Version

BeforeDropDown Event (DropDownEditorButtonBase)

Fired when the dropdown window is about to be displayed
Syntax
'Declaration
 
Public Event BeforeDropDown As BeforeEditorButtonDropDownEventHandler
public event BeforeEditorButtonDropDownEventHandler BeforeDropDown
Event Data

The event handler receives an argument of type BeforeEditorButtonDropDownEventArgs containing data related to this event. The following BeforeEditorButtonDropDownEventArgs properties provide information specific to this event.

PropertyDescription
Button (Inherited from Infragistics.Win.UltraWinEditors.CancelableEditorButtonEventArgs)Returns the EditorButtonBase associated with the event.
Cancel (Inherited from System.ComponentModel.CancelEventArgs) 
Context (Inherited from Infragistics.Win.UltraWinEditors.CancelableEditorButtonEventArgs)Returns an object that provides some information about where the button is being used.
Location Returns or sets the location at which the dropdown will be displayed.
Requirements

Target Platforms: Windows 10, Windows 8.1, Windows 8, Windows 7, Windows Server 2012, Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

See Also