This documentation is archived and is not being maintained.

IWin32Window.Handle Property

Gets the handle to the window represented by the implementer.

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

IntPtr Handle { get; }

Property Value

Type: System.IntPtr
A handle to the window represented by the implementer.

Depending on the implementer, the value of the Handle property could change during the life of the window.

The following example sets the Text property of label1 to the current Handle of Form1. This example assumes that you have a Form called Form1 with a Label called label1 on it.

public Form1()
{
   InitializeComponent();

   this.label1.Text = this.Handle.ToString();
}

Windows 7, Windows Vista, Windows XP SP2, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP Starter Edition, Windows Server 2008 R2, Windows Server 2008, Windows Server 2003, Windows Server 2000 SP4, Windows Millennium Edition, Windows 98

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

.NET Framework

Supported in: 3.5, 3.0, 2.0, 1.1, 1.0
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