@material/top-app-bar
Version:
The Material Components for the web top app bar component
146 lines • 7.02 kB
JavaScript
/**
* @license
* Copyright 2018 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 { __extends, __values } from "tslib";
import { MDCComponent } from '@material/base/component';
import { MDCRipple } from '@material/ripple/component';
import { cssClasses, strings } from './constants';
import { MDCFixedTopAppBarFoundation } from './fixed/foundation';
import { MDCShortTopAppBarFoundation } from './short/foundation';
import { MDCTopAppBarFoundation } from './standard/foundation';
var MDCTopAppBar = /** @class */ (function (_super) {
__extends(MDCTopAppBar, _super);
function MDCTopAppBar() {
return _super !== null && _super.apply(this, arguments) || this;
}
MDCTopAppBar.attachTo = function (root) {
return new MDCTopAppBar(root);
};
MDCTopAppBar.prototype.initialize = function (rippleFactory) {
if (rippleFactory === void 0) { rippleFactory = function (el) { return MDCRipple.attachTo(el); }; }
this.navIcon = this.root.querySelector(strings.NAVIGATION_ICON_SELECTOR);
// Get all icons in the toolbar and instantiate the ripples
var icons = [].slice.call(this.root.querySelectorAll(strings.ACTION_ITEM_SELECTOR));
if (this.navIcon) {
icons.push(this.navIcon);
}
this.iconRipples = icons.map(function (icon) {
var ripple = rippleFactory(icon);
ripple.unbounded = true;
return ripple;
});
this.scrollTarget = window;
};
MDCTopAppBar.prototype.initialSyncWithDOM = function () {
this.handleNavigationClick =
this.foundation.handleNavigationClick.bind(this.foundation);
this.handleWindowResize =
this.foundation.handleWindowResize.bind(this.foundation);
this.handleTargetScroll =
this.foundation.handleTargetScroll.bind(this.foundation);
this.scrollTarget.addEventListener('scroll', this.handleTargetScroll);
if (this.navIcon) {
this.navIcon.addEventListener('click', this.handleNavigationClick);
}
var isFixed = this.root.classList.contains(cssClasses.FIXED_CLASS);
var isShort = this.root.classList.contains(cssClasses.SHORT_CLASS);
if (!isShort && !isFixed) {
window.addEventListener('resize', this.handleWindowResize);
}
};
MDCTopAppBar.prototype.destroy = function () {
var e_1, _a;
try {
for (var _b = __values(this.iconRipples), _c = _b.next(); !_c.done; _c = _b.next()) {
var iconRipple = _c.value;
iconRipple.destroy();
}
}
catch (e_1_1) { e_1 = { error: e_1_1 }; }
finally {
try {
if (_c && !_c.done && (_a = _b.return)) _a.call(_b);
}
finally { if (e_1) throw e_1.error; }
}
this.scrollTarget.removeEventListener('scroll', this.handleTargetScroll);
if (this.navIcon) {
this.navIcon.removeEventListener('click', this.handleNavigationClick);
}
var isFixed = this.root.classList.contains(cssClasses.FIXED_CLASS);
var isShort = this.root.classList.contains(cssClasses.SHORT_CLASS);
if (!isShort && !isFixed) {
window.removeEventListener('resize', this.handleWindowResize);
}
_super.prototype.destroy.call(this);
};
MDCTopAppBar.prototype.setScrollTarget = function (target) {
// Remove scroll handler from the previous scroll target
this.scrollTarget.removeEventListener('scroll', this.handleTargetScroll);
this.scrollTarget = target;
// Initialize scroll handler on the new scroll target
this.handleTargetScroll =
this.foundation.handleTargetScroll.bind(this.foundation);
this.scrollTarget.addEventListener('scroll', this.handleTargetScroll);
};
MDCTopAppBar.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 = {
hasClass: function (className) { return _this.root.classList.contains(className); },
addClass: function (className) { return _this.root.classList.add(className); },
removeClass: function (className) { return _this.root.classList.remove(className); },
setStyle: function (property, value) {
return _this.root.style.setProperty(property, value);
},
getTopAppBarHeight: function () { return _this.root.clientHeight; },
notifyNavigationIconClicked: function () {
return _this.emit(strings.NAVIGATION_EVENT, {});
},
getViewportScrollY: function () {
var win = _this.scrollTarget;
var el = _this.scrollTarget;
return win.pageYOffset !== undefined ? win.pageYOffset : el.scrollTop;
},
getTotalActionItems: function () {
return _this.root.querySelectorAll(strings.ACTION_ITEM_SELECTOR).length;
},
};
// tslint:enable:object-literal-sort-keys
var foundation;
if (this.root.classList.contains(cssClasses.SHORT_CLASS)) {
foundation = new MDCShortTopAppBarFoundation(adapter);
}
else if (this.root.classList.contains(cssClasses.FIXED_CLASS)) {
foundation = new MDCFixedTopAppBarFoundation(adapter);
}
else {
foundation = new MDCTopAppBarFoundation(adapter);
}
return foundation;
};
return MDCTopAppBar;
}(MDCComponent));
export { MDCTopAppBar };
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