using System.Windows.Input; namespace Ink_Canvas.Controls.Toolbar.Items { internal sealed class UndoToolItem : ToolbarImageButtonItemBase { public override string Id => "builtin.undo"; public override string LocalizationKey => "Board_Undo"; public override ToolbarSlot DefaultSlot => ToolbarSlot.FloatingBarCanvasControls; public override int DefaultOrder => 300; public override ToolbarInsertPosition DefaultPosition => ToolbarInsertPosition.Append; protected override void OnClick(IToolbarHost host, object sender, MouseButtonEventArgs e) => host.Window.SymbolIconUndo_MouseUp(sender, e); protected override void AfterBuild(IToolbarHost host, ToolbarImageButton view) { host.Window.AttachSymbolIconUndo(view); view.SetBinding(System.Windows.UIElement.IsEnabledProperty, new System.Windows.Data.Binding("IsEnabled") { ElementName = "BtnUndo" }); } } }