voiceui/vcommand/src/vcmodel.cpp
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Wed, 14 Apr 2010 15:58:44 +0300
branchRCL_3
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/*
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* Copyright (c) 2007 Nokia Corporation and/or its subsidiary(-ies). 
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description:  Model class for vcommand application wrapping CVCommandHandler
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*
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*/
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// INCLUDE FILES
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#include "vcappui.h"
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#include "vcmodel.h"
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#include "vcplaybackdialog.h"
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#include "vcommanduientry.h"
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#include "vcmodelappuiinterface.h"
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#include "rubydebug.h"
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// ================= MEMBER FUNCTIONS =======================
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// -----------------------------------------------------------------------------
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// CVCModel::NewL
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// Two-phased constructor.
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// -----------------------------------------------------------------------------
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//
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CVCModel* CVCModel::NewL( MVcModelAppUiInterface* aAppUi )
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    {
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    CVCModel* self = new (ELeave) CVCModel( aAppUi );
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    CleanupStack::PushL( self );
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    self->ConstructL();
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    CleanupStack::Pop( self );
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    return self;
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    }
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// ----------------------------------------------------------------------------
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// CVCModel::CVCModel
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// C++ constructor
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// ----------------------------------------------------------------------------
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//
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CVCModel::CVCModel( MVcModelAppUiInterface* aAppUi ) : iAppUi( aAppUi )
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    {   
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    }
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// ----------------------------------------------------------------------------
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// CVCModel::ConstructL
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// Two-phased constructor
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// ----------------------------------------------------------------------------
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//
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void CVCModel::ConstructL() 
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    {
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    iVcHandler = CVCommandHandler::NewL( this );
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    LoadVCommandsL();
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    }
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// ----------------------------------------------------------------------------
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// CVCModel::~CVCModel
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// Destructor
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// ----------------------------------------------------------------------------
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//
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CVCModel::~CVCModel() 
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    {
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    delete iVcHandler;
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    delete iListBoxVCommands;
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    }
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// ----------------------------------------------------------------------------
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// CVCModel::GetVCommandL
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// ----------------------------------------------------------------------------
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//
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const CVCommandUiEntry& CVCModel::GetVCommandL( const TDesC& aWrittenText )
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    {
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    RUBY_DEBUG_BLOCKL( "CVCModel::GetVCommandL" );
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    TInt index( KErrNotFound );
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    index = FindVCommandIndexL( aWrittenText );
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    User::LeaveIfError( index );
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    return iListBoxVCommands->At( index );
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    }
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// ----------------------------------------------------------------------------
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// CVCModel::At
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// ----------------------------------------------------------------------------
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//
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const CVCommandUiEntry& CVCModel::At( TInt aIndex ) const
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    {
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    // An index that is out of bounds causes a USER-130 panic.
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    return iListBoxVCommands->At( aIndex );
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    }
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// ----------------------------------------------------------------------------
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// CVCModel::At
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// ----------------------------------------------------------------------------
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//
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TInt CVCModel::Count() const
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    {
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    return iListBoxVCommands->Count();
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    }
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// ----------------------------------------------------------------------------
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// CVCModel::VCommandArrayL
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// ----------------------------------------------------------------------------
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//
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CVCommandUiEntryArray* CVCModel::VCommandArrayL()
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    {    
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    return iListBoxVCommands->CloneL();
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    }
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// ----------------------------------------------------------------------------
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// CVCModel::Service
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// ----------------------------------------------------------------------------
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//
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CVCommandHandler& CVCModel::Service()
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    {    
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    return *iVcHandler;
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    }
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// ----------------------------------------------------------------------------
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// CVCModel::LoadVCommandsL
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// ----------------------------------------------------------------------------
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//
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void CVCModel::LoadVCommandsL()
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    {
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    RUBY_DEBUG_BLOCKL( "CVCModel::LoadVCommandsL" );
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    // CVCommandHandler::ListCommandsL must be completed when exiting
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    // the application or a panic might occur.
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    iAppUi->StartAtomicOperationLC();
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    CVCommandUiEntryArray* listBoxVCommands
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        = CVCommandUiEntryArray::NewL( iVcHandler->ListCommandsL() );
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    delete iListBoxVCommands;
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    iListBoxVCommands = listBoxVCommands;
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    CleanupStack::PopAndDestroy(); // StartAtomicOperationLC
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    }
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// ----------------------------------------------------------------------------
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// CVCModel::iView->FindVCommandIndexL
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// ----------------------------------------------------------------------------
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//
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TInt CVCModel::FindVCommandIndexL( const TDesC& aWrittenText )
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    {
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    RUBY_DEBUG_BLOCKL( "CVCModel::FindVCommandIndexL" );
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    for( TInt i = 0; i < iListBoxVCommands->Count(); i++ ) 
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        {
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        if( aWrittenText == iListBoxVCommands->At( i ).WrittenText() )
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            {
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            return i;
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            }
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        }
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    return KErrNotFound;
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    }
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// ----------------------------------------------------------------------------
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// CVCModel::HasCommandL
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// ----------------------------------------------------------------------------
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//
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TBool CVCModel::HasCommandL( const TDesC& aWrittenText )
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    {
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    return FindVCommandIndexL( aWrittenText ) != KErrNotFound;
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    }
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// ----------------------------------------------------------------------------
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// CVCModel::SetNewSpokenTextL
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// ----------------------------------------------------------------------------
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//
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void CVCModel::SetNewSpokenTextL( const TDesC& aWrittenText,
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                                  const TDesC& aNewSpokenText ) 
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    {
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    RUBY_DEBUG_BLOCKL( "CVCModel::UpdateVCommandL" );
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    iAppUi->StartAtomicOperationLC();
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    TInt index( KErrNotFound );
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    index = FindVCommandIndexL( aWrittenText );
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    User::LeaveIfError( index );
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    const CVCommand& oldCommand = iListBoxVCommands->At( index ).Command();
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    CVCCommandUi* updatedCommandUi( NULL );
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    CVCFolderInfo* folderInfo
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        = CVCFolderInfo::NewL( oldCommand.CommandUi().FolderInfo() );
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    CleanupStack::PushL( folderInfo );
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    updatedCommandUi = CVCCommandUi::NewL( oldCommand.CommandUi().WrittenText(), 
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                                           *folderInfo,
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                                           oldCommand.CommandUi().Modifiable(),
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                                           oldCommand.CommandUi().Tooltip(), 
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                                           oldCommand.CommandUi().IconUid(),
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                                           aNewSpokenText,
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                                           oldCommand.CommandUi().ConfirmationNeeded() );
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    CleanupStack::PopAndDestroy( folderInfo );
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    CleanupStack::PushL( updatedCommandUi );
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    CVCommand* updatedCommand( NULL );
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    updatedCommand = CVCommand::NewL( oldCommand.SpokenText(),
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                                      oldCommand.Runnable(),
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                                      *updatedCommandUi );
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    CleanupStack::PopAndDestroy( updatedCommandUi );
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    CleanupStack::PushL( updatedCommand );
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    iVcHandler->AddCommandL( *updatedCommand );
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    iVcHandler->RemoveCommandL( oldCommand );
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    CleanupStack::PopAndDestroy( updatedCommand ); 
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    LoadVCommandsL();
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    CleanupStack::PopAndDestroy(); // StartAtomicOperationLC
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    }
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// ----------------------------------------------------------------------------
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// CVCModel::CommandSetChanged
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// ----------------------------------------------------------------------------
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//
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void CVCModel::CommandSetChanged()
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    {
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    iAppUi->CommandSetChanged();
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    }
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// End of File