvid = !!(rend & RS_RVid);
2208 #ifndef NO_BOLD_UNDERLINE_REVERSE
2209 if (rend & RS_Bold && fore == Color_fg)
2211 if (ISSET_PIXCOLOR (Color_BD))
2217 if (rend & RS_Uline)
2218 if (ISSET_PIXCOLOR (Color_UL))
2224 SWAP_IT (fore, back, int);
2226 #ifndef NO_BOLD_UNDERLINE_REVERSE
2227 if (ISSET_PIXCOLOR (Color_RV)
2228 # ifndef NO_CURSORCOLOR
2229 && !ISSET_PIXCOLOR (Color_cursor)
2237 if (rend & RS_Blink && back == Color_bg)
2239 if (!text_blink_ev.active)
2241 text_blink_ev.start (NOW + TEXT_BLINK_INTERVAL);
2244 else if (hidden_text)
2250 * Actually do the drawing of the string here
2252 rxvt_font *font = (*TermWin.fontset)[fid];
2255 font->clear_rect (*TermWin.drawable, xpixel, ypixel,
2256 TermWin.fwidth * count, TermWin.fheight,
2258 else if (back == Color_bg)
2262 CLEAR_CHARS (xpixel, ypixel, count);
2264 for (i = 0; i < count; i++) /* don't draw empty strings */
2267 font->draw (*TermWin.drawable, xpixel, ypixel, text, count, fore, -1);
2272 font->draw (*TermWin.drawable, xpixel, ypixel, text, count, fore, Color_bg);
2275 font->draw (*TermWin.drawable, xpixel, ypixel, text, count, fore, back);
2277 if ((rend & RS_Uline) && (font->descent > 1))
2278 XDrawLine (display->display, drawBuffer, TermWin.gc,
2279 xpixel, ypixel + font->ascent + 1,
2280 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2281 } /* for (col....) */
2282 } /* for (row....) */
2285 * G: cleanup cursor and display outline cursor if necessary
2291 srp = & (screen.rend[screen.cur.row + TermWin.saveLines]
2294 #ifndef NO_CURSORCOLOR
2295 *srp = (*srp & ~ (RS_fgMask | RS_bgMask)) | cc1;
2298 else if (oldcursor.row >= 0)
2300 #ifndef NO_CURSORCOLOR
2301 if (ISSET_PIXCOLOR (Color_cursor))
2302 XSetForeground (display->display, TermWin.gc, PixColors[Color_cursor]);
2304 int cursorwidth = 1;
2305 while (oldcursor.col + cursorwidth < TermWin.ncol
2306 && drawn_text[oldcursor.row][oldcursor.col + cursorwidth] == NOCHAR)
2309 XDrawRectangle (display->display, drawBuffer, TermWin.gc,
2310 Col2Pixel (oldcursor.col),
2311 Row2Pixel (oldcursor.row),
2312 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2313 (unsigned int) (Height2Pixel (1) - TermWin.lineSpace - 1));
2318 * H: cleanup selection
2320 scr_reverse_selection ();
2323 * I: other general cleanup
2325 if (clearfirst && TermWin.int_bwidth)
2327 * clear the whole screen height, note that width == 0 is treated
2328 * specially by XClearArea
2330 XClearArea (display->display, TermWin.vt, 0, 0,
2331 (unsigned int)TermWin.int_bwidth,
2332 (unsigned int)TermWin_TotalHeight (), False);
2334 if (clearlast && TermWin.int_bwidth)
2336 * clear the whole screen height, note that width == 0 is treated
2337 * specially by XClearArea
2339 XClearArea (display->display, TermWin.vt,
2340 TermWin.width + TermWin.int_bwidth, 0,
2341 (unsigned int)TermWin.int_bwidth,
2342 (unsigned int)TermWin_TotalHeight (), False);
2344 if (refresh_type & SMOOTH_REFRESH)
2345 XSync (display->display, False);
2349 want_refresh = 0; /* screen is current */
2353 rxvt_term::scr_remap_chars (text_t *tp, rend_t *rp)
2358 for (int i = TermWin.ncol; i; i--, rp++, tp++)
2359 *rp = SET_FONT (*rp, TermWin.fontset->find_font (*tp));
2363 rxvt_term::scr_remap_chars ()
2365 for (int i = TermWin.nrow + TermWin.saveLines; i--; )
2366 scr_remap_chars (screen.text[i], screen.rend[i]);
2368 for (int i = TermWin.nrow; i--; )
2370 scr_remap_chars (drawn_text[i], drawn_rend[i]);
2371 scr_remap_chars (swap.text[i], swap.rend[i]);
2375 /* ------------------------------------------------------------------------- */
2377 rxvt_term::scr_clear (bool really)
2379 if (!TermWin.mapped)
2386 if ((Options & Opt_transparent) && (am_pixmap_trans == 0))
2390 if (! (Options & Opt_transparent_all))
2393 i = (int) (sizeof (TermWin.parent) / sizeof (Window));
2396 if (TermWin.parent[i] != None)
