Hi I found this error in my app. It is crashed when I clicked my navigation header.I want to go to profile fragment when I click my header.It works in KitKat.But it was crushed in lollipop and higher. I got this error.
java.lang.IllegalArgumentException: Expected receiver of type com.example.chitsumoe.good_friend.MainActivity, but got android.view.ContextThemeWrapper.
This is my main activity code.
package com.example.chitsumoe.good_friend;
import android.net.Uri;
public class MainActivity extends AppCompatActivity implements NavigationView.OnNavigationItemSelectedListener,InformTrackFragment.OnFragmentInteractionListener{
Toolbar toolbar;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
HomeFragment homefragment = new HomeFragment();
android.support.v4.app.FragmentTransaction homefragmentTransaction = getSupportFragmentManager().beginTransaction();
homefragmentTransaction.replace(R.id.frame, homefragment);
homefragmentTransaction.commit();
toolbar = (Toolbar) findViewById(R.id.toolbar);
setSupportActionBar(toolbar);
DrawerLayout drawer = (DrawerLayout) findViewById(R.id.drawer_layout);
ActionBarDrawerToggle toggle = new ActionBarDrawerToggle(
this, drawer, toolbar, R.string.navigation_drawer_open, R.string.navigation_drawer_close);
drawer.setDrawerListener(toggle);
toggle.syncState();
NavigationView navigationView = (NavigationView) findViewById(R.id.nav_view);
navigationView.setNavigationItemSelectedListener(this);
}
public void goToProfile(View view)
{
Toast.makeText(getApplicationContext(),"Clicked",Toast.LENGTH_SHORT).show();
ProfileFragment profileFragment = new ProfileFragment();
android.support.v4.app.FragmentTransaction profileFragmentTransaction = getSupportFragmentManager().beginTransaction();
profileFragmentTransaction.replace(R.id.frame, profileFragment);
profileFragmentTransaction.commit();
DrawerLayout drawer = (DrawerLayout) findViewById(R.id.drawer_layout);
drawer.closeDrawer(GravityCompat.START);
}
@Override
public void onBackPressed()
{
DrawerLayout drawer = (DrawerLayout) findViewById(R.id.drawer_layout);
if (drawer.isDrawerOpen(GravityCompat.START)) {
drawer.closeDrawer(GravityCompat.START);
} else {
super.onBackPressed();
}
}
@Override
public boolean onCreateOptionsMenu(Menu menu)
{
// Inflate the menu; this adds items to the action bar if it is present.
getMenuInflater().inflate(R.menu.main, menu);
return true;
}
@Override
public boolean onOptionsItemSelected(MenuItem item)
{
// Handle action bar item clicks here. The action bar will
// automatically handle clicks on the Home/Up button, so long
// as you specify a parent activity in AndroidManifest.xml.
int id = item.getItemId();
//noinspection SimplifiableIfStatement
if (id == R.id.action_settings) {
return true;
}
return super.onOptionsItemSelected(item);
}
@SuppressWarnings("StatementWithEmptyBody")
@Override
public boolean onNavigationItemSelected(MenuItem item)
{
// Handle navigation view item clicks here.
