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<?php |
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/** |
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* This file contains the Text FormElement class. |
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* |
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* $Id: FERadioGroup.inc,v 1.19.2.1 2005/05/12 01:24:03 hemna Exp $ |
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* |
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* @author Walter A. Boring IV <waboring@newsblob.com> |
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* @author Suren Markosyan <suren@bcsweb.com> |
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* @package phpHtmlLib |
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* @subpackage FormProcessing |
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* |
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* @copyright LGPL - See LICENCE |
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* |
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*/ |
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|
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/** |
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* This is the Radio Button Group FormElement which builds a |
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* List of Radio buttons that can be used in any |
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* style of layout. |
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* |
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* It has no validation method. |
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* |
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* |
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* @author Walter A. Boring IV <waboring@newsblob.com> |
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* @author Suren Markossian <suren@bcsweb.com> |
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* @package phpHtmlLib |
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* @subpackage FormProcessing |
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* |
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* @copyright LGPL - See LICENCE |
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*/ |
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class FERadioGroup extends FormElement { |
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|
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/** |
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* Holds the list of available |
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* data elements |
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* |
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*/ |
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var $_data_list = array(); |
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|
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/** |
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* the br flag |
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*/ |
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var $_br_flag=FALSE; |
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|
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/** |
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* The constructor |
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* |
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* @param label string - text label for the element |
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* @param array - the name => value pairs of the radio |
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* buttons text => value |
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* @param boolean - required flag |
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*/ |
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function FERadioGroup($label, $data_list=array(), $required=true) { |
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$this->FormElement($label, $required); |
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foreach ($data_list as $name=>$value) { |
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$this->_data_list[] = array($name=>$value); |
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} |
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} |
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|
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/** |
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* This provides a method |
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* for the FormContent |
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* to get access to the |
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* text associated with a |
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* field. This is only available |
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* on FormElements that have text |
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* associated with a field. |
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* It is used during Confirmation |
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* |
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* @param mixed - the value to look up |
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* @return string - the text associated |
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*/ |
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function get_value_text() { |
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$value = $this->get_value(); |
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foreach( $this->_data_list as $arr) { |
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$flip = array_flip($arr); |
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if (isset($flip[$value])) { |
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return $flip[$value]; |
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} |
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} |
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return NULL; |
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} |
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|
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|
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/** |
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* This function is used to set the br flag |
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* that will automatically add a BR tag after |
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* each radio button |
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* |
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* @param boolean |
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*/ |
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function set_br_flag($flag=TRUE) { |
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$this->_br_flag = $flag; |
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} |
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|
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|
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/** |
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* This function builds and returns the |
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* form element object |
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* |
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* @param int the index to get |
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* @param boolean the br flag. |
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* NOTE: the class's br flag takes precedence. |
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* @return object |
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*/ |
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function get_element($index=NULL, $br_flag=FALSE) { |
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$container = container(); |
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|
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if ($br_flag != $this->_br_flag) { |
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$br_flag = $this->_br_flag; |
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} |
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|
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if ($index === NULL) { |
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$count = count( $this->_data_list ); |
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for ($x=0;$x<=$count-1;$x++) { |
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if ($br_flag) { |
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$container->add( $this->_get_index_element($x), |
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html_br()); |
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} else { |
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$container->add( $this->_get_index_element($x)); |
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} |
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|
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} |
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} else { |
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$container->add( $this->_get_index_element($index)); |
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} |
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|
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return $container; |
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} |
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|
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|
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/** |
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* This method builds an individual Radio button |
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* with its associated text |
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* |
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* @param int - the index |
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* @return INPUTtag of type radio |
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*/ |
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function _get_index_element($index) { |
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$attributes = $this->_build_element_attributes(); |
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$attributes["type"] = "radio"; |
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|
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list($name, $value) = each($this->_data_list[$index]); |
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$attributes["value"] = $value; |
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|
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$id_name = $this->get_element_name().'_'.$index; |
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$attributes['id'] = $id_name; |
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|
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$attr_onclick = isset($attributes["onclick"])?$attributes["onclick"]:""; |
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|
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if (($value == $this->get_value())) |
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$attributes[] = "checked"; |
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|
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$tag = new INPUTtag($attributes); |
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|
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//now build the href so we can click on it. |
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$attr["class"] ="form_link"; |
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$attr["href"] = "javascript:void(0)"; |
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|
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$js = "e=document.getElementById('".$id_name."'); e.click();"; |
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$attr["onclick"] = $js.$attr_onclick; |
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|
