ToolStripItem.IDropTarget.OnDragOver(DragEventArgs) Method
Definition
Important
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Raises the DragOver
event.
virtual void System.Windows.Forms.IDropTarget.OnDragOver(System::Windows::Forms::DragEventArgs ^ dragEvent) = System::Windows::Forms::IDropTarget::OnDragOver;
void IDropTarget.OnDragOver (System.Windows.Forms.DragEventArgs dragEvent);
abstract member System.Windows.Forms.IDropTarget.OnDragOver : System.Windows.Forms.DragEventArgs -> unit
override this.System.Windows.Forms.IDropTarget.OnDragOver : System.Windows.Forms.DragEventArgs -> unit
Sub OnDragOver (dragEvent As DragEventArgs) Implements IDropTarget.OnDragOver
Parameters
- dragEvent
- DragEventArgs
A DragEventArgs that contains the event data.
Implements
Remarks
Raising an event invokes the event handler through a delegate. For more information, see Handling and Raising Events.
The IDropTarget.OnDragOver method also allows derived classes to handle the event without attaching a delegate. This is the preferred technique for handling the event in a derived class.
Notes to Inheritors
When overriding IDropTarget.OnDragOver(DragEventArgs) in a derived class, be sure to call the base class' IDropTarget.OnDragOver(DragEventArgs) method so that registered delegates receive the event.