[html-formfu] get_element returns undef

[goetz]

Thanks again Carl,

your guess is correct: I'm using auto_fieldset()

Without it everthing works as I expected.

Am 17.09.2008 um 12:24 schrieb Carl Franks:

> 2008/9/17 goetz <devel at helektra.de>:
>> Hallo,
>>
>> I trie to use  get_element with no success.
>>
>> The debug output is always undef.
>>
>> When I use get_field or get_all_element I get the correct
>> output.
>>
>>
>> Any hint?
>>
>>
>> Her are the details:
>>
>> in the config file:
>>
>> - type: Select
>>   name: name
>>   label: name
>>
>>
>> in my controler:
>>
>> my $test = $form->get_element({ type => 'Select'});  # undef !!!!!!!
>> my $test01= $form->get_elements({type => 'Select'});
>> my $field = $form->get_field(name => 'name');
>> my $select= $form->get_all_element({type => 'Select'});
>
> As that's only a snippet of the form config - I'm going to take a
> guess that you're either using auto_fieldset() - or the Select menu is
> nested by some other means, such as an explicit block.
>
> In which case, this behaviour is correct.
>
> $form->get_element() only returns direct children of the form object.
> If the Select element is nested within a fieldset or block, it'll
> never be returned.
>
> $form->get_elements() also won't return nested children, but it won't
> be undef, it'll just return an empty arrayref.
>
> $form->get_all_elements() does a recursive search, so it'll return the
> Select element.
>
> $form->get_field() also does a recursive search, so that'll work.
>
> If you're after a field, then get_field() / get_fields() are  
> probably best.
>
> Cheers,
> Carl
>
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