C++统计软件使用时间代码示例

复制代码代码如下:

// FileName: UseSoftTime.h

#pragma once

#include <vector>

struct UseTime
{
// 开始时间
SYSTEMTIME startTime;

// 结束时间
SYSTEMTIME endTime;

// 时间差
SYSTEMTIME subTime;
};

struct UseSoftInfo
{
    // 软件名
    CString SoftName;

    // 软件启动时间;如果在打开我们的软件之前，待监测软件已存在，默认启动时间为我们软件打开的时间
    std::vector<UseTime> useTime;

    // 累计使用时间
    SYSTEMTIME allTime;

// 使用次数
unsigned int nCount;

// 状态
bool bStatus;
};

class SoftTime
{
public:

// 软件使用时间
std::vector<UseSoftInfo> m_SoftUseTime;

private:

// 定时器处理函数
static void CALLBACK TimerProc(HWND hWnd,UINT nMsg,UINT nTimerid,DWORD dwTime);

// 提权
BOOL EnableDebugPrivilege (BOOL fEnable);

    // 计算时间差
    SYSTEMTIME SubTime (SYSTEMTIME t1, SYSTEMTIME t2);

    // 计算累计时间
    SYSTEMTIME AddTime (SYSTEMTIME t1, SYSTEMTIME t2);

// 判断是否为系统进程
bool IsSystemProcess (LPCTSTR lpProName);

// 初始化时间为0
void InitTime (SYSTEMTIME& st);

public:
SoftTime();
~SoftTime();

public:

// 初始化进程信息
void InitProcessName (void);
};

复制代码代码如下:

// FileName: UseSoftTime.cpp

#include "stdafx.h" // 如果编译出错请删除此行
#include "UseSoftTime.h"

#include "TlHelp32.h"
#include "StrSafe.h"
#include "Psapi.h"
// 防止错误 error LNK2019
#pragma comment(lib, "psapi.lib")

// 全局变量
SoftTime * g_pSoftTime = NULL;

SoftTime::SoftTime()
{
g_pSoftTime = this;
}

SoftTime::~SoftTime()
{
    if (g_pSoftTime != NULL)
    {
        g_pSoftTime = NULL;
    }
}

void CALLBACK SoftTime::TimerProc(HWND hWnd,UINT nMsg,UINT nTimerid,DWORD dwTime)
{
SoftTime * pSoftTimeInfo = (SoftTime*)g_pSoftTime;

// 当前系统普通进程的进程名称
std::vector<CString> currentProcessName;

    HANDLE hProcessSnap = NULL;
    HANDLE hProcessDll = NULL;
    BOOL bRet = FALSE;

    // 初始化dwSize为0，不然Process32First执行失败
    PROCESSENTRY32 pe32 = {0};
    MODULEENTRY32 me32;
    LPVOID lpMsgBuf;
    LPVOID lpDisplayBuf;
    DWORD dwError;

LPCTSTR pszFormat = TEXT("开始服务时遇到错误! %s");

    if(!pSoftTimeInfo->EnableDebugPrivilege(1))
    {
        MessageBox(NULL, _T("提权失败！"), _T("提示"), MB_OK|MB_ICONEXCLAMATION);
    }

hProcessSnap = CreateToolhelp32Snapshot(TH32CS_SNAPPROCESS, 0);

    if (hProcessSnap == INVALID_HANDLE_VALUE)
    {
        dwError = GetLastError();
        FormatMessage(
            FORMAT_MESSAGE_ALLOCATE_BUFFER|
            FORMAT_MESSAGE_FROM_SYSTEM|
            FORMAT_MESSAGE_IGNORE_INSERTS,
            NULL,
            dwError,
            MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT),
            LPTSTR(&lpMsgBuf),
            0,
            NULL);

        lpDisplayBuf = (LPVOID)LocalAlloc(
            LMEM_ZEROINIT,
            (lstrlen((LPCTSTR)lpMsgBuf)+lstrlen(pszFormat))*sizeof(TCHAR));

        // 格式化字符串
        StringCchPrintf(
            (LPTSTR)lpDisplayBuf,
            LocalSize(lpDisplayBuf),            // 字节数
            pszFormat,
            lpMsgBuf);

