Options Menu Fragment - Java

Options Menu Fragment - Android Studio - Java

This will cover the followings:
✓Use Options Menu / Actionbar menu
✓Use Options Menu in fragments
✓Add items with icons in options menu
✓Show different options of an options menu in each fragment
✓Handle options menu's item clicks
>>Watch For Koltin

Video:

Step 1: Create a new project OR Open your project

Step 2: Code:

menu_main.xml

<?xml version="1.0" encoding="utf-8"?>
<menu xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto">
    <item
        android:id="@+id/action_settings"
        android:title="Settings"/>

    <item android:id="@+id/action_sort"
        android:title="Sort"
        app:showAsAction="always"
        android:icon="@drawable/ic_sort_white"/>
</menu>

FragmentOne.java

package com.blogspot.atifsoftwares.myapplication;


import android.os.Bundle;
import android.support.annotation.Nullable;
import android.support.v4.app.Fragment;
import android.view.LayoutInflater;
import android.view.Menu;
import android.view.MenuInflater;
import android.view.MenuItem;
import android.view.View;
import android.view.ViewGroup;
import android.widget.Toast;


/**
 * A simple {@link Fragment} subclass.
 */
public class FragmentOne extends Fragment {


    public FragmentOne() {
        // Required empty public constructor
    }


    @Override
    public View onCreateView(LayoutInflater inflater, ViewGroup container,
                             Bundle savedInstanceState) {
        // Inflate the layout for this fragment
        return inflater.inflate(R.layout.fragment_fragment_one, container, false);
    }

    /*Enable options menu in this fragment*/
    @Override
    public void onCreate(@Nullable Bundle savedInstanceState) {
        setHasOptionsMenu(true);
        super.onCreate(savedInstanceState);
    }

    @Override
    public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) {
        //inflate menu
        inflater.inflate(R.menu.menu_main, menu);
        super.onCreateOptionsMenu(menu, inflater);
    }

    @Override
    public boolean onOptionsItemSelected(MenuItem item) {
        //handle menu item clicks
        int id = item.getItemId();

        if (id == R.id.action_settings) {
            //do your function here
            Toast.makeText(getActivity(), "Settings", Toast.LENGTH_SHORT).show();
        }
        if (id == R.id.action_sort) {
            //do your function here
            Toast.makeText(getActivity(), "Sort", Toast.LENGTH_SHORT).show();
        }

        return super.onOptionsItemSelected(item);
    }
}

FragmentTwo.java

package com.blogspot.atifsoftwares.myapplication;


import android.os.Bundle;
import android.support.annotation.Nullable;
import android.support.v4.app.Fragment;
import android.view.LayoutInflater;
import android.view.Menu;
import android.view.MenuInflater;
import android.view.MenuItem;
import android.view.View;
import android.view.ViewGroup;
import android.widget.Toast;


/**
 * A simple {@link Fragment} subclass.
 */
public class FragmentTwo extends Fragment {


    public FragmentTwo() {
        // Required empty public constructor
    }


    @Override
    public View onCreateView(LayoutInflater inflater, ViewGroup container,
                             Bundle savedInstanceState) {
        // Inflate the layout for this fragment
        return inflater.inflate(R.layout.fragment_fragment_two, container, false);
    }



    /*Enable options menu in this fragment*/
    @Override
    public void onCreate(@Nullable Bundle savedInstanceState) {
        setHasOptionsMenu(true);
        super.onCreate(savedInstanceState);
    }

    @Override
    public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) {
        //inflate menu
        inflater.inflate(R.menu.menu_main, menu);
        //hide item (sort)
        menu.findItem(R.id.action_sort).setVisible(false);
        super.onCreateOptionsMenu(menu, inflater);
    }

    @Override
    public boolean onOptionsItemSelected(MenuItem item) {
        //handle menu item clicks
        int id = item.getItemId();

        if (id == R.id.action_settings) {
            //do your function here
            Toast.makeText(getActivity(), "Settings", Toast.LENGTH_SHORT).show();
        }

        return super.onOptionsItemSelected(item);
    }

}

FragmentThree.java

package com.blogspot.atifsoftwares.myapplication;


import android.os.Bundle;
import android.support.v4.app.Fragment;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;


/**
 * A simple {@link Fragment} subclass.
 */
public class FragmentThree extends Fragment {


    public FragmentThree() {
        // Required empty public constructor
    }


    @Override
    public View onCreateView(LayoutInflater inflater, ViewGroup container,
                             Bundle savedInstanceState) {
        // Inflate the layout for this fragment
        return inflater.inflate(R.layout.fragment_fragment_three, container, false);
    }

}

Step 3: Run Project

Output

Options Menu Fragment - Android Studio - Java