mainfrm.cpp

VC++视频开发实例集锦(包括“远程视频监控”"语音识别系统"等13个经典例子)

// MainFrm.cpp : implementation of the CMainFrame class
//

#include "stdafx.h"
#include "play.h"
#include "MainFrm.h"
#include "playView.h"
#include <afxmt.h>

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

#define strDESTPORT " 201"


CMenu PopMenu;
extern CEvent g_eventClearup;   

/////////////////////////////////////////////////////////////////////////////
// CMainFrame

IMPLEMENT_DYNCREATE(CMainFrame, CFrameWnd)

BEGIN_MESSAGE_MAP(CMainFrame, CFrameWnd)
	//{{AFX_MSG_MAP(CMainFrame)
	ON_WM_CREATE()
	ON_COMMAND(ID_VIEW_STATUS_BAR, OnViewStatusBar)
	ON_UPDATE_COMMAND_UI(ID_VIEW_STATUS_BAR, OnUpdateViewStatusBar)
	ON_WM_CLOSE()
	//}}AFX_MSG_MAP
    ON_MESSAGE(WSA_READ,OnRead)
    ON_MESSAGE(WSA_ACCEPT,OnAccept)
    ON_MESSAGE(WM_OUTBAR_NOTIFY, OnOutbarNotify)
END_MESSAGE_MAP()

static UINT indicators[] =
{
	ID_SEPARATOR,           // status line indicator
	ID_SEPARATOR,
	ID_SEPARATOR,
	ID_SEPARATOR,
};


IMPLEMENT_DYNAMIC(COutlookBar,CGfxOutBarCtrl)
BEGIN_MESSAGE_MAP(COutlookBar,CGfxOutBarCtrl)
	//{{AFX_MSG_MAP(COutlookBar)
	ON_WM_ERASEBKGND()
	//}}AFX_MSG_MAP
	
END_MESSAGE_MAP()

BOOL COutlookBar::OnEraseBkgnd(CDC* pDC) 
{

	crBackGroundColor = RGB(0,168,150);
	return true;
}
/////////////////////////////////////////////////////////////////////////////
// CMainFrame construction/destruction


LRESULT CMainFrame::OnOutbarNotify(WPARAM wParam, LPARAM lParam)
{
	if((wParam)==NM_OB_ITEMCLICK)
	{
     CPlayView* pView=(CPlayView*)m_wndSplitter.GetPane(0,1);
	 ::SendMessage(pView->m_hWnd,WM_VIEW_OUTBAR_NOTIFY,wParam,lParam);
	}
    return 0;
}


//响应消息WSA_ACCEPT
LRESULT CMainFrame::OnAccept(WPARAM wParam,LPARAM lParam)
{
	int acsock;
	int status;
	if (WSAGETSELECTERROR( lParam ))
		return -1;
	if (WSAGETSELECTERROR( lParam ) == 0) 
	{   /* Success */
		int req_sin_len = sizeof(req_sin );
	
		//接受客户的连接请求
		acsock = accept(Lsock,(struct sockaddr FAR *) &req_sin,(int FAR *)&req_sin_len);
		if (acsock < 0) 
		{
			MessageBox("Cant Accepted a connection!");
			return -1;
		}
		//设定服务器响应的网络事件为FD_READ或FD_CLOSE，即读取数据或关闭socket 
		//产生相应传递给窗口的消息为WSA_READ
		if ((status = WSAAsyncSelect(acsock, m_hWnd,WSA_READ,FD_READ|FD_CLOSE))<0) 
		{
            MessageBox("Error on WSAAsyncSelect()");
           	closesocket(acsock );
			return -1;
		}
	}
	return 0;
}

//响应消息WSA_READ
LRESULT CMainFrame::OnRead(WPARAM wParam,LPARAM lParam) 
{
	int status;
	char szRev[80];
	char szBuff[80];
	char szSend[80];
	strcpy(szSend,MULTIDESTADDR);
	strcat(szSend, strDESTPORT);
	if (WSAGETSELECTERROR( lParam ))
 		return -1;
	if (WSAGETSELECTEVENT(lParam) == FD_READ)
	{//网络事件为FD_READ

		//接收数据
		status =recv(wParam, szRev, 80,0);
		if (status) 
		{
			//如果客户端请求发送数据，将组播地址和端口发送给客户端
			if (strcmp(szRev,"请发送数据")==0)
			{
 				sprintf(szBuff,"来自%s请求数据",inet_ntoa(req_sin.sin_addr));     
 				MessageBox(szBuff, "Client Request Data", MB_OK);
				//发送组播地址和端口给客户端
				send(wParam, szSend, sizeof(szSend),0);          
			}
             
