Spread WinForms 15
GrapeCity.Win.PluginInputMan Assembly / GrapeCity.Win.Spread.InputMan.CellType Namespace / GcTextBox Class / DropDownOpening Event


In This Topic
DropDownOpening Event (GcTextBox)
In This Topic
Occurs before the drop-down window opens.
Syntax
'Declaration
 

Public Event DropDownOpening As EventHandler(Of DropDownOpeningEventArgs)
 
'Usage
 

Dim instance As GcTextBox
Dim handler As EventHandler(Of DropDownOpeningEventArgs)
 
AddHandler instance.DropDownOpening, handler
Event Data

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

PropertyDescription
ByTouchGets a value that indicates whether the drop-down operation is tiggered by touch  
Cancel (Inherited from System.ComponentModel.CancelEventArgs)
SyncDataGets or sets a value that indicates whether to synchronize data to the drop-down when it's opening.  
Remarks
This event is raised if the drop-down window is being opened by either a programmatic modification or user interaction.
See Also

Reference

GcTextBox Class
GcTextBox Members

 

 

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