getdatacontainer.cpp

symbian中讲述的一个有关M类使用的例子

/*
* ============================================================================
*  Name     : CGetDataContainer from CCoeControl, MCoeControlObserver
*  Part of  : GetData
*  Copyright (c) 2003 Nokia. All rights reserved.
* ============================================================================
*/

// INCLUDE FILES
#include <eiklabel.h>  // for example label control
#include <barsread.h>  // for resource reader
#include <eikedwin.h>  // for CEikEdwin
#include <eikgted.h>   // for CEikGlobalTextEditor

#include <MClassExample.rsg>
#include "MClassExample.hrh"
#include "GetDataContainer.h"


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

// C++ default constructor can NOT contain any code, that
// might leave.
//
CGetDataContainer::CGetDataContainer()
    {
    }

// EPOC default constructor can leave.
void CGetDataContainer::ConstructL(const TRect& aRect)
    {
    CreateWindowL();

    SetRect(aRect);
    ActivateL();
    }

// Destructor
CGetDataContainer::~CGetDataContainer()
    {
    }

// ---------------------------------------------------------
// CGetDataContainer::FocusTo(TInt aCommand)
// Change foccused control.
// (other items were commented in a header).
// ---------------------------------------------------------
//

void CGetDataContainer::FocusTo(TInt aCommand)
    {
    }

// ---------------------------------------------------------
// CGetDataContainer::SizeChanged()
// Called by framework when the view size is changed
// (other items were commented in a header).
// ---------------------------------------------------------
//
void CGetDataContainer::SizeChanged()
    {
    }

// ---------------------------------------------------------
// CGetDataContainer::CountComponentControls() const
// (other items were commented in a header).
// ---------------------------------------------------------
//
TInt CGetDataContainer::CountComponentControls() const
    {
    return 0; // return nbr of controls inside this container
    }

// ---------------------------------------------------------
// CGetDataContainer::ComponentControl(TInt aIndex) const
// (other items were commented in a header).
// ---------------------------------------------------------
//
CCoeControl* CGetDataContainer::ComponentControl(TInt aIndex) const
    {
	return NULL;
    }

// ---------------------------------------------------------
// CGetDataContainer::Draw(const TRect& aRect) const
// (other items were commented in a header).
// ---------------------------------------------------------
//
void CGetDataContainer::Draw(const TRect& aRect) const
    {
    CWindowGc& gc = SystemGc();
    gc.SetPenStyle(CGraphicsContext::ENullPen);
    gc.SetBrushColor(KRgbBlack);
    gc.SetBrushStyle(CGraphicsContext::ESolidBrush);
    gc.DrawRect(aRect);
    }

// ---------------------------------------------------------
// CGetDataContainer::OfferKeyEventL(...)
// Notify key events to editors.
// (other items were commented in a header).
// ---------------------------------------------------------
//
TKeyResponse CGetDataContainer::OfferKeyEventL(
    const TKeyEvent& aKeyEvent, TEventCode aType)
    {
    return EKeyWasNotConsumed;
    }


// ---------------------------------------------------------
// CGetDataContainer::HandleControlEventL(
//     CCoeControl* aControl,TCoeEvent aEventType)
// (other items were commented in a header).
// ---------------------------------------------------------
//
void CGetDataContainer::HandleControlEventL(
    CCoeControl* /*aControl*/,TCoeEvent /*aEventType*/)
    {
    }

// End of File