多媒体编程

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PlayerDlg.cpp：源码内容
							// PlayerDlg.cpp : 实现文件
//
#include "stdafx.h"
#include "Player.h"
#include "PlayerDlg.h"
#ifdef _DEBUG
#define new DEBUG_NEW
#endif
// 用于应用程序“关于”菜单项的 CAboutDlg 对话框
class CAboutDlg : public CDialog
{
public:
	CAboutDlg();
	
// 对话框数据
	enum { IDD = IDD_ABOUTBOX };
	protected:
	virtual void DoDataExchange(CDataExchange* pDX);    // DDX/DDV 支持
// 实现
protected:
	DECLARE_MESSAGE_MAP()
};
CAboutDlg::CAboutDlg() : CDialog(CAboutDlg::IDD)
{
}
void CAboutDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
}
BEGIN_MESSAGE_MAP(CAboutDlg, CDialog)
END_MESSAGE_MAP()
// CPlayerDlg 对话框
CPlayerDlg::CPlayerDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CPlayerDlg::IDD, pParent)
{
	m_hIcon = AfxGetApp()->LoadIcon(IDI_ICON2);
}
void CPlayerDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	DDX_Control(pDX, IDC_ACTIVEMOVIECONTROL1, m_amovie);
}
BEGIN_MESSAGE_MAP(CPlayerDlg, CDialog)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	//}}AFX_MSG_MAP
//	ON_BN_CLICKED(IDC_OPEN, &CPlayerDlg::OnBnClickedOpen)
//	ON_BN_CLICKED(IDC_START, &CPlayerDlg::OnBnClickedStart)
	ON_COMMAND(ID_PLAYSTOP, OnPlaystop)
	ON_COMMAND(ID_OPEN,OnOpen)
	ON_COMMAND(ID_PLAY,OnPlay)
	ON_COMMAND(ID_PAUSE,OnPause)
	ON_COMMAND(ID_EXIT,OnExit)
	ON_COMMAND(ID_CLOSE,OnClose)
	ON_COMMAND(ID_VEDIOFULL,OnVedioFull)
	ON_COMMAND(ID_VEDIO1,OnVedio1)
	ON_COMMAND(ID_CCTV1,OnCctv1)
END_MESSAGE_MAP()
// CPlayerDlg 消息处理程序
BOOL CPlayerDlg::OnInitDialog()
{
	CDialog::OnInitDialog();
	// 将“关于...”菜单项添加到系统菜单中。
	// IDM_ABOUTBOX 必须在系统命令范围内。
	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);
		}
	}
	//把菜单加进对话框里面
	/*CMenu  MyMenu3; 
    MyMenu3.LoadMenu(IDR_MENU);//IDR_MENU是菜单的资源ID。 
    this->SetMenu(&MyMenu3); 
    MyMenu3.Detach(); */
	// 设置此对话框的图标。当应用程序主窗口不是对话框时，框架将自动
	//  执行此操作
	SetIcon(m_hIcon, TRUE);			// 设置大图标
	SetIcon(m_hIcon, FALSE);		// 设置小图标
	// TODO: 在此添加额外的初始化代码
	return TRUE;  // 除非将焦点设置到控件，否则返回 TRUE
}
