]> git.saurik.com Git - wxWidgets.git/blobdiff - src/mac/carbon/filedlg.cpp
check that the version of __sync_sub_and_fetch that returns a value is supported...
[wxWidgets.git] / src / mac / carbon / filedlg.cpp
index b417d0fd9f371c1c4aa59bf395441d39dbbc5ccf..81845d173e46c260804023cb21740e00b8ea5d71 100644 (file)
@@ -1,44 +1,38 @@
 /////////////////////////////////////////////////////////////////////////////
 /////////////////////////////////////////////////////////////////////////////
-// Name:        filedlg.cpp
-// Purpose:     wxFileDialog 
-// Author:      AUTHOR
+// Name:        src/mac/carbon/filedlg.cpp
+// Purpose:     wxFileDialog
+// Author:      Stefan Csomor
 // Modified by:
 // Modified by:
-// Created:     ??/??/98
+// Created:     1998-01-01
 // RCS-ID:      $Id$
 // RCS-ID:      $Id$
-// Copyright:   (c) AUTHOR
+// Copyright:   (c) Stefan Csomor
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
-#ifdef __GNUG__
-#pragma implementation "filedlg.h"
-#endif
+#include "wx/wxprec.h"
 
 
-#include "wx/defs.h"
-#include "wx/app.h"
-#include "wx/utils.h"
-#include "wx/dialog.h"
-#include "wx/filedlg.h"
-#include "wx/intl.h"
-#include "wx/tokenzr.h"
+#if wxUSE_FILEDLG
 
 
-#ifndef __DARWIN__
-  #include "PLStringFuncs.h"
-#endif
+#include "wx/filedlg.h"
 
 
-#if !USE_SHARED_LIBRARY
-IMPLEMENT_CLASS(wxFileDialog, wxDialog)
+#ifndef WX_PRECOMP
+    #include "wx/intl.h"
+    #include "wx/app.h"
+    #include "wx/utils.h"
+    #include "wx/dialog.h"
 #endif
 
 #endif
 
-// begin wxmac
+#include "wx/tokenzr.h"
+#include "wx/filename.h"
 
 #include "wx/mac/private.h"
 
 
 #include "wx/mac/private.h"
 
-#include <Navigation.h>
-
-#include "MoreFiles.h"
-#include "MoreFilesExtras.h"
+#ifndef __DARWIN__
+    #include <Navigation.h>
+    #include "PLStringFuncs.h"
+#endif
 
 
-extern bool gUseNavServices ;
+IMPLEMENT_CLASS(wxFileDialog, wxFileDialogBase)
 
 // the data we need to pass to our standard file hook routine
 // includes a pointer to the dialog, a pointer to the standard
 
 // the data we need to pass to our standard file hook routine
 // includes a pointer to the dialog, a pointer to the standard
@@ -46,523 +40,397 @@ extern bool gUseNavServices ;
 // and a copy of the "previous" file spec of the reply record
 // so we can see if the selection has changed
 
 // and a copy of the "previous" file spec of the reply record
 // so we can see if the selection has changed
 
-struct OpenUserDataRec {
-  int           currentfilter ;
-  bool                         saveMode ;
+struct OpenUserDataRec
+{
+  int                currentfilter ;
+  bool               saveMode ;
   wxArrayString      name ;
   wxArrayString      extensions ;
   wxArrayString      name ;
   wxArrayString      extensions ;
-  wxArrayLong          filtermactypes ;
-  NavMenuItemSpecArrayHandle menuitems ;
+  wxArrayLong        filtermactypes ;
+  wxString           defaultLocation;
+  CFArrayRef         menuitems ;
 };
 
 typedef struct OpenUserDataRec
 };
 
 typedef struct OpenUserDataRec
-       OpenUserDataRec, *OpenUserDataRecPtr;
+OpenUserDataRec, *OpenUserDataRecPtr;
 
 
-static pascal void     NavEventProc(
-                                                               NavEventCallbackMessage         inSelector,
-                                                               NavCBRecPtr                                     ioParams,
-                                                               NavCallBackUserData                     ioUserData);
+static pascal void NavEventProc(
+    NavEventCallbackMessage inSelector,
+    NavCBRecPtr ioParams,
+    NavCallBackUserData ioUserData );
 
