149 typedef struct CvWindow  struct
154     CvWindow* prev;  argument
155     CvWindow* next;  argument
156     HWND frame;
158     HDC dc;
159     HGDIOBJ image;
160     int last_key;
161     int flags;
162     int status;//0 normal, 1 fullscreen (YV)
164     CvMouseCallback on_mouse;
165     void* on_mouse_param;
190 CvWindow;  argument