[Android]Android Tutorial

Android, an open source operating system for mobile devices (Smartphone and tablet), led by Google. The Android SDK provides a set of tools and APIs to develop Android applications, using Java. So, if you know Java, Android programming is easy :)

In this series of tutorials, we show you the list of basic tutorials to get you start program Android easily.

Note
All Android tutorials are developed in Eclipse 3.7, and tested with Android 2.3.3.

P.S This is just the initial version of Android tutorials, will keep publishing more in future.

1. Quick Start

Get you start in Android programming.

Android hello world example
Tools and SDK to develop Android applications.

2. Fundamentals

Some Android basic stuffs.

Android activity example
Understand Android’s activity, a simple example to navigate from one screen (activity) to another screen (activity).
Android wrap_content and fill_parent example
The different between wrap_content and fill_parent to control the component’s width and height.
Attach Android source code to Eclipse IDE
Android source code is important to understand how Android works, a guide to attach Android’s source code to Eclipse IDE.

3. User Interface Controls

Play with Android UI controls.

Android button example
Use “Button” to display a simple button.
Android textbox example
Use “EditText” to render an editable textbox component.
Android password example
Use “EditText” + inputType=”textPassword” to render a password component.
Android checkbox example
Use “CheckBox” to render the checkbox component.
Android radio buttons example
Use “RadioButton” and “RadioGroup” to render radio button component in the group.
Android toggle button example
Use “ToggleButton” to render a button which has only two states (On and Off).
Android rating bar example
Use “RatingBar” to render a rating bar in stars icon.
Android spinner (drop down list) example
Use “Spinner” to render a drop down box for selecting items.
Android date picker example
Use “DatePicker” and “DatePickerDialog” to render a date picker component.
Android time picker example
Use “TimePicker” and “TimePickerDialog” to render a time picker component.
Android analogclock and digitalclock example
Use “AnalogClock” and “DigitalClock” to render a clock like component, which supports hours, minutes and seconds.
Android progress bar example
Use “ProgressDialog” to display a progress bar in dialog to tell us that your task takes time to finish.
Android alert dialog example
How to display an alert box.
Android prompt dialog example
Custom AlertDialog example.
Android custom dialog example
Custom Dialog example.
Android Toast example
Custom Toast view example.
Android ImageView example
Use “ImageView” to display an image file.
Android ImageButton example
Use “ImageButton” to display a button with a customized background image.
Android ImageButton selector example
Use “Button” and “selector” tag to display buttons’ images depend on the button states.

4. Layouts

Play with Android layout controls.

Android LinearLayout example
Most common layouts, arranges components in horizontal or vertical order.
Android RelativeLayout example
Most flexible layouts, arranges components based on the “relative” or sibling component.
Android TableLayout example
Most flexible layout, arranges components in row and column format, just like HTML table , <tr> and <td>.
Android ListView example
Display components in a vertical scrollable list.
Android GridView example
Display componenets in a two-dimensional scrolling grid.
Android WebView example
Allow you to open an own windows for viewing URL or custom html markup page.

5. FAQs

Some common asked questions in Android.