dlgcomset.cpp

电子监控的网络编程实例

// DlgComSet.cpp : implementation file
//

#include "stdafx.h"
#include "VideoCapture.h"
#include "DlgComSet.h"
#include "VideoCaptureView.h"

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

/////////////////////////////////////////////////////////////////////////////
// CDlgComSet dialog


CDlgComSet::CDlgComSet(CWnd* pParent /*=NULL*/)
	: CDialog(CDlgComSet::IDD, pParent)
{
	//{{AFX_DATA_INIT(CDlgComSet)
		// NOTE: the ClassWizard will add member initialization here
	//}}AFX_DATA_INIT
}


void CDlgComSet::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CDlgComSet)
	DDX_Control(pDX, IDC_COMM_SELECT, m_com);
	//}}AFX_DATA_MAP
}


BEGIN_MESSAGE_MAP(CDlgComSet, CDialog)
	//{{AFX_MSG_MAP(CDlgComSet)
	ON_WM_SHOWWINDOW()
	ON_CBN_CLOSEUP(IDC_COMM_SELECT, OnCloseupCommSelect)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CDlgComSet message handlers

void CDlgComSet::OnShowWindow(BOOL bShow, UINT nStatus) 
{
	CDialog::OnShowWindow(bShow, nStatus);

	CVideoCaptureView* pView=CVideoCaptureView::GetView();
	if(pView)
		pView->IsCapturing=TRUE;
		
}

void CDlgComSet::OnOK() 
{	
	CString com;
	CString comName;
	m_com.GetWindowText(com);
	comName=com;
	com=com.Right(1);
	CVideoCaptureView* pView=CVideoCaptureView::GetView();
	if(!pView)	return;
	if (!pView->ZDJC)
	{	
		if(pView->ComOpen(atoi(com)))
		{
			::WritePrivateProfileString("SYSTEM","COM",com,".\\config.ini");
			
			pView->m_CommPort=atoi(com);		
		}
	}
	else
	{
	
	}
	EndDialog(0);
}

BOOL CDlgComSet::OnInitDialog() 
{
	CDialog::OnInitDialog();
	HKEY hKEY;
	long hResult=::RegOpenKeyEx(HKEY_LOCAL_MACHINE,"HARDWARE\\DEVICEMAP\\SERIALCOMM",0,KEY_READ,&hKEY);
	if(hResult!=ERROR_SUCCESS)//如果无法打开hKEY,则中止程序的执行
	{
		ShowMessage("错误：无法打开有关注册表项");
		return FALSE;
	}
	char owner_Get[20],str[30];
	DWORD type_1=REG_SZ;
	DWORD cbData_1=20;
	DWORD aa=30,num=0,a1,a2,a3,a4,a5,a6,a7;
	hResult=::RegQueryInfoKey(hKEY,str,&a7,NULL,&a3,&a1,&a2,&num,&a4,&a5,&a6,NULL);
	if(hResult!=ERROR_SUCCESS)//如果无法打开hKEY,则中止程序的执行
	{
		ShowMessage("错误：无法打开有关注册表项");
		return FALSE;
	}
//	hResult=RegQueryValueEx(hKEY,"\\Device\\Serial0",NULL,&type_1,(BYTE*)str,&aa);
	for(DWORD i=0;i<num;i++)
	{
		aa=30;cbData_1=20;
		hResult=::RegEnumValue(hKEY,i,str,&aa,NULL,&type_1,(BYTE*)owner_Get,&cbData_1);
		if(hResult==ERROR_SUCCESS)//如果无法打开hKEY,则中止程序的执行
		{
			m_com.AddString(owner_Get);
		}
	}
	RegCloseKey(hKEY);	
	
	int a=::GetPrivateProfileInt("SYSTEM","COM",4,".\\config.ini");
	CString com;
	com.Format("COM%d",a);

	m_com.SelectString(0,com);
		

//	GetDlgItem(IDC_EDIT_STATUS)->SetWindowText("正在测试中");
	UpdateData(FALSE);
	return TRUE;  // return TRUE unless you set the focus to a control
	              // EXCEPTION: OCX Property Pages should return FALSE
}

void CDlgComSet::OnCloseupCommSelect() 
{
//	GetDlgItem(IDC_EDIT_STATUS)->SetWindowText("正在测试中");
	CString com;
	m_com.GetWindowText(com);
	com=com.Right(1);
	CVideoCaptureView* pView=CVideoCaptureView::GetView();
	if(!pView)
		return;
	if (!pView->ZDJC) {
		if(pView->ComOpen(atoi(com)))
		{
			::WritePrivateProfileString("SYSTEM","COM",com,".\\config.ini");		
			pView->m_CommPort=atoi(com);
		}
	}
	

}