miniprogram/miniprogram_npm/@vant/weapp/sticky/index.js

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"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
var utils_1 = require("../common/utils");
var component_1 = require("../common/component");
var validator_1 = require("../common/validator");
var page_scroll_1 = require("../mixins/page-scroll");
var ROOT_ELEMENT = '.van-sticky';
(0, component_1.VantComponent)({
    props: {
        zIndex: {
            type: Number,
            value: 99,
        },
        offsetTop: {
            type: Number,
            value: 0,
            observer: 'onScroll',
        },
        disabled: {
            type: Boolean,
            observer: 'onScroll',
        },
        container: {
            type: null,
            observer: 'onScroll',
        },
        scrollTop: {
            type: null,
            observer: function (val) {
                this.onScroll({ scrollTop: val });
            },
        },
    },
    mixins: [
        (0, page_scroll_1.pageScrollMixin)(function (event) {
            if (this.data.scrollTop != null) {
                return;
            }
            this.onScroll(event);
        }),
    ],
    data: {
        height: 0,
        fixed: false,
        transform: 0,
    },
    mounted: function () {
        this.onScroll();
    },
    methods: {
        onScroll: function (_a) {
            var _this = this;
            var _b = _a === void 0 ? {} : _a, scrollTop = _b.scrollTop;
            var _c = this.data, container = _c.container, offsetTop = _c.offsetTop, disabled = _c.disabled;
            if (disabled) {
                this.setDataAfterDiff({
                    fixed: false,
                    transform: 0,
                });
                return;