dbaccess/source/ui/misc/moduledbu.cxx

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  28
  29
  30 #include "moduledbu.hxx"
  31
  32 #include <tools/resmgr.hxx>
  33 #include <svl/solar.hrc>
  34 #include <tools/debug.hxx>
  35
  36 #define ENTER_MOD_METHOD()  \
  37     ::osl::MutexGuard aGuard(s_aMutex); \
  38     ensureImpl()
  39
  40 //.........................................................................
  41 namespace dbaui
  42 {
  43 //.........................................................................
  44
  45 //=========================================================================
  46 //= OModuleImpl
  47 //=========================================================================
  48 /** implementation for <type>OModule</type>. not threadsafe, has to be guarded by it's owner
  49 */
  50 class OModuleImpl
  51 {
  52     ResMgr* m_pRessources;
  53
  54 public:
  55     /// ctor
  56     OModuleImpl();
  57     ~OModuleImpl();
  58
  59     /// get the manager for the ressources of the module
  60     ResMgr* getResManager();
  61 };
  62
  63 DBG_NAME(OModuleImpl)
  64 //-------------------------------------------------------------------------
  65 OModuleImpl::OModuleImpl()
  66     :m_pRessources(NULL)
  67 {
  68     DBG_CTOR(OModuleImpl,NULL);
  69
  70 }
  71
  72 //-------------------------------------------------------------------------
  73 OModuleImpl::~OModuleImpl()
  74 {
  75     if (m_pRessources)
  76         delete m_pRessources;
  77
  78     DBG_DTOR(OModuleImpl,NULL);
  79 }
  80
  81 //-------------------------------------------------------------------------
  82 ResMgr* OModuleImpl::getResManager()
  83 {
  84     // note that this method is not threadsafe, which counts for the whole class !
  85
  86     if (!m_pRessources)
  87     {
  88         // create a manager with a fixed prefix
  89         m_pRessources = ResMgr::CreateResMgr(rtl::OString("dbu").getStr());
  90     }
  91     return m_pRessources;
  92 }
  93
  94 //=========================================================================
  95 //= OModule
  96 //=========================================================================
  97 ::osl::Mutex    OModule::s_aMutex;
  98 sal_Int32       OModule::s_nClients = 0;
  99 OModuleImpl*    OModule::s_pImpl = NULL;
 100 //-------------------------------------------------------------------------
 101 ResMgr* OModule::getResManager()
 102 {
 103     ENTER_MOD_METHOD();
 104     return s_pImpl->getResManager();
 105 }
 106
 107 //-------------------------------------------------------------------------
 108 void OModule::registerClient()
 109 {
 110     ::osl::MutexGuard aGuard(s_aMutex);
 111     ++s_nClients;
 112 }
 113
 114 //-------------------------------------------------------------------------
 115 void OModule::revokeClient()
 116 {
 117     ::osl::MutexGuard aGuard(s_aMutex);
 118     if (!--s_nClients && s_pImpl)
 119     {
 120         delete s_pImpl;
 121         s_pImpl = NULL;
 122     }
 123 }
 124
 125 //-------------------------------------------------------------------------
 126 void OModule::ensureImpl()
 127 {
 128     if (s_pImpl)
 129         return;
 130     s_pImpl = new OModuleImpl();
 131 }
 132
 133 //.........................................................................
 134 }   // namespace dbaui
 135 //.........................................................................
 136
 137 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */