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BUG Fixing tabindex added to CreditCardField when tabindex is NULL

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The tabindex increment *should* only be done if there is a tabindex
that has been set on a CreditCardField already, otherwise it breaks
the tab ordering.
This commit is contained in:
Sean Harvey 2013-09-20 11:13:10 +12:00
parent a7f38f7b4d
commit c453ea3094
1 changed files with 3 additions and 0 deletions
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3
forms/CreditCardField.php
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@ -35,6 +35,9 @@ class CreditCardField extends TextField {
* @return string
*/
protected function getTabIndexHTML($increment = 0) {
// we can't add a tabindex if there hasn't been one set yet.
if($this->getAttribute('tabindex') === null) return false;
$tabIndex = (int)$this->getAttribute('tabindex') + (int)$increment;
return (is_numeric($tabIndex)) ? ' tabindex = "' . $tabIndex . '"' : '';
}