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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
)

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
The window handle of the child window.

.NET Framework

Supported in: 4, 3.5, 3.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Windows 7, Windows Vista SP1 or later, Windows XP SP3, 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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