Note: If you're using APEX 4.0 please see this post: http://www.talkapex.com/2010/08/apex-40-interactive-reports-customize.html
A few weeks ago I wrote about customizing the default APEX IR wait logo: http://apex-smb.blogspot.com/2009/04/apex-interactive-reports-customize-wait.html. Here is the second part of that article which focuses on overwriting APEX's dispIRBusyGraphics function.
Overriding the default "Busy Graphic" function can be used to customize messages/images as well as preventing users from resubmitting IR request which may take a long time.
An example of this can be found here
- 1: Create IR Report
-- Trying to make this a slow query to demonstrate the IR loader
SELECT e.*, sum(e.sal) over() test
FROM emp e
CONNECT BY LEVEL <= 5
Simple Modal: http://www.ericmmartin.com/projects/simplemodal/
- 3: Create an HTML region and add the following: