/*

* Copyright (c) 2004-2008 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.Collections.Generic;

using System.ComponentModel;

using System.Data;

using System.Text;

using System.Windows.Forms;

using SymbianUtils;

using CrashItemLib.Engine.Sources;

using CAPCrashAnalysis.Plugin;

namespace CAPluginCrashAnalysisUi.Wizards

{

    internal partial class CAWizardCrashAnalysis : Form

    {

        #region Constructors

        public CAWizardCrashAnalysis( CAPluginCrashAnalysis aEngine )

        {

            iEngine = aEngine;

            //

            InitializeComponent();

        }

        #endregion

        #region Events

        private void CAWizardCrashFile_Load( object sender, EventArgs e )

        {

        }

        private void CAWizardCrashFile_FormClosing( object sender, FormClosingEventArgs e )

        {

        }

        private void iWizard_WizardClosedFromFinish( SymbianWizardLib.Engine.SymWizardClosureEvent aEventArgs )

        {

            DialogResult = DialogResult.OK;

        }

        #endregion

        #region Page - source files

        private void PG_SourceFiles_UpdateWizardButtonState()

        {

            iWizard.ButtonNext.Enabled = ( iPG_SourceFiles_FileList.FileCount > 0 );

        }

        private void iPG_SourceFiles_Load( object aSender, EventArgs aArgs )

        {

            // Seed file list dialog with file types.

            string types = iEngine.GetSupportedCrashFileTypes();

            iPG_SourceFiles_FileList.DialogFilter = types;

            iEngine.Settings.Load( "CrashFileWizard_SourceFiles", iPG_SourceFiles_FileList );

            PG_SourceFiles_UpdateWizardButtonState();

        }

        private void iPG_SourceFiles_FileList_SourceListChanged( CrashItemUiLib.Controls.CIEngineSourceManager aControl, CrashItemUiLib.Controls.CIEngineSourceManager.TEvent aEvent )

        {

            PG_SourceFiles_UpdateWizardButtonState();

        }

        private void iPG_SourceFiles_PageClosedFromButtonNext( SymbianWizardLib.Engine.SymWizardPageTransitionEvent aEventArgs )

        {

            if ( iPG_SourceFiles_FileList.FileCount == 0 )

            {

                aEventArgs.SuggestedNewPage = aEventArgs.CurrentPage;

            }

            else

            {

                List<string> files = iPG_SourceFiles_FileList.FileNames;

                iEngine.PrimeSources( files.ToArray() );

                // Save settings

                iEngine.Settings.Save( "CrashFileWizard_SourceFiles", iPG_SourceFiles_FileList );

            }

        }

        #endregion

        #region Page - debug engine

        private void iPG_DebugEngine_Load( object aSender, EventArgs aArgs )

        {

            iPG_DebugEngine_Control.Engine = iEngine.DebugEngine;

        }

        private void iPG_DebugEngine_PageClosedFromButtonNext( SymbianWizardLib.Engine.SymWizardPageTransitionEvent aEventArgs )

        {

            string errorText = string.Empty;

            bool isReady = iPG_DebugEngine_Control.IsReadyToPrime( out errorText );

            if ( isReady )

            {

                // Store the settings at this point as we are largely past the

                // initial configuration

                iEngine.Settings.Store();

                // Also save debug engine configuration

                iPG_DebugEngine_Control.XmlSettingsSave();

                // Begin priming

                iPG_DebugEngine_Control.Prime();

            }

            else

            {

                MessageBox.Show( errorText, "Error" );

                aEventArgs.SuggestedNewPage = aEventArgs.CurrentPage;

            }

        }

        #endregion

        #region Page - processing summary

        private void iPG_Processing_Load( object aSender, EventArgs aArgs )

        {

            // Observe crash item engine events

            iPG_Processing_CrashList.Engine = iEngine.CrashItemEngine;

            iEngine.CrashItemEngine.StateChanged += new CrashItemLib.Engine.CIEngine.CIEngineStateHandler( CrashItemEngine_StateHandler );

        }

        private void iPG_Processing_Unload( object sender, EventArgs e )

        {

            // Triggers event unsubscriptions

            iPG_Processing_SourceList.Sources = null;

            iPG_Processing_CrashList.Engine = null;

            iEngine.CrashItemEngine.StateChanged -= new CrashItemLib.Engine.CIEngine.CIEngineStateHandler( CrashItemEngine_StateHandler );

        }

        private void iPG_Processing_PageShownFromButtonNext( SymbianWizardLib.GUI.SymWizardPage aSender )

        {

            // Prevent navigation

            iWizard.ButtonNext.Enabled = false;

            iWizard.ButtonBack.Enabled = false;

            // Set up controls to interact with crash engine

            iPG_Processing_SourceList.Sources = iEngine.CrashItemEngine.Sources;

            iPG_Processing_CrashList.Engine = iEngine.CrashItemEngine;

            // Start reading the crash files asynchronously. We'll allow

            // the user to continue once the "processing complete" event

            // is signalled.

            iEngine.IdentifyCrashes( TSynchronicity.EAsynchronous );

        }

        private void CrashItemEngine_StateHandler( CrashItemLib.Engine.CIEngine.TState aState )

        {

            if ( InvokeRequired )

            {

                CrashItemLib.Engine.CIEngine.CIEngineStateHandler observer = new CrashItemLib.Engine.CIEngine.CIEngineStateHandler( CrashItemEngine_StateHandler );

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

            }

            else

            {

                switch ( aState )

                {

                case CrashItemLib.Engine.CIEngine.TState.EStateProcessingStarted:

                    break;

                case CrashItemLib.Engine.CIEngine.TState.EStateProcessingComplete:

                    iWizard.ButtonNext.Enabled = true;

                    iWizard.ButtonBack.Enabled = true;

                    break;

                }

            }

        }

        #endregion

        #region Internal methods

        #endregion

        #region Data members

        private readonly CAPluginCrashAnalysis iEngine;

        #endregion

    }

}