src/mac/classic/dirdlg.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/mac/classic/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 #include "wx/wxprec.h"
  13
  14 #ifdef __BORLANDC__
  15     #pragma hdrstop
  16 #endif
  17
  18 #include "wx/dirdlg.h"
  19
  20 #ifndef WX_PRECOMP
  21     #include "wx/utils.h"
  22     #include "wx/dialog.h"
  23     #include "wx/cmndata.h"
  24 #endif // WX_PRECOMP
  25
  26 #include "wx/mac/private.h"
  27
  28 #ifdef __DARWIN__
  29   #include <Carbon/Carbon.h>
  30 #else
  31   #include <Navigation.h>
  32 #endif
  33
  34 IMPLEMENT_CLASS(wxDirDialog, wxDialog)
  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 = wxEmptyString ;
  97         return wxID_CANCEL ;
  98     }
  99
 100     if (mNavReply.validRecord) {        // User chose a folder
 101
 102         FSSpec    folderInfo;
 103         FSSpec  outFileSpec ;
 104         AEDesc specDesc ;
 105
 106         OSErr err = ::AECoerceDesc( &mNavReply.selection , typeFSS, &specDesc);
 107         if ( err != noErr ) {
 108             m_path = wxEmptyString ;
 109             return wxID_CANCEL ;
 110         }
 111         folderInfo = **(FSSpec**) specDesc.dataHandle;
 112         if (specDesc.dataHandle != nil) {
 113             ::AEDisposeDesc(&specDesc);
 114         }
 115
 116 //            mNavReply.GetFileSpec(folderInfo);
 117
 118             // The FSSpec from NavChooseFolder is NOT the file spec
 119             // for the folder. The parID field is actually the DirID
 120             // of the folder itself, not the folder's parent, and
 121             // the name field is empty. We must call PBGetCatInfo
 122             // to get the parent DirID and folder name
 123
 124         Str255        name;
 125         CInfoPBRec    thePB;            // Directory Info Parameter Block
 126         thePB.dirInfo.ioCompletion    = nil;
 127         thePB.dirInfo.ioVRefNum        = folderInfo.vRefNum;    // Volume is right
 128         thePB.dirInfo.ioDrDirID        = folderInfo.parID;        // Folder's DirID
 129         thePB.dirInfo.ioNamePtr        = name;
 130         thePB.dirInfo.ioFDirIndex    = -1;    // Lookup using Volume and DirID
 131
 132         err = ::PBGetCatInfoSync(&thePB);
 133         if ( err != noErr ) {
 134             m_path = wxEmptyString;
 135             return wxID_CANCEL ;
 136         }
 137                                             // Create cannonical FSSpec
 138         ::FSMakeFSSpec(thePB.dirInfo.ioVRefNum, thePB.dirInfo.ioDrParID,
 139                        name, &outFileSpec);
 140
 141         // outFolderDirID = thePB.dirInfo.ioDrDirID;
 142         m_path = wxMacFSSpec2MacFilename( &outFileSpec ) ;
 143         return wxID_OK ;
 144     }
 145     return wxID_CANCEL;
 146 }