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lightning-sunbird  0.9+nobinonly
nsLocalStringBundle.cpp
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00015  * The Original Code is mozilla.org code.
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00024  * Alternatively, the contents of this file may be used under the terms of
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00037 #include "prprf.h"
00038 #include "prmem.h"
00039 #include "nsCOMPtr.h"
00040 #include "nsString.h"
00041 #include "nsIStringBundle.h"
00042 #include "nsLocalStringBundle.h"
00043 #include "nsIServiceManager.h"
00044 #include "nsIURI.h"
00045 
00046 #define LOCAL_MSGS_URL       "chrome://messenger/locale/localMsgs.properties"
00047 
00048 nsLocalStringService::nsLocalStringService()
00049 {
00050 }
00051 
00052 nsLocalStringService::~nsLocalStringService()
00053 {}
00054 
00055 NS_IMPL_ADDREF(nsLocalStringService)
00056 NS_IMPL_RELEASE(nsLocalStringService)
00057 
00058 NS_INTERFACE_MAP_BEGIN(nsLocalStringService)
00059    NS_INTERFACE_MAP_ENTRY_AMBIGUOUS(nsISupports, nsIMsgStringService)
00060    NS_INTERFACE_MAP_ENTRY(nsIMsgStringService)
00061 NS_INTERFACE_MAP_END
00062 
00063 NS_IMETHODIMP 
00064 nsLocalStringService::GetStringByID(PRInt32 aStringID, PRUnichar ** aString)
00065 {
00066   nsresult rv = NS_OK;
00067   
00068   if (!mLocalStringBundle)
00069     rv = InitializeStringBundle();
00070 
00071   NS_ENSURE_TRUE(mLocalStringBundle, NS_ERROR_UNEXPECTED);
00072   NS_ENSURE_SUCCESS(mLocalStringBundle->GetStringFromID(aStringID, aString), NS_ERROR_UNEXPECTED);
00073 
00074   return rv;
00075 }
00076 
00077 NS_IMETHODIMP
00078 nsLocalStringService::GetBundle(nsIStringBundle **aResult)
00079 {
00080   NS_ENSURE_ARG_POINTER(aResult);
00081   nsresult rv = NS_OK;
00082   if (!mLocalStringBundle)
00083     rv = InitializeStringBundle();
00084   NS_ENSURE_SUCCESS(rv, rv);
00085 
00086   *aResult = mLocalStringBundle;
00087   NS_IF_ADDREF(*aResult);
00088   return NS_OK;
00089 }
00090 
00091 nsresult
00092 nsLocalStringService::InitializeStringBundle()
00093 {
00094   nsresult rv;
00095   nsCOMPtr<nsIStringBundleService> stringService = do_GetService(NS_STRINGBUNDLE_CONTRACTID, &rv);
00096   NS_ENSURE_SUCCESS(rv, rv);
00097   NS_ENSURE_TRUE(stringService, NS_ERROR_FAILURE);
00098 
00099   rv = stringService->CreateBundle(LOCAL_MSGS_URL, getter_AddRefs(mLocalStringBundle));
00100   return rv;
00101 }
00102