diff -r 7858bc6ead78 -r 9d8b04ca6939 usbuis/usbuiqt/src/usbmainview.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/usbuis/usbuiqt/src/usbmainview.cpp	Fri Jun 04 10:27:39 2010 +0100
@@ -0,0 +1,180 @@
+/*
+* 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: 
+*
+*/
+#include "usbmainview.h"
+#include <QModelIndex>
+#include <QtGui/QGraphicsLinearLayout>
+#include <hblistwidget.h>
+#include <hblistwidgetitem.h>
+#include <hbradiobuttonlist.h>
+#include <hbtextedit.h>
+
+#include "usbuisettingmodel.h"
+#include "mydebug.h"
+/*!
+ * default constructor
+ */
+UsbMainView::UsbMainView( QObject *parent )
+:   HbView(), mModel(NULL)
+{
+    myDebug() << ">>> UsbMainView::UsbMainView";
+    setParent( parent );    
+    setTitle( qtTrId("USB") ); 
+    mMainLayout = new QGraphicsLinearLayout( Qt::Vertical, this );
+    mModel = new UsbUiSettingModel();
+    createMainView();
+    setLayout( mMainLayout );
+    myDebug() << "<<< UsbMainView::UsbMainView";      
+}
+
+/*!
+ * creates the main view
+ */
+void UsbMainView::createMainView()
+{
+    myDebug() << ">>> UsbMainView::createMainView";
+    QGraphicsLinearLayout *mainViewLayout = new QGraphicsLinearLayout( Qt::Vertical, mMainLayout );
+    mListItem = NULL;
+    mlist = NULL;
+    mlabel = NULL;
+    mradio = NULL;
+    mIcon = NULL;
+    createIconNameRow( mainViewLayout );
+    createDescriptionArea( mainViewLayout );
+    createRadioButtonArea( mainViewLayout );
+    mMainLayout->addItem( mainViewLayout );
+    bool connected = connect( mModel, SIGNAL( dataChanged( QModelIndex, QModelIndex ) ), 
+            this, SLOT( updateSettingItems( QModelIndex, QModelIndex ) ) );
+    myDebug() << "<<< UsbMainView::createMainView model connected=" << connected;
+    connected = connect(mradio, SIGNAL( itemSelected( int ) ), 
+            this, SLOT( setPersonality( int ) ) );
+    myDebug() << "<<< UsbMainView::createMainView mradio connected=" << connected;
+    myDebug() << "<<< UsbMainView::createMainView";
+}  
+/*!
+ * creating the creates the first row in the view containing an icon and a mode name 
+ */
+void UsbMainView::createIconNameRow( QGraphicsLinearLayout *aLocalPropertiesGroup )
+{
+    myDebug() << ">>> UsbMainView::createIconNameRow";
+    QGraphicsLinearLayout *listLayout = new QGraphicsLinearLayout( Qt::Vertical, mMainLayout );
+    mlist = new HbListWidget( this );
+    mlist->setMaximumSize( 300, 50 ); //todo
+    mListItem= new HbListWidgetItem();
+    QModelIndex index = mModel->index( UsbUiSettingModel::DefaultMode, KDefaultColumn );
+  //  QVariant iconName = mModel->data( index, Qt::DecorationRole );
+    mIcon = new HbIcon( mModel->data( index, Qt::DecorationRole ).toString() );
+    mListItem->setIcon( *mIcon );
+    mListItem->setText( mModel->data( index,Qt::DisplayRole ).toString() );
+    mListItem->setText( mModel->data( index,Qt::DisplayRole ).toString() );        
+    mlist->insertItem( 1, mListItem ); 
+    listLayout->addItem( mlist );
+    aLocalPropertiesGroup->addItem( listLayout );
+    myDebug() << "<<< UsbMainView::createIconNameRow";      
+}
+/*!
