cppinterfaceproxy.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>
#include "vtablefactory.hxx"
 
namespace com::sun::star::uno { class XInterface; }
 
namespace bridges::cpp_uno::shared {
 
class Bridge;
 
extern "C" void freeCppInterfaceProxy(
    uno_ExtEnvironment * pEnv, void * pInterface);
 
class CppInterfaceProxy {
public:
    // Interface for Bridge:
 
    static com::sun::star::uno::XInterface * create(
        Bridge * pBridge, uno_Interface * pUnoI,
        typelib_InterfaceTypeDescription * pTypeDescr,
        OUString const & rOId);
 
    // Interface for individual CPP--UNO bridges:
 
    Bridge * getBridge() { return pBridge; }
    uno_Interface * getUnoI() { return pUnoI; }
    typelib_InterfaceTypeDescription * getTypeDescr() { return pTypeDescr; }
    const OUString& getOid() const { return oid; }
 
    // non virtual methods called on incoming vtable calls #1, #2
    void acquireProxy();
    void releaseProxy();
 
    static CppInterfaceProxy * castInterfaceToProxy(void * pInterface);
 
private:
    CppInterfaceProxy(CppInterfaceProxy const &) = delete;
    CppInterfaceProxy& operator =(const CppInterfaceProxy&) = delete;
 
    CppInterfaceProxy(
        Bridge * pBridge_, uno_Interface * pUnoI_,
        typelib_InterfaceTypeDescription * pTypeDescr_,
        OUString aOId_);
 
    ~CppInterfaceProxy();
 
    static com::sun::star::uno::XInterface * castProxyToInterface(
        CppInterfaceProxy * pProxy);
 
    std::atomic<std::size_t> nRef;
    Bridge * pBridge;
 
    // mapping information
    uno_Interface * pUnoI; // wrapped interface
    typelib_InterfaceTypeDescription * pTypeDescr;
    OUString oid;
 
    VtableFactory::Slot * vtables[1] = {};
 
    friend void freeCppInterfaceProxy(
        uno_ExtEnvironment * pEnv, void * pInterface);
};
 
}
 
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