@material/tabs
Version:
The Material Components for the web tabs component
99 lines • 6.5 kB
JavaScript
/**
* @license
* Copyright 2017 Google Inc.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
import * as tslib_1 from "tslib";
import { getCorrectPropertyName } from '@material/animation/util';
import { MDCComponent } from '@material/base/component';
import { MDCTabBar } from '../tab-bar/component';
import { MDCTabBarScrollerFoundation } from './foundation';
var MDCTabBarScroller = /** @class */ (function (_super) {
tslib_1.__extends(MDCTabBarScroller, _super);
function MDCTabBarScroller() {
return _super !== null && _super.apply(this, arguments) || this;
}
MDCTabBarScroller.attachTo = function (root) {
return new MDCTabBarScroller(root);
};
Object.defineProperty(MDCTabBarScroller.prototype, "tabBar", {
get: function () {
return this.tabBar_;
},
enumerable: true,
configurable: true
});
MDCTabBarScroller.prototype.initialize = function (tabBarFactory) {
if (tabBarFactory === void 0) { tabBarFactory = function (el) { return new MDCTabBar(el); }; }
this.scrollFrame_ =
this.root_.querySelector(MDCTabBarScrollerFoundation.strings.FRAME_SELECTOR);
this.tabBarEl_ =
this.root_.querySelector(MDCTabBarScrollerFoundation.strings.TABS_SELECTOR);
this.forwardIndicator_ =
this.root_.querySelector(MDCTabBarScrollerFoundation.strings.INDICATOR_FORWARD_SELECTOR);
this.backIndicator_ =
this.root_.querySelector(MDCTabBarScrollerFoundation.strings.INDICATOR_BACK_SELECTOR);
this.tabBar_ = tabBarFactory(this.tabBarEl_);
};
MDCTabBarScroller.prototype.getDefaultFoundation = function () {
var _this = this;
// DO NOT INLINE this variable. For backward compatibility, foundations take a Partial<MDCFooAdapter>.
// To ensure we don't accidentally omit any methods, we need a separate, strongly typed adapter variable.
// tslint:disable:object-literal-sort-keys Methods should be in the same order as the adapter interface.
var adapter = {
addClass: function (className) { return _this.root_.classList.add(className); },
removeClass: function (className) { return _this.root_.classList.remove(className); },
eventTargetHasClass: function (target, className) { return target.classList.contains(className); },
addClassToForwardIndicator: function (className) { return _this.forwardIndicator_.classList.add(className); },
removeClassFromForwardIndicator: function (className) { return _this.forwardIndicator_.classList.remove(className); },
addClassToBackIndicator: function (className) { return _this.backIndicator_.classList.add(className); },
removeClassFromBackIndicator: function (className) { return _this.backIndicator_.classList.remove(className); },
isRTL: function () { return getComputedStyle(_this.root_).getPropertyValue('direction') === 'rtl'; },
registerBackIndicatorClickHandler: function (handler) { return _this.backIndicator_.addEventListener('click', handler); },
deregisterBackIndicatorClickHandler: function (handler) { return _this.backIndicator_.removeEventListener('click', handler); },
registerForwardIndicatorClickHandler: function (handler) { return _this.forwardIndicator_.addEventListener('click', handler); },
deregisterForwardIndicatorClickHandler: function (handler) { return _this.forwardIndicator_.removeEventListener('click', handler); },
registerCapturedInteractionHandler: function (evt, handler) { return _this.root_.addEventListener(evt, handler, true); },
deregisterCapturedInteractionHandler: function (evt, handler) { return _this.root_.removeEventListener(evt, handler, true); },
registerWindowResizeHandler: function (handler) { return window.addEventListener('resize', handler); },
deregisterWindowResizeHandler: function (handler) { return window.removeEventListener('resize', handler); },
getNumberOfTabs: function () { return _this.tabBar.tabs.length; },
getComputedWidthForTabAtIndex: function (index) { return _this.tabBar.tabs[index].computedWidth; },
getComputedLeftForTabAtIndex: function (index) { return _this.tabBar.tabs[index].computedLeft; },
getOffsetWidthForScrollFrame: function () { return _this.scrollFrame_.offsetWidth; },
getScrollLeftForScrollFrame: function () { return _this.scrollFrame_.scrollLeft; },
setScrollLeftForScrollFrame: function (scrollLeftAmount) { return _this.scrollFrame_.scrollLeft = scrollLeftAmount; },
getOffsetWidthForTabBar: function () { return _this.tabBarEl_.offsetWidth; },
setTransformStyleForTabBar: function (value) {
_this.tabBarEl_.style.setProperty(getCorrectPropertyName(window, 'transform'), value);
},
getOffsetLeftForEventTarget: function (target) { return target.offsetLeft; },
getOffsetWidthForEventTarget: function (target) { return target.offsetWidth; },
};
// tslint:enable:object-literal-sort-keys
return new MDCTabBarScrollerFoundation(adapter);
};
MDCTabBarScroller.prototype.layout = function () {
this.foundation_.layout();
};
return MDCTabBarScroller;
}(MDCComponent));
export { MDCTabBarScroller };
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