 
-#if TARGET_CARBON
-               static NavEventUPP      sStandardNavEventFilter = NewNavEventUPP(NavEventProc);
-#else
-               static NavEventUPP      sStandardNavEventFilter = NewNavEventProc(NavEventProc);
-#endif
+static NavEventUPP sStandardNavEventFilter = NewNavEventUPP(NavEventProc);
 
 
-static pascal void
-NavEventProc(
-       NavEventCallbackMessage         inSelector,
-       NavCBRecPtr                                     ioParams,
-       NavCallBackUserData     ioUserData      )
+static pascal void NavEventProc(
+    NavEventCallbackMessage inSelector,
+    NavCBRecPtr ioParams,
+    NavCallBackUserData ioUserData )
 {
 {
-       OpenUserDataRec * data = ( OpenUserDataRec *) ioUserData ;
-       if (inSelector == kNavCBEvent) {        
-         wxTheApp->MacHandleOneEvent(ioParams->eventData.eventDataParms.event);
-       } 
-       else if ( inSelector == kNavCBStart )
-       {
-               if ( data->menuitems )
-                       NavCustomControl(ioParams->context, kNavCtlSelectCustomType, &(*data->menuitems)[data->currentfilter]);
-       }
-       else if ( inSelector == kNavCBPopupMenuSelect )
-       {
-               NavMenuItemSpec * menu = (NavMenuItemSpec *) ioParams->eventData.eventDataParms.param ;
-               if ( menu->menuCreator == 'WXNG' )
-               {
-                       data->currentfilter = menu->menuType ;
-                       if ( data->saveMode )
-                       {
-                               int i = menu->menuType ;
-                               wxString extension =  data->extensions[i].AfterLast('.') ;
-                               extension.MakeLower() ;
-                               Str255 filename ;
-                               // get the current filename
-                               NavCustomControl(ioParams->context, kNavCtlGetEditFileName, &filename);
-                               CopyPascalStringToC( filename , (char*) filename ) ;
-                               wxString sfilename( filename ) ;
-                               int pos = sfilename.Find('.',TRUE) ;
-                               if ( pos != wxNOT_FOUND )
-                               {
-                                       sfilename = sfilename.Left(pos+1)+extension ;
-                                       CopyCStringToPascal( sfilename.c_str() , filename ) ;
-                                       NavCustomControl(ioParams->context, kNavCtlSetEditFileName, &filename);
-                               }
-                       }
-               }
-       }
+    OpenUserDataRec * data = ( OpenUserDataRec *) ioUserData ;
+    if (inSelector == kNavCBEvent)
+    {
+    }
+    else if ( inSelector == kNavCBStart )
+    {
+        if (data && !(data->defaultLocation).empty())
+        {
+            // Set default location for the modern Navigation APIs
+            // Apple Technical Q&A 1151
+            FSRef theFile;
+            wxMacPathToFSRef(data->defaultLocation, &theFile);
+            AEDesc theLocation = { typeNull, NULL };
+            if (noErr == ::AECreateDesc(typeFSRef, &theFile, sizeof(FSRef), &theLocation))
+                ::NavCustomControl(ioParams->context, kNavCtlSetLocation, (void *) &theLocation);
+        }
+
+        if( data->extensions.GetCount() > 0 )
+        {
+            NavMenuItemSpec  menuItem;
+            memset( &menuItem, 0, sizeof(menuItem) );
+            menuItem.version = kNavMenuItemSpecVersion;
+            menuItem.menuType = data->currentfilter;
+            ::NavCustomControl(ioParams->context, kNavCtlSelectCustomType, &menuItem);
+        }
+    }
+    else if ( inSelector == kNavCBPopupMenuSelect )
+    {
+        NavMenuItemSpec * menu = (NavMenuItemSpec *) ioParams->eventData.eventDataParms.param ;
+        const size_t numFilters = data->extensions.GetCount();
+
+        if ( menu->menuType < numFilters )
+        {
+            data->currentfilter = menu->menuType ;
+            if ( data->saveMode )
+            {
+                int i = menu->menuType ;
+
+                // isolate the first extension string
+                wxString firstExtension = data->extensions[i].BeforeFirst('|').BeforeFirst(';');
+
+                wxString extension = firstExtension.AfterLast('.') ;
+                wxString sfilename ;
+
+                wxMacCFStringHolder cfString( NavDialogGetSaveFileName( ioParams->context ) , false  );
+                sfilename = cfString.AsString() ;
+
+                int pos = sfilename.Find('.', true) ;
+                if ( pos != wxNOT_FOUND && extension != wxT("*") )
+                {
+                    sfilename = sfilename.Left(pos+1)+extension ;
+                    cfString.Assign( sfilename , wxFONTENCODING_DEFAULT ) ;
+                    NavDialogSetSaveFileName( ioParams->context , cfString ) ;
+                }
+            }
+        }
+    }
 }
 
