FilterEditorControl.BeforeShowValueEditor Event

Fires before the editor used to edit operands is shown on screen. Allows you to customize this editor.

Namespace: DevExpress.DataAccess.UI

Assembly: DevExpress.DataAccess.v24.1.UI.dll

NuGet Package: DevExpress.DataAccess.UI

Declaration

C#

public event ShowValueEditorEventHandler BeforeShowValueEditor

VB.NET

Public Event BeforeShowValueEditor As ShowValueEditorEventHandler

Event Data

The BeforeShowValueEditor event's data class is ShowValueEditorEventArgs. The following properties provide information specific to this event:

Property	Description
CurrentNode	Gets the current node in the FilterControl’s tree of criteria.
CustomRepositoryItem	Allows you to specify a custom editor to be opened instead of the default one, specified by the Editor property.
Editor
FocusedElementIndex	Gets the index of the current operand value.
OperandValue	Gets the current operand value.
Operation	Gets the operation of the current node.
PropertyName	Gets the name of the current property (column/field). Inherited from BaseNodeEventArgs.
PropertyType	Gets the type of the current property (column/field). Inherited from BaseNodeEventArgs.

Remarks

See the FilterControl.BeforeShowValueEditor event for an example.