@fengxi/ui-framework/dist/core/UIManager.js

Cocos Creator UI框架库 类似鸿蒙的UI框架

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.UIManager = void 0;
const cc_1 = require("cc");
const SingletonMixin_1 = require("../base/SingletonMixin");
/**
 * UI管理器
 */
class UIManager extends SingletonMixin_1.SingletonMixin {
    constructor() {
        super(...arguments);
        this.currentPage = undefined;
    }
    static get Instance() {
        return super.getInstance();
    }
    init() {
        cc_1.game.on(cc_1.Game.EVENT_SHOW, this.onForeground.bind(this));
        cc_1.game.on(cc_1.Game.EVENT_HIDE, this.onBackground.bind(this));
    }
    onForeground() {
        if (this.currentPage) {
            this.currentPage.onPageShow();
        }
    }
    onBackground() {
        if (this.currentPage) {
            this.currentPage.onPageHide();
        }
    }
    async changeCurrentPage(page, isReplace = false) {
        if (!page || page === this.currentPage) {
            return;
        }
        // 如果是replace 销毁当前页面
        if (this.currentPage && isReplace) {
            this.currentPage.aboutToDisappear();
        }
        this.currentPage = page;
        await this.currentPage.aboutToAppear();
        this.currentPage.appear();
    }
}
exports.UIManager = UIManager;