dlgwatchvideo.cpp

电子监控的网络编程实例

// DlgWatchVideo.cpp : implementation file
//

#include "stdafx.h"
#include "videocapture.h"
#include "DlgWatchVideo.h"
#include "VideoCaptureView.h"
#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

/////////////////////////////////////////////////////////////////////////////
// CDlgWatchVideo dialog


CDlgWatchVideo::CDlgWatchVideo(CWnd* pParent /*=NULL*/)
	: CDialog(CDlgWatchVideo::IDD, pParent)
{
	//{{AFX_DATA_INIT(CDlgWatchVideo)
	pImage=new byte[768*586*3*54];
	m_nChanel=2;
	m_sChanel = _T("");
	//}}AFX_DATA_INIT
}


void CDlgWatchVideo::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CDlgWatchVideo)
//	DDX_CBString(pDX, IDC_COMBO1, m_sChanel);
	//}}AFX_DATA_MAP
}


BEGIN_MESSAGE_MAP(CDlgWatchVideo, CDialog)
	//{{AFX_MSG_MAP(CDlgWatchVideo)
	ON_WM_TIMER()
	ON_BN_CLICKED(IDC_OK, On_Ok)
	ON_WM_DESTROY()
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CDlgWatchVideo message handlers

void CDlgWatchVideo::OnTimer(UINT nIDEvent) 
{
	// TODO: Add your message handler code here and/or call default
	CVideoCaptureView *pView=CVideoCaptureView ::GetView();
	CRect rect;


	if (!pView->m_VC.IsRecording()) {

		int *iResult=pView->m_VC.Capture(pImage,m_nChanel,true,10);
		if (iResult) {
			//GetDlgItem(IDC_VIDEO)->GetWindowRect(&rect);
			//ScreenToClient(&rect);
			rect=pView->rectVideo;
			CDC *pDC=GetDC();
			pView->m_VC.DrawImage(pImage,pDC->m_hDC,rect.left+5,rect.top+10,rect.Width()-10,rect.Height()-15);
			ReleaseDC(pDC);
		}

	}

	CDialog::OnTimer(nIDEvent);
}

BOOL CDlgWatchVideo::OnInitDialog() 
{
	CDialog::OnInitDialog();
	
	// TODO: Add extra initialization here
//	memset(m_pOldImage,0,768*576*3+54);
	((CComboBox *)GetDlgItem(IDC_COMBO1))->AddString("1");
	((CComboBox *)GetDlgItem(IDC_COMBO1))->AddString("2");
	((CComboBox *)GetDlgItem(IDC_COMBO1))->AddString("3");
	((CComboBox *)GetDlgItem(IDC_COMBO1))->AddString("4");
	m_sChanel.Format("%d",m_nChanel);
	int i=((CComboBox *)GetDlgItem(IDC_COMBO1))->FindString(0,_T(m_sChanel));//(0,  m_sChanel);
	((CComboBox *)GetDlgItem(IDC_COMBO1))->SelectString(i,m_sChanel.GetBuffer(0));
	SetTimer(99999,100,0);
	return TRUE;  // return TRUE unless you set the focus to a control
	              // EXCEPTION: OCX Property Pages should return FALSE
}

void CDlgWatchVideo::OnOK() 
{
	DestroyWindow();
}


void CDlgWatchVideo::On_Ok() 
{
	// TODO: Add your control notification handler code here
//	UpdateData(true);
	GetDlgItem(IDC_COMBO1)->GetWindowText(m_sChanel);
	if (m_sChanel.GetLength()>0) {
		m_nChanel=atoi(m_sChanel);
	}
}

void CDlgWatchVideo::OnDestroy() 
{
	CDialog::OnDestroy();
	// TODO: Add your message handler code here	
	delete[] pImage;
	CVideoCaptureView *pView=CVideoCaptureView ::GetView();
	pView->SetWindowEnable(IDC_BTNSHOWVEDIO,true);
	pView->SetWindowEnable(IDC_BTNVIDEOCAP,true);
	pView->m_bShowVideo=true;

}