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音乐播放器源代码



  

/******做着玩的，很简易，有打开，播放，暂停，退出等功能，只能播放本地音乐，没有实现联网功能，支持wav格式和MP3。*******/

MusicPlayerDlg.cpp：

1. // MusicPlayerDlg.cpp : implementation file//
3. #include "stdafx.h"
4. #include "MusicPlayer.h"
5. #include "MusicPlayerDlg.h"
7. #ifdef _DEBUG
8. #define new DEBUG_NEW
9. #undef THIS_FILE
10. static char THIS_FILE[] = __FILE__;
11. #endif
13. /////////////////////////////////////////////////////////////////////////////
14. // CAboutDlg dialog used for App About
16. class CAboutDlg : public CDialog
17. {
18. public:
19.         CAboutDlg();
21. // Dialog Data
22.         //{{AFX_DATA(CAboutDlg)
23.         enum { IDD = IDD_ABOUTBOX };
24.         //}}AFX_DATA
26.         // ClassWizard generated virtual function overrides
27.         //{{AFX_VIRTUAL(CAboutDlg)
28.         protected:
29.         virtual void DoDataExchange(CDataExchange* pDX);    // DDX/DDV support
30.         //}}AFX_VIRTUAL
32. // Implementation
33. protected:
34.         //{{AFX_MSG(CAboutDlg)
35.         //}}AFX_MSG
36.         DECLARE_MESSAGE_MAP()
37. };
39. CAboutDlg::CAboutDlg() : CDialog(CAboutDlg::IDD)
40. {
41.         //{{AFX_DATA_INIT(CAboutDlg)
42.         //}}AFX_DATA_INIT
43. }
45. void CAboutDlg::DoDataExchange(CDataExchange* pDX)
46. {
47.         CDialog::DoDataExchange(pDX);
48.         //{{AFX_DATA_MAP(CAboutDlg)
49.         //}}AFX_DATA_MAP
50. }
52. BEGIN_MESSAGE_MAP(CAboutDlg, CDialog)
53.         //{{AFX_MSG_MAP(CAboutDlg)
54.                 // No message handlers
55.         //}}AFX_MSG_MAP
56. END_MESSAGE_MAP()
58. /////////////////////////////////////////////////////////////////////////////
59. // CMusicPlayerDlg dialog
61. CMusicPlayerDlg::CMusicPlayerDlg(CWnd* pParent /*=NULL*/)
62.         : CDialog(CMusicPlayerDlg::IDD, pParent)
63. {
64.         //{{AFX_DATA_INIT(CMusicPlayerDlg)
65.         m_TextFilePath = _T("");
66.         //}}AFX_DATA_INIT
67.         // Note that LoadIcon does not require a subsequent DestroyIcon in Win32
68.         m_hIcon = AfxGetApp()->LoadIcon(IDI_Music);
69. }
71. void CMusicPlayerDlg::DoDataExchange(CDataExchange* pDX)
72. {
73.         CDialog::DoDataExchange(pDX);
74.         //{{AFX_DATA_MAP(CMusicPlayerDlg)
75.         DDX_Text(pDX, IDC_EDIT2, m_TextFilePath);
76.         DDV_MaxChars(pDX, m_TextFilePath, 100);
77.         //}}AFX_DATA_MAP
78. }
80. BEGIN_MESSAGE_MAP(CMusicPlayerDlg, CDialog)
81.         //{{AFX_MSG_MAP(CMusicPlayerDlg)
82.         ON_WM_SYSCOMMAND()
83.         ON_WM_PAINT()
84.         ON_WM_QUERYDRAGICON()
85.         ON_BN_CLICKED(IDC_BTN_OPEN, OnBtnOpen)
86.         ON_BN_CLICKED(IDC_BTN_PLAY, OnBtnPlay)
87.         ON_BN_CLICKED(IDC_BTN_PAUSE, OnBtnPause)
88.         ON_BN_CLICKED(IDC_BTN_STOP, OnBtnStop)
89.         ON_BN_CLICKED(IDC_BTN_HELP, OnBtnHelp)
90.         //}}AFX_MSG_MAP
91. END_MESSAGE_MAP()
93. /////////////////////////////////////////////////////////////////////////////
94. // CMusicPlayerDlg message handlers
96. BOOL CMusicPlayerDlg::OnInitDialog()
97. {
98.         CDialog::OnInitDialog();
100.         // Add "About..." menu item to system menu.
101.                 PlaySound("C:\\Users\\Administrator\\Desktop\\Audio.wav",NULL,SND_FILENAME|SND_ASYNC|SND_LOOP);
102.         // IDM_ABOUTBOX must be in the system command range.
103.         ASSERT((IDM_ABOUTBOX & 0xFFF0) == IDM_ABOUTBOX);
104.         ASSERT(IDM_ABOUTBOX < 0xF000);
106.         CMenu* pSysMenu = GetSystemMenu(FALSE);
107.         if (pSysMenu != NULL)
108.         {
109.                 CString strAboutMenu;
110.                 strAboutMenu.LoadString(IDS_ABOUTBOX);
111.                 if (!strAboutMenu.IsEmpty())
112.                 {
113.                         pSysMenu->AppendMenu(MF_SEPARATOR);
114.                         pSysMenu->AppendMenu(MF_STRING, IDM_ABOUTBOX, strAboutMenu);
115.                 }
116.         }
118.         // Set the icon for this dialog.  The framework does this automatically
119.         //  when the application"s main window is not a dialog
120.         SetIcon(m_hIcon, TRUE);                        // Set big icon
121.         SetIcon(m_hIcon, FALSE);                // Set small icon
122.        
123.         // TODO: Add extra initialization here
125.         return TRUE;  // return TRUE  unless you set the focus to a control
126. }
128. void CMusicPlayerDlg::OnSysCommand(UINT nID, LPARAM lParam)
129. {
130.         if ((nID & 0xFFF0) == IDM_ABOUTBOX)
131.         {
132.                 CAboutDlg dlgAbout;
133.                 dlgAbout.DoModal();
134.         }
135.         else
136.         {
137.                 CDialog::OnSysCommand(nID, lParam);
138.         }
139. }
141. // If you add a minimize button to your dialog, you will need the code below
