diff options
Diffstat (limited to 'ncurses-5.2/ncurses/base/wresize.c')
| -rw-r--r-- | ncurses-5.2/ncurses/base/wresize.c | 179 |
1 files changed, 0 insertions, 179 deletions
diff --git a/ncurses-5.2/ncurses/base/wresize.c b/ncurses-5.2/ncurses/base/wresize.c deleted file mode 100644 index c99d52f..0000000 --- a/ncurses-5.2/ncurses/base/wresize.c +++ /dev/null @@ -1,179 +0,0 @@ -/**************************************************************************** - * Copyright (c) 1998,1999,2000 Free Software Foundation, Inc. * - * * - * 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, distribute with modifications, 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 COPYRIGHT HOLDERS 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. * - ****************************************************************************/ - -/**************************************************************************** - * Author: Thomas E. Dickey <dickey@clark.net> 1996,1997 * - ****************************************************************************/ - -#include <curses.priv.h> - -MODULE_ID("$Id$") - -/* - * Reallocate a curses WINDOW struct to either shrink or grow to the specified - * new lines/columns. If it grows, the new character cells are filled with - * blanks. The application is responsible for repainting the blank area. - */ - -#define DOALLOC(p,t,n) typeRealloc(t, n, p) -#define ld_ALLOC(p,n) DOALLOC(p,struct ldat,n) -#define c_ALLOC(p,n) DOALLOC(p,chtype,n) - -int -wresize(WINDOW *win, int ToLines, int ToCols) -{ - register int row; - int size_x, size_y; - struct ldat *pline; - chtype blank; - -#ifdef TRACE - T((T_CALLED("wresize(%p,%d,%d)"), win, ToLines, ToCols)); - if (win) { - TR(TRACE_UPDATE, ("...beg (%d, %d), max(%d,%d), reg(%d,%d)", - win->_begy, win->_begx, - win->_maxy, win->_maxx, - win->_regtop, win->_regbottom)); - if (_nc_tracing & TRACE_UPDATE) - _tracedump("...before", win); - } -#endif - - if (!win || --ToLines < 0 || --ToCols < 0) - returnCode(ERR); - - size_x = win->_maxx; - size_y = win->_maxy; - - if (ToLines == size_y - && ToCols == size_x) - returnCode(OK); - - if ((win->_flags & _SUBWIN)) { - /* - * Check if the new limits will fit into the parent window's size. If - * not, do not resize. We could adjust the location of the subwindow, - * but the application may not like that. - */ - if (win->_pary + ToLines > win->_parent->_maxy - || win->_parx + ToCols > win->_parent->_maxx) { - returnCode(ERR); - } - pline = win->_parent->_line; - } else { - pline = 0; - } - - /* - * If the number of lines has changed, adjust the size of the overall - * vector: - */ - if (ToLines != size_y) { - if (!(win->_flags & _SUBWIN)) { - for (row = ToLines + 1; row <= size_y; row++) - free((char *) (win->_line[row].text)); - } - - win->_line = ld_ALLOC(win->_line, ToLines + 1); - if (win->_line == 0) - returnCode(ERR); - - for (row = size_y + 1; row <= ToLines; row++) { - win->_line[row].text = 0; - win->_line[row].firstchar = 0; - win->_line[row].lastchar = ToCols; - if ((win->_flags & _SUBWIN)) { - win->_line[row].text = - &pline[win->_pary + row].text[win->_parx]; - } - } - } - - /* - * Adjust the width of the columns: - */ - blank = _nc_background(win); - for (row = 0; row <= ToLines; row++) { - chtype *s = win->_line[row].text; - int begin = (s == 0) ? 0 : size_x + 1; - int end = ToCols; - - if_USE_SCROLL_HINTS(win->_line[row].oldindex = row); - - if (ToCols != size_x || s == 0) { - if (!(win->_flags & _SUBWIN)) { - win->_line[row].text = s = c_ALLOC(s, ToCols + 1); - if (win->_line[row].text == 0) - returnCode(ERR); - } else if (s == 0) { - win->_line[row].text = s = - &pline[win->_pary + row].text[win->_parx]; - } - - if (end >= begin) { /* growing */ - if (win->_line[row].firstchar < begin) - win->_line[row].firstchar = begin; - win->_line[row].lastchar = ToCols; - do { - s[end] = blank; - } while (--end >= begin); - } else { /* shrinking */ - win->_line[row].firstchar = 0; - win->_line[row].lastchar = ToCols; - } - } - } - - /* - * Finally, adjust the parameters showing screen size and cursor - * position: - */ - win->_maxx = ToCols; - win->_maxy = ToLines; - - if (win->_regtop > win->_maxy) - win->_regtop = win->_maxy; - if (win->_regbottom > win->_maxy - || win->_regbottom == size_y) - win->_regbottom = win->_maxy; - - if (win->_curx > win->_maxx) - win->_curx = win->_maxx; - if (win->_cury > win->_maxy) - win->_cury = win->_maxy; - -#ifdef TRACE - TR(TRACE_UPDATE, ("...beg (%d, %d), max(%d,%d), reg(%d,%d)", - win->_begy, win->_begx, - win->_maxy, win->_maxx, - win->_regtop, win->_regbottom)); - if (_nc_tracing & TRACE_UPDATE) - _tracedump("...after:", win); -#endif - returnCode(OK); -} |