diskdetector.cpp

来自「UIQ3平台检测存储卡的例子代码 vc.net 编译」· C++ 代码 · 共 54 行

#include "DiskDetector.h"


CDiskDetector* CDiskDetector::NewLC(MObserver& aObserver, RFs& aFs)
	{
	CDiskDetector* self = new (ELeave) CDiskDetector(aObserver, aFs);
	CleanupStack::PushL(self);
	self->ConstructL();
	return self;
	}

CDiskDetector* CDiskDetector::NewL(MObserver& aObserver, RFs& aFs)
	{
	CDiskDetector* self = CDiskDetector::NewLC(aObserver, aFs);
	CleanupStack::Pop();
	return self;
	}

CDiskDetector::~CDiskDetector()
	{
	Cancel();
	}

void CDiskDetector::Start()
	{
	Cancel();
	iFs.NotifyChange(ENotifyDisk, iStatus);
	SetActive();
	}

void CDiskDetector::RunL()
	{
	TInt err = iStatus.Int();
	if(err!=KErrCancel)
		{
		iObserver.NotifyDiskChange();
		}
	}

void CDiskDetector::DoCancel()
	{
	iFs.NotifyChangeCancel();
	}

CDiskDetector::CDiskDetector(MObserver& aObserver, RFs& aFs)
	: CActive(CActive::EPriorityStandard), iObserver(aObserver), iFs(aFs)
	{
	CActiveScheduler::Add(this);
	}

void CDiskDetector::ConstructL()
	{
	}