 }
 
-const char * gfilters[] =
+void MakeUserDataRec(OpenUserDataRec *myData , const wxString& filter )
 {
 {
-       "*.TXT" ,
-       "*.TIF" ,
-       "*.JPG" ,
-       
-       NULL 
-} ;
-
-OSType gfiltersmac[] =
-{
-       'TEXT' ,
-       'TIFF' ,
-       'JPEG' ,
-       
-       '****'
-} ;
-
-
+    myData->menuitems = NULL ;
+    myData->currentfilter = 0 ;
+    myData->saveMode = false ;
 
 
-void MakeUserDataRec(OpenUserDataRec   *myData , const wxString& filter )
-{
-       myData->menuitems = NULL ;
-       myData->currentfilter = 0 ;
-       myData->saveMode = FALSE ;
-       
-       if ( filter && filter[0] )
-       {
-         wxString filter2(filter) ;
-    int filterIndex = 0;
-    bool isName = true ;
-    wxString current ;
-    for( unsigned int i = 0; i < filter2.Len() ; i++ )
+    if ( !filter.empty() )
     {
     {
-       if( filter2.GetChar(i) == wxT('|') )
-       {
-        if( isName ) {
-          myData->name.Add( current ) ;
-        }
-        else {
-          myData->extensions.Add( current.MakeUpper() ) ;
-          ++filterIndex ;
+        wxString filter2(filter) ;
+        int filterIndex = 0;
+        bool isName = true ;
+        wxString current ;
+
+        for ( unsigned int i = 0; i < filter2.length() ; i++ )
+        {
+            if ( filter2.GetChar(i) == wxT('|') )
+            {
+                if ( isName )
+                {
+                    myData->name.Add( current ) ;
+                }
+                else
+                {
+                    myData->extensions.Add( current ) ;
+                    ++filterIndex ;
+                }
+
+                isName = !isName ;
+                current = wxEmptyString ;
+            }
+            else
+            {
+                current += filter2.GetChar(i) ;
+            }
         }
         }
-        isName = !isName ;
-         current = "" ;
-       }
-       else
-       {
-        current += filter2.GetChar(i) ;
-       }
-    }
-    // we allow for compatibility reason to have a single filter expression (like *.*) without
-    // an explanatory text, in that case the first part is name and extension at the same time
-      
-    wxASSERT_MSG( filterIndex == 0 || !isName , "incorrect format of format string" ) ;
-    if ( current.IsEmpty() )
-        myData->extensions.Add( myData->name[filterIndex] ) ;
-    else
-        myData->extensions.Add( current.MakeUpper() ) ;
-    if ( filterIndex == 0 || isName )
-        myData->name.Add( current.MakeUpper() ) ;
-        
-    ++filterIndex ;
+        // we allow for compatibility reason to have a single filter expression (like *.*) without
+        // an explanatory text, in that case the first part is name and extension at the same time
+
+        wxASSERT_MSG( filterIndex == 0 || !isName , wxT("incorrect format of format string") ) ;
+        if ( current.empty() )
+            myData->extensions.Add( myData->name[filterIndex] ) ;
+        else
+            myData->extensions.Add( current ) ;
+        if ( filterIndex == 0 || isName )
+            myData->name.Add( current ) ;
 
