tdesign-mobile-vue/es/sticky/sticky.mjs

tdesign-mobile-vue

/**
 * tdesign v1.13.2
 * (c) 2026 TDesign Group
 * @license MIT
 */

import { defineComponent, ref, computed, watch, createVNode } from 'vue';
import { useElementBounding } from '@vueuse/core';
import StickyProps from './props.mjs';
import config from '../config.mjs';
import { usePrefixClass } from '../hooks/useClass.mjs';
import { useTNodeJSX } from '../hooks/tnode.mjs';
import useElementRect from '../hooks/useElementRect.mjs';
import '../config-provider/useConfig.mjs';
import '../_chunks/dep-57504cfb.mjs';
import '../_chunks/dep-77efd536.mjs';
import 'lodash-es';
import '../config-provider/context.mjs';
import '../_common/js/global-config/mobile/default-config.mjs';
import '../_common/js/global-config/mobile/locale/zh_CN.mjs';
import '../_chunks/dep-476b9e64.mjs';
import '../_chunks/dep-3b1305c7.mjs';
import '../_chunks/dep-e0ad6e50.mjs';
import '../_chunks/dep-bcf957f4.mjs';
import '../config-provider/type.mjs';
import '../hooks/render-tnode.mjs';
import '../_common/js/utils/general.mjs';

var prefix = config.prefix;
var _Sticky = defineComponent({
  name: "".concat(prefix, "-sticky"),
  props: StickyProps,
  setup: function setup(props) {
    var renderTNodeJSX = useTNodeJSX();
    var stickyBarClass = usePrefixClass("sticky");
    var boxRef = ref();
    var _useElementBounding = useElementBounding(boxRef),
      boxTop = _useElementBounding.top;
    var contentRef = ref();
    var _useElementBounding2 = useElementBounding(contentRef),
      contentTop = _useElementBounding2.top,
      height = _useElementBounding2.height;
    var stickyStyle = computed(function () {
      return "height:".concat(height.value, "px;");
    });
    var containerRef = computed(function () {
      return props.container;
    });
    var _useElementRect = useElementRect(containerRef, {
        immediate: true
      }),
      containerElement = _useElementRect.element,
      containerRect = _useElementRect.rect,
      updateContainer = _useElementRect.updateElement;
    watch(boxTop, function () {
      if (containerElement.value) {
        updateContainer();
      }
    });
    var contentStyles = computed(function () {
      var _props$onScroll;
      var styleStr = "z-index:".concat(props.zIndex, ";");
      var isFixed = false;
      if (props.disabled) return styleStr;
      var offsetTop = Number(props.offsetTop);
      if (containerElement.value) {
        var containerBottom = containerRect.value.bottom;
        var shouldFix = boxTop.value <= offsetTop && containerBottom > 0;
        if (shouldFix) {
          styleStr += "position:fixed;top:".concat(offsetTop, "px;");
          isFixed = true;
        }
        var difference = containerBottom - offsetTop - height.value;
        if (difference < 0) {
          styleStr += "transform:translate3d(0, ".concat(difference, "px, 0);");
        }
      } else if (boxTop.value <= offsetTop) {
        styleStr += "position:fixed;top:".concat(offsetTop, "px;");
        isFixed = true;
      }
      (_props$onScroll = props.onScroll) === null || _props$onScroll === void 0 || _props$onScroll.call(props, {
        scrollTop: contentTop.value,
        isFixed: isFixed
      });
      return styleStr;
    });
    return function () {
      return createVNode("div", {
        "ref": boxRef,
        "class": stickyBarClass.value,
        "style": stickyStyle.value
      }, [createVNode("div", {
        "ref": contentRef,
        "class": "".concat(stickyBarClass.value, "__content"),
        "style": contentStyles.value
      }, [renderTNodeJSX("default")])]);
    };
  }
});

export { _Sticky as default };
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