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lightning-sunbird  0.9+nobinonly
nsTextStringBundle.cpp
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00038 
00039 #include "prprf.h"
00040 #include "prmem.h"
00041 #include "nsCOMPtr.h"
00042 #include "nsReadableUtils.h"
00043 #include "nsIStringBundle.h"
00044 #include "nsTextStringBundle.h"
00045 #include "nsIServiceManager.h"
00046 #include "nsIProxyObjectManager.h"
00047 #include "nsIURI.h"
00048 
00049 static NS_DEFINE_CID(kProxyObjectManagerCID, NS_PROXYEVENT_MANAGER_CID);
00050 
00051 nsIStringBundle *    nsTextStringBundle::m_pBundle = nsnull;
00052 
00053 #define TEXT_MSGS_URL       "chrome://messenger/locale/textImportMsgs.properties"
00054 
00055 nsIStringBundle *nsTextStringBundle::GetStringBundle( void)
00056 {
00057        if (m_pBundle)
00058               return( m_pBundle);
00059 
00060        nsresult                    rv;
00061        static const char    propertyURL[] = TEXT_MSGS_URL;
00062        nsIStringBundle*     sBundle = nsnull;
00063 
00064 
00065        nsCOMPtr<nsIStringBundleService> sBundleService = 
00066                 do_GetService(NS_STRINGBUNDLE_CONTRACTID, &rv); 
00067        if (NS_SUCCEEDED(rv) && (nsnull != sBundleService)) {
00068               rv = sBundleService->CreateBundle(propertyURL, &sBundle);
00069        }
00070 
00071        m_pBundle = sBundle;
00072 
00073        return( sBundle);
00074 }
00075 
00076 nsIStringBundle *nsTextStringBundle::GetStringBundleProxy( void)
00077 {
00078        if (!m_pBundle)
00079               return( nsnull);
00080 
00081        nsIStringBundle *strProxy = nsnull;
00082        nsresult rv;
00083        // create a proxy object if we aren't on the same thread?
00084        nsCOMPtr<nsIProxyObjectManager> proxyMgr = 
00085                 do_GetService(kProxyObjectManagerCID, &rv);
00086        if (NS_SUCCEEDED(rv)) {
00087               rv = proxyMgr->GetProxyForObject( NS_UI_THREAD_EVENTQ, NS_GET_IID(nsIStringBundle),
00088                                                                       m_pBundle, PROXY_SYNC | PROXY_ALWAYS, (void **) &strProxy);
00089        }
00090 
00091        return( strProxy);
00092 }
00093 
00094 void nsTextStringBundle::GetStringByID( PRInt32 stringID, nsString& result, nsIStringBundle *pBundle)
00095 {
00096        
00097        PRUnichar *ptrv = GetStringByID( stringID, pBundle);    
00098        result = ptrv;
00099        FreeString( ptrv);
00100 }
00101 
00102 PRUnichar *nsTextStringBundle::GetStringByID(PRInt32 stringID, nsIStringBundle *pBundle)
00103 {
00104        if (!pBundle) {
00105               pBundle = GetStringBundle();
00106        }
00107        
00108        if (pBundle) {
00109               PRUnichar *ptrv = nsnull;
00110               nsresult rv = pBundle->GetStringFromID(stringID, &ptrv);
00111                             
00112               if (NS_SUCCEEDED( rv) && ptrv)
00113                      return( ptrv);
00114        }
00115 
00116        nsString resultString(NS_LITERAL_STRING("[StringID "));
00117        resultString.AppendInt(stringID);
00118        resultString.AppendLiteral("?]");
00119 
00120        return ToNewUnicode(resultString);
00121 }
00122 
00123 void nsTextStringBundle::Cleanup( void)
00124 {
00125        if (m_pBundle)
00126               m_pBundle->Release();
00127        m_pBundle = nsnull;
00128 }