/**************************************************************
 * 
 * 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
 * 
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 * 
 *************************************************************/


// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_svtools.hxx"

#include <toolkit/helper/vclunohelper.hxx>

#include <vcl/toolbox.hxx>
#include <vcl/svapp.hxx>

#include "svtools/popupwindowcontroller.hxx"
#include "svtools/toolbarmenu.hxx"

using rtl::OUString;
using namespace ::com::sun::star;
using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::lang;


namespace svt
{

class PopupWindowControllerImpl
{
public:
	PopupWindowControllerImpl();
	~PopupWindowControllerImpl();

	void SetPopupWindow( ::Window* pPopupWindow, ToolBox* pToolBox );

    DECL_LINK( WindowEventListener, VclSimpleEvent* );
	DECL_STATIC_LINK( PopupWindowControllerImpl, AsyncDeleteWindowHdl, Window* );

private:
	::Window* mpPopupWindow;
	ToolBox* mpToolBox;
};

PopupWindowControllerImpl::PopupWindowControllerImpl()
: mpPopupWindow( 0 )
, mpToolBox( 0 )
{
}

PopupWindowControllerImpl::~PopupWindowControllerImpl()
{
	if( mpPopupWindow )
		SetPopupWindow(0,0);
}

void PopupWindowControllerImpl::SetPopupWindow( ::Window* pPopupWindow, ToolBox* pToolBox )
{
	if( mpPopupWindow )
	{
		mpPopupWindow->RemoveEventListener( LINK( this, PopupWindowControllerImpl, WindowEventListener ) );
		Application::PostUserEvent( STATIC_LINK( this, PopupWindowControllerImpl, AsyncDeleteWindowHdl ), mpPopupWindow );
	}
	mpPopupWindow = pPopupWindow;
	mpToolBox = pToolBox;

	if( mpPopupWindow )
	{
		mpPopupWindow->AddEventListener( LINK( this, PopupWindowControllerImpl, WindowEventListener ));
	}
}

IMPL_LINK( PopupWindowControllerImpl, WindowEventListener, VclSimpleEvent*, pEvent )
{
	VclWindowEvent* pWindowEvent = dynamic_cast< VclWindowEvent* >( pEvent );
    if( pWindowEvent )
	{
		switch( pWindowEvent->GetId() )
		{
		case VCLEVENT_WINDOW_CLOSE:
		case VCLEVENT_WINDOW_ENDPOPUPMODE:
			SetPopupWindow(0,0);
			break;

		case VCLEVENT_WINDOW_SHOW:
		{
			if( mpPopupWindow )
			{
				if( mpToolBox )
					mpToolBox->CallEventListeners( VCLEVENT_DROPDOWN_OPEN, (void*)mpPopupWindow );
				mpPopupWindow->CallEventListeners( VCLEVENT_WINDOW_GETFOCUS, 0 );

				svtools::ToolbarMenu* pToolbarMenu = dynamic_cast< svtools::ToolbarMenu* >( mpPopupWindow );
				if( pToolbarMenu )
					pToolbarMenu->highlightFirstEntry();
				break;
			}
			break;
		}
		case VCLEVENT_WINDOW_HIDE:
		{
			if( mpPopupWindow )
			{
				mpPopupWindow->CallEventListeners( VCLEVENT_WINDOW_LOSEFOCUS, 0 );
				if( mpToolBox )
					mpToolBox->CallEventListeners( VCLEVENT_DROPDOWN_CLOSE, (void*)mpPopupWindow );
			}
			break;
		}
		}
	}
    return 1;
}

//--------------------------------------------------------------------

IMPL_STATIC_LINK( PopupWindowControllerImpl, AsyncDeleteWindowHdl, Window*, pWindow )
{
	(void)*pThis;
	delete pWindow;
	return 0;
}

//========================================================================
// class PopupWindowController
//========================================================================

