/*

* 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: This module contains implementation of CMenuNotifier 

* and CMenuDialog class implementations.

*

*/

// INCLUDE FILES

#include <e32base.h>

#include <e32cons.h>

#include <e32svr.h>

#include <f32file.h>

#include "ConsoleUI.h"

#include "ConsoleMenus.h"

// EXTERNAL DATA STRUCTURES

// EXTERNAL FUNCTION PROTOTYPES  

// CONSTANTS

const TInt KDefaultTime = 2;

// MACROS

#ifndef __WINS__

  #define GETPTR &

#else

  #define GETPTR

#endif

// LOCAL CONSTANTS AND MACROS

// MODULE DATA STRUCTURES

// LOCAL FUNCTION PROTOTYPES

// FORWARD DECLARATIONS

// ==================== LOCAL FUNCTIONS =======================================

// None

// ================= MEMBER FUNCTIONS =========================================

/*

-------------------------------------------------------------------------------

    Class: CMenuNotifier

    Method: NewL

    Description: Constructs new menu notifier

    Parameters: CConsoleMain* aConsole    :in:      Pointer to main console

                CMenu* aParent            :in:      Parent menu

                const TDesC& aName        :in:      Menu name

    Return Values: CMenu*                           New menu

    Errors/Exceptions: Leaves if memory allocation fails

                       Leaves if ConstructL leaves.

    Status: Draft

-------------------------------------------------------------------------------

*/

CMenuNotifier* CMenuNotifier::NewL( const TDesC& aError, CConsoleMain* aMain )

    {

    CMenuNotifier* self = new ( ELeave ) CMenuNotifier( aMain );

    CleanupStack::PushL( self );

    self->ConstructL( aError );

    CleanupStack::Pop( self );

    return self;

    }

/*

-------------------------------------------------------------------------------

    Class: CMenuNotifier

    Method: ConstructL

    Description: Second level constructor.

    Parameters: CConsoleMain* aConsole    :in:      Pointer to main console

                CMenu* aParent            :in:      Parent menu

                const TDesC& aName        :in:      Menu name

    Return Values: None

    Errors/Exceptions: None

    Status: Draft

-------------------------------------------------------------------------------

*/

void CMenuNotifier::ConstructL( const TDesC& aError )

    {

    TSize size = iMain->GetConsole()->ScreenSize();

    size.iWidth = Min( size.iWidth - KMenuOverhead, 

                       aError.Length() );

    size.iHeight = aError.Length()/size.iWidth + 2;

    iConsole = Console::NewL( _L("Error note"), size );

    iConsole->Printf( _L("Error:") );    

    iConsole->Printf( aError ); 

    iConsole->Printf( _L("\n") );

    iConsole->Printf( _L("Press any key") );

    iTimer.CreateLocal();

    CActiveScheduler::Add ( &iCallBack1 );

    CActiveScheduler::Add ( &iCallBack2 );

    // Get timer

    iTimer.After( iCallBack1.Activate(), 10000000 );

    // Poll keypresses

    iConsole->Read ( iCallBack2.Activate() );        

    }

/*

-------------------------------------------------------------------------------

    Class: CMenuNotifier

    Method: CMenuNotifier

    Description: Constructor

    Parameters: None

    Return Values: None

    Errors/Exceptions: None

    Status: Draft

-------------------------------------------------------------------------------

*/

#pragma warning( disable : 4355 )       // Incomplete this usage

CMenuNotifier::CMenuNotifier( CConsoleMain* aMain ): 

    iCallBack1 ( this, GETPTR CMenuNotifier::Run1 ),

    iCallBack2 ( this, GETPTR CMenuNotifier::Run1 ),

    iMain( aMain )          

    {

    }

#pragma warning( default : 4355 )

/*

-------------------------------------------------------------------------------

e

    Class: CMenuNotifier

    Method: ~CMenuNotifier

    Description: Destructor

    Parameters: None

    Return Values: None

    Errors/Exceptions: None

    Status: Draft

-------------------------------------------------------------------------------

*/

CMenuNotifier::~CMenuNotifier()

    {

    iTimer.Close();

    delete iConsole;    

    }

/*

-------------------------------------------------------------------------------

    Class: CMenuNotifier

    Method: Run1

    Description: Callback function. Closes dialog

    Parameters: None

    Return Values: None

    Errors/Exceptions: None

    Status: Draft

-------------------------------------------------------------------------------

*/

void CMenuNotifier::Run1()

    {

    if ( iCallBack1.isCompleted() && iCallBack2.isCompleted() )

        {

        // Both callback have been done, delete this object

        delete this;

        return;

        }

    else

        {

        // One callback finished, stop listening anything else

        iConsole->ReadCancel();

        iTimer.Cancel();

        }

    }  

// ================= MEMBER FUNCTIONS =========================================

/*

-------------------------------------------------------------------------------

    Class: CMenuDialog

    Method: NewL

    Description: Constructs new menu dialog

    Parameters: const TDesC& aMessage: in: Message to dialog

    Return Values: CMenu*                           New menu

    Errors/Exceptions: Leaves if memory allocation fails

                       Leaves if ConstructL leaves.

