void BlankPage_CommandsRequested(SettingsPane sender, SettingsPaneCommandsRequestedEventArgs args)
        {
            SettingsCommand cmd = new SettingsCommand("login", "登录", (x) =>
            {
                _settingsPopup                       = new Popup();
                _settingsPopup.Closed               += OnPopupClosed;
                Window.Current.Activated            += OnWindowActivated;
                _settingsPopup.IsLightDismissEnabled = true;
                _settingsPopup.Width                 = _settingsWidth;
                _settingsPopup.Height                = _windowBounds.Height;

                SimpleSettingsNarrow mypane = new SimpleSettingsNarrow();
                mypane.Width  = _settingsWidth;
                mypane.Height = _windowBounds.Height;

                _settingsPopup.Child = mypane;
                _settingsPopup.SetValue(Canvas.LeftProperty, _windowBounds.Width - _settingsWidth);
                _settingsPopup.SetValue(Canvas.TopProperty, 0);
                _settingsPopup.IsOpen = true;
            });

            args.Request.ApplicationCommands.Add(cmd);

            SettingsCommand cmd1 = new SettingsCommand("logout", "注销", (x) =>
            {
            });

            args.Request.ApplicationCommands.Add(cmd1);
        }
        void BlankPage_CommandsRequested(SettingsPane sender, SettingsPaneCommandsRequestedEventArgs args)
        {
            SettingsCommand cmd = new SettingsCommand("login", "登录", (x) =>
            {
                _settingsPopup = new Popup();
                _settingsPopup.Closed += OnPopupClosed;
                Window.Current.Activated += OnWindowActivated;
                _settingsPopup.IsLightDismissEnabled = true;
                _settingsPopup.Width = _settingsWidth;
                _settingsPopup.Height = _windowBounds.Height;

                SimpleSettingsNarrow mypane = new SimpleSettingsNarrow();
                mypane.Width = _settingsWidth;
                mypane.Height = _windowBounds.Height;

                _settingsPopup.Child = mypane;
                _settingsPopup.SetValue(Canvas.LeftProperty, _windowBounds.Width - _settingsWidth);
                _settingsPopup.SetValue(Canvas.TopProperty, 0);
                _settingsPopup.IsOpen = true;
            });

            args.Request.ApplicationCommands.Add(cmd);

            SettingsCommand cmd1 = new SettingsCommand("logout", "注销", (x) =>
            {
            });

            args.Request.ApplicationCommands.Add(cmd1);
        }