/*

 * 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 <HbToolBar>

#include <HbAction>

#include <HbDataForm>

#include <HbDataFormModel>

#include <HbProgressDialog>

#include "memspyswmtview.h"

#include "enginewrapper.h"

const QStringList MODE_ITEMS = QStringList() << 

	MemSpySwmtView::tr("Basic") << 

	MemSpySwmtView::tr("Full") << 

	MemSpySwmtView::tr("Custom");

const QStringList CATEGORIES_ITEMS = QStringList() <<

	MemSpySwmtView::tr("FileServer Cache") <<

	//MemSpySwmtView::tr("Bitmap Handles") <<

	MemSpySwmtView::tr("User Heap") <<

	//MemSpySwmtView::tr("Kernel Heap") <<

	MemSpySwmtView::tr("Local Chunks") <<

	MemSpySwmtView::tr("Global Chunks") <<

	MemSpySwmtView::tr("RAM Drive") <<

	//MemSpySwmtView::tr("User Stacks") <<

	//MemSpySwmtView::tr("Global Data") <<

	MemSpySwmtView::tr("RAM-loaded Code") <<

	MemSpySwmtView::tr("Kernel Handles") <<

	MemSpySwmtView::tr("Open Files") <<

	MemSpySwmtView::tr("Disk Usage") <<

	MemSpySwmtView::tr("System Memory") <<

	MemSpySwmtView::tr("Windows Groups");

MemSpySwmtView::MemSpySwmtView(EngineWrapper &engine, ViewManager &viewManager) : 

	MemSpyView(engine, viewManager), 

	mToggleTimerAction(0),

	mCategoriesItem(0),

	mProgressDialog(0)

{

}

MemSpySwmtView::~MemSpySwmtView()

{

}

void MemSpySwmtView::initialize(const QVariantMap& params)

{

	setTitle(tr("SWMT"));

	MemSpyView::initialize(params);

}

HbToolBar* MemSpySwmtView::createToolBar()

{

	HbToolBar* toolBar = new HbToolBar();

	mToggleTimerAction = toolBar->addAction("", this, SLOT(toggleTimer()));

	toolBar->addAction(tr("Dump Now"), this, SLOT(forceDump()));

	updateTimerAction(mEngine.isSwmtRunning());

	return toolBar;

}

HbWidget* MemSpySwmtView::createCentralWidget()

{

	mModel = new HbDataFormModel(this);

	mTimerItem = mModel->appendDataFormItem(

			HbDataFormModelItem::TextItem, tr("Timer (sec.)"));

	mTimerItem->setContentWidgetData("maxLength", 2);

	mTimerItem->setContentWidgetData("text", mEngine.settings().swmtTimerPeriod());

	mModeItem = mModel->appendDataFormItem(

			HbDataFormModelItem::ComboBoxItem, tr("Tracking mode"));

	mModeItem->setContentWidgetData("items", MODE_ITEMS);

	mModeItem->setContentWidgetData("currentIndex", mEngine.settings().swmtMode());

	modeChanged(mEngine.settings().swmtMode());

	HbDataForm* form = new HbDataForm(this);

	form->setModel(mModel);

	form->addConnection(mModeItem, SIGNAL(currentIndexChanged(int)), this, SLOT(modeChanged(int)));

	return form;

}

void MemSpySwmtView::updateTimerAction(bool isRunning)

{

	mToggleTimerAction->setText(isRunning ? tr("Stop Timer") : tr("Start Timer"));

}

void MemSpySwmtView::toggleTimer()

{

	bool wasRunning = mEngine.isSwmtRunning();

	if (wasRunning)

		mEngine.stopSwmt();

	else

	{

		updateSettings();

		mEngine.startSwmt(qBound(5, mTimerItem->contentWidgetData("text").toInt(), 60));

	}

	updateTimerAction(!wasRunning);

}

void MemSpySwmtView::forceDump()

{

	updateSettings();

	mEngine.updateOutputSettings();

	MemSpySwmtDumpTracker* tracker = mEngine.createSwmtDumpTracker();

	connect(tracker, SIGNAL(finished(int)), this, SLOT(asyncOperationFinished(int)));

	mProgressDialog = new HbProgressDialog(HbProgressDialog::WaitDialog);

	mProgressDialog->setText(tr("Please wait..."));

	mProgressDialog->setPrimaryAction(0);

	mProgressDialog->show();

	tracker->start();

}

void MemSpySwmtView::updateSettings()

{

	mEngine.settings().setSwmtTimerPeriod(mTimerItem->contentWidgetData("text").toInt());

	mEngine.settings().setSwmtMode(static_cast<SwmtMode>(

			mModeItem->contentWidgetData("currentIndex").toInt()));

	if (mCategoriesItem)

		mEngine.settings().setSwmtCategories(mCategoriesItem->contentWidgetData("selectedItems").toList());

	mEngine.setSwmtSettings(static_cast<SwmtMode>(mEngine.settings().swmtMode()), 

		mEngine.settings().swmtCategories());

}

void MemSpySwmtView::modeChanged(int mode)

{

	if (mode != SwmtModeCustom && mCategoriesItem)

		removeCategoriesItem();

	else if (mode == SwmtModeCustom && !mCategoriesItem)

		createCategoriesItem();

}

void MemSpySwmtView::asyncOperationFinished(int errorCode)

{

	Q_UNUSED(errorCode);

	mProgressDialog->hide();

	delete mProgressDialog;

	mProgressDialog = 0;

	delete sender();

}

void MemSpySwmtView::createCategoriesItem()

{

	mCategoriesItem = mModel->appendDataFormItem(

			HbDataFormModelItem::MultiselectionItem, tr("Categories"));

	mCategoriesItem->setContentWidgetData("items", CATEGORIES_ITEMS);

	mCategoriesItem->setContentWidgetData("selectedItems", mEngine.settings().swmtCategories());

}

void MemSpySwmtView::removeCategoriesItem()

{

	mModel->removeItem(mCategoriesItem);

	mCategoriesItem = 0;

}