gtk_ui.py 文件源码

def start(self, bridge):
        """Start the UI event loop."""
        bridge.attach(80, 24, rgb=True)
        drawing_area = Gtk.DrawingArea()
        drawing_area.connect('draw', self._gtk_draw)
        window = Gtk.Window()
        window.add(drawing_area)
        window.set_events(window.get_events() |
                          Gdk.EventMask.BUTTON_PRESS_MASK |
                          Gdk.EventMask.BUTTON_RELEASE_MASK |
                          Gdk.EventMask.POINTER_MOTION_MASK |
                          Gdk.EventMask.SCROLL_MASK)
        window.connect('configure-event', self._gtk_configure)
        window.connect('delete-event', self._gtk_quit)
        window.connect('key-press-event', self._gtk_key)
        window.connect('key-release-event', self._gtk_key_release)
        window.connect('button-press-event', self._gtk_button_press)
        window.connect('button-release-event', self._gtk_button_release)
        window.connect('motion-notify-event', self._gtk_motion_notify)
        window.connect('scroll-event', self._gtk_scroll)
        window.connect('focus-in-event', self._gtk_focus_in)
        window.connect('focus-out-event', self._gtk_focus_out)
        window.show_all()
        im_context = Gtk.IMMulticontext()
        im_context.set_client_window(drawing_area.get_window())
        im_context.set_use_preedit(False)  # TODO: preedit at cursor position
        im_context.connect('commit', self._gtk_input)
        self._pango_context = drawing_area.create_pango_context()
        self._drawing_area = drawing_area
        self._window = window
        self._im_context = im_context
        self._bridge = bridge
        Gtk.main()