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Fixed formatting of code, and added some documentation on what the source for this field should be

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git-svn-id: svn://svn.silverstripe.com/silverstripe/open/modules/sapphire/trunk@48319 467b73ca-7a2a-4603-9d3b-597d59a354a9
This commit is contained in:
Sean Harvey 2008-01-20 08:58:04 +00:00
parent 20da7e8f95
commit e28361a313
1 changed files with 30 additions and 18 deletions
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48
forms/GroupedDropdownField.php
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@ -6,36 +6,48 @@
*/
/**
* Grouped dropdown, using <optgroup>s.
* Returns a <select> tag containing all the appropriate <option> tags, with <optgroup> tags around the <option> tags as required
* Grouped dropdown, using <optgroup> tags.
*
* $source parameter (from DropdownField) must be a two dimensional array.
* The first level of the array is used for the <optgroup>, and the second
* level are the <options> for each group.
*
* Returns a <select> tag containing all the appropriate <option> tags, with
* <optgroup> tags around the <option> tags as required.
*
* @package forms
* @subpackage fields-basic
*/
class GroupedDropdownField extends DropdownField {
function Field() {
function Field() {
// Initialisations
$options = '';
$classAttr = '';
if($extraClass = trim($this->extraClass())) {
if($extraClass = trim($this->extraClass())) {
$classAttr = "class=\"$extraClass\"";
}
foreach($this->source as $value => $title) {
if(is_array($title)) {
$options .= "<optgroup label=\"$value\">";
foreach($title as $value2 => $title2) {
$selected = $value2 == $this->value ? " selected=\"selected\"" : "";
$options .= "<option$selected value=\"$value2\">$title2</option>";
}
$options .= "</optgroup>";
} else { // Fall back to the standard dropdown field
$selected = $value == $this->value ? " selected=\"selected\"" : "";
$options .= "<option$selected value=\"$value\">$title</option>";
}
if($this->source) {
foreach($this->source as $value => $title) {
if(is_array($title)) {
$options .= "<optgroup label=\"$value\">";
foreach($title as $value2 => $title2) {
$selected = $value2 == $this->value ? " selected=\"selected\"" : "";
$options .= "<option$selected value=\"$value2\">$title2</option>";
}
$options .= "</optgroup>";
} else { // Fall back to the standard dropdown field
$selected = $value == $this->value ? " selected=\"selected\"" : "";
$options .= "<option$selected value=\"$value\">$title</option>";
}
}
}
$id = $this->id();
return "<select $classAttr name=\"$this->name\" id=\"$id\">$options</select>";
}
}
}
?>
?>