@angular/cdk
Version:
Angular Material Component Development Kit
334 lines (326 loc) • 13.8 kB
JavaScript
/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
(function (global, factory) {
typeof exports === 'object' && typeof module !== 'undefined' ? factory(exports, require('@angular/core'), require('@angular/cdk/platform'), require('rxjs'), require('rxjs/operators'), require('@angular/cdk/coercion')) :
typeof define === 'function' && define.amd ? define('@angular/cdk/layout', ['exports', '@angular/core', '@angular/cdk/platform', 'rxjs', 'rxjs/operators', '@angular/cdk/coercion'], factory) :
(factory((global.ng = global.ng || {}, global.ng.cdk = global.ng.cdk || {}, global.ng.cdk.layout = {}),global.ng.core,global.ng.cdk.platform,global.rxjs,global.rxjs.operators,global.ng.cdk.coercion));
}(this, (function (exports,core,platform,rxjs,operators,coercion) { 'use strict';
/**
* @fileoverview added by tsickle
* @suppress {checkTypes,extraRequire,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
*/
var LayoutModule = /** @class */ (function () {
function LayoutModule() {
}
LayoutModule.decorators = [
{ type: core.NgModule, args: [{},] },
];
return LayoutModule;
}());
/**
* @fileoverview added by tsickle
* @suppress {checkTypes,extraRequire,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
*/
/**
* Global registry for all dynamically-created, injected media queries.
* @type {?}
*/
var mediaQueriesForWebkitCompatibility = new Set();
/**
* Style tag that holds all of the dynamically-created media queries.
* @type {?}
*/
var mediaQueryStyleNode;
/**
* A utility for calling matchMedia queries.
*/
var MediaMatcher = /** @class */ (function () {
function MediaMatcher(platform$$1) {
this.platform = platform$$1;
this._matchMedia = this.platform.isBrowser && window.matchMedia ?
// matchMedia is bound to the window scope intentionally as it is an illegal invocation to
// call it from a different scope.
window.matchMedia.bind(window) :
noopMatchMedia;
}
/**
* Evaluates the given media query and returns the native MediaQueryList from which results
* can be retrieved.
* Confirms the layout engine will trigger for the selector query provided and returns the
* MediaQueryList for the query provided.
*/
/**
* Evaluates the given media query and returns the native MediaQueryList from which results
* can be retrieved.
* Confirms the layout engine will trigger for the selector query provided and returns the
* MediaQueryList for the query provided.
* @param {?} query
* @return {?}
*/
MediaMatcher.prototype.matchMedia = /**
* Evaluates the given media query and returns the native MediaQueryList from which results
* can be retrieved.
* Confirms the layout engine will trigger for the selector query provided and returns the
* MediaQueryList for the query provided.
* @param {?} query
* @return {?}
*/
function (query) {
if (this.platform.WEBKIT) {
createEmptyStyleRule(query);
}
return this._matchMedia(query);
};
MediaMatcher.decorators = [
{ type: core.Injectable, args: [{ providedIn: 'root' },] },
];
/** @nocollapse */
MediaMatcher.ctorParameters = function () { return [
{ type: platform.Platform }
]; };
/** @nocollapse */ MediaMatcher.ngInjectableDef = core.defineInjectable({ factory: function MediaMatcher_Factory() { return new MediaMatcher(core.inject(platform.Platform)); }, token: MediaMatcher, providedIn: "root" });
return MediaMatcher;
}());
/**
* For Webkit engines that only trigger the MediaQueryListListener when
* there is at least one CSS selector for the respective media query.
* @param {?} query
* @return {?}
*/
function createEmptyStyleRule(query) {
if (mediaQueriesForWebkitCompatibility.has(query)) {
return;
}
try {
if (!mediaQueryStyleNode) {
mediaQueryStyleNode = document.createElement('style');
mediaQueryStyleNode.setAttribute('type', 'text/css');
(/** @type {?} */ (document.head)).appendChild(mediaQueryStyleNode);
}
if (mediaQueryStyleNode.sheet) {
((/** @type {?} */ (mediaQueryStyleNode.sheet)))
.insertRule("@media " + query + " {.fx-query-test{ }}", 0);
mediaQueriesForWebkitCompatibility.add(query);
}
}
catch (e) {
console.error(e);
}
}
/**
* No-op matchMedia replacement for non-browser platforms.
