Android development basics and SDK installation (1)

Overview

The development website www.android.com is in harmony, and the content on the official SDK website needs to be turned over.

Http://www.android123.com.cn/android_kit.html

Android-sdk_r08-windows.zip

Android-ndk-r5-windows.zip

ADT-8.0.0.zip

Eclipse-java-europa-winter-win32.zip

Because the Android architecture interface is implemented in JAVA, most of the software is developed in JAVA. You can use the SDK at this time; the NDK interface is supported by the SDK for porting existing C/C ++ projects)

Version
Android platform

1.5, 1.6, 2.0, 2.1, 2.2 2.33.0

Differences between Android versions

Http://blog.csdn.net/lschou520/archive/2010/12/30/6107823.aspx

Differences between Android versions [Image]

Http://rainhomepage.appspot.com/2010/11/android-version

Http://bbs.pcpop.com/100527/6549298.html

Install the prerequisites JDK and environment variables in the IDE)

Hypothesis

Jdk is installed in C: \ Program Files (x86) \ Java \ jdk1.6.0 _ 23

Decompress Android SDK on D: \ mobile \ android-sdk-windows

Android NDK decompress in D: \ mobile \ android-ndk-r5

Cygwin is installed in C: \ cygwin \

JAVA_HOME
C: \ Program Files (x86) \ Java \ jdk1.6.0 _ 23
 
CLASSPATH
C: \ Program Files (x86) \ Java \ jdk1.6.0 _ 23 \ lib;

C: \ Program Files (x86) \ Java \ jdk1.6.0 _ 23 \ jre \ lib
 
PATH
C: \ Program Files (x86) \ Java \ jdk1.6.0 _ 23 \ bin; find the java command line Program

D: \ mobile \ android-sdk-windows \ tools; D: \ mobile \ android-sdk-windows \ platform-tools;

Find tools such as adb

C: \ cygwin \ bin; find C/C ++ compilation tools such as gcc g ++ make.

D: \ mobile \ android-ndk-r5 find the ndk-buildndk-gdb script

SDK
1. Select to install the corresponding SDK version
Decompress the sdk package to a directory; execute SDK Manager.exe online; select the required installation package, as shown in figure

[The document and example code can be downloaded here]

2. Create Virtual devices

Different avds can be created based on the downloaded version.