miniprogram/node_modules/@vant/weapp/lib/picker/index.js

这里只显示每个文件的开头 60 行。登录后可以解锁完整代码。

微信扫码关注公众号，代码整理好后第一时间通知你。

"use strict";
var __assign = (this && this.__assign) || function () {
    __assign = Object.assign || function(t) {
        for (var s, i = 1, n = arguments.length; i < n; i++) {
            s = arguments[i];
            for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p))
                t[p] = s[p];
        }
        return t;
    };
    return __assign.apply(this, arguments);
};
Object.defineProperty(exports, "__esModule", { value: true });
var component_1 = require("../common/component");
var shared_1 = require("./shared");
(0, component_1.VantComponent)({
    classes: ['active-class', 'toolbar-class', 'column-class'],
    props: __assign(__assign({}, shared_1.pickerProps), { valueKey: {
            type: String,
            value: 'text',
        }, toolbarPosition: {
            type: String,
            value: 'top',
        }, defaultIndex: {
            type: Number,
            value: 0,
        }, columns: {
            type: Array,
            value: [],
            observer: function (columns) {
                if (columns === void 0) { columns = []; }
                this.simple = columns.length && !columns[0].values;
                if (Array.isArray(this.children) && this.children.length) {
                    this.setColumns().catch(function () { });
                }
            },
        } }),
    beforeCreate: function () {
        var _this = this;
        Object.defineProperty(this, 'children', {
            get: function () { return _this.selectAllComponents('.van-picker__column') || []; },
        });
    },
    methods: {
        noop: function () { },
        setColumns: function () {
            var _this = this;
            var data = this.data;
            var columns = this.simple ? [{ values: data.columns }] : data.columns;
            var stack = columns.map(function (column, index) {
                return _this.setColumnValues(index, column.values);
            });
            return Promise.all(stack);
        },
        emit: function (event) {
            var type = event.currentTarget.dataset.type;
            if (this.simple) {
                this.$emit(type, {
                    value: this.getColumnValue(0),
                    index: this.getColumnIndex(0),