        CString strTemp;
        strTemp.Format(TEXT("错误编码为:%d"), dwError);
        ::MessageBox(NULL, (LPCTSTR)lpDisplayBuf, strTemp, MB_OK|MB_ICONEXCLAMATION);
        // 清理分配的内存
        LocalFree(lpMsgBuf);
        LocalFree(lpDisplayBuf);

return;
}

pe32.dwSize = sizeof(PROCESSENTRY32);
Module32First(hProcessSnap, &me32);

    if (Process32First(hProcessSnap, &pe32))
    {
        do
        {
            WCHAR path[MAX_PATH]={0};

            HMODULE hModule;
            HANDLE hProcess;
            DWORD needed;
            hProcess=OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, false, pe32.th32ProcessID);
            if (hProcess)
            {
                // 枚举进程
                EnumProcessModules(hProcess, &hModule, sizeof(hModule), &needed);

                // 获取进程的全路径
                memset(path, 0, sizeof(WCHAR)*MAX_PATH);
                GetModuleFileNameEx(hProcess, hModule, path, sizeof(WCHAR)*MAX_PATH);

                if (!(pSoftTimeInfo->IsSystemProcess(path)))
                {
                    std::vector<CString>::iterator iter;
                    bool bIsExist = false;
                    for (iter=currentProcessName.begin(); iter!=currentProcessName.end(); iter++)
                    {
                        if (*iter ==pe32.szExeFile)
                        {
                            bIsExist = true;
                        }
                    }

                    if (!bIsExist)
                    {
                        currentProcessName.push_back(pe32.szExeFile);
                    }
                }
            }
        }
        while (Process32Next(hProcessSnap, &pe32));
    }

    // 查找已存在的进程
    std::vector<UseSoftInfo>::iterator iter1;
    std::vector<CString >::iterator iter2;

    for (iter2=currentProcessName.begin(); iter2!=currentProcessName.end(); iter2++)
    {
        bool bIsExist = false;
        int nIndex = 0;
        for (iter1=pSoftTimeInfo->m_SoftUseTime.begin(); iter1!=pSoftTimeInfo->m_SoftUseTime.end(); iter1++, nIndex++)
        {
            // 已存在的进程，更新软件使用时间
            if (*iter2 == iter1->SoftName)
            {
                // 进程已存在；
                bIsExist = true;

                if (iter1->bStatus)
                {
                    SYSTEMTIME st;
                    GetLocalTime(&st);

                    int n = pSoftTimeInfo->m_SoftUseTime[nIndex].nCount - 1;
                    //pSoftTimeInfo->m_SoftUseTime[nIndex].allTime = pSoftTimeInfo->SubTime(pSoftTimeInfo->m_SoftUseTime[nIndex].useTime[n].startTime, st);
                    pSoftTimeInfo->m_SoftUseTime[nIndex].useTime[n].subTime = pSoftTimeInfo->SubTime(pSoftTimeInfo->m_SoftUseTime[nIndex].useTime[n].startTime, st);

                    std::vector<UseTime>::iterator iter;
                    pSoftTimeInfo->InitTime(st);
                    for (iter=pSoftTimeInfo->m_SoftUseTime[nIndex].useTime.begin(); iter!=pSoftTimeInfo->m_SoftUseTime[nIndex].useTime.end(); iter++)
                    {
                        st = pSoftTimeInfo->AddTime(st, iter->subTime);
                    }
                    pSoftTimeInfo->m_SoftUseTime[nIndex].allTime = st;
                }
                else   // 第二次以后打开的情况
                {
                    pSoftTimeInfo->m_SoftUseTime[nIndex].nCount += 1;
                    pSoftTimeInfo->m_SoftUseTime[nIndex].bStatus = true;

                    UseTime useTime;
                    GetLocalTime(&useTime.startTime);
                    pSoftTimeInfo->InitTime(useTime.endTime);
                    pSoftTimeInfo->InitTime(useTime.subTime);
                    pSoftTimeInfo->m_SoftUseTime[nIndex].useTime.push_back(useTime);
                }
            }

        }

        // 新添加的进程
        if (!bIsExist)
        {
            UseSoftInfo infoTemp;
            UseTime useTime;

