vxe-table-select-area/lib/select-area/utils/index.js

一个基于 vxe-table 的可区域选中复制、粘贴的组件

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.getChildCompsByName = getChildCompsByName;
exports.getParentCompByName = getParentCompByName;
exports.getValByUnit = getValByUnit;
exports.isBoolean = isBoolean;
exports.isDefined = isDefined;
exports.isEmptyArray = isEmptyArray;
exports.isEmptyValue = isEmptyValue;
exports.isFalse = isFalse;
exports.isFunction = isFunction;
exports.isNumber = isNumber;
exports.isObject = isObject;
exports.isTrue = isTrue;
exports.scrollTo = scrollTo;
function _typeof(obj) { "@babel/helpers - typeof"; return _typeof = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (obj) { return typeof obj; } : function (obj) { return obj && "function" == typeof Symbol && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }, _typeof(obj); }
// import { createI18N } from "../locale/index";

/*
 * @createLocale
 * @desc create namespace by comp name
 * @param {string} compName
 * @return {function}
 */
// export function createLocale(compName) {
//     return createI18N(compName);
// }

/*
 * @isEmptyArray
 * @desc  is empty array
 * @param {array} arr
 */
function isEmptyArray(arr) {
  return !(Array.isArray(arr) && arr.length > 0);
}

/*
 * @isEmptyValue
 * @desc  is empty value
 * @param {array} arr
 */
function isEmptyValue(value) {
  return !(value !== '' && value !== undefined && value !== null);
}

/*
 * @isDefined
 * @desc is defined
 * @param {any} val
 */
function isDefined(val) {
  return val !== undefined && val !== null;
}

/*
 * @isObject
 * @desc is object
 * @param {any} val
 */
function isObject(val) {
  return val !== null && _typeof(val) === 'object';
}

/*
 * @isFunction
 * @desc is function
 * @param {any} val
 */
function isFunction(val) {
  return typeof val === 'function';
}

/*
 * @isBoolean
 * @desc is boolean
 * @param {any} val
 */
function isBoolean(val) {
  return typeof val === 'boolean';
}

/*
 * @isNumber
 * @desc is number
 * @param {any} val
 */
function isNumber(val) {
  return typeof val === 'number';
}

/*
 * @isTrue
 * @desc is equal true
 * @param {any} val
 */
function isTrue(val) {
  return isBoolean(val) && val;
}

/*
 * @isFalse
 * @desc is equal false
 * @param {any} val
 */
function isFalse(val) {
  return isBoolean(val) && !val;
}

/*
 * @getValByUnit
 * @desc  get value by unit
 * @param {number|string} width - 宽度
 */
function getValByUnit(width) {
  return typeof width === 'number' ? width + 'px' : width;
}

/*
 * @getParentCompByName
 * @desc  get parent comp by name
 * @param {object} context
 * @param {string} name - parent comp name
 */
function getParentCompByName(context, name) {
  var parent = context.$parent;
  while (parent) {
    if (parent.$options.name !== name) {
      parent = parent.$parent;
    } else {
      return parent;
    }
  }
  return null;
}

/*
 * @getChildCompsByName
 * @desc  get child comps by name
 * @param {object} context
 * @param {string} name - child comp name
 */
function getChildCompsByName(context, name) {
  var result = [];
  var childrens = context.$children;
  while (childrens && childrens.length > 0) {
    childrens.forEach(function (child) {
      childrens = child.$children ? child.$children : null;
      if (child.$options.name === name) {
        result.push(child);
      }
    });
  }
  return result;
}

/*
 * @scrollTo
 * @desc element scrollTo https://developer.mozilla.org/zh-CN/docs/Web/API/Element/scrollTo
 * @param {element} el - element
 * @param {object} option - scroll option
 */
function scrollTo(el, option) {
  if (isFunction(el.scrollTo)) {
    el.scrollTo(option);
  } else {
    var top = option.top,
      left = option.left;
    el.scrollTop = top;
    el.scrollLeft = left;
  }
}