Wrap tabs in IIFE
Surma
parent
05ada74ec8
commit
0aef287dda
248
src/tabs/tabs.js
248
src/tabs/tabs.js
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@ -15,138 +15,140 @@
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* limitations under the License.
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*/
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/**
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* Class constructor for Tabs MDL component.
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* Implements MDL component design pattern defined at:
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* https://github.com/jasonmayes/mdl-component-design-pattern
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* @param {HTMLElement} element The element that will be upgraded.
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*/
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function MaterialTabs(element) {
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(function() {
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'use strict';
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// Stores the HTML element.
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this.element_ = element;
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/**
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* Class constructor for Tabs MDL component.
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* Implements MDL component design pattern defined at:
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* https://github.com/jasonmayes/mdl-component-design-pattern
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*
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* @param {HTMLElement} element The element that will be upgraded.
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*/
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var MaterialTabs = function MaterialTabs(element) {
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// Stores the HTML element.
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this.element_ = element;
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// Initialize instance.
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this.init();
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}
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// Initialize instance.
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this.init();
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};
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window.MaterialTabs = MaterialTabs;
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/**
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* Store constants in one place so they can be updated easily.
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* @enum {string}
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* @private
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*/
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MaterialTabs.prototype.Constant_ = {
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// None at the moment.
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};
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/**
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* Store constants in one place so they can be updated easily.
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*
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* @enum {String}
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* @private
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*/
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MaterialTabs.prototype.Constant_ = {
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// None at the moment.
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};
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/**
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* Store strings for class names defined by this component that are used in
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* JavaScript. This allows us to simply change it in one place should we
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* decide to modify at a later date.
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* @enum {string}
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* @private
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*/
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MaterialTabs.prototype.CssClasses_ = {
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TAB_CLASS: 'mdl-tabs__tab',
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PANEL_CLASS: 'mdl-tabs__panel',
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ACTIVE_CLASS: 'is-active',
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UPGRADED_CLASS: 'is-upgraded',
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/**
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* Store strings for class names defined by this component that are used in
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* JavaScript. This allows us to simply change it in one place should we
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* decide to modify at a later date.
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*
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* @enum {String}
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* @private
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*/
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MaterialTabs.prototype.CssClasses_ = {
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TAB_CLASS: 'mdl-tabs__tab',
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PANEL_CLASS: 'mdl-tabs__panel',
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ACTIVE_CLASS: 'is-active',
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UPGRADED_CLASS: 'is-upgraded',
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MDL_JS_RIPPLE_EFFECT: 'mdl-js-ripple-effect',
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MDL_RIPPLE_CONTAINER: 'mdl-tabs__ripple-container',
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MDL_RIPPLE: 'mdl-ripple',
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MDL_JS_RIPPLE_EFFECT_IGNORE_EVENTS: 'mdl-js-ripple-effect--ignore-events'
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};
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MDL_JS_RIPPLE_EFFECT: 'mdl-js-ripple-effect',
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MDL_RIPPLE_CONTAINER: 'mdl-tabs__ripple-container',
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MDL_RIPPLE: 'mdl-ripple',
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MDL_JS_RIPPLE_EFFECT_IGNORE_EVENTS: 'mdl-js-ripple-effect--ignore-events'
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};
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/**
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* Handle clicks to a tabs component
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* @private
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*/
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MaterialTabs.prototype.initTabs_ = function(e) {
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'use strict';
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if (this.element_.classList.contains(this.CssClasses_.MDL_JS_RIPPLE_EFFECT)) {
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this.element_.classList.add(
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this.CssClasses_.MDL_JS_RIPPLE_EFFECT_IGNORE_EVENTS);
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}
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// Select element tabs, document panels
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this.tabs_ = this.element_.querySelectorAll('.' + this.CssClasses_.TAB_CLASS);
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this.panels_ =
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this.element_.querySelectorAll('.' + this.CssClasses_.PANEL_CLASS);
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// Create new tabs for each tab element
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for (var i = 0; i < this.tabs_.length; i++) {
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new MaterialTab(this.tabs_[i], this);
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}
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this.element_.classList.add(this.CssClasses_.UPGRADED_CLASS);
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};
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/**
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* Reset tab state, dropping active classes
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* @private
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*/
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MaterialTabs.prototype.resetTabState_ = function() {
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'use strict';
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for (var k = 0; k < this.tabs_.length; k++) {
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this.tabs_[k].classList.remove(this.CssClasses_.ACTIVE_CLASS);
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}
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};
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/**
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* Reset panel state, droping active classes
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* @private
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*/
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MaterialTabs.prototype.resetPanelState_ = function() {
