feed.py 文件源码

def __init__(self, mode, images):
        self.hbox = Gtk.Box(Gtk.Orientation.HORIZONTAL)

        self.menu_revealer = self._build_revealer()

        self.video_monitor = Gtk.DrawingArea()
        self.video_monitor.set_margin_left(6)
        self.video_monitor.set_margin_right(6)
        self.video_monitor.set_margin_bottom(6)
        self.video_monitor.set_halign(Gtk.Align.FILL)
        self.video_monitor.set_valign(Gtk.Align.FILL)
        self.video_monitor.set_size_request(700, 400)

        self.placeholder_pipeline = self.get_placeholder_pipeline()
        self.placeholder_bus = self.create_gstreamer_bus(
            self.placeholder_pipeline.pipeline)

        self.pipeline = self.create_pipeline_instance(mode)
        self.bus = self.create_gstreamer_bus(self.pipeline.pipeline)
        self.xid = None

        self.video_menu = VideoMenu(
            self.pipeline, self.menu_revealer, self.placeholder_pipeline)
        self.audio_menu = AudioMenu(
            self.pipeline, self.menu_revealer, self.placeholder_pipeline)
        self.stream_menu = StreamMenu(self.pipeline, self.menu_revealer)
        self.store_menu = StoreMenu(self.pipeline, self.menu_revealer)
        self.settings_menu = SettingsMenu(self.pipeline, self.menu_revealer)

        self.images = images
        self.controls = ControlBar(self.pipeline, self.menu_revealer,
                                   self.images,
                                   self.video_menu,
                                   self.audio_menu,
                                   self.stream_menu,
                                   self.store_menu,
                                   self.settings_menu,
                                   self.placeholder_pipeline)
        self.controls.overlay_container.add(self.video_monitor)
        self.controls.display_controls()

        self.vumeter_box = self._build_vumeter()
        self.controls.overlay_container.add_overlay(self.vumeter_box)

        self.hbox.pack_start(self.controls.overlay_container, True, True, 0)
        self.hbox.pack_start(self.menu_revealer, False, False, 0)