implementation 'com.android.support:design:28.0.0'
<android.support.v4.widget.DrawerLayout
xmlns:android="http://schemas.android.com/apk/res/android"
android:id="@+id/drawer_layout"
android:layout_width="match_parent"
android:layout_height="match_parent">
<RelativeLayout
android:layout_width="match_parent"
android:layout_height="match_parent">
</RelativeLayout>
<LinearLayout
android:id="@+id/left_drawer"
android:layout_width="240dp"
android:layout_height="match_parent"
android:layout_gravity="start"
android:orientation="vertical">
</LinearLayout>
<LinearLayout
android:id="@+id/right_drawer"
android:layout_width="240dp"
android:layout_height="match_parent"
android:layout_gravity="end"
android:orientation="vertical">
</LinearLayout>
</android.support.v4.widget.DrawerLayout>
private DrawerLayout mDrawerLayout;
private ActionBarDrawerToggle mDrawerToggle;
// ...
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
mDrawerLayout = findViewById(R.id.drawer_layout);
mDrawerToggle = new ActionBarDrawerToggle(
this, mDrawerLayout, R.string.drawer_open, R.string.drawer_close);
mDrawerLayout.addDrawerListener(mDrawerToggle);
getSupportActionBar().setDisplayHomeAsUpEnabled(true);
getSupportActionBar().setHomeButtonEnabled(true);
mDrawerToggle.syncState();
}
@Override
public boolean onOptionsItemSelected(MenuItem item) {
if (mDrawerToggle.onOptionsItemSelected(item)) {
return true;
}
return super.onOptionsItemSelected(item);
}
NavigationView navigationView = findViewById(R.id.left_drawer);
navigationView.setNavigationItemSelectedListener(new NavigationView.OnNavigationItemSelectedListener() {
@Override
public boolean onNavigationItemSelected(MenuItem item) {
switch (item.getItemId()) {
case R.id.menu_item1:
break;
case R.id.menu_item2:
break;
// ...
}
mDrawerLayout.closeDrawer(GravityCompat.START);
return true;
}
});
