uitestcontainer.cpp

Symbian S60 UI training example

/*
========================================================================
 Name        : UiTestContainer.cpp
 Author      : Andreas Jakl
 Copyright   : 2007, Mopius
 Description :
========================================================================
*/
// [[[ begin generated region: do not modify [Generated System Includes]
#include <aknviewappui.h>
#include <eikappui.h>
#include <UiTest.rsg>
// ]]] end generated region [Generated System Includes]

// [[[ begin generated region: do not modify [Generated User Includes]
#include "UiTestContainer.h"
#include "UiTestContainerView.h"
#include "UiTest.hrh"
// ]]] end generated region [Generated User Includes]

// [[[ begin generated region: do not modify [Generated Constants]
// ]]] end generated region [Generated Constants]

/**
 * First phase of Symbian two-phase construction. Should not
 * contain any code that could leave.
 */
CUiTestContainer::CUiTestContainer()
{
	// [[[ begin generated region: do not modify [Generated Contents]
	// ]]] end generated region [Generated Contents]

}
/**
 * Destroy child controls.
 */
CUiTestContainer::~CUiTestContainer()
{
	// [[[ begin generated region: do not modify [Generated Contents]
	// ]]] end generated region [Generated Contents]
	delete iLabelName;
}

/**
 * Construct the control (first phase).
 *  Creates an instance and initializes it.
 *  Instance is not left on cleanup stack.
 * @param aRect bounding rectangle
 * @param aParent owning parent, or NULL
 * @param aCommandObserver command observer
 * @return initialized instance of CUiTestContainer
 */
CUiTestContainer* CUiTestContainer::NewL(
    const TRect& aRect,
    const CCoeControl* aParent,
    MEikCommandObserver* aCommandObserver )
{
	CUiTestContainer* self = CUiTestContainer::NewLC( aRect, aParent, aCommandObserver );
	CleanupStack::Pop( self );
	return self;
}

/**
 * Construct the control (first phase).
 *  Creates an instance and initializes it.
 *  Instance is left on cleanup stack.
 * @param aRect The rectangle for this window
 * @param aParent owning parent, or NULL
 * @param aCommandObserver command observer
 * @return new instance of CUiTestContainer
 */
CUiTestContainer* CUiTestContainer::NewLC(
    const TRect& aRect,
    const CCoeControl* aParent,
    MEikCommandObserver* aCommandObserver )
{
	CUiTestContainer* self = new (ELeave) CUiTestContainer();
	CleanupStack::PushL( self );
	self->ConstructL( aRect, aParent, aCommandObserver );
	return self;
}

/**
 * Construct the control (second phase).
 *  Creates a window to contain the controls and activates it.
 * @param aRect bounding rectangle
 * @param aCommandObserver command observer
 * @param aParent owning parent, or NULL
 */
void CUiTestContainer::ConstructL(
    const TRect& aRect,
    const CCoeControl* aParent,
    MEikCommandObserver* aCommandObserver )
{
	if ( !aParent )
	{
		CreateWindowL();
	}
	else
	{
		SetContainerWindowL( *aParent );
	}
	iFocusControl = NULL;
	iCommandObserver = aCommandObserver;
	InitializeControlsL();

	iLabelName = new (ELeave) CEikLabel();
	iLabelName->SetContainerWindowL( *this );		// Label is non-window-owning
	iLabelName->SetTextL(KNullDesC);				// Initially no text
	iLabelName->SetAlignment( EHCenterVCenter );	// Align the text in the center
	iLabelName->SetExtentToWholeScreen();		// Set the size and position

	SetRect( aRect );
	ActivateL();
	// [[[ begin generated region: do not modify [Post-ActivateL initializations]
	// ]]] end generated region [Post-ActivateL initializations]

}

/**
* Return the number of controls in the container (override)
* @return count
*/
TInt CUiTestContainer::CountComponentControls() const
{
	return (int) ELastControl;
}

/**
* Get the control with the given index (override)
* @param aIndex Control index [0...n) (limited by #CountComponentControls)
* @return Pointer to control
*/
CCoeControl* CUiTestContainer::ComponentControl( TInt aIndex ) const
{
	// [[[ begin generated region: do not modify [Generated Contents]
	switch ( aIndex )
	{
	case ELabelName:
		return iLabelName;
		break;
	}
	// ]]] end generated region [Generated Contents]

	// handle any user controls here...

	return NULL;
}

/**
 *	Handle resizing of the container. This implementation will lay out
 *  full-sized controls like list boxes for any screen size, and will layout
 *  labels, editors, etc. to the size they were given in the UI designer.
 *  This code will need to be modified to adjust arbitrary controls to
 *  any screen size.
 */
void CUiTestContainer::SizeChanged()
{
	CCoeControl::SizeChanged();
	LayoutControls();
	// [[[ begin generated region: do not modify [Generated Contents]

	// ]]] end generated region [Generated Contents]

}

// [[[ begin generated function: do not modify
/**
 * Layout components as specified in the UI Designer
 */
void CUiTestContainer::LayoutControls()
{}
// ]]] end generated function

/**
 *	Handle key events.
 */
TKeyResponse CUiTestContainer::OfferKeyEventL( const TKeyEvent& aKeyEvent, TEventCode aType )
{
	// [[[ begin generated region: do not modify [Generated Contents]

	// ]]] end generated region [Generated Contents]

	if ( iFocusControl &&
	        iFocusControl->OfferKeyEventL( aKeyEvent, aType ) == EKeyWasConsumed )
		return EKeyWasConsumed;
	return CCoeControl::OfferKeyEventL( aKeyEvent, aType );
}

// [[[ begin generated function: do not modify
/**
 *	Initialize each control upon creation.
 */
void CUiTestContainer::InitializeControlsL()
{
}
// ]]] end generated function

/**
 * Handle global resource changes, such as scalable UI or skin events (override)
 */
void CUiTestContainer::HandleResourceChange( TInt aType )
{
	CCoeControl::HandleResourceChange( aType );
	SetRect( iAvkonViewAppUi->View( TUid::Uid( EUiTestContainerViewId ) )->ClientRect() );
	// [[[ begin generated region: do not modify [Generated Contents]
	// ]]] end generated region [Generated Contents]

}

/**
 *	Draw container contents.
 */
void CUiTestContainer::Draw( const TRect& aRect ) const
{
	// [[[ begin generated region: do not modify [Generated Contents]
	CWindowGc& gc = SystemGc();
	gc.Clear( aRect );

	// ]]] end generated region [Generated Contents]

}

void CUiTestContainer::SetLabelTextL( const TDesC& aText )
{
	iLabelName->SetTextL(aText);		// Update the text of the label
	DrawDeferred();				// Request a screen redraw
}