DiagramControl.ItemsMoving Event

Fires as the end-user is moving diagram items.

Namespace: DevExpress.XtraDiagram

Assembly: DevExpress.XtraDiagram.v23.2.dll

NuGet Package: DevExpress.Win.Diagram

Declaration

C#

[DiagramCategory(DiagramCategory.DiagramItems)]
public event EventHandler<DiagramItemsMovingEventArgs> ItemsMoving

VB.NET

<DiagramCategory(DiagramCategory.DiagramItems)>
Public Event ItemsMoving As EventHandler(Of DiagramItemsMovingEventArgs)

Event Data

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

Property	Description
ActionSource	Indicates whether the moving operation is performed using drag-and-drop, the Properties Panel or by pressing key shortcuts.
Allow	Specifies whether to allow the operation.
Cancel	Gets or sets a value indicating whether the event should be canceled. Inherited from CancelEventArgs.
Items	Returns the collection of data about items that are being moved.
Stage	Indicates whether the moving operation has just started, is continuing or has been finished or canceled.

Remarks

The event’s Items property returns the items that are being moved. The ActionSource property indicates whether the moving operation is performed using drag-and-drop or pressing key shortcuts. The Stage property indicates whether the moving operation has just started, is continuing or has been finished or canceled.

Related GitHub Examples

The following code snippet (auto-collected from DevExpress Examples) contains a reference to the ItemsMoving event.

Note

The algorithm used to collect these code examples remains a work in progress. Accordingly, the links and snippets below may produce inaccurate results. If you encounter an issue with code examples below, please use the feedback form on this page to report the issue.

C#

winforms-diagram-track-and-restrict-drag-actions/CS/WinApp7/Form1.cs#L17

    diagramControl1.BeforeItemsMoving += DiagramControl1_BeforeItemsMoving;
    diagramControl1.ItemsMoving += DiagramControl1_ItemsMoving;
}