history_item_view.py 文件源码

def __init__(self, item):
        super().__init__()

        self.set_name('Infobox')
        self.set_halign(Gtk.Align.START)
        self.set_valign(Gtk.Align.END)
        self.set_orientation(Gtk.Orientation.HORIZONTAL)
        self.set_margin_left(5)
        self.set_margin_bottom(5)

        self._weakref = weakref.ref(item)

        if self.item.app_info:
            name = self.item.app_info.get_display_name()
            gicon = self.item.app_info.get_icon()

            if gicon:
                icon_theme = Gtk.IconTheme.get_default()
                icon_info = icon_theme.lookup_by_gicon(
                    gicon,
                    16,
                    Gtk.IconLookupFlags.FORCE_SIZE
                )
                if icon_info:
                    pixbuf = icon_info.load_icon()
                    icon = Gtk.Image()
                    icon.set_margin_right(5)
                    icon.set_from_pixbuf(pixbuf)
                    self.add(icon)

            if name:
                app_name = Gtk.LinkButton()
                app_name.connect('activate-link', self._on_activate_link)
                app_name.set_halign(Gtk.Align.START)
                app_name.set_name('AppNameLink')
                app_name.set_label(name)
                self.add(app_name)

                style_context = app_name.get_style_context()
                style_context.remove_class('text-button')
                style_context.remove_class('button')

        if self.item.info_string:
            label = Gtk.Label()
            label.set_margin_left(5)
            label.set_halign(Gtk.Align.START)
            label.set_markup(INFOSTRING_TEMPLATE % self.item.info_string)
            self.add(label)