/*

* Copyright (c) 2010 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 <QActionGroup>

#include <HbApplication>

#include <HbMenu>

#include <HbToolBar>

#include <HbAction>

#include <HbMessageBox>

#include <HbLabel>

#include "mainview.h"

#include "enginewrapper.h"

// ---------------------------------------------------------------------------

MainView::MainView(EngineWrapper &engine) :

    mEngine(engine),

    mValueDataContainer(0),

    mGraphDataContainer(0)

{

    setTitle(tr("Perf. Monitor"));

    mValueDataContainer = new ValueDataContainer(mEngine, this); 

    mGraphDataContainer = new GraphDataContainer(mEngine, this);

    createMenu();

    showValues();

}

// ---------------------------------------------------------------------------

MainView::~MainView()

{

}

// ---------------------------------------------------------------------------

void MainView::createMenu()

{

    HbMenu *menu = this->menu();

    HbToolBar *toolbar = this->toolBar();

    if (menu && toolbar) {

        mSwitchViewAction = new HbAction(toolbar);

        toolbar->addAction(mSwitchViewAction);

        QActionGroup *viewGroup = new QActionGroup(this);

        HbMenu *viewSubmenu = menu->addMenu(tr("View"));

        mValuesAction = viewSubmenu->addAction(tr("Values"), this, SLOT(showValues()));

        mValuesAction->setCheckable(true);

        mValuesAction->setChecked(true);

        viewGroup->addAction(mValuesAction);

        mGraphAction = viewSubmenu->addAction(tr("Graphs"), this, SLOT(showGraphs()));

        mGraphAction->setCheckable(true);

        viewGroup->addAction(mGraphAction);

        mLoggingAction = menu->addAction(QString(), this, SLOT(toggleLogging()));

        toolbar->addAction(mLoggingAction);

        updateLoggingAction();

        menu->addAction(tr("Settings..."), this, SIGNAL(settingsCommandInvoked()));

        menu->addAction(tr("About..."), this, SLOT(showAbout()));

        menu->addAction(tr("Exit"), qApp, SLOT(quit()));

    }

}

void MainView::showValues()

{

    // remove old widget & take ownership

    takeWidget();

    mGraphDataContainer->hideContainer();

    mValueDataContainer->showContainer(); 

    // set new widget

    this->setWidget(mValueDataContainer);

    mValuesAction->setChecked(true);

    mSwitchViewAction->setText(tr("View Graphs"));

    disconnect(mSwitchViewAction, SIGNAL(triggered(bool)), this, SLOT(showValues()));

    connect(mSwitchViewAction, SIGNAL(triggered(bool)), this, SLOT(showGraphs()));

}

void MainView::showGraphs()

{

    // remove old widget & take ownership

    takeWidget();

    mValueDataContainer->hideContainer();    

    mGraphDataContainer->showContainer();

    // set new widget

    this->setWidget(mGraphDataContainer);

    mGraphAction->setChecked(true);

    mSwitchViewAction->setText(tr("View Values"));

    disconnect(mSwitchViewAction, SIGNAL(triggered(bool)), this, SLOT(showGraphs()));

    connect(mSwitchViewAction, SIGNAL(triggered(bool)), this, SLOT(showValues()));

}

void MainView::updateLoggingAction()

{

    mLoggingAction->setText(mEngine.settings().loggingEnabled() ?

                            tr("Stop Logging") :

                            tr("Start Logging"));

}

void MainView::toggleLogging()

{

    mEngine.setLoggingEnabled(!mEngine.settings().loggingEnabled());

    updateLoggingAction();

}

void MainView::showAbout()

{

    HbMessageBox *messageBox = new HbMessageBox(HbMessageBox::MessageTypeInformation);

    messageBox->setText("Version 1.2.0 - 26th August 2010. Copyright © 2010 Nokia Corporation and/or its subsidiary(-ies). All rights reserved. Licensed under Eclipse Public License v1.0.");

    HbLabel *header = new HbLabel("About PerfMon", messageBox);

    messageBox->setHeadingWidget(header);

    messageBox->setAttribute(Qt::WA_DeleteOnClose);

    messageBox->setTimeout(HbPopup::NoTimeout);

    messageBox->open();

}