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31 #ifndef SVX_FMDISPATCH_HXX
32 #define SVX_FMDISPATCH_HXX
34 #include <cppuhelper/implbase1.hxx>
35 #include <cppuhelper/interfacecontainer.hxx>
36 #include <com/sun/star/frame/XDispatch.hpp>
37 #include <com/sun/star/lang/DisposedException.hpp>
40 //........................................................................
43 //........................................................................
45 class FormControllerHelper
;
47 //====================================================================
48 //= OSingleFeatureDispatcher
49 //====================================================================
50 typedef ::cppu::WeakImplHelper1
< ::com::sun::star::frame::XDispatch
51 > OSingleFeatureDispatcher_Base
;
53 class OSingleFeatureDispatcher
: public OSingleFeatureDispatcher_Base
56 ::osl::Mutex
& m_rMutex
;
57 ::cppu::OInterfaceContainerHelper m_aStatusListeners
;
58 const FormControllerHelper
& m_rController
;
59 const ::com::sun::star::util::URL m_aFeatureURL
;
60 ::com::sun::star::uno::Any m_aLastKnownState
;
61 const sal_Int32 m_nFeatureId
;
62 sal_Bool m_bLastKnownEnabled
;
66 /** constructs the dispatcher
69 the URL of the feature which this instance is responsible for
72 the feature which this instance is responsible for
75 the controller which is responsible for providing the state of feature of this instance,
76 and for executing it. After disposing the dispatcher instance, the controller will
77 not be accessed anymore
81 OSingleFeatureDispatcher(
82 const ::com::sun::star::util::URL
& _rFeatureURL
,
83 sal_Int32 _nFeatureId
,
84 const FormControllerHelper
& _rController
,
88 /** disposes the dispatcher instance
90 All status listeners will, after receiving an <member scope="com::sun::star::lang">XEventListener::disposing</member>
93 The controller provided in the in constructor will not be used anymore after returning from this call.
95 No further requests to dispatch slots will be accepted.
97 Multiple calls are allowed: if the object already was disposed, then subsequent calls are
102 /** notifies all our listeners of the current state
104 void updateAllListeners();
108 virtual void SAL_CALL
dispatch( const ::com::sun::star::util::URL
& _rURL
, const ::com::sun::star::uno::Sequence
< ::com::sun::star::beans::PropertyValue
>& _rArguments
) throw (::com::sun::star::uno::RuntimeException
);
109 virtual void SAL_CALL
addStatusListener( const ::com::sun::star::uno::Reference
< ::com::sun::star::frame::XStatusListener
>& _rxControl
, const ::com::sun::star::util::URL
& _rURL
) throw (::com::sun::star::uno::RuntimeException
);
110 virtual void SAL_CALL
removeStatusListener( const ::com::sun::star::uno::Reference
< ::com::sun::star::frame::XStatusListener
>& _rxControl
, const ::com::sun::star::util::URL
& _rURL
) throw (::com::sun::star::uno::RuntimeException
);
113 /** notifies our current state to one or all listeners
116 the listener to notify. May be NULL, in this case all our listeners will be
117 notified with the current state
119 @param _rFreeForNotification
120 a guard which currently locks our mutex, and which is to be cleared
121 for actually doing the notification(s)
124 const ::com::sun::star::uno::Reference
< ::com::sun::star::frame::XStatusListener
>& _rxListener
,
125 ::osl::ClearableMutexGuard
& _rFreeForNotification
129 /** checks whether our instance is alive
131 If the instance already received a <member>dispose</member> call, then a
132 <type scope="com::sun::star::lang">DisposedException</type> is thrown.
135 our Mutex is locked - else calling the method would not make sense, since
136 it's result could be out-of-date as soon as it's returned to the caller.
138 void checkAlive() const SAL_THROW((::com::sun::star::lang::DisposedException
));
140 /** retrieves the current status of our feature, in a format which can be used
141 for UNO notifications
146 void getUnoState( ::com::sun::star::frame::FeatureStateEvent
& /* [out] */ _rState
) const;
149 OSingleFeatureDispatcher(); // never implemented
150 OSingleFeatureDispatcher( const OSingleFeatureDispatcher
& ); // never implemented
151 OSingleFeatureDispatcher
& operator=( const OSingleFeatureDispatcher
& ); // never implemented
154 //........................................................................
156 //........................................................................