guiclock8_aboutcontainer.cpp

一个symbian c++ GUI程序 闹钟 可以详细了解到symbian GUI

// GUIClock_CGUIClockAboutContainer.cpp
// ------------------------------
//
// Copyright (c) 2000 Symbian Ltd.  All rights reserved.
//

////////////////////////////////////////////////////////////////////////
//
// Source file for the implementation of the 
// application view class - CGUIClockAboutContainer
//
////////////////////////////////////////////////////////////////////////

#include "GUIClock8.h"

#include <stringloader.h>

//
//             Constructor for the view.
//
CGUIClockAboutContainer::CGUIClockAboutContainer()
{
}


//             Static NewL() function to start the standard two
//             phase construction.
//
CGUIClockAboutContainer* CGUIClockAboutContainer::NewL(const TRect& aRect)
{
	CGUIClockAboutContainer* self = new(ELeave) CGUIClockAboutContainer;
	CleanupStack::PushL(self);
	self->ConstructL(aRect);
	CleanupStack::Pop();
	return self;
}


//
//             Destructor for the view.
//
CGUIClockAboutContainer::~CGUIClockAboutContainer()
{
	if(iAboutString)
		delete iAboutString;
}


//             Second phase construction.
//
void CGUIClockAboutContainer::ConstructL(const TRect& aRect)
{
	iAboutString = StringLoader::LoadL(R_STRING_ABOUT);

	// Control is a window owning control
	CreateWindowL();
	
	// Extent of the control. This is
	// the whole rectangle available to application.
	// The rectangle is passed to us from the application UI.
	SetRect(aRect);
	// At this stage, the control is ready to draw so
	// we tell the UI framework by activating it.
	ActivateL();
}


//             Drawing the view - in this example, 
//             consists of drawing a simple outline rectangle
//             and then drawing the text in the middle.
//             We use the Normal font supplied by the UI.
//
//             In this example, we don't use the redraw
//             region because it's easier to redraw to
//             the whole client area.
//
void CGUIClockAboutContainer::Draw(const TRect& /*aRect*/) const
{

    CWindowGc& gc = SystemGc();

	gc.Clear();
	
	gc.SetPenColor(TRgb(0,0,0));

	const CFont*   fontUsed = iCoeEnv->NormalFont();
	gc.UseFont(fontUsed);
	
	gc.DrawText(*iAboutString,TPoint(5,20));
	// Finished using the font
	gc.DiscardFont();
	
	
}