2397 XClearWindow (display->display, TermWin.parent[i]);
2402 XClearWindow (display->display, TermWin.vt);
2405 /* ------------------------------------------------------------------------- */
2407 rxvt_term::scr_reverse_selection ()
2409 if (selection.op && current_screen == selection.screen)
2411 int end_row = TermWin.saveLines - TermWin.view_start;
2412 int i = selection.beg.row + TermWin.saveLines;
2413 int col, row = selection.end.row + TermWin.saveLines;
2417 col = selection.beg.col;
2424 end_row += TermWin.nrow;
2425 for (; i < row && i < end_row; i++, col = 0)
2426 for (srp = screen.rend[i]; col < TermWin.ncol; col++)
2427 srp[col] ^= RS_RVid;
2429 if (i == row && i < end_row)
2430 for (srp = screen.rend[i]; col < selection.end.col; col++)
2431 srp[col] ^= RS_RVid;
2435 /* ------------------------------------------------------------------------- */
2437 * Dump the whole scrollback and screen to the passed filedescriptor. The
2438 * invoking routine must close the fd.
2442 rxvt_term::scr_dump (int fd)
2445 unsigned int width, towrite;
2448 for (row = TermWin.saveLines - TermWin.nscrolled;
2449 row < TermWin.saveLines + TermWin.nrow - 1; row++)
2451 width = screen.tlen[row] >= 0 ? screen.tlen[row]
2453 for (towrite = width; towrite; towrite -= wrote)
2455 wrote = write (fd, & (screen.text[row][width - towrite]),
2458 return; /* XXX: death, no report */
2460 if (screen.tlen[row] >= 0)
2461 if (write (fd, r1, 1) <= 0)
2462 return; /* XXX: death, no report */
2467 /* ------------------------------------------------------------------------- *
2468 * CHARACTER SELECTION *
2469 * ------------------------------------------------------------------------- */
2472 * -TermWin.nscrolled <= (selection row) <= TermWin.nrow - 1
2475 rxvt_term::selection_check (int check_more)
2482 pos.row = pos.col = 0;
2483 if ((selection.beg.row < - (int32_t)TermWin.nscrolled)
2484 || (selection.beg.row >= TermWin.nrow)
2485 || (selection.mark.row < - (int32_t)TermWin.nscrolled)
2486 || (selection.mark.row >= TermWin.nrow)
2487 || (selection.end.row < - (int32_t)TermWin.nscrolled)
2488 || (selection.end.row >= TermWin.nrow)
2490 && current_screen == selection.screen
2491 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2492 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
2494 && ROWCOL_IS_BEFORE (selection.beg, pos)
2495 && ROWCOL_IS_AFTER (selection.end, pos))
2497 && ROWCOL_IS_AFTER (selection.end, pos))
2498 || (check_more == 4 /* screen width change */
2499 && (selection.beg.row != selection.end.row
2500 || selection.end.col > TermWin.ncol)))
2504 /* ------------------------------------------------------------------------- */
2506 * Paste a selection direct to the command fd
2509 rxvt_term::paste (const unsigned char *data, unsigned int len)
2511 unsigned int i, j, n;
2512 unsigned char *ds = (unsigned char *)rxvt_malloc (PROP_SIZE);
2515 /* a paste should act like the user is typing, so check scrollTtyKeypress */
2516 ZERO_SCROLLBACK (r);
2519 /* convert normal newline chars into common keyboard Return key sequence */
2520 for (i = 0; i < len; i += PROP_SIZE)
2522 n = min (len - i, PROP_SIZE);
2523 MEMCPY (ds, data + i, n);
2525 for (j = 0; j < n; j++)
2529 tt_write (ds, (int)n);
2535 /* ------------------------------------------------------------------------- */
2537 * Respond to a notification that a primary selection has been sent
2538 * EXT: SelectionNotify
2541 rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop)
2544 unsigned long bytes_after;
2547 D_SELECT ((stderr, "rxvt_selection_paste (%08lx, %lu, %d), wait=%2x", win, (unsigned long)prop, (int)delete_prop, selection_wait));
2549 if (prop == None) /* check for failed XConvertSelection */
2551 if ((selection_type & Sel_CompoundText))
2553 int selnum = selection_type & Sel_whereMask;
