diff options
Diffstat (limited to 'nx-X11/programs/xterm/tabs.c')
| -rw-r--r-- | nx-X11/programs/xterm/tabs.c | 182 |
1 files changed, 0 insertions, 182 deletions
diff --git a/nx-X11/programs/xterm/tabs.c b/nx-X11/programs/xterm/tabs.c deleted file mode 100644 index cfe91a0c3..000000000 --- a/nx-X11/programs/xterm/tabs.c +++ /dev/null @@ -1,182 +0,0 @@ -/* - * $XFree86: xc/programs/xterm/tabs.c,v 3.12 2005/04/22 00:21:54 dickey Exp $ - */ - -/* $Xorg: tabs.c,v 1.3 2000/08/17 19:55:09 cpqbld Exp $ */ - -/* - * Copyright 2000-2002,2005 by Thomas E. Dickey - * - * All Rights Reserved - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the - * "Software"), to deal in the Software without restriction, including - * without limitation the rights to use, copy, modify, merge, publish, - * distribute, sublicense, and/or sell copies of the Software, and to - * permit persons to whom the Software is furnished to do so, subject to - * the following conditions: - * - * The above copyright notice and this permission notice shall be included - * in all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS - * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. - * IN NO EVENT SHALL THE ABOVE LISTED COPYRIGHT HOLDER(S) BE LIABLE FOR ANY - * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, - * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE - * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - * - * Except as contained in this notice, the name(s) of the above copyright - * holders shall not be used in advertising or otherwise to promote the - * sale, use or other dealings in this Software without prior written - * authorization. - * - * Copyright 1987 by Digital Equipment Corporation, Maynard, Massachusetts. - * - * All Rights Reserved - * - * Permission to use, copy, modify, and distribute this software and its - * documentation for any purpose and without fee is hereby granted, - * provided that the above copyright notice appear in all copies and that - * both that copyright notice and this permission notice appear in - * supporting documentation, and that the name of Digital Equipment - * Corporation not be used in advertising or publicity pertaining to - * distribution of the software without specific, written prior permission. - * - * - * DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING - * ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL - * DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR - * ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, - * WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, - * ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS - * SOFTWARE. - */ - -/* tabs.c */ - -#include <xterm.h> -#include <data.h> - -/* - * This file presumes 32bits/word. This is somewhat of a crock, and should - * be fixed sometime. - */ -#define TAB_INDEX(n) ((n) >> 5) -#define TAB_MASK(n) (1 << ((n) & (TAB_BITS_WIDTH-1))) - -#define SET_TAB(tabs,n) tabs[TAB_INDEX(n)] |= TAB_MASK(n) -#define CLR_TAB(tabs,n) tabs[TAB_INDEX(n)] &= ~TAB_MASK(n) -#define TST_TAB(tabs,n) tabs[TAB_INDEX(n)] & TAB_MASK(n) - -/* - * places tabstops at only every 8 columns - */ -void -TabReset(Tabs tabs) -{ - int i; - - for (i = 0; i < TAB_ARRAY_SIZE; ++i) - tabs[i] = 0; - - for (i = 0; i < MAX_TABS; i += 8) - TabSet(tabs, i); -} - -/* - * places a tabstop at col - */ -void -TabSet(Tabs tabs, int col) -{ - SET_TAB(tabs, col); -} - -/* - * clears a tabstop at col - */ -void -TabClear(Tabs tabs, int col) -{ - CLR_TAB(tabs, col); -} - -/* - * returns the column of the next tabstop - * (or MAX_TABS - 1 if there are no more). - * A tabstop at col is ignored. - */ -static int -TabNext(TScreen * screen, Tabs tabs, int col) -{ - if (screen->curses && screen->do_wrap && (term->flags & WRAPAROUND)) { - xtermIndex(screen, 1); - set_cur_col(screen, 0); - col = screen->do_wrap = 0; - } - for (++col; col < MAX_TABS; ++col) - if (TST_TAB(tabs, col)) - return (col); - - return (MAX_TABS - 1); -} - -/* - * returns the column of the previous tabstop - * (or 0 if there are no more). - * A tabstop at col is ignored. - */ -static int -TabPrev(Tabs tabs, int col) -{ - for (--col; col >= 0; --col) - if (TST_TAB(tabs, col)) - return (col); - - return (0); -} - -/* - * Tab to the next stop, returning true if the cursor moved - */ -Bool -TabToNextStop(TScreen * screen) -{ - int saved_column = screen->cur_col; - int next = TabNext(screen, term->tabs, screen->cur_col); - int max = CurMaxCol(screen, screen->cur_row); - - if (next > max) - next = max; - set_cur_col(screen, next); - - return (screen->cur_col > saved_column); -} - -/* - * Tab to the previous stop, returning true if the cursor moved - */ -Bool -TabToPrevStop(TScreen * screen) -{ - int saved_column = screen->cur_col; - - set_cur_col(screen, TabPrev(term->tabs, screen->cur_col)); - - return (screen->cur_col < saved_column); -} - -/* - * clears all tabs - */ -void -TabZonk(Tabs tabs) -{ - int i; - - for (i = 0; i < TAB_ARRAY_SIZE; ++i) - tabs[i] = 0; -} |