DEV'S

Service - Broadcast Receiver

MainActivity.java

package ex.niit.dev.relex;

import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.view.Menu;
import android.view.MenuItem;
import android.widget.EditText;
import android.widget.TextView;

public class MainActivity extends AppCompatActivity {

    private EditText firsrNameEditText;
    private EditText emailEditText;
    private TextView counterText;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);

        firsrNameEditText = (EditText)findViewById(R.id.firstname);
        emailEditText = (EditText)findViewById(R.id.email);
        counterText = (TextView)findViewById(R.id.counterText);

        IntentFilter intentFilter = new IntentFilter();
        intentFilter.addAction(Util.ACTION);
        registerReceiver(myReceiver,intentFilter);

    }

    @Override
    public boolean onCreateOptionsMenu(Menu menu) {
        getMenuInflater().inflate(R.menu.main_menu,menu);
        return super.onCreateOptionsMenu(menu);
    }

    @Override
    public boolean onOptionsItemSelected(MenuItem item) {
        switch (item.getItemId()){
            case R.id.action_login:
                Intent intent = new Intent(this,LoginActivity.class);
                intent.putExtra(Util.FIRST_NAME,firsrNameEditText.getText().toString());
                startActivityForResult(intent,Util.REQ_CODE);
                break;

            case R.id.action_help:

                break;

            case R.id.action_fpassword:

                break;
            case R.id.action_start:
                Intent startIntent = new Intent(this,MyService.class);
                startService(startIntent);
                break;
            case R.id.action_stop:
                Intent stopIntent = new Intent(this,MyService.class);
                stopService(stopIntent);
                break;
        }
        return super.onOptionsItemSelected(item);
    }

    @Override
    protected void onActivityResult(int requestCode, int resultCode, Intent data) {
        super.onActivityResult(requestCode, resultCode, data);
        if (requestCode == Util.REQ_CODE){
            //Login activity closed
            emailEditText.setText("");
            if (resultCode == Util.RES_CODE){
                //Login activity has sent some data
                Bundle bundle = data.getExtras();
                emailEditText.setText(bundle.getString(Util.EMAIL));
            }
        }

    }

    private BroadcastReceiver myReceiver = new BroadcastReceiver() {
        @Override
        public void onReceive(Context context, Intent intent) {
            Bundle bundle = intent.getExtras();
            counterText.setText(bundle.getInt(Util.COUNTER)+"");
        }
    };
}

MyService.java

package ex.niit.dev.relex;

import android.app.Service;
import android.content.Intent;
import android.os.Handler;
import android.os.IBinder;
import android.util.Log;

public class MyService extends Service implements Runnable{
    private Handler handler = new Handler();
    private int i = 0;
    public MyService() {
    }

    @Override
    public IBinder onBind(Intent intent) {
        // TODO: Return the communication channel to the service.
        throw new UnsupportedOperationException("Not yet implemented");
    }

    @Override
    public void onCreate() {
        super.onCreate();
        handler.postDelayed(this,1000);
        Log.w("MyService", "service started");
    }

    @Override
    public void onDestroy() {
        super.onDestroy();
        handler.removeCallbacks(this);
        Log.w("MyService", "service destroyed");
    }

    @Override
    public void run() {
        Log.w("MyService","value: "+i);
        i = i+1;
        Intent intent = new Intent();
        intent.putExtra(Util.COUNTER,i);
        intent.setAction(Util.ACTION);
        sendBroadcast(intent);
        handler.postDelayed(this,1000);
    }
}

activity_main.xml

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout 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:padding="10dp"
    tools:context=".MainActivity">

    <RelativeLayout
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:id="@+id/header"
        android:layout_alignParentTop="true"
        >

        <Button
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:id="@+id/register"
            android:text="Login"
            android:layout_alignParentRight="true"
            />

        <TextView
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="0"
            android:id="@+id/counterText"
            android:layout_centerVertical="true"
            />

    </RelativeLayout>

    <ScrollView
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:id="@+id/scrollView"
        android:layout_below="@+id/header"
        android:layout_above="@+id/footer"
        >
        <LinearLayout
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            android:orientation="vertical"
            android:id="@+id/main"

            >

            <TextView
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:text="Firstname"
                android:layout_marginTop="15dp"
                />

            <EditText
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:hint="Enter Firstname"
                android:id="@+id/firstname"
                android:inputType="textPersonName"
                android:imeOptions="actionNext"
                />

            <TextView
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:text="Lastname"
                android:layout_marginTop="15dp"
                />

            <EditText
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:hint="Enter Lastname"
                android:id="@+id/lastname"
                android:inputType="textPersonName"
                android:imeOptions="actionNext"
                />

            <TextView
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:text="Email"
                android:layout_marginTop="15dp"
                />

            <EditText
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:hint="Enter Email"
                android:id="@+id/email"
                android:inputType="textEmailAddress"
                android:imeOptions="actionNext"
                />