2556 if (selnum != Sel_direct)
2557 selection_request_other (XA_STRING, selnum);
2560 if ((selection_type & Sel_UTF8String))
2562 int selnum = selection_type & Sel_whereMask;
2564 selection_type = Sel_CompoundText;
2565 if (selnum != Sel_direct)
2566 selection_request_other (xa[XA_COMPOUND_TEXT], selnum);
2576 if (XGetWindowProperty (display->display, win, prop, (long) (nread / 4),
2577 (long) (PROP_SIZE / 4), delete_prop,
2578 AnyPropertyType, &ct.encoding, &ct.format,
2579 &ct.nitems, &bytes_after,
2580 &ct.value) != Success)
2583 if (ct.encoding == 0)
2585 D_SELECT ((stderr, "rxvt_selection_paste: property didn't exist!"));
2589 if (ct.value == NULL)
2591 D_SELECT ((stderr, "rxvt_selection_paste: property shooting blanks!"));
2597 D_SELECT ((stderr, "rxvt_selection_paste: property empty - also INCR end"));
2599 if (selection_wait == Sel_normal && nread == 0
2600 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion
2603 * pass through again trying CUT_BUFFER0 if we've come from
2604 * XConvertSelection () but nothing was presented
2606 D_SELECT ((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2607 selection_paste (display->root, XA_CUT_BUFFER0, False);
2610 nread = -1; /* discount any previous stuff */
2618 if (XmbTextPropertyToTextList (display->display, &ct, &cl,
2621 for (int i = 0; i < cr; i++)
2622 paste ((unsigned char *)cl[i], STRLEN (cl[i]));
2624 XFreeStringList (cl);
2627 paste (ct.value, ct.nitems);
2629 if (bytes_after == 0)
2638 if (selection_wait == Sel_normal)
2639 selection_wait = Sel_none;
2641 D_SELECT ((stderr, "rxvt_selection_paste: bytes written: %ld", nread));
2646 rxvt_term::incr_cb (time_watcher &w)
2648 selection_wait = Sel_none;
2650 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
2654 * INCR support originally provided by Paul Sheer <psheer@obsidian.co.za>
2657 rxvt_term::selection_property (Window win, Atom prop)
2664 D_SELECT ((stderr, "rxvt_selection_property (%08lx, %lu)", win, (unsigned long)prop));
2665 if (selection_wait == Sel_normal)
2669 unsigned long bytes_after, nitems;
2670 unsigned char *s = NULL;
2672 a = XGetWindowProperty (display->display, win, prop, 0L, 1L, False,
2673 xa[XA_INCR], &atype, &afmt, &nitems,
2680 #ifndef __CYGWIN32__
2681 if (atype == xa[XA_INCR])
2682 { /* start an INCR transfer */
2683 D_SELECT ((stderr, "rxvt_selection_property: INCR: starting transfer"));
2684 XDeleteProperty (display->display, win, prop);
2685 XFlush (display->display);
2687 selection_wait = Sel_incr;
2692 else if (selection_wait == Sel_incr)
2696 if (selection_paste (win, prop, True) == -1)
2698 D_SELECT ((stderr, "rxvt_selection_property: INCR: clean end"));
2699 selection_wait = Sel_none;
2703 if (reget_time) /* received more data so reget time */
2704 incr_ev.start (NOW + 10);
2707 /* ------------------------------------------------------------------------- */
2709 * Request the current selection:
2710 * Order: > internal selection if available
2711 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+)
2713 * (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2714 * will auto fallback to CUT_BUFFER0
2715 * EXT: button 2 release
2718 rxvt_term::selection_request (Time tm, int x, int y)
2720 D_SELECT ((stderr, "rxvt_selection_request (%lu, %d, %d)", tm, x, y));
2722 if (x < 0 || x >= TermWin.width || y < 0 || y >= TermWin.height)
2723 return; /* outside window */
2726 { /* internal selection */
2727 D_SELECT ((stderr, "rxvt_selection_request: pasting internal"));
2728 char *str = rxvt_wcstombs (selection.text, selection.len);
2729 paste ((unsigned char *)str, strlen (str));
2737 selection_request_time = tm;
2738 selection_wait = Sel_normal;
2740 for (i = Sel_Primary; i <= Sel_Clipboard; i++)
2742 #if X_HAVE_UTF8_STRING
2743 selection_type = Sel_UTF8String;
