IconTags.py 文件源码

def on_populate_popup(self, treeview, menu):
        '''Add popup menu options.'''
        menu.prepend(gtk.SeparatorMenuItem())

        # Add menu with view options.
        view_menu = gtk.Menu()
        # Add options to show tags and tagged pages.
        items = ( (_('Show only Pages with Tags'), self._show_tagged,
                   lambda o: self.toggle_show_tagged()),
                  (_('Show Tags'), self.uistate['show tags'],
                   lambda o: self.toggle_show_tags()) )
        for name, active, func in items:
            item = gtk.CheckMenuItem(name)
            item.set_active(active)
            item.connect('activate', func)
            view_menu.append(item)
        view_menu.append(gtk.SeparatorMenuItem())

        # Add options to switch between views.
        def _change_view(item, event):
            self.uistate['Open pages'] = item.zim_view
            self.treeview.change_view(self.uistate['Open pages'])

        items = ( (_('Default'), 'default'),
                  (_('Collapse other Pages'), 'collapse'),
                  (_('Disable'), 'disable') )
        item = None
        for name, view in items:
            item = gtk.RadioMenuItem(group = item, label = name)
            if view == self.uistate['Open pages']:
                item.set_active(True)
            item.zim_view = view
            item.connect('button-release-event', _change_view)
            view_menu.append(item)

        item = gtk.MenuItem('View')
        item.set_submenu(view_menu)
        menu.prepend(item)

        menu.show_all()