/// <summary>Initializes a new instance of the <see cref="ComClassFactory"/> class.</summary>
/// <param name="punkObject">The COM object that is to be registered as a class object and queried for interfaces.</param>
/// <param name="classContext">The context within which the COM object is to be run.</param>
/// <param name="classUse">Indicates how connections are made to the class object.</param>
public ComClassFactory(IComObject punkObject, CLSCTX classContext, REGCLS classUse)
{
comObj = punkObject ?? throw new ArgumentNullException(nameof(punkObject));
CoRegisterClassObject(comObj.GetType().CLSID(), this, classContext, classUse, out registrationId).ThrowIfFailed();
}
/// <summary>Initializes a new instance of the <see cref="ShellDropTarget"/> class.</summary>
/// <param name="classContext">The context within which the COM object is to be run.</param>
/// <param name="classUse">Indicates how connections are made to the class object.</param>
protected ShellDropTarget(CLSCTX classContext, REGCLS classUse) : base(classContext, classUse)
{
}
public void Register(CLSCTX classContent = CLSCTX.CLSCTX_LOCAL_SERVER, REGCLS classUse = REGCLS.REGCLS_SINGLEUSE) => CoRegisterClassObject(typeof(TObjectToFactory).GUID, this, classContent, classUse, out _dwRegisterClass);
public static extern int CoRegisterClassObject(
ref Guid rclsid,
[MarshalAs(UnmanagedType.Interface)] IClassFactory pUnk,
CLSCTX dwClsContext,
REGCLS flags,
out uint lpdwRegister);
/// <summary>Initializes a new instance of the <see cref="ShellCommand"/> class.</summary>
/// <param name="classContext">The context within which the COM object is to be run.</param>
/// <param name="classUse">Indicates how connections are made to the class object.</param>
protected ShellCommand(CLSCTX classContext, REGCLS classUse) : base(classContext, classUse)
{
}
[DllImport("ole32.dll", PreserveSig = false)] // HRESULTの戻り値を例外として受け取る
protected static extern UInt32 CoRegisterClassObject(
[In] ref Guid rclsid,
[MarshalAs(UnmanagedType.Interface), In] IClassFactory pUnk,
[In] CLSCTX dwClsContext,
[In] REGCLS flags);
public ClassObjectRegistration(Guid clsid, IClassFactory factory, CLSCTX dwClsContext, REGCLS flags)
{
cookie = CoRegisterClassObject(clsid, factory, dwClsContext, flags);
}
public static extern int CoRegisterClassObject(
ref Guid rclsid,
[MarshalAs(UnmanagedType.Interface)] IClassFactory pUnk,
CLSCTX dwClsContext,
REGCLS flags,
out uint lpdwRegister);
public static extern uint CoRegisterClassObject(
[MarshalAs(UnmanagedType.LPStruct)] Guid rclsid,
[MarshalAs(UnmanagedType.Interface)] IClassFactory pUnk,
CLSCTX dwClsContext, REGCLS flags);
