Receives a call from the toolbox service when a user reports that a selected toolbox item has been used.
Assembly: System.Drawing.Design (in System.Drawing.Design.dll)
The method is called by the toolbox service when a user reports that the selected toolbox item has been used. After invoking a toolbox item, it is a common user interface (UI) behavior to cancel the selection of that toolbox item. The default implementation of this method cancels the selection of the toolbox item by setting the selected item container to null.