 
+        ++filterIndex ;
 
         const size_t extCount = myData->extensions.GetCount();
 
         const size_t extCount = myData->extensions.GetCount();
-               for ( size_t i = 0 ; i < extCount; i++ )
-               {
-                       int j ;
-                       for ( j = 0 ; gfilters[j] ; j++ )
-                       {
-                               if ( strcmp( myData->extensions[i] , gfilters[j] ) == 0 )
-                               {
-                                   myData->filtermactypes.Add( gfiltersmac[j] ) ;
-                                       break ;
-                               }
-                       }
-                       if( gfilters[j] == NULL )
-                       {
-                               myData->filtermactypes.Add( '****' ) ;
-                       }
-               }
-       }
+        for ( size_t i = 0 ; i < extCount; i++ )
+        {
+            wxUint32 fileType, creator;
+            wxString extension = myData->extensions[i];
+
+            // Remove leading '*'
+            if (extension.length() && (extension.GetChar(0) == '*'))
+                extension = extension.Mid( 1 );
+
+            // Remove leading '.'
+            if (extension.length() && (extension.GetChar(0) == '.'))
+                extension = extension.Mid( 1 );
+
+            if (wxFileName::MacFindDefaultTypeAndCreator( extension, &fileType, &creator ))
+                myData->filtermactypes.Add( (OSType)fileType );
+            else
+                myData->filtermactypes.Add( '****' ); // We'll fail safe if it's not recognized
+        }
+    }
 }
 
 }
 
-static Boolean CheckFile( ConstStr255Param name , OSType type , OpenUserDataRecPtr data)
+static Boolean CheckFile( const wxString &filename , OSType type , OpenUserDataRecPtr data)
 {
 {
-    Str255                     filename ;
-    
-#if TARGET_CARBON
-    p2cstrcpy((char *)filename, name) ;
-#else
-    PLstrcpy( filename , name ) ;
-    p2cstr( filename ) ;
-#endif
     wxString file(filename) ;
     file.MakeUpper() ;
     wxString file(filename) ;
     file.MakeUpper() ;
-    
+
     if ( data->extensions.GetCount() > 0 )
     {
     if ( data->extensions.GetCount() > 0 )
     {
-       //for ( int i = 0 ; i < data->numfilters ; ++i )
-           int i = data->currentfilter ;
-           if ( data->extensions[i].Right(2) == ".*" )
-             return true ;
-       
-           {
-             if ( type == (OSType)data->filtermactypes[i] )
-                     return true ;
-           
-             wxStringTokenizer tokenizer( data->extensions[i] , ";" ) ;
-             while( tokenizer.HasMoreTokens() )
-             {
-               wxString extension = tokenizer.GetNextToken() ;
-             if ( extension.GetChar(0) == '*' )
-                     extension = extension.Mid(1) ;
-           
-             if ( file.Len() >= extension.Len() && extension == file.Right(extension.Len() ) )
-                     return true ;
-                   }
-           }
-           return false ;
+        //for ( int i = 0 ; i < data->numfilters ; ++i )
+        int i = data->currentfilter ;
+        if ( data->extensions[i].Right(2) == wxT(".*") )
+            return true ;
+
+        {
+            if ( type == (OSType)data->filtermactypes[i] )
+                return true ;
+
+            wxStringTokenizer tokenizer( data->extensions[i] , wxT(";") ) ;
+            while ( tokenizer.HasMoreTokens() )
+            {
+                wxString extension = tokenizer.GetNextToken() ;
+                if ( extension.GetChar(0) == '*' )
+                    extension = extension.Mid(1) ;
+                extension.MakeUpper();
+
+                if ( file.length() >= extension.length() && extension == file.Right(extension.length() ) )
+                    return true ;
+            }
+        }
+
+        return false ;
     }
     }
-    return true ;
-}
 
