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Eclipse BIRT Report Developer Guide
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How to hide an element conditionally

Figure 7-19 Hide Element option in Property Editor

Select Hide Element to specify that this element be hidden. If you want the element, such as an empty row, to always be hidden, this selection is all you need to do. If you want to hide the element conditionally, specify the condition as well.
To apply the hide condition for certain report formats, select For specific outputs. Also select this option if you want to apply different conditions, depending on the report format.

On the expression builder, create an expression that specifies the hide condition. Remember, you have to think about when you want to hide the element, not when you want it to appear.
For example, to display the text message, Jumbo, when a loan amount exceeds $363,000.00, conditionally hide the text element using the following expression:

(c) Copyright Actuate Corporation 2009

  Published under the terms of the Eclipse Public License Version 1.0 ("EPL") Design by Interspire