磁盘空间大小管理-Toy模板网

这篇具有很好参考价值的文章主要介绍了磁盘空间大小管理。希望对大家有所帮助。如果存在错误或未考虑完全的地方，请大家不吝赐教，您也可以点击"举报违法"按钮提交疑问。

#if _MSC_VER > 1000
#pragma once
#endif

#include <windows.h>

class CHardDiskManager
{
public:
CHardDiskManager();
virtual ~CHardDiskManager();

bool CheckFreeSpace(LPCTSTR lpDirectoryName);

DWORD64 GetFreeBytesAvailable(void);
DWORD64 GetTotalNumberOfBytes(void);
DWORD64 GetTotalNumberOfFreeBytes(void);

double GetFreeGBytesAvailable(void);
double GetTotalNumberOfGBytes(void);
double GetTotalNumberOfFreeGBytes(void);
private:
ULARGE_INTEGER m_uliFreeBytesAvailable;
ULARGE_INTEGER m_uliTotalNumberOfBytes;
ULARGE_INTEGER m_uliTotalNumberOfFreeBytes;
};

// HardDiskManager.cpp
#include “stdafx.h”
#include <afxwin.h>
#include “HardDiskManager.h”

CHardDiskManager::CHardDiskManager()
{
m_uliFreeBytesAvailable.QuadPart = 0L;
m_uliTotalNumberOfBytes.QuadPart = 0L;
m_uliTotalNumberOfFreeBytes.QuadPart = 0L;
}

CHardDiskManager::~CHardDiskManager()
{
}
bool CHardDiskManager::CheckFreeSpace(LPCTSTR lpDirectoryName)
{
if( !GetDiskFreeSpaceEx(
lpDirectoryName,
&m_uliFreeBytesAvailable,
&m_uliTotalNumberOfBytes,
&m_uliTotalNumberOfFreeBytes) )
return false;

return true;

}
DWORD64 CHardDiskManager::GetFreeBytesAvailable(void)
{
return m_uliFreeBytesAvailable.QuadPart;
}

DWORD64 CHardDiskManager::GetTotalNumberOfBytes(void)
{
return m_uliTotalNumberOfBytes.QuadPart;
}
DWORD64 CHardDiskManager::GetTotalNumberOfFreeBytes(void)
{
return m_uliTotalNumberOfFreeBytes.QuadPart;
}

double CHardDiskManager::GetFreeGBytesAvailable(void)
{
return (double)( (signed __int64)(m_uliFreeBytesAvailable.QuadPart)/1073741824 );
}
double CHardDiskManager::GetTotalNumberOfGBytes(void)
{
return (double)( (signed __int64)(m_uliTotalNumberOfBytes.QuadPart)/1073741824 );
}

double CHardDiskManager::GetTotalNumberOfFreeGBytes(void)
{
return (double)( (signed __int64)(m_uliTotalNumberOfFreeBytes.QuadPart)/1073741824 );
}文章来源地址https://www.toymoban.com/news/detail-813599.html

到了这里，关于磁盘空间大小管理的文章就介绍完了。如果您还想了解更多内容，请在右上角搜索TOY模板网以前的文章或继续浏览下面的相关文章，希望大家以后多多支持TOY模板网！