            <TextView
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:text="Password"
                android:layout_marginTop="15dp"
                />

            <EditText
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:hint="Enter a Password"
                android:id="@+id/password"
                android:inputType="textPassword"
                android:imeOptions="actionDone"
                />

            <TextView
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:text="Gender"
                android:layout_marginTop="15dp"
                />

            <RadioGroup
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:orientation="vertical"
                >

                <RadioButton
                    android:layout_width="match_parent"
                    android:layout_height="wrap_content"
                    android:text="Female"
                    android:id="@+id/female"
                    android:checked="true"
                    />

                <RadioButton
                    android:layout_width="match_parent"
                    android:layout_height="wrap_content"
                    android:text="Male"
                    android:id="@+id/male"
                    />

            </RadioGroup>

            <TextView
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:text="What you like"
                android:layout_marginTop="15dp"
                />

            <CheckBox
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:text="Book Reading"
                android:id="@+id/reading"
                />

            <CheckBox
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:text="Holidays"
                android:id="@+id/holidays"
                />

            <CheckBox
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:text="Blogging"
                android:id="@+id/blogging"
                />

        </LinearLayout>

    </ScrollView>

    <RelativeLayout
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:id="@+id/footer"
        android:layout_alignParentBottom="true"
        >

        <TextView
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="Copyrights 2018"
            />

        <TextView
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="My Company LLC"
            android:layout_alignParentRight="true"
            />

    </RelativeLayout>

</RelativeLayout>

Util.java

package ex.niit.dev.relex;

public interface Util {
    String FIRST_NAME = "firstname";
    String EMAIL = "email";
    int REQ_CODE = 123;
    int RES_CODE = 124;
    String COUNTER = "counter";
    String ACTION = "com.dev.aslkdfhjasl.asfkjh";
}

