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<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>
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