+ err = ::AECreateDesc(typeFSS, &location, sizeof(FSSpec), &mDefaultLocation );
+
+ if ( mDefaultLocation.dataHandle )
+ {
+ if (mSelectDefault)
+ {
+ mNavOptions.dialogOptionFlags |= kNavSelectDefaultLocation;
+ } else {
+ mNavOptions.dialogOptionFlags &= ~kNavSelectDefaultLocation;
+ }
+ }
+
+ memset( &mNavReply , 0 , sizeof( mNavReply ) ) ;
+ mNavReply.validRecord = false;
+ mNavReply.replacing = false;
+ mNavReply.isStationery = false;
+ mNavReply.translationNeeded = false;
+ mNavReply.selection.descriptorType = typeNull;
+ mNavReply.selection.dataHandle = nil;
+ mNavReply.keyScript = smSystemScript;
+ mNavReply.fileTranslation = nil;
+ mNavReply.version = kNavReplyRecordVersion ;
+
+ // zero all data
+
+ m_path = wxEmptyString ;
+ m_fileName = wxEmptyString ;
+ m_paths.Empty();
+ m_fileNames.Empty();
+
+ OpenUserDataRec myData;
+ MakeUserDataRec( &myData , m_wildCard ) ;
+ myData.currentfilter = m_filterIndex ;
+ if ( myData.extensions.GetCount() > 0 )
+ {
+ mNavOptions.popupExtension = (NavMenuItemSpecArrayHandle) NewHandle( sizeof( NavMenuItemSpec ) * myData.extensions.GetCount() ) ;
+ myData.menuitems = mNavOptions.popupExtension ;
+ for ( size_t i = 0 ; i < myData.extensions.GetCount() ; ++i )
+ {
+ (*mNavOptions.popupExtension)[i].version = kNavMenuItemSpecVersion ;
+ (*mNavOptions.popupExtension)[i].menuCreator = 'WXNG' ;
+ // TODO : according to the new docs -1 to 10 are reserved for the OS
+ (*mNavOptions.popupExtension)[i].menuType = i ;
+ wxMacStringToPascal( myData.name[i] , (StringPtr)(*mNavOptions.popupExtension)[i].menuItemName ) ;
+ }
+ }
+ if ( m_dialogStyle & wxSAVE )
+ {
+ myData.saveMode = true ;
+
+ mNavOptions.dialogOptionFlags |= kNavDontAutoTranslate ;
+ mNavOptions.dialogOptionFlags |= kNavDontAddTranslateItems ;
+
+ err = ::NavPutFile(
+ &mDefaultLocation,
+ &mNavReply,
+ &mNavOptions,
+ sStandardNavEventFilter ,
+ NULL,
+ kNavGenericSignature,
+ &myData); // User Data
+ m_filterIndex = myData.currentfilter ;
+ }
+ else
+ {
+ myData.saveMode = false ;
+
+ mNavFilterUPP = NewNavObjectFilterUPP( CrossPlatformFilterCallback ) ;
+ if ( m_dialogStyle & wxMULTIPLE )
+ mNavOptions.dialogOptionFlags |= kNavAllowMultipleFiles ;
+ else
+ mNavOptions.dialogOptionFlags &= ~kNavAllowMultipleFiles ;
+
+ err = ::NavGetFile(
+ &mDefaultLocation,
+ &mNavReply,
+ &mNavOptions,
+ sStandardNavEventFilter ,
+ mNavPreviewUPP,
+ mNavFilterUPP,
+ NULL ,
+ &myData);
+ m_filterIndex = myData.currentfilter ;
+ }
+
+ DisposeNavObjectFilterUPP(mNavFilterUPP);
+ if ( mDefaultLocation.dataHandle != nil )
+ {
+ ::AEDisposeDesc(&mDefaultLocation);
+ }
+
+ if ( (err != noErr) && (err != userCanceledErr) ) {
+ return wxID_CANCEL ;
+ }
+
+ if (mNavReply.validRecord)
+ {
+ FSSpec outFileSpec ;
+ AEDesc specDesc ;
+ AEKeyword keyWord ;
+
+ long count ;
+ ::AECountItems( &mNavReply.selection , &count ) ;
+ for ( long i = 1 ; i <= count ; ++i )
+ {
+ OSErr err = ::AEGetNthDesc( &mNavReply.selection , i , typeFSS, &keyWord , &specDesc);
+ if ( err != noErr )
+ {
+ m_path = wxT("") ;
+ return wxID_CANCEL ;
+ }
+ outFileSpec = **(FSSpec**) specDesc.dataHandle;
+ if (specDesc.dataHandle != nil) {
+ ::AEDisposeDesc(&specDesc);
+ }
+ m_path = wxMacFSSpec2MacFilename( &outFileSpec ) ;
+
+ m_paths.Add( m_path ) ;
+ m_fileName = wxFileNameFromPath(m_path);
+ m_fileNames.Add(m_fileName);
+ }
+ // set these to the first hit
+ m_path = m_paths[ 0 ] ;
+ m_fileName = wxFileNameFromPath(m_path);
+ m_dir = wxPathOnly(m_path);
+ NavDisposeReply( &mNavReply ) ;
+ return wxID_OK ;
+ }
+ return wxID_CANCEL;
+#endif // TARGET_CARBON
+}