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 #if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
  13 #pragma implementation "dirdlg.h"
  14 #endif
  15
  16 #include "wx/wxprec.h"
  17
  18 #include "wx/utils.h"
  19 #include "wx/dialog.h"
  20 #include "wx/dirdlg.h"
  21
  22 #include "wx/cmndata.h"
  23
  24 #include "wx/mac/private.h"
  25
  26 #ifdef __DARWIN__
  27   #include <Carbon/Carbon.h>
  28 #else
  29   #include <Navigation.h>
  30 #endif
  31
  32 #if !USE_SHARED_LIBRARY
  33 IMPLEMENT_CLASS(wxDirDialog, wxDialog)
  34 #endif
  35
  36 wxDirDialog::wxDirDialog(wxWindow *parent,
  37                          const wxString& message,
  38                          const wxString& defaultPath,
  39                          long style,
  40                          const wxPoint& WXUNUSED(pos),
  41                          const wxSize& WXUNUSED(size),
  42                          const wxString& WXUNUSED(name))
  43 {
  44     wxASSERT_MSG( NavServicesAvailable() , wxT("Navigation Services are not running") ) ;
  45     m_message = message;
  46     m_dialogStyle = style;
  47     m_parent = parent;
  48     m_path = defaultPath;
  49 }
  50
  51 int wxDirDialog::ShowModal()
  52 {
  53     NavDialogOptions        mNavOptions;
  54     NavObjectFilterUPP        mNavFilterUPP = NULL;
  55     NavPreviewUPP            mNavPreviewUPP = NULL ;
  56     NavReplyRecord            mNavReply;
  57     AEDesc*                    mDefaultLocation = NULL ;
  58     bool                    mSelectDefault = false ;
  59
  60     ::NavGetDefaultDialogOptions(&mNavOptions);
  61
  62     mNavFilterUPP    = nil;
  63     mNavPreviewUPP    = nil;
  64     mSelectDefault    = false;
  65     mNavReply.validRecord                = false;
  66     mNavReply.replacing                    = false;
  67     mNavReply.isStationery                = false;
  68     mNavReply.translationNeeded            = false;
  69     mNavReply.selection.descriptorType = typeNull;
  70     mNavReply.selection.dataHandle        = nil;
  71     mNavReply.keyScript                    = smSystemScript;
  72     mNavReply.fileTranslation            = nil;
  73
  74     // Set default location, the location
  75     //   that's displayed when the dialog
  76     //   first appears
  77
  78     if ( mDefaultLocation ) {
  79
  80         if (mSelectDefault) {
  81             mNavOptions.dialogOptionFlags |= kNavSelectDefaultLocation;
  82         } else {
  83             mNavOptions.dialogOptionFlags &= ~kNavSelectDefaultLocation;
  84         }
  85     }
  86
  87     OSErr err = ::NavChooseFolder(
  88                         mDefaultLocation,
  89                         &mNavReply,
  90                         &mNavOptions,
  91                         NULL,
  92                         mNavFilterUPP,
  93                         0L);                            // User Data
  94
  95     if ( (err != noErr) && (err != userCanceledErr) ) {
  96         m_path = wxT("") ;
  97         return wxID_CANCEL ;
  98     }
  99
 100     if (mNavReply.validRecord) {        // User chose a folder
 101
 102         FSRef folderInfo;
 103         AEDesc specDesc ;
 104
 105         OSErr err = ::AECoerceDesc( &mNavReply.selection , typeFSRef, &specDesc);
 106         if ( err != noErr ) {
 107             m_path = wxT("") ;
 108             return wxID_CANCEL ;
 109         }
 110         folderInfo = **(FSRef**) specDesc.dataHandle;
 111         if (specDesc.dataHandle != nil) {
 112             ::AEDisposeDesc(&specDesc);
 113         }
 114
 115         m_path = wxMacFSRefToPath( &folderInfo ) ;
 116         return wxID_OK ;
 117     }
 118     return wxID_CANCEL;
 119 }
 120