1 | /*--------------------------------*-C-*--------------------------------------* |
1 | /*--------------------------------*-C-*--------------------------------------* |
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. |
… | |
… | |
145 | /* Fill a full line with blanks - make sure it is allocated first */ |
145 | /* Fill a full line with blanks - make sure it is allocated first */ |
146 | void |
146 | void |
147 | rxvt_term::scr_blank_screen_mem (line_t &l, rend_t efs) |
147 | rxvt_term::scr_blank_screen_mem (line_t &l, rend_t efs) |
148 | { |
148 | { |
149 | scr_blank_line (l, 0, ncol, efs); |
149 | scr_blank_line (l, 0, ncol, efs); |
|
|
150 | |
|
|
151 | l.l = 0; |
|
|
152 | l.f = 0; |
150 | } |
153 | } |
151 | |
154 | |
152 | /* ------------------------------------------------------------------------- * |
155 | /* ------------------------------------------------------------------------- * |
153 | * SCREEN INITIALISATION * |
156 | * SCREEN INITIALISATION * |
154 | * ------------------------------------------------------------------------- */ |
157 | * ------------------------------------------------------------------------- */ |
… | |
… | |
191 | |
194 | |
192 | if (!row_buf) |
195 | if (!row_buf) |
193 | { |
196 | { |
194 | /* |
197 | /* |
195 | * first time called so just malloc everything: don't rely on realloc |
198 | * first time called so just malloc everything: don't rely on realloc |
196 | * Note: this is still needed so that all the scrollback lines are NULL |
|
|
197 | */ |
199 | */ |
198 | nsaved = 0; /* no saved lines */ |
200 | nsaved = 0; /* no saved lines */ |
199 | term_start = 0; |
201 | term_start = 0; |
200 | |
202 | |
201 | talloc = new rxvt_salloc (ncol * sizeof (text_t)); |
203 | talloc = new rxvt_salloc (ncol * sizeof (text_t)); |
202 | ralloc = new rxvt_salloc (ncol * sizeof (rend_t)); |
204 | ralloc = new rxvt_salloc (ncol * sizeof (rend_t)); |
203 | |
205 | |
204 | row_buf = (line_t *)rxvt_calloc (total_rows, sizeof (line_t)); |
206 | row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t)); |
205 | temp_buf = (line_t *)rxvt_calloc (total_rows, sizeof (line_t)); |
|
|
206 | drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t)); |
207 | drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t)); |
207 | swap_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t)); |
208 | swap_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t)); |
208 | |
209 | |
209 | for (int row = nrow; row--; ) |
210 | for (int row = nrow; row--; ) |
210 | { |
211 | { |
211 | scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE); |
212 | scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE); |
212 | scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE); |
213 | scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE); |
… | |
… | |
257 | } |
258 | } |
258 | } |
259 | } |
259 | #endif |
260 | #endif |
260 | |
261 | |
261 | drawn_buf = (line_t *)rxvt_realloc (drawn_buf, nrow * sizeof (line_t)); |
262 | drawn_buf = (line_t *)rxvt_realloc (drawn_buf, nrow * sizeof (line_t)); |
262 | temp_buf = (line_t *)rxvt_realloc (temp_buf , nrow * sizeof (line_t)); |
|
|
263 | swap_buf = (line_t *)rxvt_realloc (swap_buf , nrow * sizeof (line_t)); |
263 | swap_buf = (line_t *)rxvt_realloc (swap_buf , nrow * sizeof (line_t)); |
264 | |
264 | |
265 | for (int row = min (nrow, prev_nrow); row--; ) |
265 | for (int row = min (nrow, prev_nrow); row--; ) |
266 | { |
266 | { |
267 | lresize (drawn_buf[row]); |
267 | lresize (drawn_buf[row]); |
… | |
… | |
272 | { |
272 | { |
273 | swap_buf [row].clear (); scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE); |
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); |
274 | drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE); |
275 | } |
275 | } |
276 | |
276 | |
|
|
277 | line_t *old_buf = row_buf; |
277 | line_t *old_buf = row_buf; row_buf = (line_t *)rxvt_calloc (total_rows, sizeof (line_t)); |
