helloviewappcontainer2.cpp

来自「symbianOS第三版开发与实用教程部分源码和部分试验」· C++ 代码 · 共 127 行

/*
============================================================================
 Name        : HelloViewAppContainer2.cpp
 Author      : Lion
 Copyright   : Your copyright notice
 Description : Application view implementation
============================================================================
*/

// INCLUDE FILES
#include <coemain.h>
#include "HelloViewAppContainer2.h"
#include <eiklabel.h> 

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

// -----------------------------------------------------------------------------
// CHelloViewAppContainer2::NewL()
// Two-phased constructor.
// -----------------------------------------------------------------------------
//
CHelloViewAppContainer2* CHelloViewAppContainer2::NewL( const TRect& aRect )
    {
    CHelloViewAppContainer2* self = CHelloViewAppContainer2::NewLC( aRect );
    CleanupStack::Pop( self );
    return self;
    }

// -----------------------------------------------------------------------------
// CHelloViewAppContainer2::NewLC()
// Two-phased constructor.
// -----------------------------------------------------------------------------
//
CHelloViewAppContainer2* CHelloViewAppContainer2::NewLC( const TRect& aRect )
    {
    CHelloViewAppContainer2* self = new ( ELeave ) CHelloViewAppContainer2;
    CleanupStack::PushL( self );
    self->ConstructL( aRect );
    return self;
    }

// -----------------------------------------------------------------------------
// CHelloViewAppContainer2::ConstructL()
// Symbian 2nd phase constructor can leave.
// -----------------------------------------------------------------------------
//
void CHelloViewAppContainer2::ConstructL( const TRect& aRect )
    {
    // Create a window for this application view
    CreateWindowL();
	iLabel2 = new (ELeave) CEikLabel;
	iLabel2->SetContainerWindowL(*this);
	iLabel2->SetTextL(_L("View2"));
    // Set the windows size
    SetRect( aRect );

    // Activate the window, which makes it ready to be drawn
    ActivateL();
    }

// -----------------------------------------------------------------------------
// CHelloViewAppContainer2::CHelloViewAppContainer2()
// C++ default constructor can NOT contain any code, that might leave.
// -----------------------------------------------------------------------------
//
CHelloViewAppContainer2::CHelloViewAppContainer2()
    {
    // No implementation required
    }


// -----------------------------------------------------------------------------
// CHelloViewAppContainer2::~CHelloViewAppContainer2()
// Destructor.
// -----------------------------------------------------------------------------
//
CHelloViewAppContainer2::~CHelloViewAppContainer2()
    {
    // No implementation required
    delete iLabel2;
    }


// -----------------------------------------------------------------------------
// CHelloViewAppContainer2::Draw()
// Draws the display.
// -----------------------------------------------------------------------------
//
void CHelloViewAppContainer2::Draw( const TRect& /*aRect*/ ) const
    {
    // Get the standard graphics context
    CWindowGc& gc = SystemGc();

    // Gets the control's extent
    TRect drawRect( Rect());

    // Clears the screen
    gc.Clear( drawRect );
    
  	}

// -----------------------------------------------------------------------------
// CHelloViewAppContainer2::SizeChanged()
// Called by framework when the view size is changed.
// -----------------------------------------------------------------------------
//
void CHelloViewAppContainer2::SizeChanged()
    {  
    iLabel2->SetExtent(TPoint(10,90),iLabel2->MinimumSize());
    }
TInt CHelloViewAppContainer2::CountComponentControls() const
{
	return 1;
}

CCoeControl* CHelloViewAppContainer2::ComponentControl(TInt aIndex) const
{
	switch (aIndex)
	{
		case 0:
			return iLabel2;
		default:
			return NULL;
	}
}
// End of File