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869 lines
21 KiB
JavaScript
869 lines
21 KiB
JavaScript
/** =======================================================================
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* Bootstrap: tooltip.js v4.0.0
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* http://getbootstrap.com/javascript/#tooltip
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* ========================================================================
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* Copyright 2011-2015 Twitter, Inc.
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* Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
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* ========================================================================
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* @fileoverview - Bootstrap's tooltip plugin.
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* (Inspired by jQuery.tipsy by Jason Frame)
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*
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* Public Methods & Properties:
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*
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* + $.tooltip
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* + $.tooltip.noConflict
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* + $.tooltip.Constructor
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* + $.tooltip.Constructor.VERSION
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* + $.tooltip.Constructor.Defaults
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* + $.tooltip.Constructor.Defaults.container
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* + $.tooltip.Constructor.Defaults.animation
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* + $.tooltip.Constructor.Defaults.placement
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* + $.tooltip.Constructor.Defaults.selector
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* + $.tooltip.Constructor.Defaults.template
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* + $.tooltip.Constructor.Defaults.trigger
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* + $.tooltip.Constructor.Defaults.title
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* + $.tooltip.Constructor.Defaults.delay
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* + $.tooltip.Constructor.Defaults.html
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* + $.tooltip.Constructor.Defaults.viewport
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* + $.tooltip.Constructor.Defaults.viewport.selector
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* + $.tooltip.Constructor.Defaults.viewport.padding
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* + $.tooltip.Constructor.prototype.enable
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* + $.tooltip.Constructor.prototype.disable
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* + $.tooltip.Constructor.prototype.destroy
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* + $.tooltip.Constructor.prototype.toggleEnabled
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* + $.tooltip.Constructor.prototype.toggle
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* + $.tooltip.Constructor.prototype.show
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* + $.tooltip.Constructor.prototype.hide
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*
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* ========================================================================
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*/
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'use strict';
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/**
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* Our tooltip class.
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* @param {Element!} element
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* @param {Object=} opt_config
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* @constructor
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*/
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var Tooltip = function (element, opt_config) {
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/** @private {boolean} */
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this._isEnabled = true
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/** @private {number} */
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this._timeout = 0
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/** @private {string} */
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this._hoverState = ''
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/** @protected {Element} */
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this.element = element
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/** @protected {Object} */
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this.config = this._getConfig(opt_config)
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/** @protected {Element} */
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this.tip = null
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/** @protected {Element} */
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this.arrow = null
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if (this.config['viewport']) {
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/** @private {Element} */
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this._viewport = $(this.config['viewport']['selector'] || this.config['viewport'])[0]
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}
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this._setListeners()
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}
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/**
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* @const
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* @type {string}
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*/
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Tooltip['VERSION'] = '4.0.0'
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/**
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* @const
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* @type {Object}
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*/
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Tooltip['Defaults'] = {
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'container' : false,
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'animation' : true,
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'placement' : 'top',
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'selector' : false,
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'template' : '<div class="tooltip" role="tooltip"><div class="tooltip-arrow"></div><div class="tooltip-inner"></div></div>',
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'trigger' : 'hover focus',
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'title' : '',
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'delay' : 0,
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'html' : false,
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'viewport': {
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'selector': 'body',
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'padding' : 0
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}
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}
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/**
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* @const
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* @enum {string}
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* @protected
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*/
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Tooltip.Direction = {
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TOP: 'top',
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LEFT: 'left',
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RIGHT: 'right',
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BOTTOM: 'bottom'
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}
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/**
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* @const
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* @type {string}
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* @private
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*/
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Tooltip._NAME = 'tooltip'
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/**
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* @const
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* @type {string}
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* @private
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*/
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Tooltip._DATA_KEY = 'bs.tooltip'
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/**
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* @const
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* @type {number}
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* @private
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*/
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Tooltip._TRANSITION_DURATION = 150
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/**
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* @const
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* @enum {string}
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* @private
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*/
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Tooltip._HoverState = {
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IN: 'in',
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OUT: 'out'
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}
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/**
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* @const
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* @enum {string}
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* @private
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*/
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Tooltip._Event = {
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HIDE : 'hide.bs.tooltip',
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HIDDEN : 'hidden.bs.tooltip',
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SHOW : 'show.bs.tooltip',
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SHOWN : 'shown.bs.tooltip'
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}
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/**
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* @const
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* @enum {string}
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* @private
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*/
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Tooltip._ClassName = {
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FADE : 'fade',
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IN : 'in'
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}
