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ProgressChangedEventArgs Class

Provides data for the ProgressChanged event.

Namespace: System.ComponentModel
Assembly: System (in system.dll)

public ref class ProgressChangedEventArgs : public EventArgs
public class ProgressChangedEventArgs extends EventArgs
public class ProgressChangedEventArgs extends EventArgs
Not applicable.

NoteNote:

The HostProtectionAttribute attribute applied to this class has the following Resources property value: SharedState. The HostProtectionAttribute does not affect desktop applications (which are typically started by double-clicking an icon, typing a command, or entering a URL in a browser). For more information, see the HostProtectionAttribute class or SQL Server Programming and Host Protection Attributes.

The following code example shows how to use the ProgressChangedEventArgs class. This example is part of a larger example for the BackgroundWorker class.

// This event handler updates the progress bar.
void backgroundWorker1_ProgressChanged( Object^ /*sender*/, ProgressChangedEventArgs^ e )
{
   this->progressBar1->Value = e->ProgressPercentage;
}

// This event handler updates the progress bar.
private void backgroundWorker1_ProgressChanged(Object sender,
    ProgressChangedEventArgs e)
{
    this.progressBar1.set_Value(e.get_ProgressPercentage());
} //backgroundWorker1_ProgressChanged

System.Object
   System.EventArgs
    System.ComponentModel.ProgressChangedEventArgs
       Derived Classes

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

Windows 98, Windows Server 2000 SP4, Windows Millennium Edition, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition

The Microsoft .NET Framework 3.0 is supported on Windows Vista, Microsoft Windows XP SP2, and Windows Server 2003 SP1.

.NET Framework

Supported in: 3.0, 2.0
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