Python curses.COLOR_PAIRS属性代码示例

# 需要导入模块: import curses [as 别名]
# 或者: from curses import COLOR_PAIRS [as 别名]
def initscr():
    import _curses, curses
    # we call setupterm() here because it raises an error
    # instead of calling exit() in error cases.
    setupterm(term=_os.environ.get("TERM", "unknown"),
              fd=_sys.__stdout__.fileno())
    stdscr = _curses.initscr()
    for key, value in _curses.__dict__.items():
        if key[0:4] == 'ACS_' or key in ('LINES', 'COLS'):
            setattr(curses, key, value)

    return stdscr

# This is a similar wrapper for start_color(), which adds the COLORS and
# COLOR_PAIRS variables which are only available after start_color() is
# called. 

# 需要导入模块: import curses [as 别名]
# 或者: from curses import COLOR_PAIRS [as 别名]
def __init__(self):
        #curses.use_default_colors()
        self.define_colour_numbers()
        self._defined_pairs = {}
        self._names         = {}
        try:
            self._max_pairs = curses.COLOR_PAIRS - 1
            do_color = True
        except AttributeError:
            # curses.start_color has failed or has not been called
            do_color = False
            # Disable all color use across the application
            disableColor()
        if do_color and curses.has_colors():
            self.initialize_pairs()
            self.initialize_names() 

# 需要导入模块: import curses [as 别名]
# 或者: from curses import COLOR_PAIRS [as 别名]
def stdscr():
    with patch('curses.initscr'),               \
            patch('curses.echo'),               \
            patch('curses.flash'),              \
            patch('curses.endwin'),             \
            patch('curses.newwin'),             \
            patch('curses.noecho'),             \
            patch('curses.cbreak'),             \
            patch('curses.doupdate'),           \
            patch('curses.nocbreak'),           \
            patch('curses.curs_set'),           \
            patch('curses.init_pair'),          \
            patch('curses.color_pair'),         \
            patch('curses.has_colors'),         \
            patch('curses.start_color'),        \
            patch('curses.use_default_colors'):
        out = MockStdscr(nlines=40, ncols=80, x=0, y=0)
        curses.initscr.return_value = out
        curses.newwin.side_effect = lambda *args: out.derwin(*args)
        curses.color_pair.return_value = 23
        curses.has_colors.return_value = True
        curses.ACS_VLINE = 0
        curses.COLORS = 256
        curses.COLOR_PAIRS = 256
        yield out 

# 需要导入模块: import curses [as 别名]
# 或者: from curses import COLOR_PAIRS [as 别名]
def start_color():
    import _curses, curses
    retval = _curses.start_color()
    if hasattr(_curses, 'COLORS'):
        curses.COLORS = _curses.COLORS
    if hasattr(_curses, 'COLOR_PAIRS'):
        curses.COLOR_PAIRS = _curses.COLOR_PAIRS
    return retval

# Import Python has_key() implementation if _curses doesn't contain has_key() 

# 需要导入模块: import curses [as 别名]
# 或者: from curses import COLOR_PAIRS [as 别名]
def check_theme(theme):
        """
        Check if the given theme is compatible with the terminal
        """
        terminal_colors = curses.COLORS if curses.has_colors() else 0

        if theme.required_colors > terminal_colors:
            return False
        elif theme.required_color_pairs > curses.COLOR_PAIRS:
            return False
        else:
            return True 

# 需要导入模块: import curses [as 别名]
# 或者: from curses import COLOR_PAIRS [as 别名]
def set_theme(self, theme=None):
        """
        Check that the terminal supports the provided theme, and applies
        the theme to the terminal if possible.

        If the terminal doesn't support the theme, this falls back to the
        default theme. The default theme only requires 8 colors so it
        should be compatible with any terminal that supports basic colors.
        """

        terminal_colors = curses.COLORS if curses.has_colors() else 0
        default_theme = Theme(use_color=bool(terminal_colors))

        if theme is None:
            theme = default_theme

        elif theme.required_color_pairs > curses.COLOR_PAIRS:
            _logger.warning(
                'Theme `%s` requires %s color pairs, but $TERM=%s only '
                'supports %s color pairs, switching to default theme',
                theme.name, theme.required_color_pairs, self._term,
                curses.COLOR_PAIRS)
            theme = default_theme

        elif theme.required_colors > terminal_colors:
            _logger.warning(
                'Theme `%s` requires %s colors, but $TERM=%s only '
                'supports %s colors, switching to default theme',
                theme.name, theme.required_colors, self._term,
                curses.COLORS)
            theme = default_theme

        theme.bind_curses()
        self.theme = theme

        # Apply the default color to the whole screen
        self.stdscr.bkgd(str(' '), self.attr('Normal')) 

# 需要导入模块: import curses [as 别名]
# 或者: from curses import COLOR_PAIRS [as 别名]
def stdscr():
    with mock.patch('curses.initscr'), \
            mock.patch('curses.echo'), \
            mock.patch('curses.flash'), \
            mock.patch('curses.endwin'), \
            mock.patch('curses.newwin'), \
            mock.patch('curses.newpad'), \
            mock.patch('curses.noecho'), \
            mock.patch('curses.cbreak'), \
            mock.patch('curses.doupdate'), \
            mock.patch('curses.nocbreak'), \
            mock.patch('curses.curs_set'), \
            mock.patch('curses.init_pair'), \
            mock.patch('curses.color_pair'), \
            mock.patch('curses.has_colors'), \
            mock.patch('curses.start_color'), \
            mock.patch('curses.use_default_colors'):
        result = MockStdscr(nlines=24, ncols=100, x=0, y=0)
        curses.initscr.return_value = result
        curses.newwin.side_effect = lambda *args: result.derwin(*args)
        curses.color_pair.return_value = 1
        curses.has_colors.return_value = True
        curses.ACS_VLINE = 0
        curses.ACS_HLINE = 0
        curses.COLORS = 16
        curses.COLOR_PAIRS = 16
        yield result 

# 需要导入模块: import curses [as 别名]
# 或者: from curses import COLOR_PAIRS [as 别名]
def test_terminal_check_theme(terminal):

    monochrome = Theme(use_color=False)
    default = Theme()
    color256 = Theme.from_name('molokai')

    curses.has_colors.return_value = False
    assert terminal.check_theme(monochrome)
    assert not terminal.check_theme(default)
    assert not terminal.check_theme(color256)

    curses.has_colors.return_value = True
    curses.COLORS = 0
    assert terminal.check_theme(monochrome)
    assert not terminal.check_theme(default)
    assert not terminal.check_theme(color256)

    curses.COLORS = 8
    assert terminal.check_theme(monochrome)
    assert terminal.check_theme(default)
    assert not terminal.check_theme(color256)

    curses.COLORS = 256
    assert terminal.check_theme(monochrome)
    assert terminal.check_theme(default)
    assert terminal.check_theme(color256)

    curses.COLOR_PAIRS = 8
    assert terminal.check_theme(monochrome)
    assert terminal.check_theme(default)
    assert not terminal.check_theme(color256)