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/**
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* @const
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* @enum {string}
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* @private
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*/
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Tooltip._Selector = {
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TOOLTIP : '.tooltip',
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TOOLTIP_INNER : '.tooltip-inner',
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TOOLTIP_ARROW : '.tooltip-arrow'
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}
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/**
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* @const
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* @type {Function}
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* @private
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*/
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Tooltip._JQUERY_NO_CONFLICT = $.fn[Tooltip._NAME]
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/**
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* @param {Object=} opt_config
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* @this {jQuery}
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* @return {jQuery}
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* @private
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*/
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Tooltip._jQueryInterface = function (opt_config) {
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return this.each(function () {
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var data = $(this).data(Tooltip._DATA_KEY)
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var config = typeof opt_config == 'object' ? opt_config : null
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if (!data && opt_config == 'destroy') {
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return
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}
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if (!data) {
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data = new Tooltip(this, config)
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$(this).data(Tooltip._DATA_KEY, data)
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}
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if (typeof opt_config === 'string') {
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data[opt_config]()
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}
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})
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}
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/**
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* Enable tooltip
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*/
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Tooltip.prototype['enable'] = function () {
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this._isEnabled = true
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}
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/**
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* Disable tooltip
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*/
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Tooltip.prototype['disable'] = function () {
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this._isEnabled = false
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}
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/**
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* Toggle the tooltip enable state
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*/
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Tooltip.prototype['toggleEnabled'] = function () {
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this._isEnabled = !this._isEnabled
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}
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/**
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* Toggle the tooltips display
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* @param {Event} opt_event
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*/
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Tooltip.prototype['toggle'] = function (opt_event) {
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var context = this
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var dataKey = this.getDataKey()
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if (opt_event) {
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context = $(opt_event.currentTarget).data(dataKey)
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if (!context) {
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context = new this.constructor(opt_event.currentTarget, this._getDelegateConfig())
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$(opt_event.currentTarget).data(dataKey, context)
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}
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}
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$(context.getTipElement()).hasClass(Tooltip._ClassName.IN) ?
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context._leave(null, context) :
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context._enter(null, context)
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}
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/**
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* Remove tooltip functionality
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*/
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Tooltip.prototype['destroy'] = function () {
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clearTimeout(this._timeout)
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this['hide'](function () {
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$(this.element)
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.off(Tooltip._Selector.TOOLTIP)
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.removeData(this.getDataKey())
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}.bind(this))
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}
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/**
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* Show the tooltip
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* todo (fat): ~fuck~ this is a big function - refactor out all of positioning logic
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* and replace with external lib
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*/
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Tooltip.prototype['show'] = function () {
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var showEvent = $.Event(this.getEventObject().SHOW)
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if (this.isWithContent() && this._isEnabled) {
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$(this.element).trigger(showEvent)
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var isInTheDom = $.contains(this.element.ownerDocument.documentElement, this.element)
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if (showEvent.isDefaultPrevented() || !isInTheDom) {
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return
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}
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var tip = this.getTipElement()
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var tipId = Bootstrap.getUID(this.getName())
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tip.setAttribute('id', tipId)
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this.element.setAttribute('aria-describedby', tipId)
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this.setContent()
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if (this.config['animation']) {
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$(tip).addClass(Tooltip._ClassName.FADE)
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}
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var placement = typeof this.config['placement'] == 'function' ?
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this.config['placement'].call(this, tip, this.element) :
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this.config['placement']
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var autoToken = /\s?auto?\s?/i
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var isWithAutoPlacement = autoToken.test(placement)
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if (isWithAutoPlacement) {
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placement = placement.replace(autoToken, '') || Tooltip.Direction.TOP
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}
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if (tip.parentNode && tip.parentNode.nodeType == Node.ELEMENT_NODE) {
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tip.parentNode.removeChild(tip)
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}
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tip.style.top = 0
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tip.style.left = 0
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tip.style.display = 'block'
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$(tip).addClass(Tooltip._NAME + '-' + placement)
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$(tip).data(this.getDataKey(), this)
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if (this.config['container']) {
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$(this.config['container'])[0].appendChild(tip)
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} else {
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this.element.parentNode.insertBefore(tip, this.element.nextSibling)
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}
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var position = this._getPosition()
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var actualWidth = tip.offsetWidth
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var actualHeight = tip.offsetHeight
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var calculatedPlacement = this._getCalculatedAutoPlacement(isWithAutoPlacement, placement, position, actualWidth, actualHeight)
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var calculatedOffset = this._getCalculatedOffset(calculatedPlacement, position, actualWidth, actualHeight)
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this._applyCalculatedPlacement(calculatedOffset, calculatedPlacement)
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var complete = function () {
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var prevHoverState = this.hoverState
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$(this.element).trigger(this.getEventObject().SHOWN)
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this.hoverState = null
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if (prevHoverState == 'out') this._leave(null, this)
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}.bind(this)
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Bootstrap.transition && $(this._tip).hasClass(Tooltip._ClassName.FADE) ?
