action perform action event action perform defin statediagram defin activitydiagram lp statediagram granular type statement lp activitydiagram granular type statement lp statediagram local end method lp activitydiagram local end method sourc uml combo box uml combo box sourc uml combo box sourc object target sourc target model facad context target sourc select item model state machin helper set context target sourc select item endif 