小编Adi*_*her的帖子

如何使用 kotlin 在片段中添加选项菜单

class HomeFragment : Fragment() {

companion object {
    lateinit var drawerLayout:DrawerLayout
    lateinit var toolbar: android.support.v7.widget.Toolbar
    private lateinit var toggle: ActionBarDrawerToggle



}



override fun onCreateView(inflater: LayoutInflater, container: ViewGroup?,
                          savedInstanceState: Bundle?): View? {
    // Inflate the layout for this fragment
    val v = inflater.inflate(R.layout.fragment_home, container, false)
    setHasOptionsMenu(true)

    toolbar = v.findViewById(R.id.toolBar) as Toolbar
    toolbar.inflateMenu(R.menu.menuhome)




    drawerLayout = v.findViewById(R.id.drawer_Layout)

    // Creating toggle

    toggle = ActionBarDrawerToggle(activity, drawerLayout, toolbar,R.string.navigaionopen,R.string.drawerClosed)
    drawerLayout.addDrawerListener(toggle)
    toggle.syncState()






    return v
}


override fun onOptionsItemSelected(item: MenuItem?): Boolean {
    when(item!!.itemId){
        R.id.search -> {Toast.makeText(context,"Search",Toast.LENGTH_SHORT).show()} …