Python curses.tigetflag() Examples

The following are 1 code examples of curses.tigetflag(). You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may also want to check out all available functions/classes of the module curses , or try the search function .
Example #1
Source File: ProgressBar.py    From alive with Apache License 2.0 4 votes vote down vote up 
def __init__(self, term_stream=sys.stdout):
        """
        Create a `TerminalController` and initialize its attributes
        with appropriate values for the current terminal.
        `term_stream` is the stream that will be used for terminal
        output; if this stream is not a tty, then the terminal is
        assumed to be a dumb terminal (i.e., have no capabilities).
        """
        # Curses isn't available on all platforms
        try: import curses
        except: return

        # If the stream isn't a tty, then assume it has no capabilities.
        if not term_stream.isatty(): return

        # Check the terminal type.  If we fail, then assume that the
        # terminal has no capabilities.
        try: curses.setupterm()
        except: return

        # Look up numeric capabilities.
        self.COLS = curses.tigetnum('cols')
        self.LINES = curses.tigetnum('lines')
        self.XN = curses.tigetflag('xenl')
        
        # Look up string capabilities.
        for capability in self._STRING_CAPABILITIES:
            (attrib, cap_name) = capability.split('=')
            setattr(self, attrib, self._tigetstr(cap_name) or '')

        # Colors
        set_fg = self._tigetstr('setf')
        if set_fg:
            for i,color in zip(range(len(self._COLORS)), self._COLORS):
                setattr(self, color, self._tparm(set_fg, i))
        set_fg_ansi = self._tigetstr('setaf')
        if set_fg_ansi:
            for i,color in zip(range(len(self._ANSICOLORS)), self._ANSICOLORS):
                setattr(self, color, self._tparm(set_fg_ansi, i))
        set_bg = self._tigetstr('setb')
        if set_bg:
            for i,color in zip(range(len(self._COLORS)), self._COLORS):
                setattr(self, 'BG_'+color, self._tparm(set_bg, i))
        set_bg_ansi = self._tigetstr('setab')
        if set_bg_ansi:
            for i,color in zip(range(len(self._ANSICOLORS)), self._ANSICOLORS):
                setattr(self, 'BG_'+color, self._tparm(set_bg_ansi, i))