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#include "precompiled_toolkit.hxx"
#include <toolkit/helper/throbberimpl.hxx>

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

//........................................................................
namespace toolkit
//........................................................................
{
    using namespace ::com::sun::star;

    //--------------------------------------------------------------------
    Throbber_Impl::Throbber_Impl( uno::Reference< VCLXWindow > xParent,
                                  sal_Int32 nStepTime,
                                  sal_Bool bRepeat )
    {
        mxParent = xParent;
        mbRepeat = bRepeat;
        mnStepTime = nStepTime;
        maWaitTimer.SetTimeout( mnStepTime );
        maWaitTimer.SetTimeoutHdl( LINK( this, Throbber_Impl, TimeOutHdl ) );
    }

    //--------------------------------------------------------------------
    Throbber_Impl::~Throbber_Impl()
    {
        maWaitTimer.Stop();
        mxParent = NULL;
    }

    //--------------------------------------------------------------------
    void Throbber_Impl::start() throw ( uno::RuntimeException )
    {
        SolarMutexGuard aGuard;

        mnCurStep = 0;
        maWaitTimer.Start();
    }

    //--------------------------------------------------------------------
    void Throbber_Impl::stop() throw ( uno::RuntimeException )
    {
        SolarMutexGuard aGuard;

        maWaitTimer.Stop();
    }

    //--------------------------------------------------------------------
    void Throbber_Impl::setImageList( const uno::Sequence< uno::Reference< graphic::XGraphic > >& rImageList )
        throw ( uno::RuntimeException )
    {
        SolarMutexGuard aGuard;

        maImageList = rImageList;

        mnStepCount = maImageList.getLength();
        FixedImage* pImage = static_cast< FixedImage* >( mxParent->GetWindow() );
        if ( pImage )
        {
            if ( mnStepCount )
                pImage->SetImage( maImageList[ 0 ] );
            else
                pImage->SetImage( Image() );
        }
    }

    //--------------------------------------------------------------------
    void Throbber_Impl::initImage()
        throw ( uno::RuntimeException )
    {
        FixedImage* pImage = static_cast< FixedImage* >( mxParent->GetWindow() );
        if ( pImage && maImageList.getLength() )
            pImage->SetImage( maImageList[ 0 ] );
    }

    // -----------------------------------------------------------------------
    IMPL_LINK( Throbber_Impl, TimeOutHdl, Throbber_Impl*, EMPTYARG )
    {
        SolarMutexGuard aGuard;

        FixedImage* pImage = static_cast< FixedImage* >( mxParent->GetWindow() );

        if ( !pImage || !maImageList.getLength() )
            return 0;

        if ( mnCurStep < mnStepCount - 1 )
            mnCurStep += 1;
        else
            mnCurStep = 0;

        pImage->SetImage( maImageList[ mnCurStep ] );

        return 0;
    }

//........................................................................
} // namespacetoolkit
//........................................................................

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