278 | row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t)); |
278 | |
279 | |
279 | int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row |
280 | int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row |
280 | int pend = MOD (term_start - nsaved , prev_total_rows); |
281 | int pend = MOD (term_start - nsaved , prev_total_rows); |
281 | int q = total_rows; // rewrapped row |
282 | int q = total_rows; // rewrapped row |
282 | |
283 | |
… | |
… | |
414 | for (int col = ncol; col--; ) |
415 | for (int col = ncol; col--; ) |
415 | tabs [col] = col % TABSIZE == 0; |
416 | tabs [col] = col % TABSIZE == 0; |
416 | |
417 | |
417 | tt_winch (); |
418 | tt_winch (); |
418 | |
419 | |
419 | PERL_INVOKE ((this, HOOK_RESET, DT_END)); |
420 | HOOK_INVOKE ((this, HOOK_RESET, DT_END)); |
420 | } |
421 | } |
421 | |
422 | |
422 | /* ------------------------------------------------------------------------- */ |
423 | /* ------------------------------------------------------------------------- */ |
423 | /* |
424 | /* |
424 | * Free everything. That way malloc debugging can find leakage. |
425 | * Free everything. That way malloc debugging can find leakage. |
… | |
… | |
430 | delete ralloc; ralloc = 0; |
431 | delete ralloc; ralloc = 0; |
431 | |
432 | |
432 | free (row_buf); |
433 | free (row_buf); |
433 | free (swap_buf); |
434 | free (swap_buf); |
434 | free (drawn_buf); |
435 | free (drawn_buf); |
435 | free (temp_buf); |
|
|
436 | free (tabs); |
436 | free (tabs); |
437 | |
437 | |
438 | row_buf = 0; // signal that we freed all the arrays |
438 | row_buf = 0; // signal that we freed all the arrays |
439 | } |
439 | } |
440 | |
440 | |
… | |
… | |
618 | && row2 == nrow - 1 |
618 | && row2 == nrow - 1 |
619 | && (current_screen == PRIMARY || OPTION (Opt_secondaryScroll))) |
619 | && (current_screen == PRIMARY || OPTION (Opt_secondaryScroll))) |
620 | { |
620 | { |
621 | nsaved = min (nsaved + count, saveLines); |
621 | nsaved = min (nsaved + count, saveLines); |
622 | |
622 | |
623 | PERL_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, nsaved, DT_END)); |
623 | HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, nsaved, DT_END)); |
624 | |
624 | |
625 | term_start = (term_start + count) % total_rows; |
625 | term_start = (term_start + count) % total_rows; |
626 | |
626 | |
627 | if (selection.op && current_screen == selection.screen) |
627 | if (selection.op && current_screen == selection.screen) |
628 | { |
628 | { |
… | |
… | |
639 | } |
639 | } |
640 | } |
640 | } |
641 | |
641 | |
642 | for (int i = count; i--; ) |
642 | for (int i = count; i--; ) |
643 | { |
643 | { |
644 | ROW(row2 - i).l = 0; |
644 | // basically thi is a slightly optimized scr_blank_screen_mem |
645 | scr_blank_screen_mem (ROW(row2 - i), rstyle); |
645 | // it is worth the effort on slower machines |
|
|
646 | line_t &l = ROW(row2 - i); |
|
|
647 | |
|
|
648 | scr_blank_line (l, 0, l.l, rstyle); |
|
|
649 | |
|
|
650 | l.l = 0; |
|
|
651 | l.f = 0; |
646 | } |
652 | } |
647 | |
653 | |
648 | if (OPTION (Opt_scrollWithBuffer) |
654 | if (OPTION (Opt_scrollWithBuffer) |
649 | && view_start != 0 |
655 | && view_start != 0 |
650 | && view_start != saveLines) |
656 | && view_start != saveLines) |
… | |
… | |
680 | |
686 | |
681 | int rows = row2 - row1 + 1; |
687 | int rows = row2 - row1 + 1; |
682 | |
688 | |
683 | min_it (count, rows); |
689 | min_it (count, rows); |
684 | |
690 | |
|
|
691 | line_t *temp_buf = row_buf + total_rows; |
|
|
692 | |
685 | for (int row = 0; row < rows; row++) |
693 | for (int row = 0; row < rows; row++) |
686 | { |
694 | { |
687 | temp_buf [row] = ROW(row1 + (row + count + rows) % rows); |
695 | temp_buf [row] = ROW(row1 + (row + count + rows) % rows); |
688 | |
696 | |
689 | if (!IN_RANGE_EXC (row + count, 0, rows)) |
697 | if (!IN_RANGE_EXC (row + count, 0, rows)) |
… | |
… | |
700 | /* ------------------------------------------------------------------------- */ |
