include/wx/osx/carbon/mimetype.h

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