1 files changed, 92 insertions, 0 deletions

diff --git a/viewer/src/components/LdDropdown.vue b/viewer/src/components/LdDropdown.vue
new file mode 100644
index 0000000..2ab3252
--- /dev/null
+++ b/viewer/src/components/LdDropdown.vue
@@ -0,0 +1,92 @@
+<template>
+  <div style="position:relative;">
+    <Transition name="fade">
+      <div
+        v-if="model"
+        ref="dropdown"
+        class="scrollbar"
+        :class="$style.dropdown"
+        v-bind="attrs"
+      >
+        <div
+          v-for="(option,idx) in props.list"
+          :key="listKey ? option[props.listKey] : idx"
+          :tabindex="props.tabindexRoot + idx"
+          @click="emit('select', option)"
+          @keypress.enter.space="emit('select', option)"
+        >
+          <slot
+            name="option"
+            :option="option"
+          />
+        </div>
+        <slot
+          v-if="!props.list.length"
+          name="empty"
+        />
+      </div>
+    </Transition>
+  </div>
+</template>
+
+<script setup lang="ts">
+import { onClickOutside, onKeyStroke, useVModel } from '@vueuse/core';
+import { ref, useAttrs, watch } from 'vue';
+
+const props = defineProps({
+  modelValue: { type: Boolean, required: true },
+  // Vue 3 currently won't allow generics in props
+  // eslint-disable-next-line @typescript-eslint/no-explicit-any
+  list: { type: Array<any>, required: true },
+  listKey: { type: [String, Number], default: null },
+  tabindexRoot: { type: Number, required: true },
+});
+const emit = defineEmits(['update:modelValue', 'select', 'opening', 'closing']);
+const model = useVModel(props, 'modelValue', emit);
+
+const attrs = useAttrs();
+
+const dropdown = ref();
+
+watch(() => model.value, value => {
+  if (value) emit('opening');
+  else emit('closing');
+});
+
+onClickOutside(dropdown, closeDropdown);
+onKeyStroke('Escape', closeDropdown);
+
+function closeDropdown() {
+  setTimeout(() => (model.value = false));
+}
+</script>
+<script lang="ts">
+export default {
+  inheritAttrs: false,
+};
+</script>
+
+<style lang="scss" module>
+@import "~@/assets/scss/theme";
+
+.dropdown {
+  position: absolute;
+  left: 0;
+  z-index: 99;
+  width: $layout-left;
+  color: $input-color;
+  background-color: $dropdown-item-color;
+  padding: 4px 0px;
+  > div {
+    padding: 4px 0;
+    margin: 2px; // For the focus border
+    cursor: pointer;
+    &:hover {
+      background-color: $dropdown-item-hover-color;
+    }
+    &:focus {
+      outline: solid 1px $button-active-color;
+    }
+  }
+}
+  </style>