文件操作 - pop_up.py

文件: /usr/share/doc/python-urwid-1.1.1/examples/pop_up.py

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#!/usr/bin/python

import urwid

class PopUpDialog(urwid.WidgetWrap):
    """A dialog that appears with nothing but a close button """
    signals = ['close']
    def __init__(self):
        close_button = urwid.Button("that's pretty cool")
        urwid.connect_signal(close_button, 'click',
            lambda button:self._emit("close"))
        pile = urwid.Pile([urwid.Text(
            "^^  I'm attached to the widget that opened me. "
            "Try resizing the window!\n"), close_button])
        fill = urwid.Filler(pile)
        self.__super.__init__(urwid.AttrWrap(fill, 'popbg'))

class ThingWithAPopUp(urwid.PopUpLauncher):
    def __init__(self):
        self.__super.__init__(urwid.Button("click-me"))
        urwid.connect_signal(self.original_widget, 'click',
            lambda button: self.open_pop_up())

def create_pop_up(self):
        pop_up = PopUpDialog()
        urwid.connect_signal(pop_up, 'close',
            lambda button: self.close_pop_up())
        return pop_up

def get_pop_up_parameters(self):
        return {'left':0, 'top':1, 'overlay_width':32, 'overlay_height':7}

fill = urwid.Filler(urwid.Padding(ThingWithAPopUp(), 'center', 15))
loop = urwid.MainLoop(
    fill,
    [('popbg', 'white', 'dark blue')],
    pop_ups=True)
loop.run()

文件操作 - pop_up.py

文件: /usr/share/doc/python-urwid-1.1.1/examples/pop_up.py

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