void CPlayerDlg::OnSysCommand(UINT nID, LPARAM lParam)
{
	if ((nID & 0xFFF0) == IDM_ABOUTBOX)
	{
		CAboutDlg dlgAbout;
		dlgAbout.DoModal();
	}
	else
	{
		CDialog::OnSysCommand(nID, lParam);
	}
}
// 如果向对话框添加最小化按钮，则需要下面的代码
//  来绘制该图标。对于使用文档/视图模型的 MFC 应用程序，
//  这将由框架自动完成。
void CPlayerDlg::OnPaint()
{
	if (IsIconic())
	{
		CPaintDC dc(this); // 用于绘制的设备上下文
		SendMessage(WM_ICONERASEBKGND, reinterpret_cast<WPARAM>(dc.GetSafeHdc()), 0);
		// 使图标在工作区矩形中居中
		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;
		// 绘制图标
		dc.DrawIcon(x, y, m_hIcon);
	}
	else//添加背景图图片代码：
	{
		CDialog::OnPaint();//禁止这个调用   
		/*CPaintDC  dc(this);   
	    CRect  rect;   
		GetClientRect(&rect);   
		CDC  dcMem;   
		dcMem.CreateCompatibleDC(&dc);   
		CBitmap  bmpBackground;   
		bmpBackground.LoadBitmap(IDC_ACTIVEMOVIECONTROL1);  
		//IDB_BITMAP是你自己的图对应的ID
		BITMAP  bitmap;   
		bmpBackground.GetBitmap(&bitmap);   
		CBitmap  *pbmpOld=dcMem.SelectObject(&bmpBackground);
		dc.StretchBlt(0,0,rect.Width(),rect.Height(),&dcMem,0,0,bitmap.bmWidth,bitmap.bmHeight,SRCCOPY);  */ 
	}
}
//当用户拖动最小化窗口时系统调用此函数取得光标
//显示。
HCURSOR CPlayerDlg::OnQueryDragIcon()
{
	return static_cast<HCURSOR>(m_hIcon);
}
void CPlayerDlg::OnOpen()
{
	CFileDialog dlg(TRUE,NULL,NULL,0,"所有文件|*.*",NULL);	
	if(dlg.DoModal()==IDOK)		
	{		
		m_amovie.SetFileName(dlg.GetPathName());		
	}
	// TODO: 在此添加控件通知处理程序代码
}
void CPlayerDlg::OnPlay()
{
	m_amovie.Run();
}
void CPlayerDlg::OnPause()
{
	m_amovie.Pause();
}
void CPlayerDlg::OnPlaystop()
{
	m_amovie.Stop();
}
void CPlayerDlg::OnClose()
{
	m_amovie.SetFileName("");
}
void CPlayerDlg::OnExit()
{
	OnCancel();
}
void CPlayerDlg::MoveMovieWindow()
{
	//改变窗口大小以适应控件大小		
	/*CRect rc1,rc2,rc3,rect;
	int woc;
	//得到ActiveMovie控件大小	
GetWindowRect( &rect );
	if(m_amovie.GetSafeHwnd())
	{
	m_amovie.MoveWindow(CRect(0,22,rect.Width(),rect.Height()-20),TRUE);
	}
	//HWND  hwndChild=::GetWindow((HWND)IDC_ACTIVEMOVIECONTROL1,GW_CHILD);  
	//woc=::GetDlgCtrlID(hwndChild);//取得ID
	/*m_amovie.GetWindowRect(&rc1);
	