HTML5

2018-11-27 21:35:02
1) Ionic - Angular Videos
2018-06-29 05:46:32
2) Service - Broadcast Receiver
2018-06-28 03:55:43
3) Activity - Bundle - Option Menu - ActionBar
2018-06-27 03:27:57
4) Relative Layout
2018-06-25 03:14:55
5) LinearLayout Calc
2018-02-08 05:14:15
6) PHP HelloWorld
2018-01-19 04:57:25
7) Angular 5 - Material Design - Reactive Form - Continued
2018-01-19 04:06:05
8) Feedback
2018-01-19 02:07:18
9) Angular 5 - Material Design
2018-01-18 03:05:47
10) Angular 5 - Custom Directives,Pipes - Promise And Observables
2018-01-17 22:51:45
11) Angular 5 - Component Interaction
2018-01-17 03:14:26
12) Angular 5 - Registration Form - WebService
2018-01-17 01:46:34
13) Angular 5 - Directives
2018-01-16 23:13:47
14) Angular 5 - Lifecycle Hooks - Routing
2018-01-16 21:36:25
15) CRUD Example - TS - LocalStorage - Delete
2018-01-16 13:34:40
16) Shopping App - Api Calls - JSON
2018-01-16 03:17:09
17) CRUD Example - TS - LocalStorage - View - Add
2018-01-15 23:57:32
18) TypeScript - Part 2
2018-01-15 23:02:07
19) TypeScript - Part 1
2018-01-15 04:46:29
20) TypeScript To JavaScript
2018-01-15 00:48:22
21) First Angular5 App
2016-01-17 23:47:13
22) JQuery Mobile - My Account Page Addon
2016-01-16 02:38:09
23) HTML5 - CSS - JavaScript Exam Preparation
2016-01-14 02:34:08
24) JQuery Validation Plugin - Basics
2016-01-13 02:35:46
25) Final - JQuery Mobile - IndexedDB Addon
2016-01-12 03:23:20
26) JQuery Mobile - IndexedDB Addon
2016-01-11 00:08:42
27) Students Record - JQuery Mobile App
2016-01-09 04:03:04
28) JQuery Mobile PageChange Event
2016-01-08 03:51:55
29) Beginning JQuery Mobile
2016-01-07 03:47:24
30) WebWorker Example
2016-01-06 04:11:18
31) IndexedDB - ObjectStore - Tansaction - Cursor - Part 2
2016-01-05 03:46:35
32) Student Record - IndexedDB Migration
2016-01-04 23:47:55
33) IndexedDB - ObjectStore - Tansaction - Cursor
2016-01-04 04:48:33
34) Single Page Design And Geolocation Example With Ajax
2016-01-03 23:39:19
35) Drag And Drop Example
2016-01-03 01:57:50
36) Beginning Responsive WebDesign Using JQuery
2016-01-03 01:56:17
37) HTML5 Canvas Simple Example
2016-01-03 01:55:11
38) JQuery Object - Context - Function Callbacks
2015-12-29 23:28:49
39) JQuery DOM Manipulation And LocalStorage
2015-11-30 23:50:59
40) JavaScript EventListeners
2015-11-30 04:34:08
41) MultiPage Design
2015-11-28 03:02:52
42) HTML Box Design
2015-07-03 03:09:55
43) KO Custom Component
2015-07-02 23:25:36
44) KO Custom Binding And Template Binding
2015-07-01 23:27:04
45) KO Simplelist
2015-07-01 01:44:40
46) KO Introduction And JQuery Simple List
2015-01-29 00:34:17
47) Canvas - DragDrop - Video - Audio Example
2015-01-28 03:57:05
48) CSS Media Type - IndexedDB WHERE And LIKE Clause
2015-01-27 02:24:12
49) IndexedDB Simple Example
2015-01-24 00:11:32
50) Students Record - JQueryMobile - GeoLocation - Ajax Addon
2015-01-24 00:08:19
51) GeoLocation And Ajax Example
2015-01-21 05:23:32
52) Students Record - JQueryMobile - SessionStorage - Login State
2015-01-19 23:33:29
53) JQueryMobile - Page Change - Popup Addon
2015-01-19 00:21:28
54) JQueryMobile - Data-Role Introduction
2015-01-17 03:22:07
55) Handle PageLinks
2015-01-16 04:28:20
56) Simple HTML5 Calculator
2015-01-16 03:03:45
57) Load External DOM - Ajax In Simple Way
2015-01-16 03:01:48
58) JQuery Document Ready - Placement Of Script Tag
2015-01-13 22:54:25
59) Dynamic Layout Technique Using JQuery
2015-01-13 04:04:19
60) JQuery - Introduction
2015-01-12 23:45:02
61) LocalStorage - CRUD
2015-01-12 00:06:03
62) JSON - LocalStorage Example
2015-01-11 22:47:24
63) JavaScript - Data Persistency Using LocalStorage - SessionStorage
2015-01-10 03:17:01
64) HTML - JavaScript - Dynamic Table
2015-01-10 00:32:26
65) JavaScript Introduction
2015-01-09 04:07:47
66) CSS - Continued
2015-01-08 03:26:39
67) CSS - Margin - Padding - HTML5 Semantic Elements
2015-01-07 22:44:01
68) HTML-CSS Introduction
2014-11-25 14:27:00
69) Angular JS Simple Example
2014-10-16 05:01:39
70) CSS Media Example - Different CSS For Desktop - Tablet - Phone Screen Sizes
2014-10-15 04:20:11
71) Miscellaneous In Addition To Previous Exercises
2014-10-15 04:13:45
72) Some Useful RegEx
2014-10-14 02:57:45
73) Shopping List App Using IndexedDB
2014-10-14 00:04:10
74) IndexedDB Introduction
2014-10-14 00:00:01
75) JavaScript Prototyping
2014-10-11 03:50:47
76) Introduction To Canvas Drawing - Tabs - Popup Warning Dialog
2014-10-11 00:03:50
77) Popup - Validation - Shopping List App Updated
2014-10-10 22:34:42
78) RegEx Pattern For Validation - Shopping List App
2014-10-10 05:12:13
79) Password Lock-Shopping List App
2014-10-09 22:49:34
80) JQuery Shopping - Updated
2014-10-09 05:10:00
81) JQuery Mobile Forms - Save Checkbox - Radio Button Checked States
2014-10-08 22:18:40
82) JQuery Mobile Forms - Additional Data-role Attribute Values
2014-10-08 02:17:48
83) JQuery Shopping List Alternate Approach. JQ Append & Pagechange
2014-10-07 03:02:43
84) JQuery Mobile Page Change Events
2014-10-06 02:19:53
85) JQuery Mobile Data- Attribute Reference
2014-10-06 00:13:01
86) Shopping List Using LocalStorage
2014-10-06 00:10:02
87) JQuery Mobile Introduction
2014-10-06 00:07:40
88) JQuery Page Loading Technique
2014-10-06 00:05:39
89) Mobile Ready Page Extended - Load Multiple Pages Using JQuery
2014-10-06 00:00:27
90) A Mobile First Design Using JQuery - Window-Size
2014-10-05 23:58:01
91) JavaScript Array - Create - Update - Delete
2014-10-05 23:55:43
92) JQuery CSS Capabilities - A Mobile Ready Page
2014-10-05 23:52:42
93) JQuery Introduction - Unit Conversion Using JQuery
2014-10-05 23:49:58
94) JavaScript - DOM Manipulation-Table-Calculator
2014-10-05 23:40:06
95) GeoLocation
2014-10-05 23:37:36
96) Margin And Border Radius
2014-10-05 23:34:06
97) HTML5 Semantic Elements, CSS,SVG Examples
2014-10-05 23:28:45
98) HTML,CSS Selectors

© Vasudev.H / Email: tech3in@live.com