diff options
| author | xue <> | 2006-07-07 14:54:15 +0000 |
|---|---|---|
| committer | xue <> | 2006-07-07 14:54:15 +0000 |
| commit | 61bb16ee2e5f0a66234e1575242169a10fde47b5 (patch) | |
| tree | 3ee24dcc36ceae2c213130df1ea3d5c9fc110a27 /framework/Web/UI/WebControls/TRadioButton.php | |
| parent | 7b84938b1b5964f2274d66e28ba17435924ffe35 (diff) | |
Merge from 3.0 branch till 1253.
Diffstat (limited to 'framework/Web/UI/WebControls/TRadioButton.php')
| -rw-r--r-- | framework/Web/UI/WebControls/TRadioButton.php | 79 |
1 files changed, 79 insertions, 0 deletions
diff --git a/framework/Web/UI/WebControls/TRadioButton.php b/framework/Web/UI/WebControls/TRadioButton.php index 2bbdf22e..974a431c 100644 --- a/framework/Web/UI/WebControls/TRadioButton.php +++ b/framework/Web/UI/WebControls/TRadioButton.php @@ -37,6 +37,8 @@ Prado::using('System.Web.UI.WebControls.TRadioButtonList'); * between posts to the server.
*
* TRadioButton uses {@link setGroupName GroupName} to group together a set of radio buttons.
+ * Once the {@link setGroupName GroupName} is set, you can use the {@link getRadioButtonsInGroup}
+ * method to get an array of TRadioButtons having the same group name.
*
* If {@link setAutoPostBack AutoPostBack} is set true, changing the radio button state
* will cause postback action. And if {@link setCausesValidation CausesValidation}
@@ -54,10 +56,50 @@ Prado::using('System.Web.UI.WebControls.TRadioButtonList'); class TRadioButton extends TCheckBox
{
/**
+ * @param array list of radio buttons registered.
+ */
+ private static $_radiobuttons=array();
+ /**
* @var string the name used to fetch radiobutton post data
*/
private $_uniqueGroupName=null;
+ /**
+ * @var int number radio buttons created
+ */
+ private static $_counter=0;
+ /**
+ * @var int unique unmutable radio button id
+ */
+ private $_radioUid;
+ public function __construct()
+ {
+ parent::__construct();
+ $this->_radioUid = self::$_counter++;
+ }
+
+ /**
+ * Registers the radio button groupings. If overriding onInit method,
+ * ensure to call parent implemenation.
+ * @param TEventParameter event parameter to be passed to the event handlers
+ */
+ public function onInit($param)
+ {
+ parent::onInit($param);
+ $this->registerRadioButton($this);
+ }
+
+ /**
+ * Unregisters the radio button groupings. If overriding onInit method,
+ * ensure to call parent implemenation.
+ * @param TEventParameter event parameter to be passed to the event handlers
+ */
+ public function onUnLoad($param)
+ {
+ parent::onUnLoad($param);
+ $this->unregisterRadioButton($this);
+ }
+
/**
* Loads user input data.
* This method is primarly used by framework developers.
@@ -100,6 +142,43 @@ class TRadioButton extends TCheckBox {
$this->setViewState('GroupName',$value,'');
}
+
+ /**
+ * Register radio button control grouping.
+ * @param TRadioButton control to add
+ */
+ protected function registerRadioButton(TRadioButton $control)
+ {
+ if(!isset(self::$_radiobuttons[$control->_radioUid]))
+ self::$_radiobuttons[$control->_radioUid] = $control;
+ }
+
+ /**
+ * Unregister radio button control for grouping
+ * @param TRadioButton control to unregister.
+ */
+ protected function unregisterRadioButton(TRadioButton $control)
+ {
+ if(isset(self::$_radiobuttons[$control->_radioUid]))
+ unset(self::$_radiobuttons[$control->_radioUid]);
+ }
+
+ /**
+ * Gets an array of RadioButtons with same group name. This method will
+ * always return at least the current radio button in the array.
+ * @return array list of TRadioButton with the same group
+ */
+ public function getRadioButtonsInGroup()
+ {
+ $group = $this->getUniqueGroupName();
+ $buttons = array();
+ foreach(self::$_radiobuttons as $control)
+ {
+ if($control->getUniqueGroupName() === $group)
+ $buttons[] = $control;
+ }
+ return count($buttons) > 0 ? $buttons : array($this);
+ }
/**
* @return string the value attribute to be rendered
|