xref: /trunk/main/dbaccess/source/ui/inc/moduledbu.hxx (revision cdf0e10c)
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27*cdf0e10cSrcweir 
28*cdf0e10cSrcweir #ifndef _DBAUI_MODULE_DBU_HXX_
29*cdf0e10cSrcweir #define _DBAUI_MODULE_DBU_HXX_
30*cdf0e10cSrcweir 
31*cdf0e10cSrcweir #ifndef _OSL_MUTEX_HXX_
32*cdf0e10cSrcweir #include <osl/mutex.hxx>
33*cdf0e10cSrcweir #endif
34*cdf0e10cSrcweir #ifndef _TOOLS_RESID_HXX
35*cdf0e10cSrcweir #include <tools/resid.hxx>
36*cdf0e10cSrcweir #endif
37*cdf0e10cSrcweir 
38*cdf0e10cSrcweir class ResMgr;
39*cdf0e10cSrcweir 
40*cdf0e10cSrcweir //.........................................................................
41*cdf0e10cSrcweir namespace dbaui
42*cdf0e10cSrcweir {
43*cdf0e10cSrcweir //.........................................................................
44*cdf0e10cSrcweir 
45*cdf0e10cSrcweir //=========================================================================
46*cdf0e10cSrcweir //= OModule
47*cdf0e10cSrcweir //=========================================================================
48*cdf0e10cSrcweir class OModuleImpl;
49*cdf0e10cSrcweir class OModule
50*cdf0e10cSrcweir {
51*cdf0e10cSrcweir 	friend class OModuleClient;
52*cdf0e10cSrcweir 
53*cdf0e10cSrcweir private:
54*cdf0e10cSrcweir 	OModule();
55*cdf0e10cSrcweir 		// not implemented. OModule is a static class
56*cdf0e10cSrcweir 
57*cdf0e10cSrcweir protected:
58*cdf0e10cSrcweir 	static ::osl::Mutex	s_aMutex;		/// access safety
59*cdf0e10cSrcweir 	static sal_Int32	s_nClients;		/// number of registered clients
60*cdf0e10cSrcweir 	static OModuleImpl*	s_pImpl;		/// impl class. lives as long as at least one client for the module is registered
61*cdf0e10cSrcweir 
62*cdf0e10cSrcweir public:
63*cdf0e10cSrcweir 	/// get the vcl res manager of the module
64*cdf0e10cSrcweir 	static ResMgr*	getResManager();
65*cdf0e10cSrcweir 
66*cdf0e10cSrcweir protected:
67*cdf0e10cSrcweir 	/// register a client for the module
68*cdf0e10cSrcweir 	static void	registerClient();
69*cdf0e10cSrcweir 	/// revoke a client for the module
70*cdf0e10cSrcweir 	static void	revokeClient();
71*cdf0e10cSrcweir 
72*cdf0e10cSrcweir private:
73*cdf0e10cSrcweir 	/** ensure that the impl class exists
74*cdf0e10cSrcweir 		@precond m_aMutex is guarded when this method gets called
75*cdf0e10cSrcweir 	*/
76*cdf0e10cSrcweir 	static void ensureImpl();
77*cdf0e10cSrcweir };
78*cdf0e10cSrcweir 
79*cdf0e10cSrcweir //=========================================================================
80*cdf0e10cSrcweir //= OModuleClient
81*cdf0e10cSrcweir //=========================================================================
82*cdf0e10cSrcweir /** base class for objects which uses any global module-specific ressources
83*cdf0e10cSrcweir */
84*cdf0e10cSrcweir class OModuleClient
85*cdf0e10cSrcweir {
86*cdf0e10cSrcweir public:
87*cdf0e10cSrcweir 	OModuleClient()		{ OModule::registerClient(); }
88*cdf0e10cSrcweir 	~OModuleClient()	{ OModule::revokeClient(); }
89*cdf0e10cSrcweir };
90*cdf0e10cSrcweir 
91*cdf0e10cSrcweir //=========================================================================
92*cdf0e10cSrcweir //= ModuleRes
93*cdf0e10cSrcweir //=========================================================================
94*cdf0e10cSrcweir /** specialized ResId, using the ressource manager provided by the global module
95*cdf0e10cSrcweir */
96*cdf0e10cSrcweir class ModuleRes : public ::ResId
97*cdf0e10cSrcweir {
98*cdf0e10cSrcweir public:
99*cdf0e10cSrcweir 	ModuleRes(sal_uInt16 _nId) : ResId(_nId, *OModule::getResManager()) { }
100*cdf0e10cSrcweir };
101*cdf0e10cSrcweir 
102*cdf0e10cSrcweir //.........................................................................
103*cdf0e10cSrcweir }	// namespace dbaui
104*cdf0e10cSrcweir //.........................................................................
105*cdf0e10cSrcweir 
106*cdf0e10cSrcweir #endif // _DBAUI_MODULE_DBU_HXX_
107*cdf0e10cSrcweir 
108