System.Drawing.Design Hierarchy
System.Collections.ReadOnlyCollectionBase
System.Drawing.Design.CategoryNameCollection
System.Drawing.Design.ToolboxItemCollection
System.Drawing.Design.PropertyValueUIHandler
System.Drawing.Design.PropertyValueUIItemInvokeHandler
System.Drawing.Design.ToolboxComponentsCreatedEventHandler
System.Drawing.Design.ToolboxComponentsCreatingEventHandler
System.Drawing.Design.ToolboxItemCreatorCallback
System.Drawing.Design.PropertyValueUIItem
System.Drawing.Design.ToolboxItem ---- System.Runtime.Serialization.ISerializable
System.Drawing.Design.UITypeEditor
System.Drawing.Design.ColorEditor
System.Drawing.Design.ContentAlignmentEditor
System.Drawing.Design.CursorEditor
System.Drawing.Design.FontEditor
System.Drawing.Design.FontNameEditor
System.Drawing.Design.IconEditor
System.Drawing.Design.ImageEditor
System.Drawing.Design.BitmapEditor
System.Drawing.Design.MetafileEditor
System.Drawing.Design.PaintValueEventArgs
System.Drawing.Design.ToolboxComponentsCreatedEventArgs
System.Drawing.Design.ToolboxComponentsCreatingEventArgs
System.Drawing.Design.UITypeEditorEditStyle