/// <summary>
/// Called to clear the PropVariant's referenced and local memory.
/// </summary>
/// <remarks>
/// You must call Clear to avoid memory leaks.
/// </remarks>
public void Clear()
{
// Can't pass "this" by ref, so make a copy to call PropVariantClear with
PropVariant var = this;
PropVariantNativeMethods.PropVariantClear(ref var);
// Since we couldn't pass "this" by ref, we need to clear the member fields manually
// NOTE: PropVariantClear already freed heap data for us, so we are just setting
// our references to null.
valueType = (ushort)VarEnum.VT_EMPTY;
wReserved1 = wReserved2 = wReserved3 = 0;
valueData = IntPtr.Zero;
valueDataExt = 0;
}
/// <summary>
/// Disposes the object, calls the clear function.
/// </summary>
public void Dispose()
{
PropVariantNativeMethods.PropVariantClear(this);
GC.SuppressFinalize(this);
}