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