c++封装的一个播放音频类

 

// 音频播放类
// Player.h
#include <mmsystem.h>
#include <windows.h>
#include "assert.h"
#pragma comment(lib,"Winmm.lib")
class Player
{

public:

// 函数调用入口
    // 播放、暂停、停止等接口
void Play(TCHAR *lpszAction);
// 获取文件路径名入口
void GetShortName(TCHAR *lpszPathName);

public:
    Player();
    virtual ~Player();

    // 私有成员变量
private:
    TCHAR m_ShortName[MAX_PATH];
    TCHAR m_LongName[MAX_PATH];
    TCHAR m_SongLength[30];
    TCHAR m_CurPosition[30];
    TCHAR m_Status[256];//当前状态
    BOOL m_ifPause; //暂停标记
    BOOL m_ifStop;//停止标记
    int m_iLength;//歌曲长，用秒表示的
    int m_iCurPosition;//当前位置
    int m_iVolume;

    // 私有成员函数
private:
    void ConvertToShortName();
    void PlayerAction(TCHAR *lpszAction);


};


// Player.cpp
#include "Player.h"
Player::Player()
{
    BOOL m_ifPause = FALSE; //暂停标记
    BOOL m_ifStop = TRUE;//停止标记
}

Player::~Player()
{

}

// 播放、暂停、停止通用接口
void Player::Play(TCHAR *lpszAction)
{

    PlayerAction(lpszAction);
}

void Player::GetShortName(TCHAR *lpszPathName)
{
    if (m_ifPause)
        return;
    if (!m_ifStop)
        PlayerAction("stop");
    wsprintf(m_LongName, "%s", lpszPathName);
    GetShortPathName(m_LongName,m_ShortName,sizeof(m_ShortName)/sizeof(TCHAR));

}

// 音乐器的操作
void Player::PlayerAction(TCHAR *lpszAction)
{

    TCHAR buffer[MAX_PATH];
    TCHAR Commad[MAX_PATH];
    // 初始化数组
    ZeroMemory(buffer, sizeof(buffer));
    ZeroMemory(Commad, sizeof(Commad));
    // 命令
    //assert(m_ShortName);
    wsprintf(Commad,"%s %s",lpszAction,m_ShortName);
    if (mciSendString(Commad, buffer, sizeof(buffer), NULL) != 0)
        MessageBox(NULL, lpszAction, TEXT("错误"), MB_OK | MB_ICONERROR);
        return;

    if (0 == strcmp(lpszAction, "pause"))
    {
        m_ifPause = TRUE;
    }

    else if (0==strcmp(lpszAction, "stop"))
    {
        m_ifStop = TRUE;
        m_ifPause = FALSE;
    }

    else if(0 == strcmp(lpszAction, "play"))
    {
        m_ifStop = FALSE;
        m_ifPause = FALSE;
    }
}