symbian4view2.cpp

S60 3版 音乐播放器及进度条实现 功能：前后倒放歌曲及暂停等功能

/*
============================================================================
Name        : CSymbian4View2 from Symbian3View2.h
Author      : 
Version     :
Copyright   : Your copyright notice
Description : CSymbian4View2 implementation
============================================================================
*/

// INCLUDE FILES
#include  <aknviewappui.h>
#include  <avkon.hrh>
#include  <Symbian4.rsg>
#include  "Symbian4View2.h"
#include  "Symbian4Container2.h" 
#include <Symbian4.hrh>
#include "Symbian4Appui.h"
#include "Symbian4View.h"
// ================= MEMBER FUNCTIONS =======================

// ---------------------------------------------------------
// CSymbian4View2::ConstructL(const TRect& aRect)
// EPOC two-phased constructor
// ---------------------------------------------------------
//

CSymbian4View2* CSymbian4View2::NewL()
{
	CSymbian4View2* self = NewLC();
	CleanupStack::Pop(self);
	return self;
}
CSymbian4View2* CSymbian4View2::NewLC()
{
	CSymbian4View2* self = new (ELeave) CSymbian4View2();
	CleanupStack::PushL(self);
	self->ConstructL();
	return self;
}
void CSymbian4View2::ConstructL()
{
	BaseConstructL( R_SYMBIAN4_VIEW2 );

}

// ---------------------------------------------------------
// CSymbian4View2::~CSymbian4View2()
// destructor
// ---------------------------------------------------------
//
CSymbian4View2::CSymbian4View2()
{
	ibool=EFalse;
	iContainer=NULL;
}
CSymbian4View2::~CSymbian4View2()
{
	if ( iContainer )
	{
		AppUi()->RemoveFromViewStack( *this, iContainer );
	}

	delete iContainer;

}

// ---------------------------------------------------------
// TUid CSymbian4View2::Id()
// 
// ---------------------------------------------------------
//
TUid CSymbian4View2::Id() const
{
	return KView2Id;
}

// ---------------------------------------------------------
// CSymbian4View2::HandleCommandL(TInt aCommand)
// takes care of view command handling
// ---------------------------------------------------------
//
void CSymbian4View2::HandleCommandL(TInt aCommand)
{   
	TBool commandHandled = EFalse;
	switch ( aCommand )
	{
	case EAknSoftkeyOk:
		{
			iEikonEnv->InfoMsg( _L("view2 ok") );
			break;
		}
	case EAknSoftkeyBack:
		{
			AppUi()->HandleCommandL(EEikCmdExit);

			break;
		}
	case ESymbian4CmdAppTest:
		{

			//	iStone = CMyStone::NewL();

			if (!ibool)
			{
				return;
			}

			TInt iNum=iContainer->GetSelectedItem();

			if (iNum<0)
			{
				return;
			}

			else
			{
				CSymbian4AppUi* pApp = (CSymbian4AppUi*)CEikonEnv::Static()->AppUi();
				pApp->SetCurrent(iContainer->GetSelectedItem());

				AppUi()->ActivateLocalViewL(KViewId);

			}			

			//	TInt nNum = iContainer->GetSelectedItem();

			//	iStone->PLayMusic(nNum);
			
			break;
		}
	case   EAknPop1:
		{

			DoDeactivate();
            
			ibool=ETrue;
			iContainer = new (ELeave) CSymbian4Container2(ibool);
			iContainer->SetMopParent(this);
			iContainer->ConstructL( ClientRect() );
			AppUi()->AddToStackL( *this, iContainer );
	
			break;
		}
	default:
		{
			AppUi()->HandleCommandL( aCommand );
			break;
		}
	}
}

// ---------------------------------------------------------
// CSymbian4View2::HandleClientRectChange()
// ---------------------------------------------------------
//
void CSymbian4View2::HandleClientRectChange()
{
	if ( iContainer )
	{
		iContainer->SetRect( ClientRect() );
	}
}

// ---------------------------------------------------------
// CSymbian4View2::DoActivateL(...)
// 
// ---------------------------------------------------------
//
void CSymbian4View2::DoActivateL(
								 const TVwsViewId& /*aPrevViewId*/,TUid /*aCustomMessageId*/,
								 const TDesC8& /*aCustomMessage*/)
{
	if (!iContainer)
	{
		iContainer = new (ELeave) CSymbian4Container2(ibool);
		iContainer->SetMopParent(this);
		iContainer->ConstructL( ClientRect() );
		AppUi()->AddToStackL( *this, iContainer );
	}
	
}

// ---------------------------------------------------------
// CSymbian4View2::DoDeactivate()
// 
// ---------------------------------------------------------
//
void CSymbian4View2::DoDeactivate()
{
	if ( iContainer )
	{
		AppUi()->RemoveFromViewStack( *this, iContainer );
	}

	delete iContainer;
	iContainer = NULL;
}