added wxTextEntry::DoGetValue() to allow returning empty string if the control curren...

[wxWidgets.git] / include / wx / msw / regconf.h

diff --git a/include/wx/msw/regconf.h b/include/wx/msw/regconf.h
index 8cad906888c9d3fc52f6056b3fdce791815f4308..b49c3bb6e1fb417663ccd4f51221eafc306682a7 100644 (file)
--- a/include/wx/msw/regconf.h
+++ b/include/wx/msw/regconf.h
@@ -9,34 +9,35 @@
 // Licence:     wxWindows licence
 ///////////////////////////////////////////////////////////////////////////////
 
-#ifndef   _REGCONF_H
-#define   _REGCONF_H
+#ifndef _WX_MSW_REGCONF_H_
+#define _WX_MSW_REGCONF_H_
 
-#ifdef __GNUG__
-#pragma interface "regconf.h"
-#endif
+#include "wx/defs.h"
 
-#ifndef   _REGISTRY_H
-  #include <wx/msw/registry.h>
-#endif
+#if wxUSE_CONFIG && wxUSE_REGKEY
+
+#include "wx/msw/registry.h"
+#include "wx/object.h"
+#include "wx/confbase.h"
+#include "wx/buffer.h"
 
 // ----------------------------------------------------------------------------
 // wxRegConfig
 // ----------------------------------------------------------------------------
 
-class WXDLLEXPORT wxRegConfig : public wxConfigBase
+class WXDLLIMPEXP_BASE wxRegConfig : public wxConfigBase
 {
 public:
   // ctor & dtor
     // will store data in HKLM\appName and HKCU\appName
-  wxRegConfig(const wxString& appName = "",
-              const wxString& vendorName = "",
-              const wxString& localFilename = "",
-              const wxString& globalFilename = "",
-              long style = 0);
+  wxRegConfig(const wxString& appName = wxEmptyString,
+              const wxString& vendorName = wxEmptyString,
+              const wxString& localFilename = wxEmptyString,
+              const wxString& globalFilename = wxEmptyString,
+              long style = wxCONFIG_USE_GLOBAL_FILE);
 
     // dtor will save unsaved data
-  virtual ~wxRegConfig();
+  virtual ~wxRegConfig(){}
 
   // implement inherited pure virtual functions
   // ------------------------------------------
@@ -59,66 +60,56 @@ public:
 
     // get number of entries/subgroups in the current group, with or without
     // it's subgroups
-  virtual size_t GetNumberOfEntries(bool bRecursive = FALSE) const;
-  virtual size_t GetNumberOfGroups(bool bRecursive = FALSE) const;
-
-  // read/write
-  bool Read(const wxString& key, wxString *pStr) const;
-  bool Read(const wxString& key, wxString *pStr, const wxString& szDefault) const;
-       wxString Read(const wxString& key, const wxString& defVal) const
-                       { return wxConfigBase::Read(key, defVal); }
-  
-  bool Read(const wxString& key, long *plResult) const;
-       bool Read(const wxString& key, long *pl, long defVal) const
-                       { return wxConfigBase::Read(key, pl, defVal); }
-  long Read(const wxString& key, long defVal) const
-                       { return wxConfigBase::Read(key, defVal); }
-  
-  // The following are necessary to satisfy the compiler
-  bool Read(const wxString& key, int *pi, int defVal) const
-                       { return wxConfigBase::Read(key, pi, defVal); }
-       bool Read(const wxString& key, int *pi) const
-                       { return wxConfigBase::Read(key, pi); }
-
-       bool Read(const wxString& key, double* val, double defVal) const
-                       { return wxConfigBase::Read(key, val, defVal); }
-       bool Read(const wxString& key, double* val) const
-                       { return wxConfigBase::Read(key, val); }
-  
-       bool Read(const wxString& key, bool *pb, bool defVal) const
-                       { return wxConfigBase::Read(key, pb, defVal); }
-       bool Read(const wxString& key, bool *pb) const
-                       { return wxConfigBase::Read(key, pb); }
-  
-  bool Write(const wxString& key, const wxString& szValue);
-  bool Write(const wxString& key, long lValue);
-       bool Write(const wxString& key, double dValue)
-                       { return wxConfigBase::Write(key, dValue); }
-       bool Write(const wxString& key, bool bValue)
-                       { return wxConfigBase::Write(key, bValue); }
-
-  virtual bool Flush(bool /* bCurrentOnly = FALSE */ ) { return TRUE; }
+  virtual size_t GetNumberOfEntries(bool bRecursive = false) const;
+  virtual size_t GetNumberOfGroups(bool bRecursive = false) const;
+
+  virtual bool Flush(bool WXUNUSED(bCurrentOnly) = false) { return true; }
 
   // rename
   virtual bool RenameEntry(const wxString& oldName, const wxString& newName);
   virtual bool RenameGroup(const wxString& oldName, const wxString& newName);
 
   // delete
-  virtual bool DeleteEntry(const wxString& key, bool bGroupIfEmptyAlso);
+  virtual bool DeleteEntry(const wxString& key, bool bGroupIfEmptyAlso = true);
   virtual bool DeleteGroup(const wxString& key);
   virtual bool DeleteAll();
 
-private:
-  // no copy ctor/assignment operator
-  wxRegConfig(const wxRegConfig&);
-  wxRegConfig& operator=(const wxRegConfig&);
+protected:
+  // opens the local key creating it if necessary and returns it
+  wxRegKey& LocalKey() const // must be const to be callable from const funcs
+  {
+      wxRegConfig* self = wxConstCast(this, wxRegConfig);
+
+      if ( !m_keyLocal.IsOpened() )
+      {
+          // create on demand
+          self->m_keyLocal.Create();
+      }
+
+      return self->m_keyLocal;
+  }
 
+  // implement read/write methods
+  virtual bool DoReadString(const wxString& key, wxString *pStr) const;
+  virtual bool DoReadLong(const wxString& key, long *plResult) const;
+  virtual bool DoReadBinary(const wxString& key, wxMemoryBuffer* buf) const;
+
+  virtual bool DoWriteString(const wxString& key, const wxString& szValue);
+  virtual bool DoWriteLong(const wxString& key, long lValue);
+  virtual bool DoWriteBinary(const wxString& key, const wxMemoryBuffer& buf);
+
+private:
   // these keys are opened during all lifetime of wxRegConfig object
   wxRegKey  m_keyLocalRoot,  m_keyLocal,
             m_keyGlobalRoot, m_keyGlobal;
 
   // current path (not '/' terminated)
   wxString  m_strPath;
+
+  wxDECLARE_NO_COPY_CLASS(wxRegConfig);
+  DECLARE_ABSTRACT_CLASS(wxRegConfig)
 };
 
-#endif  //_REGCONF_H
+#endif // wxUSE_CONFIG && wxUSE_REGKEY
+
+#endif  // _WX_MSW_REGCONF_H_