boolean function ( ) { return false ; }
determines if this actionprovider has a submenu associated with it . associated submenus will be shown when an action view is not . this provider instance will receive a call to #onpreparesubmenu submenu after the call to #onperformdefaultaction and before a submenu isdisplayed to the user . concode_field_sep SubUiVisibilityListener mSubUiVisibilityListener concode_field_sep View onCreateActionView concode_elem_sep void onSubUiVisibilityChanged concode_elem_sep void subUiVisibilityChanged concode_elem_sep boolean onPerformDefaultAction concode_elem_sep void setSubUiVisibilityListener concode_elem_sep void onPrepareSubMenu