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$href = new Atag($attr, $name); |
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|
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$c = container($tag, $href); |
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$c->set_collapse(); |
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return $c; |
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} |
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} |
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|
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|
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|
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/** |
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* This is the Yes/No Radio Button Group FormElement. |
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* It builds a FERadioGroup with 2 radio buttons labeled |
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* "Yes" and "No". |
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* |
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* It has no validation method. |
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* |
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* |
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* @author Walter A. Boring IV <waboring@newsblob.com> |
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* @author Suren Markossian <suren@bcsweb.com> |
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* @package phpHtmlLib |
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* @subpackage FormProcessing |
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* |
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* @copyright LGPL - See LICENCE |
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*/ |
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class FEYesNoRadioGroup extends FERadioGroup { |
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|
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/** |
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* The constructor |
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* |
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* @param label string - text label for the element |
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* @param bool required - is this a required element |
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* @param string - the value to use for the 'yes' radio |
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* NOTE: default is 'yes' |
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* @param string - the value to use for the 'no' radio |
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* NOTE: default is 'no' |
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*/ |
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function FEYesNoRadioGroup($label, $required = TRUE, |
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$yes_value="yes", $no_value="no") { |
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$this->FormElement($label, $required); |
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$this->_data_list[] = array("Yes" => $yes_value); |
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$this->_data_list[] = array("No" => $no_value); |
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} |
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} |
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|
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|
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/** |
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* This is a special FERadioButtonGroup form element |
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* that allows each of the radio buttons to show/hide |
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* a div on the fly. |
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* |
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* @author Walter A. Boring IV <waboring@newsblob.com> |
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* @author Suren Markossian <suren@bcsweb.com> |
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* @package phpHtmlLib |
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* @subpackage FormProcessing |
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* |
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* @copyright LGPL - See LICENCE |
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*/ |
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class FEActiveDIVRadioButtonGroup extends FERadioGroup { |
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|
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|
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function javascript() { |
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$name = $this->get_element_name(); |
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|
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$js = 'function '.$this->_form_name.'_'.$name."_activate(id) {\n"; |
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$js .= " var e,o;\n"; |
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$js .= " e = document.getElementById(id);\n"; |
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|
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foreach ($this->_data_list as $button) { |
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list($name, $value) = each( $button ); |
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$js .= " o = document.getElementById('".$this->_id_name($name)."');\n"; |
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$js .= " o.style.display = 'none';\n"; |
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} |
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|
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$js .= " e.style.display = 'block';\n}\n\n"; |
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|
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return $js; |
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} |
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|
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|
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/** |
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* This method builds an individual Radio button |
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* with its associated text |
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* |
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* @param int - the index |
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* @return INPUTtag of type radio |
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*/ |
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function _get_index_element($index) { |
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$element_name = $this->get_element_name(); |
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|
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$attributes = $this->_build_element_attributes(); |
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$attributes["type"] = "radio"; |
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|
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list($name, $value) = each($this->_data_list[$index]); |
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$attributes["value"] = $value; |
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|
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$id_name = $this->get_element_name().'_'.$index; |
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$attributes['id'] = $id_name; |
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|
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$attributes['onclick'] = 'javascript:'.$this->_form_name.'_'.$element_name. |
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"_activate('".$this->_id_name($name)."');"; |
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|
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if (($value == $this->get_value())) |
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$attributes['checked'] = "checked"; |
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|
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$tag = new INPUTtag($attributes); |
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|
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//now build the href so we can click on it. |
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$attr["class"] ="form_link"; |
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$attr["href"] = "javascript:void(0)"; |
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$js = "javascript: function check(item){item.click();} ". |
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"check(".$element_name.".item($index));"; |
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|
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$js = "e=document.getElementById('".$id_name."'); e.click();"; |
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$attr["onclick"] = $js; |
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|
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$href = new Atag($attr, $name); |
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|
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$c = container($tag, $href); |
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$c->set_collapse(); |
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return $c; |
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} |
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|
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|
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/** |
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* This builds the magic div |
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* |
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* @param int the index |
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* @return DIVtag object |
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*/ |
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function build_div($index) { |
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//which one is selected? |
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|
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reset($this->_data_list[$index]); |
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list($name, $value) = each($this->_data_list[$index]); |
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|
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$style = 'position:absolute;left:0px;top:0px;'; |
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|
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if ($value == $this->get_value()) { |
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//ok this item is selected! |
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//it needs to be visible first. |
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$style .= 'visibility:visible;'; |
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} else { |
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$style .= 'visibility:hidden;'; |
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} |
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|
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return new DIVtag(array('id' => $this->_id_name($name), |
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'style' => $style)); |
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} |
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|
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function _id_name($name) { |
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return $this->_form_name.'_'.$this->get_element_name(). |
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'_'.$this->_sanitize_string($name); |
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} |
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|
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} |
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?> |
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