controlsappui.cpp

s60源码

/**
* 
* @brief Definition of CControlsAppUi
*
* Copyright (c) EMCC Software Ltd 2003
* @version 1.0
*/

// INCLUDE FILES

//	Class include
#include "Controlsappui.h"

// System includes
#include <aknnavi.h> // CAknNavigationControlContainer
#include <aknnavide.h> // CAknNavigationDecorator
#include <akntabgrp.h> // CAknTabGroup
#include <Controls.rsg>

// User includes
#include "Controls.hrh" // TControlsViewNumber
#include "SimpleControlView.h" // CSimpleControlView
#include "CompoundControlView.h" // CCompoundControlView

// ================= MEMBER FUNCTIONS =======================

/**
* Symbian OS 2nd phase constructor.  Constructs the application's views, 
* transferring ownership of them to the superclass.
* Sets view 1 as the default and remembers that this is the current view id.  
*/	
void CControlsAppUi::ConstructL()
	{
	BaseConstructL();
	
	// Show tabs for main views from resources
	CEikStatusPane* sp = StatusPane();
	
	// Fetch pointer to the default navi pane control
	iNaviPane = (CAknNavigationControlContainer*)sp->ControlL(
		TUid::Uid(EEikStatusPaneUidNavi));
	
	// Tabgroup has been read from resource and it were pushed to the navi pane. 
	// Get pointer to the navigation decorator with the ResourceDecorator() function. 
	// Application owns the decorator and it has responsibility to delete the object.
	iDecoratedTabGroup = iNaviPane->ResourceDecorator();
	if (iDecoratedTabGroup)
		{
		iTabGroup = (CAknTabGroup*) iDecoratedTabGroup->DecoratedControl();
		}
	
	iView1 = CSimpleControlView::NewL();
	AddViewL(iView1); // transfer ownership
	
	iView2 = CCompoundControlView::NewL();
	AddViewL(iView2); // transfer ownership
	
	SetDefaultViewL(*iView1);
	}

/**
* Destructor.
* Deletes the iDecoratedTabGroup
*/	
CControlsAppUi::~CControlsAppUi()
	{
	delete iDecoratedTabGroup;
	}

/**
* From CEikAppUi, takes care of key event handling for both views.
*
* @param aKeyEvent Event to handled.
* @param aType Type of the key event. 
* @return Response code (EKeyWasConsumed, EKeyWasNotConsumed). 
*/
TKeyResponse CControlsAppUi::HandleKeyEventL(
	const TKeyEvent& aKeyEvent, TEventCode /*aType*/)
	{
	if (!iTabGroup)
		{
		return EKeyWasNotConsumed;
		}
	
	TInt active = iTabGroup->ActiveTabIndex();
	TInt count = iTabGroup->TabCount();
	
	switch (aKeyEvent.iCode)
		{
		case EKeyLeftArrow:
			if (active > 0)
				{
				active--;
				iTabGroup->SetActiveTabByIndex(active);
				ActivateLocalViewL(TUid::Uid(iTabGroup->TabIdFromIndex(active)));
				}
			break;
		case EKeyRightArrow:
			if((active + 1) < count)
				{
				active++;
				iTabGroup->SetActiveTabByIndex(active);
				ActivateLocalViewL(TUid::Uid(iTabGroup->TabIdFromIndex(active)));
				}
			break;
		default:
			return EKeyWasNotConsumed;
			break;
		}
	
	return EKeyWasConsumed;
	}

/**
* From CEikAppUi, takes care of command handling for both views.
*
* @param aCommand command to be handled
*/
void CControlsAppUi::HandleCommandL(TInt aCommand)
	{
	switch (aCommand)
		{
		case EEikCmdExit:
			{
			Exit();
			break;
			}
		default:
			break;
		}	
	}

// End of File