2744 if (selection_request_other (xa[XA_UTF8_STRING], i))
2747 selection_type = Sel_CompoundText;
2748 if (selection_request_other (xa[XA_COMPOUND_TEXT], i))
2755 selection_wait = Sel_none; /* don't loop in rxvt_selection_paste () */
2756 D_SELECT ((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2757 selection_paste (display->root, XA_CUT_BUFFER0, False);
2761 rxvt_term::selection_request_other (Atom target, int selnum)
2765 char *debug_xa_names[] = { "PRIMARY", "SECONDARY", "CLIPBOARD" };
2768 selection_type |= selnum;
2770 if (selnum == Sel_Primary)
2772 else if (selnum == Sel_Secondary)
2775 sel = xa[XA_CLIPBOARD];
2777 if (XGetSelectionOwner (display->display, sel) != None)
2779 D_SELECT ((stderr, "rxvt_selection_request_other: pasting %s", debug_xa_names[selnum]));
2780 XConvertSelection (display->display, sel, target, xa[XA_VT_SELECTION],
2781 TermWin.vt, selection_request_time);
2788 /* ------------------------------------------------------------------------- */
2790 * Clear all selected text
2791 * EXT: SelectionClear
2794 rxvt_term::selection_clear ()
2796 D_SELECT ((stderr, "rxvt_selection_clear ()"));
2799 free (selection.text);
2800 selection.text = NULL;
2804 if (display->selection_owner == this)
2805 display->selection_owner = 0;
2808 /* ------------------------------------------------------------------------- */
2810 * Copy a selection into the cut buffer
2811 * EXT: button 1 or 3 release
2814 rxvt_term::selection_make (Time tm)
2816 int i, col, end_col, row, end_row;
2817 wchar_t *new_selection_text;
2820 D_SELECT ((stderr, "rxvt_selection_make (): selection.op=%d, selection.clicks=%d", selection.op, selection.clicks));
2821 switch (selection.op)
2823 case SELECTION_CONT:
2825 case SELECTION_INIT:
2828 case SELECTION_BEGIN:
2829 selection.op = SELECTION_DONE;
2835 selection.op = SELECTION_DONE;
2837 if (selection.clicks == 4)
2838 return; /* nothing selected, go away */
2840 i = (selection.end.row - selection.beg.row + 1) * (TermWin.ncol + 1);
2841 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t));
2843 col = selection.beg.col;
2845 row = selection.beg.row + TermWin.saveLines;
2846 end_row = selection.end.row + TermWin.saveLines;
2850 for (; row <= end_row; row++, col = 0)
2852 t = &(screen.text[row][col]);
2854 end_col = screen.tlen[row];
2857 end_col = TermWin.ncol;
2860 MIN_IT (end_col, selection.end.col);
2862 for (; col < end_col; col++)
2866 #if ENABLE_COMBINING
2867 else if (IS_COMPOSE (*t))
2869 int len = rxvt_composite.expand (*t, 0);
2877 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (i + 4) * sizeof (wchar_t));
2880 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
2884 new_selection_text[ofs++] = *t++;
2887 if (screen.tlen[row] != -1 && row != end_row)
2888 new_selection_text[ofs++] = C0_LF;
2891 if (end_col != selection.end.col)
2892 new_selection_text[ofs++] = C0_LF;
2894 new_selection_text[ofs] = 0;
2898 free (new_selection_text);
2902 free (selection.text);
2904 // we usually allocate much more than necessary, so realloc it smaller again
2905 selection.len = ofs;
2906 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t));
2908 XSetSelectionOwner (display->display, XA_PRIMARY, TermWin.vt, tm);
2909 if (XGetSelectionOwner (display->display, XA_PRIMARY) == TermWin.vt)
2910 display->set_selection_owner (this);
2912 rxvt_warn ("can't get primary selection, ignoring.\n");
2917 if (XwcTextListToTextProperty (display->display, &selection.text, 1, XStringStyle, &ct) >= 0)
2919 XChangeProperty (display->display, display->root, XA_CUT_BUFFER0, XA_STRING, 8,
2920 PropModeReplace, ct.value, ct.nitems);
2925 selection_time = tm;
2926 D_SELECT ((stderr, "rxvt_selection_make (): selection.len=%d", selection.len));
2929 /* ------------------------------------------------------------------------- */
