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path: root/fpicker/source/unx/gnome/SalGtkFilePicker.hxx
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/*************************************************************************
 *
 *  OpenOffice.org - a multi-platform office productivity suite
 *
 *  $RCSfile: SalGtkFilePicker.hxx,v $
 *
 *  $Revision: 1.8 $
 *
 *  last change: $Author: hr $ $Date: 2006-06-20 00:13:47 $
 *
 *  The Contents of this file are made available subject to
 *  the terms of GNU Lesser General Public License Version 2.1.
 *
 *
 *    GNU Lesser General Public License Version 2.1
 *    =============================================
 *    Copyright 2005 by Sun Microsystems, Inc.
 *    901 San Antonio Road, Palo Alto, CA 94303, USA
 *
 *    This library is free software; you can redistribute it and/or
 *    modify it under the terms of the GNU Lesser General Public
 *    License version 2.1, as published by the Free Software Foundation.
 *
 *    This library is distributed in the hope that it will be useful,
 *    but WITHOUT ANY WARRANTY; without even the implied warranty of
 *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 *    Lesser General Public License for more details.
 *
 *    You should have received a copy of the GNU Lesser General Public
 *    License along with this library; if not, write to the Free Software
 *    Foundation, Inc., 59 Temple Place, Suite 330, Boston,
 *    MA  02111-1307  USA
 *
 ************************************************************************/

#ifndef _SALGTKFILEPICKER_HXX_
#define _SALGTKFILEPICKER_HXX_

//_______________________________________________________________________________________________________________________
//	includes of other projects
//_______________________________________________________________________________________________________________________

#ifndef _CPPUHELPER_COMPBASE9_HXX_
#include <cppuhelper/compbase9.hxx>
#endif

#ifndef _COM_SUN_STAR_LANG_XINITIALIZATION_HPP_
#include <com/sun/star/lang/XInitialization.hpp>
#endif

#ifndef _COM_SUN_STAR_UI_DIALOGS_XFILEPICKERNOTIFIER_HPP_
#include <com/sun/star/ui/dialogs/XFilePickerNotifier.hpp>
#endif

#ifndef _COM_SUN_STAR_UI_DIALOGS_XFILTERMANAGER_HPP_
#include <com/sun/star/ui/dialogs/XFilterManager.hpp>
#endif

#ifndef _COM_SUN_STAR_UI_DIALOGS_XFILTERGROUPMANAGER_HPP_
#include <com/sun/star/ui/dialogs/XFilterGroupManager.hpp>
#endif

#ifndef _COM_SUN_STAR_UI_DIALOGS_XFILEPICKERCONTROLACCESS_HPP_
#include <com/sun/star/ui/dialogs/XFilePickerControlAccess.hpp>
#endif

#ifndef _COM_SUN_STAR_UI_DIALOGS_XFILEPREVIEW_HPP_
#include <com/sun/star/ui/dialogs/XFilePreview.hpp>
#endif

#ifndef _COM_SUN_STAR_BEANS_STRINGPAIR_HPP_
#include <com/sun/star/beans/StringPair.hpp>
#endif

#ifndef _SALGTKPICKER_HXX_
#include "SalGtkPicker.hxx"
#endif

#include <memory>

#ifndef _RTL_USTRING_H_
#include <rtl/ustring.hxx>
#endif

#include <list>

//----------------------------------------------------------
// Implementation class for the XFilePicker Interface
//----------------------------------------------------------

//----------------------------------------------------------
// forward declarations
//----------------------------------------------------------

using namespace rtl;

struct FilterEntry;
struct ElementEntry_Impl;

typedef ::std::list < FilterEntry >		FilterList;
typedef ::std::list < ElementEntry_Impl >	ElementList;
typedef ::com::sun::star::beans::StringPair	UnoFilterEntry;
typedef ::com::sun::star::uno::Sequence< UnoFilterEntry >	UnoFilterList;	// can be transported more effectively


//----------------------------------------------------------
// class declaration		
//----------------------------------------------------------

class SalGtkFilePicker : 
        public SalGtkPicker,
    public cppu::WeakComponentImplHelper9<         
        ::com::sun::star::ui::dialogs::XFilterManager,
        ::com::sun::star::ui::dialogs::XFilterGroupManager,
        ::com::sun::star::ui::dialogs::XFilePickerControlAccess,
        ::com::sun::star::ui::dialogs::XFilePickerNotifier,
        ::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 >		
{
    public:

        // constructor
        SalGtkFilePicker( const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory >& xServiceMgr );

        //------------------------------------------------------------------------------------
        // 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& aTitle ) 
            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& aName ) 
            throw( ::com::sun::star::uno::RuntimeException );

        virtual void SAL_CALL setDisplayDirectory( const ::rtl::OUString& aDirectory ) 
            throw( com::sun::star::lang::IllegalArgumentException, 
                ::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& aTitle, const ::rtl::OUString& aFilter )
            throw( ::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::uno::RuntimeException );

        virtual void SAL_CALL setCurrentFilter( const ::rtl::OUString& aTitle ) 
            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& sGroupTitle, const ::com::sun::star::uno::Sequence< ::com::sun::star::beans::StringPair >& aFilters ) 
                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& aValue ) 
                throw (::com::sun::star::uno::RuntimeException);

        virtual ::com::sun::star::uno::Any SAL_CALL getValue( sal_Int16 aControlId, sal_Int16 aControlAction ) 
                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& aLabel ) 
            throw (::com::sun::star::uno::RuntimeException);

        virtual ::rtl::OUString SAL_CALL getLabel( sal_Int16 nControlId ) 
            throw (::com::sun::star::uno::RuntimeException);