* @param {?} query
* @return {?}
*/
function noopMatchMedia(query) {
// Use `as any` here to avoid adding additional necessary properties for
// the noop matcher.
return (/** @type {?} */ ({
matches: query === 'all' || query === '',
media: query,
addListener: function () { },
removeListener: function () { }
}));
}
/**
* @fileoverview added by tsickle
* @suppress {checkTypes,extraRequire,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
*/
/**
* Utility for checking the matching state of \@media queries.
*/
var BreakpointObserver = /** @class */ (function () {
function BreakpointObserver(mediaMatcher, zone) {
this.mediaMatcher = mediaMatcher;
this.zone = zone;
/**
* A map of all media queries currently being listened for.
*/
this._queries = new Map();
/**
* A subject for all other observables to takeUntil based on.
*/
this._destroySubject = new rxjs.Subject();
}
/** Completes the active subject, signalling to all other observables to complete. */
/**
* Completes the active subject, signalling to all other observables to complete.
* @return {?}
*/
BreakpointObserver.prototype.ngOnDestroy = /**
* Completes the active subject, signalling to all other observables to complete.
* @return {?}
*/
function () {
this._destroySubject.next();
this._destroySubject.complete();
};
/**
* Whether one or more media queries match the current viewport size.
* @param value One or more media queries to check.
* @returns Whether any of the media queries match.
*/
/**
* Whether one or more media queries match the current viewport size.
* @param {?} value One or more media queries to check.
* @return {?} Whether any of the media queries match.
*/
BreakpointObserver.prototype.isMatched = /**
* Whether one or more media queries match the current viewport size.
* @param {?} value One or more media queries to check.
* @return {?} Whether any of the media queries match.
*/
function (value) {
var _this = this;
/** @type {?} */
var queries = splitQueries(coercion.coerceArray(value));
return queries.some(function (mediaQuery) { return _this._registerQuery(mediaQuery).mql.matches; });
};
/**
* Gets an observable of results for the given queries that will emit new results for any changes
* in matching of the given queries.
* @param value One or more media queries to check.
* @returns A stream of matches for the given queries.
*/
/**
* Gets an observable of results for the given queries that will emit new results for any changes
* in matching of the given queries.
* @param {?} value One or more media queries to check.
* @return {?} A stream of matches for the given queries.
*/
BreakpointObserver.prototype.observe = /**
* Gets an observable of results for the given queries that will emit new results for any changes
* in matching of the given queries.
* @param {?} value One or more media queries to check.
* @return {?} A stream of matches for the given queries.
*/
function (value) {
var _this = this;
/** @type {?} */
var queries = splitQueries(coercion.coerceArray(value));
/** @type {?} */
var observables = queries.map(function (query) { return _this._registerQuery(query).observable; });
return rxjs.combineLatest(observables).pipe(operators.debounceTime(0, rxjs.asapScheduler), operators.map(function (breakpointStates) {
/** @type {?} */
var response = {
matches: false,
breakpoints: {},
};
breakpointStates.forEach(function (state) {
response.matches = response.matches || state.matches;
response.breakpoints[state.query] = state.matches;
});
return response;
}));
};
/** Registers a specific query to be listened for. */
/**
* Registers a specific query to be listened for.
* @private
* @param {?} query
* @return {?}
*/
BreakpointObserver.prototype._registerQuery = /**
* Registers a specific query to be listened for.
* @private
* @param {?} query
* @return {?}
*/
function (query) {
var _this = this;
// Only set up a new MediaQueryList if it is not already being listened for.
if (this._queries.has(query)) {
return (/** @type {?} */ (this._queries.get(query)));
}
/** @type {?} */
var mql = this.mediaMatcher.matchMedia(query);
// TODO(jelbourn): change this `any` to `MediaQueryListEvent` once Google has upgraded to
// TypeScript 3.1 (the type is unavailable before then).
