@antmjs/vantui/lib/waterfall-flow/demo/demo2.js

一套适用于Taro3及React的vantui组件库

"use strict";

var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault");
var _typeof = require("@babel/runtime/helpers/typeof");
Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = Demo;
var _slicedToArray2 = _interopRequireDefault(require("@babel/runtime/helpers/slicedToArray"));
var _react = _interopRequireDefault(require("react"));
var _components = require("@tarojs/components");
var _vantui = require("@antmjs/vantui");
var COMMON = _interopRequireWildcard(require("./common"));
var _jsxRuntime = require("react/jsx-runtime");
function _getRequireWildcardCache(nodeInterop) { if (typeof WeakMap !== "function") return null; var cacheBabelInterop = new WeakMap(); var cacheNodeInterop = new WeakMap(); return (_getRequireWildcardCache = function _getRequireWildcardCache(nodeInterop) { return nodeInterop ? cacheNodeInterop : cacheBabelInterop; })(nodeInterop); }
function _interopRequireWildcard(obj, nodeInterop) { if (!nodeInterop && obj && obj.__esModule) { return obj; } if (obj === null || _typeof(obj) !== "object" && typeof obj !== "function") { return { default: obj }; } var cache = _getRequireWildcardCache(nodeInterop); if (cache && cache.has(obj)) { return cache.get(obj); } var newObj = {}; var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var key in obj) { if (key !== "default" && Object.prototype.hasOwnProperty.call(obj, key)) { var desc = hasPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : null; if (desc && (desc.get || desc.set)) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } newObj.default = obj; if (cache) { cache.set(obj, newObj); } return newObj; }
/* eslint-disable */

function Demo() {
  var genTextData = COMMON.genTextData;
  var _react$useState = _react.default.useState(3),
    _react$useState2 = (0, _slicedToArray2.default)(_react$useState, 2),
    columnNum = _react$useState2[0],
    setColumnNum = _react$useState2[1];
  var _react$useState3 = _react.default.useState(genTextData('daymic_')),
    _react$useState4 = (0, _slicedToArray2.default)(_react$useState3, 1),
    list = _react$useState4[0];
  var renderItem = function renderItem(item) {
    return /*#__PURE__*/(0, _jsxRuntime.jsx)(_components.View, {
      style: {
        background: '#EEE'
      },
      children: /*#__PURE__*/(0, _jsxRuntime.jsx)(_components.Text, {
        children: item.content
      })
    });
  };
  var handleAddColumn = _react.default.useCallback(function () {
    if (columnNum < 5) {
      setColumnNum(columnNum + 1);
    }
  }, [columnNum]);
  var handleMinusColumn = _react.default.useCallback(function () {
    if (columnNum > 2) {
      setColumnNum(columnNum - 1);
    }
  }, [columnNum]);
  return /*#__PURE__*/(0, _jsxRuntime.jsxs)(_jsxRuntime.Fragment, {
    children: [/*#__PURE__*/(0, _jsxRuntime.jsx)(_vantui.WaterfallFlow, {
      dataSource: list,
      columnNum: columnNum,
      gutter: 4,
      renderItem: renderItem
    }), /*#__PURE__*/(0, _jsxRuntime.jsxs)(_components.View, {
      style: {
        display: 'flex',
        marginTop: '16px'
      },
      children: [/*#__PURE__*/(0, _jsxRuntime.jsx)(_vantui.Button, {
        onClick: handleAddColumn,
        children: "\u52A0\u4E00\u5217"
      }), /*#__PURE__*/(0, _jsxRuntime.jsx)(_vantui.Button, {
        onClick: handleMinusColumn,
        children: "\u51CF\u4E00\u5217"
      })]
    })]
  });
}