126 lines
2.7 KiB
C++
126 lines
2.7 KiB
C++
/**********************************************************************
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Audacity: A Digital Audio Editor
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ShuttlePrefs.cpp
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Dominic Mazzoni
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James Crook
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Implements ShuttlePrefs
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********************************************************************//*!
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\class ShuttlePrefs
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\brief
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A kind of Shuttle to exchange data with preferences e.g. the registry
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This class may be used by ShuttleGui to do the two step exchange,
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\verbatim
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Gui -- Data -- Prefs
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\endverbatim
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*//*******************************************************************/
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#include "ShuttlePrefs.h"
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#include <wx/defs.h>
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#include "WrappedType.h"
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#include "Prefs.h"
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bool ShuttlePrefs::TransferBool( const wxString & Name, bool & bValue, const bool & bDefault )
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{
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if( mbStoreInClient )
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{
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bValue = bDefault;
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gPrefs->Read( Name, &bValue );
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}
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else
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{
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return gPrefs->Write( Name, bValue );
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}
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return true;
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}
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bool ShuttlePrefs::TransferDouble( const wxString & Name, double & dValue, const double &dDefault )
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{
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if( mbStoreInClient )
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{
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dValue = dDefault;
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gPrefs->Read( Name, &dValue );
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}
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else
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{
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return gPrefs->Write( Name, dValue );
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}
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return true;
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}
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bool ShuttlePrefs::TransferInt( const wxString & Name, int & iValue, const int &iDefault )
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{
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if( mbStoreInClient )
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{
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iValue = iDefault;
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gPrefs->Read( Name, &iValue );
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}
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else
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{
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return gPrefs->Write( Name, iValue );
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}
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return true;
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}
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bool ShuttlePrefs::TransferString( const wxString & Name, wxString & strValue, const wxString &strDefault )
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{
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if( mbStoreInClient )
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{
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strValue = strDefault;
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gPrefs->Read( Name, &strValue );
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}
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else
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{
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return gPrefs->Write( Name, strValue );
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}
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return true;
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}
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bool ShuttlePrefs::TransferWrappedType( const wxString & Name, WrappedType & W )
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{
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switch( W.eWrappedType )
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{
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case eWrappedString:
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return TransferString( Name, *W.mpStr, *W.mpStr );
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break;
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case eWrappedInt:
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return TransferInt( Name, *W.mpInt, *W.mpInt );
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break;
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case eWrappedDouble:
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return TransferDouble( Name, *W.mpDouble, *W.mpDouble );
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break;
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case eWrappedBool:
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return TransferBool( Name, *W.mpBool, *W.mpBool );
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break;
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case eWrappedEnum:
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wxASSERT( false );
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break;
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default:
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wxASSERT( false );
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break;
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}
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return false;
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}
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bool ShuttlePrefs::ExchangeWithMaster(const wxString & WXUNUSED(Name))
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{
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// ShuttlePrefs is unusual in that it overloads ALL the Transfer functions
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// which it supports. It doesn't do any string conversion, because wxConv will
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// do so if it is required.
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// So, ExchangeWithMaster should never get called... Hence the ASSERT here.
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wxASSERT( false );
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return false;
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}
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