APEX5 UT remote control for collapsible regions

January 21, 2016 at 3:43 pm | Posted in Oracle Developement | Leave a comment

svenweller

Introduction

A colleque of mine recently had the wish to be able to control the state of a collapsible region using a page item.

This is how a simple report region using the “Collapsible” region template looks like.

Collapsible regions  in APEX

We now want to control the state of the region by a page item. For example if the item is NO or 0 then the region should be expanded, if it is YES or 1 then the region should be collapsed.

There are three general options how to do that.

  1. Simulate the click on the region button
  2. Dynamically switch css classes
  3. Set the template option based upon some page item value

I’ll show how to implement all three possibilities.

There is also demo on https://apex.oracle.com/pls/apex/f?p=21878 to show the different options.
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Option 1: click the button

Option 1

First we create a page item that should influence the state of our region. I’ve…

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