winbox-ui-next/es/_components/dropdown/dropdown-panel.js

We Design Vue 2.0: A Vue.js 3 UI Library

import { defineComponent, ref, computed, resolveComponent, openBlock, createElementBlock, normalizeClass, createBlock, renderSlot, createVNode, createElementVNode, createCommentVNode } from "vue";
import { getPrefixCls } from "../../_utils/global-config.js";
import Empty from "../../empty/index.js";
import Spin from "../../spin/index.js";
import _export_sfc from "../../_virtual/plugin-vue_export-helper";
const _sfc_main = defineComponent({
  name: "DropdownPanel",
  components: {
    Empty,
    Spin
  },
  props: {
    loading: {
      type: Boolean,
      default: false
    },
    isEmpty: {
      type: Boolean,
      default: false
    },
    bottomOffset: {
      type: Number,
      default: 0
    },
    onScroll: {
      type: [Function, Array]
    },
    onReachBottom: {
      type: [Function, Array]
    }
  },
  emits: ["scroll", "reachBottom"],
  setup(props, { emit, slots }) {
    const prefixCls = getPrefixCls("dropdown");
    const wrapperRef = ref();
    const handleScroll = (e) => {
      const { scrollTop, scrollHeight, offsetHeight } = e.target;
      const bottom = scrollHeight - (scrollTop + offsetHeight);
      if (bottom <= props.bottomOffset) {
        emit("reachBottom", e);
      }
      emit("scroll", e);
    };
    const cls = computed(() => [
      prefixCls,
      {
        [`${prefixCls}-has-footer`]: Boolean(slots.footer)
      }
    ]);
    return {
      prefixCls,
      cls,
      wrapperRef,
      handleScroll
    };
  }
});
function _sfc_render(_ctx, _cache, $props, $setup, $data, $options) {
  const _component_spin = resolveComponent("spin");
  const _component_empty = resolveComponent("empty");
  return openBlock(), createElementBlock("div", {
    class: normalizeClass(_ctx.cls)
  }, [
    _ctx.loading ? (openBlock(), createBlock(_component_spin, {
      key: 0,
      class: normalizeClass(`${_ctx.prefixCls}-loading`)
    }, null, 8, ["class"])) : _ctx.isEmpty ? (openBlock(), createElementBlock("div", {
      key: 1,
      class: normalizeClass(`${_ctx.prefixCls}-empty`)
    }, [
      renderSlot(_ctx.$slots, "empty", {}, () => [
        createVNode(_component_empty)
      ])
    ], 2)) : renderSlot(_ctx.$slots, "virtual-list", { key: 2 }, () => [
      createElementVNode("div", {
        ref: "wrapperRef",
        class: normalizeClass(`${_ctx.prefixCls}-list-wrapper`),
        onScroll: _cache[0] || (_cache[0] = (...args) => _ctx.handleScroll && _ctx.handleScroll(...args))
      }, [
        createElementVNode("ul", {
          class: normalizeClass(`${_ctx.prefixCls}-list`)
        }, [
          renderSlot(_ctx.$slots, "default")
        ], 2)
      ], 34)
    ]),
    _ctx.$slots.footer && !_ctx.isEmpty ? (openBlock(), createElementBlock("div", {
      key: 3,
      class: normalizeClass(`${_ctx.prefixCls}-footer`)
    }, [
      renderSlot(_ctx.$slots, "footer")
    ], 2)) : createCommentVNode("v-if", true)
  ], 2);
}
var DropdownPanel = /* @__PURE__ */ _export_sfc(_sfc_main, [["render", _sfc_render]]);
export { DropdownPanel as default };