C# Signature:

[DllImport("dwmapi.dll", PreserveSig = false)]
public static extern void DwmQueryThumbnailSourceSize(IntPtr hThumbnail, out Size size);

VB Signature:

<DllImport("dwmapi.dll")>
Public Shared Sub DwmQueryThumbnailSourceSize(ByVal hThumbnail as IntPtr, ByRef size as Size);
End Sub

User-Defined Types:

None (Size is System.Drawing.Size)

Alternative Managed API:

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Notes:

The function populates the Size structure with the size of the requested window.

Tips & Tricks:

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Sample Code:

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