helpcontainer.cpp

symbian 2rd 备忘录

#include <gulicon.h>
#include <aknutils.h>    // definition of AKN_LAF_COLOR()
#include <avkon.hrh>
#include <akntitle.h>
#include <aknnotewrappers.h>

#include "HelpContainer.h"
#define MEMORY_FREE(a) if(a){delete a; a = NULL;}

//////////////////////////////////////////////////////////////////////////
CHelpContainer::CHelpContainer()
{
	m_pFilePiner = NULL;
	m_pEdWinConcent = NULL;
}

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

	m_pEdWinConcent = new (ELeave) CEikEdwin;
	m_pEdWinConcent->SetContainerWindowL(*this);
	m_pEdWinConcent->SetAknEditorCurrentInputMode(EAknEditorNumericInputMode);//显示123输入法

	m_pEdWinConcent->ConstructL();
	m_pEdWinConcent->SetExtent(TPoint(5, 5),TSize(165,135));
	m_pEdWinConcent->SetFocus(ETrue);
	
    m_pEdWinConcent->SetTextL(m_pFilePiner);//将文件指针传给控件 显示帮助内容	
	
	CEikScrollBarFrame* ScrollBar = m_pEdWinConcent->CreateScrollBarFrameL();
	ScrollBar->SetScrollBarVisibilityL(CEikScrollBarFrame::EOff, CEikScrollBarFrame::EOn);
    ActivateL();	
    m_pEdWinConcent->SetCursorPosL(0,ETrue);//
	m_pEdWinConcent->ClearSelectionL();
}

// destructor
CHelpContainer::~CHelpContainer()
{
	MEMORY_FREE(m_pEdWinConcent);
}

void CHelpContainer::SizeChanged()
{
}

// ---------------------------------------------------------
// CHelpContainer::CountComponentControls() const
// return the number of controls
// ---------------------------------------------------------
//
TInt CHelpContainer::CountComponentControls() const
{
	// return number of controls inside this container
	return 1; 
}

// ---------------------------------------------------------
// CHelpContainer::ComponentControl(TInt aIndex) const
// return the pointer to specified control.
// ---------------------------------------------------------
//
CCoeControl* CHelpContainer::ComponentControl( TInt /*aIndex*/ ) const
{
	return m_pEdWinConcent;
}

// ---------------------------------------------------------
// CHelpContainer::Draw(const TRect& aRect) const
// handle the message when client region must be redrawn.
// ---------------------------------------------------------
//
void CHelpContainer::Draw( const TRect& /*aRect*/ ) const
{
	CWindowGc& gc = SystemGc();
	gc.SetBrushStyle(CGraphicsContext::ESolidBrush);
	gc.SetBrushColor(KRgbWhite);
	gc.DrawRect(Rect());

	TRect rect1;
	rect1.iTl = TPoint(4, 4);
	rect1.iBr = TPoint(171,141);
	gc.SetPenColor(KRgbBlue);
	gc.DrawRect(rect1);
}

// ---------------------------------------------------------
// CAknExGridContainer::OfferKeyEventL(
//           const TKeyEvent& aKeyEvent, TEventCode aType )
// Handles the key events.
// ---------------------------------------------------------
//
TKeyResponse CHelpContainer::OfferKeyEventL(const TKeyEvent& aKeyEvent, TEventCode aType )
{
	return m_pEdWinConcent->OfferKeyEventL(aKeyEvent, aType);
}

void CHelpContainer::SetFilePointers(HBufC* aFilePointer)
{
	m_pFilePiner = aFilePointer; 
}