import { Dictionary } from "./General";


//事件管理类
export class EventMng {
    private static _ins: EventMng;
    static get Ins(): EventMng {
        if (this._ins == null)
            this._ins = new EventMng();
        return this._ins;
    }


    /**
     * 注册事件
     * @param name 事件名
     * @param action 方法
     * @param target 执行回调的目标对象
    */
    static Register_Event(name: string, action: Function, target?: any) {

        if (!cc.systemEvent.hasEventListener(name)) {
            cc.systemEvent.on(name, action, target);
        } else {
            console.log("this event key has exist")
        }
    }

    /**
     * 删除事件
     * @param name 事件名
     * @param action 方法
     * @param target 执行回调的目标对象
    */
    static Remove_Event(name: string, action: Function, target?: any) {
        if (cc.systemEvent.hasEventListener(name)) {
            cc.systemEvent.off(name, action, target);
        } else {
            console.log("this event key has no exist");
        }
    }

    /**
     * 派发事件 执行事件
     * @param name 事件名
     * @param arg1 参数1
     * @param arg2 参数2
     * @param arg3 参数3
     * @param arg4 参数4
     * @param arg5 参数5
    */
    static Execute_Event(name: string, arg1?: any, arg2?: any, arg3?: any, arg4?: any, arg5?: any) {
        if (cc.systemEvent.hasEventListener(name)) {
            cc.systemEvent.emit(name, arg1, arg2, arg3, arg4, arg5);
        } else {
            console.log("this event key has no exist");
        }
    }
}