Documentation

Class DragDropQueryEventArgs

The event args used for various drag and drop related events.

Inheritance
System.Object
RadRoutedEventArgs
DragDropEventArgs
DragDropQueryEventArgs
Inherited Members
Namespace: Telerik.Windows.Controls.DragDrop
Assembly: Telerik.Windows.Controls.dll

Syntax

public class DragDropQueryEventArgs : DragDropEventArgs

Constructors

DragDropQueryEventArgs(RoutedEvent, Object, DragDropOptions)

Initializes a new instance of the DragDropQueryEventArgs class.

Declaration
public DragDropQueryEventArgs(RoutedEvent routedEvent, object source, DragDropOptions options)
Parameters
System.Windows.RoutedEvent routedEvent

The routed event identifier for this instance of the RoutedEventArgs class.
System.Object source

An alternate source that will be reported when the event is handled. This pre-populates the Source property.
DragDropOptions options

The drag event options.

Fields

EmptyArgs

Provides empty DragDropQueryEventArgs.

Declaration
public static readonly DragDropQueryEventArgs EmptyArgs
Field Value
DragDropQueryEventArgs

Properties

QueryResult

Gets or sets the result of the query. This result allows or denies actions in the drag drop process.

Declaration
public Nullable<bool> QueryResult { get; set; }
Property Value
System.Nullable<System.Boolean>

Methods

InvokeEventHandler(Delegate, Object)

When overridden in a derived class, provides a way to invoke event handlers in a type-specific way, which can increase efficiency over the base implementation.

Declaration
protected override void InvokeEventHandler(Delegate genericHandler, object genericTarget)
Parameters
System.Delegate genericHandler

The generic handler / delegate implementation to be invoked.
System.Object genericTarget

The target on which the provided handler should be invoked.
Overrides

Extension Methods