2931 * Mark or select text based upon number of clicks: 1, 2, or 3
2932 * EXT: button 1 press
2935 rxvt_term::selection_click (int clicks, int x, int y)
2937 D_SELECT ((stderr, "rxvt_selection_click (%d, %d, %d)", clicks, x, y));
2939 clicks = ((clicks - 1) % 3) + 1;
2940 selection.clicks = clicks; /* save clicks so extend will work */
2942 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
2944 if (clicks == 2 || clicks == 3)
2945 selection_extend_colrow (selection.mark.col,
2946 selection.mark.row + TermWin.view_start,
2948 1, /* button press */
2949 0); /* click change */
2952 /* ------------------------------------------------------------------------- */
2954 * Mark a selection at the specified col/row
2957 rxvt_term::selection_start_colrow (int col, int row)
2960 selection.mark.col = col;
2961 selection.mark.row = row - TermWin.view_start;
2963 MAX_IT (selection.mark.row, - (int32_t)TermWin.nscrolled);
2964 MIN_IT (selection.mark.row, (int32_t)TermWin.nrow - 1);
2965 MAX_IT (selection.mark.col, 0);
2966 MIN_IT (selection.mark.col, (int32_t)TermWin.ncol - 1);
2968 while (selection.mark.col > 0
2969 && screen.text[selection.mark.row + TermWin.saveLines][selection.mark.col] == NOCHAR)
2970 --selection.mark.col;
2973 { /* clear the old selection */
2974 selection.beg.row = selection.end.row = selection.mark.row;
2975 selection.beg.col = selection.end.col = selection.mark.col;
2978 selection.op = SELECTION_INIT;
2979 selection.screen = current_screen;
2982 /* ------------------------------------------------------------------------- */
2984 * Word select: select text for 2 clicks
2985 * We now only find out the boundary in one direction
2988 /* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
2989 #define DELIMIT_TEXT(x) \
2990 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!STRCHR (rs[Rs_cutchars], (x)))
2991 #define DELIMIT_REND(x) 1
2994 rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret)
2996 int col, row, dirnadd, tcol, trow, w1, w2;
3003 bound.row = TermWin.saveLines - TermWin.nscrolled - 1;
3009 bound.row = TermWin.saveLines + TermWin.nrow;
3010 bound.col = TermWin.ncol - 1;
3014 row = mark->row + TermWin.saveLines;
3017 /* find the edge of a word */
3018 stp = & (screen.text[row][col]);
3019 w1 = DELIMIT_TEXT (*stp);
3021 srp = (&screen.rend[row][col]);
3022 w2 = DELIMIT_REND (*srp);
3026 for (; col != bound.col; col += dirnadd)
3034 if (DELIMIT_TEXT (*stp) != w1)
3036 if (DELIMIT_REND (*srp) != w2)
3040 if ((col == bound.col) && (row != bound.row))
3042 if (screen.tlen[ (row - (dirn == UP ? 1 : 0))] == -1)
3044 trow = row + dirnadd;
3045 tcol = dirn == UP ? TermWin.ncol - 1 : 0;
3047 if (screen.text[trow] == NULL)
3050 stp = & (screen.text[trow][tcol]);
3051 srp = & (screen.rend[trow][tcol]);
3053 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2)
3064 Old_Word_Selection_You_Die:
3065 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));
3068 col++; /* put us on one past the end */
3070 /* Poke the values back in */
3071 ret->row = row - TermWin.saveLines;
3075 /* ------------------------------------------------------------------------- */
3077 * Extend the selection to the specified x/y pixel location
3078 * EXT: button 3 press; button 1 or 3 drag
3079 * flag == 0 ==> button 1
3080 * flag == 1 ==> button 3 press
3081 * flag == 2 ==> button 3 motion
3084 rxvt_term::selection_extend (int x, int y, int flag)
3088 col = Pixel2Col (x);
3089 row = Pixel2Row (y);
3091 MIN_IT (row, (int)TermWin.nrow - 1);
3093 MIN_IT (col, (int)TermWin.ncol);
3096 * If we're selecting characters (single click) then we must check first
3097 * if we are at the same place as the original mark. If we are then
3098 * select nothing. Otherwise, if we're to the right of the mark, you have to
3099 * be _past_ a character for it to be selected.
