TimelineMarkerRoutedEventArgs Class

[ This article is for Windows Phone 8 developers. If you’re developing for Windows 10, see the latest documentation. ]

Provides event data for the MarkerReached event.

Inheritance Hierarchy


Namespace: System.Windows.Media
Assembly: System.Windows (in System.Windows.dll)


Public NotInheritable Class TimelineMarkerRoutedEventArgs _
    Inherits RoutedEventArgs
public sealed class TimelineMarkerRoutedEventArgs : RoutedEventArgs

The TimelineMarkerRoutedEventArgs type exposes the following members.


Name Description
TimelineMarkerRoutedEventArgs Initializes a new instance of the TimelineMarkerRoutedEventArgs class.



Name Description
Marker Gets the TimelineMarker that triggered this event.
OriginalSource Gets a reference to the object that raised the event. (Inherited from RoutedEventArgs.)



Name Description
Equals(Object) Determines whether the specified Object is equal to the current Object. (Inherited from Object.)
Finalize Allows an object to try to free resources and perform other cleanup operations before the Object is reclaimed by garbage collection. (Inherited from Object.)
GetHashCode Serves as a hash function for a particular type. (Inherited from Object.)
GetType Gets the Type of the current instance. (Inherited from Object.)
MemberwiseClone Creates a shallow copy of the current Object. (Inherited from Object.)
ToString Returns a string that represents the current object. (Inherited from Object.)



The following example creates a MediaElement object and responds to its MarkerReached event. Each time a timeline marker is reached, the example displays the timeline marker's Time, Type, and Text values.

<StackPanel Margin="40">
  <StackPanel Orientation="Horizontal">
    <TextBlock FontSize="12" Foreground="DarkGray">Time:</TextBlock>
      <TextBlock x:Name="timeTextBlock" FontSize="12" />   
  <StackPanel Orientation="Horizontal">
    <TextBlock FontSize="12" Foreground="DarkGray">Type:</TextBlock>
    <TextBlock x:Name="typeTextBlock" FontSize="12" />
  <StackPanel Orientation="Horizontal">
    <TextBlock FontSize="12" Foreground="DarkGray">Value:</TextBlock>
    <TextBlock x:Name="valueTextBlock" FontSize="12" />

  <!-- The MediaElement has the MarkerReached event attached. -->
  <MediaElement MarkerReached="OnMarkerReached" HorizontalAlignment="Left"
   Source="thebutterflyandthebear.wmv" Width="300" Height="200" />

public void OnMarkerReached(object sender, TimelineMarkerRoutedEventArgs e)
    timeTextBlock.Text = e.Marker.Time.Seconds.ToString();
    typeTextBlock.Text = e.Marker.Type.ToString();
    valueTextBlock.Text = e.Marker.Text.ToString();

Version Information

Windows Phone OS

Supported in: 8.1, 8.0, 7.1, 7.0


Windows Phone

Thread Safety

Any public static (Shared in Visual Basic) members of this type are thread safe. Any instance members are not guaranteed to be thread safe.

See Also


System.Windows.Media Namespace