Article
11/18/2011

StartupEventArgs Class

Microsoft Silverlight will reach end of support after October 2021. Learn more.

Contains the event data for the Startup event.

Inheritance Hierarchy

System.Object
System.EventArgs
System.Windows.StartupEventArgs

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

Syntax

'Declaration
Public NotInheritable Class StartupEventArgs _
    Inherits EventArgs

public sealed class StartupEventArgs : EventArgs

The StartupEventArgs type exposes the following members.

Properties

	Name	Description
	InitParams	Gets the initialization parameters that were passed as part of HTML initialization of a Silverlight plug-in.

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Methods

	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.)

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Examples

The following example code demonstrates how to handle the Application.Startup event.

Partial Public Class App
    Inherits Application

    public Sub New()
        InitializeComponent()
    End Sub

    Private Sub Application_Startup(ByVal o As Object, _
        ByVal e As StartupEventArgs) Handles Me.Startup

        ' Detect when the application starts up.

    End Sub

End Class

using System.Windows; // Application, StartupEventArgs

namespace SilverlightApplication
{
    public partial class App : Application
    {
        public App()
        {
            this.Startup += this.Application_Startup;
            InitializeComponent();
        }

        private void Application_Startup(object sender, StartupEventArgs e)
        {
            // Detect when the application starts up.
        }
    }
}

Version Information

Silverlight

Supported in: 5, 4, 3

Silverlight for Windows Phone

Supported in: Windows Phone OS 7.1, Windows Phone OS 7.0

Platforms

For a list of the operating systems and browsers that are supported by Silverlight, see Supported Operating Systems and Browsers.

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.