MediaWiki:Gadget-libJQuery.js

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/*  _____________________________________________________________________________
 * |                                                                             |
 * |                    === WARNING: GLOBAL GADGET FILE ===                      |
 * |                  Changes to this page affect many users.                    |
 * | Please discuss changes on the talk page or on [[WT:Gadget]] before editing. |
 * |_____________________________________________________________________________|
 *
 */
/**
 * [[:commons:MediaWiki:libJQuery.js]]
 * Commons-jQuery additions that can be useful to Commons and other Wikimedia Wikis
 *
 * Invoke automated jsHint-validation on save: A feature on WikimediaCommons
 * Interested? See [[:commons:MediaWiki:JSValidator.js]], [[:commons:Help:JSValidator.js]].
 *
 * @rev 1 (2012-07-26)
 * @author Rillke, 2012
 *
 * <nowiki>
 */

/*global jQuery:false, mediaWiki:false*/
/*jshint smarttabs: true*/

(function($, mw) {
	"use strict";

	// Extending jQuery-object
	// You can call the new methods like this: $.method()
	$.extend({
		/**
		 * Create 
		 *
		 * @example
		 *      $.createIcon('ui-icon-alert').appendTo( mw.util.$content );
		 *
		 * @param {String} iconClass jQuery UI icon class name.
		 *
		 * @context {jQuery}
		 * @return {Object} jQuery-wrapped DOM-object: The icon that has been created
		 */
		createIcon: function(iconClass) {
			return $('<span>', {
				'class': 'ui-icon ' + iconClass + ' jquery-inline-icon',
				text: ' '
			});
		},
		/**
		 * Create a notify-area (area with a background and an icon dependent on the state passed-in)
		 * More about possible arguments: Look at http://jqueryui.com/ and subpages
		 *
		 * @example
		 *      var $area = $.createNotifyArea( $('<span>').text('Hello World'), 'ui-icon-alert', 'ui-state-error' );
		 *      $area.appendTo( mw.util.$content );
		 *
		 * @param {String|DOM-object|jQuery-wrapped DOM-object} textNode Message-string, HTML or DOM-node that will be used in the area.
		 * @param {String} icon jQuery UI icon class name.
		 * @param {String} state class(es) that indicate(s) the state of the area. E.g. ui-state-highlight, ui-state-disabled, ui-state-error, ...
		 *
		 * @context {jQuery}
		 * @return {Object} jQuery-wrapped DOM-object: The area that has been created
		 */
		createNotifyArea: function(textNode, icon, state) {
			return $('<div>', {
				'class': 'ui-widget'
			}).append(
				$('<div>', {
				'class': state + ' ui-corner-all',
				style: 'margin-top:20px; padding:0.7em;'
			}).append($('<p>').append(
				$.createIcon(icon).css('margin-right', '.3em'), textNode)));
		}
	});

	// i18n and configuration for the buttons
	mw.messages.set({
		'libjq-cancel-title': "Close this dialog [Esc]",
		'libjq-proceed-title': "Proceed [Enter] in single-line text fields",
		'libjq-report-title': "Reporting errors helps improving the application"
	});
	var buttonConfig = {
		proceed: {
			'icon': 'ui-icon-circle-check',
			'class': 'ui-button-green',
			'title': 'libjq-proceed-title'
		},
		cancel: {
			'icon': 'ui-icon-circle-close',
			'class': 'ui-button-red',
			'title': 'libjq-cancel-title'
		},
		report: {
			'icon': 'ui-icon-circle-check',
			'class': '',
			'title': 'libjq-report-title'
		}
	};

	// Extending jQuery's prototype
	// You can call the new methods like this: $('selector').method()
	$.extend($.fn, {
		/**
		 * Style a button like a proceed, cancel, ... button
		 *
		 * @example
		 *      $('#MySelector').children('button').specialButton('proceed').hide();
		 *
		 * @param {String} which name of the special-button type
		 *
		 * @context {jQuery-wrapped DOM-object}
		 * @return {jQuery-wrapped DOM-object} returns the same jQuery-wrapped DOM-object so you can perform further actions on it
		 */
		specialButton: function(which) {
			return (function($btn, cfg) {
				return $btn.button({
					icons: {
						primary: cfg.icon
					}
				}).addClass(cfg['class']).attr('title', mw.msg(cfg.title));
			}(this, buttonConfig[which]));
		},
		/**
		 * Add event/state classes to a node if they are in that state
		 *
		 * @example
		 *      $('#MyButton')._jqInteraction().show();
		 *
		 * @context {Object} jQuery instance (jQuery DOM node list)
		 * @return {Object} jQuery instance (jQuery DOM node list)
		 */
		_jqInteraction: function() {
			var $el = this;
			return $el.hover(function() {
				$el.addClass('ui-state-hover');
			}, function() {
				$el.removeClass('ui-state-hover').removeClass('ui-state-active');
			}).focusin(function() {
				$el.addClass('ui-state-focus');
			}).focusout(function() {
				$el.removeClass('ui-state-focus');
			}).mousedown(function(e) {
				if (1 === e.which) $el.addClass('ui-state-active');
			}).mouseup(function() {
				$el.removeClass('ui-state-active');
			});
		}
	});

}(jQuery, mediaWiki));

// </nowiki>