rdf/util/public/nsRDFResource.h

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  37
  38 #ifndef nsRDFResource_h__
  39 #define nsRDFResource_h__
  40
  41 #include "nsCOMPtr.h"
  42 #include "nsIRDFNode.h"
  43 #include "nsIRDFResource.h"
  44 #include "nscore.h"
  45 #include "nsStringGlue.h"
  46 #include "rdf.h"
  47
  48 class nsIRDFService;
  49
  50 /**
  51  * This simple base class implements nsIRDFResource, and can be used as a
  52  * superclass for more sophisticated resource implementations.
  53  */
  54 class nsRDFResource : public nsIRDFResource {
  55 public:
  56
  57     NS_DECL_ISUPPORTS
  58
  59     // nsIRDFNode methods:
  60     NS_IMETHOD EqualsNode(nsIRDFNode* aNode, PRBool* aResult);
  61
  62     // nsIRDFResource methods:
  63     NS_IMETHOD Init(const char* aURI);
  64     NS_IMETHOD GetValue(char* *aURI);
  65     NS_IMETHOD GetValueUTF8(nsACString& aResult);
  66     NS_IMETHOD GetValueConst(const char** aURI);
  67     NS_IMETHOD EqualsString(const char* aURI, PRBool* aResult);
  68     NS_IMETHOD GetDelegate(const char* aKey, REFNSIID aIID, void** aResult);
  69     NS_IMETHOD ReleaseDelegate(const char* aKey);
  70
  71     // nsRDFResource methods:
  72     nsRDFResource(void);
  73     virtual ~nsRDFResource(void);
  74
  75 protected:
  76     static nsIRDFService* gRDFService;
  77     static nsrefcnt gRDFServiceRefCnt;
  78
  79 protected:
  80     nsCString mURI;
  81
  82     struct DelegateEntry {
  83         nsCString             mKey;
  84         nsCOMPtr<nsISupports> mDelegate;
  85         DelegateEntry*        mNext;
  86     };
  87
  88     DelegateEntry* mDelegates;
  89 };
  90
  91 #endif // nsRDFResource_h__