PopupWindowController::PopupWindowController( const Reference< lang::XMultiServiceFactory >& rServiceManager,
											  const Reference< frame::XFrame >& xFrame,
											  const OUString& aCommandURL )
: svt::ToolboxController( rServiceManager, xFrame, aCommandURL )
, mpImpl( new PopupWindowControllerImpl() )
{
}

PopupWindowController::~PopupWindowController()
{
}

// XInterface
Any SAL_CALL PopupWindowController::queryInterface( const Type& aType ) 
throw (RuntimeException)
{
    Any a( ToolboxController::queryInterface( aType ) );
    if ( a.hasValue() )
        return a;
	
    return ::cppu::queryInterface( aType, static_cast< lang::XServiceInfo* >( this ));
}

void SAL_CALL PopupWindowController::acquire() throw ()
{
    ToolboxController::acquire();
}

void SAL_CALL PopupWindowController::release() throw ()
{
    ToolboxController::release();
}

// XServiceInfo
sal_Bool SAL_CALL PopupWindowController::supportsService( const OUString& ServiceName ) throw(RuntimeException)
{
    const Sequence< OUString > aSNL( getSupportedServiceNames() );
    const OUString * pArray = aSNL.getConstArray();

    for( sal_Int32 i = 0; i < aSNL.getLength(); i++ )
        if( pArray[i] == ServiceName )
            return true;

    return false;
}

// XInitialization
void SAL_CALL PopupWindowController::initialize( const ::com::sun::star::uno::Sequence< ::com::sun::star::uno::Any >& aArguments ) throw (::com::sun::star::uno::Exception, ::com::sun::star::uno::RuntimeException)
{
	svt::ToolboxController::initialize( aArguments );
	if( m_aCommandURL.getLength() )
		addStatusListener( m_aCommandURL );
}

// XComponent
void SAL_CALL PopupWindowController::dispose() throw (RuntimeException)
{
	if( m_aCommandURL.getLength() )
		removeStatusListener( m_aCommandURL );

    svt::ToolboxController::dispose();
}


// XStatusListener
void SAL_CALL PopupWindowController::statusChanged( const frame::FeatureStateEvent& rEvent ) throw ( RuntimeException )
{
	svt::ToolboxController::statusChanged(rEvent);
	enable( rEvent.IsEnabled );
}

// XToolbarController
void SAL_CALL PopupWindowController::execute( sal_Int16 KeyModifier ) throw (RuntimeException)
{
	svt::ToolboxController::execute( KeyModifier );
}

void SAL_CALL PopupWindowController::click() throw (RuntimeException)
{
	svt::ToolboxController::click();
}

void SAL_CALL PopupWindowController::doubleClick() throw (RuntimeException)
{
	svt::ToolboxController::doubleClick();
}

Reference< awt::XWindow > SAL_CALL PopupWindowController::createPopupWindow() throw (RuntimeException)
{
	ToolBox* pToolBox = dynamic_cast< ToolBox* >( VCLUnoHelper::GetWindow( getParent() ) );
	if( pToolBox )
	{
		::Window* pItemWindow = pToolBox->GetItemWindow( pToolBox->GetDownItemId() );
		::Window* pWin = createPopupWindow( pItemWindow ? pItemWindow : pToolBox );
	    if( pWin )
		{
   			pWin->EnableDocking(true);
			mpImpl->SetPopupWindow(pWin,pToolBox);
            ::Window::GetDockingManager()->StartPopupMode( pToolBox, pWin,
                                                           FLOATWIN_POPUPMODE_GRABFOCUS |
                                                           FLOATWIN_POPUPMODE_NOFOCUSCLOSE |
                                                           FLOATWIN_POPUPMODE_ALLMOUSEBUTTONCLOSE |
                                                           FLOATWIN_POPUPMODE_NOMOUSEUPCLOSE );
		}
	}
    return Reference< awt::XWindow >();
}

Reference< awt::XWindow > SAL_CALL PopupWindowController::createItemWindow( const Reference< awt::XWindow >& /*Parent*/ ) 
    throw (RuntimeException)
{
    return Reference< awt::XWindow >();
}

}