3101 if (((selection.clicks % 3) == 1) && !flag
3102 && (col == selection.mark.col
3103 && (row == selection.mark.row + TermWin.view_start)))
3105 /* select nothing */
3106 selection.beg.row = selection.end.row = 0;
3107 selection.beg.col = selection.end.col = 0;
3108 selection.clicks = 4;
3110 D_SELECT ((stderr, "rxvt_selection_extend () selection.clicks = 4"));
3114 if (selection.clicks == 4)
3115 selection.clicks = 1;
3117 selection_extend_colrow (col, row, !!flag, /* ? button 3 */
3118 flag == 1 ? 1 : 0, /* ? button press */
3119 0); /* no click change */
3122 /* ------------------------------------------------------------------------- */
3124 * Extend the selection to the specified col/row
3127 rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange)
3129 int16_t ncol = TermWin.ncol;
3136 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));
3137 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));
3140 switch (selection.op)
3142 case SELECTION_INIT:
3144 selection.op = SELECTION_BEGIN;
3146 case SELECTION_BEGIN:
3147 if (row != selection.mark.row || col != selection.mark.col
3148 || (!button3 && buttonpress))
3149 selection.op = SELECTION_CONT;
3151 case SELECTION_DONE:
3152 selection.op = SELECTION_CONT;
3154 case SELECTION_CONT:
3156 case SELECTION_CLEAR:
3157 selection_start_colrow (col, row);
3162 if (selection.beg.col == selection.end.col
3163 && selection.beg.col != selection.mark.col
3164 && selection.beg.row == selection.end.row
3165 && selection.beg.row != selection.mark.row)
3167 selection.beg.col = selection.end.col = selection.mark.col;
3168 selection.beg.row = selection.end.row = selection.mark.row;
3169 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));
3175 pos.row -= TermWin.view_start; /* adjust for scroll */
3178 * This is mainly xterm style selection with a couple of differences, mainly
3179 * in the way button3 drag extension works.
3180 * We're either doing: button1 drag; button3 press; or button3 drag
3181 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3182 * is always at the left/right edge of the selection.
3183 * b) button3 press: extend/contract character/word/line at whichever edge of
3184 * the selection we are closest to.
3185 * c) button3 drag : extend/contract character/word/line - we select around
3186 * a point/word/line which is either the start or end of the selection
3187 * and it was decided by whichever point/word/line was `fixed' at the
3188 * time of the most recent button3 press
3190 if (button3 && buttonpress)
3191 { /* button3 press */
3193 * first determine which edge of the selection we are closest to
3195 if (ROWCOL_IS_BEFORE (pos, selection.beg)
3196 || (!ROWCOL_IS_AFTER (pos, selection.end)
3197 && (((pos.col - selection.beg.col)
3198 + ((pos.row - selection.beg.row) * ncol))
3199 < ((selection.end.col - pos.col)
3200 + ((selection.end.row - pos.row) * ncol)))))
3203 if (closeto == LEFT)
3205 selection.beg.row = pos.row;
3206 selection.beg.col = pos.col;
3207 selection.mark.row = selection.end.row;
3208 selection.mark.col = selection.end.col - (selection.clicks == 2);
3212 selection.end.row = pos.row;
3213 selection.end.col = pos.col;
3214 selection.mark.row = selection.beg.row;
3215 selection.mark.col = selection.beg.col;
3219 { /* button1 drag or button3 drag */
3220 if (ROWCOL_IS_AFTER (selection.mark, pos))
3222 if ((selection.mark.row == selection.end.row)
3223 && (selection.mark.col == selection.end.col)
3224 && clickchange && selection.clicks == 2)
3225 selection.mark.col--;
3227 selection.beg.row = pos.row;
3228 selection.beg.col = pos.col;
3229 selection.end.row = selection.mark.row;
3230 selection.end.col = selection.mark.col + (selection.clicks == 2);
3234 selection.beg.row = selection.mark.row;
3235 selection.beg.col = selection.mark.col;
3236 selection.end.row = pos.row;
3237 selection.end.col = pos.col;
3241 if (selection.clicks == 1)
3243 end_col = screen.tlen[selection.beg.row + TermWin.saveLines];
3245 if (end_col != -1 && selection.beg.col > end_col)
3248 selection.beg.col = ncol;
3250 if (selection.beg.row != selection.end.row)
3251 selection.beg.col = ncol;
3253 selection.beg.col = selection.mark.col;
3257 end_col = screen.tlen[selection.end.row + TermWin.saveLines];
3259 if (end_col != -1 && selection.end.col > end_col)
