writerfilter/source/ooxml/RefAndPointer.hxx

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  30
  31 #ifndef INCLUDED_REF_AND_POINTER_HXX
  32 #define INCLUDED_REF_AND_POINTER_HXX
  33
  34 #include <iostream>
  35 #include <com/sun/star/lang/XUnoTunnel.hpp>
  36
  37 namespace writerfilter {
  38 namespace ooxml
  39 {
  40 using namespace ::com::sun::star;
  41 using namespace ::std;
  42
  43 template <class Interface, class ChildClass>
  44 class RefAndPointer
  45 {
  46     mutable ChildClass * mpHandler;
  47     mutable uno::Reference<Interface> mRef;
  48
  49 public:
  50     RefAndPointer()
  51     : mpHandler(NULL)
  52     {
  53 #ifdef DEBUG_MEMORY
  54         clog << "MEMORY:" << mpHandler->getInstanceNumber() << ":RefAndPointer"
  55              << endl;
  56 #endif
  57     }
  58
  59     RefAndPointer(ChildClass * pHandler)
  60     : mpHandler(pHandler), mRef(pHandler)
  61     {
  62 #ifdef DEBUG_MEMORY
  63         clog << "MEMORY:" << mpHandler->getInstanceNumber() << ":RefAndPointer"
  64              << endl;
  65 #endif
  66     }
  67
  68     RefAndPointer(uno::Reference<Interface> xRef)
  69     : mRef(xRef)
  70     {
  71 #if 0
  72         uno::Reference<lang::XUnoTunnel> xTunnel( xRef, uno::UNO_QUERY);
  73
  74         if (xTunnel.is())
  75             mpHandler = reinterpret_cast<ChildClass *>(xTunnel->getSomething(ChildClass::getUnoTunnelId()));
  76 #else
  77         mpHandler = dynamic_cast<ChildClass *>(xRef.get());
  78 #endif
  79         if (mpHandler != NULL)
  80             clog << "MEMORY:" << mpHandler->getInstanceNumber()
  81                  << ":RefAndPointer" << endl;
  82     }
  83
  84     virtual ~RefAndPointer()
  85     {
  86 #ifdef DEBUG_MEMORY
  87         if (mpHandler != NULL)
  88             clog << "MEMORY:" << mpHandler->getInstanceNumber()
  89                  << ":~RefAndPointer" << endl;
  90 #endif
  91     }
  92
  93     void set(ChildClass * pHandler)
  94     {
  95         mpHandler = pHandler;
  96         mRef = pHandler;
  97     }
  98
  99     void set(uno::Reference<Interface> xHandler)
 100     {
 101         mpHandler = dynamic_cast<ChildClass*>(xHandler.get());
 102         mRef = xHandler;
 103     }
 104
 105     ChildClass * getPointer() const { return mpHandler; }
 106     const uno::Reference<Interface> getRef() const { return mRef; }
 107
 108     RefAndPointer & operator=
 109     (const RefAndPointer & rSrc)
 110     {
 111         set(rSrc.getHandler());
 112
 113         return *this;
 114     }
 115
 116     bool is() { return getRef().is(); }
 117
 118     operator ChildClass* () { return getPointer(); }
 119     operator uno::Reference<Interface> () { return getRef(); }
 120 };
 121 }}
 122 #endif // INCLUDED_REF_AND_POINTER_HXX