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Diffstat (limited to 'XMPCommon/Interfaces/BaseInterfaces/ISharedObject_I.h')
| -rw-r--r-- | XMPCommon/Interfaces/BaseInterfaces/ISharedObject_I.h | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/XMPCommon/Interfaces/BaseInterfaces/ISharedObject_I.h b/XMPCommon/Interfaces/BaseInterfaces/ISharedObject_I.h new file mode 100644 index 0000000..e1ab42e --- /dev/null +++ b/XMPCommon/Interfaces/BaseInterfaces/ISharedObject_I.h @@ -0,0 +1,50 @@ +#ifndef __ISharedObject_I_h__ +#define __ISharedObject_I_h__ 1 + +// ================================================================================================= +// ADOBE SYSTEMS INCORPORATED +// Copyright 2014 Adobe Systems Incorporated +// All Rights Reserved +// +// NOTICE: Adobe permits you to use, modify, and distribute this file in accordance with the terms +// of the Adobe license agreement accompanying it. +// ================================================================================================= + +#include "XMPCommon/XMPCommonDefines_I.h" +#include "XMPCommon/XMPCommonFwdDeclarations_I.h" +#include "XMPCommon/Interfaces/BaseInterfaces/ISharedObject.h" + +namespace AdobeXMPCommon_Int { + + //! + //! Internal interface that serves as the base interface of all the internal interfaces inherited from + //! externally exposed interfaces. + //! This allows all interfaces to be returned as raw pointers through wrapper functions so that internal + //! object is not deleted as soon as the internal smart pointer goes out of scope. + //! \note Any class/interface which inherits from this class needs to provide implementation for + //! AcquireInternal pure virtual function. + //! + class ISharedObject_I + : public virtual ISharedObject + { + public: + + //! + //! It indicates that the pointer owned by the internal smart pointer is required to extend beyond the life span + //! of smart pointer. This is generally the case where we are returning raw pointer from an internal shared pointer. + //! Called internally by the library to pass raw pointers across shared libraries from shared pointers. + //! + virtual void APICALL AcquireInternal() const __NOTHROW__ = 0; + + virtual pISharedObject_I APICALL GetISharedObject_I() __NOTHROW__ { return this; } + + protected: + + #ifdef FRIEND_CLASS_DECLARATION + FRIEND_CLASS_DECLARATION(); + #endif + REQ_FRIEND_CLASS_DECLARATION(); + }; +} + +#endif // __ISharedObject_I_h__ |