		}
		else 
			if(status==0)
				MessageBox("Connection was closed by client", "Server", MB_OK);
	}
	else 
	{ //网络事件为FD_CLOSE

		//表示对方已接收到地址信息
   		MessageBox("可以发送数据", "success", MB_OK); 
		//关闭socket
		closesocket((SOCKET)wParam);            
	} 
	return 0;
}


CMainFrame::CMainFrame()
{
  
   
}

CMainFrame::~CMainFrame()
{
  
}


BOOL CMainFrame::OnCreateClient(LPCREATESTRUCT lpcs, CCreateContext* pContext) 
{
	// Create the splitter window with two columns
	if (!m_wndSplitter.CreateStatic(this, 1, 2))
	{
		TRACE0("Failed to create splitter window\n");
		return FALSE;
	}
	

	if (!m_wndSplitter.CreateView(0, 1, RUNTIME_CLASS(CPlayView),
		CSize(0, 0), pContext))
	{
		TRACE0("Failed to create CTestView\n"); 
		return FALSE;
	}

	DWORD dwStyle = 
		CGfxOutBarCtrl::fDragItems    |
		CGfxOutBarCtrl::fEditGroups   |
		CGfxOutBarCtrl::fEditItems    |
		CGfxOutBarCtrl::fRemoveGroups |
		CGfxOutBarCtrl::fRemoveItems  |
		CGfxOutBarCtrl::fAddGroups    |
		CGfxOutBarCtrl::fAnimation;
	
	// Here we create the outbar control; we give as id the parent splitter pane id here
	if (!m_wndOutlookBar.Create(WS_CHILD|WS_VISIBLE, CRect(0,0,0,0),
		&m_wndSplitter, m_wndSplitter.IdFromRowCol(0, 0), dwStyle))
	{
		TRACE0("Failed to create outlook bar.");
		return FALSE;
	}
  //  UINT  nid=m_wndSplitter.IdFromRowCol(0, 0);
	// Tell the control to send message to this window (the mainframe) 
	// and not to its real parent (the splitter)
	m_wndOutlookBar.SetOwner(this);


	// Here we create the imagelists for the control
	m_ImageLarge.Create (32, 32, TRUE, 2, 1);
	for( int nIcon = 0; nIcon <12; ++nIcon ) 
	{
		HICON hIcon = AfxGetApp()->LoadIcon(CPlayApp::m_nImages[nIcon]);
		ASSERT(hIcon);
		m_ImageLarge.Add(hIcon);
	}

	// and we link them to the control
	m_wndOutlookBar.SetImageList(&m_ImageLarge, CGfxOutBarCtrl::fLargeIcon);
	m_wndOutlookBar.SetAnimationTickCount(20);
	m_wndOutlookBar.SetAnimSelHighlight(200);

	// Look at function reference for information about linking image list
	// Here we can add the folders to the control; we need at least one folder.
	// The numbers aside the text are an "lParam" value we can assign to each folder
	m_wndOutlookBar.AddFolder(_T("播放视频文件"),PLAY);
	m_wndOutlookBar.AddFolder(_T("采集视频文件"),CAPTURE);
 //   m_wndOutlookBar.AddFolder(_T("发送数据"),SEND);
	// Here we insert the items; syntax is folder, index, text, image, lParam value for item
	m_wndOutlookBar.InsertItem(PLAY, Play_Set, _T("播放设置"),  0, 0);
	m_wndOutlookBar.InsertItem(PLAY, Play_Open, _T("打开视频文件"),1,0);
	m_wndOutlookBar.InsertItem(PLAY, Play_Begin, _T("开始播放"),2,0);
	m_wndOutlookBar.InsertItem(PLAY, Play_Pause, _T("暂停播放"),3,0);
	m_wndOutlookBar.InsertItem(PLAY, Play_Resume, _T("继续播放"),4, 0);
	m_wndOutlookBar.InsertItem(PLAY, Play_Stop, _T("停止"),5, 0);

	m_wndOutlookBar.InsertItem(CAPTURE, Cap_Preview, _T("实时播放"),6,0);
	m_wndOutlookBar.InsertItem(CAPTURE, Cap_Set, _T("采集文件设置"),7,0);
	m_wndOutlookBar.InsertItem(CAPTURE, Cap_Begin, _T("开始采集"),8,0);
	m_wndOutlookBar.InsertItem(CAPTURE, Cap_Pause, _T("暂停采集"),9,0);
	m_wndOutlookBar.InsertItem(CAPTURE, Cap_Resume, _T("继续采集"),10,0);
	m_wndOutlookBar.InsertItem(CAPTURE, Cap_Stop, _T("停止采集"),11,0);
	
