xref: /aoo42x/main/sc/source/ui/inc/AccessibleSpreadsheet.hxx (revision 4937ceef)

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 *
 * 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
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#ifndef _SC_ACCESSIBLESPREADSHEET_HXX
#define _SC_ACCESSIBLESPREADSHEET_HXX

#include "AccessibleTableBase.hxx"
#include "viewdata.hxx"

#include <vector>

#include "rangelst.hxx"
#include <map>
class ScMyAddress : public ScAddress
{
public:
	ScMyAddress() : ScAddress() {}
    ScMyAddress(SCCOL nColP, SCROW nRowP, SCTAB nTabP) : ScAddress(nColP, nRowP, nTabP) {}
	ScMyAddress(const ScAddress& rAddress) : ScAddress(rAddress) {}

	sal_Bool operator< ( const ScMyAddress& rAddress ) const
    {
		if( Row() != rAddress.Row() )
			return (Row() < rAddress.Row());
		else
			return (Col() < rAddress.Col());
    }
};

class ScTabViewShell;
class ScAccessibleDocument;
class ScAccessibleCell;

/**	@descr
        This base class provides an implementation of the
        <code>AccessibleTable</code> service.
*/
class ScAccessibleSpreadsheet
	:	public	ScAccessibleTableBase
{
public:
	//=====  internal  ========================================================
	ScAccessibleSpreadsheet(
        ScAccessibleDocument* pAccDoc,
		ScTabViewShell* pViewShell,
		SCTAB	nTab,
		ScSplitPos eSplitPos);
protected:
    ScAccessibleSpreadsheet(
        ScAccessibleSpreadsheet& rParent,
        const ScRange& rRange );

	virtual ~ScAccessibleSpreadsheet();

    void ConstructScAccessibleSpreadsheet(
        ScAccessibleDocument* pAccDoc,
        ScTabViewShell* pViewShell,
        SCTAB nTab,
        ScSplitPos eSplitPos);

    using ScAccessibleTableBase::IsDefunc;

public:
    using ScAccessibleTableBase::addEventListener;
    using ScAccessibleTableBase::disposing;

 	virtual void SAL_CALL disposing();

	void CompleteSelectionChanged(sal_Bool bNewState);

    virtual void LostFocus();

    virtual void GotFocus();

    void BoundingBoxChanged();

    void VisAreaChanged();

	///=====  SfxListener  =====================================================

	virtual void Notify( SfxBroadcaster& rBC, const SfxHint& rHint );

	///=====  XAccessibleTable  ================================================

    /// Returns the row headers as an AccessibleTable.
    virtual ::com::sun::star::uno::Reference< ::com::sun::star::accessibility::XAccessibleTable > SAL_CALL
                getAccessibleRowHeaders(  )
                    throw (::com::sun::star::uno::RuntimeException);

    /// Returns the column headers as an AccessibleTable.
    virtual ::com::sun::star::uno::Reference< ::com::sun::star::accessibility::XAccessibleTable > SAL_CALL
                getAccessibleColumnHeaders(  )
                    throw (::com::sun::star::uno::RuntimeException);

    /// Returns the selected rows in a table.
    virtual ::com::sun::star::uno::Sequence< sal_Int32 > SAL_CALL
    			getSelectedAccessibleRows(  )
    				throw (::com::sun::star::uno::RuntimeException);

    /// Returns the selected columns in a table.
    virtual ::com::sun::star::uno::Sequence< sal_Int32 > SAL_CALL
    			getSelectedAccessibleColumns(  )
    				throw (::com::sun::star::uno::RuntimeException);

    /// Returns a boolean value indicating whether the specified row is selected.
    virtual sal_Bool SAL_CALL
    			isAccessibleRowSelected( sal_Int32 nRow )
    				throw (::com::sun::star::uno::RuntimeException,
				    ::com::sun::star::lang::IndexOutOfBoundsException);

    /// Returns a boolean value indicating whether the specified column is selected.
    virtual sal_Bool SAL_CALL
    			isAccessibleColumnSelected( sal_Int32 nColumn )
    				throw (::com::sun::star::uno::RuntimeException,
				    ::com::sun::star::lang::IndexOutOfBoundsException);

	/// Returns the Accessible at a specified row and column in the table.
    virtual ::com::sun::star::uno::Reference< ::com::sun::star::accessibility::XAccessible > SAL_CALL
    			getAccessibleCellAt( sal_Int32 nRow, sal_Int32 nColumn )
    				throw (::com::sun::star::uno::RuntimeException,
    				        ::com::sun::star::lang::IndexOutOfBoundsException);

    ScAccessibleCell* GetAccessibleCellAt(sal_Int32 nRow, sal_Int32 nColumn);