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$(this._tip)
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.one(Bootstrap.TRANSITION_END, complete)
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.emulateTransitionEnd(Tooltip._TRANSITION_DURATION) :
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complete()
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}
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}
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/**
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* Hide the tooltip breh
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*/
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Tooltip.prototype['hide'] = function (callback) {
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var tip = this.getTipElement()
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var hideEvent = $.Event(this.getEventObject().HIDE)
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var complete = function () {
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if (this._hoverState != Tooltip._HoverState.IN) {
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tip.parentNode.removeChild(tip)
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}
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this.element.removeAttribute('aria-describedby')
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$(this.element).trigger(this.getEventObject().HIDDEN)
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if (callback) {
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callback()
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}
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}.bind(this)
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$(this.element).trigger(hideEvent)
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if (hideEvent.isDefaultPrevented()) return
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$(tip).removeClass(Tooltip._ClassName.IN)
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if (Bootstrap.transition && $(this._tip).hasClass(Tooltip._ClassName.FADE)) {
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$(tip)
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.one(Bootstrap.TRANSITION_END, complete)
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.emulateTransitionEnd(Tooltip._TRANSITION_DURATION)
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} else {
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complete()
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}
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this._hoverState = ''
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}
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/**
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* @return {string}
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*/
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Tooltip.prototype['getHoverState'] = function (callback) {
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return this._hoverState
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}
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/**
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* @return {string}
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* @protected
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*/
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Tooltip.prototype.getName = function () {
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return Tooltip._NAME
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}
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/**
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* @return {string}
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* @protected
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*/
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Tooltip.prototype.getDataKey = function () {
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return Tooltip._DATA_KEY
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}
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/**
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* @return {Object}
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* @protected
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*/
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Tooltip.prototype.getEventObject = function () {
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return Tooltip._Event
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}
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/**
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* @return {string}
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* @protected
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*/
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Tooltip.prototype.getTitle = function () {
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var title = this.element.getAttribute('data-original-title')
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if (!title) {
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title = typeof this.config['title'] === 'function' ?
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this.config['title'].call(this.element) :
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this.config['title']
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}
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return /** @type {string} */ (title)
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}
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/**
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* @return {Element}
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* @protected
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*/
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Tooltip.prototype.getTipElement = function () {
