| import { i as _classPrivateFieldInitSpec, n as _classPrivateFieldGet2, t as _classPrivateFieldSet2 } from "./classPrivateFieldSet2-CV7wyte-.js"; |
| import { Subscribable } from "./subscribable.js"; |
| |
| var _focused = new WeakMap(); |
| var _cleanup = new WeakMap(); |
| var _setup = new WeakMap(); |
| var FocusManager = class extends Subscribable { |
| constructor() { |
| super(); |
| _classPrivateFieldInitSpec(this, _focused, void 0); |
| _classPrivateFieldInitSpec(this, _cleanup, void 0); |
| _classPrivateFieldInitSpec(this, _setup, void 0); |
| _classPrivateFieldSet2(_setup, this, (onFocus) => { |
| if (typeof window !== "undefined" && window.addEventListener) { |
| const listener = () => onFocus(); |
| window.addEventListener("visibilitychange", listener, false); |
| return () => { |
| window.removeEventListener("visibilitychange", listener); |
| }; |
| } |
| }); |
| } |
| onSubscribe() { |
| if (!_classPrivateFieldGet2(_cleanup, this)) this.setEventListener(_classPrivateFieldGet2(_setup, this)); |
| } |
| onUnsubscribe() { |
| if (!this.hasListeners()) { |
| var _classPrivateFieldGet2$1; |
| (_classPrivateFieldGet2$1 = _classPrivateFieldGet2(_cleanup, this)) === null || _classPrivateFieldGet2$1 === void 0 || _classPrivateFieldGet2$1.call(this); |
| _classPrivateFieldSet2(_cleanup, this, void 0); |
| } |
| } |
| setEventListener(setup) { |
| var _classPrivateFieldGet3; |
| _classPrivateFieldSet2(_setup, this, setup); |
| (_classPrivateFieldGet3 = _classPrivateFieldGet2(_cleanup, this)) === null || _classPrivateFieldGet3 === void 0 || _classPrivateFieldGet3.call(this); |
| _classPrivateFieldSet2(_cleanup, this, setup((focused) => { |
| if (typeof focused === "boolean") this.setFocused(focused); |
| else this.onFocus(); |
| })); |
| } |
| setFocused(focused) { |
| if (_classPrivateFieldGet2(_focused, this) !== focused) { |
| _classPrivateFieldSet2(_focused, this, focused); |
| this.onFocus(); |
| } |
| } |
| onFocus() { |
| const isFocused = this.isFocused(); |
| this.listeners.forEach((listener) => { |
| listener(isFocused); |
| }); |
| } |
| isFocused() { |
| var _globalThis$document; |
| if (typeof _classPrivateFieldGet2(_focused, this) === "boolean") return _classPrivateFieldGet2(_focused, this); |
| return ((_globalThis$document = globalThis.document) === null || _globalThis$document === void 0 ? void 0 : _globalThis$document.visibilityState) !== "hidden"; |
| } |
| }; |
| const focusManager = new FocusManager(); |
| |
| export { FocusManager, focusManager }; |
|
|
| |
