office-gobmx/chart2/source/controller/main/UndoCommandDispatch.cxx
Norbert Thiebaud c94a7511bf merge vosremoval-mutex.diff
In practice the changeset is 'inspired' by vosremoval-mutex.diff
but was essentially redone manually
2010-10-25 17:57:36 -05:00

150 lines
4.8 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_chart2.hxx"
#include "UndoCommandDispatch.hxx"
#include "macros.hxx"
#include <com/sun/star/chart2/XUndoSupplier.hpp>
#include <com/sun/star/util/XModifyBroadcaster.hpp>
#include <osl/mutex.hxx>
#include <vcl/svapp.hxx>
// for ressource strings STR_UNDO and STR_REDO
#include <sfx2/sfx.hrc>
#include "ResId.hxx"
using namespace ::com::sun::star;
using ::com::sun::star::uno::Reference;
using ::com::sun::star::uno::Sequence;
using ::rtl::OUString;
namespace chart
{
UndoCommandDispatch::UndoCommandDispatch(
const Reference< uno::XComponentContext > & xContext,
const Reference< frame::XModel > & xModel ) :
CommandDispatch( xContext ),
m_xModel( xModel )
{
Reference< chart2::XUndoSupplier > xUndoSupplier( xModel, uno::UNO_QUERY );
OSL_ASSERT( xUndoSupplier.is());
if( xUndoSupplier.is())
m_xUndoManager.set( xUndoSupplier->getUndoManager());
}
UndoCommandDispatch::~UndoCommandDispatch()
{}
void UndoCommandDispatch::initialize()
{
Reference< util::XModifyBroadcaster > xBroadcaster( m_xUndoManager, uno::UNO_QUERY );
if( xBroadcaster.is() )
{
xBroadcaster->addModifyListener( this );
}
}
void UndoCommandDispatch::fireStatusEvent(
const OUString & rURL,
const Reference< frame::XStatusListener > & xSingleListener /* = 0 */ )
{
if( m_xUndoManager.is() )
{
bool bFireAll = (rURL.getLength() == 0);
uno::Any aUndoState, aRedoState;
if( m_xUndoManager->undoPossible())
{
// using assignment for broken gcc 3.3
OUString aUndo = OUString( String( SchResId( STR_UNDO )));
aUndoState <<= ( aUndo + m_xUndoManager->getCurrentUndoString());
}
if( m_xUndoManager->redoPossible())
{
// using assignment for broken gcc 3.3
OUString aRedo = OUString( String( SchResId( STR_REDO )));
aRedoState <<= ( aRedo + m_xUndoManager->getCurrentRedoString());
}
if( bFireAll || rURL.equalsAsciiL( RTL_CONSTASCII_STRINGPARAM(".uno:Undo")))
fireStatusEventForURL( C2U(".uno:Undo"), aUndoState, m_xUndoManager->undoPossible(), xSingleListener );
if( bFireAll || rURL.equalsAsciiL( RTL_CONSTASCII_STRINGPARAM(".uno:Redo")))
fireStatusEventForURL( C2U(".uno:Redo"), aRedoState, m_xUndoManager->redoPossible(), xSingleListener );
}
}
// ____ XDispatch ____
void SAL_CALL UndoCommandDispatch::dispatch(
const util::URL& URL,
const Sequence< beans::PropertyValue >& /* Arguments */ )
throw (uno::RuntimeException)
{
if( m_xUndoManager.is() )
{
// why is it necessary to lock the solar mutex here?
// /--
SolarMutexGuard aSolarGuard;
if( URL.Path.equalsAsciiL( RTL_CONSTASCII_STRINGPARAM( "Undo" )))
m_xUndoManager->undo( m_xModel );
else
m_xUndoManager->redo( m_xModel );
// \--
}
}
// ____ WeakComponentImplHelperBase ____
/// is called when this is disposed
void SAL_CALL UndoCommandDispatch::disposing()
{
Reference< util::XModifyBroadcaster > xBroadcaster( m_xUndoManager, uno::UNO_QUERY );
if( xBroadcaster.is() )
{
xBroadcaster->removeModifyListener( this );
}
m_xUndoManager.clear();
m_xModel.clear();
}
// ____ XEventListener (base of XModifyListener) ____
void SAL_CALL UndoCommandDispatch::disposing( const lang::EventObject& /* Source */ )
throw (uno::RuntimeException)
{
m_xUndoManager.clear();
m_xModel.clear();
}
} // namespace chart
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