708 | /* ------------------------------------------------------------------------- */ |
701 | /* |
709 | /* |
702 | * Add text given in <str> of length <len> to screen struct |
710 | * Add text given in <str> of length <len> to screen struct |
703 | */ |
711 | */ |
704 | void |
712 | void |
705 | rxvt_term::scr_add_lines (const unicode_t *str, int nlines, int len) |
713 | rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) |
706 | { |
714 | { |
707 | if (len <= 0) /* sanity */ |
715 | if (len <= 0) /* sanity */ |
708 | return; |
716 | return; |
709 | |
717 | |
710 | unsigned char checksel; |
718 | unsigned char checksel; |
711 | unicode_t c; |
719 | unicode_t c; |
712 | int ncol = this->ncol; |
720 | int ncol = this->ncol; |
713 | const unicode_t *strend = str + len; |
721 | const wchar_t *strend = str + len; |
714 | |
722 | |
715 | want_refresh = 1; |
723 | want_refresh = 1; |
716 | ZERO_SCROLLBACK (); |
724 | ZERO_SCROLLBACK (); |
717 | |
725 | |
718 | if (nlines > 0) |
726 | if (minlines > 0) |
719 | { |
727 | { |
720 | nlines += screen.cur.row - screen.bscroll; |
728 | minlines += screen.cur.row - screen.bscroll; |
721 | |
729 | |
722 | if (nlines > 0 |
730 | if (minlines > 0 |
723 | && screen.tscroll == 0 |
731 | && screen.tscroll == 0 |
724 | && screen.bscroll == nrow - 1) |
732 | && screen.bscroll == nrow - 1) |
725 | { |
733 | { |
726 | /* _at least_ this many lines need to be scrolled */ |
734 | /* _at least_ this many lines need to be scrolled */ |
727 | scr_scroll_text (screen.tscroll, screen.bscroll, nlines); |
735 | scr_scroll_text (screen.tscroll, screen.bscroll, minlines); |
728 | screen.cur.row -= nlines; |
736 | screen.cur.row -= minlines; |
729 | } |
737 | } |
730 | } |
738 | } |
731 | |
739 | |
732 | #ifdef DEBUG_STRICT |
740 | #ifdef DEBUG_STRICT |
733 | assert (screen.cur.col < ncol); |
741 | assert (screen.cur.col < ncol); |
… | |
… | |
740 | |
748 | |
741 | line_t *line = &ROW(row); |
749 | line_t *line = &ROW(row); |
742 | |
750 | |
743 | while (str < strend) |
751 | while (str < strend) |
744 | { |
752 | { |
745 | c = *str++; |
753 | c = (unicode_t)*str++; // convert to rxvt-unicodes representation |
746 | |
754 | |
747 | if (c < 0x20) |
755 | if (c < 0x20) |
748 | if (c == C0_LF) |
756 | if (c == C0_LF) |
749 | { |
757 | { |
750 | max_it (line->l, screen.cur.col); |
758 | max_it (line->l, screen.cur.col); |
… | |
… | |
1303 | XChangeGC (display->display, gc, GCForeground, &gcvalue); |
1311 | XChangeGC (display->display, gc, GCForeground, &gcvalue); |
1304 | } |
1312 | } |
1305 | |
1313 | |
1306 | for (; num--; row++) |
1314 | for (; num--; row++) |
1307 | { |
1315 | { |
1308 | line_t &l = ROW(row); |
|
|
1309 | l.l = 0; |
|
|
1310 | l.is_longer (0); |
|
|
1311 | scr_blank_screen_mem (l, rstyle); |
1316 | scr_blank_screen_mem (ROW(row), rstyle); |
1312 | scr_blank_line (drawn_buf [row], 0, ncol, ren); |
1317 | scr_blank_line (drawn_buf [row], 0, ncol, ren); |
1313 | } |
1318 | } |
1314 | } |
1319 | } |
1315 | |
1320 | |
1316 | #if ENABLE_FRILLS |
1321 | #if ENABLE_FRILLS |
… | |
… | |
1833 | int |
1838 | int |
1834 | rxvt_term::scr_changeview (unsigned int oldviewstart) |
1839 | rxvt_term::scr_changeview (unsigned int oldviewstart) |
1835 | { |
1840 | { |
1836 | if (view_start != oldviewstart) |
1841 | if (view_start != oldviewstart) |
1837 | { |
1842 | { |
1838 | PERL_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END)); |
1843 | HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END)); |
1839 | |
1844 | |
1840 | want_refresh = 1; |
1845 | want_refresh = 1; |
1841 | num_scr -= (view_start - oldviewstart); |
1846 | num_scr -= (view_start - oldviewstart); |
1842 | } |
1847 | } |
1843 | |
1848 | |
… | |
… | |
2053 | oldcursor.col = screen.cur.col; |
2058 | oldcursor.col = screen.cur.col; |
2054 | } |
2059 | } |
2055 | } |
2060 | } |
2056 | } |
2061 | } |
2057 | |
2062 | |
2058 | PERL_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END)); |