	//保证对话框客户区的宽不小于300象素，高不小于225象素	
	if(rc1.Width()<300||rc1.Height()<255)		
	{		
		rc1.right=rc1.left+300;		
		rc1.bottom=rc1.top+225;		
	}
	
	//获得对话框的大小	
	GetWindowRect(&rc2);
	
	//获得对话框客户区大小	
    GetClientRect(&rc3);
	
	//改变对话框大小以适应ActiveMovie控件大小	
	MoveWindow(rc2.left,rc2.top,rc2.Width()-rc3.Width()+rc1.Width(),		
		rc2.Height()-rc3.Height()+rc1.Height());
	
	//获得控件ActiveMovie的大小	
	m_amovie.GetWindowRect(&rc1);	
	GetClientRect(&rc3);
	
	//使ActiveMovie控件在对话框的客户区居中	
	m_amovie.MoveWindow((rc3.Width()-rc1.Width())/2,
		(rc3.Height()-rc1.Height())/2,rc1.Width(),rc1.Height());*/
}
BEGIN_EVENTSINK_MAP(CPlayerDlg, CDialog)
    //{{AFX_EVENTSINK_MAP(CPlayerDlg)
	
	//}}AFX_EVENTSINK_MAP
	ON_EVENT(CPlayerDlg, IDC_ACTIVEMOVIECONTROL1, 1, CPlayerDlg::StateChangeActivemoviecontrol1, VTS_I4 VTS_I4)
	//ON_EVENT(CPlayerDlg, IDC_ACTIVEMOVIECONTROL1, DISPID_READYSTATECHANGE, CPlayerDlg::ReadyStateChangeActivemoviecontrol1, VTS_I4)
	ON_EVENT(CPlayerDlg, IDC_ACTIVEMOVIECONTROL1, 51, CPlayerDlg::DisplayModeChangeActivemoviecontrol1, VTS_NONE)
	ON_EVENT(CPlayerDlg, IDC_ACTIVEMOVIECONTROL1, 999, CPlayerDlg::ErrorActivemoviecontrol1, VTS_I2 VTS_BSTR VTS_BSTR VTS_PBOOL)
	ON_EVENT(CPlayerDlg, IDC_ACTIVEMOVIECONTROL1, 50, CPlayerDlg::OpenCompleteActivemoviecontrol1, VTS_NONE)
END_EVENTSINK_MAP()
void CPlayerDlg::OnVedio1()//视频的2倍
{
	m_amovie.Pause();	
	m_amovie.SetMovieWindowSize(1);	
	m_amovie.Run(); 	
}
void CPlayerDlg::OnVedioFull()//全屏
{
	m_amovie.Pause();	
	m_amovie.SetFullScreenMode(TRUE);
	m_amovie.Run();
}
// This OnCtlColor handler will change the color of a static control
// with the ID of IDC_MYSTATIC. The code assumes that the CPenWidthsDlg
// class has an initialized and created CBrush member named m_brush.
// The control will be painted with red text and a background
// color of m_brush.
HBRUSH CPlayerDlg::OnCtlColor(CDC* pDC, CWnd* pWnd, UINT nCtlColor)
{
   // Call the base class implementation first! Otherwise, it may
   // undo what we're trying to accomplish here.
   HBRUSH hbr = CDialog::OnCtlColor(pDC, pWnd, nCtlColor);
   // Are we painting the IDC_MYSTATIC control? We can use
   // CWnd::GetDlgCtrlID() to perform the most efficient test.
   if (pWnd->GetDlgCtrlID() == IDC_ACTIVEMOVIECONTROL1)
   {
      // Set the text color to red
      pDC->SetTextColor(RGB(255, 0, 0));
      // Set the background mode for text to transparent 
      // so background will show thru.
      pDC->SetBkMode(TRANSPARENT);
      // Return handle to our CBrush object
      hbr = m_brush;
   }
   return hbr;
}
void CPlayerDlg::OnDestroy()
{
          CDialog::OnDestroy();
          // Free the space allocated for the background brush
          delete m_pEditBkBrush;
}
void CPlayerDlg::StateChangeActivemoviecontrol1(long oldState, long newState)
{
	MoveMovieWindow();	
	// TODO: 在此处添加消息处理程序代码
}
void CPlayerDlg::ReadyStateChangeActivemoviecontrol1(long ReadyState)
{
	MoveMovieWindow();	
	// TODO: 在此处添加消息处理程序代码
}
void CPlayerDlg::DisplayModeChangeActivemoviecontrol1()
{
	MoveMovieWindow();	
	// TODO: 在此处添加消息处理程序代码
}
void CPlayerDlg::ErrorActivemoviecontrol1(short SCode, LPCTSTR Description, LPCTSTR Source, BOOL* CancelDisplay)
{
	CString str;		
	str.Format("出现错误[%d]：nn%s",SCode,Description);		
	MessageBox(str);		
	*CancelDisplay=TRUE;	
	// TODO: 在此处添加消息处理程序代码
}
void CPlayerDlg::OpenCompleteActivemoviecontrol1()
{
	m_amovie.Run();
	// TODO: 在此处添加消息处理程序代码
}
void CPlayerDlg::OnCctv1()
{
	m_amovie.SetFileName("mms://218.19.175.167:1755/stv4 ");
}

						