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DragEventHandler Delegate

  • Reference

Definition

Namespace:
Microsoft.UI.Xaml
Edit

Represents the method that will handle the DragEnter, DragLeave, DragOver, and Drop events of a UIElement.

C# 
[Windows.Foundation.Metadata.ContractVersion(typeof(Microsoft.UI.Xaml.WinUIContract), 65536)]
[Windows.Foundation.Metadata.Guid(662371459, 52071, 22216, 182, 1, 27, 156, 15, 28, 61, 50)]
public delegate void DragEventHandler(object sender, DragEventArgs e);

Parameters

sender
Object

The object where the event handler is attached.

e
DragEventArgs

The event data.

Attributes
ContractVersionAttribute GuidAttribute

Remarks

DragEventHandler is the delegate you implement to handle these events:

These events are routed events. Changing the value of the Handled property of DragEventArgs from an event handler can influence how a routed event behaves. For more info on the routed event concept, see Events and routed events overview.

The Control class has pre-wired event handlers that Control derived types can override to provide class-based handling for the drag-drop events,. These methods are:

The Windows Runtime implementation of drag-drop concepts permits only certain controls and input actions to initiate a drag-drop action. There is no generalized DoDragDrop method that would permit any UI element to initiate a drag-drop action. The main source of a drag-drop action is when you drag the items of a list such as GridView.

Applies to

Product Versions
Windows App SDK 0.8, 1.0, 1.1, 1.2, 1.3, 1.4, 1.5, 1.6

See also