ViewportBeginChangedWeakEventManager Class

The weak event manager for the ViewportBeginChanged event. An event manager administrates different event listeners for a certain event source. The listeners can be connected to the viewport end changed event and can be disconnected again if they are no more used.

Inheritance Hierarchy

SystemObject
  System.Windows.ThreadingDispatcherObject
    System.WindowsWeakEventManager
      Ptv.XServer.Controls.Map.LayersViewportBeginChangedWeakEventManager

Namespace: Ptv.XServer.Controls.Map.Layers
Assembly: Ptv.XServer.Controls.Map (in Ptv.XServer.Controls.Map.dll) Version: 1.7.10.0

Syntax

C++

Copy

public class ViewportBeginChangedWeakEventManager : WeakEventManager

Public Class ViewportBeginChangedWeakEventManager
	Inherits WeakEventManager

public ref class ViewportBeginChangedWeakEventManager : public WeakEventManager

type ViewportBeginChangedWeakEventManager =  
    class
        inherit WeakEventManager
    end

The ViewportBeginChangedWeakEventManager type exposes the following members.

Constructors

	Name	Description
	ViewportBeginChangedWeakEventManager	Initializes a new instance of the ViewportBeginChangedWeakEventManager class

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Methods

	Name	Description
	AddListener	Connects the listener to the event queue.
	RemoveListener	Disconnects the listener from the event queue.
	StartListening	Starts listening for the event being managed. After this method is first called, the manager should be in the state of calling DeliverEvent(Object, EventArgs) or DeliverEventToList(Object, EventArgs, WeakEventManager+ListenerList) whenever the relevant event from the provided source is handled. (Overrides WeakEventManagerStartListening(Object).)
	StopListening	Stops listening for the event on the specified object. (Overrides WeakEventManagerStopListening(Object).)

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Extension Methods

	Name	Description
	ToJson	Converts an object to a JSON string representation. (Defined by JSONWriter.)

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Reference

Ptv.XServer.Controls.Map.Layers Namespace