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BackgroundWorker.ProgressChanged Event

Occurs when ReportProgress is called.

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

public event ProgressChangedEventHandler ProgressChanged

This event is raised when you call the ReportProgress method.

For more information about handling events, see Consuming Events.

The following code example demonstrates the use of the ProgressChanged event to report the progress of an asynchronous operation to the user. This code example is part of a larger example provided for the BackgroundWorker class.


// This event handler updates the progress bar.
private void backgroundWorker1_ProgressChanged(object sender,
    ProgressChangedEventArgs e)
{
    this.progressBar1.Value = e.ProgressPercentage;
}


.NET Framework

Supported in: 4, 3.5, 3.0, 2.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows XP SP2 x64 Edition, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

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