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140 lines
3.1 KiB
JavaScript
140 lines
3.1 KiB
JavaScript
/*
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* jQuery UI Tooltip @VERSION
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*
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* Copyright 2011, AUTHORS.txt (http://jqueryui.com/about)
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* Dual licensed under the MIT or GPL Version 2 licenses.
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* http://jquery.org/license
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*
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* http://docs.jquery.com/UI/Tooltip
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*
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* Depends:
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* jquery.ui.core.js
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* jquery.ui.widget.js
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* jquery.ui.position.js
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*/
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(function($) {
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var increments = 0;
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$.widget("ui.tooltip", {
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options: {
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items: "[title]",
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content: function() {
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return $(this).attr("title");
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},
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position: {
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my: "left center",
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at: "right center",
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offset: "15 0"
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}
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},
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_create: function() {
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var self = this;
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this.tooltip = $("<div></div>")
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.attr("id", "ui-tooltip-" + increments++)
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.attr("role", "tooltip")
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.attr("aria-hidden", "true")
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.addClass("ui-tooltip ui-widget ui-corner-all ui-widget-content")
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.appendTo(document.body)
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.hide();
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this.tooltipContent = $("<div></div>")
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.addClass("ui-tooltip-content")
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.appendTo(this.tooltip);
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this.opacity = this.tooltip.css("opacity");
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this.element
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.bind("focus.tooltip mouseover.tooltip", function(event) {
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self.open( event );
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})
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.bind("blur.tooltip mouseout.tooltip", function(event) {
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self.close( event );
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});
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},
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enable: function() {
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this.options.disabled = false;
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},
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disable: function() {
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this.options.disabled = true;
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},
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_destroy: function() {
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this.tooltip.remove();
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},
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widget: function() {
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return this.element.pushStack(this.tooltip.get());
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},
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open: function(event) {
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var target = $(event && event.target || this.element).closest(this.options.items);
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if ( !target.length ) {
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return;
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}
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// already visible? possible when both focus and mouseover events occur
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if (this.current && this.current[0] == target[0])
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return;
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var self = this;
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this.current = target;
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this.currentTitle = target.attr("title");
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var content = this.options.content.call(target[0], function(response) {
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// IE may instantly serve a cached response, need to give it a chance to finish with _open before that
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setTimeout(function() {
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// ignore async responses that come in after the tooltip is already hidden
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if (self.current == target)
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self._open(event, target, response);
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}, 13);
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});
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if (content) {
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self._open(event, target, content);
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}
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},
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_open: function(event, target, content) {
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if (!content)
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return;
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target.attr("title", "");
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if (this.options.disabled)
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return;
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this.tooltipContent.html(content);
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this.tooltip.css({
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top: 0,
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left: 0
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}).show().position( $.extend({
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of: target
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}, this.options.position )).hide();
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this.tooltip.attr("aria-hidden", "false");
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target.attr("aria-describedby", this.tooltip.attr("id"));
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this.tooltip.stop(false, true).fadeIn();
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this._trigger( "open", event );
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},
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close: function(event) {
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if (!this.current)
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return;
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var current = this.current;
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this.current = null;
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current.attr("title", this.currentTitle);
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if (this.options.disabled)
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return;
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current.removeAttr("aria-describedby");
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this.tooltip.attr("aria-hidden", "true");
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this.tooltip.stop(false, true).fadeOut();
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this._trigger( "close", event );
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}
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});
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$.ui.tooltip.version = "@VERSION";
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})(jQuery); |