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lightning-sunbird  0.9+nobinonly
nsOEStringBundle.cpp
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00001 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
00002 /* ***** BEGIN LICENSE BLOCK *****
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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 "nsReadableUtils.h"
00041 #include "nsIStringBundle.h"
00042 #include "nsOEStringBundle.h"
00043 #include "nsIServiceManager.h"
00044 #include "nsIProxyObjectManager.h"
00045 #include "nsIURI.h"
00046 
00047 static NS_DEFINE_CID(kProxyObjectManagerCID, NS_PROXYEVENT_MANAGER_CID);
00048 
00049 #define OE_MSGS_URL       "chrome://messenger/locale/oeImportMsgs.properties"
00050 
00051 nsIStringBundle *    nsOEStringBundle::m_pBundle = nsnull;
00052 
00053 nsIStringBundle *nsOEStringBundle::GetStringBundle( void)
00054 {
00055        if (m_pBundle)
00056               return( m_pBundle);
00057 
00058        nsresult                    rv;
00059        char*                       propertyURL = OE_MSGS_URL;
00060        nsIStringBundle*     sBundle = nsnull;
00061 
00062 
00063        nsCOMPtr<nsIStringBundleService> sBundleService = 
00064                 do_GetService(NS_STRINGBUNDLE_CONTRACTID, &rv); 
00065        if (NS_SUCCEEDED(rv) && (nsnull != sBundleService)) {
00066               rv = sBundleService->CreateBundle(propertyURL, &sBundle);
00067        }
00068 
00069        m_pBundle = sBundle;
00070 
00071        return( sBundle);
00072 }
00073 
00074 nsIStringBundle *nsOEStringBundle::GetStringBundleProxy( void)
00075 {
00076        if (!m_pBundle)
00077               return( nsnull);
00078 
00079        nsIStringBundle *strProxy = nsnull;
00080        nsresult rv;
00081        // create a proxy object if we aren't on the same thread?
00082        nsCOMPtr<nsIProxyObjectManager> proxyMgr = 
00083                 do_GetService(kProxyObjectManagerCID, &rv);
00084        if (NS_SUCCEEDED(rv)) {
00085               rv = proxyMgr->GetProxyForObject( NS_UI_THREAD_EVENTQ, NS_GET_IID(nsIStringBundle),
00086                                                                       m_pBundle, PROXY_SYNC | PROXY_ALWAYS, (void **) &strProxy);
00087        }
00088 
00089        return( strProxy);
00090 }
00091 
00092 void nsOEStringBundle::GetStringByID( PRInt32 stringID, nsString& result, nsIStringBundle *pBundle)
00093 {
00094        
00095        PRUnichar *ptrv = GetStringByID( stringID, pBundle);    
00096        result = ptrv;
00097        FreeString( ptrv);
00098 }
00099 
00100 PRUnichar *nsOEStringBundle::GetStringByID(PRInt32 stringID, nsIStringBundle *pBundle)
00101 {
00102        if (!pBundle) {
00103               pBundle = GetStringBundle();
00104        }
00105        
00106        if (pBundle) {
00107               PRUnichar *ptrv = nsnull;
00108               nsresult rv = pBundle->GetStringFromID(stringID, &ptrv);
00109                             
00110               if (NS_SUCCEEDED( rv) && ptrv)
00111                      return( ptrv);
00112        }
00113 
00114        nsString resultString;
00115        resultString.AppendLiteral("[StringID ");
00116        resultString.AppendInt(stringID);
00117        resultString.AppendLiteral("?]");
00118 
00119        return( ToNewUnicode(resultString));
00120 }
00121 
00122 void nsOEStringBundle::Cleanup( void)
00123 {
00124        if (m_pBundle)
00125               m_pBundle->Release();
00126        m_pBundle = nsnull;
00127 }