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lightning-sunbird  0.9+nobinonly
nsWindowDataSource.h
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00001 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
00002 /* ***** BEGIN LICENSE BLOCK *****
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00015  * The Original Code is mozilla.org code.
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00017  * The Initial Developer of the Original Code is
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00021  *
00022  * Contributor(s):
00023  *   Alec Flett <alecf@netscape.com>
00024  *   Dan Matejka <danm@netscape.com>
00025  *   Robert Churchill <rjc@netscape.com>
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00027  * Alternatively, the contents of this file may be used under the terms of
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00040 
00041 #include "nsIRDFDataSource.h"
00042 #include "nsIWindowMediatorListener.h"
00043 #include "nsIWindowDataSource.h"
00044 #include "nsIObserver.h"
00045 
00046 #include "nsIRDFService.h"
00047 #include "nsIRDFContainer.h"
00048 #include "nsHashtable.h"
00049 
00050 // {C744CA3D-840B-460a-8D70-7CE63C51C958}
00051 #define NS_WINDOWDATASOURCE_CID \
00052 { 0xc744ca3d, 0x840b, 0x460a, \
00053  { 0x8d, 0x70, 0x7c, 0xe6, 0x3c, 0x51, 0xc9, 0x58 } }
00054 
00055 
00056 class nsWindowDataSource : public nsIRDFDataSource,
00057                            public nsIObserver,
00058                            public nsIWindowMediatorListener,
00059                            public nsIWindowDataSource
00060 {
00061  public:
00062     nsWindowDataSource() { }
00063     virtual ~nsWindowDataSource();
00064 
00065     nsresult Init();
00066     
00067     NS_DECL_ISUPPORTS
00068     NS_DECL_NSIOBSERVER
00069     NS_DECL_NSIWINDOWMEDIATORLISTENER
00070     NS_DECL_NSIWINDOWDATASOURCE
00071     NS_DECL_NSIRDFDATASOURCE
00072 
00073  private:
00074 
00075     // mapping of window -> RDF resource
00076     nsSupportsHashtable mWindowResources;
00077 
00078     static PRUint32 windowCount;
00079     static PRUint32 gRefCnt;
00080     
00081     nsCOMPtr<nsIRDFDataSource> mInner;
00082     nsCOMPtr<nsIRDFContainer> mContainer;
00083 
00084     static nsIRDFResource* kNC_Name;
00085     static nsIRDFResource* kNC_KeyIndex;
00086     static nsIRDFResource* kNC_WindowRoot;
00087     static nsIRDFService* gRDFService;
00088 };
00089 
00090