I - Introduction 2D Graphic in Android In Android, to draw anything you always need 4 basic components: An object type Bitmap to hold all the pixels you need to draw An object hold all the drawi...

Sometime, you don’t want to use provided buttons style of Android like this: You want something’s special, an GUI in your own and unique style. In this post, we will create a custom button usin...

In previous post “Custom Button” we know how to customize a default Button of Android. Similarly, in this post, I will show you the way to customize default Radio Button and Checkbox using XML fil...

In my previous post about SQLite , I only post the way to create database when application started. In reality, we do not only need a database to store data but also need one to read information f...

A - Introduction Fragment is some kind of “small Activity”. It can be embed into an Activity and reused in others. With Fragment, It’s easier for you to design multi-GUI for handset, tablet… Fr...

A toast is a view containing a quick little message for the user. It will never receive focus and will be dismiss after a specific time. By default, if you want to call a simple Toast, all you nee...

You are developing an Android app and you don’t want to use the default dialog like this: You want something is unique and customizable like this: This post will guide you how to create a cus...