office-gobmx/sd/source/ui/framework/module/ReadOnlyModeObserver.hxx
2010-10-28 15:50:10 +01:00

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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#ifndef SD_FRAMEWORK_READ_ONLY_MODE_OBSERVER_HXX
#define SD_FRAMEWORK_READ_ONLY_MODE_OBSERVER_HXX
#include "MutexOwner.hxx"
#include <com/sun/star/beans/XPropertySet.hpp>
#include <com/sun/star/frame/XController.hpp>
#include <com/sun/star/frame/XStatusListener.hpp>
#include <com/sun/star/frame/XDispatch.hpp>
#include <com/sun/star/lang/XEventListener.hpp>
#include <com/sun/star/util/XModifyListener.hpp>
#include <com/sun/star/drawing/framework/XConfigurationController.hpp>
#include <com/sun/star/drawing/framework/XConfigurationChangeListener.hpp>
#include <osl/mutex.hxx>
#include <cppuhelper/compbase2.hxx>
#include <tools/link.hxx>
#include <boost/function.hpp>
#include <boost/scoped_ptr.hpp>
#include <boost/shared_ptr.hpp>
namespace {
typedef ::cppu::WeakComponentImplHelper2 <
::com::sun::star::drawing::framework::XConfigurationChangeListener,
::com::sun::star::frame::XStatusListener
> ReadOnlyModeObserverInterfaceBase;
} // end of anonymous namespace.
namespace sd { namespace framework {
/** Wait for changes of the read-only mode. On switching between read-only
mode and read-write the registered listeners are called.
This class handles the case that the given controller is not yet
connected to a frame and that the dispatcher is not yet set up. It
waits for this to happen and then registers at the .uno:EditDoc command
and waits for state changes.
*/
class ReadOnlyModeObserver
: private sd::MutexOwner,
public ReadOnlyModeObserverInterfaceBase
{
public:
/** Create a new read-only mode observer for the given controller.
*/
ReadOnlyModeObserver (
const ::com::sun::star::uno::Reference<com::sun::star::frame::XController>& rxController);
virtual ~ReadOnlyModeObserver (void);
virtual void SAL_CALL disposing (void);
/** Add a status listener that is called when the state of the
.uno:EditDoc command changes. Note that the listener has to take
into account both the IsEnabled and the State fields of the
FeatureStateEvent. Only when IsEnabled is true then the State field
is valid.
*/
void AddStatusListener (
const ::com::sun::star::uno::Reference<
com::sun::star::frame::XStatusListener>& rxListener);
// XEventListener
virtual void SAL_CALL disposing (
const com::sun::star::lang::EventObject& rEvent)
throw (com::sun::star::uno::RuntimeException);
// frame::XStatusListener
/** Called by slot state change broadcasters.
@throws DisposedException
*/
virtual void SAL_CALL
statusChanged (
const ::com::sun::star::frame::FeatureStateEvent& rState)
throw (::com::sun::star::uno::RuntimeException);
// XConfigurationChangeListener
virtual void SAL_CALL notifyConfigurationChange (
const ::com::sun::star::drawing::framework::ConfigurationChangeEvent& rEvent)
throw (::com::sun::star::uno::RuntimeException);
private:
::com::sun::star::util::URL maSlotNameURL;
/** The XController is stored to enable repeated calls to
ConnectToDispatch() (get access to the XDispatchProvider.
*/
::com::sun::star::uno::Reference<com::sun::star::frame::XController>
mxController;
::com::sun::star::uno::Reference<com::sun::star::drawing::framework::XConfigurationController>
mxConfigurationController;
::com::sun::star::uno::Reference<com::sun::star::frame::XDispatch>
mxDispatch;
class ModifyBroadcaster;
::boost::scoped_ptr<ModifyBroadcaster> mpBroadcaster;
/** Listen for the .uno:EditMode command. Returns <TRUE/> when the connection
has been established.
*/
bool ConnectToDispatch (void);
};
} } // end of namespace sd::framework
#endif
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