WTL自定义控件:SubclassWindow的实现

1 class CCheckEditEx : public CWindowImpl< CCheckEditEx, CEdit >

 1 BOOL CCheckEditEx::SubclassWindow(HWND hwnd)
 2 {
 3     ATLASSERT(NULL == ::GetWindow(hwnd, GW_CHILD));
 4     if (CWindowImpl< CCheckEditEx, CEdit >::SubclassWindow(hwnd))
 5     {
 6                 //执行自己的初始化函数
 7         InitStr();
 8 
 9         return TRUE;
10     }
11     return FALSE;
12 }