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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
#include <dbaccess/controllerframe.hxx>
#include <dbaccess/IController.hxx>
#include <com/sun/star/sdb/XOfficeDatabaseDocument.hpp>
#include <com/sun/star/awt/XTopWindow.hpp>
#include <com/sun/star/awt/XWindow2.hpp>
#include <com/sun/star/lang/DisposedException.hpp>
#include <com/sun/star/document/XDocumentEventBroadcaster.hpp>
#include <com/sun/star/frame/XController2.hpp>
#include <cppuhelper/implbase1.hxx>
#include <rtl/ref.hxx>
#include <sfx2/objsh.hxx>
#include <tools/diagnose_ex.h>
#include <toolkit/helper/vclunohelper.hxx>
#include <vcl/window.hxx>
namespace dbaui
{
using ::com::sun::star::uno::Reference;
using ::com::sun::star::uno::XInterface;
using ::com::sun::star::uno::UNO_QUERY;
using ::com::sun::star::uno::UNO_QUERY_THROW;
using ::com::sun::star::uno::UNO_SET_THROW;
using ::com::sun::star::uno::Exception;
using ::com::sun::star::uno::RuntimeException;
using ::com::sun::star::uno::Any;
using ::com::sun::star::uno::makeAny;
using ::com::sun::star::frame::XFrame;
using ::com::sun::star::frame::FrameAction;
using ::com::sun::star::frame::FrameAction_FRAME_ACTIVATED;
using ::com::sun::star::frame::FrameAction_FRAME_UI_ACTIVATED;
using ::com::sun::star::frame::FrameAction_FRAME_DEACTIVATING;
using ::com::sun::star::frame::FrameAction_FRAME_UI_DEACTIVATING;
using ::com::sun::star::frame::XModel;
using ::com::sun::star::frame::XController;
using ::com::sun::star::frame::XController2;
using ::com::sun::star::frame::XFramesSupplier;
using ::com::sun::star::sdb::XOfficeDatabaseDocument;
using ::com::sun::star::awt::XTopWindow;
using ::com::sun::star::awt::XTopWindowListener;
using ::com::sun::star::awt::XWindow2;
using ::com::sun::star::lang::DisposedException;
using ::com::sun::star::lang::EventObject;
using ::com::sun::star::document::XDocumentEventBroadcaster;
using ::com::sun::star::awt::XWindow;
// FrameWindowActivationListener
typedef ::cppu::WeakImplHelper1 < XTopWindowListener
> FrameWindowActivationListener_Base;
class FrameWindowActivationListener : public FrameWindowActivationListener_Base
{
public:
FrameWindowActivationListener( ControllerFrame_Data& _rData );
void dispose();
protected:
virtual ~FrameWindowActivationListener();
// XTopWindowListener
virtual void SAL_CALL windowOpened( const ::com::sun::star::lang::EventObject& e ) throw (::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
virtual void SAL_CALL windowClosing( const ::com::sun::star::lang::EventObject& e ) throw (::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
virtual void SAL_CALL windowClosed( const ::com::sun::star::lang::EventObject& e ) throw (::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
virtual void SAL_CALL windowMinimized( const ::com::sun::star::lang::EventObject& e ) throw (::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
virtual void SAL_CALL windowNormalized( const ::com::sun::star::lang::EventObject& e ) throw (::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
virtual void SAL_CALL windowActivated( const ::com::sun::star::lang::EventObject& e ) throw (::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
virtual void SAL_CALL windowDeactivated( const ::com::sun::star::lang::EventObject& e ) throw (::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
// XEventListener
virtual void SAL_CALL disposing( const ::com::sun::star::lang::EventObject& Source ) throw (::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
private:
void impl_checkDisposed_throw() const;
void impl_registerOnFrameContainerWindow_nothrow( bool _bRegister );
private:
ControllerFrame_Data* m_pData;
};
// ControllerFrame_Data
struct ControllerFrame_Data
{
ControllerFrame_Data( IController& _rController )
:m_rController( _rController )