        //------------------------------------------------
        // 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& aImage ) 
            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 >& aArguments )
            throw(::com::sun::star::uno::Exception, ::com::sun::star::uno::RuntimeException);

        //------------------------------------------------
        // XCancellable
        //------------------------------------------------

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

        //------------------------------------------------
        // XEventListener
        //------------------------------------------------

        using cppu::WeakComponentImplHelperBase::disposing;
        virtual void SAL_CALL disposing( const ::com::sun::star::lang::EventObject& aEvent ) 
            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& ServiceName ) 
            throw(::com::sun::star::uno::RuntimeException);

        virtual ::com::sun::star::uno::Sequence< ::rtl::OUString > SAL_CALL getSupportedServiceNames(  ) 
            throw(::com::sun::star::uno::RuntimeException);

        //------------------------------------------------------------------------------------
        // FilePicker Event functions
        //------------------------------------------------------------------------------------
    
        void SAL_CALL fileSelectionChanged( ::com::sun::star::ui::dialogs::FilePickerEvent aEvent );
        void SAL_CALL directoryChanged( ::com::sun::star::ui::dialogs::FilePickerEvent aEvent );
        rtl::OUString SAL_CALL helpRequested( ::com::sun::star::ui::dialogs::FilePickerEvent aEvent ) const;
        void SAL_CALL controlStateChanged( ::com::sun::star::ui::dialogs::FilePickerEvent aEvent );
        void SAL_CALL dialogSizeChanged( );

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

        sal_Bool FilterNameExists( const ::rtl::OUString& rTitle );
        sal_Bool FilterNameExists( const UnoFilterList& _rGroupedFilters );

        void ensureFilterList( const ::rtl::OUString& _rInitialCurrentFilter );

        // to instanciate own services
        ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory > m_xServiceMgr;

    private:
        ::com::sun::star::uno::Reference< ::com::sun::star::ui::dialogs::XFilePickerListener >
            m_xListener;
        FilterList *m_pFilterList;
        GtkWidget  *m_pVBox;

        GtkWidget  *m_pFilterExpander;
        GtkWidget  *m_pFilterView;
        GtkListStore *m_pFilterStore;

        enum { 
            AUTOEXTENSION,
            PASSWORD,
            FILTEROPTIONS,
            READONLY,
            LINK,
            PREVIEW,
            SELECTION,
            TOGGLE_LAST
              };

        GtkWidget  *m_pToggles[ TOGGLE_LAST ];

        bool mbToggleVisibility[TOGGLE_LAST];
        bool mbToggleChecked[TOGGLE_LAST];

        static const rtl::OString m_ToggleLabels[TOGGLE_LAST];

        enum {
            PLAY,
            BUTTON_LAST };

        GtkWidget  *m_pButtons[ BUTTON_LAST ];

        enum { 
            VERSION,
            TEMPLATE,
            IMAGE_TEMPLATE,
            LIST_LAST
              };

        GtkWidget *m_pHBoxs[ LIST_LAST ];
        GtkWidget *m_pAligns[ LIST_LAST ];
        GtkWidget *m_pLists[ LIST_LAST ];
        GtkWidget *m_pListLabels[ LIST_LAST ];
        bool mbListVisibility[ LIST_LAST ];
        gulong mnHID_FolderChange;
        gulong mnHID_SelectionChange;

        ::rtl::OUString	m_aCurrentFilter;

        bool bVersionWidthUnset;
        sal_Bool mbPreviewState;
        gulong mHID_Preview;
        GtkWidget* m_pPreview;
        sal_Int32 m_PreviewImageWidth;
        sal_Int32 m_PreviewImageHeight;
        
        GtkWidget  *getWidget( sal_Int16 nControlId, GType *pType = NULL);

        void SetCurFilter( const OUString& rFilter );
        void SetFilters();
        void UpdateFilterfromUI();

        void implChangeType( GtkTreeSelection *selection );
        int implAddFilter( const OUString& rFilter, const OUString& rType);
        int implAddFilterGroup( const OUString& rFilter, 
                     const ::com::sun::star::uno::Sequence< ::com::sun::star::beans::StringPair>& _rFilters );
        void updateCurrentFilterFromName(const gchar* filtername);
        void unselect_type();
        void InitialMapping();

        void HandleSetListValue(GtkComboBox *pWidget, sal_Int16 nControlAction, 
            const ::com::sun::star::uno::Any& rValue);
        ::com::sun::star::uno::Any HandleGetListValue(GtkComboBox *pWidget, sal_Int16 nControlAction) const;

        static void expander_changed_cb( GtkExpander *expander, SalGtkFilePicker *pobjFP );
        static void preview_toggled_cb (GtkObject *cb, SalGtkFilePicker *pobjFP);
        static void filter_changed_cb (GtkFileChooser *file_chooser, GParamSpec *pspec, SalGtkFilePicker *pobjFP);
        static void type_changed_cb( GtkTreeSelection *selection, SalGtkFilePicker *pobjFP );
        static void folder_changed_cb (GtkFileChooser *file_chooser, SalGtkFilePicker *pobjFP);
        static void selection_changed_cb (GtkFileChooser *file_chooser, SalGtkFilePicker *pobjFP);
        static void update_preview_cb (GtkFileChooser *file_chooser, SalGtkFilePicker *pobjFP);
        static void dialog_mapped_cb(GtkWidget *widget, SalGtkFilePicker *pobjFP);
    public: 
         virtual ~SalGtkFilePicker();

}; 
/* vi:set tabstop=4 shiftwidth=4 expandtab: */
#endif // _SALGTKFILEPICKER_HXX_