 
-#ifndef __DARWIN__
-static pascal Boolean CrossPlatformFileFilter(CInfoPBPtr myCInfoPBPtr, void *dataPtr)
-{      
-       OpenUserDataRecPtr data = (OpenUserDataRecPtr) dataPtr ;
-       // return true if this item is invisible or a file
-
-       Boolean visibleFlag;
-       Boolean folderFlag;
-       
-       visibleFlag = ! (myCInfoPBPtr->hFileInfo.ioFlFndrInfo.fdFlags & kIsInvisible);
-       folderFlag = (myCInfoPBPtr->hFileInfo.ioFlAttrib & 0x10);
-       
-       // because the semantics of the filter proc are "true means don't show
-       // it" we need to invert the result that we return
-       
-       if ( !visibleFlag )
-               return true ;
-               
-       if ( !folderFlag )
-       {
-               return !CheckFile( myCInfoPBPtr->hFileInfo.ioNamePtr , myCInfoPBPtr->hFileInfo.ioFlFndrInfo.fdType , data ) ;
-       }       
-               
-       return false ;
+    return true ;
 }
 }
-#endif
 
 // end wxmac
 
 
 // end wxmac
 
-wxString wxFileSelector(const char *title,
-                     const char *defaultDir, const char *defaultFileName,
-                     const char *defaultExtension, const char *filter, int flags,
-                     wxWindow *parent, int x, int y)
+wxFileDialog::wxFileDialog(
+    wxWindow *parent, const wxString& message,
+    const wxString& defaultDir, const wxString& defaultFileName, const wxString& wildCard,
+    long style, const wxPoint& pos, const wxSize& sz, const wxString& name)
+    : wxFileDialogBase(parent, message, defaultDir, defaultFileName, wildCard, style, pos, sz, name)
 {
 {
-    // If there's a default extension specified but no filter, we create a suitable
-    // filter.
-
-    wxString filter2("");
-    if ( defaultExtension && !filter )
-        filter2 = wxString("*.") + wxString(defaultExtension) ;
-    else if ( filter )
-        filter2 = filter;
-
-    wxString defaultDirString;
-    if (defaultDir)
-        defaultDirString = defaultDir;
-    else
-        defaultDirString = "";
-
-    wxString defaultFilenameString;
-    if (defaultFileName)
-        defaultFilenameString = defaultFileName;
-    else
-        defaultFilenameString = "";
+    wxASSERT_MSG( NavServicesAvailable() , wxT("Navigation Services are not running") ) ;
+}
 
 
-    wxFileDialog fileDialog(parent, title, defaultDirString, defaultFilenameString, filter2, flags, wxPoint(x, y));
+pascal Boolean CrossPlatformFilterCallback(
+    AEDesc *theItem,
+    void *info,
+    void *callBackUD,
+    NavFilterModes filterMode )
+{
+    OpenUserDataRecPtr data = (OpenUserDataRecPtr) callBackUD ;
 
 
-    if ( fileDialog.ShowModal() == wxID_OK )
+    if (filterMode == kNavFilteringBrowserList)
     {
     {
-        strcpy(wxBuffer, (const char *)fileDialog.GetPath());
-        return wxBuffer;
+        // We allow navigation to all folders. For files, we check against the current
+        // filter string.
+        // However, packages should be dealt with like files and not like folders. So
+        // check if a folder is a package before deciding what to do.
+        NavFileOrFolderInfo* theInfo = (NavFileOrFolderInfo*) info ;
+        FSRef fsref;
+
+        if ( theInfo->isFolder )
+        {
+            // check bundle bit (using Finder Services - used by OS9 on some bundles)
+            FSCatalogInfo catalogInfo;
+            if (FSGetCatalogInfo (&fsref, kFSCatInfoFinderInfo, &catalogInfo, NULL, NULL, NULL) != noErr)
+                return true;
+
+            // Check bundle item (using Launch Services - used by OS-X through info.plist or APP)
+            LSItemInfoRecord lsInfo;
+            if (LSCopyItemInfoForRef(&fsref, kLSRequestBasicFlagsOnly, &lsInfo ) != noErr)
+                return true;
+
+            // If it's not a bundle, then it's a normal folder and it passes our filter
+            FileInfo *fileInfo = (FileInfo *) catalogInfo.finderInfo;
+            if ( !(fileInfo->finderFlags & kHasBundle) &&
+                 !(lsInfo.flags & (kLSItemInfoIsApplication | kLSItemInfoIsPackage)) )
+                return true;
+        }
+        else
+        {
+            AECoerceDesc (theItem, typeFSRef, theItem);
+            if ( AEGetDescData (theItem, &fsref, sizeof (FSRef)) == noErr)
+            {
+                wxString file = wxMacFSRefToPath( &fsref ) ;
+                return CheckFile( file , theInfo->fileAndFolder.fileInfo.finderInfo.fdType , data ) ;
+            }
+        }
     }
     }
-    else
-        return wxGetEmptyString();
-}
 
