Class MouseDragElementBehavior

Namespace

Microsoft.Xaml.Behaviors.Layout

Assembly

Microsoft.Xaml.Behaviors.dll

Repositions the attached element in response to mouse drag gestures on the element.

public class MouseDragElementBehavior : Behavior<FrameworkElement>, IAttachedObject

Inheritance

object

Behavior

Behavior<FrameworkElement>

MouseDragElementBehavior

Implements

IAttachedObject

Inherited Members

Behavior<FrameworkElement>.AssociatedObject

Behavior.CreateInstanceCore()

Behavior.Attach(DependencyObject)

Behavior.Detach()

Behavior.AssociatedType

Constructors

MouseDragElementBehavior()

public MouseDragElementBehavior()

Fields

ConstrainToParentBoundsProperty

Dependency property for the ConstrainToParentBounds property. If true, the dragged element will be constrained to stay within the bounds of its parent container.

public static readonly DependencyProperty ConstrainToParentBoundsProperty

Field Value

DependencyProperty

XProperty

Dependency property for the X position of the dragged element, relative to the left of the root element.

public static readonly DependencyProperty XProperty

Field Value

DependencyProperty

YProperty

Dependency property for the Y position of the dragged element, relative to the top of the root element.

public static readonly DependencyProperty YProperty

Field Value

DependencyProperty

Properties

ConstrainToParentBounds

Gets or sets a value indicating whether the dragged element is constrained to stay within the bounds of its parent container. This is a dependency property.

public bool ConstrainToParentBounds { get; set; }

Property Value

bool

True if the dragged element should be constrained to its parents bounds; otherwise, False.

X

Gets or sets the X position of the dragged element, relative to the left of the root element. This is a dependency property.

public double X { get; set; }

Property Value

double

Y

Gets or sets the Y position of the dragged element, relative to the top of the root element. This is a dependency property.

public double Y { get; set; }

Property Value

double

Methods

OnAttached()

Called after the behavior is attached to an AssociatedObject.

protected override void OnAttached()

Remarks

Override this to hook up functionality to the AssociatedObject.

OnDetaching()

Called when the behavior is getting detached from its AssociatedObject, but before it has actually occurred.

protected override void OnDetaching()

Remarks

Override this to unhook functionality from the AssociatedObject.

Events

DragBegun

Occurs when a drag gesture is initiated.

public event MouseEventHandler DragBegun

Event Type

MouseEventHandler

DragFinished

Occurs when a drag gesture is finished.

public event MouseEventHandler DragFinished

Event Type

MouseEventHandler

Dragging

Occurs when a drag gesture update is processed.

public event MouseEventHandler Dragging

Event Type

MouseEventHandler