RichEditControl.DragDropMode Property
Gets or sets the drag-and-drop mode which is active in the RichEditControl.
Namespace: DevExpress.XtraRichEdit
Assembly: DevExpress.XtraRichEdit.v24.1.dll
NuGet Packages: DevExpress.Win.PivotGrid, DevExpress.Win.RichEdit, DevExpress.Win.TreeMap
Declaration
[DefaultValue(DragDropMode.Standard)]
[DXCategory("Behavior")]
public DragDropMode DragDropMode { get; set; }Property Value
| Type | Default | Description |
|---|---|---|
| DragDropMode | Standard | A DragDropMode enumeration value. |
Available values:
| Name | Description |
|---|---|
| Standard | This mode is suitable for single-thread applications. If this mode is enabled, all Drag~ events of the RichEditControl are correctly raised when objects are dragged and dropped. |
| Manual | This mode is suitable for mutli-thread applications, when no Drag~ events of the RichEditControl can be raised. |
Remarks
To enable RichEditControl’s drag-and-drop operation in a Multi Threaded Apartment (MTA), the DragDropMode property value should be set to DragDropMode.Manual. In this case, drag-and-drop events such as DragEnter, DragLeave, DragOver and DragDrop are not raised.
Note
The Defauilt value of DragDropMode (the DragDropMode.Standard) in MTA state results in application failure.