point24containerview.cpp

symbian平台下的24点游戏编程 很适合初学者的例子

/*
========================================================================
 Name        : Point24ContainerView.cpp
 Author      : luomao2000
 Copyright   : [e-mail]
Reserved
 Description : 
========================================================================
*/
#include <aknviewappui.h>
#include <eikmenub.h>
#include <avkon.hrh>
#include <barsread.h>
#include <stringloader.h>
#include <gdi.h>
#include <eikedwin.h>
#include <eikenv.h>
#include <eiklabel.h>
#include <akncontext.h>
#include <akntitle.h>
#include <eikbtgpc.h>
#include <Point24.rsg>
#include <aknstaticnotedialog.h> 

#include "Point24.hrh"
#include "Point24ContainerView.h"
#include "Point24Container.hrh"
#include "Point24Container.h"

/**
 * First phase of Symbian two-phase construction. Should not contain any
 * code that could leave.
 */
CPoint24ContainerView::CPoint24ContainerView()
	{
	iPoint24Container = NULL;
	}
/** 
 * The view's destructor removes the container from the control
 * stack and destroys it.
 */
CPoint24ContainerView::~CPoint24ContainerView()
	{
	delete iPoint24Container;
	iPoint24Container = NULL;
	}

/**
 * Symbian two-phase constructor.
 * This creates an instance then calls the second-phase constructor
 * without leaving the instance on the cleanup stack.
 * @return new instance of CPoint24ContainerView
 */
CPoint24ContainerView* CPoint24ContainerView::NewL()
	{
	CPoint24ContainerView* self = CPoint24ContainerView::NewLC();
	CleanupStack::Pop( self );
	return self;
	}

/**
 * Symbian two-phase constructor.
 * This creates an instance, pushes it on the cleanup stack,
 * then calls the second-phase constructor.
 * @return new instance of CPoint24ContainerView
 */
CPoint24ContainerView* CPoint24ContainerView::NewLC()
	{
	CPoint24ContainerView* self = new ( ELeave ) CPoint24ContainerView();
	CleanupStack::PushL( self );
	self->ConstructL();
	return self;
	}


/**
 * Second-phase constructor for view.  
 * Initialize contents from resource.
 */ 
void CPoint24ContainerView::ConstructL()
	{
	BaseConstructL( R_POINT24_CONTAINER_POINT24_CONTAINER_VIEW );
	}
	
/**
 * @return The UID for this view
 */
TUid CPoint24ContainerView::Id() const
	{
	return TUid::Uid( EPoint24ContainerViewId );
	}

/**
 * Handle a command for this view (override)
 * @param aCommand command id to be handled
 */
void CPoint24ContainerView::HandleCommandL( TInt aCommand )
	{   
	TBool commandHandled = EFalse;
	switch ( aCommand )
		{	
		// code to dispatch to the AknView's menu and CBA commands is generated here
		case EPoint24ContainerViewAboutMenuItemCommand:
			{
			ShowMessageL();
			commandHandled = ETrue;
			break;
			}
		default:
			break;
		}
	
		
	if ( !commandHandled ) 
		{
	
		if ( aCommand == EAknSoftkeyExit )
			{
			AppUi()->HandleCommandL( EEikCmdExit );
			}
	
		}
	}

/**
 *	Handles user actions during activation of the view, 
 *	such as initializing the content.
 */
void CPoint24ContainerView::DoActivateL(
		const TVwsViewId& /*aPrevViewId*/,
		TUid /*aCustomMessageId*/,
		const TDesC8& /*aCustomMessage*/ )
	{
	SetupStatusPaneL();
	
	if ( !iPoint24Container )
		{
		iPoint24Container = CPoint24Container::NewL( ClientRect(), NULL, this );
		iPoint24Container->SetMopParent( this );
		AppUi()->AddToStackL( *this, iPoint24Container );
		} 
	}

/**
 */
void CPoint24ContainerView::DoDeactivate()
	{
	CleanupStatusPane();
	
	if ( iPoint24Container )
		{
		AppUi()->RemoveFromViewStack( *this, iPoint24Container );
		delete iPoint24Container;
		iPoint24Container = NULL;
		}
	}

void CPoint24ContainerView::SetupStatusPaneL()
	{
	// reset the context pane
	TUid contextPaneUid = TUid::Uid( EEikStatusPaneUidContext );
	CEikStatusPaneBase::TPaneCapabilities subPaneContext = 
		StatusPane()->PaneCapabilities( contextPaneUid );
	if ( subPaneContext.IsPresent() && subPaneContext.IsAppOwned() )
		{
		CAknContextPane* context = static_cast< CAknContextPane* > ( 
			StatusPane()->ControlL( contextPaneUid ) );
		context->SetPictureToDefaultL();
		}
	
	// setup the title pane
	TUid titlePaneUid = TUid::Uid( EEikStatusPaneUidTitle );
	CEikStatusPaneBase::TPaneCapabilities subPaneTitle = 
		StatusPane()->PaneCapabilities( titlePaneUid );
	if ( subPaneTitle.IsPresent() && subPaneTitle.IsAppOwned() )
		{
		CAknTitlePane* title = static_cast< CAknTitlePane* >( 
			StatusPane()->ControlL( titlePaneUid ) );
		TResourceReader reader;
		iEikonEnv->CreateResourceReaderLC( reader, R_POINT24_CONTAINER_TITLE_RESOURCE );
		title->SetFromResourceL( reader );
		CleanupStack::PopAndDestroy(); // reader internal state
		}
	}

void CPoint24ContainerView::CleanupStatusPane()
	{
	}

/** 
 * Handle status pane size change for this view (override)
 */
void CPoint24ContainerView::HandleStatusPaneSizeChange()
	{
	CAknView::HandleStatusPaneSizeChange();
	
	// this may fail, but we're not able to propagate exceptions here
	TInt result;
	TRAP( result, SetupStatusPaneL() ); 
	}
	
void CPoint24ContainerView::ShowMessageL()
	{
	CAknStaticNoteDialog* note = new( ELeave )CAknStaticNoteDialog();
	CleanupStack::PushL( note );
	note->PrepareLC( R_POINT24_CONTAINER_MESSAGE_NOTE );
	_LIT( KMessage, "Written by [e-mail]" );
    note->SetTextL( KMessage );
    note->SetTone( CAknNoteDialog::EConfirmationTone );
    note->RunLD();
	CleanupStack::Pop( note );
	}