,m_xFrame()
,m_xDocEventBroadcaster()
,m_pListener()
,m_bActive( false )
,m_bIsTopLevelDocumentWindow( false )
{
}
IController& m_rController;
Reference< XFrame > m_xFrame;
Reference< XDocumentEventBroadcaster > m_xDocEventBroadcaster;
::rtl::Reference< FrameWindowActivationListener > m_pListener;
bool m_bActive;
bool m_bIsTopLevelDocumentWindow;
};
// helper
static void lcl_setFrame_nothrow( ControllerFrame_Data& _rData, const Reference< XFrame >& _rxFrame )
{
// release old listener
if ( _rData.m_pListener.get() )
{
_rData.m_pListener->dispose();
_rData.m_pListener = NULL;
}
// remember new frame
_rData.m_xFrame = _rxFrame;
// create new listener
if ( _rData.m_xFrame.is() )
_rData.m_pListener = new FrameWindowActivationListener( _rData );
// at this point in time, we can assume the controller also has a model set, if it supports models
try
{
Reference< XController > xController( _rData.m_rController.getXController(), UNO_SET_THROW );
Reference< XModel > xModel( xController->getModel() );
if ( xModel.is() )
_rData.m_xDocEventBroadcaster.set( xModel, UNO_QUERY );
}
catch( const Exception& )
{
DBG_UNHANDLED_EXCEPTION();
}
}
static bool lcl_isActive_nothrow( const Reference< XFrame >& _rxFrame )
{
bool bIsActive = false;
try
{
if ( _rxFrame.is() )
{
Reference< XWindow2 > xWindow( _rxFrame->getContainerWindow(), UNO_QUERY_THROW );
bIsActive = xWindow->isActive();
}
}
catch( const Exception& )
{
DBG_UNHANDLED_EXCEPTION();
}
return bIsActive;
}
/** updates various global and local states with a new active component
In particular, the following are updated
* the global working document (aka Basic's ThisComponent in the application
Basic), with our controller's model, or the controller itself if there is no such
model.
*/
static void lcl_updateActiveComponents_nothrow( const ControllerFrame_Data& _rData )
{
try
{
Reference< XController > xCompController( _rData.m_rController.getXController() );
OSL_ENSURE( xCompController.is(), "lcl_updateActiveComponents_nothrow: can't do anything without a controller!" );
if ( !xCompController.is() )
return;
if ( _rData.m_bActive && _rData.m_bIsTopLevelDocumentWindow )
{
// set the "current component" at the SfxObjectShell
Reference< XModel > xModel( xCompController->getModel() );
Reference< XInterface > xCurrentComponent;
if ( xModel.is() )
xCurrentComponent = xModel;
else
xCurrentComponent = xCompController;
SfxObjectShell::SetCurrentComponent( xCurrentComponent );
}
}
catch( const Exception& )
{
DBG_UNHANDLED_EXCEPTION();
}
}
/** broadcasts the OnFocus resp. OnUnfocus event
*/
static void lcl_notifyFocusChange_nothrow( ControllerFrame_Data& _rData, bool _bActive )
{
try
{
if ( _rData.m_xDocEventBroadcaster.is() )
{
OUString sEventName = _bActive ? OUString("OnFocus") : OUString("OnUnfocus");
Reference< XController2 > xController( _rData.m_rController.getXController(), UNO_QUERY_THROW );
_rData.m_xDocEventBroadcaster->notifyDocumentEvent( sEventName, xController, Any() );
}
}
catch( const Exception& )
{
DBG_UNHANDLED_EXCEPTION();
}
}
static void lcl_updateActive_nothrow( ControllerFrame_Data& _rData, bool _bActive )
{
if ( _rData.m_bActive == _bActive )
return;
_rData.m_bActive = _bActive;
lcl_updateActiveComponents_nothrow( _rData );
lcl_notifyFocusChange_nothrow( _rData, _bActive );
}
FrameWindowActivationListener::FrameWindowActivationListener( ControllerFrame_Data& _rData )
:m_pData( &_rData )
{
impl_registerOnFrameContainerWindow_nothrow( true );
}
FrameWindowActivationListener::~FrameWindowActivationListener()
{
}
void FrameWindowActivationListener::dispose()
{
impl_registerOnFrameContainerWindow_nothrow( false );
m_pData = NULL;
}
void FrameWindowActivationListener::impl_registerOnFrameContainerWindow_nothrow( bool _bRegister )
{
