我是非常新的android,首先抱歉我的英文不好,我在android studio 1.4上使用默认导航抽屉它工作正常,但是当我点击导航抽屉项目我想显示活动有标签任何一个请帮助我 这里是我的导航grawer代码
@SuppressWarnings("StatementWithEmptyBody")
@Override
public boolean onNavigationItemSelected(MenuItem item) {
// Handle navigation view item clicks here.
int id = item.getItemId();
if (id == R.id.nav_camara) {
MainFragment fragment=new MainFragment();
android.support.v4.app.FragmentTransaction fragmentTransaction=
getSupportFragmentManager().beginTransaction();
fragmentTransaction.replace(R.id.fragment_container,fragment);
fragmentTransaction.commit();
} else if (id == R.id.nav_gallery) {
GalleryFragment fragment=new GalleryFragment();
android.support.v4.app.FragmentTransaction fragmentTransaction=
getSupportFragmentManager().beginTransaction();
fragmentTransaction.replace(R.id.fragment_container,fragment);
fragmentTransaction.commit();
如果我点击相机项目,它会显示标签,任何人都可以帮助我如何实现