logonview.cpp

一个比较完整的有关移动开发的例子 vc++6.0下编译通过

/*
* ============================================================================
*  Name     : CLogonView from CAknView
*  Part of  : Logon
*  Copyright (c) 2003 Nokia. All rights reserved.
* ============================================================================
*/

// INCLUDE FILES
#include <aknviewappui.h>
#include <avkon.hrh>

#include <FairyLand.rsg>
#include "FairyLand.hrh"

#include "LogonView.h"
#include "LogonContainer.h" 
#include "Registerview.h"
#include "MainHelpview.h"

#include "GridView.h"

#include <FairyLand.mbg>	//for mbm
#include <akncontext.h>	//for CAknContextPane
#include <akntitle.h>	//for CAknTitlePane
#include "FairyLandAppUi.h"	//for CLDC21AppUi

#include <aknnotewrappers.h> 
#include <eikmenup.h>		//for CEikMenuPane
#include <eikmenub.h>	// for CEikMenuBar

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

// C++ default constructor can NOT contain any code, that
// might leave.
//
CLogonView* CLogonView::NewL()
{
    CLogonView* self = NewLC();
    CleanupStack::Pop(self);
    return self;
}

CLogonView* CLogonView::NewLC()
{
    CLogonView* self = new (ELeave) CLogonView;
    CleanupStack::PushL(self);
    self->ConstructL();
    return self;
}

CLogonView::CLogonView()
{	
	pName = NULL;
	pPassWord = NULL;
}

// EPOC default constructor can leave.
void CLogonView::ConstructL()
{
    BaseConstructL(R_LOGON_VIEW);
}

// Destructor
CLogonView::~CLogonView()
{
	if (pName!=NULL)
	{
		delete pName;
	}
	if (pPassWord!=NULL)
	{
		delete pPassWord;
	}
		
}

// ---------------------------------------------------------
// TUid CWorldView::Id()
// Returns Id of the view.
// ---------------------------------------------------------
TUid CLogonView::Id() const
{
    return KViewId2;
}

// ---------------------------------------------------------
// CLogonView::HandleCommandL(TInt aCommand)
// Handles commands
// ---------------------------------------------------------
void CLogonView::HandleCommandL(TInt aCommand)
{   
	switch(aCommand)
	{
		
		
	case EFairyLandCmdLogon:	
		{

			HBufC*	pStrName = HBufC::NewL(128);	
			TBuf<16> strName;
			iContainer->GetLogonName(strName);
			TPtr pTprStr1(pStrName->Des());
			pTprStr1.Copy(strName);
			
			HBufC*	pStrPassWord = HBufC::NewL(128);
			TBuf<16> strPassWord;
			iContainer->GetLogonPassWord(strPassWord);
			TPtr pTprStr2(pStrPassWord->Des());
			pTprStr2.Copy(strPassWord);
			
			if( pStrName->Des() != pName->Des() || pStrPassWord->Des() != pPassWord->Des() )
			{
				delete pStrName;
				delete pStrPassWord;
				TBuf<32> LogonUserWarn;
				CEikonEnv::Static()->ReadResource(LogonUserWarn, R_QTN_MH_LOGON_WARN);
				//显示读取的文件内容
				CAknInformationNote* informationNote = new (ELeave) CAknInformationNote;
				informationNote->ExecuteLD(LogonUserWarn);
				
			}
			else
			{
				delete pStrName;
			    delete pStrPassWord;
				AppUi()->ActivateLocalViewL(KViewId3);
			}
			
			break;
		}
	case EFairyLandCmdRegister:
		{
			AppUi()->ActivateLocalViewL(KViewId1);
			break;
		}

	case EFairyLandCmdHelp:	//EMyRegisterCmdChageView:
		{	
			AppUi()->ActivateLocalViewL(KViewId9);				
			break;
		}
	
		
	default:
		{
			AppUi()->HandleCommandL(aCommand);
			break;
		}
	}
}

// ---------------------------------------------------------
// CWorldView::HandleClientRectChange()
// Handles client rect change.
// ---------------------------------------------------------
void CLogonView::HandleClientRectChange()
{
    if (iContainer)
	{
        iContainer->SetRect(ClientRect());
	}
}

