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// CaptureAppDlg.cpp : implementation file
//
#include "stdafx.h"
#include "CaptureApp.h"
#include "CaptureAppDlg.h"
#include <afxmt.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()
/////////////////////////////////////////////////////////////////////////////
// CCaptureAppDlg dialog
CCaptureAppDlg::CCaptureAppDlg(CWnd* pParent /*=NULL*/)
: CDialog(CCaptureAppDlg::IDD, pParent)
{
//{{AFX_DATA_INIT(CCaptureAppDlg)
// 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_hVideoWnd = 0;
}
void CCaptureAppDlg::DoDataExchange(CDataExchange* pDX)
{
CDialog::DoDataExchange(pDX);
//{{AFX_DATA_MAP(CCaptureAppDlg)
//}}AFX_DATA_MAP
}
BEGIN_MESSAGE_MAP(CCaptureAppDlg, CDialog)
//{{AFX_MSG_MAP(CCaptureAppDlg)
ON_WM_SYSCOMMAND()
ON_WM_PAINT()
ON_WM_QUERYDRAGICON()
//}}AFX_MSG_MAP
END_MESSAGE_MAP()
/////////////////////////////////////////////////////////////////////////////
// CCaptureAppDlg message handlers
BOOL CCaptureAppDlg::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);
}
}
SetIcon(m_hIcon, TRUE);
SetIcon(m_hIcon, FALSE);
AfxBeginThread(ThreadFun,(void*)this); //开始一个线程
::WaitForSingleObject(m_Event,INFINITE); //等待线程函数的执行
if (capDriverConnect(m_hVideoWnd,0)) //连接驱动程序
{
::SetParent(m_hVideoWnd,*this); //设置父窗口
::SetWindowLong(m_hVideoWnd,GWL_STYLE,WS_CHILD);
::SetWindowPos(m_hVideoWnd,NULL,10,10,
300,300,SWP_NOZORDER);
::ShowWindow(m_hVideoWnd,SW_SHOW);
capPreviewRate(m_hVideoWnd,30); //设置预览速率
capPreview(m_hVideoWnd,true); //开始预览
}
return TRUE;
}
//定义线程函数
UINT CCaptureAppDlg::ThreadFun( LPVOID lpParam )
{
CCaptureAppDlg* pTempDlg = (CCaptureAppDlg*)lpParam;
if (pTempDlg!= NULL)
{
HWND hwnd= capCreateCaptureWindow(NULL,WS_POPUP,0,0,200,300,pTempDlg->m_hWnd,0);
pTempDlg->m_hVideoWnd = hwnd;
pTempDlg->m_Event.SetEvent();
MSG msg;
while(GetMessage(&msg,NULL,0,0))
{
TranslateMessage(&msg);