In cascade LOV and calling a javascript function thro dynamic action

We have a page where there are lovs cascaded to the country / state. The selection of State list is cascaded with country LOV. We also request a javascript to normalize the child lov (State), so that if there is no value in the list, the lov will be disabled and if there is only one value for show, which will be set as default (enabled). However, it seems apex runs javascript code standardize everything first and then generates the list for the lov State, then the State lov is always disabled.

I created a page similar to apex.oracle.com with choice of Department lists and employee. The link to the page is http://apex.oracle.com/pls/apex/f?p=40631:2

In this page, the employee selection list is cascaded to the Department. (1) to any value other then 'IT' or no selection value in the list of DEPARTMENTS, the list of employees must be enabled and should list all the names of appropriate employees. (2) for the selection of the 'IT', it should be disabled with the default selection as "no data found". However it does not for 1). Could someone find the problem and give a possible solution.

Javascript code executed (that thro NatStandardizeLOV1('P2_EMPLOYEE') dynamic action for Department change is lower.

< code >
function NatStandardizeLOV1 (pitem)
{
var obj = document.getElementById (pitem);
obj. Disabled = false;
obj.options [0]. Text = "SΘlectionner one..";


If (obj.type is "select one")
{

If (obj.length == 1 & & (obj.options [0] .value == ": obj.options [0] .value == null))
{
obj.options [0]. Text = "No. Data."
obj.disabled = true;
}
If (obj.length == 2 & & (obj.options [0] .value == ": obj.options [0] .value == null))
obj.options [1]. Selected = true;
}
}


< code >

Thank you in advance,

Natarajan

Published by: Nikita on May 27, 2011 04:21

Natarajan,

The question is one of the time. You're service is running before the Ajax request (triggered by the LOV cascading) brings back the items. So change the 'when' of dynamic Action so that it fires the event "After Refresh" of the question of the Department rather than the event change.

Kind regards
Dan

blog: http://danielmcghan.us/
work: http://SkillBuilders.com/APEX/

Tags: Database

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