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////Resource.h#define  IDD_MY_DLG 12312314123//class CMyDlg : public CDialog{	DECLARE_DYNAMIC(CMyDlg)public:	CMyDlg(CWnd* pParent = NULL);	virtual ~CMyDlg();	enum { IDD = IDD_MY_DLG };protected:	virtual void DoDataExchange(CDataExchange* pDX);    // DDX/DDV 支持	DECLARE_MESSAGE_MAP()public: //virtual	CMFCPropertyGridCtrl m_DataGrid;	afx_msg LRESULT OnPropertyChanged(WPARAM,LPARAM);};BEGIN_MESSAGE_MAP(CMyDlg, CDialog)		ON_REGISTERED_MESSAGE( AFX_WM_PROPERTY_CHANGED, OnPropertyChanged )END_MESSAGE_MAP()//消息处理， lParam是Property属性项， wParam是ctrl的idLRESULT CMyDlg::OnPropertyChanged( WPARAM wParam,LPARAM lParam){	CMFCPropertyGridProperty* pProp = (CMFCPropertyGridProperty*) lParam;	//is the property ctrl	if ( (long)wParam == 2 )	{	}	pProp->SetValue((_variant_t)false);	pProp->Redraw();	int pID = pProp->GetData();	CString str = pProp->GetName();	if ( str == _T("abc") )	{		COleVariant var = pProp->GetValue();		if ( var.boolVal == VARIANT_TRUE )		{			// AfxMessageBox(L"failed!");			//pProp->SetValue(VARIANT_FALSE);		}	}	return 0;}

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