2063 | HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END)); |
2059 | #if ENABLE_OVERLAY |
2064 | #if ENABLE_OVERLAY |
2060 | scr_swap_overlay (); |
2065 | scr_swap_overlay (); |
2061 | #endif |
2066 | #endif |
2062 | |
2067 | |
2063 | #ifndef NO_SLOW_LINK_SUPPORT |
2068 | #ifndef NO_SLOW_LINK_SUPPORT |
… | |
… | |
2326 | } /* for (row....) */ |
2331 | } /* for (row....) */ |
2327 | |
2332 | |
2328 | #if ENABLE_OVERLAY |
2333 | #if ENABLE_OVERLAY |
2329 | scr_swap_overlay (); |
2334 | scr_swap_overlay (); |
2330 | #endif |
2335 | #endif |
2331 | PERL_INVOKE ((this, HOOK_REFRESH_END, DT_END)); |
2336 | HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END)); |
2332 | |
2337 | |
2333 | /* |
2338 | /* |
2334 | * G: cleanup cursor and display outline cursor if necessary |
2339 | * G: cleanup cursor and display outline cursor if necessary |
2335 | */ |
2340 | */ |
2336 | if (showcursor) |
2341 | if (showcursor) |
… | |
… | |
2388 | rxvt_term::scr_remap_chars (line_t &l) |
2393 | rxvt_term::scr_remap_chars (line_t &l) |
2389 | { |
2394 | { |
2390 | if (!l.t) |
2395 | if (!l.t) |
2391 | return; |
2396 | return; |
2392 | |
2397 | |
2393 | l.touch (); // maybe a bit of an overkill, but its not performance-relevant |
2398 | l.touch (); // maybe a bit of an overkill, but it's not performance-relevant |
2394 | |
2399 | |
2395 | for (int i = ncol; i--; ) |
2400 | for (int i = ncol; i--; ) |
2396 | l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i])); |
2401 | l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i])); |
2397 | } |
2402 | } |
2398 | |
2403 | |
… | |
… | |
2890 | selection.op = SELECTION_DONE; |
2895 | selection.op = SELECTION_DONE; |
2891 | |
2896 | |
2892 | if (selection.clicks == 4) |
2897 | if (selection.clicks == 4) |
2893 | return; /* nothing selected, go away */ |
2898 | return; /* nothing selected, go away */ |
2894 | |
2899 | |
2895 | if (PERL_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END))) |
2900 | if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END))) |
2896 | return; |
2901 | return; |
2897 | |
2902 | |
2898 | i = (selection.end.row - selection.beg.row + 1) * (ncol + 1); |
2903 | i = (selection.end.row - selection.beg.row + 1) * (ncol + 1); |
2899 | new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t)); |
2904 | new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t)); |
2900 | |
2905 | |
… | |
… | |
2985 | |
2990 | |
2986 | // we usually allocate much more than necessary, so realloc it smaller again |
2991 | // we usually allocate much more than necessary, so realloc it smaller again |
2987 | selection.len = ofs; |
2992 | selection.len = ofs; |
2988 | selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t)); |
2993 | selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t)); |
2989 | |
2994 | |
2990 | if (PERL_INVOKE ((this, HOOK_SEL_GRAB, DT_LONG, (long)tm, DT_END))) |
2995 | if (HOOK_INVOKE ((this, HOOK_SEL_GRAB, DT_LONG, (long)tm, DT_END))) |
2991 | return; |
2996 | return; |
2992 | |
2997 | |
2993 | selection_grab (tm); |
2998 | selection_grab (tm); |
2994 | } |
2999 | } |
2995 | |
3000 | |
… | |
… | |
3331 | else if (selection.clicks == 2) |
3336 | else if (selection.clicks == 2) |
3332 | { |
3337 | { |
3333 | if (ROWCOL_IS_AFTER (selection.end, selection.beg)) |
3338 | if (ROWCOL_IS_AFTER (selection.end, selection.beg)) |
3334 | selection.end.col--; |
3339 | selection.end.col--; |
3335 | |
3340 | |
3336 | if (!PERL_INVOKE ((this, HOOK_SEL_EXTEND, DT_END))) |
3341 | if (!HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END))) |
3337 | { |
3342 | { |
3338 | selection_delimit_word (UP, &selection.beg, &selection.beg); |
3343 | selection_delimit_word (UP, &selection.beg, &selection.beg); |
3339 | selection_delimit_word (DN, &selection.end, &selection.end); |
3344 | selection_delimit_word (DN, &selection.end, &selection.end); |
3340 | } |
3345 | } |
3341 | } |
3346 | } |