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admin/node_modules/element-plus/es/components/mention/src/mention-dropdown2.mjs

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+import { defineComponent, ref, computed, watch, openBlock, createElementBlock, normalizeClass, unref, renderSlot, createCommentVNode, withDirectives, createVNode, withCtx, Fragment, renderList, withModifiers, createElementVNode, toDisplayString, vShow, createTextVNode, nextTick } from 'vue';
+import { ElScrollbar } from '../../scrollbar/index.mjs';
+import { mentionDropdownProps, mentionDropdownEmits } from './mention-dropdown.mjs';
+import _export_sfc from '../../../_virtual/plugin-vue_export-helper.mjs';
+import { useNamespace } from '../../../hooks/use-namespace/index.mjs';
+import { useLocale } from '../../../hooks/use-locale/index.mjs';
+import { scrollIntoView } from '../../../utils/dom/scroll.mjs';
+
+const __default__ = defineComponent({
+  name: "ElMentionDropdown"
+});
+const _sfc_main = /* @__PURE__ */ defineComponent({
+  ...__default__,
+  props: mentionDropdownProps,
+  emits: mentionDropdownEmits,
+  setup(__props, { expose, emit }) {
+    const props = __props;
+    const ns = useNamespace("mention");
+    const { t } = useLocale();
+    const hoveringIndex = ref(-1);
+    const scrollbarRef = ref();
+    const optionRefs = ref();
+    const dropdownRef = ref();
+    const optionkls = (item, index) => [
+      ns.be("dropdown", "item"),
+      ns.is("hovering", hoveringIndex.value === index),
+      ns.is("disabled", item.disabled || props.disabled)
+    ];
+    const handleSelect = (item) => {
+      if (item.disabled || props.disabled)
+        return;
+      emit("select", item);
+    };
+    const handleMouseEnter = (index) => {
+      hoveringIndex.value = index;
+    };
+    const filteredAllDisabled = computed(() => props.disabled || props.options.every((item) => item.disabled));
+    const hoverOption = computed(() => props.options[hoveringIndex.value]);
+    const selectHoverOption = () => {
+      if (!hoverOption.value)
+        return;
+      emit("select", hoverOption.value);
+    };
+    const navigateOptions = (direction) => {
+      const { options } = props;
+      if (options.length === 0 || filteredAllDisabled.value)
+        return;
+      if (direction === "next") {
+        hoveringIndex.value++;
+        if (hoveringIndex.value === options.length) {
+          hoveringIndex.value = 0;
+        }
+      } else if (direction === "prev") {
+        hoveringIndex.value--;
+        if (hoveringIndex.value < 0) {
+          hoveringIndex.value = options.length - 1;
+        }
+      }
+      const option = options[hoveringIndex.value];
+      if (option.disabled) {
+        navigateOptions(direction);
+        return;
+      }
+      nextTick(() => scrollToOption(option));
+    };
+    const scrollToOption = (option) => {
+      var _a, _b, _c, _d;
+      const { options } = props;
+      const index = options.findIndex((item) => item.value === option.value);
+      const target = (_a = optionRefs.value) == null ? void 0 : _a[index];
+      if (target) {
+        const menu = (_c = (_b = dropdownRef.value) == null ? void 0 : _b.querySelector) == null ? void 0 : _c.call(_b, `.${ns.be("dropdown", "wrap")}`);
+        if (menu) {
+          scrollIntoView(menu, target);
+        }
+      }
+      (_d = scrollbarRef.value) == null ? void 0 : _d.handleScroll();
+    };
+    const resetHoveringIndex = () => {
+      if (filteredAllDisabled.value || props.options.length === 0) {
+        hoveringIndex.value = -1;
+      } else {
+        hoveringIndex.value = 0;
+      }
+    };
+    watch(() => props.options, resetHoveringIndex, {
+      immediate: true
+    });
+    expose({
+      hoveringIndex,
+      navigateOptions,
+      selectHoverOption,
+      hoverOption
+    });
+    return (_ctx, _cache) => {
+      return openBlock(), createElementBlock("div", {
+        ref_key: "dropdownRef",
+        ref: dropdownRef,
+        class: normalizeClass(unref(ns).b("dropdown"))
+      }, [
+        _ctx.$slots.header ? (openBlock(), createElementBlock("div", {
+          key: 0,
+          class: normalizeClass(unref(ns).be("dropdown", "header"))
+        }, [
+          renderSlot(_ctx.$slots, "header")
+        ], 2)) : createCommentVNode("v-if", true),
+        withDirectives(createVNode(unref(ElScrollbar), {
+          id: _ctx.contentId,
+          ref_key: "scrollbarRef",
+          ref: scrollbarRef,
+          tag: "ul",
+          "wrap-class": unref(ns).be("dropdown", "wrap"),
+          "view-class": unref(ns).be("dropdown", "list"),
+          role: "listbox",
+          "aria-label": _ctx.ariaLabel,
+          "aria-orientation": "vertical"
+        }, {
+          default: withCtx(() => [
+            (openBlock(true), createElementBlock(Fragment, null, renderList(_ctx.options, (item, index) => {
+              return openBlock(), createElementBlock("li", {
+                id: `${_ctx.contentId}-${index}`,
+                ref_for: true,
+                ref_key: "optionRefs",
+                ref: optionRefs,
+                key: index,
+                class: normalizeClass(optionkls(item, index)),
+                role: "option",
+                "aria-disabled": item.disabled || _ctx.disabled || void 0,
+                "aria-selected": hoveringIndex.value === index,
+                onMousemove: ($event) => handleMouseEnter(index),
+                onClick: withModifiers(($event) => handleSelect(item), ["stop"])
+              }, [
+                renderSlot(_ctx.$slots, "label", {
+                  item,
+                  index
+                }, () => {
+                  var _a;
+                  return [
+                    createElementVNode("span", null, toDisplayString((_a = item.label) != null ? _a : item.value), 1)
+                  ];
+                })
+              ], 42, ["id", "aria-disabled", "aria-selected", "onMousemove", "onClick"]);
+            }), 128))
+          ]),
+          _: 3
+        }, 8, ["id", "wrap-class", "view-class", "aria-label"]), [
+          [vShow, _ctx.options.length > 0 && !_ctx.loading]
+        ]),
+        _ctx.loading ? (openBlock(), createElementBlock("div", {
+          key: 1,
+          class: normalizeClass(unref(ns).be("dropdown", "loading"))
+        }, [
+          renderSlot(_ctx.$slots, "loading", {}, () => [
+            createTextVNode(toDisplayString(unref(t)("el.mention.loading")), 1)
+          ])
+        ], 2)) : createCommentVNode("v-if", true),
+        _ctx.$slots.footer ? (openBlock(), createElementBlock("div", {
+          key: 2,
+          class: normalizeClass(unref(ns).be("dropdown", "footer"))
+        }, [
+          renderSlot(_ctx.$slots, "footer")
+        ], 2)) : createCommentVNode("v-if", true)
+      ], 2);
+    };
+  }
+});
+var ElMentionDropdown = /* @__PURE__ */ _export_sfc(_sfc_main, [["__file", "mention-dropdown.vue"]]);
+
+export { ElMentionDropdown as default };
+//# sourceMappingURL=mention-dropdown2.mjs.map