ArtistSelectorPage.xaml 的交互逻辑
Inheritance: System.Windows.Controls.Page
        /// <summary>
        /// 引发 <see cref="E:System.Windows.Window.SourceInitialized"/> 事件。
        /// </summary>
        /// <param name="e">一个 <see cref="T:System.EventArgs"/>,其中包含事件数据。</param>
        protected override void OnSourceInitialized(EventArgs e)
        {
            base.OnSourceInitialized(e);

            if (!DesignerProperties.GetIsInDesignMode(this))
            {
                this.ArtistSelectorPage = new ArtistSelectorPage();
                this.ContentFrame.Navigate(this.ArtistSelectorPage);
            }
        }
        /// <summary>
        /// 引发 <see cref="E:System.Windows.Window.SourceInitialized"/> 事件。
        /// </summary>
        /// <param name="e">一个 <see cref="T:System.EventArgs"/>,其中包含事件数据。</param>
        protected override void OnSourceInitialized(EventArgs e)
        {
            base.OnSourceInitialized(e);

            if (!DesignerProperties.GetIsInDesignMode(this))
            {
                this.ArtistSelectorPage = new ArtistSelectorPage();
                this.ContentFrame.Navigate(this.ArtistSelectorPage);
            }
        }