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上传时间: 2011-12-28
详细说明： // MP3PlayerDlg.cpp : implementation file // #include "stdafx.h" #include "MP3Player.h" #include "MP3PlayerDlg.h" #include "mmsystem.h" #ifdef _DEBUG #define new DEBUG_NEW #undef THIS_FILE static char THIS_FILE[] = __FILE__; #endif ///////////////////////////////////////////////////////////////////////////// // CAboutDlg dialog used for App About #pragma comment(lib,"winmm.lib") class CAboutDlg : public CDialog { public: CAboutDlg(); // Dialog Data //{{AFX_DATA(CAboutDlg ) enum { IDD = IDD_ABOUTBOX }; //}}AFX_DATA // ClassWizard generated virtual function overrides //{{AFX_VIRTUAL(CAboutDlg) protected: virtual void DoDataExchange(CDataExchange* pDX); // DDX/DDV support //}}AFX_VIRTUAL // Implementation protected: //{{AFX_MSG(CAboutDlg) //}}AFX_MSG DECLARE_MESSAGE_MAP() }; CAboutDlg::CAboutDlg() : CDialog(CAboutDlg::IDD) { //{{AFX_DATA_INIT(CAboutDlg) //}}AFX_DATA_INIT } void CAboutDlg::DoDataExchange(CDataExchange* pDX) { CDialog::DoDataExchange(pDX); //{{AFX_DATA_MAP(CAboutDlg) //}}AFX_DATA_MAP } BEGIN_MESSAGE_MAP(CAboutDlg, CDialog) //{{AFX_MSG_MAP(CAboutDlg) // No message handlers //}}AFX_MSG_MAP END_MESSAGE_MAP() ///////////////////////////////////////////////////////////////////////////// // CMP3PlayerDlg dialog CMP3PlayerDlg::CMP3PlayerDlg(CWnd* pParent /*=NULL*/) : CDialog(CMP3PlayerDlg::IDD, pParent) { //{{AFX_DATA_INIT(CMP3PlayerDlg) //}}AFX_DATA_INIT // Note that LoadIcon does not require a subsequent DestroyIcon in Win32 m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME); } void CMP3PlayerDlg::DoDataExchange(CDataExchange* pDX) { CDialog::DoDataExchange(pDX); //{{AFX_DATA_MAP(CMP3PlayerDlg) DDX_Control(pDX, IDC_SLIDER1, m_slider1); DDX_Control(pDX, IDC_SLIDER2, m_slider2); DDX_Control(pDX, IDC_NOWPALYTIME, m_nowpalytime); DDX_Control(pDX, IDC_SHOWMUSITIME, m_showmusictime); DDX_Control(pDX, IDC_NOWTIME, m_nowtime); DDX_Control(pDX, IDC_LIST1, m_list); DDX_Control(pDX, IDC_SHOWNAME, m_showname); //}}AFX_DATA_MAP } BEGIN_MESSAGE_MAP(CMP3PlayerDlg, CDialog) //{{AFX_MSG_MAP(CMP3PlayerDlg) ON_WM_SYSCOMMAND() ON_WM_PAINT() ON_WM_QUERYDRAGICON() ON_BN_CLICKED(IDC_ADD, OnAdd) ON_BN_CLICKED(IDC_PLAY, OnPlay) ON_WM_TIMER() ON_NOTIFY(NM_RELEASEDCAPTURE, IDC_SLIDER2, OnReleasedcaptureSlider2) ON_WM_CTLCOLOR() //}}AFX_MSG_MAP END_MESSAGE_MAP() ///////////////////////////////////////////////////////////////////////////// // CMP3PlayerDlg message handlers BOOL CMP3PlayerDlg::OnInitDialog() { CDialog::OnInitDialog(); // Add "About..." menu item to system menu. // IDM_ABOUTBOX must be in the system command range. ASSERT((IDM_ABOUTBOX & 0xFFF0) == IDM_ABOUTBOX); ASSERT(IDM_ABOUTBOX < 0xF000); CMenu* pSysMenu = GetSystemMenu(FALSE); if (pSysMenu != NULL) { CString strAboutMenu; strAboutMenu.LoadString(IDS_ABOUTBOX); if (!strAboutMenu.IsEmpty()) { pSysMenu->AppendMenu(MF_SEPARATOR); pSysMenu->AppendMenu(MF_STRING, IDM_ABOUTBOX, strAboutMenu); } } // Set the icon for this dialog. The framework does this automatically // when the application's main window is not a dialog SetIcon(m_hIcon, TRUE); // Set big icon SetIcon(m_hIcon, FALSE); // Set small icon m_list.InsertColumn(0,"歌曲名称",LVCFMT_LEFT,350,-1); m_list.InsertColumn(1,"歌曲长度",LVCFMT_LEFT,100,-1); m_list.SetExtendedStyle(LVS_EX_FLATSB|LVS_EX_FULLROWSELECT); SetTimer(1,1000,NULL); m_slider2.SetRange(0,1000); return TRUE; // return TRUE unless you set the focus to a control } void CMP3PlayerDlg::OnSysCommand(UINT nID, LPARAM