/** @type {?} */
var queryListener;
// Create callback for match changes and add it is as a listener.
/** @type {?} */
var queryObservable = rxjs.fromEventPattern(
// Listener callback methods are wrapped to be placed back in ngZone. Callbacks must be placed
// back into the zone because matchMedia is only included in Zone.js by loading the
// webapis-media-query.js file alongside the zone.js file. Additionally, some browsers do not
// have MediaQueryList inherit from EventTarget, which causes inconsistencies in how Zone.js
// patches it.
function (listener) {
queryListener = function (e) { return _this.zone.run(function () { return listener(e); }); };
mql.addListener(queryListener);
}, function () { return mql.removeListener(queryListener); })
.pipe(operators.startWith(mql), operators.map(function (nextMql) { return ({ query: query, matches: nextMql.matches }); }), operators.takeUntil(this._destroySubject));
// Add the MediaQueryList to the set of queries.
/** @type {?} */
var output = { observable: queryObservable, mql: mql };
this._queries.set(query, output);
return output;
};
BreakpointObserver.decorators = [
{ type: core.Injectable, args: [{ providedIn: 'root' },] },
];
/** @nocollapse */
BreakpointObserver.ctorParameters = function () { return [
{ type: MediaMatcher },
{ type: core.NgZone }
]; };
/** @nocollapse */ BreakpointObserver.ngInjectableDef = core.defineInjectable({ factory: function BreakpointObserver_Factory() { return new BreakpointObserver(core.inject(MediaMatcher), core.inject(core.NgZone)); }, token: BreakpointObserver, providedIn: "root" });
return BreakpointObserver;
}());
/**
* Split each query string into separate query strings if two queries are provided as comma
* separated.
* @param {?} queries
* @return {?}
*/
function splitQueries(queries) {
return queries.map(function (query) { return query.split(','); })
.reduce(function (a1, a2) { return a1.concat(a2); })
.map(function (query) { return query.trim(); });
}
/**
* @fileoverview added by tsickle
* @suppress {checkTypes,extraRequire,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
*/
// PascalCase is being used as Breakpoints is used like an enum.
// tslint:disable-next-line:variable-name
/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
* @type {?}
*/
var Breakpoints = {
XSmall: '(max-width: 599.99px)',
Small: '(min-width: 600px) and (max-width: 959.99px)',
Medium: '(min-width: 960px) and (max-width: 1279.99px)',
Large: '(min-width: 1280px) and (max-width: 1919.99px)',
XLarge: '(min-width: 1920px)',
Handset: '(max-width: 599.99px) and (orientation: portrait), ' +
'(max-width: 959.99px) and (orientation: landscape)',
Tablet: '(min-width: 600px) and (max-width: 839.99px) and (orientation: portrait), ' +
'(min-width: 960px) and (max-width: 1279.99px) and (orientation: landscape)',
Web: '(min-width: 840px) and (orientation: portrait), ' +
'(min-width: 1280px) and (orientation: landscape)',
HandsetPortrait: '(max-width: 599.99px) and (orientation: portrait)',
TabletPortrait: '(min-width: 600px) and (max-width: 839.99px) and (orientation: portrait)',
WebPortrait: '(min-width: 840px) and (orientation: portrait)',
HandsetLandscape: '(max-width: 959.99px) and (orientation: landscape)',
TabletLandscape: '(min-width: 960px) and (max-width: 1279.99px) and (orientation: landscape)',
WebLandscape: '(min-width: 1280px) and (orientation: landscape)',
};
exports.LayoutModule = LayoutModule;
exports.BreakpointObserver = BreakpointObserver;
exports.Breakpoints = Breakpoints;
exports.MediaMatcher = MediaMatcher;
Object.defineProperty(exports, '__esModule', { value: true });
})));
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