src/mac/carbon/dirdlg.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        dirdlg.cpp
   3 // Purpose:     wxDirDialog
   4 // Author:      Stefan Csomor
   5 // Modified by:
   6 // Created:     1998-01-01
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Stefan Csomor
   9 // Licence:       wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifdef __GNUG__
  13 #pragma implementation "dirdlg.h"
  14 #endif
  15
  16 #include "wx/defs.h"
  17 #include "wx/utils.h"
  18 #include "wx/dialog.h"
  19 #include "wx/dirdlg.h"
  20
  21 #include "wx/cmndata.h"
  22
  23 #include "wx/mac/private.h"
  24
  25 #ifdef __DARWIN__
  26   #include <Carbon/Carbon.h>
  27 #else
  28   #include <Navigation.h>
  29 #endif
  30
  31 #if !USE_SHARED_LIBRARY
  32 IMPLEMENT_CLASS(wxDirDialog, wxDialog)
  33 #endif
  34
  35 wxDirDialog::wxDirDialog(wxWindow *parent,
  36                          const wxString& message,
  37                          const wxString& defaultPath,
  38                          long style,
  39                          const wxPoint& WXUNUSED(pos),
  40                          const wxSize& WXUNUSED(size),
  41                          const wxString& WXUNUSED(name))
  42 {
  43     wxASSERT_MSG( NavServicesAvailable() , wxT("Navigation Services are not running") ) ;
  44     m_message = message;
  45     m_dialogStyle = style;
  46     m_parent = parent;
  47     m_path = defaultPath;
  48 }
  49
  50 int wxDirDialog::ShowModal()
  51 {
  52     NavDialogOptions        mNavOptions;
  53     NavObjectFilterUPP        mNavFilterUPP = NULL;
  54     NavPreviewUPP            mNavPreviewUPP = NULL ;
  55     NavReplyRecord            mNavReply;
  56     AEDesc*                    mDefaultLocation = NULL ;
  57     bool                    mSelectDefault = false ;
  58
  59     ::NavGetDefaultDialogOptions(&mNavOptions);
  60
  61     mNavFilterUPP    = nil;
  62     mNavPreviewUPP    = nil;
  63     mSelectDefault    = false;
  64     mNavReply.validRecord                = false;
  65     mNavReply.replacing                    = false;
  66     mNavReply.isStationery                = false;
  67     mNavReply.translationNeeded            = false;
  68     mNavReply.selection.descriptorType = typeNull;
  69     mNavReply.selection.dataHandle        = nil;
  70     mNavReply.keyScript                    = smSystemScript;
  71     mNavReply.fileTranslation            = nil;
  72
  73     // Set default location, the location
  74     //   that's displayed when the dialog
  75     //   first appears
  76
  77     if ( mDefaultLocation ) {
  78
  79         if (mSelectDefault) {
  80             mNavOptions.dialogOptionFlags |= kNavSelectDefaultLocation;
  81         } else {
  82             mNavOptions.dialogOptionFlags &= ~kNavSelectDefaultLocation;
  83         }
  84     }
  85
  86     OSErr err = ::NavChooseFolder(
  87                         mDefaultLocation,
  88                         &mNavReply,
  89                         &mNavOptions,
  90                         NULL,
  91                         mNavFilterUPP,
  92                         0L);                            // User Data
  93
  94     if ( (err != noErr) && (err != userCanceledErr) ) {
  95         m_path = wxT("") ;
  96         return wxID_CANCEL ;
  97     }
  98
  99     if (mNavReply.validRecord) {        // User chose a folder
 100
 101         FSRef folderInfo;
 102         AEDesc specDesc ;
 103
 104         OSErr err = ::AECoerceDesc( &mNavReply.selection , typeFSRef, &specDesc);
 105         if ( err != noErr ) {
 106             m_path = wxT("") ;
 107             return wxID_CANCEL ;
 108         }
 109         folderInfo = **(FSRef**) specDesc.dataHandle;
 110         if (specDesc.dataHandle != nil) {
 111             ::AEDisposeDesc(&specDesc);
 112         }
 113
 114         m_path = wxMacFSRefToPath( &folderInfo ) ;
 115         return wxID_OK ;
 116     }
 117     return wxID_CANCEL;
 118 }
 119