// Copyright (c) 2003-2009 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:

// THelpViewCtrls module

// 

//

#include "thelpviewctrls.h"

// System includes

#include <techview/eikcmbut.h>

#include <techview/eikedwin.h>

//

#include "hlpmodel.h"

// Constants

const TInt KTimeOutPeriod = 10000000; // Ten seconds

// Literal constants

_LIT(KDoneCaption, "Done");

//

// ----> CHlpSearchPrompt (header)

//

CHlpSearchPrompt::CHlpSearchPrompt()

	{

	}

CHlpSearchPrompt::~CHlpSearchPrompt()

	{

	iHideTimer->Cancel();

	delete iHideTimer;

	delete iEdwin;

	}

void CHlpSearchPrompt::ConstructL(CCoeControl& aParent)

	{

	CreateWindowL(&aParent);

	iHideTimer = CPeriodic::NewL(CActive::EPriorityIdle);

	iEdwin = new(ELeave) CEikEdwin();

	iEdwin->SetContainerWindowL(*this);

	iEdwin->ConstructL(0, 25, 140, 1);

	iEdwin->CreateTextViewL();

	iEdwin->SetObserver(this);

	}

//

//

//

void CHlpSearchPrompt::ResetSearchL()

	{

	iEdwin->Text()->Reset();

	iEdwin->NotifyNewDocumentL();

	iEdwin->DrawNow();

	}

HBufC* CHlpSearchPrompt::SearchTextLC()

	{

	HBufC* buf = iEdwin->GetTextInHBufL();

	CleanupStack::PushL(buf);

	return buf;

	}

//

//

//

void CHlpSearchPrompt::MakeVisible(TBool aVisible)

	{

	CCoeControl::MakeVisible(aVisible);

	if	(!aVisible)

		{

		iHideTimer->Cancel();

		ResetSearchL();       // Leaves if not visible

		}

	}

void CHlpSearchPrompt::SizeChanged()

	{

	iEdwin->SetRect(Rect());

	}

TInt CHlpSearchPrompt::CountComponentControls() const

	{

	return 1;

	}

CCoeControl* CHlpSearchPrompt::ComponentControl(TInt/* aIndex*/) const

	{

	return iEdwin;

	}

TKeyResponse CHlpSearchPrompt::OfferKeyEventL(const TKeyEvent& aKeyEvent, TEventCode aType)

	{

	if	(aKeyEvent.iCode == EKeyEnter && aType == EEventKey)

		{

		ReportEventL(EEventStateChanged);

		return EKeyWasConsumed;

		}

	else if	(aKeyEvent.iCode == EKeyEscape && aType == EEventKey)

		{

		MakeVisible(EFalse);

		return EKeyWasConsumed;

		}

	else

		{

		iHideTimer->Cancel();

		iHideTimer->Start(KTimeOutPeriod, KTimeOutPeriod, TCallBack(HandleTimerExpiredL, this));

		return iEdwin->OfferKeyEventL(aKeyEvent, aType);

		}

	}

//

//

//

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

	{

	}

//

//

//

TInt CHlpSearchPrompt::HandleTimerExpiredL(TAny* aSelf)

	{

	CHlpSearchPrompt* self = STATIC_CAST(CHlpSearchPrompt*, aSelf);

	self->MakeVisible(EFalse);

	return EFalse; // one shot

	}

//

// ----> CHlpListBox (source)

//

CHlpListBox::CHlpListBox()

	{

	}

CHlpListBox::~CHlpListBox()

	{

	delete iContent;

	delete iButton;

	delete iListBox;

	}

void CHlpListBox::ConstructL(CCoeControl& aParent)

	{

	SetContainerWindowL(aParent);

	iButton = new(ELeave) CEikCommandButton();

	iButton->SetContainerWindowL(*this);

	iButton->SetTextL(KDoneCaption);

	iButton->SetObserver(this);

	iListBox = new(ELeave) CEikTextListBox();

	iListBox->ConstructL(this, CEikListBox::ENoExtendedSelection);

	iListBox->CreateScrollBarFrameL()->SetScrollBarVisibilityL(CEikScrollBarFrame::EOff, CEikScrollBarFrame::EAuto);

	iListBox->SetObserver(this);

	}

//

// FROM CCoeControl

//

void CHlpListBox::SizeChanged()

	{

	TRect rect(Rect());

	TSize size(rect.Size());

	const TInt KButtonHeight = iButton->MinimumSize().iHeight;

	iButton->SetExtent(rect.iTl, TSize(size.iWidth, KButtonHeight));

	rect.iTl.iY += KButtonHeight;

	iListBox->SetRect(rect);

	}

TInt CHlpListBox::CountComponentControls() const

	{

	return 2;

	}

CCoeControl* CHlpListBox::ComponentControl(TInt aIndex) const

	{

	if	(!aIndex)

		return iListBox;

	return iButton;

	}

TKeyResponse CHlpListBox::OfferKeyEventL(const TKeyEvent& aKeyEvent, TEventCode aType)

	{

	return iListBox->OfferKeyEventL(aKeyEvent, aType);

	}

TSize CHlpListBox::MinimumSize()

	{

	return iButton->MinimumSize();

	}

//

// NEW

//

const CHlpItem& CHlpListBox::HelpItemL() const

	{

	TInt index = iListBox->CurrentItemIndex();

	if	(!iContent || index >= iContent->MdcaCount())

		User::Leave(KErrNotFound);

	// Return the topic id of the topic that the user is interested in

	return *iContent->Item(index);

	}

void CHlpListBox::PopulateListBoxL(CHlpList* aContent)

	{

	SetContent(aContent);

	CDesCArray* itemArray = STATIC_CAST(CDesCArray*, iListBox->Model()->ItemTextArray());

	itemArray->Reset();

	const TInt count = iContent->MdcaCount();

	for(TInt i=0; i<count; i++)

		{

		itemArray->AppendL(iContent->MdcaPoint(i));

		}

	iListBox->HandleItemAdditionL();

	iListBox->SetCurrentItemIndex(0); // first item

	}

//

// FROM MCoeControlObserver

//

void CHlpListBox::HandleControlEventL(CCoeControl* aControl, TCoeEvent aEventType)

	{

	if	(aControl == iButton)

		ReportEventL(EEventRequestExit);

	else if (aControl == iListBox)

		ReportEventL(aEventType);

	}

//

// INTERNAL

//

void CHlpListBox::SetContent(CHlpList* aContent)

	{

	delete iContent;

	iContent = aContent;

	}