我从AS那里获取了std导航抽屉模板,并将其升级为使用android注释。即使该类实现了NavigationView.onNavigationItemSelectedListener并且onCreate在导航视图上设置setNavigationItemSelectedListener(this),也不会调用onNavigationItemSelected方法。该应用程序运行正常,除了此问题。
在处理导航抽屉上的android注释时,我是否缺少某些东西?
我用相同的AS模板(这次不包括android注释)创建了另一个项目,并测试了导航抽屉是否正确调用了onNavigationItemSelectedListener事件处理程序...
@EActivity(R.layout.activity_main)
public class MainActivity extends AppCompatActivity
implements NavigationView.OnNavigationItemSelectedListener {
@ViewById(R.id.nav_view)
NavigationView navigationView;
@ViewById(R.id.drawer_layout)
DrawerLayout drawer;
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
setSupportActionBar(toolbar);
ActionBarDrawerToggle toggle = new ActionBarDrawerToggle(
this, drawer, toolbar, R.string.navigation_drawer_open,
R.string.navigation_drawer_close);
drawer.addDrawerListener(toggle);
toggle.syncState();
navigationView.setNavigationItemSelectedListener(this);
}
public boolean onNavigationItemSelected(MenuItem item) {
// Handle navigation view item clicks here.
int id = item.getItemId();
if (id == R.id.nav_camera) {
// Handle the camera action
} else if (id == R.id.nav_gallery) {
} else if (id == R.id.nav_slideshow) {
} else if (id == R.id.nav_manage) {
} else if (id == R.id.nav_share) {
} else if (id == R.id.nav_send) {
}
DrawerLayout drawer = (DrawerLayout)
findViewById(R.id.drawer_layout);
drawer.closeDrawer(GravityCompat.START);
return true;
}
我希望在单击导航抽屉中的菜单项时调用onNavigationItemSelected