            GetLocalTime(&useTime.startTime);
            pSoftTimeInfo->InitTime(useTime.endTime);
            pSoftTimeInfo->InitTime(useTime.subTime);
            infoTemp.useTime.push_back(useTime);

infoTemp.SoftName = pe32.szExeFile;
pSoftTimeInfo->InitTime(infoTemp.allTime);

infoTemp.nCount = 1;
infoTemp.bStatus = true;

            pSoftTimeInfo->m_SoftUseTime.push_back(infoTemp);
        }
    }

    // 查找退出的进程
    int nIndex = 0;
    for (iter1=pSoftTimeInfo->m_SoftUseTime.begin(); iter1!=pSoftTimeInfo->m_SoftUseTime.end(); iter1++, nIndex++)
    {
        bool bIsExist = false;
        for (iter2=currentProcessName.begin(); iter2!=currentProcessName.end(); iter2++)
        {
            if (iter1->SoftName == *iter2)
            {
                bIsExist = true;
            }
        }

        // 退出的进程
        if (!bIsExist && pSoftTimeInfo->m_SoftUseTime[nIndex].bStatus)
        {
            SYSTEMTIME st;
            GetLocalTime(&st);
            pSoftTimeInfo->m_SoftUseTime[nIndex].useTime[pSoftTimeInfo->m_SoftUseTime[nIndex].nCount-1].endTime = st;
            pSoftTimeInfo->m_SoftUseTime[nIndex].useTime[pSoftTimeInfo->m_SoftUseTime[nIndex].nCount-1].subTime = \
                pSoftTimeInfo->SubTime(pSoftTimeInfo->m_SoftUseTime[nIndex].useTime[pSoftTimeInfo->m_SoftUseTime[nIndex].nCount-1].startTime, st);

            std::vector<UseTime>::iterator iter;
            pSoftTimeInfo->InitTime(st);
            for (iter=pSoftTimeInfo->m_SoftUseTime[nIndex].useTime.begin(); iter!=pSoftTimeInfo->m_SoftUseTime[nIndex].useTime.end(); iter++)
            {
                st = pSoftTimeInfo->AddTime(st, iter->subTime);
            }

            //pSoftTimeInfo->m_SoftUseTime[nIndex].allTime = st;
            pSoftTimeInfo->m_SoftUseTime[nIndex].bStatus = false;
        }
    }

    // 关闭特权
    pSoftTimeInfo->EnableDebugPrivilege(0);
    // 关闭内核对象
    CloseHandle(hProcessSnap );

}

BOOL SoftTime::EnableDebugPrivilege (BOOL fEnable)
{
BOOL fOk = FALSE;
HANDLE hToken;

    // 得到进程的访问令牌
    if (OpenProcessToken(GetCurrentProcess(), TOKEN_ADJUST_PRIVILEGES,&hToken))
    {
        TOKEN_PRIVILEGES tp;
        tp.PrivilegeCount = 1;
        // 查看系统特权值并返回一个LUID结构体
        LookupPrivilegeValue(NULL, SE_DEBUG_NAME, &tp.Privileges[0].Luid);
        tp.Privileges[0].Attributes = fEnable ? SE_PRIVILEGE_ENABLED : 0;
        // 启用/关闭特权
        AdjustTokenPrivileges(hToken, FALSE, &tp, sizeof(tp), NULL, NULL);
        fOk = (GetLastError() == ERROR_SUCCESS);
        CloseHandle(hToken);
    }
    else
    {
        return 0;
    }
    return(fOk);
}

void SoftTime::InitProcessName (void)
{
    HANDLE hProcessSnap = NULL;
    HANDLE hProcessDll = NULL;
    BOOL bRet = FALSE;

    // 初始化dwSize为0，不然Process32First执行失败
    PROCESSENTRY32 pe32 = {0};
    MODULEENTRY32 me32;
    LPVOID lpMsgBuf;
    LPVOID lpDisplayBuf;
    DWORD dwError;

LPCTSTR pszFormat = TEXT("开始服务时遇到错误! %s");

    if(!EnableDebugPrivilege(1))
    {
        MessageBox(NULL, _T("提权失败！"), _T("提示"), MB_OK|MB_ICONEXCLAMATION);
    }

hProcessSnap = CreateToolhelp32Snapshot(TH32CS_SNAPPROCESS, 0);

        lpDisplayBuf = (LPVOID)LocalAlloc(
            LMEM_ZEROINIT,
            (lstrlen((LPCTSTR)lpMsgBuf)+lstrlen(pszFormat))*sizeof(TCHAR));

