Step 1Start Eclipse, then select Help > Software Updates > Find and Install..
Step 2In the dialog that appears, select Search for new features to install and click Next.
Step 3Click New Remote Site.
Step 4In the resulting dialog box, enter a name for the remote site (e.g. Android Plugin) and enter this as its URL:
Click OK. You should now see the new site added to the search list (and checked). Click Finish.
https://dl-ssl.google.com/android/eclipse/ or http://dl-ssl.google.com/android/eclipse/
Step 5In the subsequent Search Results dialog box, select the checkbox for Android Plugin > Developer Tools. This will check both features: “Android Developer Tools“, and “Android Editors“. The Android Editors feature is optional, but recommended. If you choose to install it, you need the WST plugin mentioned earlier in this page. Click Next. Read the license agreement and then select Accept terms of the license agreement. Click Next. Click Finish.
Step 6The ADT plugin is not signed; you can accept the installation anyway by clicking Install All. Restart Eclipse. You will need to download the android toolkit from here. now configure your eclipse plugin from:Windows >> Preferencs >> Android, add the path of your unzipped Android Toolkit in the text box.
To see the results, do the following
- Make a new project in eclipse from: File >> new >> project >> Android Project
- Click Next.
- Enter details like Project name and package name , etc… or select to make a project from available source code, lets select this option to make a project from the source that came with the SDK.
- Find a suitable application like snakes & make a project from that.
- The source will be accepted as is and you will not need to do any thing.
- Right click on the project, and goto Run as >> Android application.
Related: Android 1.5 released: Preview SDK & feature list.