@material/drawer
Version:
The Material Components Web drawer component
180 lines • 7.74 kB
JavaScript
/**
* @license
* Copyright 2016 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 } from "tslib";
import { MDCComponent } from '@material/base/component';
import { FocusTrap } from '@material/dom/focus-trap';
import { MDCList } from '@material/list/component';
import { MDCDismissibleDrawerFoundation } from './dismissible/foundation';
import { MDCModalDrawerFoundation } from './modal/foundation';
import * as util from './util';
var cssClasses = MDCDismissibleDrawerFoundation.cssClasses, strings = MDCDismissibleDrawerFoundation.strings;
/**
* @events `MDCDrawer:closed {}` Emits when the navigation drawer has closed.
* @events `MDCDrawer:opened {}` Emits when the navigation drawer has opened.
*/
var MDCDrawer = /** @class */ (function (_super) {
__extends(MDCDrawer, _super);
function MDCDrawer() {
return _super !== null && _super.apply(this, arguments) || this;
}
MDCDrawer.attachTo = function (root) {
return new MDCDrawer(root);
};
Object.defineProperty(MDCDrawer.prototype, "open", {
/**
* @return boolean Proxies to the foundation's `open`/`close` methods.
* Also returns true if drawer is in the open position.
*/
get: function () {
return this.foundation.isOpen();
},
/**
* Toggles the drawer open and closed.
*/
set: function (isOpen) {
if (isOpen) {
this.foundation.open();
}
else {
this.foundation.close();
}
},
enumerable: false,
configurable: true
});
Object.defineProperty(MDCDrawer.prototype, "list", {
// initialSyncWithDOM()
get: function () {
return this.innerList;
},
enumerable: false,
configurable: true
});
MDCDrawer.prototype.initialize = function (focusTrapFactory, listFactory) {
if (focusTrapFactory === void 0) { focusTrapFactory = function (el) { return new FocusTrap(el); }; }
if (listFactory === void 0) { listFactory = function (el) { return new MDCList(el); }; }
var listEl = this.root.querySelector(strings.LIST_SELECTOR);
if (listEl) {
this.innerList = listFactory(listEl);
this.innerList.wrapFocus = true;
}
this.focusTrapFactory = focusTrapFactory;
};
MDCDrawer.prototype.initialSyncWithDOM = function () {
var _this = this;
var MODAL = cssClasses.MODAL;
var SCRIM_SELECTOR = strings.SCRIM_SELECTOR;
this.scrim = this.root.parentNode
.querySelector(SCRIM_SELECTOR);
if (this.scrim && this.root.classList.contains(MODAL)) {
this.handleScrimClick = function () {
return _this.foundation.handleScrimClick();
};
this.scrim.addEventListener('click', this.handleScrimClick);
this.focusTrap = util.createFocusTrapInstance(this.root, this.focusTrapFactory);
}
this.handleKeydown = function (evt) {
_this.foundation.handleKeydown(evt);
};
this.handleTransitionEnd = function (evt) {
_this.foundation.handleTransitionEnd(evt);
};
this.listen('keydown', this.handleKeydown);
this.listen('transitionend', this.handleTransitionEnd);
};
MDCDrawer.prototype.destroy = function () {
this.unlisten('keydown', this.handleKeydown);
this.unlisten('transitionend', this.handleTransitionEnd);
if (this.innerList) {
this.innerList.destroy();
}
var MODAL = cssClasses.MODAL;
if (this.scrim && this.handleScrimClick &&
this.root.classList.contains(MODAL)) {
this.scrim.removeEventListener('click', this.handleScrimClick);
// Ensure drawer is closed to hide scrim and release focus
this.open = false;
}
};
MDCDrawer.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) {
_this.root.classList.add(className);
},
removeClass: function (className) {
_this.root.classList.remove(className);
},
hasClass: function (className) { return _this.root.classList.contains(className); },
elementHasClass: function (element, className) {
return element.classList.contains(className);
},
saveFocus: function () {
_this.previousFocus = document.activeElement;
},
restoreFocus: function () {
var previousFocus = _this.previousFocus;
if (previousFocus && previousFocus.focus &&
_this.root.contains(document.activeElement)) {
previousFocus.focus();
}
},
focusActiveNavigationItem: function () {
var activeNavItemEl = _this.root.querySelector(strings.LIST_ITEM_ACTIVATED_SELECTOR);
if (activeNavItemEl) {
activeNavItemEl.focus();
}
},
notifyClose: function () {
_this.emit(strings.CLOSE_EVENT, {}, true /* shouldBubble */);
},
notifyOpen: function () {
_this.emit(strings.OPEN_EVENT, {}, true /* shouldBubble */);
},
trapFocus: function () {
_this.focusTrap.trapFocus();
},
releaseFocus: function () {
_this.focusTrap.releaseFocus();
},
};
// tslint:enable:object-literal-sort-keys
var DISMISSIBLE = cssClasses.DISMISSIBLE, MODAL = cssClasses.MODAL;
if (this.root.classList.contains(DISMISSIBLE)) {
return new MDCDismissibleDrawerFoundation(adapter);
}
else if (this.root.classList.contains(MODAL)) {
return new MDCModalDrawerFoundation(adapter);
}
else {
throw new Error("MDCDrawer: Failed to instantiate component. Supported variants are " + DISMISSIBLE + " and " + MODAL + ".");
}
};
return MDCDrawer;
}(MDCComponent));
export { MDCDrawer };
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