/* -*- 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 .
 */

#ifndef CHART_DATA_BROWSER_HXX
#define CHART_DATA_BROWSER_HXX

#include <svtools/editbrowsebox.hxx>
#include <vcl/outdev.hxx>
#include <svtools/fmtfield.hxx>
#include <com/sun/star/uno/XComponentContext.hpp>

#include <vector>
#include <memory>
#include <boost/shared_ptr.hpp>

namespace com { namespace sun { namespace star {
    namespace chart2 {
        class XChartDocument;
    }
}}}

namespace chart
{

class DataBrowserModel;
class NumberFormatterWrapper;

namespace impl
{
class SeriesHeader;
class SeriesHeaderEdit;
}

class DataBrowser : public ::svt::EditBrowseBox
{
protected:
    // EditBrowseBox overridables
    virtual void PaintCell( OutputDevice& rDev, const Rectangle& rRect, sal_uInt16 nColumnId ) const;
    virtual sal_Bool SeekRow( long nRow );
    virtual sal_Bool IsTabAllowed( sal_Bool bForward ) const;
    virtual ::svt::CellController* GetController( long nRow, sal_uInt16 nCol );
    virtual void InitController( ::svt::CellControllerRef& rController, long nRow, sal_uInt16 nCol );
    virtual sal_Bool SaveModified();
    virtual void CursorMoved();
    // called whenever the control of the current cell has been modified
    virtual void CellModified();
    virtual void ColumnResized( sal_uInt16 nColId );
    virtual void EndScroll();
    virtual void MouseButtonDown( const BrowserMouseEvent& rEvt );

    void SetDirty();

public:
    DataBrowser( Window* pParent, const ResId & rId, bool bLiveUpdate );
    virtual ~DataBrowser();

    /** GetCellText returns the text at the given position
        @param  nRow
            the number of the row
        @param  nColId
            the ID of the column
        @return
            the text out of the cell
    */
    virtual String  GetCellText(long nRow, sal_uInt16 nColId) const;

    /** returns the number in the given cell. If a cell is empty or contains a
        string, the result will be Nan
    */
    double GetCellNumber( long nRow, sal_uInt16 nColumnId ) const;

    bool isDateString( rtl::OUString aInputString, double& fOutDateValue );

    // Window
    virtual void Resize();

    /// @return old state
    bool SetReadOnly( bool bNewState );
    bool IsReadOnly() const;

    /// reset the dirty status, if changes have been saved
    void SetClean();

    void SetDataFromModel( const ::com::sun::star::uno::Reference<
                               ::com::sun::star::chart2::XChartDocument > & xChartDoc,
                           const ::com::sun::star::uno::Reference<
                               ::com::sun::star::uno::XComponentContext > & xContext );

    // predicates to determine what actions are possible at the current cursor
    // position.  This depends on the implementation of the according mutators
    // below.  (They are used for enabling toolbar icons)
    bool MayInsertRow() const;
    bool MayInsertColumn() const;
    bool MayDeleteRow() const;
    bool MayDeleteColumn() const;

    bool MaySwapRows() const;
    bool MaySwapColumns() const;

    // mutators mutating data
    void InsertRow();
    void InsertColumn();
    void InsertTextColumn();
    void RemoveRow();
    void RemoveColumn();

    using BrowseBox::RemoveColumn;
    using BrowseBox::MouseButtonDown;

    void SwapRow();
    void SwapColumn();

    void SetCursorMovedHdl( const Link& rLink );

    void SetCellModifiedHdl( const Link& rLink );

    /// confirms all pending changes to be ready to be closed
    bool EndEditing();

    // calls the protected inline-function BrowseBox::GetFirstVisibleColNumber()
    sal_Int16 GetFirstVisibleColumNumber() const;

    sal_Int32 GetTotalWidth() const;

    bool CellContainsNumbers( sal_Int32 nRow, sal_uInt16 nCol ) const;

    sal_uInt32 GetNumberFormatKey( sal_Int32 nRow, sal_uInt16 nCol ) const;

    bool IsEnableItem();
    bool IsDataValid();
    void ShowWarningBox();
    bool ShowQueryBox();

    void RenewSeriesHeaders();

private:
    ::com::sun::star::uno::Reference<
            ::com::sun::star::chart2::XChartDocument > m_xChartDoc;
    ::std::auto_ptr< DataBrowserModel > m_apDataBrowserModel;

    typedef ::std::vector< ::boost::shared_ptr< impl::SeriesHeader > > tSeriesHeaderContainer;
    tSeriesHeaderContainer m_aSeriesHeaders;

    ::boost::shared_ptr< NumberFormatterWrapper >  m_spNumberFormatterWrapper;

    /// the row that is currently painted
    long                m_nSeekRow;
    bool                m_bIsReadOnly;
    bool                m_bIsDirty;
    bool                m_bLiveUpdate;
    bool                m_bDataValid;

    FormattedField      m_aNumberEditField;
    Edit                m_aTextEditField;

    /// note: m_aNumberEditField must precede this member!
    ::svt::CellControllerRef m_rNumberEditController;
    /// note: m_aTextEditField must precede this member!
    ::svt::CellControllerRef m_rTextEditController;

    Link                m_aCursorMovedHdlLink;
    Link                m_aCellModifiedLink;

    void clearHeaders();
    void RenewTable();
    void ImplAdjustHeaderControls();

    String GetColString( sal_Int32 nColumnId ) const;
    String GetRowString( sal_Int32 nRow ) const;

    DECL_LINK( SeriesHeaderGotFocus, impl::SeriesHeaderEdit* );
    DECL_LINK( SeriesHeaderChanged,  impl::SeriesHeaderEdit* );

    /// not implemented: inhibit copy construction
    DataBrowser( const DataBrowser & );
};

} // namespace chart

#endif  // CHART_DATA_BROWSER_HXX

/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
