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 #endif // WX_PRECOMP
  23
  24 #include "wx/dialog.h"
  25
  26 #include "wx/cmndata.h"
  27
  28 #include "wx/mac/private.h"
  29
  30 #ifdef __DARWIN__
  31   #include <Carbon/Carbon.h>
  32 #else
  33   #include <Navigation.h>
  34 #endif
  35
  36 IMPLEMENT_CLASS(wxDirDialog, wxDialog)
  37
  38 wxDirDialog::wxDirDialog(wxWindow *parent,
  39                          const wxString& message,
  40                          const wxString& defaultPath,
  41                          long style,
  42                          const wxPoint& WXUNUSED(pos),
  43                          const wxSize& WXUNUSED(size),
  44                          const wxString& WXUNUSED(name))
  45 {
  46     wxASSERT_MSG( NavServicesAvailable() , wxT("Navigation Services are not running") ) ;
  47     m_message = message;
  48     m_dialogStyle = style;
  49     m_parent = parent;
  50     m_path = defaultPath;
  51 }
  52
  53 int wxDirDialog::ShowModal()
  54 {
  55     NavDialogOptions        mNavOptions;
  56     NavObjectFilterUPP        mNavFilterUPP = NULL;
  57     NavPreviewUPP            mNavPreviewUPP = NULL ;
  58     NavReplyRecord            mNavReply;
  59     AEDesc*                    mDefaultLocation = NULL ;
  60     bool                    mSelectDefault = false ;
  61
  62     ::NavGetDefaultDialogOptions(&mNavOptions);
  63
  64     mNavFilterUPP    = nil;
  65     mNavPreviewUPP    = nil;
  66     mSelectDefault    = false;
  67     mNavReply.validRecord                = false;
  68     mNavReply.replacing                    = false;
  69     mNavReply.isStationery                = false;
  70     mNavReply.translationNeeded            = false;
  71     mNavReply.selection.descriptorType = typeNull;
  72     mNavReply.selection.dataHandle        = nil;
  73     mNavReply.keyScript                    = smSystemScript;
  74     mNavReply.fileTranslation            = nil;
  75
  76     // Set default location, the location
  77     //   that's displayed when the dialog
  78     //   first appears
  79
  80     if ( mDefaultLocation ) {
  81
  82         if (mSelectDefault) {
  83             mNavOptions.dialogOptionFlags |= kNavSelectDefaultLocation;
  84         } else {
  85             mNavOptions.dialogOptionFlags &= ~kNavSelectDefaultLocation;
  86         }
  87     }
  88
  89     OSErr err = ::NavChooseFolder(
  90                         mDefaultLocation,
  91                         &mNavReply,
  92                         &mNavOptions,
  93                         NULL,
  94                         mNavFilterUPP,
  95                         0L);                            // User Data
  96
  97     if ( (err != noErr) && (err != userCanceledErr) ) {
  98         m_path = wxEmptyString ;
  99         return wxID_CANCEL ;
 100     }
 101
 102     if (mNavReply.validRecord) {        // User chose a folder
 103
 104         FSSpec    folderInfo;
 105         FSSpec  outFileSpec ;
 106         AEDesc specDesc ;
 107
 108         OSErr err = ::AECoerceDesc( &mNavReply.selection , typeFSS, &specDesc);
 109         if ( err != noErr ) {
 110             m_path = wxEmptyString ;
 111             return wxID_CANCEL ;
 112         }
 113         folderInfo = **(FSSpec**) specDesc.dataHandle;
 114         if (specDesc.dataHandle != nil) {
 115             ::AEDisposeDesc(&specDesc);
 116         }
 117
 118 //            mNavReply.GetFileSpec(folderInfo);
 119
 120             // The FSSpec from NavChooseFolder is NOT the file spec
 121             // for the folder. The parID field is actually the DirID
 122             // of the folder itself, not the folder's parent, and
 123             // the name field is empty. We must call PBGetCatInfo
 124             // to get the parent DirID and folder name
 125
 126         Str255        name;
 127         CInfoPBRec    thePB;            // Directory Info Parameter Block
 128         thePB.dirInfo.ioCompletion    = nil;
 129         thePB.dirInfo.ioVRefNum        = folderInfo.vRefNum;    // Volume is right
 130         thePB.dirInfo.ioDrDirID        = folderInfo.parID;        // Folder's DirID
 131         thePB.dirInfo.ioNamePtr        = name;
 132         thePB.dirInfo.ioFDirIndex    = -1;    // Lookup using Volume and DirID
 133
 134         err = ::PBGetCatInfoSync(&thePB);
 135         if ( err != noErr ) {
 136             m_path = wxEmptyString;
 137             return wxID_CANCEL ;
 138         }
 139                                             // Create cannonical FSSpec
 140         ::FSMakeFSSpec(thePB.dirInfo.ioVRefNum, thePB.dirInfo.ioDrParID,
 141                        name, &outFileSpec);
 142
 143         // outFolderDirID = thePB.dirInfo.ioDrDirID;
 144         m_path = wxMacFSSpec2MacFilename( &outFileSpec ) ;
 145         return wxID_OK ;
 146     }
 147     return wxID_CANCEL;
 148 }