include/wx/os2/mimetype.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        wx/mimetype.h
   3 // Purpose:     classes and functions to manage MIME types
   4 // Author:      David Webster
   5 // Modified by:
   6 // Created:     01.21.99
   7 // RCS-ID:      $Id$
   8 // Copyright:   adopted from msw port -- (c) 1998 Vadim Zeitlin <zeitlin@dptmaths.ens-cachan.fr>
   9 // Licence:     wxWindows licence (part of wxExtra library)
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifndef _MIMETYPE_IMPL_H
  13 #define _MIMETYPE_IMPL_H
  14
  15 #include "wx/defs.h"
  16
  17 #include "wx/mimetype.h"
  18
  19
  20 class WXDLLEXPORT wxFileTypeImpl
  21 {
  22 public:
  23     // ctor
  24     wxFileTypeImpl() { m_info = NULL; }
  25
  26     // one of these Init() function must be called (ctor can't take any
  27     // arguments because it's common)
  28
  29         // initialize us with our file type name and extension - in this case
  30         // we will read all other data from the registry
  31     void Init(const wxString& strFileType, const wxString& ext)
  32         { m_strFileType = strFileType; m_ext = ext; }
  33
  34         // initialize us with a wxFileTypeInfo object - it contains all the
  35         // data
  36     void Init(const wxFileTypeInfo& info)
  37         { m_info = &info; }
  38
  39     // implement accessor functions
  40     bool GetExtensions(wxArrayString& extensions);
  41     bool GetMimeType(wxString *mimeType) const;
  42     bool GetMimeTypes(wxArrayString& mimeTypes) const;
  43     bool GetIcon(wxIcon *icon, wxString *sCommand = NULL, int *iIndex = NULL) const;
  44     bool GetDescription(wxString *desc) const;
  45     bool GetOpenCommand(wxString *openCmd,
  46                         const wxFileType::MessageParameters& params) const;
  47     bool GetPrintCommand(wxString *printCmd,
  48                          const wxFileType::MessageParameters& params) const;
  49
  50     size_t GetAllCommands(wxArrayString * verbs, wxArrayString * commands,
  51                           const wxFileType::MessageParameters& params) const;
  52
  53     bool Unassociate();
  54
  55     // set an arbitrary command, ask confirmation if it already exists and
  56     // overwriteprompt is TRUE
  57     bool SetCommand(const wxString& cmd,
  58                     const wxString& verb,
  59                     bool overwriteprompt = TRUE);
  60
  61     bool SetDefaultIcon(const wxString& cmd = wxEmptyString, int index = 0);
  62
  63     // this is called  by Associate
  64     bool SetDescription (const wxString& desc);
  65
  66 private:
  67     // helper function: reads the command corresponding to the specified verb
  68     // from the registry (returns an empty string if not found)
  69     wxString GetCommand(const wxChar *verb) const;
  70
  71     // we use either m_info or read the data from the registry if m_info == NULL
  72     const wxFileTypeInfo *m_info;
  73     wxString m_strFileType,         // may be empty
  74              m_ext;
  75 };
  76
  77
  78
  79 class WXDLLEXPORT wxMimeTypesManagerImpl
  80 {
  81 public:
  82     // nothing to do here, we don't load any data but just go and fetch it from
  83     // the registry when asked for
  84     wxMimeTypesManagerImpl() { }
  85
  86     // implement containing class functions
  87     wxFileType *GetFileTypeFromExtension(const wxString& ext);
  88     wxFileType *GetOrAllocateFileTypeFromExtension(const wxString& ext);
  89     wxFileType *GetFileTypeFromMimeType(const wxString& mimeType);
  90
  91     size_t EnumAllFileTypes(wxArrayString& mimetypes);
  92
  93     // these are NOPs under Windows
  94     bool ReadMailcap(const wxString& filename, bool fallback = TRUE)
  95         { return TRUE; }
  96     bool ReadMimeTypes(const wxString& filename)
  97         { return TRUE; }
  98
  99     void AddFallback(const wxFileTypeInfo& ft) { m_fallbacks.Add(ft); }
 100
 101 private:
 102     wxArrayFileTypeInfo m_fallbacks;
 103 };
 104
 105
 106 #endif
 107   //_MIMETYPE_IMPL_H
 108