Using JavaScript to Write an Event Handler

BIRT scripting is based on the Mozilla Rhino implementation of JavaScript, also called ECMAScript. Rhino implements ECMAScript version 1.5 as described in the ECMA standard ECMA-262 version 3. The complete specification for Rhino is located at:

http://www.ecma-international.org/publications/standards
/Ecma-262.htm

How to use BIRT Report Designer to enter a JavaScript event handler

1	In Outline, select the report element, data source, or data set for which to write an event handler.

2	Choose the Script tab.

3	Select an event handler from the drop-down list of methods.

4	Type the event handler code in the script editor.

Figure 23-1 shows a line of code in the onPrepare( ) method of a List element.

Figure 23-1  Code entry for the onPrepare( ) method