namespace Microsoft.Win32
{
//GA定义
public static partial class NativeMethods
{
///
/// Retrieves the parent window. This does not include the owner, as it does with the GetParent function.
///
public const uint GA_PARENT = 1;
///
/// Retrieves the root window by walking the chain of parent windows.
///
public const uint GA_ROOT = 2;
///
/// Retrieves the owned root window by walking the chain of parent and owner windows returned by GetParent.
///
public const uint GA_ROOTOWNER = 3;
}
}