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user32: Properly handle integer atoms specified as strings in class names.

This commit is contained in:
Alexandre Julliard 2007-11-02 11:42:53 +01:00
parent b9b940fab9
commit 1ee62a8d72
1 changed files with 23 additions and 4 deletions
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27
dlls/user32/class.c
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@ -96,6 +96,25 @@ static inline void release_class_ptr( CLASS *ptr )
}
/***********************************************************************
* get_int_atom_value
*/
static ATOM get_int_atom_value( LPCWSTR name )
{
UINT ret = 0;
if (IS_INTRESOURCE(name)) return LOWORD(name);
if (*name++ != '#') return 0;
while (*name)
{
if (*name < '0' || *name > '9') return 0;
ret = ret * 10 + *name++ - '0';
if (ret > 0xffff) return 0;
}
return ret;
}
/***********************************************************************
* set_server_info
*
@ -328,8 +347,8 @@ static CLASS *CLASS_RegisterClass( LPCWSTR name, HINSTANCE hInstance, BOOL local
req->extra = classExtra;
req->win_extra = winExtra;
req->client_ptr = classPtr;
if (IS_INTRESOURCE(name)) req->atom = LOWORD(name);
else wine_server_add_data( req, name, strlenW(name) * sizeof(WCHAR) );
if (!(req->atom = get_int_atom_value(name)) && name)
wine_server_add_data( req, name, strlenW(name) * sizeof(WCHAR) );
ret = !wine_server_call_err( req );
classPtr->atomName = reply->atom;
}
@ -596,8 +615,8 @@ BOOL WINAPI UnregisterClassW( LPCWSTR className, HINSTANCE hInstance )
SERVER_START_REQ( destroy_class )
{
req->instance = hInstance;
if (IS_INTRESOURCE(className)) req->atom = LOWORD(className);
else wine_server_add_data( req, className, strlenW(className)*sizeof(WCHAR) );
if (!(req->atom = get_int_atom_value(className)) && className)
wine_server_add_data( req, className, strlenW(className) * sizeof(WCHAR) );
if (!wine_server_call_err( req )) classPtr = reply->client_ptr;
}
SERVER_END_REQ;