/**************************************************************
 * 
 * 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
 * under the License.
 * 
 *************************************************************/


#ifndef _SC_ACCESSIBLEDATAPILOTCONTROL_HXX
#define _SC_ACCESSIBLEDATAPILOTCONTROL_HXX

#include "AccessibleContextBase.hxx"

class ScPivotFieldWindow;
class ScAccessibleDataPilotButton;

class ScAccessibleDataPilotControl
	:	public ScAccessibleContextBase
{
public:
	//=====  internal  ========================================================
	ScAccessibleDataPilotControl(
        const ::com::sun::star::uno::Reference<
        ::com::sun::star::accessibility::XAccessible>& rxParent,
        ScPivotFieldWindow* pFieldWindow);

	virtual void Init();

    using ScAccessibleContextBase::disposing;
    virtual void SAL_CALL disposing();

    void AddField(sal_Int32 nNewIndex);
    void RemoveField(sal_Int32 nOldIndex);
    void FieldFocusChange(sal_Int32 nOldIndex, sal_Int32 nNewIndex);
    void FieldNameChange(sal_Int32 nIndex);
    void GotFocus();
    void LostFocus();
protected:
	virtual ~ScAccessibleDataPilotControl(void);
public:
	///=====  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 sal_Bool SAL_CALL isVisible(  )
		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 the number of currently visible children.
    virtual sal_Int32 SAL_CALL
    	getAccessibleChildCount(void) throw (::com::sun::star::uno::RuntimeException);

    ///	Return the specified child or NULL if index is invalid.
    virtual ::com::sun::star::uno::Reference< ::com::sun::star::accessibility::XAccessible> SAL_CALL
    	getAccessibleChild(sal_Int32 nIndex)
        throw (::com::sun::star::uno::RuntimeException,
				::com::sun::star::lang::IndexOutOfBoundsException);

    ///	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);

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

    /**	Returns an identifier for the implementation of this object.
    */
	virtual ::rtl::OUString SAL_CALL
    	getImplementationName(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);

protected:
    ///	Return this object's description.
	virtual ::rtl::OUString SAL_CALL
    	createAccessibleDescription(void)
        throw (::com::sun::star::uno::RuntimeException);

    ///	Return the object's current name.
	virtual ::rtl::OUString SAL_CALL
    	createAccessibleName(void)
        throw (::com::sun::star::uno::RuntimeException);

    ///	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:
    ScPivotFieldWindow* mpFieldWindow;
    struct AccessibleWeak
    {
        ::com::sun::star::uno::WeakReference< ::com::sun::star::accessibility::XAccessible > xWeakAcc;
        ScAccessibleDataPilotButton* pAcc;
        AccessibleWeak() : pAcc(NULL) {}
    };
    ::std::vector< AccessibleWeak > maChildren;
};


#endif