	/// Returns a boolean value indicating whether the accessible at a specified row and column is selected.
    virtual sal_Bool SAL_CALL
    			isAccessibleSelected( sal_Int32 nRow, sal_Int32 nColumn )
    				throw (::com::sun::star::uno::RuntimeException,
				    ::com::sun::star::lang::IndexOutOfBoundsException);

	///=====  XAccessibleComponent  ============================================

    virtual ::com::sun::star::uno::Reference< ::com::sun::star::accessibility::XAccessible >
		SAL_CALL getAccessibleAtPoint(
		const ::com::sun::star::awt::Point& rPoint )
		throw (::com::sun::star::uno::RuntimeException);

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

    virtual sal_Int32 SAL_CALL getForeground(  )
        throw (::com::sun::star::uno::RuntimeException);

    virtual sal_Int32 SAL_CALL getBackground(  )
        throw (::com::sun::star::uno::RuntimeException);

    ///=====  XAccessibleContext  ==============================================

	///	Return NULL to indicate that an empty relation set.
	virtual ::com::sun::star::uno::Reference<
            ::com::sun::star::accessibility::XAccessibleRelationSet> SAL_CALL
    	getAccessibleRelationSet(void)
        throw (::com::sun::star::uno::RuntimeException);

    ///	Return the set of current states.
	virtual ::com::sun::star::uno::Reference<
            ::com::sun::star::accessibility::XAccessibleStateSet> SAL_CALL
    	getAccessibleStateSet(void)
        throw (::com::sun::star::uno::RuntimeException);

	///=====  XAccessibleSelection  ===========================================

    virtual void SAL_CALL
		selectAccessibleChild( sal_Int32 nChildIndex )
		throw (::com::sun::star::lang::IndexOutOfBoundsException,
		::com::sun::star::uno::RuntimeException);

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

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

    virtual sal_Int32 SAL_CALL
		getSelectedAccessibleChildCount(  )
		throw (::com::sun::star::uno::RuntimeException);

    virtual ::com::sun::star::uno::Reference<
		::com::sun::star::accessibility::XAccessible > SAL_CALL
		getSelectedAccessibleChild( sal_Int32 nSelectedChildIndex )
		throw (::com::sun::star::lang::IndexOutOfBoundsException,
		::com::sun::star::uno::RuntimeException);

    virtual void SAL_CALL
		deselectAccessibleChild( sal_Int32 nChildIndex )
		throw (::com::sun::star::lang::IndexOutOfBoundsException,
		::com::sun::star::uno::RuntimeException);

	///=====  XServiceInfo  ====================================================

    /**	Returns an identifier for the implementation of this object.
    */
	virtual ::rtl::OUString SAL_CALL
    	getImplementationName(void)
        throw (::com::sun::star::uno::RuntimeException);

    /** Returns a list of all supported services.
    */
	virtual ::com::sun::star::uno::Sequence< ::rtl::OUString> SAL_CALL
    	getSupportedServiceNames(void)
        throw (::com::sun::star::uno::RuntimeException);

	///=====  XTypeProvider  ===================================================

    /**	Returns a implementation id.
    */
    virtual ::com::sun::star::uno::Sequence<sal_Int8> SAL_CALL
        getImplementationId(void)
        throw (::com::sun::star::uno::RuntimeException);

	///=====  XAccessibleEventBroadcaster  =====================================

    /**	Add listener that is informed of future changes of name,
      	description and so on events.
    */
	virtual void SAL_CALL
    	addEventListener(
        	const ::com::sun::star::uno::Reference<
                ::com::sun::star::accessibility::XAccessibleEventListener>& xListener)
        throw (com::sun::star::uno::RuntimeException);
	//=====  XAccessibleTableSelection  ============================================
	virtual sal_Bool SAL_CALL selectRow( sal_Int32 row )
		throw (::com::sun::star::lang::IndexOutOfBoundsException, ::com::sun::star::uno::RuntimeException) ;
    virtual sal_Bool SAL_CALL selectColumn( sal_Int32 column )
		throw (::com::sun::star::lang::IndexOutOfBoundsException, ::com::sun::star::uno::RuntimeException) ;
    virtual sal_Bool SAL_CALL unselectRow( sal_Int32 row )
		throw (::com::sun::star::lang::IndexOutOfBoundsException, ::com::sun::star::uno::RuntimeException) ;
    virtual sal_Bool SAL_CALL unselectColumn( sal_Int32 column )
		throw (::com::sun::star::lang::IndexOutOfBoundsException, ::com::sun::star::uno::RuntimeException) ;

protected:
    ///	Return the object's current bounding box relative to the desktop.
	virtual Rectangle GetBoundingBoxOnScreen(void) const
		throw (::com::sun::star::uno::RuntimeException);

