Author: Rajashekar

Activity_main.xml MainActivity.java

ListView is a view group that displays a list of scrollable items. The list items are automatically inserted to the list using an Adapter that pulls content from a source…

Adapter views are so ubiquitous that you’d have a hard time finding a popular Android app that doesn’t use them. The name might sound unfamiliar, but if you think you’ve…

A EditText is an overlay over TextView that configures itself to be editable. It is the predefined subclass of TextView that includes rich editing capabilities. Every text field expects a…

In Android, you can use “android.widget.RadioButton” class to render radio button, and those radio buttons are usually grouped by android.widget.RadioGroup. If RadioButtons are in group, when one RadioButton within a…

Android RatingBar can be used to get the rating from the user. The Rating returns a floating-point number. It may be 2.0, 3.5, 4.0 etc. Android RatingBar displays the rating…

A SeekBar is an extension of ProgressBar that adds a draggable thumb. The user can touch the thumb and drag left or right to set the current progress level or…

A toggle button allows the user to change a setting between two states. You can add a basic toggle button to your layout with the ToggleButton object. Android 4.0 (API…

The Android checkbox component is a View subclass which is capable of showing checkbox. Being a subclass of View the checkbox component can be used in your Android app’s GUI inside a ViewGroup, or as the content…

The Android Button component is a View subclass which is capable of showing button. Being a subclass of View the Button component can be used in your Android app’s GUI inside a ViewGroup, or as the content view of…