Locate and position the current Audacity source code, and clear a variety of old junk out of the way into junk-branches

src/ShuttlePrefs.cpp

@@ -0,0 +1,138 @@
+/**********************************************************************
+
+  Audacity: A Digital Audio Editor
+
+  ShuttlePrefs.cpp
+
+  Dominic Mazzoni
+  James Crook
+
+  Implements ShuttlePrefs
+
+********************************************************************//*!
+
+\class ShuttlePrefs
+
+\brief
+  A kind of Shuttle to exchange data with preferences e.g. the registry
+
+  This class may be used by ShuttleGui to do the two step exchange,
+
+\verbatim
+     Gui -- Data -- Prefs
+\endverbatim
+  
+*//*******************************************************************/
+
+#include "Audacity.h"
+
+#include <wx/defs.h>
+
+#include "Project.h"
+#include "Shuttle.h"
+#include "ShuttlePrefs.h"
+#include "WrappedType.h"
+#include "Prefs.h"
+
+bool ShuttlePrefs::TransferBool( const wxString & Name, bool & bValue, const bool & bDefault )
+{
+   if( mbStoreInClient )
+   {
+      bValue = bDefault;
+      gPrefs->Read( Name, &bValue );
+   }  
+   else
+   {
+      return gPrefs->Write( Name, bValue );
+   }
+   return true;
+}
+
+bool ShuttlePrefs::TransferDouble( const wxString & Name, double & dValue, const double &dDefault )
+{
+   if( mbStoreInClient )
+   {
+      dValue = dDefault;
+      gPrefs->Read( Name, &dValue );
+   }  
+   else
+   {
+      return gPrefs->Write( Name, dValue );
+   }
+   return true;
+}
+
+bool ShuttlePrefs::TransferInt( const wxString & Name, int & iValue, const int &iDefault )
+{
+   if( mbStoreInClient )
+   {
+      iValue = iDefault;
+      gPrefs->Read( Name, &iValue );
+   }  
+   else
+   {
+      return gPrefs->Write( Name, iValue );
+   }
+   return true;
+}
+
+bool ShuttlePrefs::TransferString( const wxString & Name, wxString & strValue, const wxString &strDefault )
+{
+   if( mbStoreInClient )
+   {
+      strValue = strDefault;
+      gPrefs->Read( Name, &strValue );
+   }  
+   else
+   {
+      return gPrefs->Write( Name, strValue );
+   }
+   return true;
+}
+
+bool ShuttlePrefs::TransferWrappedType( const wxString & Name, WrappedType & W )
+{
+   switch( W.eWrappedType )
+   {
+   case eWrappedString:
+      return TransferString( Name, *W.mpStr, *W.mpStr );
+      break;
+   case eWrappedInt:
+      return TransferInt( Name, *W.mpInt, *W.mpInt );
+      break;
+   case eWrappedDouble:
+      return TransferDouble( Name, *W.mpDouble, *W.mpDouble );
+      break;
+   case eWrappedBool:
+      return TransferBool( Name, *W.mpBool, *W.mpBool );
+      break;
+   case eWrappedEnum:
+      wxASSERT( false );
+      break;
+   default:
+      wxASSERT( false );
+      break;
+   }
+   return false;
+}
+
+bool ShuttlePrefs::ExchangeWithMaster(const wxString & Name)
+{
+   // ShuttlePrefs is unusual in that it overloads ALL the Transfer functions
+   // which it supports.  It doesn't do any string conversion, because wxConv will
+   // do so if it is required.
+   // So, ExchangeWithMaster should never get called...  Hence the ASSERT here.
+   wxASSERT( false );
+   return false;
+}
+
+// Indentation settings for Vim and Emacs and unique identifier for Arch, a
+// version control system. Please do not modify past this point.
+//
+// Local Variables:
+// c-basic-offset: 3
+// indent-tabs-mode: nil
+// End:
+//
+// vim: et sts=3 sw=3
+// arch-tag: TBD