        // 格式化字符串
        StringCchPrintf(
            (LPTSTR)lpDisplayBuf,
            LocalSize(lpDisplayBuf),            // 字节数
            pszFormat,
            lpMsgBuf);

return;
}

pe32.dwSize = sizeof(PROCESSENTRY32);

Module32First(hProcessSnap, &me32);

    if (Process32First(hProcessSnap, &pe32))
    {
        do
        {
            WCHAR path[MAX_PATH]={0};

memset(path, 0, sizeof(WCHAR)*MAX_PATH);
GetModuleFileNameEx(hProcess, hModule, path, sizeof(WCHAR)*MAX_PATH);

                // 普通进程
                if (!IsSystemProcess(path))
                {
                    UseSoftInfo infoTemp;
                    UseTime useTime;

                    GetLocalTime(&useTime.startTime);
                    InitTime(useTime.endTime);
                    InitTime(useTime.subTime);
                    infoTemp.useTime.push_back(useTime);

infoTemp.SoftName = pe32.szExeFile;

                    std::vector<UseSoftInfo>::iterator iter;
                    bool IsExist = false;
                    for (iter=m_SoftUseTime.begin(); iter!=m_SoftUseTime.end(); iter++)
                    {
                        if (iter->SoftName == infoTemp.SoftName)
                        {
                            IsExist = true;
                        }
                    }

                    if (!IsExist)
                    {
                        InitTime(infoTemp.allTime);
                        infoTemp.nCount = 1;
                        infoTemp.bStatus = true;

m_SoftUseTime.push_back(infoTemp);
}

}

            }
        }
        while (Process32Next(hProcessSnap, &pe32));
    }

    // 关闭特权
    EnableDebugPrivilege(0);
    // 关闭内核对象
    CloseHandle(hProcessSnap );

// 设置一个定时器
::SetTimer(NULL, 1, 1000, TimerProc);
}

bool SoftTime::IsSystemProcess (LPCTSTR lpProName)
{
CString strTemp(lpProName);
strTemp.MakeLower();

    if (strTemp.Find(_T("windows")) != -1)
    {
        return true;
    }
    else if (strTemp == _T(""))
    {
        return true;
    }
    else if (strTemp.Find(_T("system32")) != -1)
    {
        return true;
    }
    else
    {
        return false;
    }
}

SYSTEMTIME SoftTime::SubTime (SYSTEMTIME t1, SYSTEMTIME t2)
{
t2.wYear -= t1.wYear;
t2.wMonth -= t1.wMonth;

t2.wDay -= t1.wDay;

    if (t2.wHour >= t1.wHour)
    {
        t2.wHour -= t1.wHour;
    }
    else
    {
        t2.wDay -= 1;
        t2.wHour = 24 - t1.wHour + t2.wHour;
    }

    if (t2.wMinute >= t1.wMinute)
    {
        t2.wMinute -= t1.wMinute;
    }
    else
    {
        t2.wHour -= 1;
        t2.wMinute = 60 - t1.wMinute + t2.wMinute;
    }

    if (t2.wSecond >= t1.wSecond)
    {
        t2.wSecond -= t1.wSecond;
    }
    else
    {
        t2.wMinute -= 1;
        t2.wSecond = 60 - t1.wSecond + t2.wSecond;
    }

return t2;
}

void SoftTime::InitTime (SYSTEMTIME& st)
{
    st.wYear = 0;
    st.wMonth = 0;
    st.wDay = 0;
    st.wHour = 0;
    st.wMinute = 0;
    st.wSecond = 0;
}

SYSTEMTIME SoftTime::AddTime (SYSTEMTIME t1, SYSTEMTIME t2)
{
    t1.wSecond += t2.wSecond;
    if (t1.wSecond >= 60)
    {
        t1.wSecond -= 60;
        t1.wMinute += 1;
    }

    t1.wMinute += t2.wMinute;
    if (t1.wMinute > 60)
    {
        t1.wMinute -= 60;
        t1.wHour += 1;
    }

t1.wHour += t2.wHour;

return t1;
}

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C++统计软件使用时间代码示例

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