The usage of your Android smartphone, you need it to be rapid. on account that we use it in almost every area of our lives — calling, texting, checking email, staying linked on social media, and more — the selection of apps is very important.

It is a default control provided by the Android for developers. It is a part of widget which provides users to send requested query to the server side and get the required result

webView control is used to display the content of the web browser which has .htm or .html extension file. WebView can also be used by declaring html tags in string datatype.

Scrollview is used to define the content on the screen. It provides the platform in which content is adjustable according to the content display in a view.

Android provides SeekBar control which is similar to progress bar except it has to drag and drop functionality by which user can adjust the functionality of the control. It is a part of widget category.

ImageButton is used to get a response from user onClick event. OnClick event is called through setOnclickListener and followed by OnClickListener with button.

1. Time Picker is a control which provides user to pick the time from the analog clock to pick the time. 2. It allows to pick hours first and then minutes

1. Date Picker is a control which provides user flexibility to pick the date. 2. It has a month, day and year picking user interface format calendar.

ProgressBar is a dialog box which gives the current status of Activity on Android such as downloading and uploading of files.

Rating bar is a control which provides a user interface to give feedback about the application. It always returns value in floating point

It provides multiple optional menus which are appeared on the screen and one can select it of their own choice. The content list appears as defined in the list. ListView, TextView is the control that is defined in the two different XML files.

Spinner is like a drop-down menu that provides multiple options in the list and selects anyone. I have created a spinner which is used to bind with ArrayAdapter class. ArrayAdapter class is used to store string array and display into Spinner

• It is basically a checked/unchecked states when we generated an on/off event. • It is beneficial when the user change between two states. • It produces flashlight indicator when the state is on while off states nothing show such kind of behavior.

By reading this article you will get to know about Checkbox Control which is used for taking data from the user in multiple ways.

The component of an alert dialog box is setPostiveButton and setNegativeButton value followed by onClickListener event. onClickListener invoke when the user clicks on the button and response is generated.

.In this article, I am going to show you how to start services and broadcast them through Intent class. Here, there is one single interface and three buttons named startService stopService and broadcast.

This program consists of two buttons and Text View in which two different methods are called. The first method is on click method that is provided by android studio another one is custom declared method

Before we started with android studio Application(App) building I want to describe the structure of APP and requirement


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