diff options
Diffstat (limited to 'lib/libncurses/lib_newwin.c')
| -rw-r--r-- | lib/libncurses/lib_newwin.c | 185 |
1 files changed, 0 insertions, 185 deletions
diff --git a/lib/libncurses/lib_newwin.c b/lib/libncurses/lib_newwin.c deleted file mode 100644 index b58eb07..0000000 --- a/lib/libncurses/lib_newwin.c +++ /dev/null @@ -1,185 +0,0 @@ - -/* This work is copyrighted. See COPYRIGHT.OLD & COPYRIGHT.NEW for * -* details. If they are missing then this copy is in violation of * -* the copyright conditions. */ - -/* -** lib_newwin.c -** -** The routines newwin(), subwin() and their dependent -** -*/ - -#include <stdlib.h> -#include "terminfo.h" -#include "curses.priv.h" - -WINDOW * newwin(int num_lines, int num_columns, int begy, int begx) -{ -WINDOW *win; -chtype *ptr; -int i, j; - - T(("newwin(%d,%d,%d,%d) called", num_lines, num_columns, begy, begx)); - - if (num_lines == 0) - num_lines = lines - begy; - - if (num_columns == 0) - num_columns = columns - begx; - - if (num_columns + begx > columns || num_lines + begy > lines) - return NULL; - - if ((win = makenew(num_lines, num_columns, begy, begx)) == NULL) - return NULL; - - for (i = 0; i < num_lines; i++) { - if ((win->_line[i] = (chtype *) calloc(num_columns, sizeof(chtype))) == NULL) { - for (j = 0; j < i; j++) - free(win->_line[j]); - - free(win->_firstchar); - free(win->_lastchar); - free(win->_line); - free(win); - - return NULL; - } - else - for (ptr = win->_line[i]; ptr < win->_line[i] + num_columns; ) - *ptr++ = ' '; - } - - T(("newwin: returned window is %x", win)); - - return(win); -} - -WINDOW * derwin(WINDOW *orig, int num_lines, int num_columns, int begy, int begx) -{ -WINDOW *win; -int i; - - T(("derwin(%x, %d,%d,%d,%d) called", orig, num_lines, num_columns, begy, begx)); - - /* - ** make sure window fits inside the original one - */ - if ( begy < 0 || begx < 0) - return NULL; - if ( begy + num_lines > orig->_maxy + 1 - || begx + num_columns > orig->_maxx + 1) - return NULL; - - if (num_lines == 0) - num_lines = orig->_maxy - orig->_begy - begy; - - if (num_columns == 0) - num_columns = orig->_maxx - orig->_begx - begx; - - if ((win = makenew(num_lines, num_columns, orig->_begy + begy, orig->_begx + begx)) == NULL) - return NULL; - - win->_pary = begy; - win->_parx = begx; - win->_attrs = orig->_attrs; - win->_bkgd = orig->_bkgd; - - for (i = 0; i < num_lines; i++) - win->_line[i] = &orig->_line[begy++][begx]; - - win->_flags = _SUBWIN; - win->_parent = orig; - - T(("derwin: returned window is %x", win)); - - return(win); -} - - -WINDOW *subwin(WINDOW *w, int l, int c, int y, int x) -{ - T(("subwin(%x, %d, %d, %d, %d) called", w, l, c, y, x)); - T(("parent has begy = %d, begx = %d", w->_begy, w->_begx)); - - return derwin(w, l, c, y - w->_begy, x - w->_begx); -} - -WINDOW * -makenew(int num_lines, int num_columns, int begy, int begx) -{ -int i; -WINDOW *win; - - T(("makenew(%d,%d,%d,%d)", num_lines, num_columns, begy, begx)); - - if ((win = (WINDOW *) malloc(sizeof(WINDOW))) == NULL) - return NULL; - - if ((win->_line = (chtype **) calloc(num_lines, sizeof (chtype *))) == NULL) { - free(win); - return NULL; - } - - if ((win->_firstchar = calloc(num_lines, sizeof(short))) == NULL) { - free(win); - free(win->_line); - return NULL; - } - - if ((win->_lastchar = calloc(num_lines, sizeof(short))) == NULL) { - free(win); - free(win->_line); - free(win->_firstchar); - return NULL; - } - - win->_curx = 0; - win->_cury = 0; - win->_maxy = num_lines - 1; - win->_maxx = num_columns - 1; - win->_begy = begy; - win->_begx = begx; - - win->_flags = 0; - win->_attrs = A_NORMAL; - win->_bkgd = BLANK; - - win->_clear = (num_lines == lines && num_columns == columns); - win->_idlok = FALSE; - win->_use_idc = TRUE; - win->_scroll = FALSE; - win->_leave = FALSE; - win->_use_keypad = FALSE; -#ifdef TERMIOS - win->_use_meta = ((cur_term->Ottyb.c_cflag & CSIZE) == CS8 && - !(cur_term->Ottyb.c_iflag & ISTRIP)); -#else - win->_use_meta = FALSE; -#endif - win->_delay = -1; - win->_immed = FALSE; - win->_sync = 0; - win->_parx = 0; - win->_pary = 0; - win->_parent = (WINDOW *)NULL; - - win->_regtop = 0; - win->_regbottom = num_lines - 1; - - for (i = 0; i < num_lines; i++) - win->_firstchar[i] = win->_lastchar[i] = _NOCHANGE; - - if (begx + num_columns == columns) { - win->_flags |= _ENDLINE; - - if (begx == 0 && num_lines == lines && begy == 0) - win->_flags |= _FULLWIN; - - if (begy + num_lines == lines) - win->_flags |= _SCROLLWIN; - } - - return(win); -} |
