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Visual C++

CientDlg.cpp：源码内容
							// CientDlg.cpp : implementation file
//
#include "stdafx.h"
#include "Cient.h"
#include "CientDlg.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()
/////////////////////////////////////////////////////////////////////////////
// CCientDlg dialog
CCientDlg::CCientDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CCientDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CCientDlg)
		// NOTE: the ClassWizard will add member initialization here
	//}}AFX_DATA_INIT
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
	m_pDPClient = new CDPClient(this);
	m_WaiteHaveExit.SetEvent();
	m_llDataPos = 0;
	m_dwSize = 0;
	m_MedialpBuffer = new BYTE[1024*1024*2];
}
void CCientDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CCientDlg)
		// NOTE: the ClassWizard will add DDX and DDV calls here
	//}}AFX_DATA_MAP
}
BEGIN_MESSAGE_MAP(CCientDlg, CDialog)
	//{{AFX_MSG_MAP(CCientDlg)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_WM_DESTROY()
	ON_BN_CLICKED(IDC_BTN_START, OnBtnStart)
	ON_BN_CLICKED(IDC_BTN_PLAY, OnBtnPlay)
	ON_BN_CLICKED(IDC_BTN_PAUSE, OnBtnPause)
	ON_BN_CLICKED(IDC_BTN_SETRAT, OnBtnSetrat)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()
/////////////////////////////////////////////////////////////////////////////
// CCientDlg message handlers
BOOL CCientDlg::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
	
	// TODO: Add extra initialization here
	m_pDPClient->InitNetEnvironment();
	return TRUE;  // return TRUE  unless you set the focus to a control
}
void CCientDlg::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 CCientDlg::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 CCientDlg::OnQueryDragIcon()
{
	return (HCURSOR) m_hIcon;
}
void CCientDlg::OnDestroy() 
{
	CDialog::OnDestroy();
	
	// TODO: Add your message handler code here
	m_Exit.SetEvent();
	m_WaiteHaveExit.Lock();
	delete m_pDPClient;
	delete []m_MedialpBuffer;
}
HRESULT  CCientDlg::OnDataArrive(LONGLONG llDataPos,DWORD dwSize,LPBYTE lpBuffer)
{
	CopyMemory(m_MedialpBuffer,lpBuffer,dwSize);
	m_llDataPos = llDataPos;
	m_dwSize = dwSize;
	m_EventDataArrive.SetEvent();
	return S_OK;
}
HRESULT  CCientDlg::OnLenghtArrive(LONGLONG lMediaLen)
{
	m_llMediaLen = lMediaLen;
	GetDlgItem(IDC_BTN_PLAY)->EnableWindow(TRUE);
	GetDlgItem(IDC_BTN_PAUSE)->EnableWindow(TRUE);
	return S_OK;
}
void CCientDlg::OnBtnStart() 
{
	// TODO: Add your control notification handler code here
	HRESULT hr = m_pDPClient->ConnectDirectly();
	if(FAILED(hr))
		return ;
	GetDlgItem(IDC_BTN_START)->EnableWindow(FALSE);
	m_pDPClient->SendMediaLenRequire();
}
HRESULT CCientDlg::OnPlayerNeedData(LONGLONG llDataPos,DWORD dwSize,DWORD * pdwGotSize,LPBYTE lpBuffer)
{
	m_WaiteHaveExit.ResetEvent();
	m_pDPClient->SendMediaDataRequire(llDataPos,dwSize);
	CSyncObject* Objects[2] = {&m_EventDataArrive,&m_Exit};
	CMultiLock Lock(Objects,2);
	while(1)
	{
		DWORD obj = Lock.Lock(3000,FALSE);
		if(obj==WAIT_OBJECT_0)
		{
			if(m_llDataPos==llDataPos&&dwSize==m_dwSize)
				break;
		}
		else if(obj==WAIT_OBJECT_0+1)
		{
			m_WaiteHaveExit.SetEvent();
			return E_FAIL;
		}
		//else //time out
//		{
//		}
		m_pDPClient->SendMediaDataRequire(llDataPos,dwSize);
	}
	CopyMemory(lpBuffer,m_MedialpBuffer,dwSize);
	 *pdwGotSize = dwSize;
	m_WaiteHaveExit.SetEvent();
	return S_OK;
}
void CCientDlg::OnBtnPlay() 
{
	// TODO: Add your control notification handler code here
	if(m_Player.InitPlayer(m_llMediaLen,this,::GetDlgItem(m_hWnd,IDC_VIDEO)))
		m_Player.Run();
	GetDlgItem(IDC_BTN_SETRAT)->EnableWindow(TRUE);
}
void CCientDlg::OnBtnPause() 
{
	// TODO: Add your control notification handler code here
	if(m_Player.InitPlayer(m_llMediaLen,this,::GetDlgItem(m_hWnd,IDC_VIDEO)))
		m_Player.Pause();
}
void CCientDlg::OnBtnSetrat() 
{
	// TODO: Add your control notification handler code here
	UINT Fps = GetDlgItemInt(IDC_ED_FPS);
	m_Player.SetPlayRate((double)Fps);
}

						