/*

* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies). 

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

* 

* Description:

*

*/

using System;

using System.Text;

using System.Collections.Generic;

using CrashItemLib.Crash;

using CrashItemLib.Crash.Base;

using CrashItemLib.Crash.Base.DataBinding;

using CrashItemLib.Crash.Utils;

using CrashItemLib.Crash.Container;

namespace CrashItemLib.Crash.Events

{

	public class CIEvent : CIElement

    {

        #region Enumerations

        public enum TSpecificType

        {

            /// <summary>

            /// Specific type unknown - nothing can be inferred from the 'type' or 'value' fields

            /// included as properties of this object.

            /// </summary>

            ETypeUnknown = 0,

            /// <summary>

            /// The event relates to a key press and therefore the 'value' field includes a

            /// text-encoded represenation of the keyboard scan code.

            /// </summary>

            ETypeKey

        }

        #endregion

        #region Constructors

        public CIEvent( CIContainer aContainer )

            : base( aContainer )

		{

		}

        #endregion

        #region API

        #endregion

        #region Properties

        public string TypeName

        {

            get { return iTypeName; }

            set { iTypeName = value; }

        }

        public object Value

        {

            get { return iValue; }

            set { iValue = value; }

        }

        public TSpecificType Type

        {

            get { return iType; }

            set { iType = value; }

        }

        #endregion

        #region Operators

        public static implicit operator CIDBRow( CIEvent aEvent )

        {

            CIDBRow row = new CIDBRow();

            // To ensure that the register and cells are correctly associated

            row.Element = aEvent;

            row.Add( new CIDBCell( aEvent.TypeName ) );

            string value = string.Empty;

            if ( aEvent.Value != null )

            {

                value = aEvent.Value.ToString();

            }

            row.Add( new CIDBCell( value ) );

            //

            return row;

        }

        #endregion

        #region Internal methods

        #endregion

        #region From CIElement

        internal override void OnFinalize( CIElementFinalizationParameters aParams )

        {

            try

            {

                if ( iType == TSpecificType.ETypeKey && ( iValue is int ) )

                {

                    // Replace generic scan/key code with key name

                    int keyCode = (int) iValue;

                    string keyName = keyCode.ToString();

                    //

                    if ( aParams.DebugEngine.KeyBindings.IsKeyBindingTableAvailable )

                    {

                        keyName = aParams.DebugEngine.KeyBindings[ keyCode ];

                    }

                    //

                    System.Diagnostics.Debug.Assert( keyName != null );

                    iValue = keyName;

                }

                else

                {

                    // No operation required.

                }

            }

            finally

            {

                base.OnFinalize( aParams );

            }

        }

        #endregion

        #region Data members

        private string iTypeName = string.Empty;

        private object iValue = string.Empty;

        private TSpecificType iType = TSpecificType.ETypeUnknown;

        #endregion

    }

}