include/wx/osx/carbon/mimetype.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        wx/mac/carbon/mimetype.h
   3 // Purpose:     Mac Carbon implementation for wx mime-related classes
   4 // Author:      Ryan Norton
   5 // Modified by:
   6 // Created:     04/16/2005
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) 2005 Ryan Norton (<wxprojects@comcast.net>)
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifndef _MIMETYPE_IMPL_H
  13 #define _MIMETYPE_IMPL_H
  14
  15 #include "wx/defs.h"
  16 #include "wx/mimetype.h"
  17
  18
  19 class wxMimeTypesManagerImpl
  20 {
  21 public :
  22     //kinda kooky but in wxMimeTypesManager::EnsureImpl it doesn't call
  23     //intialize, so we do it ourselves
  24     wxMimeTypesManagerImpl() : m_hIC(NULL) { Initialize(); }
  25     ~wxMimeTypesManagerImpl() { ClearData(); }
  26
  27     // load all data into memory - done when it is needed for the first time
  28     void Initialize(int mailcapStyles = wxMAILCAP_STANDARD,
  29                     const wxString& extraDir = wxEmptyString);
  30
  31     // and delete the data here
  32     void ClearData();
  33
  34     // implement containing class functions
  35     wxFileType *GetFileTypeFromExtension(const wxString& ext);
  36     wxFileType *GetOrAllocateFileTypeFromExtension(const wxString& ext) ;
  37     wxFileType *GetFileTypeFromMimeType(const wxString& mimeType);
  38
  39     size_t EnumAllFileTypes(wxArrayString& mimetypes);
  40
  41     void AddFallback(const wxFileTypeInfo& ft) { m_fallbacks.Add(ft); }
  42
  43     // create a new filetype association
  44     wxFileType *Associate(const wxFileTypeInfo& ftInfo);
  45     // remove association
  46     bool Unassociate(wxFileType *ft);
  47
  48 private:
  49     wxArrayFileTypeInfo m_fallbacks;
  50     void*  m_hIC;
  51     void** m_hDatabase;
  52     long   m_lCount;
  53
  54     void* pReserved1;
  55     void* pReserved2;
  56     void* pReserved3;
  57     void* pReserved4;
  58     void* pReserved5;
  59     void* pReserved6;
  60
  61     friend class wxFileTypeImpl;
  62 };
  63
  64 class wxFileTypeImpl
  65 {
  66 public:
  67     //kind of nutty, but mimecmn.cpp creates one with an empty new
  68     wxFileTypeImpl() : m_manager(NULL) {}
  69     ~wxFileTypeImpl() {} //for those broken compilers
  70
  71     // implement accessor functions
  72     bool GetExtensions(wxArrayString& extensions);
  73     bool GetMimeType(wxString *mimeType) const;
  74     bool GetMimeTypes(wxArrayString& mimeTypes) const;
  75     bool GetIcon(wxIconLocation *iconLoc) const;
  76     bool GetDescription(wxString *desc) const;
  77     bool GetOpenCommand(wxString *openCmd,
  78                         const wxFileType::MessageParameters&) const;
  79     bool GetPrintCommand(wxString *printCmd,
  80                          const wxFileType::MessageParameters&) const;
  81
  82     size_t GetAllCommands(wxArrayString * verbs, wxArrayString * commands,
  83                           const wxFileType::MessageParameters& params) const;
  84
  85     // remove the record for this file type
  86     // probably a mistake to come here, use wxMimeTypesManager.Unassociate (ft) instead
  87     bool Unassociate(wxFileType *ft)
  88     {
  89         return m_manager->Unassociate(ft);
  90     }
  91
  92     // set an arbitrary command, ask confirmation if it already exists and
  93     // overwriteprompt is TRUE
  94     bool SetCommand(const wxString& cmd, const wxString& verb, bool overwriteprompt = TRUE);
  95     bool SetDefaultIcon(const wxString& strIcon = wxEmptyString, int index = 0);
  96
  97  private:
  98     void Init(wxMimeTypesManagerImpl *manager, long lIndex)
  99     { m_manager=(manager); m_lIndex=(lIndex); }
 100
 101     // helper function
 102     wxString GetCommand(const wxString& verb) const;
 103
 104     wxMimeTypesManagerImpl *m_manager;
 105     long                    m_lIndex;
 106
 107     void* pReserved1;
 108     void* pReserved2;
 109     void* pReserved3;
 110     void* pReserved4;
 111     void* pReserved5;
 112     void* pReserved6;
 113
 114     friend class wxMimeTypesManagerImpl;
 115 };
 116
 117 #endif
 118     //_MIMETYPE_H