silverstripe-framework/forms/OptionsetField.php
Ingo Schommer 46bbde18e7 (merged from branches/roa. use "svn log -c <changeset> -g <module-svn-path>" for detailed commit message)
git-svn-id: svn://svn.silverstripe.com/silverstripe/open/modules/sapphire/trunk@60261 467b73ca-7a2a-4603-9d3b-597d59a354a9
2008-08-10 23:03:35 +00:00

69 lines
2.1 KiB
PHP
Executable File

<?php
/**
* Set of radio buttons designed to emulate a dropdown.
* It even uses the same constructor as a dropdown field.
* @package forms
* @subpackage fields-basic
*/
class OptionsetField extends DropdownField {
/**
* Creates a new optionset field.
* @param name The field name
* @param title The field title
* @param source An map of the dropdown items
* @param value The current value
* @param form The parent form
*/
function __construct($name, $title = "", $source = array(), $value = "", $form = null) {
parent::__construct($name, $title, $source, $value, $form);
}
/**
* Create a UL tag containing sets of radio buttons and labels. The IDs are set to
* FieldID_ItemKey, where ItemKey is the key with all non-alphanumerics removed.
*
* @todo Should use CheckboxField FieldHolder rather than constructing own markup.
*/
function Field() {
$options = '';
$odd = 0;
foreach($this->source as $key => $value) {
$itemID = $this->id() . "_" . ereg_replace('[^a-zA-Z0-9]+','',$key);
if($key == $this->value/* || $useValue */) {
$useValue = false;
$checked = " checked=\"checked\"";
} else {
$checked="";
}
$odd = ($odd + 1) % 2;
$extraClass = $odd ? "odd" : "even";
$extraClass .= " val" . preg_replace('/[^a-zA-Z0-9\-\_]/','_', $key);
$disabled = $this->disabled ? 'disabled="disabled"' : '';
$options .= "<li class=\"".$extraClass."\"><input id=\"$itemID\" name=\"$this->name\" type=\"radio\" value=\"$key\"$checked $disabled class=\"radio\" /> <label for=\"$itemID\">$value</label></li>\n";
}
$id = $this->id();
return "<ul id=\"$id\" class=\"optionset {$this->extraClass()}\">\n$options</ul>\n";
}
protected $disabled = false;
function setDisabled($val) {
$this->disabled = $val;
}
function performReadonlyTransformation() {
// Source and values are DataObject sets.
$items = $this->source;
$field = new LookupField($this->name,$this->title ? $this->title : "" ,$items,$this->value);
$field->setForm($this->form);
return $field;
}
function ExtraOptions() {
return new DataObjectSet();
}
}
?>