Required files:
Java:
The basic development environment. The version is Java SE 7. Both JDK and JRE must be downloaded.
JDK: http://www.oracle.com/technetwork/java/javase/downloads/jdk7-downloads-1880260.html
JRE: http://www.oracle.com/technetwork/java/javase/downloads/jre7-downloads-1880261.html
Eclipse:
Development tools that support multi-language development are a powerful tool for developing projects such as Java and Android.
Http://www.eclipse.org/downloads/download.php? File =/technology/epp/downloads/release/kepler/R/eclipse-standard-kepler-R-win32-x86_64.zip
Android SDK Tool:
Android software development kit. You can download the required software packages, frameworks, tools, and other information.
Http://developer.android.com/sdk/index.html#download
Step 1: Build a JAVA environment
"Start"->; "run", type "cmd", and type the command "javac". The following screen is displayed, indicating that the environment variable is successfully configured. Failure is a matter of character. Please use Baidu.
Step 2: Install Eclipse and Android SDK Tool
Step 3: start the first Android Program
Appendix: Chinese version of Eclipse
This tutorial uses Eclipse 4.3 version, online has been written tutorial, reproduced in: http://blog.csdn.net/jhonoldman/article/details/9242451