playerdlg.cpp

一个简单播放器的教学源码,希望可以供大家学习,未美化!

// PLAYERDlg.cpp : implementation file
//

#include "stdafx.h"
#include "PLAYER.h"
#include "PLAYERDlg.h"

#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

/////////////////////////////////////////////////////////////////////////////
// CAboutDlg dialog used for App About

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()

/////////////////////////////////////////////////////////////////////////////
// CPLAYERDlg dialog

CPLAYERDlg::CPLAYERDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CPLAYERDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CPLAYERDlg)
	//}}AFX_DATA_INIT
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}

void CPLAYERDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CPLAYERDlg)
	DDX_Control(pDX, IDC_ACTIVEMOVIECONTROL1, m_ActiveMovie);//添加的一行
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CPLAYERDlg, CDialog)
	//{{AFX_MSG_MAP(CPLAYERDlg)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	//以下添加6行
	ON_BN_CLICKED(IDC_BUTTON1, OnButton1)
	ON_BN_CLICKED(IDC_BUTTON2, OnButton2)
	ON_BN_CLICKED(IDC_BUTTON3, OnButton3)
	ON_BN_CLICKED(IDC_BUTTON4, OnButton4)
	ON_BN_CLICKED(IDC_BUTTON5, OnButton5)
	ON_BN_CLICKED(IDC_BUTTON6, OnButton6)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CPLAYERDlg message handlers

BOOL CPLAYERDlg::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);			// 设置大图标
	SetIcon(m_hIcon, FALSE);		// 设置小图标
	
	// TODO: Add extra initialization here
	
	return TRUE;  // return TRUE  unless you set the focus to a control
}

void CPLAYERDlg::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 CPLAYERDlg::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(&rect);
		int x = (rect.Width() - cxIcon + 1) / 2;
		int y = (rect.Height() - cyIcon + 1) / 2;

		// Draw the icon
		dc.DrawIcon(x, y, m_hIcon);
	}
	else
	{
		CDialog::OnPaint();
	}
}

// The system calls this to obtain the cursor to display while the user drags
//  the minimized window.
HCURSOR CPLAYERDlg::OnQueryDragIcon()
{
	return (HCURSOR) m_hIcon;
}

//以下到文件尾的代码段均为添加的

BEGIN_EVENTSINK_MAP(CPLAYERDlg, CDialog)
    //{{AFX_EVENTSINK_MAP(CPLAYERDlg)
	//}}AFX_EVENTSINK_MAP
END_EVENTSINK_MAP()


void CPLAYERDlg::OnButton1() //实现打开功能函数
{
	char szFilter[] ="All File (*.*)|*.*";
	//用于设置FileDialog的文件类型
	CFileDialog FileDlg(TRUE,NULL,NULL,OFN_HIDEREADONLY, szFilter );
	if( FileDlg.DoModal() == IDOK )
	{
		CString PathName = FileDlg.GetPathName();
		PathName.MakeUpper();
       	        m_ActiveMovie.SetFileName(PathName);
    	
	}
}

void CPLAYERDlg::OnButton2() //实现退出功能函数
{
	OnOK();
		//退出应用程序
}

void CPLAYERDlg::OnButton3() //实现全屏功能函数
{
	 m_ActiveMovie.Pause ();//暂停播放
	 m_ActiveMovie.SetFullScreenMode(true);//设置满屏模式
	 m_ActiveMovie. Run();//继续播放
	 m_ActiveMovie.SetMovieWindowSize(SW_SHOWMAXIMIZED); 
	 //设置窗口为最大
	
}

void CPLAYERDlg::OnButton4() //实现增加音量功能函数
{
	// TODO: Add your command handler code here
	long m_valume=	m_ActiveMovie.GetVolume ();
     //获取当前音量
        m_ActiveMovie.Pause ();
	m_ActiveMovie.SetVolume(m_valume+100);
    //用于增加音量
	m_ActiveMovie.Run ();
	
}

void CPLAYERDlg::OnButton5() //实现降低音量功能函数
{
	// TODO: Add your command handler code here
	long m_valume=	m_ActiveMovie.GetVolume ();
	m_ActiveMovie.Pause ();
	m_ActiveMovie.SetVolume(m_valume-100);
    //用于减小音量
	m_ActiveMovie.Run ();
	
}

void CPLAYERDlg::OnButton6() //实现静音功能函数
{
	// TODO: Add your command handler code here	
	m_ActiveMovie.Pause ();//暂停播放
	m_ActiveMovie.SetVolume(-4000);//将音量设置小于零,即静音
	m_ActiveMovie.Run ();	//继续播放
}