In WPF Designer A few extensions should only be used when only One Item is Selected,

jogibear9988 · jogibear9988 · commit ca626f919d19 · 2014-04-27T12:14:39.000+02:00
because they only work with one Item (ResizeThumb, RotateThumb, RenderTransform, QuickOperationMenu)
diff --git a/src/AddIns/DisplayBindings/WpfDesign/WpfDesign.Designer/Project/Extensions/QuickOperationMenuExtension.cs b/src/AddIns/DisplayBindings/WpfDesign/WpfDesign.Designer/Project/Extensions/QuickOperationMenuExtension.cs
@@ -31,6 +31,7 @@ namespace ICSharpCode.WpfDesign.Designer.Extensions
 	/// <summary>
 	/// Extends the Quick operation menu for the designer.
 	/// </summary>
+	[ExtensionServer(typeof(OnlyOneItemSelectedExtensionServer))]
 	[ExtensionFor(typeof (FrameworkElement))]
 	class QuickOperationMenuExtension : PrimarySelectionAdornerProvider
 	{
diff --git a/src/AddIns/DisplayBindings/WpfDesign/WpfDesign.Designer/Project/Extensions/RenderTransformOriginExtension.cs b/src/AddIns/DisplayBindings/WpfDesign/WpfDesign.Designer/Project/Extensions/RenderTransformOriginExtension.cs
@@ -32,6 +32,7 @@
 
 namespace ICSharpCode.WpfDesign.Designer.Extensions
 {
+	[ExtensionServer(typeof(OnlyOneItemSelectedExtensionServer))]
 	[ExtensionFor(typeof(FrameworkElement))]
 	public class RenderTransformOriginExtension : SelectionAdornerProvider
 	{
diff --git a/src/AddIns/DisplayBindings/WpfDesign/WpfDesign.Designer/Project/Extensions/ResizeThumbExtension.cs b/src/AddIns/DisplayBindings/WpfDesign/WpfDesign.Designer/Project/Extensions/ResizeThumbExtension.cs
@@ -32,6 +32,7 @@ namespace ICSharpCode.WpfDesign.Designer.Extensions
 	/// <summary>
 	/// The resize thumb around a component.
 	/// </summary>
+	[ExtensionServer(typeof(OnlyOneItemSelectedExtensionServer))]
 	[ExtensionFor(typeof(FrameworkElement))]
 	public sealed class ResizeThumbExtension : SelectionAdornerProvider
 	{
diff --git a/src/AddIns/DisplayBindings/WpfDesign/WpfDesign.Designer/Project/Extensions/RightClickContextMenuExtension.cs b/src/AddIns/DisplayBindings/WpfDesign/WpfDesign.Designer/Project/Extensions/RightClickContextMenuExtension.cs
@@ -30,6 +30,7 @@ namespace ICSharpCode.WpfDesign.Designer.Extensions
 	/// <summary>
 	/// 
 	/// </summary>
+	[ExtensionServer(typeof(OnlyOneItemSelectedExtensionServer))]
 	[ExtensionFor(typeof(UIElement))]
 	public sealed class RightClickContextMenuExtension : PrimarySelectionAdornerProvider
 	{

Original file line number	Diff line number	Diff line change
`@@ -31,6 +31,7 @@ namespace ICSharpCode.WpfDesign.Designer.Extensions`
`31`	`31`	`/// <summary>`
`32`	`32`	`/// Extends the Quick operation menu for the designer.`
`33`	`33`	`/// </summary>`
	`34`	`+ [ExtensionServer(typeof(OnlyOneItemSelectedExtensionServer))]`
`34`	`35`	`[ExtensionFor(typeof (FrameworkElement))]`
`35`	`36`	`class QuickOperationMenuExtension : PrimarySelectionAdornerProvider`
`36`	`37`	`{`
Original file line number	Diff line number	Diff line change
`@@ -32,6 +32,7 @@`
`32`	`32`
`33`	`33`	`namespace ICSharpCode.WpfDesign.Designer.Extensions`
`34`	`34`	`{`
	`35`	`+ [ExtensionServer(typeof(OnlyOneItemSelectedExtensionServer))]`
`35`	`36`	`[ExtensionFor(typeof(FrameworkElement))]`
`36`	`37`	`public class RenderTransformOriginExtension : SelectionAdornerProvider`
`37`	`38`	`{`
Original file line number	Diff line number	Diff line change
`@@ -32,6 +32,7 @@ namespace ICSharpCode.WpfDesign.Designer.Extensions`
`32`	`32`	`/// <summary>`
`33`	`33`	`/// The resize thumb around a component.`
`34`	`34`	`/// </summary>`
	`35`	`+ [ExtensionServer(typeof(OnlyOneItemSelectedExtensionServer))]`
`35`	`36`	`[ExtensionFor(typeof(FrameworkElement))]`
`36`	`37`	`public sealed class ResizeThumbExtension : SelectionAdornerProvider`
`37`	`38`	`{`
Original file line number	Diff line number	Diff line change
`@@ -30,6 +30,7 @@ namespace ICSharpCode.WpfDesign.Designer.Extensions`
`30`	`30`	`/// <summary>`
`31`	`31`	`///`
`32`	`32`	`/// </summary>`
	`33`	`+ [ExtensionServer(typeof(OnlyOneItemSelectedExtensionServer))]`
`33`	`34`	`[ExtensionFor(typeof(UIElement))]`
`34`	`35`	`public sealed class RightClickContextMenuExtension : PrimarySelectionAdornerProvider`
`35`	`36`	`{`