unointerfaceproxy.hxx

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#pragma once
 
#include <sal/config.h>
 
#include <atomic>
#include <cstddef>
 
#include <rtl/ustring.hxx>
#include <sal/types.h>
#include <typelib/typedescription.h>
#include <uno/dispatcher.h>
#include <uno/environment.h>
 
namespace com::sun::star::uno { class XInterface; }
 
namespace bridges::cpp_uno::shared {
 
class Bridge;
 
extern "C" void freeUnoInterfaceProxy(
    uno_ExtEnvironment * pEnv, void * pProxy);
 
// private:
extern "C" void unoInterfaceProxyDispatch(
    uno_Interface * pUnoI, typelib_TypeDescription const * pMemberDescr,
    void * pReturn, void * pArgs[], uno_Any ** ppException);
    // this function is not defined in the generic part, but instead has to be
    // defined individually for each CPP--UNO bridge
 
// private:
extern "C" void acquireProxy(uno_Interface *);
 
// private:
extern "C" void releaseProxy(uno_Interface *);
 
class UnoInterfaceProxy: public uno_Interface {
public:
    // Interface for Bridge:
 
    static UnoInterfaceProxy * create(
        Bridge * pBridge, com::sun::star::uno::XInterface * pCppI,
        typelib_InterfaceTypeDescription * pTypeDescr,
        OUString const & rOId);
 
    // Interface for individual CPP--UNO bridges:
 
    Bridge * getBridge() { return pBridge; }
    com::sun::star::uno::XInterface * getCppI() { return pCppI; }
 
private:
    UnoInterfaceProxy(UnoInterfaceProxy const &) = delete;
    UnoInterfaceProxy& operator =(const UnoInterfaceProxy&) = delete;
 
    UnoInterfaceProxy(
        Bridge * pBridge_, com::sun::star::uno::XInterface * pCppI_,
        typelib_InterfaceTypeDescription * pTypeDescr_,
        OUString aOId_);
 
    ~UnoInterfaceProxy();
 
    std::atomic<std::size_t> nRef;
    Bridge * pBridge;
 
    // mapping information
    com::sun::star::uno::XInterface * pCppI; // wrapped interface
    typelib_InterfaceTypeDescription * pTypeDescr;
    OUString oid;
 
    friend void freeUnoInterfaceProxy(
        uno_ExtEnvironment * pEnv, void * pProxy);
 
    friend void unoInterfaceProxyDispatch(
        uno_Interface * pUnoI, typelib_TypeDescription const * pMemberDescr,
        void * pReturn, void * pArgs[], uno_Any ** ppException);
 
    friend void acquireProxy(uno_Interface * pUnoI);
 
    friend void releaseProxy(uno_Interface * pUnoI);
};
 
}
 
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