Context Menu in Android

activity_main.xml


<?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"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:background="#ff6"
    android:orientation="vertical"
    android:padding="10dp"
    tools:context="com.example.malik.blog.MainActivity">

    <ListView
        android:id="@+id/list1"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:divider="#ff0"
        android:dividerHeight="6dp"
        android:listSelector="#fff"></ListView>

</LinearLayout>

MainActivity.java

package com.example.malik.blog;

import android.support.v7.app.AppCompatActivity;

import android.os.Bundle;

import android.view.ContextMenu;

import android.view.MenuInflater;

import android.view.MenuItem;

import android.view.View;

import android.widget.AdapterView;

import android.widget.ArrayAdapter;

import android.widget.ListView;

import android.widget.Toast;

public class MainActivity extends AppCompatActivity {

    String city[] = {"Ahmedabad", "Pune", "Banglore", "Hydrabad", "Goa", "Mount Abu", "Karnataka", "Gandhinagar", "Patna"};

    ListView listView;

    @Override

    protected void onCreate(Bundle savedInstanceState) {

        super.onCreate(savedInstanceState);

        setContentView(R.layout.activity_main);

        listView = (ListView) findViewById(R.id.list1);

        ArrayAdapter<String> arrayAdapter = new ArrayAdapter<String>(MainActivity.this, android.R.layout.simple_list_item_1, city);

        listView.setAdapter(arrayAdapter);

        registerForContextMenu(listView);

    }

    @Override

    public void onCreateContextMenu(ContextMenu menu, View v, ContextMenu.ContextMenuInfo menuInfo) {

        super.onCreateContextMenu(menu, v, menuInfo);

        MenuInflater menuInflater = getMenuInflater();

        menuInflater.inflate(R.menu.my_context_menu, menu);

    }

    @Override

    public boolean onContextItemSelected(MenuItem item) {

        switch (item.getItemId()) {

            case R.id.delete:

                Toast.makeText(getApplicationContext(), "You Select Delete", Toast.LENGTH_LONG).show();

                break;

            case R.id.share:

                Toast.makeText(getApplicationContext(), "You Select Share", Toast.LENGTH_LONG).show();

                break;

            case R.id.help:

                Toast.makeText(getApplicationContext(), "You Select Help", Toast.LENGTH_LONG).show();

                break;

            case R.id.menu:

                Toast.makeText(getApplicationContext(), "You Select Menu", Toast.LENGTH_LONG).show();

                break;

        }

        return super.onContextItemSelected(item);

    }

}

AndroidManifest.xml

<?xml version="1.0" encoding="utf-8"?>

<manifest xmlns:android="http://schemas.android.com/apk/res/android"

    package="com.example.malik.blog">

    <application

        android:allowBackup="true"

        android:icon="@mipmap/ic_launcher"

        android:label="@string/app_name"

        android:roundIcon="@mipmap/ic_launcher_round"

        android:supportsRtl="true"

        android:theme="@style/AppTheme">

        <activity android:name=".MainActivity">

            <intent-filter>

                <action android:name="android.intent.action.MAIN" />

                <category android:name="android.intent.category.LAUNCHER" />

            </intent-filter>

        </activity>

    </application>

</manifest>

my_context_menu.xml   Inside res/menu folder

<?xml version="1.0" encoding="utf-8"?>

<menu xmlns:android="http://schemas.android.com/apk/res/android">

    <item

        android:id="@+id/delete"

        android:title="Delete" />

    <item

        android:id="@+id/share"

        android:title="Share" />

    <item

        android:id="@+id/help"

        android:title="Help" />

    <item

        android:id="@+id/menu"

        android:title="Menu" />

</menu>

build.gradle

apply plugin: 'com.android.application'

android {

    compileSdkVersion 25

    buildToolsVersion "25.0.2"

    defaultConfig {

        applicationId "com.example.malik.blog"

        minSdkVersion 18

        targetSdkVersion 25

        versionCode 1

        versionName "1.0"

        testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"

    }

    buildTypes {

        release {

            minifyEnabled false

            proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'

        }

    }

}

dependencies {

    compile fileTree(include: ['*.jar'], dir: 'libs')

    androidTestCompile('com.android.support.test.espresso:espresso-core:2.2.2', {

        exclude group: 'com.android.support', module: 'support-annotations'

    })

    compile 'com.android.support:appcompat-v7:25.3.1'

    compile 'com.android.support.constraint:constraint-layout:1.0.2'

    testCompile 'junit:junit:4.12'

}