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return (this._tip = this._tip || $(this.config['template'])[0])
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}
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/**
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* @return {Element}
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* @protected
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*/
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Tooltip.prototype.getArrowElement = function () {
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return (this.arrow = this.arrow || $(this.getTipElement()).find(Tooltip._Selector.TOOLTIP_ARROW)[0])
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}
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/**
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* @return {boolean}
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* @protected
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*/
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Tooltip.prototype.isWithContent = function () {
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return !!this.getTitle()
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}
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/**
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* @protected
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*/
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Tooltip.prototype.setContent = function () {
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var tip = this.getTipElement()
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var title = this.getTitle()
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$(tip).find(Tooltip._Selector.TOOLTIP_INNER)[0][this.config['html'] ? 'innerHTML' : 'innerText'] = title
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$(tip)
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.removeClass(Tooltip._ClassName.FADE)
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.removeClass(Tooltip._ClassName.IN)
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for (var direction in Tooltip.Direction) {
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$(tip).removeClass(Tooltip._NAME + '-' + direction)
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}
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}
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/**
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* @private
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*/
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Tooltip.prototype._setListeners = function () {
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var triggers = this.config['trigger'].split(' ')
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triggers.forEach(function (trigger) {
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if (trigger == 'click') {
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$(this.element).on('click.bs.tooltip', this.config['selector'], this['toggle'].bind(this))
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} else if (trigger != 'manual') {
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var eventIn = trigger == 'hover' ? 'mouseenter' : 'focusin'
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var eventOut = trigger == 'hover' ? 'mouseleave' : 'focusout'
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$(this.element)
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.on(eventIn + '.bs.tooltip', this.config['selector'], this._enter.bind(this))
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.on(eventOut + '.bs.tooltip', this.config['selector'], this._leave.bind(this))
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}
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}.bind(this))
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if (this.config['selector']) {
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this.config = $.extend({}, this.config, { 'trigger': 'manual', 'selector': '' })
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} else {
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this._fixTitle()
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}
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}
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/**
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* @param {Object=} opt_config
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* @return {Object}
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* @private
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*/
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Tooltip.prototype._getConfig = function (opt_config) {
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var config = $.extend({}, this.constructor['Defaults'], $(this.element).data(), opt_config)
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if (config['delay'] && typeof config['delay'] == 'number') {
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config['delay'] = {
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'show': config['delay'],
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'hide': config['delay']
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}
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}
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return config
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}
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/**
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* @return {Object}
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* @private
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*/
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Tooltip.prototype._getDelegateConfig = function () {
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var config = {}