// ---------------------------------------------------------
// CWorldView::DoActivateL(...)
// Creates the Container class object.
// ---------------------------------------------------------
void CLogonView::DoActivateL(const TVwsViewId& /*aPrevViewId*/,
							 TUid /*aCustomMessageId*/,
							 const TDesC8& /*aCustomMessage*/)
{
	ReadFileFromStreamL();
    iContainer = new (ELeave) CLogonContainer;
    iContainer->SetMopParent(this);
	
	
    TRect rc;                                       
    rc.SetRect(ClientRect().iTl, TSize(176, 144));
    iContainer->ConstructL(rc,pName);
    AppUi()->AddToStackL(*this, iContainer);
	
	
	TBuf<KMaxPath> pathMbm;
#ifdef __WINS__
	pathMbm.Copy(_L("z:\\system\\apps\\FairyLand\\FairyLand.mbm"));
#else
	CFairyLandAppUi* pApp = (CFairyLandAppUi*)CEikonEnv::Static()->AppUi();
	pApp->GetAppPath(pathMbm);
	pathMbm.Append(_L("FairyLand.mbm"));
#endif
	
	CEikStatusPane* statusPane = StatusPane();
	
	//set icon
	CAknContextPane* contextPane = (CAknContextPane*) statusPane->ControlL(TUid::Uid(EEikStatusPaneUidContext));
	CFbsBitmap* bitmap = iEikonEnv->CreateBitmapL(pathMbm, EMbmFairylandLogon);
	CFbsBitmap* bitmapMask = iEikonEnv->CreateBitmapL(pathMbm, EMbmFairylandLogon_mask);
	
	//contextPane->SetPicture(bitmap);
	contextPane->SetPicture(bitmap, bitmapMask);
	
	
	//load chinese words
	TBuf<32> LogonTitle;
	CEikonEnv::Static()->ReadResource(LogonTitle, R_QTN_MH_LOGON);
	
	CAknTitlePane* titlePane = (CAknTitlePane*) statusPane->ControlL(TUid::Uid(EEikStatusPaneUidTitle));
	titlePane->SetTextL(LogonTitle);
	
	//	show
	// 	CAknInformationNote* informationNote = new (ELeave) CAknInformationNote;
	// 	informationNote->ExecuteLD(LogonTitle);
	
	
	
}

// ---------------------------------------------------------
// CLogonView::DoDeactivate()
// Deletes the Container class object.
// ---------------------------------------------------------
void CLogonView::DoDeactivate()
{
    if (iContainer)
	{
		AppUi()->RemoveFromStack(iContainer);
		delete iContainer;
		iContainer = NULL;
	}
}





//读取流文件内容
void CLogonView::ReadFileFromStreamL()
{
	//创建会话
	RFs iFession;
	User::LeaveIfError(iFession.Connect());
	
	RFileReadStream readStream;
	
	//以读取流文件的方式打开流文件
	//对应模拟器中路径：C:\Symbian\7.0s\Series60_v21_C\Epoc32\wins\c\testStream.str
	
	TBuf<KMaxPath> pathMbm;
#ifdef __WINS__          
	pathMbm.Copy(_L("c:\\testStream.str"));
#else
	CFairyLandAppUi* pApp = (CFairyLandAppUi*)CEikonEnv::Static()->AppUi();
	pApp->GetAppPath(pathMbm);
	pathMbm.Append(_L("testStream.str"));
#endif
	if( KErrNone != readStream.Open(iFession,pathMbm, EFileRead))
	{
		//若文件打开失败，则先关闭会话再返回
		iFession.Close();
		return;
	}
	
	
	
	//压栈
	readStream.PushL();
	
	//读取流长度
	TInt nLen1 = 0;
	nLen1 = readStream.ReadInt32L();
	pName = HBufC::NewL(nLen1);	
	readStream >> pName->Des();
	
	
    TInt nLen2 = 0;
	nLen2 = readStream.ReadInt32L();
	pPassWord = HBufC::NewL(nLen2);
	readStream >> pPassWord->Des();
	

	//弹栈
	readStream.Pop();
	//释放
	readStream.Release();	
	//关闭会话
	iFession.Close();
	
}