captain-ui/lib/common/utils/event.js

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"use strict";

exports.__esModule = true;
exports.default = void 0;

var Event =
/*#__PURE__*/
function () {
  function Event(args) {
    this.events = {};
  }

  var _proto = Event.prototype;

  _proto.on = function on(name, handler) {
    if (typeof name !== 'string' || Object.prototype.toString.call(handler) !== '[object Function]') {
      console.warn('传入参数错误');
      return false;
    }

    if (!this.events[name]) {
      this.events[name] = [];
    }

    return this.events[name].push(handler);
  };

  _proto.trigger = function trigger(name) {
    if (typeof name !== 'string') {
      console.warn('传入参数错误');
      return false;
    }

    if (!this.events[name]) {
      this.events[name] = [];
      return false;
    }

    var eventArr = this.events[name];
    var args = Array.prototype.slice.apply(arguments, [1]);

    for (var i = 0, length = eventArr.length; i < length; i++) {
      eventArr[i](args);
    }
  };

  _proto.off = function off(name, handler) {
    if (!name && !handler) {
      this.events = {};
      return;
    }

    if (!handler) {
      this.events[name] = [];
      return;
    }

    var eventArr = this.events[name];
    var index = eventArr.indexOf(handler);
    eventArr.splice(index, 1);
  };

  return Event;
}();

var _default = Event;
exports.default = _default;