3260 selection.end.col = ncol;
3262 else if (selection.clicks == 2)
3264 if (ROWCOL_IS_AFTER (selection.end, selection.beg))
3265 selection.end.col--;
3267 selection_delimit_word (UP, & (selection.beg), & (selection.beg));
3268 selection_delimit_word (DN, & (selection.end), & (selection.end));
3270 else if (selection.clicks == 3)
3273 if ((Options & Opt_tripleclickwords))
3277 selection_delimit_word (UP, & (selection.beg), & (selection.beg));
3278 end_row = screen.tlen[selection.mark.row + TermWin.saveLines];
3280 for (end_row = selection.mark.row; end_row < TermWin.nrow; end_row++)
3282 end_col = screen.tlen[end_row + TermWin.saveLines];
3286 selection.end.row = end_row;
3287 selection.end.col = end_col;
3288 selection_remove_trailing_spaces ();
3296 if (ROWCOL_IS_AFTER (selection.mark, selection.beg))
3297 selection.mark.col++;
3298 selection.beg.col = 0;
3299 selection.end.col = ncol;
3303 if (button3 && buttonpress)
3304 { /* mark may need to be changed */
3305 if (closeto == LEFT)
3307 selection.mark.row = selection.end.row;
3308 selection.mark.col = selection.end.col
3309 - (selection.clicks == 2);
3313 selection.mark.row = selection.beg.row;
3314 selection.mark.col = selection.beg.col;
3317 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));
3322 rxvt_term::selection_remove_trailing_spaces ()
3324 int32_t end_col, end_row;
3327 end_col = selection.end.col;
3328 end_row = selection.end.row;
3329 for ( ; end_row >= selection.beg.row; )
3331 stp = screen.text[end_row + TermWin.saveLines];
3332 while (--end_col >= 0)
3334 if (stp[end_col] != ' ' && stp[end_col] != '\t')
3338 || screen.tlen[end_row - 1 + TermWin.saveLines] != -1)
3340 selection.end.col = end_col + 1;
3341 selection.end.row = end_row;
3345 end_col = TermWin.ncol;
3347 if (selection.mark.row > selection.end.row)
3349 selection.mark.row = selection.end.row;
3350 selection.mark.col = selection.end.col;
3352 else if (selection.mark.row == selection.end.row
3353 && selection.mark.col > selection.end.col)
3354 selection.mark.col = selection.end.col;
3358 /* ------------------------------------------------------------------------- */
3360 * Double click on button 3 when already selected
3361 * EXT: button 3 double click
3364 rxvt_term::selection_rotate (int x, int y)
3366 selection.clicks = selection.clicks % 3 + 1;
3367 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3370 /* ------------------------------------------------------------------------- */
3372 * On some systems, the Atom typedef is 64 bits wide. We need to have a type
3373 * that is exactly 32 bits wide, because a format of 64 is not allowed by
3376 typedef CARD32 Atom32;
3378 /* ------------------------------------------------------------------------- */
3380 * Respond to a request for our current selection
3381 * EXT: SelectionRequest
3384 rxvt_term::selection_send (const XSelectionRequestEvent &rq)
3388 XICCEncodingStyle style;
3391 ev.type = SelectionNotify;
3393 ev.display = rq.display;
3394 ev.requestor = rq.requestor;
3395 ev.selection = rq.selection;
3396 ev.target = rq.target;
3399 if (rq.target == xa[XA_TARGETS])
3401 Atom32 target_list[6];
3402 Atom32 *target = target_list;
3404 *target++ = (Atom32) xa[XA_TARGETS];
3405 *target++ = (Atom32) xa[XA_TIMESTAMP];
3406 *target++ = (Atom32) XA_STRING;
3407 *target++ = (Atom32) xa[XA_TEXT];
3408 *target++ = (Atom32) xa[XA_COMPOUND_TEXT];
3409 #if X_HAVE_UTF8_STRING
3410 *target++ = (Atom32) xa[XA_UTF8_STRING];
3413 XChangeProperty (display->display, rq.requestor, rq.property, XA_ATOM,
3414 (8 * sizeof (target_list[0])), PropModeReplace,
3415 (unsigned char *)target_list,
3416 target - target_list);
3417 ev.property = rq.property;
3419 else if (rq.target == xa[XA_MULTIPLE])
3421 /* TODO: Handle MULTIPLE */
3423 else if (rq.target == xa[XA_TIMESTAMP] && selection.text)
3425 XChangeProperty (display->display, rq.requestor, rq.property, XA_INTEGER,
3426 (8 * sizeof (Time)), PropModeReplace,
3427 (unsigned char *)&selection_time, 1);
3428 ev.property = rq.property;
3430 else if (rq.target == XA_STRING
3431 || rq.target == xa[XA_TEXT]
3432 || rq.target == xa[XA_COMPOUND_TEXT]
3433 || rq.target == xa[XA_UTF8_STRING]
3442 if (target == XA_STRING)
3443 // we actually don't do XA_STRING, but who cares, as i18n clients
3444 // will ask for another format anyways.
