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#pragma once

#include <cppuhelper/compbase8.hxx>

#include <com/sun/star/lang/XInitialization.hpp>
#include <com/sun/star/lang/XServiceInfo.hpp>
#include <com/sun/star/ui/dialogs/XFilePickerNotifier.hpp>
#include <com/sun/star/ui/dialogs/XFilterManager.hpp>
#include <com/sun/star/ui/dialogs/XFilterGroupManager.hpp>
#include <com/sun/star/ui/dialogs/XFilePickerControlAccess.hpp>
#include <com/sun/star/util/XCancellable.hpp>

#include <osl/conditn.hxx>
#include <osl/mutex.hxx>

#include <rtl/ustrbuf.hxx>

#include <QString>
#include <QHash>

class KFileDialog;
class QWidget;
class QLayout;

class ResMgr;

class KDE4FilePicker :
    public cppu::WeakComponentImplHelper8<
        ::com::sun::star::ui::dialogs::XFilterManager,
        ::com::sun::star::ui::dialogs::XFilterGroupManager,
        ::com::sun::star::ui::dialogs::XFilePickerControlAccess,
        ::com::sun::star::ui::dialogs::XFilePickerNotifier,
// TODO ::com::sun::star::ui::dialogs::XFilePreview,
        ::com::sun::star::lang::XInitialization,
        ::com::sun::star::util::XCancellable,
        ::com::sun::star::lang::XEventListener,
        ::com::sun::star::lang::XServiceInfo >
{
protected:
    ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory > m_xServiceMgr;   // to instanciate own services

    ::com::sun::star::uno::Reference< ::com::sun::star::ui::dialogs::XFilePickerListener > m_xListener;

    ResMgr *_resMgr;

    //the dialog to display
    KFileDialog* _dialog;

    osl::Mutex _helperMutex;

    //running filter string to add to dialog
    QString _filter;

    //mapping of SAL control ID's to created custom controls
    QHash<sal_Int16, QWidget*> _customWidgets;

    //widget to contain extra custom controls
    QWidget* _extraControls;

    //layout for extra custom controls
    QLayout* _layout;

public:
    KDE4FilePicker( const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory >& xServiceMgr );
    virtual ~KDE4FilePicker();

    // XFilePickerNotifier

    virtual void SAL_CALL addFilePickerListener( const ::com::sun::star::uno::Reference< ::com::sun::star::ui::dialogs::XFilePickerListener >& xListener ) throw( ::com::sun::star::uno::RuntimeException );
    virtual void SAL_CALL removeFilePickerListener( const ::com::sun::star::uno::Reference< ::com::sun::star::ui::dialogs::XFilePickerListener >& xListener ) throw( ::com::sun::star::uno::RuntimeException );

    // XExecutableDialog functions

    virtual void SAL_CALL setTitle( const ::rtl::OUString &rTitle ) throw( ::com::sun::star::uno::RuntimeException );
    virtual sal_Int16 SAL_CALL execute() throw( ::com::sun::star::uno::RuntimeException );

    // XFilePicker functions

    virtual void SAL_CALL setMultiSelectionMode( sal_Bool bMode ) throw( ::com::sun::star::uno::RuntimeException );
    virtual void SAL_CALL setDefaultName( const ::rtl::OUString &rName ) throw( ::com::sun::star::uno::RuntimeException );
    virtual void SAL_CALL setDisplayDirectory( const ::rtl::OUString &rDirectory ) throw( ::com::sun::star::uno::RuntimeException );
    virtual ::rtl::OUString SAL_CALL getDisplayDirectory() throw( ::com::sun::star::uno::RuntimeException );
    virtual ::com::sun::star::uno::Sequence< ::rtl::OUString > SAL_CALL getFiles() throw( ::com::sun::star::uno::RuntimeException );