lParam) { if ((nID & 0xFFF0) == IDM_ABOUTBOX) { CAboutDlg dlgAbout; dlgAbout.DoModal(); } else { CDialog::OnSysCommand(nID, lParam); } } // If you add a minimize button to your dialog, you will need the code below // to draw the icon. For MFC applications using the document/view model, // this is automatically done for you by the framework. void CMP3PlayerDlg::OnPaint() { if (IsIconic()) { CPaintDC dc(this); // device context for painting SendMessage(WM_ICONERASEBKGND, (WPARAM) dc.GetSafeHdc(), 0); // Center icon in client rectangle int cxIcon = GetSystemMetrics(SM_CXICON); int cyIcon = GetSystemMetrics(SM_CYICON); CRect rect; GetClientRect(▭); int x = (rect.Width() - cxIcon + 1) / 2; int y = (rect.Height() - cyIcon + 1) / 2; // Draw the icon dc.DrawIcon(x, y, m_hIcon); } else { CPaintDC dc(this); CDC memDC; memDC.CreateCompatibleDC(&dc;); CBitmap m_bit; m_bit.LoadBitmap(IDB_BITMAP1); memDC.SelectObject(m_bit); dc.BitBlt(0,0,600,500,&memDC;,0,0,SRCCOPY); } } // The system calls this to obtain the cursor to display while the user drags // the minimized window. HCURSOR CMP3PlayerDlg::OnQueryDragIcon() { return (HCURSOR) m_hIcon; } void CMP3PlayerDlg::OnAdd() { CFileDialog Dlg(TRUE,NULL,NULL,OFN_FILEMUSTEXIST,"音频文件(*.mp3;*.wma;*.ace)|*.mp3;;*.wma;;*.ace||",this); if(Dlg.DoModal()==IDOK) { CString filename=Dlg.GetPathName(); m_list.InsertItem(0,filename); m_list.SetItemText(0,1,"04:30"); } } long CMP3PlayerDlg::GetMusicLength(CString filename) { TCHAR buf[255]={'\0'}; TCHAR cmd[255]={'\0'}; sprintf(cmd,"status %s length",filename); mciSendString(cmd,buf,255,NULL); return atol(buf); } void CMP3PlayerDlg::OnPlay() { int index=m_list.GetSelectionMark(); CString filename=m_list.GetItemText(index,0); TCHAR buf[1024]={'\0'}; TCHAR shortname[1024]={'\0'}; GetShortPathName(filename,shortname,sizeof(shortname)); sprintf(buf,"play %s",shortname); mciSendString(buf,NULL,0,NULL); m_showname.SetWindowText("正在播放："+filename); MusicName=shortname; long length=GetMusicLength(shortname); TCHAR music_time[100]={'\0'}; int minute=length/(60*1000); int second=(length-minute*60000)/1000; sprintf(music_time,"%d:%d",minute,second); m_showmusictime.SetWindowText(music_time); SetTimer(2,1000,NULL); m_slider1.SetRange(0,length); } void CMP3PlayerDlg::OnTimer(UINT nIDEvent) { switch (nIDEvent) { case 1: { CTime c_time=CTime::GetCurrentTime(); CString nowtime=c_time.Format("%Y年%m月%d日 %H:%M:%S"); m_nowtime.SetWindowText(nowtime); this->Invalidate(TRUE); }break; case 2: { TCHAR buf[255]={'\0'}; TCHAR cmd[255]={'\0'}; TCHAR nowpalytime[255]={'\0'}; sprintf(cmd,"status %s position",MusicName); mciSendString(cmd,buf,255,0); long length=atol(buf); int minute=length/(60*1000); int second=(length-minute*60000)/1000; sprintf(nowpalytime,"%d:%d",minute,second); m_nowpalytime.SetWindowText(nowpalytime); m_slider1.SetPos(length); }break; } CDialog::OnTimer(nIDEvent); } void CMP3PlayerDlg::OnReleasedcaptureSlider2(NMHDR* pNMHDR, LRESULT* pResult) { TCHAR buf[255]={'\0'}; sprintf(buf,"setaudio %s volume to %d",MusicName,m_slider2.GetPos()); mciSendString(buf,NULL,0,NULL); *pResult = 0; } HBRUSH CMP3PlayerDlg::OnCtlColor(CDC* pDC, CWnd* pWnd, UINT nCtlColor) { HBRUSH hbr = CDialog::OnCtlColor(pDC, pWnd, nCtlColor); switch(pWnd->GetDlgCtrlID()) { case IDC_SHOWNAME: case IDC_SHOWMUSITIME: case IDC_NOWPALYTIME: case IDC_NOWTIME: pDC->SetBkMode(TRANSPARENT); return (HBRUSH)::GetStockObject(NULL_BRUSH); default:break; } return hbr; } ...展开收缩
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