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var defaults = this.constructor['Defaults']
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if (this.config) {
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for (var key in this.config) {
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var value = this.config[key]
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if (defaults[key] != value) config[key] = value
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}
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}
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return config
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}
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/**
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* @param {boolean} isWithAutoPlacement
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* @param {string} placement
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* @param {Object} position
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* @param {number} actualWidth
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* @param {number} actualHeight
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* @return {string}
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* @private
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*/
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Tooltip.prototype._getCalculatedAutoPlacement = function (isWithAutoPlacement, placement, position, actualWidth, actualHeight) {
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if (isWithAutoPlacement) {
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var originalPlacement = placement
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var container = this.config['container'] ? $(this.config['container'])[0] : this.element.parentNode
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var containerDim = this._getPosition(/** @type {Element} */ (container))
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placement = placement == Tooltip.Direction.BOTTOM && position.bottom + actualHeight > containerDim.bottom ? Tooltip.Direction.TOP :
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placement == Tooltip.Direction.TOP && position.top - actualHeight < containerDim.top ? Tooltip.Direction.BOTTOM :
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placement == Tooltip.Direction.RIGHT && position.right + actualWidth > containerDim.width ? Tooltip.Direction.LEFT :
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placement == Tooltip.Direction.LEFT && position.left - actualWidth < containerDim.left ? Tooltip.Direction.RIGHT :
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placement
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$(this._tip)
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.removeClass(Tooltip._NAME + '-' + originalPlacement)
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.addClass(Tooltip._NAME + '-' + placement)
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}
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return placement
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}
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/**
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* @param {string} placement
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* @param {Object} position
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* @param {number} actualWidth
|
|
* @param {number} actualHeight
|
|
* @return {{left: number, top: number}}
|
|
* @private
|
|
*/
|
|
Tooltip.prototype._getCalculatedOffset = function (placement, position, actualWidth, actualHeight) {
|
|
return placement == Tooltip.Direction.BOTTOM ? { top: position.top + position.height, left: position.left + position.width / 2 - actualWidth / 2 } :
|
|
placement == Tooltip.Direction.TOP ? { top: position.top - actualHeight, left: position.left + position.width / 2 - actualWidth / 2 } :
|
|
placement == Tooltip.Direction.LEFT ? { top: position.top + position.height / 2 - actualHeight / 2, left: position.left - actualWidth } :
|
|
/* placement == Tooltip.Direction.RIGHT */ { top: position.top + position.height / 2 - actualHeight / 2, left: position.left + position.width }
|
|
}
|
|
|
|
|
|
/**
|
|
* @param {string} placement
|
|
* @param {Object} position
|
|
* @param {number} actualWidth
|
|
* @param {number} actualHeight
|
|
* @return {Object}
|
|
* @private
|
|
*/
|
|
Tooltip.prototype._getViewportAdjustedDelta = function (placement, position, actualWidth, actualHeight) {
|
|
var delta = { top: 0, left: 0 }
|
|
|
|
if (!this._viewport) {
|
|
return delta
|
|
}
|
|
|
|
var viewportPadding = this.config['viewport'] && this.config['viewport']['padding'] || 0
|
|
var viewportDimensions = this._getPosition(this._viewport)
|
|
|
|
if (placement === Tooltip.Direction.RIGHT || placement === Tooltip.Direction.LEFT) {
|
|
var topEdgeOffset = position.top - viewportPadding - viewportDimensions.scroll
|
|
var bottomEdgeOffset = position.top + viewportPadding - viewportDimensions.scroll + actualHeight
|
|
|
|
if (topEdgeOffset < viewportDimensions.top) { // top overflow
|
|
delta.top = viewportDimensions.top - topEdgeOffset
|
|
|
|
} else if (bottomEdgeOffset > viewportDimensions.top + viewportDimensions.height) { // bottom overflow
|
|
delta.top = viewportDimensions.top + viewportDimensions.height - bottomEdgeOffset
|
|
}
|
|
|
|
} else {
|
|
var leftEdgeOffset = position.left - viewportPadding
|
|
var rightEdgeOffset = position.left + viewportPadding + actualWidth
|
|
|
|
if (leftEdgeOffset < viewportDimensions.left) { // left overflow
|
|
delta.left = viewportDimensions.left - leftEdgeOffset
|
|
|
|
} else if (rightEdgeOffset > viewportDimensions.width) { // right overflow
|
|
delta.left = viewportDimensions.left + viewportDimensions.width - rightEdgeOffset
|
|
}
|
|
}
|
|
|
|
return delta
|
|
