Throws an exception if the toolbox item is currently locked.
Syntax
protected void CheckUnlocked ()
Remarks
The ToolboxItem.CheckUnlocked method throws an InvalidOperationException if the ToolboxItem.Locked property of the System.Drawing.Design.ToolboxItem is set to true.
Requirements
Namespace: System.Drawing.Design
Assembly: System.Drawing (in System.Drawing.dll)
Assembly Versions: 1.0.5000.0, 2.0.0.0
Assembly: System.Drawing (in System.Drawing.dll)
Assembly Versions: 1.0.5000.0, 2.0.0.0