 
-WXDLLEXPORT wxString wxFileSelectorEx(const char *title,
-                       const char *defaultDir,
-                       const char *defaultFileName,
-                       int* defaultFilterIndex,
-                       const char *filter,
-                       int       flags,
-                       wxWindow* parent,
-                       int       x,
-                       int       y)
+    return true;
+}
 
 
+int wxFileDialog::ShowModal()
 {
 {
-    wxFileDialog fileDialog(parent, title ? title : "", defaultDir ? defaultDir : "",
-        defaultFileName ? defaultFileName : "", filter ? filter : "", flags, wxPoint(x, y));
+    OSErr err;
+    NavDialogCreationOptions dialogCreateOptions;
+
+    // set default options
+    ::NavGetDefaultDialogCreationOptions(&dialogCreateOptions);
+
+    // this was always unset in the old code
+    dialogCreateOptions.optionFlags &= ~kNavSelectDefaultLocation;
 
 
-    if ( fileDialog.ShowModal() == wxID_OK )
+    wxMacCFStringHolder message(m_message, m_font.GetEncoding());
+    dialogCreateOptions.windowTitle = message;
+
+    wxMacCFStringHolder defaultFileName(m_fileName, m_font.GetEncoding());
+    dialogCreateOptions.saveFileName = defaultFileName;
+
+
+    NavDialogRef dialog;
+    NavObjectFilterUPP navFilterUPP = NULL;
+    OpenUserDataRec myData;
+    myData.defaultLocation = m_dir;
+
+    MakeUserDataRec(&myData , m_wildCard);
+    myData.currentfilter = m_filterIndex;
+    size_t numFilters = myData.extensions.GetCount();
+    if (numFilters)
     {
     {
-        *defaultFilterIndex = fileDialog.GetFilterIndex();
-        strcpy(wxBuffer, (const char *)fileDialog.GetPath());
-        return wxBuffer;
+        CFMutableArrayRef popup = CFArrayCreateMutable( kCFAllocatorDefault ,
+            numFilters , &kCFTypeArrayCallBacks ) ;
+        dialogCreateOptions.popupExtension = popup ;
+        myData.menuitems = dialogCreateOptions.popupExtension ;
+        for ( size_t i = 0 ; i < numFilters ; ++i )
+        {
+            CFArrayAppendValue( popup , (CFStringRef) wxMacCFStringHolder( myData.name[i] , m_font.GetEncoding() ) ) ;
+        }
     }
     }
-    else
-        return wxGetEmptyString();
-}
 