142. //  to draw the icon.  For MFC applications using the document/view model,
143. //  this is automatically done for you by the framework.
145. void CMusicPlayerDlg::OnPaint()
146. {
147.         if (IsIconic())
148.         {
149.                 CPaintDC dc(this); // device context for painting
151.                 SendMessage(WM_ICONERASEBKGND, (WPARAM) dc.GetSafeHdc(), 0);
153.                 // Center icon in client rectangle
154.                 int cxIcon = GetSystemMetrics(SM_CXICON);
155.                 int cyIcon = GetSystemMetrics(SM_CYICON);
156.                 CRect rect;
157.                 GetClientRect(&rect);
158.                 int x = (rect.Width() - cxIcon + 1) / 2;
159.                 int y = (rect.Height() - cyIcon + 1) / 2;
161.                 // Draw the icon
162.                 dc.DrawIcon(x, y, m_hIcon);
163.         }
164.         else
165.         {
166.                 CDialog::OnPaint();
167.          
168.         }
169. }
171. // The system calls this to obtain the cursor to display while the user drags
172. //  the minimized window.
173. HCURSOR CMusicPlayerDlg::OnQueryDragIcon()
174. {
175.         return (HCURSOR) m_hIcon;
176. }
178. void CMusicPlayerDlg::OnBtnOpen()
179. {
180.         // TODO: Add your control notification handler code here
181.         CFileDialog dig(TRUE,NULL,NULL,OFN_FILEMUSTEXIST|
182.                                             OFN_PATHMUSTEXIST,
183.                                                                         "mp3文件（*MP3）|*.mp3|wav文件（*wav）|*.wav|所有文件（*.*）|*.*||");
184.         if(IDCANCEL==dig.DoModal())
185.           return;
186.         CString strFilePath=dig.GetPathName();
187.         SetDlgItemText(IDC_EDIT2,strFilePath);
188.         mciSendCommand(m_IDdevice,MCI_CLOSE,0,0);
189.         //打开一首歌曲
191.         MCI_OPEN_PARMS mciOpenParms;
192.         mciOpenParms.lpstrElementName=strFilePath;
193.         //MessageBox(strFilePath);
194.         mciSendCommand(NULL,MCI_OPEN,MCI_OPEN_ELEMENT|MCI_WAIT,(DWORD)&mciOpenParms);
195.         m_IDdevice=mciOpenParms.wDeviceID;
196. }
198. void CMusicPlayerDlg::OnBtnPlay()
199. {
200.         // TODO: Add your control notification handler code here
201.     MCI_PLAY_PARMS mciPlayParms;
202.         mciPlayParms.dwCallback=NULL;
203.         mciPlayParms.dwFrom=0;
205.         mciSendCommand(m_IDdevice,MCI_PLAY,MCI_FROM|MCI_NOTIFY,(DWORD)&mciPlayParms);
206.        
207. }
209. void CMusicPlayerDlg::OnBtnPause()
210. {
211.         // TODO: Add your control notification handler code here
212.         CString str;
213.         GetDlgItemText(IDC_BTN_PAUSE,str);
214.         if(str=="暂停")
215.         {        mciSendCommand(m_IDdevice, MCI_PAUSE,0,0);
216.            SetDlgItemText(IDC_BTN_PAUSE,"继续");
217.         }else{
218.         mciSendCommand(m_IDdevice, MCI_RESUME,0,0);
219.            SetDlgItemText(IDC_BTN_PAUSE,"暂停");
220.            }
221. }
223. void CMusicPlayerDlg::OnBtnStop()
224. {
225.         // TODO: Add your control notification handler code here
226.         SetDlgItemText(IDC_EDIT2,"");
227.    mciSendCommand(m_IDdevice,MCI_STOP,0,0);
228.     mciSendCommand(m_IDdevice,MCI_CLOSE,0,0);
229.        
230. }
234. void CMusicPlayerDlg::OnBtnHelp()
235. {
236.         // TODO: Add your control notification handler code here
237.                 CAboutDlg dlgAbout;
238.                 dlgAbout.DoModal();
239.        
240. }

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MusicPlayer.cpp：

  

1. // MusicPlayer.cpp : Defines the class behaviors for the application.//#include "stdafx.h"#include "MusicPlayer.h"#include "MusicPlayerDlg.h"#ifdef _DEBUG#define new DEBUG_NEW#undef THIS_FILEstatic char THIS_FILE[] = __FILE__;#endif/////////////////////////////////////////////////////////////////////////////// CMusicPlayerAppBEGIN_MESSAGE_MAP(CMusicPlayerApp, CWinApp)        //{{AFX_MSG_MAP(CMusicPlayerApp)                // 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()/////////////////////////////////////////////////////////////////////////////// CMusicPlayerApp constructionCMusicPlayerApp::CMusicPlayerApp(){        // TODO: add construction code here,        // Place all significant initialization in InitInstance}/////////////////////////////////////////////////////////////////////////////// The one and only CMusicPlayerApp objectCMusicPlayerApp theApp;/////////////////////////////////////////////////////////////////////////////// CMusicPlayerApp initializationBOOL CMusicPlayerApp::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        CMusicPlayerDlg 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;}

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程序运行截图：
  

  
  

  

  做的很简易，只为了解，学习，记录，共享之用


            
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  2016_12_30