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1.1 ! root 1: # include "curses.ext" ! 2: ! 3: /* ! 4: * This routine erases everything on the window. ! 5: * ! 6: * 1/26/81 (Berkeley) @(#)clrtobot.c 1.1 ! 7: */ ! 8: wclrtobot(win) ! 9: reg WINDOW *win; { ! 10: ! 11: reg int y; ! 12: reg char *sp, *end, *maxx; ! 13: reg int startx, minx; ! 14: ! 15: startx = win->_curx; ! 16: for (y = win->_cury; y < win->_maxy; y++) { ! 17: minx = _NOCHANGE; ! 18: end = &win->_y[y][win->_maxx]; ! 19: for (sp = &win->_y[y][startx]; sp < end; sp++) ! 20: if (*sp != ' ') { ! 21: maxx = sp; ! 22: if (minx == _NOCHANGE) ! 23: minx = sp - win->_y[y]; ! 24: *sp = ' '; ! 25: } ! 26: if (minx != _NOCHANGE) { ! 27: if (win->_firstch[y] > minx ! 28: || win->_firstch[y] == _NOCHANGE) ! 29: win->_firstch[y] = minx; ! 30: if (win->_lastch[y] < maxx - win->_y[y]) ! 31: win->_lastch[y] = maxx - win->_y[y]; ! 32: } ! 33: startx = 0; ! 34: } ! 35: win->_curx = win->_cury = 0; ! 36: }
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