// Copyright (c) 2004-2009 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:

// Source file for the implementation of the 

// application view class - CResourceView

// 

//

#include "ResourceHandler.h"

CResourceView::CResourceView()

	{

	}

CResourceView* CResourceView::NewL(const TRect& aRect, CResourceAppUi *aAppUi)

	{

	CResourceView* self = new(ELeave) CResourceView();

	CleanupStack::PushL(self);

	self->ConstructL(aRect, aAppUi);

	CleanupStack::Pop();

	return self;

	}

CResourceView::~CResourceView()

	{

	delete iCommandButton;

	}

void CResourceView::ConstructL(const TRect& aRect, CResourceAppUi* aAppUi)

    {

	// Initialisation

	iAppUi = aAppUi;

	iObjectsViewed = EObjectProcess;

	CreateWindowL();

	// Whole extent of view

	SetRect(aRect);

	// Border around components in pixels

	iBorder = 1;

	// Place the refresh button	

	iCommandButton = new(ELeave) CEikCommandButton;

	iCommandButton->SetTextL(_L("Refresh"));

	iCommandButton->SetSize(iCommandButton->MinimumSize());

	iCommandButton->SetPosition(TPoint(Rect().Width() - iCommandButton->Size().iWidth - iBorder, iBorder));

	iCommandButton->SetContainerWindowL(*this);

	iCommandButton->SetObserver(this);

	TInt buttonHeight = iCommandButton->Size().iHeight;	

	// Get the title font height

	TInt titleHeight = iEikonEnv->TitleFont()->HeightInPixels();

	TInt tablePosition = 0;

	if (titleHeight>=buttonHeight) 

		tablePosition=titleHeight;

	else

		tablePosition=buttonHeight;

	CResourceList::ConstructL(tablePosition);

// Activate the main window control - this will also activate the contained controls

	ActivateL();

	DrawNow();

	}

void CResourceView::Draw(const TRect& /*aRect*/) const

	{

	CWindowGc& gc = SystemGc();                     

	gc.Clear();

	// Put title on view

	const CFont* fontUsed = iEikonEnv->TitleFont();

	gc.UseFont(fontUsed);

	gc.SetPenColor(KRgbBlack);

	TPoint pos(iBorder,fontUsed->AscentInPixels()+iBorder);

	gc.DrawText(iTitle, pos);

	gc.DiscardFont();

	}

TInt CResourceView::CountComponentControls() const

	{

	return 2;

	}

CCoeControl* CResourceView::ComponentControl(TInt aIndex) const

	{

	if (aIndex == 0)

		return iCommandButton;

	else 

		return CResourceList::GetListBox();

	}

// for use by refresh button control

void CResourceView::HandleControlEventL(CCoeControl* aControl,TCoeEvent /*aEventType*/)

	{	

	if (aControl == iCommandButton)

		{

		UpdateView();

		}

	}

void CResourceView::InvalidateView(void) const

	{

	Window().Invalidate(Rect()); //calls Draw()

	}

void CResourceView::UpdateView(void)

	{

	CResourceList::UpdateListData();

	UpdateTitle();

	InvalidateView();

	}

void CResourceView::UpdateTitle(void)

	{

	// assume the table data, iResourceCount and iObjectViewed data are up to date

	TBufC<20> title;

	// Set the title appropriately

	switch (iObjectsViewed)

		{

		case EObjectProcess: 

			title = _L("Processes");

			break;

		case EObjectThread: 

			title = _L("Threads");

			break;

		case EObjectChunk: 

			title = _L("Chunks");  

			break;

		case EObjectLibrary: 

			title = _L("Libraries"); 

			break;

		case EObjectServer: 

			title = _L("Servers");  

			break;

		case EObjectSemaphore: 

			title = _L("Semaphores"); 

			break;

		case EObjectMutex: 

			title = _L("Mutexes");  

			break;

		case EObjectLogicalDevice: 

			title = _L("Log. Devices"); 

			break;

		case EObjectPhysicalDevice: 

			title = _L("Phy. Devices"); 

			break;

		case EObjectLogicalChannel: 

			title = _L("Log. Channels"); 

			break;

		case EObjectWindow: 

			title = _L("Window Grps"); 

			break;

		case EObjectDrive: 

			title = _L("Drives");  

			break;

		case EObjectHal: 

			title = _L("HALs");  

			break;

		default: break;

		}

	//set title and resource count

	TBuf<2> openingBracket(_L(" ("));

	TBuf<1> closingBracket(_L(")"));

	iTitle.Format(_L("%S%S%u%S"), &title, &openingBracket, iResourceCount, &closingBracket);

	}