Class GanttDragDropBehavior

The behavior class responsive for the drag-drop operation in the RadGanttView control.

Inheritance
System.Object
PlatformIndependentFreezable
SchedulingBehaviorBase
SchedulingDragDropBehavior
GanttDragDropBehavior
Inherited Members
Namespace: Telerik.Windows.Controls.GanttView
Assembly: Telerik.Windows.Controls.GanttView.dll

Syntax

public class GanttDragDropBehavior : SchedulingDragDropBehavior, ISchedulingDragDropBehavior

Constructors

GanttDragDropBehavior()

Declaration
public GanttDragDropBehavior()

Methods

CanDrop(SchedulingDragDropState)

Gets the value specifying whether the drag operation can be completed, or not.

Declaration
protected override bool CanDrop(SchedulingDragDropState state)
Parameters
SchedulingDragDropState state

DragDropState identifying the current drag operation.
Returns
System.Boolean

True when the drag operation can be finished, otherwise false.
Overrides
Remarks

This method is called on every mouse move. All properties in the DragDropState are valid.

Drop(SchedulingDragDropState)

When overridden in a derived class completes the drop operation. This method is called only in the context of the drop target control.

Declaration
protected override void Drop(SchedulingDragDropState state)
Parameters
SchedulingDragDropState state

DragDropState that provides context for the current operation.
Overrides
Remarks

When the drag source and the drop target are the same control, this method is called before DragCompleted.

TryApplyReorder(SchedulingDragDropState, IDateRange, Object)

This method applies the changes for the reorder operation in the grid section.

Declaration
protected void TryApplyReorder(SchedulingDragDropState state, IDateRange draggedItem, object destinationGroupKey)
Parameters
SchedulingDragDropState state

The SchedulingInteractionState state used for the operation.
IDateRange draggedItem

The item which is being dragged.
System.Object destinationGroupKey

The destination groupKey, where the dragged item is being dropped.

Extension Methods