comphelper/source/misc/instancelocker.hxx

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  27
  28 #ifndef __INSTANCELOCKER_HXX_
  29 #define __INSTANCELOCKER_HXX_
  30
  31 #include <com/sun/star/uno/XComponentContext.hpp>
  32 #include <com/sun/star/lang/XComponent.hpp>
  33 #include <com/sun/star/util/XCloseListener.hpp>
  34 #include <com/sun/star/frame/XTerminateListener.hpp>
  35 #include <com/sun/star/lang/XInitialization.hpp>
  36 #include <com/sun/star/lang/XServiceInfo.hpp>
  37 #include <com/sun/star/embed/XActionsApproval.hpp>
  38 #include <com/sun/star/embed/Actions.hpp>
  39 #include <cppuhelper/weakref.hxx>
  40 #include <osl/mutex.hxx>
  41 #include <cppuhelper/implbase3.hxx>
  42 #include <cppuhelper/implbase2.hxx>
  43 #include <cppuhelper/interfacecontainer.h>
  44
  45
  46 class OLockListener;
  47
  48 // the service is implemented as a wrapper to be able to die by refcount
  49 // the disposing mechanics is required for java related scenarios
  50 class OInstanceLocker : public ::cppu::WeakImplHelper3< ::com::sun::star::lang::XComponent,
  51                                                         ::com::sun::star::lang::XInitialization,
  52                                                         ::com::sun::star::lang::XServiceInfo >
  53 {
  54     ::osl::Mutex m_aMutex;
  55     ::com::sun::star::uno::Reference< ::com::sun::star::uno::XComponentContext > m_xContext;
  56
  57     ::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface > m_xLockListener;
  58     OLockListener* m_pLockListener;
  59
  60     ::cppu::OInterfaceContainerHelper* m_pListenersContainer; // list of listeners
  61
  62     sal_Bool m_bDisposed;
  63     sal_Bool m_bInitialized;
  64
  65 public:
  66     OInstanceLocker( const ::com::sun::star::uno::Reference< ::com::sun::star::uno::XComponentContext >& xContext );
  67     ~OInstanceLocker();
  68
  69     static ::com::sun::star::uno::Sequence< ::rtl::OUString > SAL_CALL
  70             getSupportedServiceNames_static();
  71
  72     static ::rtl::OUString SAL_CALL getImplementationName_static();
  73
  74     static ::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface > SAL_CALL
  75         Create(
  76             const ::com::sun::star::uno::Reference< ::com::sun::star::uno::XComponentContext >& rxContext );
  77
  78 // XComponent
  79     virtual void SAL_CALL dispose() throw (::com::sun::star::uno::RuntimeException);
  80     virtual void SAL_CALL addEventListener( const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XEventListener >& xListener ) throw (::com::sun::star::uno::RuntimeException);
  81     virtual void SAL_CALL removeEventListener( const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XEventListener >& aListener ) throw (::com::sun::star::uno::RuntimeException);
  82
  83 // XInitialization
  84     virtual void SAL_CALL initialize( const ::com::sun::star::uno::Sequence< ::com::sun::star::uno::Any >& aArguments ) throw (::com::sun::star::uno::Exception, ::com::sun::star::uno::RuntimeException);
  85
  86 // XServiceInfo
  87     virtual ::rtl::OUString SAL_CALL getImplementationName(  ) throw (::com::sun::star::uno::RuntimeException);
  88     virtual ::sal_Bool SAL_CALL supportsService( const ::rtl::OUString& ServiceName ) throw (::com::sun::star::uno::RuntimeException);
  89     virtual ::com::sun::star::uno::Sequence< ::rtl::OUString > SAL_CALL getSupportedServiceNames(  ) throw (::com::sun::star::uno::RuntimeException);
  90
  91 };
  92
  93
  94 class OLockListener : public ::cppu::WeakImplHelper2< ::com::sun::star::util::XCloseListener,
  95                                                     ::com::sun::star::frame::XTerminateListener >
  96 {
  97     ::osl::Mutex m_aMutex;
  98     ::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface > m_xInstance;
  99     ::com::sun::star::uno::Reference< ::com::sun::star::embed::XActionsApproval > m_xApproval;
 100
 101     ::com::sun::star::uno::WeakReference< ::com::sun::star::lang::XComponent > m_xWrapper;
 102
 103     sal_Bool m_bDisposed;
 104     sal_Bool m_bInitialized;
 105
 106     sal_Int32 m_nMode;
 107
 108 public:
 109     OLockListener(  const ::com::sun::star::uno::WeakReference< ::com::sun::star::lang::XComponent >& xWrapper,
 110                     const ::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface >& xInstance,
 111                     sal_Int32 nMode,
 112                     const ::com::sun::star::uno::Reference< ::com::sun::star::embed::XActionsApproval > xApproval );
 113
 114     ~OLockListener();
 115
 116     sal_Bool Init();
 117     void Dispose();
 118
 119 // XEventListener
 120     virtual void SAL_CALL disposing( const ::com::sun::star::lang::EventObject& Source ) throw (::com::sun::star::uno::RuntimeException);
 121
 122 // XCloseListener
 123     virtual void SAL_CALL queryClosing( const ::com::sun::star::lang::EventObject& Source, sal_Bool GetsOwnership ) throw (::com::sun::star::util::CloseVetoException, ::com::sun::star::uno::RuntimeException);
 124     virtual void SAL_CALL notifyClosing( const ::com::sun::star::lang::EventObject& Source ) throw (::com::sun::star::uno::RuntimeException);
 125
 126 // XTerminateListener
 127     virtual void SAL_CALL queryTermination( const ::com::sun::star::lang::EventObject& Event ) throw (::com::sun::star::frame::TerminationVetoException, ::com::sun::star::uno::RuntimeException);
 128     virtual void SAL_CALL notifyTermination( const ::com::sun::star::lang::EventObject& Event ) throw (::com::sun::star::uno::RuntimeException);
 129
 130 };
 131
 132 #endif
 133