	///	Return the object's current bounding box relative to the parent object.
	virtual Rectangle GetBoundingBox(void) const
		throw (::com::sun::star::uno::RuntimeException);
private:
	ScTabViewShell* mpViewShell;
	ScRangeList*	mpMarkedRanges;
	std::vector<ScMyAddress>* mpSortedMarkedCells;
    ScAccessibleDocument* mpAccDoc;
    ScAccessibleCell*   mpAccCell;
	Rectangle		maVisCells;
	ScSplitPos 		meSplitPos;
	ScAddress		maActiveCell;
    SCTAB           mnTab;
    sal_Bool        mbIsSpreadsheet;
	sal_Bool		mbHasSelection;
	sal_Bool		mbDelIns;
    sal_Bool        mbIsFocusSend;

	sal_Bool IsDefunc(
		const com::sun::star::uno::Reference<
		::com::sun::star::accessibility::XAccessibleStateSet>& rxParentStates);
	sal_Bool IsEditable(
		const com::sun::star::uno::Reference<
		::com::sun::star::accessibility::XAccessibleStateSet>& rxParentStates);
    sal_Bool IsFocused();
	sal_Bool IsCompleteSheetSelected();

	void SelectCell(sal_Int32 nRow, sal_Int32 nCol, sal_Bool bDeselect);
	void CreateSortedMarkedCells();
	void AddMarkedRange(const ScRange& rRange);

	ScDocument* GetDocument(ScTabViewShell* pViewShell);
	Rectangle	GetVisArea(ScTabViewShell* pViewShell, ScSplitPos eSplitPos);
	Rectangle	GetVisCells(const Rectangle& rVisArea);
	//void CreateSortedMarkedCells();
	//void AddMarkedRange(const ScRange& rRange);
	typedef std::vector<ScMyAddress> VEC_MYADDR;

	typedef std::map<ScMyAddress,com::sun::star::uno::Reference< ::com::sun::star::accessibility::XAccessible > >
		MAP_ADDR_XACC;
	MAP_ADDR_XACC m_mapSelectionSend;
	void RemoveSelection(ScMarkData &refScMarkData);
	sal_Bool IsSameMarkCell();
	void CommitFocusCell(const ScAddress &aNewCell);
public:
	void FireFirstCellFocus();
private:
	sal_Bool m_bFormulaMode;
	sal_Bool m_bFormulaLastMode;
	ScAddress m_aFormulaActiveCell;
	MAP_ADDR_XACC m_mapFormulaSelectionSend;
	VEC_MYADDR m_vecFormulaLastMyAddr;
    ScAccessibleCell*   m_pAccFormulaCell;
	sal_uInt16 m_nMinX;
	sal_uInt16 m_nMaxX;
	sal_Int32 m_nMinY;
	sal_Int32 m_nMaxY;
	sal_Int32 GetRowAll() const { return m_nMaxY - m_nMinY + 1 ; }
	sal_uInt16  GetColAll() const { return m_nMaxX - m_nMinX + 1; }
	void NotifyRefMode();
	void RemoveFormulaSelection(sal_Bool bRemoveAll =sal_False);
	sal_Bool CheckChildIndex(sal_Int32)const ;
	ScAddress GetChildIndexAddress(sal_Int32) const;
    sal_Int32 GetAccessibleIndexFormula( sal_Int32 nRow, sal_Int32 nColumn );
	sal_Bool GetFormulaCurrentFocusCell(ScAddress &addr);
public:
	sal_Bool IsScAddrFormulaSel (const ScAddress &addr) const ;
	sal_Bool IsFormulaMode() ;
	::com::sun::star::uno::Reference < ::com::sun::star::accessibility::XAccessible > GetActiveCell();
	ScRange m_aLastWithInMarkRange;
    String m_strCurCellValue;
    ScRangeList m_LastMarkedRanges;
    typedef std::vector<ScRange*> VEC_RANGE;
    VEC_RANGE m_vecTempRange;
    typedef std::pair<sal_uInt16,sal_uInt16> PAIR_COL;
    typedef std::vector<PAIR_COL> VEC_COL;
    VEC_COL m_vecTempCol;
    ScMyAddress CalcScAddressFromRangeList(ScRangeList *pMarkedRanges,sal_Int32 nSelectedChildIndex);
	sal_Bool CalcScRangeDifferenceMax(ScRange *pSrc,ScRange *pDest,int nMax,VEC_MYADDR &vecRet,int &nSize);
	sal_Bool CalcScRangeListDifferenceMax(ScRangeList *pSrc,ScRangeList *pDest,int nMax,VEC_MYADDR &vecRet);
	String m_strOldTabName;
};


#endif