    // XFilterManager functions

    virtual void SAL_CALL appendFilter( const ::rtl::OUString &rTitle, const ::rtl::OUString &rFilter ) throw( ::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::uno::RuntimeException );
    virtual void SAL_CALL setCurrentFilter( const ::rtl::OUString &rTitle ) throw( ::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::uno::RuntimeException );
    virtual ::rtl::OUString SAL_CALL getCurrentFilter() throw( ::com::sun::star::uno::RuntimeException );

    // XFilterGroupManager functions

    virtual void SAL_CALL appendFilterGroup( const ::rtl::OUString &rGroupTitle, const ::com::sun::star::uno::Sequence< ::com::sun::star::beans::StringPair > &rFilters ) throw (::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::uno::RuntimeException);

    // XFilePickerControlAccess functions

    virtual void SAL_CALL setValue( sal_Int16 nControlId, sal_Int16 nControlAction, const ::com::sun::star::uno::Any &rValue ) throw (::com::sun::star::uno::RuntimeException);
    virtual ::com::sun::star::uno::Any SAL_CALL getValue( sal_Int16 nControlId, sal_Int16 nControlAction ) throw (::com::sun::star::uno::RuntimeException);
    virtual void SAL_CALL enableControl( sal_Int16 nControlId, sal_Bool bEnable ) throw( ::com::sun::star::uno::RuntimeException );
    virtual void SAL_CALL setLabel( sal_Int16 nControlId, const ::rtl::OUString &rLabel ) throw (::com::sun::star::uno::RuntimeException);
    virtual ::rtl::OUString SAL_CALL getLabel( sal_Int16 nControlId ) throw (::com::sun::star::uno::RuntimeException);

    /* TODO XFilePreview

    virtual ::com::sun::star::uno::Sequence< sal_Int16 > SAL_CALL getSupportedImageFormats(  ) throw (::com::sun::star::uno::RuntimeException);
    virtual sal_Int32 SAL_CALL  getTargetColorDepth(  ) throw (::com::sun::star::uno::RuntimeException);
    virtual sal_Int32 SAL_CALL  getAvailableWidth(  ) throw (::com::sun::star::uno::RuntimeException);
    virtual sal_Int32 SAL_CALL  getAvailableHeight(  ) throw (::com::sun::star::uno::RuntimeException);
    virtual void SAL_CALL       setImage( sal_Int16 aImageFormat, const ::com::sun::star::uno::Any &rImage ) throw (::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::uno::RuntimeException);
    virtual sal_Bool SAL_CALL   setShowState( sal_Bool bShowState ) throw (::com::sun::star::uno::RuntimeException);
    virtual sal_Bool SAL_CALL   getShowState(  ) throw (::com::sun::star::uno::RuntimeException);
    */

    // XInitialization

    virtual void SAL_CALL initialize( const ::com::sun::star::uno::Sequence< ::com::sun::star::uno::Any > &rArguments ) throw( ::com::sun::star::uno::Exception, ::com::sun::star::uno::RuntimeException );

    // XCancellable

    virtual void SAL_CALL cancel( ) throw( ::com::sun::star::uno::RuntimeException );

    // XEventListener

    virtual void SAL_CALL disposing( const ::com::sun::star::lang::EventObject &rEvent ) throw( ::com::sun::star::uno::RuntimeException );

    // XServiceInfo

    virtual ::rtl::OUString SAL_CALL getImplementationName() throw( ::com::sun::star::uno::RuntimeException );
    virtual sal_Bool SAL_CALL supportsService( const ::rtl::OUString &rServiceName ) throw( ::com::sun::star::uno::RuntimeException );
    virtual ::com::sun::star::uno::Sequence< ::rtl::OUString > SAL_CALL getSupportedServiceNames() throw( ::com::sun::star::uno::RuntimeException );

private:
    // prevent copy and assignment
    KDE4FilePicker( const KDE4FilePicker& );
    KDE4FilePicker& operator=( const KDE4FilePicker& );

    //add a custom control widget to the file dialog
    void addCustomControl(sal_Int16 controlId);

};

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