2 * Window classes definitions
4 * Copyright 1993 Alexandre Julliard
12 #define CLASS_MAGIC ('C' | ('L' << 8) | ('A' << 16) | ('S' << 24))
14 typedef struct tagCLASS
16 struct tagCLASS *next; /* Next class */
17 UINT32 magic; /* Magic number */
18 UINT32 cWindows; /* Count of existing windows */
19 UINT32 style; /* Class style */
20 HANDLE32 winproc; /* Window procedure */
21 INT32 cbClsExtra; /* Class extra bytes */
22 INT32 cbWndExtra; /* Window extra bytes */
23 LPSTR menuNameA; /* Default menu name (ASCII string) */
24 LPWSTR menuNameW; /* Default menu name (Unicode) */
25 HINSTANCE32 hInstance; /* Module that created the task */
26 HICON16 hIcon; /* Default icon */
27 HICON16 hIconSm; /* Default small icon */
28 HCURSOR16 hCursor; /* Default cursor */
29 HBRUSH16 hbrBackground; /* Default background */
30 ATOM atomName; /* Name of the class */
31 HANDLE16 hdce; /* Class DCE (if CS_CLASSDC) */
32 LONG wExtra[1]; /* Class extra bytes */
35 extern void CLASS_DumpClass( CLASS *class );
36 extern void CLASS_WalkClasses(void);
37 extern void CLASS_FreeModuleClasses( HMODULE hModule );
38 extern CLASS *CLASS_FindClassByAtom( ATOM atom, HINSTANCE16 hinstance );
39 extern CLASS * CLASS_FindClassByName( SEGPTR name, HINSTANCE hinstance );