@antmjs/vantui/lib/cascader/demo/demo5.js

一套适用于Taro3及React的vantui组件库

"use strict";

var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault");
Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = Demo;
var _slicedToArray2 = _interopRequireDefault(require("@babel/runtime/helpers/slicedToArray"));
var _react = _interopRequireDefault(require("react"));
var _vantui = require("@antmjs/vantui");
var _jsxRuntime = require("react/jsx-runtime");
/* eslint-disable */

function Demo() {
  var _react$useState = _react.default.useState(false),
    _react$useState2 = (0, _slicedToArray2.default)(_react$useState, 2),
    isVisible = _react$useState2[0],
    setIsVisible = _react$useState2[1];
  var _react$useState3 = _react.default.useState([]),
    _react$useState4 = (0, _slicedToArray2.default)(_react$useState3, 2),
    value = _react$useState4[0],
    setvalue = _react$useState4[1];
  var _react$useState5 = _react.default.useState([{
      value: 'A0',
      text: 'A0'
    }, {
      value: 'B0',
      text: 'B0',
      children: [{
        value: 'B11',
        text: 'B11',
        leaf: true
      }, {
        value: 'B12',
        text: 'B12'
      }]
    }, {
      value: 'C0',
      text: 'C0'
    }]),
    _react$useState6 = (0, _slicedToArray2.default)(_react$useState5, 1),
    options = _react$useState6[0];
  var lazyLoad = function lazyLoad(node, resolve) {
    setTimeout(function () {
      var value = node.value,
        level = node.level;
      var text = value.substring(0, 1);
      var value1 = "".concat(text).concat(level + 1, "1");
      var value2 = "".concat(text).concat(level + 1, "2");
      resolve([{
        value: value1,
        text: value1,
        leaf: level >= 2
      }, {
        value: value2,
        text: value2,
        leaf: level >= 1
      }]);
    }, 500);
  };
  var change = function change(value) {
    setvalue(value);
  };
  return /*#__PURE__*/(0, _jsxRuntime.jsxs)(_jsxRuntime.Fragment, {
    children: [/*#__PURE__*/(0, _jsxRuntime.jsx)(_vantui.Cell, {
      title: "\u9009\u62E9\u5730\u5740",
      value: value ? value.join('-') : '请选择地址',
      onClick: function onClick() {
        setIsVisible(true);
      }
    }), /*#__PURE__*/(0, _jsxRuntime.jsx)(_vantui.Cascader, {
      visible: isVisible,
      value: value,
      title: "\u5730\u5740\u9009\u62E9",
      options: options,
      closeable: true,
      onClose: function onClose() {
        setIsVisible(false);
      },
      onChange: change,
      lazy: true,
      lazyLoad: lazyLoad
    })]
  });
}