circlecontainer.cpp

如何实现一个活动对象

/*
* ============================================================================
*  Name     : CCircleContainer from CCoeControl, MCoeControlObserver
*  Part of  : LDMNO20
*  Copyright (c) 2003 Nokia. All rights reserved.
* ============================================================================
*/

// INCLUDE FILES
#include <LDMNO20.rsg>
#include "LDMNO20.hrh"
#include "CircleContainer.h"
#include "ActiveCircle.h"



#include <EIKMSG.H>
#include "Ball.mbg"
#include <aknutils.h>
#include <EIKAPP.h>
#include <f32file.h>
#include <EIKAPPUI.H>
// ================= MEMBER FUNCTIONS =======================

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

// EPOC default constructor can leave.
void CCircleContainer::ConstructL(const TRect& aRect)
    {
    CreateWindowL();
    SetRect(aRect);
	TBuf<KMaxPath> pathAppMbm;
#ifdef __WINS__
	pathAppMbm.Copy(_L("z:\\system\\apps\\LDMNO20\\LDMNO20.mbm"));
#else
	// 	CEikonEnv& ee = *CEikonEnv::Static();
	// 	CEikAppUi& ea = *( ee.EikAppUi() );
	// 	appFullName = (ea.Application())->AppFullName();
	
	TFileName appFullName;
	appFullName = iEikonEnv->Static()->EikAppUi()->Application()->AppFullName();
	// // 	TFileName appFullName;
	//  	appFullName = Application()->AppFullName();
	TParsePtr parse(appFullName);
	pathAppMbm.Copy(parse.DriveAndPath());
	pathAppMbm.Append(_L("LDMNO20.mbm"));
#endif
	iActive = new( ELeave) CActiveCircle(this, 50,50);
	iBall = iEikonEnv->CreateIconL(pathAppMbm,EMbmBallBall,EMbmBallBall_mask);
	

    ActivateL();
    }

// Destructor
CCircleContainer::~CCircleContainer()
    {
	iActive->Cancel();
	if(iBall != NULL)
	{
		delete iBall;
		iBall = NULL;
	}
	if(iActive != NULL)
	{
		delete iActive;
		iActive = NULL;
	}
    }

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

void CCircleContainer::FocusTo(TInt aCommand)
    {
    }

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

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

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

// ---------------------------------------------------------
// CCircleContainer::Draw(const TRect& aRect) const
// (other items were commented in a header).
// ---------------------------------------------------------
//
void CCircleContainer::Draw(const TRect& aRect) const
    {
    CWindowGc& gc = SystemGc();	
		// Clear the screen
	gc.Clear(Rect());

    gc.SetPenStyle(CGraphicsContext::ENullPen);
    gc.SetBrushColor(KRgbWhite);
    gc.SetBrushStyle(CGraphicsContext::ESolidBrush);
    gc.DrawRect(aRect);

	gc.BitBlt(iActive->GetPoint(), iBall->Bitmap());

	TSize PenSize(3,3);
	gc.SetPenSize(PenSize);
	gc.SetPenStyle(CGraphicsContext::ESolidPen);
	gc.SetPenColor(KRgbRed);
	gc.DrawLine(TPoint(0,0),TPoint(175,0));
	gc.DrawLine(TPoint(0,0),TPoint(0,143));	
	gc.DrawLine(TPoint(175,143),TPoint(175,0));
	gc.DrawLine(TPoint(175,143),TPoint(0,143));
	}
// ---------------------------------------------------------
// CCircleContainer::OfferKeyEventL(...)
// Notify key events to editors.
// (other items were commented in a header).
// ---------------------------------------------------------
//
TKeyResponse CCircleContainer::OfferKeyEventL(
    const TKeyEvent& aKeyEvent, TEventCode aType)
    {
    return EKeyWasNotConsumed;
    }


// ---------------------------------------------------------
// CCircleContainer::HandleControlEventL(
//     CCoeControl* aControl,TCoeEvent aEventType)
// (other items were commented in a header).
// ---------------------------------------------------------
//
void CCircleContainer::HandleControlEventL(
    CCoeControl* /*aControl*/,TCoeEvent /*aEventType*/)
    {
    }
CActiveCircle* CCircleContainer::GetiActive()
{
	return iActive;
}

// End of File