1 class CWindow 2 { 3 public: 4     HWND m_hWnd; 5      6     HWND Detach() throw() 7     { 8         HWND hWnd = m_hWnd; 9         m_hWnd = NULL;10         return hWnd;11     }12     HWND Create(LPCTSTR lpstrWndClass, HWND hWndParent, _U_RECT rect = NULL, LPCTSTR szWindowName = NULL,13             DWORD dwStyle = 0, DWORD dwExStyle = 0,14             _U_MENUorID MenuOrID = 0U, LPVOID lpCreateParam = NULL) throw()15     {16         ATLASSUME(m_hWnd == NULL);17         if(rect.m_lpRect == NULL)18             rect.m_lpRect = &rcDefault;19         m_hWnd = ::CreateWindowEx(dwExStyle, lpstrWndClass, szWindowName,20             dwStyle, rect.m_lpRect->left, rect.m_lpRect->top, rect.m_lpRect->right - rect.m_lpRect->left,21             rect.m_lpRect->bottom - rect.m_lpRect->top, hWndParent, MenuOrID.m_hMenu,22             _AtlBaseModule.GetModuleInstance(), lpCreateParam);23         return m_hWnd;24     }25 26     BOOL DestroyWindow() throw()27     {28         ATLASSERT(::IsWindow(m_hWnd));29 30         if(!::DestroyWindow(m_hWnd))31             return FALSE;32 33         m_hWnd = NULL;34         return TRUE;35     }36     37     // Attributes38     operator HWND() const throw()39     { 40         return m_hWnd; 41     }42     DWORD GetStyle() const throw()43     {44         ATLASSERT(::IsWindow(m_hWnd));45         return (DWORD)::GetWindowLong(m_hWnd, GWL_STYLE);46     }47     48     // Message Functions49     LRESULT SendMessage(UINT message, WPARAM wParam = 0, LPARAM lParam = 0) throw()50     {51         ATLASSERT(::IsWindow(m_hWnd));52         return ::SendMessage(m_hWnd,message,wParam,lParam);53     }54 55     BOOL PostMessage(UINT message, WPARAM wParam = 0, LPARAM lParam = 0) throw()56     {57         ATLASSERT(::IsWindow(m_hWnd));58         return ::PostMessage(m_hWnd,message,wParam,lParam);59     }60     ...61     // Window Text Functions62     BOOL SetWindowText(LPCTSTR lpszString) throw()63     {64         ATLASSERT(::IsWindow(m_hWnd));65         return ::SetWindowText(m_hWnd, lpszString);66     }67 68     int GetWindowText(_Out_z_cap_post_count_(nMaxCount, return + 1) LPTSTR lpszStringBuf, _In_ int nMaxCount) const throw()69     {70         ATLASSERT(::IsWindow(m_hWnd));71         return ::GetWindowText(m_hWnd, lpszStringBuf, nMaxCount);72     }73     ...74 };75