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WindowsFormsHost.WndProc Method

This member overrides HwndHost.WndProc(IntPtr, Int32, IntPtr, IntPtr, Boolean), and more complete documentation might be available in that topic.

When implemented in a derived class, accesses the window process of the hosted child window.

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

protected override IntPtr WndProc(
	IntPtr hwnd,
	int msg,
	IntPtr wParam,
	IntPtr lParam,
	ref bool handled
)
You cannot use methods in XAML.

Parameters

hwnd
Type: System.IntPtr

Window handle of the hosted window.

msg
Type: System.Int32

Message to act upon.

wParam
Type: System.IntPtr

Information that may be relevant to handling the message. This is typically used to store small pieces of information, such as flags.

lParam
Type: System.IntPtr

Information that may be relevant to handling the message. This is typically used to reference an object.

handled
Type: System.Boolean%

Whether events resulting should be marked handled.

Return Value

Type: System.IntPtr

Windows 7, Windows Vista, Windows XP SP2, Windows Server 2008 R2, Windows Server 2008, Windows Server 2003

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

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