/phpSurvey/library/Snake/Ext/Checkbox.php

<?php
/**
 * ???????
 *
 * @param string $name
 * @param array $arr
 * @param array $selected
 * @param string $separator
 * @param string $extra
 */
class Ext_Checkbox extends Ext_Snake {
	/**
	 * HTML??input?name
	 *
	 * @var string
	 */
	var $name = 'checkbox';
	/**
	 * ??label??????
	 *
	 * @var array
	 */
	var $vt = array();
	/**
	 * ?????
	 *
	 * @var array
	 */
	var $selected = array();
	/**
	 * ????
	 *
	 * @var unknown_type
	 */
	var $extra = null;
	/**
	 * ???????
	 *
	 * @var unknown_type
	 */
	var $method = 'xtype';
	/**
	 * ????????true?echo
	 * ???flase?return
	 *
	 * @var boolean
	 */
	var $output = false;
	
	var $anchor = '20%';
	/**
	 * ???????
	 *
	 */
	function group() {
		// ???????????
		$echo = array();
	    if (!is_array($this->selected)) {
	        $this->selected = array($this->selected);
	    }
	    foreach ((array)$this->vt as $value => $title) {
	        if (in_array($value, $this->selected)) {
	            $selected = true;
	        }else {
	        	$selected = false;
	        }
	        $echo[] = $this->xtype($this->name,$value,$title,$selected,$this->anchor,$this->extra);
	    }
	    $output = implode(',',$echo);
	    if ($this->output == true) {
	    	echo $output;
	    }else {
	    	return $output;
	    }
	}
	
	/**
	 * ?xtype????????ITEM?
	 *
	 * @param string $name
	 * @param string $value
	 * @param string $label
	 * @param boolean $selected
	 * @param string $anchor
	 * @param string $extra
	 */
	function xtype($name,$value = 'on',$label='', $selected = false,$anchor = '20%', $extra = null)
	{
		if (empty($name)) {
			return ;
		}
		if (empty($name)) {
			$id = $name.'_'.mt_rand(0,99);
		}
		// ??????
		$label = st($label);
		$value = Basic::h($value);
		$string = "{	\r";
		if (!empty($label)) {
			$string .= "fieldLabel:'{$label}',\r";
		}
		$string .= "	xtype:'checkbox',\r
						name:'{$name}[]',\r";
		if (is_numeric($value)){
			$string .= "	inputValue:{$value},\r";
		}else {
			$string .= "	inputValue:'{$value}',\r";
		}
		$string .= "	anchor:'{$anchor}'\r";
		if	($selected){$string.=',checked:true';}
		if	(!empty($extra)){$string.=','.$extra;}
		$string .=	"}";
		return $string;
	}
	
	
}