/*

* 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.Collections;

using System.Collections.Generic;

using System.ComponentModel;

using System.Windows.Forms;

using SymbianUtils;

using HeapComparisonLib.CSV;

namespace HeapComparisonUiLib.Progress

{

	public class ComparisonProgressDialogCSV : System.Windows.Forms.Form

	{

		#region Windows Form Designer generated code

        private IContainer components;

        private Timer iTimer_OpStart;

        private System.Windows.Forms.ProgressBar iProgressBar;

		#endregion

		#region Static constructor

		public static void Compare( List<string> aSource, string aDestinationDir )

		{

            ComparisonProgressDialogCSV self = new ComparisonProgressDialogCSV( aSource, aDestinationDir );

			self.ShowDialog();

		}

		#endregion

        #region Constructors & destructor

        private ComparisonProgressDialogCSV( List<string> aSource, string aDestinationDir )

        {

            iEngine = new CSVComparisonEngine( aSource, aDestinationDir );

            iEngine.eExceptionHandler += new CSVComparisonEngine.ExceptionHandler( Engine_ExceptionHandler );

            iEngine.eEventHandler += new CSVComparisonEngine.EventHandler( Engine_EventHandler );

            iEngine.eIndexedProgressHandler += new CSVComparisonEngine.IndexedProgressHandler( Engine_IndexedProgressHandler );

            iEngine.ePercentageProgressHandler += new CSVComparisonEngine.PercentageProgressHandler( Engine_PercentageProgressHandler );

            //

            InitializeComponent();

            //

            iTimer_OpStart.Start();

        }

        protected override void Dispose( bool disposing )

        {

            if ( disposing )

            {

                if ( components != null )

                {

                    components.Dispose();

                }

            }

            base.Dispose( disposing );

        }

        #endregion

        #region Windows Form Designer generated code

		private void InitializeComponent()

		{

            this.components = new System.ComponentModel.Container();

            this.iProgressBar = new System.Windows.Forms.ProgressBar();

            this.iTimer_OpStart = new System.Windows.Forms.Timer( this.components );

            this.SuspendLayout();

            // 

            // iProgressBar

            // 

            this.iProgressBar.Location = new System.Drawing.Point( 8, 8 );

            this.iProgressBar.Name = "iProgressBar";

            this.iProgressBar.Size = new System.Drawing.Size( 376, 24 );

            this.iProgressBar.TabIndex = 0;

            // 

            // iTimer_OpStart

            // 

            this.iTimer_OpStart.Interval = 10;

            this.iTimer_OpStart.Tick += new System.EventHandler( this.iTimer_OpStart_Tick );

            // 

            // ComparisonProgressDialogCSV

            // 

            this.AutoScaleBaseSize = new System.Drawing.Size( 5, 13 );

            this.ClientSize = new System.Drawing.Size( 392, 39 );

            this.ControlBox = false;

            this.Controls.Add( this.iProgressBar );

            this.FormBorderStyle = System.Windows.Forms.FormBorderStyle.FixedDialog;

            this.MaximizeBox = false;

            this.MinimizeBox = false;

            this.Name = "ComparisonProgressDialogCSV";

            this.StartPosition = System.Windows.Forms.FormStartPosition.CenterScreen;

            this.Text = "Analysing...";

            this.ResumeLayout( false );

		}

		#endregion

        #region Event handlers

        private void iTimer_OpStart_Tick( object sender, EventArgs e )

        {

            iTimer_OpStart.Stop();

            iTimer_OpStart.Enabled = false;

            //

            iEngine.CompareAsync();

        }

        #endregion

        #region Engine observer

        void Engine_PercentageProgressHandler( CSVComparisonEngine.TEvent aEvent, CSVComparisonEngine aSender, int aProgressPercent )

        {

            if ( InvokeRequired )

            {

                CSVComparisonEngine.PercentageProgressHandler observer = new CSVComparisonEngine.PercentageProgressHandler( Engine_PercentageProgressHandler );

                this.BeginInvoke( observer, new object[] { aEvent, aSender, aProgressPercent } );

            }

            else

            {

                iProgressBar.Value = aProgressPercent;

            }

        }

        void Engine_IndexedProgressHandler( CSVComparisonEngine.TEvent aEvent, CSVComparisonEngine aSender, int aCurrentIndex, int aMaxIndex )

        {

            if ( InvokeRequired )

            {

                CSVComparisonEngine.IndexedProgressHandler observer = new CSVComparisonEngine.IndexedProgressHandler( Engine_IndexedProgressHandler );

                this.BeginInvoke( observer, new object[] { aEvent, aSender, aCurrentIndex, aMaxIndex } );

            }

            else

            {

                if ( aEvent == CSVComparisonEngine.TEvent.EEventComparingMovedToNewDataSet )

                {

                    Text = string.Format( "Performing comparsion {0}/{1}", aCurrentIndex, aMaxIndex );

                }

                else if ( aEvent == CSVComparisonEngine.TEvent.EEventSplittingMovedToNewFile )

                {

                    Text = string.Format( "Extracting data set(s) from file {0}/{1}", aCurrentIndex, aMaxIndex ); 

                }

                // Reset progress

                iProgressBar.Maximum = 100; //%

                iProgressBar.Minimum = 0; //%

                iProgressBar.Value = 0;

            }

        }

        void Engine_EventHandler( CSVComparisonEngine.TEvent aEvent, CSVComparisonEngine aSender )

        {

            if ( InvokeRequired )

            {

                CSVComparisonEngine.EventHandler observer = new CSVComparisonEngine.EventHandler( Engine_EventHandler );

                this.BeginInvoke( observer, new object[] { aEvent, aSender } );

            }

            else

            {

                if ( aEvent == CSVComparisonEngine.TEvent.EEventOperationStarted )

                {

                }

                else if ( aEvent == CSVComparisonEngine.TEvent.EEventOperationComplete )

                {

                    iProgressBar.Value = 100;

                    Close();

                }

            }

        }

        void Engine_ExceptionHandler( string aTitle, string aBody )

        {

            if ( InvokeRequired )

            {

                CSVComparisonEngine.ExceptionHandler observer = new CSVComparisonEngine.ExceptionHandler( Engine_ExceptionHandler );

                this.BeginInvoke( observer, new object[] { aTitle, aBody } );

            }

            else

            {

                MessageBox.Show( aBody, aBody, MessageBoxButtons.OK );

                Close();

            }

        }

        #endregion

		#region Data members

        private readonly CSVComparisonEngine iEngine;

		#endregion

	}

}