+void WM_SetRelative(tWindow *Window, int bRelativeToParent)
+{
+// _SysDebug("WM_SetRelative: (%p{Parent=%p},%i)", Window, Window->Parent, bRelativeToParent);
+ // No meaning if no parent
+ if( !Window->Parent )
+ return ;
+
+ // Check that the flag is changing
+ if( !!bRelativeToParent == !!(Window->Flags & WINFLAG_RELATIVE) )
+ return ;
+
+ if( bRelativeToParent ) {
+ // Set
+ Window->Flags |= WINFLAG_RELATIVE;
+ WM_MoveWindow(Window, Window->X, Window->Y);
+ }
+ else {
+ // Clear
+ Window->Flags &= ~WINFLAG_RELATIVE;
+ WM_MoveWindow(Window, Window->X - Window->Parent->X, Window->Y - Window->Parent->Y);
+ }
+}
+