/*	m_wndOutlookBar.InsertItem(SEND, Real_Set, _T("实时发送"), 12, 0);
	m_wndOutlookBar.InsertItem(SEND, Play_Open, _T("发送文件"),13，0);
	m_wndOutlookBar.InsertItem(SEND, Play_Begin, _T("开始发送"),14,0);
	m_wndOutlookBar.InsertItem(SEND, Play_Pause, _T("停止发送"),15,0);*/

	
	m_wndOutlookBar.SetSelFolder(1);
 
	// Standard sizing for splitter
	CRect r;
	GetClientRect(&r);
	int w1 = r.Width()/7;
	int w2 = r.Width()/5;
	m_wndSplitter.SetColumnInfo( 0, w1, 0 );
	m_wndSplitter.SetColumnInfo( 1, w2, 0 );
	m_wndSplitter.RecalcLayout();
   	return TRUE;
}

int CMainFrame::OnCreate(LPCREATESTRUCT lpCreateStruct)
{
	if (CFrameWnd::OnCreate(lpCreateStruct) == -1)
		return -1;
	
	if (!m_wndToolBar.CreateEx(this, TBSTYLE_FLAT, WS_CHILD | WS_VISIBLE | CBRS_TOP
		| CBRS_GRIPPER | CBRS_TOOLTIPS | CBRS_FLYBY | CBRS_SIZE_DYNAMIC) ||
		!m_wndToolBar.LoadToolBar(IDR_MAINFRAME))
	{
		TRACE0("Failed to create toolbar\n");
		return -1;      // fail to create
	}

	if (!m_wndStatusBar.Create(this,WS_CHILD|WS_VISIBLE|CBRS_BOTTOM,ID_MY_STATUSBAR) ||
		!m_wndStatusBar.SetIndicators(indicators,
		  sizeof(indicators)/sizeof(UINT)))
	{
		TRACE0("Failed to create status bar\n");
		return -1;      // fail to create
	}

	m_wndStatusBar.SetPaneInfo(0,0,0,270);

	// TODO: Delete these three lines if you don't want the toolbar to
	//  be dockable
	m_wndToolBar.EnableDocking(CBRS_ALIGN_ANY);
	EnableDocking(CBRS_ALIGN_ANY);
	DockControlBar(&m_wndToolBar);
    PopMenu.LoadMenu(IDR_POPUP);
	return 0;
}

BOOL CMainFrame::PreCreateWindow(CREATESTRUCT& cs)
{
	if( !CFrameWnd::PreCreateWindow(cs) )
		return FALSE;
	// TODO: Modify the Window class or styles here by modifying
	//  the CREATESTRUCT cs

	return TRUE;
}

/////////////////////////////////////////////////////////////////////////////
// CMainFrame diagnostics

#ifdef _DEBUG
void CMainFrame::AssertValid() const
{
	CFrameWnd::AssertValid();
}

void CMainFrame::Dump(CDumpContext& dc) const
{
	CFrameWnd::Dump(dc);
}

#endif //_DEBUG

/////////////////////////////////////////////////////////////////////////////
// CMainFrame message handlers




void CMainFrame::OnViewStatusBar() 
{
	// TODO: Add your command handler code here
	m_wndStatusBar.ShowWindow((m_wndStatusBar.GetStyle()&WS_VISIBLE)==0);
    RecalcLayout();
}

void CMainFrame::OnUpdateViewStatusBar(CCmdUI* pCmdUI) 
{
	// TODO: Add your command update UI handler code here
	pCmdUI->SetCheck((m_wndStatusBar.GetStyle()&WS_VISIBLE)!=0);
    pCmdUI->SetCheck(m_wndStatusBar.ShowWindow(m_wndStatusBar.GetStyle()));
}


void CMainFrame::ActivateFrame(int nCmdShow) 
{
	// TODO: Add your specialized code here and/or call the base class
	m_wndSplitter.SetActivePane(0,1,NULL);
	nCmdShow=SW_MAXIMIZE;
	CFrameWnd::ActivateFrame(nCmdShow);
}

void CMainFrame::OnClose() 
{
	// TODO: Add your message handler code here and/or call default
	CPlayView* pView=(CPlayView*)GetActiveView();
	pView->SendMessage(WM_PREPARE_CLOSE);
    ::WaitForSingleObject(g_eventClearup,0);
	CFrameWnd::OnClose();
}