using System; using System.Windows; using System.Windows.Controls; namespace Ink_Canvas.Windows.SettingsViews { /// /// AutomationPanel.xaml 的交互逻辑 /// public partial class AutomationPanel : UserControl { public AutomationPanel() { InitializeComponent(); } public event EventHandler IsTopBarNeedShadowEffect; public event EventHandler IsTopBarNeedNoShadowEffect; private void ScrollViewerEx_ScrollChanged(object sender, ScrollChangedEventArgs e) { var scrollViewer = (ScrollViewer)sender; if (scrollViewer.VerticalOffset >= 10) { IsTopBarNeedShadowEffect?.Invoke(this, new RoutedEventArgs()); } else { IsTopBarNeedNoShadowEffect?.Invoke(this, new RoutedEventArgs()); } } } }