 
-wxFileDialog::wxFileDialog(wxWindow *parent, const wxString& message,
-        const wxString& defaultDir, const wxString& defaultFileName, const wxString& wildCard,
-        long style, const wxPoint& pos)
-{
-       wxASSERT_MSG( NavServicesAvailable() , "Navigation Services are not running" ) ;
-    m_message = message;
-    m_dialogStyle = style;
-    m_parent = parent;
-    m_path = "";
-    m_fileName = defaultFileName;
-    m_dir = defaultDir;
-    m_wildCard = wildCard;
-    m_filterIndex = 0;
-}
+    if (HasFdFlag(wxFD_SAVE))
+    {
+        myData.saveMode = true;
+
+        dialogCreateOptions.optionFlags |= kNavDontAutoTranslate;
+        dialogCreateOptions.optionFlags |= kNavDontAddTranslateItems;
+        if (!numFilters)
+            dialogCreateOptions.optionFlags |= kNavNoTypePopup;
+
+        // The extension is important
+        if (numFilters < 2)
+            dialogCreateOptions.optionFlags |= kNavPreserveSaveFileExtension;
+
+        if (!(m_windowStyle & wxFD_OVERWRITE_PROMPT))
+            dialogCreateOptions.optionFlags |= kNavDontConfirmReplacement;
+
+        err = ::NavCreatePutFileDialog(
+            &dialogCreateOptions,
+            kNavGenericSignature, // Suppresses the 'Default' (top) menu item
+            kNavGenericSignature,
+            sStandardNavEventFilter,
+            &myData, // for defaultLocation
+            &dialog );
+    }
+    else
+    {
+        // let the user select bundles/programs in dialogs
+        dialogCreateOptions.optionFlags |= kNavSupportPackages;
+
+        navFilterUPP = NewNavObjectFilterUPP(CrossPlatformFilterCallback);
+        err = ::NavCreateGetFileDialog(
+            &dialogCreateOptions,
+            NULL, // NavTypeListHandle
+            sStandardNavEventFilter,
+            NULL, // NavPreviewUPP
+            navFilterUPP,
+            (void *) &myData, // inClientData
+            &dialog );
+    }
 
 
+    if (err == noErr)
+        err = ::NavDialogRun(dialog);
 
 
-pascal Boolean CrossPlatformFilterCallback (
-    AEDesc *theItem, 
-    void *info, 
-    void *callBackUD, 
-    NavFilterModes filterMode
-)
-{
-       bool display = true;
-       OpenUserDataRecPtr data = (OpenUserDataRecPtr) callBackUD ;
-
-       if (filterMode == kNavFilteringBrowserList)
-       {
-         NavFileOrFolderInfo* theInfo = (NavFileOrFolderInfo*) info ;
-               if (theItem->descriptorType == typeFSS && !theInfo->isFolder)
-               {
-                 FSSpec        spec;
-                 memcpy( &spec , *theItem->dataHandle , sizeof(FSSpec) ) ;
-                 display = CheckFile( spec.name , theInfo->fileAndFolder.fileInfo.finderInfo.fdType , data ) ;
-               }
-       }
-
-       return display;
-}
+    // clean up filter related data, etc.
+    if (navFilterUPP)
+        ::DisposeNavObjectFilterUPP(navFilterUPP);
 
 
-int wxFileDialog::ShowModal()
-{
-               NavDialogOptions                mNavOptions;
-               NavObjectFilterUPP              mNavFilterUPP = NULL;
-               NavPreviewUPP                   mNavPreviewUPP = NULL ;
-               NavReplyRecord                  mNavReply;
-               AEDesc                                  mDefaultLocation ;
-               bool                                    mSelectDefault = false ;
-               
-               ::NavGetDefaultDialogOptions(&mNavOptions);
-       
-               mNavFilterUPP   = nil;
-               mNavPreviewUPP  = nil;
-               mSelectDefault  = false;
-               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;
-               
-               // Set default location, the location
-               //   that's displayed when the dialog
-               //   first appears
-               
-               FSSpec location ;
-               wxMacFilename2FSSpec( m_dir , &location ) ;
-               OSErr err = noErr ;
-               
-               mDefaultLocation.descriptorType = typeNull;
-               mDefaultLocation.dataHandle     = nil;
-
-               err = ::AECreateDesc(typeFSS, &location, sizeof(FSSpec), &mDefaultLocation );
-
-               if ( mDefaultLocation.dataHandle ) {
-                       
-                       if (mSelectDefault) {
-                               mNavOptions.dialogOptionFlags |= kNavSelectDefaultLocation;
-                       } else {
-                               mNavOptions.dialogOptionFlags &= ~kNavSelectDefaultLocation;
-                       }
-               }
-               
-#if TARGET_CARBON
-               c2pstrcpy((StringPtr)mNavOptions.message, m_message) ;
-#else
-               strcpy((char *)mNavOptions.message, m_message) ;
-               c2pstr((char *)mNavOptions.message ) ;
-#endif
-#if TARGET_CARBON
-               c2pstrcpy((StringPtr)mNavOptions.savedFileName, m_fileName) ;
-#else
-               strcpy((char *)mNavOptions.savedFileName, m_fileName) ;
-               c2pstr((char *)mNavOptions.savedFileName ) ;
-#endif
+    if (err != noErr)
+    {
+        ::NavDialogDispose(dialog);
+        return wxID_CANCEL;
+    }
 
