CHIEFSOFT\ameye
127 lines
3.0 KiB
JavaScript
127 lines
3.0 KiB
JavaScript
/**
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* @file js/controllers/form/CancelActionAjaxFormHandler.js
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*
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* Copyright (c) 2014-2021 Simon Fraser University
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* Copyright (c) 2000-2021 John Willinsky
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* Distributed under the GNU GPL v3. For full terms see the file docs/COPYING.
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*
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* @class CancelActionAjaxFormHandler
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* @ingroup js_controllers_form
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*
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* @brief A Handler for controlling the Query form
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*/
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(function($) {
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/**
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* @constructor
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*
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* @extends $.pkp.controllers.form.AjaxFormHandler
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*
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* @param {jQueryObject} $handledElement The clickable element
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* the modal will be attached to.
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* @param {Object} options non-default Dialog options
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* to be passed into the dialog widget.
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*
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* Options are:
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* - all options documented for the AjaxModalHandler.
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* - cancelUrl: The URL to POST to in case of cancel.
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*/
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$.pkp.controllers.form.CancelActionAjaxFormHandler =
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function($handledElement, options) {
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var formHandler = this;
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this.parent($handledElement, options);
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// Store the options.
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this.cancelUrl_ = options.cancelUrl;
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this.cancelActionHandler = function() {
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formHandler.handleCancelAction();
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};
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$(window).on('unload', this.cancelActionHandler);
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};
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$.pkp.classes.Helper.inherits($.pkp.controllers.form.
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CancelActionAjaxFormHandler, $.pkp.controllers.form.AjaxFormHandler);
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//
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// Public properties
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//
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/**
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* Function to handle deregistration of the modal as needed
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* @public
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* @type {function()?}
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*/
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$.pkp.controllers.form.CancelActionAjaxFormHandler.
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prototype.cancelActionHandler = null;
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//
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// Private properties
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//
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/**
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* The URL to be called when a cancel event occurs.
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* @private
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* @type {string?}
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*/
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$.pkp.controllers.form.CancelActionAjaxFormHandler.
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prototype.cancelUrl_ = null;
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/**
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* True iff the form is complete (i.e. a normal "Save" action is in progress).
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* @private
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* @type {boolean}
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*/
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$.pkp.controllers.form.CancelActionAjaxFormHandler.
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prototype.isComplete_ = false;
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/**
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* @inheritDoc
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*/
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$.pkp.controllers.form.CancelActionAjaxFormHandler.prototype.
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containerCloseHandler = function(input, event, informationObject) {
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var result = /** @type {boolean} */ (
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this.parent('containerCloseHandler', input, event, informationObject));
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if (result) {
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this.handleCancelAction();
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}
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};
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/**
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* @inheritDoc
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*/
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$.pkp.controllers.form.CancelActionAjaxFormHandler.prototype.
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submitForm = function(validator, formElement) {
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// Flag the form as complete.
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this.isComplete_ = true;
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this.parent('submitForm', validator, formElement);
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};
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/**
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* Cancel the form if necessary.
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*/
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$.pkp.controllers.form.CancelActionAjaxFormHandler.prototype.
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handleCancelAction = function() {
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// Unregister the window unload listener
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if (this.cancelActionHandler !== null) {
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$(window).off('unload', this.cancelActionHandler);
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this.cancelActionHandler = null;
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}
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// If the form wasn't completed, post a cancel.
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if (!this.isComplete_ && this.cancelUrl_ !== null) {
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$.post(this.cancelUrl_);
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}
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};
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}(jQuery));
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