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/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2000, 2010 Oracle and/or its affiliates.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 License.
*
************************************************************************/
#ifndef CONFIGMGR_BOOTSTRAPCONTEXT_HXX_
#define CONFIGMGR_BOOTSTRAPCONTEXT_HXX_
#include <cppuhelper/compbase3.hxx>
#include <cppuhelper/implbase1.hxx>
#include <rtl/bootstrap.h>
#include <com/sun/star/uno/XComponentContext.hpp>
#include <com/sun/star/uno/XCurrentContext.hpp>
#include <com/sun/star/lang/XEventListener.hpp>
#include <com/sun/star/lang/XUnoTunnel.hpp>
#include <com/sun/star/beans/NamedValue.hpp>
#include <com/sun/star/uno/Sequence.hxx>
#include <com/sun/star/lang/XServiceInfo.hpp>
namespace com { namespace sun { namespace star { namespace uno {
class XComponentContext;
} } } }
// -----------------------------------------------------------------------------
#define SINGLETON_ "/singletons/"
#define SINGLETON( NAME ) rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( SINGLETON_ NAME ) )
// -----------------------------------------------------------------------------
namespace configmgr
{
// -----------------------------------------------------------------------------
namespace uno = ::com::sun::star::uno;
namespace lang = ::com::sun::star::lang;
namespace beans = ::com::sun::star::beans;
// -----------------------------------------------------------------------------
/** Base class for customized ComponentContext using bootstrap data and overrides
*/
class ComponentContext : public cppu::WeakComponentImplHelper3 < uno::XComponentContext, uno::XCurrentContext, lang::XServiceInfo >
{
// creation and destruction
public:
/** Constructs a ComponentContext based on the given overrides and context.
Initially no bootstrap data will be used.
@param _xContext
The base context of this component context.
Values from here take precedence over values from bootstrap data.
@param _aOverrides
The overrides used to create this component context.
These values take precedence over values from the base context or bootstrap data.
*/
explicit
ComponentContext(uno::Reference< uno::XComponentContext > const & _xContext);
/// Destroys this BootstrapContext
~ComponentContext();
// gets the INI in use for getting bootstrap data
rtl::OUString getBootstrapURL() const;
static sal_Bool isPassthrough(uno::Reference< uno::XComponentContext > const & _xContext);
static beans::NamedValue makePassthroughMarker(sal_Bool bPassthrough = true);
// interface implementations
public:
// XComponentContext only
virtual uno::Reference< lang::XMultiComponentFactory > SAL_CALL
getServiceManager( )
throw (uno::RuntimeException);
protected:
// ComponentHelper
virtual void SAL_CALL disposing();
protected:
// two phase construct - also initialized the bootstrap data
void initialize(const rtl::OUString& _aBootstrapURL);
bool lookupInContext ( uno::Any & _rValue, const rtl::OUString& _aName ) const;
bool lookupInBootstrap( uno::Any & _rValue, const rtl::OUString& _aName ) const;
uno::Reference< uno::XComponentContext > const & basecontext() const { return m_xContext; }
private:
/// The context that most requests are delegated to
uno::Reference< uno::XComponentContext > m_xContext;
/// The bootstrap data consulted as fallback
rtlBootstrapHandle m_hBootstrapData;
/// The service manager associated with this context
uno::Reference< lang::XMultiComponentFactory > m_xServiceManager;
};
// -----------------------------------------------------------------------------
class UnoContextTunnel
{
public:
UnoContextTunnel();
~UnoContextTunnel();
void tunnel(uno::Reference< uno::XComponentContext > const & xContext);
void passthru(uno::Reference< uno::XComponentContext > const & xContext);
uno::Any recoverFailure(bool bRaise); // true, if there is a failure
static uno::Reference< uno::XComponentContext > recoverContext(uno::Reference< uno::XComponentContext > const & xFallback = uno::Reference< uno::XComponentContext >());
static bool tunnelFailure(uno::Any const & aException, bool bRaise = false);
private:
uno::Reference< uno::XCurrentContext > m_xOldContext;
uno::Reference< lang::XUnoTunnel > m_xActiveTunnel;
class Tunnel;
};
// -----------------------------------------------------------------------------
class DisposingForwarder : public cppu::WeakImplHelper1< lang::XEventListener >
{
uno::Reference< lang::XComponent > m_xTarget;
DisposingForwarder( uno::Reference< lang::XComponent > const & xTarget ) SAL_THROW( () )
: m_xTarget( xTarget )
{ OSL_ASSERT( m_xTarget.is() ); }
virtual void SAL_CALL disposing( lang::EventObject const & rSource )
throw (uno::RuntimeException);
public:
// listens at source for disposing, then disposes target
static inline void forward(
uno::Reference< lang::XComponent > const & xSource,
uno::Reference< lang::XComponent > const & xTarget )
SAL_THROW( (uno::RuntimeException) );
};
//__________________________________________________________________________________________________
inline void DisposingForwarder::forward(
uno::Reference< lang::XComponent > const & xSource,
uno::Reference< lang::XComponent > const & xTarget )
SAL_THROW( (uno::RuntimeException) )
{
if (xSource.is())
{
xSource->addEventListener( new DisposingForwarder( xTarget ) );
}
}
// -----------------------------------------------------------------------------
} // namespace configmgr
#endif
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