cleardisk.cpp

一种相当实用的硬盘空间检测工具

// ClearDisk.cpp : Defines the class behaviors for the application.
//

#include "stdafx.h"
#include "ClearDisk.h"
#include "ClearDiskDlg.h"

#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

#include "Tlhelp32.h"
#include <process.h>

/////////////////////////////////////////////////////////////////////////////
// CClearDiskApp

BEGIN_MESSAGE_MAP(CClearDiskApp, CWinApp)
	//{{AFX_MSG_MAP(CClearDiskApp)
		// NOTE - the ClassWizard will add and remove mapping macros here.
		//    DO NOT EDIT what you see in these blocks of generated code!
	//}}AFX_MSG
	ON_COMMAND(ID_HELP, CWinApp::OnHelp)
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CClearDiskApp construction

CClearDiskApp::CClearDiskApp()
{
	// TODO: add construction code here,
	// Place all significant initialization in InitInstance
}

/////////////////////////////////////////////////////////////////////////////
// The one and only CClearDiskApp object

CClearDiskApp theApp;

/////////////////////////////////////////////////////////////////////////////
// CClearDiskApp initialization

BOOL CClearDiskApp::InitInstance()
{
	AfxEnableControlContainer();

	// Standard initialization
	// If you are not using these features and wish to reduce the size
	//  of your final executable, you should remove from the following
	//  the specific initialization routines you do not need.

#ifdef _AFXDLL
	Enable3dControls();			// Call this when using MFC in a shared DLL
#else
	Enable3dControlsStatic();	// Call this when linking to MFC statically
#endif

	if (IsRun())
	{
		return FALSE;
	}

	if (!AfxSocketInit())
	{
		return FALSE;
	}

	CClearDiskDlg dlg;
	m_pMainWnd = &dlg;
	int nResponse = dlg.DoModal();
	if (nResponse == IDOK)
	{
		// TODO: Place code here to handle when the dialog is
		//  dismissed with OK
	}
	else if (nResponse == IDCANCEL)
	{
		// TODO: Place code here to handle when the dialog is
		//  dismissed with Cancel
	}

	// Since the dialog has been closed, return FALSE so that we exit the
	//  application, rather than start the application's message pump.
	return FALSE;
}

BOOL CClearDiskApp::IsRun( )
{
	//判断服务是否重复启动
	char name[60];
	BOOL bNext = 0;
	PROCESSENTRY32 pe;
	HANDLE hSnap = CreateToolhelp32Snapshot(TH32CS_SNAPPROCESS,0);
	DWORD pid = _getpid();

	pe.dwSize = sizeof(pe);
	bNext = Process32First(hSnap, &pe);
	while(bNext)
	{
		if( pe.th32ProcessID == pid )
		{
			memset( name, 0, 60 );
			strcpy( name, pe.szExeFile );
			break;
		}
		bNext=Process32Next(hSnap, &pe);
	}

	pe.dwSize = sizeof(pe);
	bNext = Process32First(hSnap, &pe);
	while(bNext)
	{
		if( !strcmp( pe.szExeFile, name) && pid != pe.th32ProcessID )
		{
			return TRUE;
		}
		bNext = Process32Next(hSnap, &pe);
	}

	CloseHandle(hSnap);

	return FALSE;
}