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21 
22 
23 
24 #ifndef __FRAMEWORK_SERVICES_CONTEXT_CHANGE_EVENT_MULTIPLEXER_HXX_
25 #define __FRAMEWORK_SERVICES_CONTEXT_CHANGE_EVENT_MULTIPLEXER_HXX_
26 
27 #include <com/sun/star/ui/XContextChangeEventMultiplexer.hpp>
28 
29 #include <cppuhelper/compbase3.hxx>
30 #include <cppuhelper/basemutex.hxx>
31 
32 #include "macros/xserviceinfo.hxx"
33 
34 namespace
35 {
36     typedef ::cppu::WeakComponentImplHelper3 <
37         css::ui::XContextChangeEventMultiplexer,
38         css::lang::XSingleComponentFactory,
39         css::lang::XServiceInfo
40         > ContextChangeEventMultiplexerInterfaceBase;
41 }
42 
43 
44 namespace css = ::com::sun::star;
45 namespace cssu = ::com::sun::star::uno;
46 namespace cssl = ::com::sun::star::lang;
47 
48 namespace framework {
49 
50 class ContextChangeEventMultiplexer
51     : private ::boost::noncopyable,
52       private ::cppu::BaseMutex,
53       public ContextChangeEventMultiplexerInterfaceBase
54 {
55 public:
56     ContextChangeEventMultiplexer(const cssu::Reference<css::uno::XComponentContext>& rxContext);
57     virtual ~ContextChangeEventMultiplexer (void);
58 
59     virtual void SAL_CALL disposing (void);
60 
61     // XContextChangeEventMultiplexer
62     virtual void SAL_CALL addContextChangeEventListener (
63         const cssu::Reference<css::ui::XContextChangeEventListener>& rxListener,
64         const cssu::Reference<cssu::XInterface>& rxEventFocus)
65         throw(cssu::RuntimeException, cssl::IllegalArgumentException);
66     virtual void SAL_CALL removeContextChangeEventListener (
67         const cssu::Reference<css::ui::XContextChangeEventListener>& rxListener,
68         const cssu::Reference<cssu::XInterface>& rxEventFocus)
69         throw(cssu::RuntimeException, cssl::IllegalArgumentException);
70     virtual void SAL_CALL removeAllContextChangeEventListeners (
71         const cssu::Reference<css::ui::XContextChangeEventListener>& rxListener)
72         throw(cssu::RuntimeException, cssl::IllegalArgumentException);
73     virtual void SAL_CALL broadcastContextChangeEvent (
74         const css::ui::ContextChangeEventObject& rContextChangeEventObject,
75         const cssu::Reference<cssu::XInterface>& rxEventFocus)
76         throw(cssu::RuntimeException);
77 
78     // XSingleComponentFactory
79     virtual cssu::Reference<cssu::XInterface> SAL_CALL createInstanceWithContext (
80         const cssu::Reference<cssu::XComponentContext>& rxContext)
81         throw (cssu::Exception, cssu::RuntimeException);
82     virtual cssu::Reference<cssu::XInterface > SAL_CALL createInstanceWithArgumentsAndContext (
83         const cssu::Sequence<cssu::Any>& rArguments,
84         const cssu::Reference<cssu::XComponentContext>& rxContext)
85         throw (cssu::Exception, cssu::RuntimeException);
86 
87     // XServiceInfo
88     virtual ::rtl::OUString SAL_CALL getImplementationName (void)
89         throw (cssu::RuntimeException);
90     virtual sal_Bool SAL_CALL supportsService  (
91         const ::rtl::OUString& rsServiceName)
92         throw (cssu::RuntimeException);
93     virtual cssu::Sequence< ::rtl::OUString> SAL_CALL getSupportedServiceNames (void)
94         throw (cssu::RuntimeException);
95 
96     static ::rtl::OUString SAL_CALL impl_getStaticImplementationName (void);
97     static cssu::Reference<cssu::XInterface> SAL_CALL impl_createFactory (
98         const cssu::Reference<cssl::XMultiServiceFactory>& xServiceManager);
99 
100 private:
101     typedef ::std::vector<cssu::Reference<css::ui::XContextChangeEventListener> > ListenerContainer;
102     typedef ::std::map<cssu::Reference<cssu::XInterface>, ListenerContainer> ListenerMap;
103     ListenerMap maListeners;
104 
105     /** Notify all listeners in the container that is associated with
106         the given event focus.
107 
108         Typically called twice from broadcastEvent(), once for the
109         given event focus and onece for NULL.
110     */
111     void BroadcastEventToSingleContainer (
112         const css::ui::ContextChangeEventObject& rEventObject,
113         const cssu::Reference<cssu::XInterface>& rxEventFocus);
114 
115     static cssu::Sequence< ::rtl::OUString > SAL_CALL static_GetSupportedServiceNames (void);
116     static cssu::Reference<cssu::XInterface> SAL_CALL static_CreateInstance (
117         const cssu::Reference<cssu::XComponentContext>& rxComponentContext)
118         throw (cssu::Exception);
119 };
120 
121 } // end of namespace framework
122 
123 #endif
124 
125