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'use strict';
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for (var j = 0; j < this.panels_.length; j++) {
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this.panels_[j].classList.remove(this.CssClasses_.ACTIVE_CLASS);
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}
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};
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MaterialTabs.prototype.init = function() {
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'use strict';
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if (this.element_) {
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this.initTabs_();
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}
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};
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function MaterialTab(tab, ctx) {
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'use strict';
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if (tab) {
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if (ctx.element_.classList.contains(ctx.CssClasses_.MDL_JS_RIPPLE_EFFECT)) {
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var rippleContainer = document.createElement('span');
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rippleContainer.classList.add(ctx.CssClasses_.MDL_RIPPLE_CONTAINER);
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rippleContainer.classList.add(ctx.CssClasses_.MDL_JS_RIPPLE_EFFECT);
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var ripple = document.createElement('span');
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ripple.classList.add(ctx.CssClasses_.MDL_RIPPLE);
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rippleContainer.appendChild(ripple);
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tab.appendChild(rippleContainer);
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/**
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* Handle clicks to a tabs component
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*
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* @private
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*/
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MaterialTabs.prototype.initTabs_ = function() {
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if (this.element_.classList.contains(this.CssClasses_.MDL_JS_RIPPLE_EFFECT)) {
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this.element_.classList.add(
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this.CssClasses_.MDL_JS_RIPPLE_EFFECT_IGNORE_EVENTS);
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}
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tab.addEventListener('click', function(e) {
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e.preventDefault();
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var href = tab.href.split('#')[1];
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var panel = ctx.element_.querySelector('#' + href);
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ctx.resetTabState_();
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ctx.resetPanelState_();
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tab.classList.add(ctx.CssClasses_.ACTIVE_CLASS);
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panel.classList.add(ctx.CssClasses_.ACTIVE_CLASS);
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});
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// Select element tabs, document panels
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this.tabs_ = this.element_.querySelectorAll('.' + this.CssClasses_.TAB_CLASS);
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this.panels_ =
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this.element_.querySelectorAll('.' + this.CssClasses_.PANEL_CLASS);
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// Create new tabs for each tab element
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for (var i = 0; i < this.tabs_.length; i++) {
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new MaterialTab(this.tabs_[i], this);
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}
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this.element_.classList.add(this.CssClasses_.UPGRADED_CLASS);
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};
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/**
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* Reset tab state, dropping active classes
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*
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* @private
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*/
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MaterialTabs.prototype.resetTabState_ = function() {
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for (var k = 0; k < this.tabs_.length; k++) {
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this.tabs_[k].classList.remove(this.CssClasses_.ACTIVE_CLASS);
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}
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};
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/**
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* Reset panel state, droping active classes
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*
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* @private
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*/
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MaterialTabs.prototype.resetPanelState_ = function() {
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for (var j = 0; j < this.panels_.length; j++) {
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this.panels_[j].classList.remove(this.CssClasses_.ACTIVE_CLASS);
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}
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};
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/**
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* Initialize element.
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*/
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MaterialTabs.prototype.init = function() {
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if (this.element_) {
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this.initTabs_();
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}
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};
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function MaterialTab(tab, ctx) {
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if (tab) {
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if (ctx.element_.classList.contains(ctx.CssClasses_.MDL_JS_RIPPLE_EFFECT)) {
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var rippleContainer = document.createElement('span');
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rippleContainer.classList.add(ctx.CssClasses_.MDL_RIPPLE_CONTAINER);
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rippleContainer.classList.add(ctx.CssClasses_.MDL_JS_RIPPLE_EFFECT);
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var ripple = document.createElement('span');
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ripple.classList.add(ctx.CssClasses_.MDL_RIPPLE);
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rippleContainer.appendChild(ripple);
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tab.appendChild(rippleContainer);
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}
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tab.addEventListener('click', function(e) {
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e.preventDefault();
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var href = tab.href.split('#')[1];
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var panel = ctx.element_.querySelector('#' + href);
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ctx.resetTabState_();
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ctx.resetPanelState_();
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tab.classList.add(ctx.CssClasses_.ACTIVE_CLASS);
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panel.classList.add(ctx.CssClasses_.ACTIVE_CLASS);
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});
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}
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}
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}
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// The component registers itself. It can assume componentHandler is available
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// in the global scope.
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componentHandler.register({
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constructor: MaterialTabs,
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classAsString: 'MaterialTabs',
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cssClass: 'mdl-js-tabs'
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});
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// The component registers itself. It can assume componentHandler is available
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// in the global scope.
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componentHandler.register({
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constructor: MaterialTabs,
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classAsString: 'MaterialTabs',
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cssClass: 'mdl-js-tabs'
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});
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})();
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