    Status: Draft

-------------------------------------------------------------------------------

*/

CMenuDialog* CMenuDialog::NewL( CConsoleMain* aMain,

                                const TDesC& aLine1, 

                                const TDesC& aLine2, 

                                TInt aTimeInSecs )

    {

    CMenuDialog* self = new ( ELeave ) CMenuDialog( aMain );

    CleanupStack::PushL( self );

    self->ConstructL( aLine1, aLine2, aTimeInSecs );

    CleanupStack::Pop( self );

    return self;

    }

/*

-------------------------------------------------------------------------------

    Class: CMenuDialog

    Method: ConstructL

    Description: Second level constructor.

    Parameters: const TDesC& aMessage: in: Message to dialog

    Return Values: None

    Errors/Exceptions: None

    Status: Draft

-------------------------------------------------------------------------------

*/

void CMenuDialog::ConstructL( const TDesC& aLine1, 

                              const TDesC& aLine2, 

                              TInt aTimeInSecs )

    {

    TSize size = iMain->GetConsole()->ScreenSize();

    size.iWidth = Min( size.iWidth - KMenuOverhead, 

                       Max( aLine1.Length(), aLine2.Length() ) );

    size.iHeight = aLine1.Length()/size.iWidth + aLine2.Length()/size.iWidth + 2;

    iConsole = Console::NewL( _L("Info"), size );

    if( aLine1.Length() > 0 )

        {

        iConsole->Printf( aLine1 );

        }

    if( aLine2.Length() > 0 )

        {

        iConsole->Printf( _L("\n") );

        iConsole->Printf( aLine2 );

        }

    if( aTimeInSecs == 0 )

        {

        aTimeInSecs = KDefaultTime;

        }

    iTimer.CreateLocal();

    CActiveScheduler::Add ( &iCallBack1 );

    // Get timer

    iTimer.After( iCallBack1.Activate(), aTimeInSecs*1000*1000 );

    }

/*

-------------------------------------------------------------------------------

    Class: CMenuDialog

    Method: CMenuDialog

    Description: Constructor

    Parameters: None

    Return Values: None

    Errors/Exceptions: None

    Status: Draft

-------------------------------------------------------------------------------

*/

#pragma warning( disable : 4355 )       // Incomplete this usage

CMenuDialog::CMenuDialog( CConsoleMain* aMain ):  

    iMain( aMain ),      

    iCallBack1 ( this, GETPTR CMenuDialog::Run1 ), 

    iCallBack2 ( this, GETPTR CMenuDialog::Run1 )

    {

    }

#pragma warning( default : 4355 )

/*

-------------------------------------------------------------------------------

e

    Class: CMenuDialog

    Method: ~CMenuDialog

    Description: Destructor

    Parameters: None

    Return Values: None

    Errors/Exceptions: None

    Status: Draft

-------------------------------------------------------------------------------

*/

CMenuDialog::~CMenuDialog()

    {

    //if( iCallBack1.IsActive() )

    //    {

        iTimer.Cancel();

        iTimer.Close();

        iCallBack1.Cancel();

    //    }

    if( iCallBack2.IsActive() )

        {

        User::RequestComplete( iStatus, KErrCancel );

		if( iConsole != NULL )

			{

			iConsole->ReadCancel();    

			}

        iCallBack2.Cancel();

        }

    delete iConsole;    

    }

/*

-------------------------------------------------------------------------------

    Class: CMenuDialog

    Method: Run1

    Description: Callback function. Closes dialog

    Parameters: None

    Return Values: None

    Errors/Exceptions: None

    Status: Draft

-------------------------------------------------------------------------------

*/

void CMenuDialog::Run1()

    {

    if ( iCallBack2.isCompleted() )

        {            

        *iKeyCode = iConsole->KeyCode();

        User::RequestComplete( iStatus, iCallBack2.Status().Int() );

        }

    TInt index = iMain->iDialogs.Find( this );

    if( index >= 0 )

        {

        iMain->iDialogs.Remove( index );

        }

    // Timeout, delete this object

    delete this;

    return;

    }  

/*

-------------------------------------------------------------------------------

    Class: CMenuDialog

    Method: WaitForKeypress

    Description: Wait for keypress

    Parameters: None

    Return Values: Symbian OS error code

    Errors/Exceptions: None

    Status: Draft

-------------------------------------------------------------------------------

*/

TInt CMenuDialog::WaitForKeypress( TKeyCode& aKeyCode, 

                                   TRequestStatus& aStatus )

    {

    aStatus = KRequestPending;

    iKeyCode = &aKeyCode;

    iStatus = &aStatus;

    CActiveScheduler::Add ( &iCallBack2 );

    // Poll keypresses

    iConsole->Read( iCallBack2.Activate() );        

    return KErrNone;

    }  

// ================= OTHER EXPORTED FUNCTIONS =================================

// End of File