dbaccess/source/ui/misc/moduledbu.cxx

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  30
  31 // MARKER(update_precomp.py): autogen include statement, do not remove
  32 #include "precompiled_dbaccess.hxx"
  33
  34 #ifndef _DBAUI_MODULE_DBU_HXX_
  35 #include "moduledbu.hxx"
  36 #endif
  37
  38 #ifndef _TOOLS_RESMGR_HXX
  39 #include <tools/resmgr.hxx>
  40 #endif
  41 #ifndef _SOLAR_HRC
  42 #include <svtools/solar.hrc>
  43 #endif
  44 #ifndef _TOOLS_DEBUG_HXX
  45 #include <tools/debug.hxx>
  46 #endif
  47
  48 #define ENTER_MOD_METHOD()      \
  49     ::osl::MutexGuard aGuard(s_aMutex); \
  50     ensureImpl()
  51
  52 //.........................................................................
  53 namespace dbaui
  54 {
  55 //.........................................................................
  56
  57 //=========================================================================
  58 //= OModuleImpl
  59 //=========================================================================
  60 /** implementation for <type>OModule</type>. not threadsafe, has to be guarded by it's owner
  61 */
  62 class OModuleImpl
  63 {
  64     ResMgr*     m_pRessources;
  65
  66 public:
  67     /// ctor
  68     OModuleImpl();
  69     ~OModuleImpl();
  70
  71     /// get the manager for the ressources of the module
  72     ResMgr*     getResManager();
  73 };
  74
  75 DBG_NAME(OModuleImpl)
  76 //-------------------------------------------------------------------------
  77 OModuleImpl::OModuleImpl()
  78     :m_pRessources(NULL)
  79 {
  80     DBG_CTOR(OModuleImpl,NULL);
  81
  82 }
  83
  84 //-------------------------------------------------------------------------
  85 OModuleImpl::~OModuleImpl()
  86 {
  87     if (m_pRessources)
  88         delete m_pRessources;
  89
  90     DBG_DTOR(OModuleImpl,NULL);
  91 }
  92
  93 //-------------------------------------------------------------------------
  94 ResMgr* OModuleImpl::getResManager()
  95 {
  96     // note that this method is not threadsafe, which counts for the whole class !
  97
  98     if (!m_pRessources)
  99     {
 100         // create a manager with a fixed prefix
 101         ByteString aMgrName = ByteString( "dbu" );
 102         m_pRessources = ResMgr::CreateResMgr(aMgrName.GetBuffer());
 103     }
 104     return m_pRessources;
 105 }
 106
 107 //=========================================================================
 108 //= OModule
 109 //=========================================================================
 110 ::osl::Mutex    OModule::s_aMutex;
 111 sal_Int32               OModule::s_nClients = 0;
 112 OModuleImpl*    OModule::s_pImpl = NULL;
 113 //-------------------------------------------------------------------------
 114 ResMgr* OModule::getResManager()
 115 {
 116     ENTER_MOD_METHOD();
 117     return s_pImpl->getResManager();
 118 }
 119
 120 //-------------------------------------------------------------------------
 121 void OModule::registerClient()
 122 {
 123     ::osl::MutexGuard aGuard(s_aMutex);
 124     ++s_nClients;
 125 }
 126
 127 //-------------------------------------------------------------------------
 128 void OModule::revokeClient()
 129 {
 130     ::osl::MutexGuard aGuard(s_aMutex);
 131     if (!--s_nClients && s_pImpl)
 132     {
 133         delete s_pImpl;
 134         s_pImpl = NULL;
 135     }
 136 }
 137
 138 //-------------------------------------------------------------------------
 139 void OModule::ensureImpl()
 140 {
 141     if (s_pImpl)
 142         return;
 143     s_pImpl = new OModuleImpl();
 144 }
 145
 146 //.........................................................................
 147 }       // namespace dbaui
 148 //.........................................................................
 149