OSL_ENSURE( m_pData && m_pData->m_xFrame.is(), "FrameWindowActivationListener::impl_registerOnFrameContainerWindow_nothrow: no frame!" );
if ( !m_pData || !m_pData->m_xFrame.is() )
return;
try
{
void ( SAL_CALL XTopWindow::*pListenerAction )( const Reference< XTopWindowListener >& ) =
_bRegister ? &XTopWindow::addTopWindowListener : &XTopWindow::removeTopWindowListener;
const Reference< XWindow > xContainerWindow( m_pData->m_xFrame->getContainerWindow(), UNO_SET_THROW );
if ( _bRegister )
{
const Window* pContainerWindow = VCLUnoHelper::GetWindow( xContainerWindow );
ENSURE_OR_THROW( pContainerWindow, "no Window implementation for the frame's container window!" );
m_pData->m_bIsTopLevelDocumentWindow = ( pContainerWindow->GetExtendedStyle() & WB_EXT_DOCUMENT ) != 0;
}
const Reference< XTopWindow > xFrameContainer( xContainerWindow, UNO_QUERY );
if ( xFrameContainer.is() )
(xFrameContainer.get()->*pListenerAction)( this );
}
catch( const Exception& )
{
DBG_UNHANDLED_EXCEPTION();
}
}
void FrameWindowActivationListener::impl_checkDisposed_throw() const
{
if ( !m_pData )
throw DisposedException( OUString(), *const_cast< FrameWindowActivationListener* >( this ) );
}
void SAL_CALL FrameWindowActivationListener::windowOpened( const EventObject& /*_rEvent*/ ) throw (RuntimeException, std::exception)
{
// not interested in
}
void SAL_CALL FrameWindowActivationListener::windowClosing( const EventObject& /*_rEvent*/ ) throw (RuntimeException, std::exception)
{
// not interested in
}
void SAL_CALL FrameWindowActivationListener::windowClosed( const EventObject& /*_rEvent*/ ) throw (RuntimeException, std::exception)
{
// not interested in
}
void SAL_CALL FrameWindowActivationListener::windowMinimized( const EventObject& /*_rEvent*/ ) throw (RuntimeException, std::exception)
{
// not interested in
}
void SAL_CALL FrameWindowActivationListener::windowNormalized( const EventObject& /*_rEvent*/ ) throw (RuntimeException, std::exception)
{
// not interested in
}
void SAL_CALL FrameWindowActivationListener::windowActivated( const EventObject& /*_rEvent*/ ) throw (RuntimeException, std::exception)
{
impl_checkDisposed_throw();
lcl_updateActive_nothrow( *m_pData, true );
}
void SAL_CALL FrameWindowActivationListener::windowDeactivated( const EventObject& /*_rEvent*/ ) throw (RuntimeException, std::exception)
{
impl_checkDisposed_throw();
lcl_updateActive_nothrow( *m_pData, false );
}
void SAL_CALL FrameWindowActivationListener::disposing( const EventObject& /*_rEvent*/ ) throw (RuntimeException, std::exception)
{
dispose();
}
// ControllerFrame
ControllerFrame::ControllerFrame( IController& _rController )
:m_pData( new ControllerFrame_Data( _rController ) )
{
}
ControllerFrame::~ControllerFrame()
{
}
const Reference< XFrame >& ControllerFrame::attachFrame( const Reference< XFrame >& _rxFrame )
{
// set new frame, including listener handling
lcl_setFrame_nothrow( *m_pData, _rxFrame );
// determine whether we're active
m_pData->m_bActive = lcl_isActive_nothrow( m_pData->m_xFrame );
// update active component
if ( m_pData->m_bActive )
{
lcl_updateActiveComponents_nothrow( *m_pData );
lcl_notifyFocusChange_nothrow( *m_pData, true );
}
return m_pData->m_xFrame;
}
const Reference< XFrame >& ControllerFrame::getFrame() const
{
return m_pData->m_xFrame;
}
bool ControllerFrame::isActive() const
{
return m_pData->m_bActive;
}
void ControllerFrame::frameAction( FrameAction _eAction )
{
bool bActive = m_pData->m_bActive;
switch ( _eAction )
{
case FrameAction_FRAME_ACTIVATED:
case FrameAction_FRAME_UI_ACTIVATED:
bActive = true;
break;
case FrameAction_FRAME_DEACTIVATING:
case FrameAction_FRAME_UI_DEACTIVATING:
bActive = false;
break;
default:
break;
}
lcl_updateActive_nothrow( *m_pData, bActive );
}
} // namespace dbaui
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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