laya-coreui-es/build/es/layaAir/laya/ui/Box.js

laya核心库、ui库es版本，剔除了媒体、TTF等功能。基于 LayaAir-release_2.12.0 修改

import { UIComponent } from "./UIComponent";
import { Event } from "../events/Event";
export class Box extends UIComponent {
    set dataSource(value) {
        this._dataSource = value;
        for (var name in value) {
            var comp = this.getChildByName(name);
            if (comp)
                comp.dataSource = value[name];
            else if (name in this && !(this[name] instanceof Function))
                this[name] = value[name];
        }
    }
    get dataSource() {
        return super.dataSource;
    }
    get bgColor() {
        return this._bgColor;
    }
    set bgColor(value) {
        this._bgColor = value;
        if (value) {
            this._onResize(null);
            this.on(Event.RESIZE, this, this._onResize);
        }
        else {
            this.graphics.clear();
            this.off(Event.RESIZE, this, this._onResize);
        }
    }
    _onResize(e) {
        this.graphics.clear();
        this.graphics.drawRect(0, 0, this.width, this.height, this._bgColor);
    }
}