Step one: Create the Eclipse Environment (based on the project team's current environment settings)
Step two: Download and install Jseclipse Http://www.adobe.com/cfusion/entitlement/index.cfm?e=labs_jseclipse
Step Three: Configuration file association method: Window-preference-general-editors:file Association, find *.js, set Jseclipse to default.
Step four: Open any JS file (in order to appear jseclipse navigation menu), under the Jseclipse menu, select Add Library, navigate to Ext-all-debug.js (directly input file name, default can only import XML file), the introduction of the library, Then under the menu: Refresh code completion the library, which will be in d:/workspace/.metadata/.plugins/com.interaktonline.jseclipse/library /yourproject generates the plug-in XML document.
So set, in the JS file will be IntelliSense and automatic completion of the function, including JS intrinsic objects, there is a fourth step into the Ext library.