3445 style = XStringStyle;
3446 else if (target == xa[XA_TEXT])
3447 style = XStdICCTextStyle;
3448 else if (target == xa[XA_COMPOUND_TEXT])
3449 style = XCompoundTextStyle;
3450 #if X_HAVE_UTF8_STRING
3451 else if (target == xa[XA_UTF8_STRING])
3452 style = XUTF8StringStyle;
3456 target = xa[XA_COMPOUND_TEXT];
3457 style = XCompoundTextStyle;
3462 cl = selection.text;
3463 selectlen = selection.len;
3471 // Xwc doesn't handle iso-10646 in wchar_t gracefully, so maybe recode it
3472 // manually for XUTF8StringStyle.
3473 if (XwcTextListToTextProperty (display->display, &cl, 1, style, &ct) >= 0)
3477 /* if we failed to convert then send it raw */
3478 ct.value = (unsigned char *)cl;
3479 ct.nitems = selectlen;
3482 XChangeProperty (display->display, rq.requestor, rq.property,
3483 target, 8, PropModeReplace,
3484 ct.value, (int)ct.nitems);
3485 ev.property = rq.property;
3491 XSendEvent (display->display, rq.requestor, False, 0L, (XEvent *)&ev);
3494 /* ------------------------------------------------------------------------- *
3496 * ------------------------------------------------------------------------- */
3499 * return col/row values corresponding to x/y pixel values
3502 rxvt_term::pixel_position (int *x, int *y)
3504 *x = Pixel2Col (*x);
3505 /* MAX_IT (*x, 0); MIN_IT (*x, (int)TermWin.ncol - 1); */
3506 *y = Pixel2Row (*y);
3507 /* MAX_IT (*y, 0); MIN_IT (*y, (int)TermWin.nrow - 1); */
3510 /* ------------------------------------------------------------------------- */
3513 rxvt_term::im_set_position (XPoint *pos)
3515 XWindowAttributes xwa;
3517 XGetWindowAttributes (display->display, TermWin.vt, &xwa);
3518 pos->x = Col2Pixel (screen.cur.col) + xwa.x;
3519 pos->y = Height2Pixel ((screen.cur.row + 1)) + xwa.y - TermWin.lineSpace;
3523 /* ------------------------------------------------------------------------- */
3525 /* ------------------------------------------------------------------------- *
3527 * ------------------------------------------------------------------------- */
3530 rxvt_debug_colors (void)
3533 const char *name[] =
3536 "black", "red", "green", "yellow", "blue", "magenta", "cyan", "white"
3539 fprintf (stderr, "Color ( ");
3540 if (rstyle & RS_RVid)
3541 fprintf (stderr, "rvid ");
3542 if (rstyle & RS_Bold)
3543 fprintf (stderr, "bold ");
3544 if (rstyle & RS_Blink)
3545 fprintf (stderr, "blink ");
3546 if (rstyle & RS_Uline)
3547 fprintf (stderr, "uline ");
3548 fprintf (stderr, "): ");
3550 color = GET_FGCOLOR (rstyle);
3551 #ifndef NO_BRIGHTCOLOR
3552 if (color >= minBrightCOLOR && color <= maxBrightCOLOR)
3554 color -= (minBrightCOLOR - minCOLOR);
3555 fprintf (stderr, "bright ");
3558 fprintf (stderr, "%s on ", name[color]);
3560 color = GET_BGCOLOR (rstyle);
3561 #ifndef NO_BRIGHTCOLOR
3562 if (color >= minBrightCOLOR && color <= maxBrightCOLOR)
3564 color -= (minBrightCOLOR - minCOLOR);
3565 fprintf (stderr, "bright ");
3568 fprintf (stderr, "%s\n", name[color]);