Listing 2: Defintion eines Reaction-Fensters. Object *gb_WindowObj; if((gb_WindowObj = (Object *) IIntuition->NewObject(IWindow->WINDOW_GetClass(),NULL, WA_IDCMP, IDCMP_GADGETUP | IDCMP_CLOSEWINDOW | IDCMP_MENUPICK, WA_SizeGadget, TRUE, WA_DepthGadget, TRUE, WA_DragBar, TRUE, WA_CloseGadget, TRUE, WA_Activate, TRUE, WA_Title, "Example with reaction gadgets and window class", WINDOW_Position, WPOS_CENTERSCREEN,