/*

* Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

*

* Redistribution and use in source and binary forms, with or without

* modification, are permitted provided that the following conditions are met:

*

* - Redistributions of source code must retain the above copyright notice,

*   this list of conditions and the following disclaimer.

* - Redistributions in binary form must reproduce the above copyright notice,

*   this list of conditions and the following disclaimer in the documentation

*   and/or other materials provided with the distribution.

* - Neither the name of Nokia Corporation nor the names of its contributors

*   may be used to endorse or promote products derived from this software

*   without specific prior written permission.

*

* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"

* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE

* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE

* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE

* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR

* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF

* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS

* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN

* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)

* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE

* POSSIBILITY OF SUCH DAMAGE.

* 

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description: 

*

*/

using System;

using System.Drawing;

using System.Windows.Forms;

using HeapCtrlLib.Interfaces;

using HeapCtrlLib.Popups.Forms;

using HeapLib.Array;

using HeapLib.Cells;

using HeapLib.Statistics;

using SymbianUtils.RawItems;

using SymbianUtils.Graphics;

namespace HeapCtrlLib.Popups.Managers

{

	internal abstract class PopupManagerBase : IHeapCellPopupManager

	{

        #region Constructors & destructor

		public PopupManagerBase()

		{

        }

        #endregion

        #region New framework

        public virtual bool SupportsRawItemInfoImpl

        {

            get { return false; }

        }

        public virtual void PopupShowAsyncImpl( HeapCell aCell, RawItem aItem, HeapStatistics aStats, Point aLocalControlCoordiantes, Point aScreenCoordinates, Size aOffsetBy, System.Windows.Forms.KeyEventHandler aKeyHandler )

        {

        }

        public abstract void PopupShowAsyncImpl( HeapCellArrayWithStatistics aCells, HeapStatistics aStats, Point aLocalControlCoordinates, Point aScreenCoordinates, Size aOffsetBy, System.Windows.Forms.KeyEventHandler aKeyHandler );

        #endregion

        #region IHeapCellPopupManager Members

        public bool Visible

        {

            get { return ( iActivePopup != null && iActivePopup.Visible ); }

        }

        public PopupBase Popup

        {

            get { return iActivePopup; }

        }

        public bool SupportsRawItemInfo

        {

            get { return SupportsRawItemInfoImpl; }

        }

        public void PopupHide()

        {

            lock( this )

            {

                if  ( iActivePopup != null )

                {

                    iActivePopup.PopupHide();

                    iActivePopup.Dispose();

                    iActivePopup = null;

                }

            }

        }

        public void PopupShowAsync( HeapCell aCell, RawItem aItem, HeapStatistics aStats, Point aLocalControlCoordinates, Point aScreenCoordinates, Size aOffsetBy, System.Windows.Forms.KeyEventHandler aKeyHandler )

        {

            if ( SupportsRawItemInfo )

            {

                lock ( this )

                {

                    PopupShowAsyncImpl( aCell, aItem, aStats, aLocalControlCoordinates, aScreenCoordinates, aOffsetBy, aKeyHandler );

                }

            }

        }

        public void PopupShowAsync( HeapCellArrayWithStatistics aCells, HeapStatistics aStats, Point aLocalControlCoordinates, Point aScreenCoordinates, Size aOffsetBy, System.Windows.Forms.KeyEventHandler aKeyHandler )

        {

            lock ( this )

            {

                PopupShowAsyncImpl( aCells, aStats, aLocalControlCoordinates, aScreenCoordinates, aOffsetBy, aKeyHandler );

            }

        }

        public void PopupRelocate( HeapCellArrayWithStatistics aCells, HeapStatistics aStats, Point aLocalControlCoordiantes, Point aScreenCoordinates, Size aOffsetBy )

        {

            if  ( iActivePopup != null && Visible )

            {

                lock( this )

                {

                    iActivePopup.PopupRelocate( aScreenCoordinates, aCells, aStats, aOffsetBy );

                }

            }

        }

        #endregion

        #region Data members

        protected PopupBase iActivePopup = null;

        #endregion

    }

}