vxe-table/lib/tools/src/event.js

一个基于 vue 的 PC 端表格组件，支持增删改查、虚拟滚动、懒加载、快捷菜单、数据校验、树形结构、打印导出、表单渲染、数据分页、虚拟列表、模态窗口、自定义模板、渲染器、贼灵活的配置项、扩展接口等...

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = exports.GlobalEvent = void 0;

var _ctor = _interopRequireDefault(require("xe-utils/ctor"));

var _dom = _interopRequireDefault(require("./dom"));

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

// 监听全局事件
var browse = _dom.default.browse;
var wheelName = browse.firefox ? 'DOMMouseScroll' : 'mousewheel';
var eventStore = [];
var GlobalEvent = {
  on: function on(comp, type, cb) {
    if (cb) {
      eventStore.push({
        comp: comp,
        type: type,
        cb: cb
      });
    }
  },
  off: function off(comp, type) {
    _ctor.default.remove(eventStore, function (item) {
      return item.comp === comp && item.type === type;
    });
  },
  trigger: function trigger(evnt) {
    var isWheel = evnt.type === wheelName;
    eventStore.forEach(function (_ref) {
      var comp = _ref.comp,
          type = _ref.type,
          cb = _ref.cb;

      if (type === evnt.type || isWheel && type === 'mousewheel') {
        cb.call(comp, evnt);
      }
    });
  }
};
exports.GlobalEvent = GlobalEvent;

if (browse.isDoc) {
  if (!browse.msie) {
    document.addEventListener('copy', GlobalEvent.trigger, false);
    document.addEventListener('cut', GlobalEvent.trigger, false);
    document.addEventListener('paste', GlobalEvent.trigger, false);
  }

  document.addEventListener('keydown', GlobalEvent.trigger, false);
  document.addEventListener('contextmenu', GlobalEvent.trigger, false);
  window.addEventListener('mousedown', GlobalEvent.trigger, false);
  window.addEventListener('blur', GlobalEvent.trigger, false);
  window.addEventListener('resize', GlobalEvent.trigger, false);
  window.addEventListener(wheelName, _ctor.default.throttle(GlobalEvent.trigger, 100, {
    leading: true,
    trailing: false
  }), false);
}

var _default = GlobalEvent;
exports.default = _default;