 
-               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' ;
-                           (*mNavOptions.popupExtension)[i].menuType = i ;
-                 #if TARGET_CARBON
-                               c2pstrcpy((StringPtr)(*mNavOptions.popupExtension)[i].menuItemName, myData.name[i]) ;
-                 #else
-                               strcpy((char *)(*mNavOptions.popupExtension)[i].menuItemName, myData.name[i]) ;
-                               c2pstr((char *)(*mNavOptions.popupExtension)[i].menuItemName ) ;
-                 #endif
-                       }
-               }
-               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) ) {
-                       m_path = "" ;
-                       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 = "" ;
-                                       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 ] ;
+    NavReplyRecord navReply;
+    err = ::NavDialogGetReply(dialog, &navReply);
+    if (err == noErr && navReply.validRecord)
+    {
+        AEKeyword   theKeyword;
+        DescType    actualType;
+        Size        actualSize;
+        FSRef       theFSRef;
+        wxString thePath ;
+        long count;
+
+        m_filterIndex = myData.currentfilter;
+        ::AECountItems( &navReply.selection, &count );
+        for (long i = 1; i <= count; ++i)
+        {
+            err = ::AEGetNthPtr(
+                &(navReply.selection), i, typeFSRef, &theKeyword, &actualType,
+                &theFSRef, sizeof(theFSRef), &actualSize );
+            if (err != noErr)
+                break;
+
+            if (HasFdFlag(wxFD_SAVE))
+                thePath = wxMacFSRefToPath( &theFSRef, navReply.saveFileName );
+            else
+                thePath = wxMacFSRefToPath( &theFSRef );
+
+            if (!thePath)
+            {
+                ::NavDisposeReply(&navReply);
+                ::NavDialogDispose(dialog);
+                return wxID_CANCEL;
+            }
+
+            m_path = thePath;
+            m_paths.Add(m_path);
             m_fileName = wxFileNameFromPath(m_path);
             m_fileName = wxFileNameFromPath(m_path);
-            m_dir = wxPathOnly(m_path);
-            NavDisposeReply( &mNavReply ) ;
-           return wxID_OK ;
-               }
-               return wxID_CANCEL;
-}
-
-// Generic file load/save dialog
-static wxString
-wxDefaultFileSelector(bool load, const char *what, const char *extension, const char *default_name, wxWindow *parent)
-{
-  char *ext = (char *)extension;
-  
-  char prompt[50];
-  wxString str;
-  if (load)
-    str = "Load %s file";
-  else
-    str = "Save %s file";
-  sprintf(prompt, wxGetTranslation(str), what);
-
-  if (*ext == '.') ext++;
-  char wild[60];
-  sprintf(wild, "*.%s", ext);
-
-  return wxFileSelector (prompt, NULL, default_name, ext, wild, 0, parent);
-}
+            m_fileNames.Add(m_fileName);
+        }
 
 
-// Generic file load dialog
-wxString
-wxLoadFileSelector(const char *what, const char *extension, const char *default_name, wxWindow *parent)
-{
-  return wxDefaultFileSelector(TRUE, what, extension, default_name, parent);
-}
+        // set these to the first hit
+        m_path = m_paths[0];
+        m_fileName = wxFileNameFromPath(m_path);
+        m_dir = wxPathOnly(m_path);
+    }
 
 
+    ::NavDisposeReply(&navReply);
+    ::NavDialogDispose(dialog);
 
 
-// Generic file save dialog
-wxString
-wxSaveFileSelector(const char *what, const char *extension, const char *default_name, wxWindow *parent)
-{
-  return wxDefaultFileSelector(FALSE, what, extension, default_name, parent);
+    return (err == noErr) ? wxID_OK : wxID_CANCEL;
 }
 
 }
 
+#endif // wxUSE_FILEDLG