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