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MDL-35395 formslib: a method to disable formchangechecker for a form.

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This commit is contained in:
Tim Hunt 2012-10-05 17:12:11 +01:00
parent f7e8f312ca
commit 6b65e50bcb
1 changed files with 37 additions and 8 deletions
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45
lib/formslib.php
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@ -1263,6 +1263,9 @@ class MoodleQuickForm extends HTML_QuickForm_DHTMLRulesTableless {
/** @var bool Whether to display advanced elements (on page load) */ /** @var bool Whether to display advanced elements (on page load) */
var $_showAdvanced = null; var $_showAdvanced = null;
/** @var bool whether to automatically initialise M.formchangechecker for this form. */
protected $_use_form_change_checker = true;
/** /**
* The form name is derived from the class name of the wrapper minus the trailing form * The form name is derived from the class name of the wrapper minus the trailing form
* It is a name with words joined by underscores whereas the id attribute is words joined by underscores. * It is a name with words joined by underscores whereas the id attribute is words joined by underscores.
@ -1392,8 +1395,32 @@ class MoodleQuickForm extends HTML_QuickForm_DHTMLRulesTableless {
return $this->_showAdvanced; return $this->_showAdvanced;
} }
/**
* Call this method if you don't want the formchangechecker JavaScript to be
* automatically initialised for this form.
*/
public function disable_form_change_checker() {
$this->_use_form_change_checker = false;
}
/** /**
* If you have called {@link disable_form_change_checker()} then you can use
* this method to re-enable it. It is enabled by default, so normally you don't
* need to call this.
*/
public function enable_form_change_checker() {
$this->_use_form_change_checker = true;
}
/**
* @return bool whether this form should automatically initialise
* formchangechecker for itself.
*/
public function is_form_change_checker_enabled() {
return $this->_use_form_change_checker;
}
/**
* Accepts a renderer * Accepts a renderer
* *
* @param HTML_QuickForm_Renderer $renderer An HTML_QuickForm_Renderer object * @param HTML_QuickForm_Renderer $renderer An HTML_QuickForm_Renderer object
@ -2243,13 +2270,15 @@ class MoodleQuickForm_Renderer extends HTML_QuickForm_Renderer_Tableless{
$this->_hiddenHtml .= $form->_pageparams; $this->_hiddenHtml .= $form->_pageparams;
} }
$PAGE->requires->yui_module('moodle-core-formchangechecker', if ($form->is_form_change_checker_enabled()) {
'M.core_formchangechecker.init', $PAGE->requires->yui_module('moodle-core-formchangechecker',
array(array( 'M.core_formchangechecker.init',
'formid' => $form->getAttribute('id') array(array(
)) 'formid' => $form->getAttribute('id')
); ))
$PAGE->requires->string_for_js('changesmadereallygoaway', 'moodle'); );
$PAGE->requires->string_for_js('changesmadereallygoaway', 'moodle');
}
} }
/** /**