}
|
|
|
|
|
|
/**
|
|
* @param {Element=} opt_element
|
|
* @return {Object}
|
|
* @private
|
|
*/
|
|
Tooltip.prototype._getPosition = function (opt_element) {
|
|
var element = opt_element || this.element
|
|
var isBody = element.tagName == 'BODY'
|
|
var rect = element.getBoundingClientRect()
|
|
var offset = isBody ? { top: 0, left: 0 } : $(element).offset()
|
|
var scroll = { scroll: isBody ? document.documentElement.scrollTop || document.body.scrollTop : this.element.scrollTop }
|
|
var outerDims = isBody ? { width: window.innerWidth, height: window.innerHeight } : null
|
|
|
|
return $.extend({}, rect, scroll, outerDims, offset)
|
|
}
|
|
|
|
|
|
/**
|
|
* @param {{left: number, top: number}} offset
|
|
* @param {string} placement
|
|
* @private
|
|
*/
|
|
Tooltip.prototype._applyCalculatedPlacement = function (offset, placement) {
|
|
var tip = this.getTipElement()
|
|
var width = tip.offsetWidth
|
|
var height = tip.offsetHeight
|
|
|
|
// manually read margins because getBoundingClientRect includes difference
|
|
var marginTop = parseInt(tip.style.marginTop, 10)
|
|
var marginLeft = parseInt(tip.style.marginLeft, 10)
|
|
|
|
// we must check for NaN for ie 8/9
|
|
if (isNaN(marginTop)) {
|
|
marginTop = 0
|
|
}
|
|
if (isNaN(marginLeft)) {
|
|
marginLeft = 0
|
|
}
|
|
|
|
offset.top = offset.top + marginTop
|
|
offset.left = offset.left + marginLeft
|
|
|
|
// $.fn.offset doesn't round pixel values
|
|
// so we use setOffset directly with our own function B-0
|
|
$.offset.setOffset(tip, $.extend({
|
|
using: function (props) {
|
|
tip.style.top = Math.round(props.top) + 'px'
|
|
tip.style.left = Math.round(props.left) + 'px'
|
|
}
|
|
}, offset), 0)
|
|
|
|
$(tip).addClass(Tooltip._ClassName.IN)
|
|
|
|
// check to see if placing tip in new offset caused the tip to resize itself
|
|
var actualWidth = tip.offsetWidth
|
|
var actualHeight = tip.offsetHeight
|
|
|
|
if (placement == Tooltip.Direction.TOP && actualHeight != height) {
|
|
offset.top = offset.top + height - actualHeight
|
|
}
|
|
|
|
var delta = this._getViewportAdjustedDelta(placement, offset, actualWidth, actualHeight)
|
|
|
|
if (delta.left) {
|
|
offset.left += delta.left
|
|
} else {
|
|
offset.top += delta.top
|
|
}
|
|
|
|
var isVertical = placement === Tooltip.Direction.TOP || placement === Tooltip.Direction.BOTTOM
|
|
var arrowDelta = isVertical ? delta.left * 2 - width + actualWidth : delta.top * 2 - height + actualHeight
|
|
var arrowOffsetPosition = isVertical ? 'offsetWidth' : 'offsetHeight'
|
|
|
|
$(tip).offset(offset)
|
|
|
|
this._replaceArrow(arrowDelta, tip[arrowOffsetPosition], isVertical)
|
|
}
|
|
|
|
|
|
/**
|
|
* @param {number} delta
|
|
* @param {number} dimension
|
|
* @param {boolean} isHorizontal
|
|
* @private
|
|
*/
|
|
Tooltip.prototype._replaceArrow = function (delta, dimension, isHorizontal) {
|
|
var arrow = this.getArrowElement()
|
|
|
|
arrow.style[isHorizontal ? 'left' : 'top'] = 50 * (1 - delta / dimension) + '%'
|
|
arrow.style[isHorizontal ? 'top' : 'left'] = ''
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
* @private
|
|
*/
|
|
Tooltip.prototype._fixTitle = function () {
|
|
if (this.element.getAttribute('title') || typeof this.element.getAttribute('data-original-title') != 'string') {
|
|
this.element.setAttribute('data-original-title', this.element.getAttribute('title') || '')
|
|
this.element.setAttribute('title', '')
|
|
}
|
|
}
|
|
|
|
|
|
/**
|
|
* @param {Event=} opt_event
|
|
* @param {Object=} opt_context
|
|
* @private
|
|
*/
|
|
Tooltip.prototype._enter = function (opt_event, opt_context) {
|
|
var dataKey = this.getDataKey()
|
|
var context = opt_context || $(opt_event.currentTarget).data(dataKey)
|
|
|
|
if (context && context._tip && context._tip.offsetWidth) {
|
|
context._hoverState = Tooltip._HoverState.IN
|
|
return
|
|
}
|
|
|
|
if (!context) {
|
|
context = new this.constructor(opt_event.currentTarget, this._getDelegateConfig())
|
|
$(opt_event.currentTarget).data(dataKey, context)
|
|
}
|
|
|
|
clearTimeout(context._timeout)
|
|
|
|
context._hoverState = Tooltip._HoverState.IN
|
|
|
|
if (!context.config['delay'] || !context.config['delay']['show']) {
|
|
context['show']()
|
|
return
|
|
}
|
|
|
|
context._timeout = setTimeout(function () {
|
|
if (context._hoverState == Tooltip._HoverState.IN) {
|
|
context['show']()
|
|
}
|
|
}, context.config['delay']['show'])
|
|
}
|
|
|
|
|
|
/**
|
|
* @param {Event=} opt_event
|
|
* @param {Object=} opt_context
|
|
* @private
|
|
*/
|
|
Tooltip.prototype._leave = function (opt_event, opt_context) {
|
|
var dataKey = this.getDataKey()
|
|
var context = opt_context || $(opt_event.currentTarget).data(dataKey)
|
|
|
|
if (!context) {
|
|
context = new this.constructor(opt_event.currentTarget, this._getDelegateConfig())
|
|
$(opt_event.currentTarget).data(dataKey, context)
|
|
}
|
|
|
|
clearTimeout(context._timeout)
|
|
|
|
context._hoverState = Tooltip._HoverState.OUT
|
|
|
|
if (!context.config['delay'] || !context.config['delay']['hide']) {
|
|
context['hide']()
|
|
return
|
|
}
|
|
|
|
context._timeout = setTimeout(function () {
|
|
if (context._hoverState == Tooltip._HoverState.OUT) {
|
|
context['hide']()
|
|
}
|
|
}, context.config['delay']['hide'])
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
* ------------------------------------------------------------------------
|
|
* jQuery Interface + noConflict implementaiton
|
|
* ------------------------------------------------------------------------
|
|
*/
|
|
|
|
/**
|
|
* @const
|
|
* @type {Function}
|
|
*/
|
|
$.fn[Tooltip._NAME] = Tooltip._jQueryInterface
|
|
|
|
|
|
/**
|
|
* @const
|
|
* @type {Function}
|
|
*/
|
|
$.fn[Tooltip._NAME]['Constructor'] = Tooltip
|
|
|
|
|
|
/**
|
|
* @const
|
|
* @type {Function}
|
|
*/
|
|
$.fn[Tooltip._NAME]['noConflict'] = function () {
|
|
$.fn[Tooltip._NAME] = Tooltip._JQUERY_NO_CONFLICT
|
|
return this
|
|
}
|