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27 
28 #ifndef _PROVIDER_HXX
29 #define _PROVIDER_HXX
30 
31 #include <rtl/ustring.hxx>
32 #include <osl/mutex.hxx>
33 #include <ucbhelper/providerhelper.hxx>
34 #include <com/sun/star/container/XHierarchicalNameAccess.hpp>
35 #include <com/sun/star/container/XContainerListener.hpp>
36 #include <com/sun/star/container/XContainer.hpp>
37 #include <com/sun/star/lang/XComponent.hpp>
38 
39 
40 namespace chelp {
41 
42 //=========================================================================
43 
44 // UNO service name for the provider. This name will be used by the UCB to
45 // create instances of the provider.
46 
47 //#define MYUCP_CONTENT_PROVIDER_SERVICE_NAME         "com.sun.star.ucb.CHelpContentProvider"
48 #define MYUCP_CONTENT_PROVIDER_SERVICE_NAME1   "com.sun.star.help.XMLHelp"
49 #define MYUCP_CONTENT_PROVIDER_SERVICE_NAME_LENGTH1	25
50 
51 #define MYUCP_CONTENT_PROVIDER_SERVICE_NAME2  "com.sun.star.ucb.HelpContentProvider"
52 #define MYUCP_CONTENT_PROVIDER_SERVICE_NAME_LENGTH2	36
53 
54 // URL scheme. This is the scheme the provider will be able to create
55 // contents for. The UCB will select the provider ( i.e. in order to create
56 // contents ) according to this scheme.
57 
58 #define MYUCP_URL_SCHEME        "vnd.sun.star.help"
59 #define MYUCP_URL_SCHEME_LENGTH	18
60 #define MYUCP_CONTENT_TYPE      "application/vnd.sun.star.xmlhelp"    // UCB Content Type.
61 
62 //=========================================================================
63 
64 
65 	class Databases;
66 
67 
68 	class ContentProvider :
69 		public ::ucbhelper::ContentProviderImplHelper,
70 		public ::com::sun::star::container::XContainerListener,
71 		public ::com::sun::star::lang::XComponent
72 	{
73 	public:
74 		ContentProvider(
75 			const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory >& rSMgr );
76 
77 		virtual ~ContentProvider();
78 
79 		// XInterface
80 		XINTERFACE_DECL()
81 
82 			// XTypeProvider
83 			XTYPEPROVIDER_DECL()
84 
85 			// XServiceInfo
86 			XSERVICEINFO_DECL()
87 
88 			// XContentProvider
89 			virtual ::com::sun::star::uno::Reference<
90 		::com::sun::star::ucb::XContent > SAL_CALL
91 		queryContent( const ::com::sun::star::uno::Reference<
92 					  ::com::sun::star::ucb::XContentIdentifier >& Identifier )
93 			throw( ::com::sun::star::ucb::IllegalIdentifierException,
94 				   ::com::sun::star::uno::RuntimeException );
95 
96 		//////////////////////////////////////////////////////////////////////
97 		// Additional interfaces
98 		//////////////////////////////////////////////////////////////////////
99 
100 		// XComponent
101 
102 		virtual void SAL_CALL
103 		dispose(  )
104 			throw (::com::sun::star::uno::RuntimeException);
105 
106 		virtual void SAL_CALL
107 		addEventListener( const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XEventListener >& xListener )
108 			throw (::com::sun::star::uno::RuntimeException)
109 		{
110 			(void)xListener;
111 		}
112 
113 		virtual void SAL_CALL
114 		removeEventListener( const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XEventListener >& aListener )
115 			throw (::com::sun::star::uno::RuntimeException)
116 		{
117 			(void)aListener;
118 		}
119 
120 		// XConainerListener ( deriver from XEventListener )
121 
122 		virtual void SAL_CALL
123 		disposing( const ::com::sun::star::lang::EventObject& Source )
124 			throw (::com::sun::star::uno::RuntimeException)
125 		{
126 			(void)Source;
127 			m_xContainer = com::sun::star::uno::Reference<com::sun::star::container::XContainer>(0);
128 		}
129 
130 		virtual void SAL_CALL
131 		elementInserted( const ::com::sun::star::container::ContainerEvent& Event )
132 			throw (::com::sun::star::uno::RuntimeException)
133 		{
134 			(void)Event;
135 		}
136 
137 		virtual void SAL_CALL
138 		elementRemoved( const ::com::sun::star::container::ContainerEvent& Event )
139 			throw (::com::sun::star::uno::RuntimeException)
140 		{
141 			(void)Event;
142 		}
143 
144 		virtual void SAL_CALL
145 		elementReplaced( const ::com::sun::star::container::ContainerEvent& Event )
146 			throw (::com::sun::star::uno::RuntimeException);
147 
148 
149 		//////////////////////////////////////////////////////////////////////
150 		// Non-interface methods.
151 		//////////////////////////////////////////////////////////////////////
152 
153 	private:
154 
155 		osl::Mutex     m_aMutex;
156 		bool           isInitialized;
157 		rtl::OUString  m_aScheme;
158 		Databases*     m_pDatabases;
159 		com::sun::star::uno::Reference<com::sun::star::container::XContainer> m_xContainer;
160 
161 		// private methods
162 
163 		void init();
164 
165 		::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory >
166 		getConfiguration() const;
167 
168 		::com::sun::star::uno::Reference< ::com::sun::star::container::XHierarchicalNameAccess >
169 		getHierAccess( const ::com::sun::star::uno::Reference<  ::com::sun::star::lang::XMultiServiceFactory >& sProvider,
170 					   const char* file ) const;
171 
172 		::rtl::OUString
173 		getKey( const ::com::sun::star::uno::Reference< ::com::sun::star::container::XHierarchicalNameAccess >& xHierAccess,
174 				const char* key ) const;
175 
176 	  sal_Bool
177 	  getBooleanKey(
178 					const ::com::sun::star::uno::Reference<
179 					::com::sun::star::container::XHierarchicalNameAccess >& xHierAccess,
180 					const char* key) const;
181 
182 	  void subst( rtl::OUString& instpath ) const;
183 	};
184 
185 }
186 
187 #endif
188