include/wx/msw/regconf.h

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // Name:        msw/regconf.h
   3 // Purpose:     Registry based implementation of wxConfigBase
   4 // Author:      Vadim Zeitlin
   5 // Modified by:
   6 // Created:     27.04.98
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) 1998 Vadim Zeitlin <zeitlin@dptmaths.ens-cachan.fr>
   9 // Licence:     wxWindows licence
  10 ///////////////////////////////////////////////////////////////////////////////
  11
  12 #ifndef   _REGCONF_H
  13 #define   _REGCONF_H
  14
  15 #ifdef __GNUG__
  16 #pragma interface "regconf.h"
  17 #endif
  18
  19 #ifndef   _REGISTRY_H
  20   #include <wx/msw/registry.h>
  21 #endif
  22
  23 // ----------------------------------------------------------------------------
  24 // wxRegConfig
  25 // ----------------------------------------------------------------------------
  26
  27 class wxRegConfig : public wxConfigBase
  28 {
  29 public:
  30   // ctor & dtor
  31     // will store data in HKLM\appName and HKCU\appName
  32   wxRegConfig(const wxString& appName = wxEmptyString, const wxString& vendorName = wxEmptyString,
  33     const wxString& localFilename = wxEmptyString, const wxString& globalFilename = wxEmptyString,
  34     long style = 0);
  35
  36     // dtor will save unsaved data
  37   virtual ~wxRegConfig();
  38
  39   // implement inherited pure virtual functions
  40   // ------------------------------------------
  41
  42   // path management
  43   virtual void SetPath(const wxString& strPath);
  44   virtual const wxString& GetPath() const { return m_strPath; }
  45
  46   // entry/subgroup info
  47     // enumerate all of them
  48   virtual bool GetFirstGroup(wxString& str, long& lIndex) const;
  49   virtual bool GetNextGroup (wxString& str, long& lIndex) const;
  50   virtual bool GetFirstEntry(wxString& str, long& lIndex) const;
  51   virtual bool GetNextEntry (wxString& str, long& lIndex) const;
  52
  53     // tests for existence
  54   virtual bool HasGroup(const wxString& strName) const;
  55   virtual bool HasEntry(const wxString& strName) const;
  56
  57     // get number of entries/subgroups in the current group, with or without
  58     // it's subgroups
  59   virtual size_t GetNumberOfEntries(bool bRecursive = FALSE) const;
  60   virtual size_t GetNumberOfGroups(bool bRecursive = FALSE) const;
  61
  62   // read/write
  63   bool Read(const wxString& key, wxString *pStr) const;
  64   bool Read(const wxString& key, wxString *pStr, const wxString& szDefault) const;
  65   bool Read(const wxString& key, long *plResult) const;
  66
  67   // The following are necessary to satisfy the compiler
  68   wxString Read(const wxString& key, const wxString& defVal) const
  69   { return wxConfigBase::Read(key, defVal); }
  70   bool Read(const wxString& key, long *pl, long defVal) const
  71   { return wxConfigBase::Read(key, pl, defVal); }
  72   long Read(const wxString& key, long defVal) const
  73   { return wxConfigBase::Read(key, defVal); }
  74   bool Read(const wxString& key, double* val) const
  75   { return wxConfigBase::Read(key, val); }
  76   bool Read(const wxString& key, double* val, double defVal) const
  77   { return wxConfigBase::Read(key, val, defVal); }
  78
  79   bool Write(const wxString& key, const wxString& szValue);
  80   bool Write(const wxString& key, long lValue);
  81
  82   virtual bool Flush(bool /* bCurrentOnly = FALSE */ ) { return TRUE; }
  83
  84   // delete
  85   virtual bool DeleteEntry(const wxString& key, bool bGroupIfEmptyAlso);
  86   virtual bool DeleteGroup(const wxString& key);
  87   virtual bool DeleteAll();
  88
  89 private:
  90   // these keys are opened during all lifetime of wxRegConfig object
  91   wxRegKey  m_keyLocalRoot,  m_keyLocal,
  92             m_keyGlobalRoot, m_keyGlobal;
  93
  94   // current path (not '/' terminated)
  95   wxString  m_strPath;
  96 };
  97
  98 #endif  //_REGCONF_H