Documentation

Class GestureManager

A utility class that exposes methods that enable gesture management.

Inheritance
System.Object
GestureManager
Namespace: Telerik.Windows.Input.Touch
Assembly: Telerik.Windows.Controls.dll

Syntax

public static class GestureManager : Object

Methods

ActivateGesture(UIElement, String, Action)

Activates the gesture for this element. If there is an active gesture, it is first forcibly deactivated.

Declaration
public static GestureDeactivationToken ActivateGesture(UIElement element, string gestureName, Action forcedFinish)
Parameters
System.Windows.UIElement element

The UI element.
System.String gestureName

The gesture name.
System.Action forcedFinish

The callback that is executed when the gesture is forcibly deactivated.
Returns
GestureDeactivationToken

CanActivateGesture(UIElement, String)

Gets a value indicating whether the candidate gesture can be activated. The gesture cannot be activated if there is already an active gesture and the transition is not allowed.

Declaration
public static bool CanActivateGesture(UIElement element, string candidateGestureName)
Parameters
System.Windows.UIElement element

System.String candidateGestureName

Returns
System.Boolean

DeregisterGestureRecognizerFactory(IGestureRecognizerFactory)

Deregisters a gesture recognizer factory.

Declaration
public static void DeregisterGestureRecognizerFactory(IGestureRecognizerFactory gestureFactory)
Parameters
IGestureRecognizerFactory gestureFactory

GetActiveGesture(UIElement)

Gets the name pf the active gesture for this element.

Declaration
public static string GetActiveGesture(UIElement element)
Parameters
System.Windows.UIElement element

Returns
System.String

GetOrCreateGestureRecognizer<T>(UIElement)

Gets the gesture recognizer for this element.

Declaration
public static T GetOrCreateGestureRecognizer<T>(UIElement element)
    where T : GestureRecognizerBase
Parameters
System.Windows.UIElement element

Returns
T

Type Parameters
T

GetRegisteredGestureRecognizerFactories()

Gets the registered gesture recognizer factories.

Declaration
public static IList<IGestureRecognizerFactory> GetRegisteredGestureRecognizerFactories()
Returns
System.Collections.Generic.IList<IGestureRecognizerFactory>

GetRegisteredGestureTransitions(String)

Gets the allowed gesture transitions for this gesture.

Declaration
public static IEnumerable<string> GetRegisteredGestureTransitions(string gestureName)
Parameters
System.String gestureName

Returns
System.Collections.Generic.IEnumerable<System.String>

IsGestureTransitionAllowed(String, String)

Gets a value indicating whether a transition is allowed.

Declaration
public static bool IsGestureTransitionAllowed(string activeGestureName, string candidateGestureName)
Parameters
System.String activeGestureName

System.String candidateGestureName

Returns
System.Boolean

RegisterGestureRecognizerFactory(IGestureRecognizerFactory)

Registers a gesture recognizer factory.

Declaration
public static void RegisterGestureRecognizerFactory(IGestureRecognizerFactory gestureFactory)
Parameters
IGestureRecognizerFactory gestureFactory

RegisterGestureTransitions(String, IEnumerable<String>)

Registers the allowed transitions for this gesture.

Declaration
public static void RegisterGestureTransitions(string gestureName, IEnumerable<string> transitions)
Parameters
System.String gestureName

System.Collections.Generic.IEnumerable<System.String> transitions