int id = item.getItemId();
if (id == R.id.nav_home)
{
HomeFragment homefragment = new HomeFragment();
android.support.v4.app.FragmentTransaction homefragmentTransaction = getSupportFragmentManager().beginTransaction();
homefragmentTransaction.replace(R.id.frame, homefragment);
homefragmentTransaction.commit();
// return true;
}
else if (id == R.id.nav_findfriend)
{
FindFriendFragment findFriendFragment=new FindFriendFragment();
android.support.v4.app.FragmentTransaction findfriendfragmentTransaction = getSupportFragmentManager().beginTransaction();
findfriendfragmentTransaction.replace(R.id.frame, findFriendFragment);
findfriendfragmentTransaction.commit();
// return true;
} else if (id == R.id.nav_friendrequest)
{
FriendRequestFragment friendRequestFragment=new FriendRequestFragment();
android.support.v4.app.FragmentTransaction friendrequestfragmentTransaction = getSupportFragmentManager().beginTransaction();
friendrequestfragmentTransaction.replace(R.id.frame, friendRequestFragment);
friendrequestfragmentTransaction.commit();
//return true;
}
else if (id == R.id.nav_informtrack)
{
InformTrackFragment informtrackfragment=new InformTrackFragment();
android.support.v4.app.FragmentTransaction informtrackfragmentTransaction=getSupportFragmentManager().beginTransaction();
informtrackfragmentTransaction.replace(R.id.frame,informtrackfragment);
informtrackfragmentTransaction.commit();
}
else if (id == R.id.nav_setting)
{
SettingFragment settingFragment=new SettingFragment();
android.support.v4.app.FragmentTransaction settingfragmentTransaction = getSupportFragmentManager().beginTransaction();
settingfragmentTransaction.replace(R.id.frame, settingFragment);
settingfragmentTransaction.commit();
}
else if (id == R.id.nav_log_out) {
}
DrawerLayout drawer = (DrawerLayout) findViewById(R.id.drawer_layout);
drawer.closeDrawer(GravityCompat.START);
return true;
}
@Override
public void onFragmentInteraction(Uri uri) {
}
}
This is my profileFragment code.
public class ProfileFragment extends Fragment {
private OnFragmentInteractionListener mListener;
public ProfileFragment() {
// Required empty public constructor
}
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
}
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container,
Bundle savedInstanceState) {
// Inflate the layout for this fragment
View rootView = inflater.inflate(R.layout.fragment_profile, container, false);
return rootView;
}
// TODO: Rename method, update argument and hook method into UI event
public void onButtonPressed(Uri uri) {
if (mListener != null) {
mListener.onFragmentInteraction(uri);
}
}
@Override
public void onAttach(Activity activity) {
super.onAttach(activity);
}
@Override
public void onDetach() {
super.onDetach();
mListener = null;
}
public interface OnFragmentInteractionListener {
// TODO: Update argument type and name
void onFragmentInteraction(Uri uri);
}
}
What is wrong with Lollipop?
This is entire crash log.
04-12 05:28:03.835 9141-9141/com.example.chitsumoe.good_friend E/AndroidRuntime: FATAL EXCEPTION: main Process: com.example.chitsumoe.good_friend, PID: 9141 java.lang.IllegalArgumentException: Expected receiver of type com.example.chitsumoe.good_friend.MainActivity, but got android.view.ContextThemeWrapper at java.lang.reflect.Method.invoke(Native Method) at android.view.View$DeclaredOnClickListener.onClick(View.java:4447) at android.view.View.performClick(View.java:5198) at android.view.View$PerformClick.run(View.java:21147) at android.os.Handler.handleCallback(Handler.java:739) at android.os.Handler.dispatchMessage(Handler.java:95) at android.os.Looper.loop(Looper.java:148) at android.app.ActivityThread.main(ActivityThread.java:5417) at java.lang.reflect.Method.invoke(Native Method) at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:726) at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:616)
for me it was caused using
android:theme="@style/ThemeOverlay.AppCompat.Dark" in child views in navigation header xml.
This caused error
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:gravity="top"
android:orientation="vertical">
<LinearLayout
android:id="@+id/linearLayoutNavHeader"
android:layout_width="match_parent"
android:layout_height="@dimen/nav_header_height"
android:background="@drawable/menu_header"
android:orientation="vertical"
android:paddingLeft="@dimen/activity_horizontal_margin"
android:paddingRight="@dimen/activity_horizontal_margin"
android:theme="@style/ThemeOverlay.AppCompat.Dark">
</LinearLayout>
</LinearLayout>
changing to this solved problem
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:gravity="top"
android:orientation="vertical"
android:theme="@style/ThemeOverlay.AppCompat.Dark">
<LinearLayout
android:id="@+id/linearLayoutNavHeader"
android:layout_width="match_parent"
android:layout_height="@dimen/nav_header_height"
android:background="@drawable/menu_header"
android:orientation="vertical"
android:paddingLeft="@dimen/activity_horizontal_margin"
android:paddingRight="@dimen/activity_horizontal_margin">
</LinearLayout>
</LinearLayout>
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