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Expand When condition on a layout does not work correctly



Expand When condition on a layout does not work correctly.

Error Messages

Not Applicable.

Steps to Reproduce

  1. Create a layout
  2. Select header type as Collapsible
  3. Add Expand When condition
  4. Add a button on the section and configure a data transform by setting property on click of the button
  5. Click the button. The Expand When condition is false and the expanded header is not collapsed automatically

Root Cause

This is as per Pega Product design.


Perform the following local-change:
  1. Navigate to the Presentation tab > Advanced options
  2. Set 'expandWhen' as Custom Casdading Style Sheets (CSS) class in the Advanced options where Expand When condition is referred
  3. In the UserWorkForm rule, add the below script:
    var expandWhenDL = $(this).closest('.expandWhen'); 
    var parentExpandDiv = expandWhenDL.parent(); 
    var hiddenInput = parentExpandDiv.children("#EXPAND-INDICATOR"); 
    hiddenInput.attr("value"," "); 



Published November 29, 2018 - Updated October 8, 2020

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