+ * creates the second row from the view containing the description of the selected mode
+ */
+void UsbMainView::createDescriptionArea( QGraphicsLinearLayout *aLocalPropertiesGroup )
+{ 
+    myDebug() << ">>> UsbMainView::createDescriptionArea";
+    QGraphicsLinearLayout *desLayout = new QGraphicsLinearLayout( Qt::Vertical, mMainLayout ); 
+    QModelIndex index = mModel->index( UsbUiSettingModel::Description, KDefaultColumn );
+    mlabel = new HbTextEdit( mModel->data( index, Qt::DisplayRole ).toString() );
+    mlabel->setReadOnly( true );
+    mlabel->setCursorVisibility( Hb::TextCursorHidden );
+    desLayout->addItem( mlabel );
+    desLayout->setAlignment( mlabel, Qt::AlignTop );
+    aLocalPropertiesGroup->addItem( desLayout );
+    myDebug() << "<<< UsbMainView::createDescriptionArea";      
+}
+
+/*!
+ * creates the third row from the view containing the radio button list of the existing usb modes
+ */
+void UsbMainView::createRadioButtonArea(QGraphicsLinearLayout *aLocalPropertiesGroup)
+{
+    myDebug() << ">>> UsbMainView::createRadioButtonArea";
+    QGraphicsLinearLayout *radioLayout = new QGraphicsLinearLayout( Qt::Vertical, mMainLayout ); 
+    QModelIndex index = mModel->index( UsbUiSettingModel::UsbModeList, KDefaultColumn );
+    QStringList radioList = mModel->data( index, UsbUiSettingModel::SettingsModeNameList ).toStringList();
+    int selectedIndex = mModel->data( index, Qt::EditRole ).toInt();
+    mradio = new HbRadioButtonList( radioList, selectedIndex );
+    radioLayout->addItem( mradio );
+    radioLayout->setAlignment( mradio, Qt::AlignBottom );
+    aLocalPropertiesGroup->addItem(radioLayout); 
+    myDebug() << "<<< UsbMainView::createRadioButtonArea";      
+}
+
+/*!
+    Slot for receiving notification of data changes from the model.
+    Identify the setting changed and update the corresponding UI item.
+ */
+void UsbMainView::updateSettingItems(const QModelIndex &topLeft, const QModelIndex &bottomRight)
+{   
+    myDebug() << ">>> UsbMainView::updateSettingItems";
+    // update only the part of the view specified by the model row(s)
+    for ( int row = topLeft.row(); row <= bottomRight.row(); row++ ) {
+        myDebug() << "    UsbMainView::updateSettingItems row=" << row;
+        QModelIndex index = mModel->index( row, KDefaultColumn );
+        // Distinguish which setting value is changed.
+        switch ( row ) {
+        case UsbUiSettingModel::DefaultMode :
+            // set the selected personality icon and name
+            mIcon->setIconName( mModel->data( index, Qt::DecorationRole ).toString() );
+            mListItem->setIcon( *mIcon );
+            mListItem->setText( mModel->data( index,Qt::DisplayRole ).toString() );            
+            break;
+        case UsbUiSettingModel::Description :
+            // set the description of the selected personality.
+            mlabel->setPlainText( mModel->data( index, Qt::DisplayRole ).toString() );
+            mlabel->setReadOnly( true );
+            mlabel->setCursorVisibility( Hb::TextCursorHidden );            
+            break;
+        case UsbUiSettingModel::UsbModeList :
+            // only the selection can change, no changes in the list of personalities
+            mradio->setSelected( mModel->data( index, Qt::EditRole ).toInt() );
+            break;
+        default :
+            myDebug() << "    UsbMainView::updateSettingItems unknown row " << row;
+            break;
+        }
+    }
+    myDebug() << "<<< UsbMainView::updateSettingItems";
+}
+
+/*
+ * Slot for receiving notification from the change in radio button list
+ */
+void UsbMainView::setPersonality( int personalityIndex )
+{
+    myDebug() << ">>> UsbMainView::setPersonality";
+    QModelIndex index = mModel->index( UsbUiSettingModel::UsbModeList, KDefaultColumn );
+    mModel->setData( index, personalityIndex, Qt::EditRole );
+    myDebug() << "<<< UsbMainView::setPersonality";
+}
+
+/*!
+ * Destructor
+ * destructs the items which are not owned by this class
+ */
+UsbMainView::~UsbMainView()
+{ 
+    myDebug() << ">>> UsbMainView::~UsbMainView";
+    delete mModel;
+    delete mIcon;
+    myDebug() << "<<< UsbMainView::~UsbMainView";   
+}