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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,201 @@ | ||
| <template> | ||
| <div ref="el"> | ||
| <button | ||
| type="button" | ||
| class="text-gray-500 hover:text-black dropdown-button" | ||
| @click="toggleDropdown" | ||
| :content="tooltip" | ||
| :aria-label="ariaLabel ? String(ariaLabel) : String(tooltip)" | ||
| v-tippy="{ | ||
| placement: tooltipPlacement, | ||
| appendTo: 'parent', | ||
| trigger: 'manual', | ||
| delay: '200', | ||
| touch: ['hold', 500] | ||
| }" | ||
| ref="dropdownTrigger" | ||
| > | ||
| <slot name="header"></slot> | ||
| </button> | ||
| <div | ||
| v-show="open" | ||
| @click=" | ||
| popper.update(); | ||
| open = false; | ||
| " | ||
| class="rv-dropdown shadow-md border border-gray:200 py-1 bg-white rounded z-10" | ||
| :class="{ 'text-center': centered }" | ||
| ref="dropdown" | ||
| > | ||
| <slot v-bind:close="() => (open = !open)"></slot> | ||
| </div> | ||
| </div> | ||
| </template> | ||
|
|
||
| <script setup lang="ts"> | ||
| import { ref, reactive, watch, nextTick, onMounted, onBeforeUnmount } from 'vue'; | ||
| import type { Placement, Modifier, State } from '@popperjs/core'; | ||
| import { createPopper, detectOverflow } from '@popperjs/core'; | ||
| const open = ref<boolean>(false); | ||
| const popper = ref<any>(null); | ||
| const watchers = reactive<Array<Function>>([]); | ||
| const el = ref(); | ||
| const dropdown = ref<HTMLElement>(); | ||
| const dropdownTrigger = ref<Element>(); | ||
| const props = defineProps({ | ||
| position: { | ||
| type: String, | ||
| default: 'top-start' | ||
| }, | ||
| popperOptions: { | ||
| type: Object, | ||
| default() { | ||
| return {}; | ||
| } | ||
| }, | ||
| tooltip: { type: String }, | ||
| tooltipPlacement: { type: String, default: 'bottom' }, | ||
| tooltipPlacementAlt: { type: String, default: 'top' }, | ||
| centered: { type: Boolean, default: true }, | ||
| ariaLabel: { type: String } | ||
| }); | ||
| watchers.push( | ||
| watch(open, () => { | ||
| popper.value.update(); | ||
| }) | ||
| ); | ||
| const toggleDropdown = () => { | ||
| open.value = !open.value; | ||
| (dropdownTrigger.value as any)._tippy.hide(); | ||
| }; | ||
| const focusDropdownTrigger = () => { | ||
| (dropdownTrigger.value as any)._tippy.setProps({ | ||
| placement: open.value ? props.tooltipPlacementAlt : props.tooltipPlacement | ||
| }); | ||
| (dropdownTrigger.value as any)._tippy.show(); | ||
| }; | ||
| const blurDropdownTrigger = () => { | ||
| (dropdownTrigger.value as any)._tippy.hide(); | ||
| }; | ||
| onMounted(() => { | ||
| window.addEventListener( | ||
| 'click', | ||
| (event) => { | ||
| if (!el.value || !el.value.contains(event.target)) { | ||
| open.value = false; | ||
| } | ||
| }, | ||
| { capture: true } | ||
| ); | ||
| window.addEventListener('blur', () => { | ||
| open.value = false; | ||
| }); | ||
| window.addEventListener('focusin', (event) => { | ||
| if (!el.value || !el.value.contains(event.target)) { | ||
| open.value = false; | ||
| } | ||
| }); | ||
| dropdownTrigger.value!.addEventListener('focus', focusDropdownTrigger); | ||
| dropdownTrigger.value!.addEventListener('blur', blurDropdownTrigger); | ||
| dropdownTrigger.value!.addEventListener('mouseover', focusDropdownTrigger); | ||
| dropdownTrigger.value!.addEventListener('mouseleave', blurDropdownTrigger); | ||
| // nextTick should prevent any race conditions by letting the child elements render before trying to place them using popper | ||
| nextTick(() => { | ||
| const overflowScrollModifier: Modifier<'overflowScroll', {}> = { | ||
| name: 'overflowScroll', | ||
| enabled: true, | ||
| phase: 'main', | ||
| fn({ state }: { state: State }) { | ||
| const { bottom } = detectOverflow(state); | ||
| if (bottom > 0) { | ||
| state.styles.popper.overflowY = bottom > 100 ? 'auto' : undefined; | ||
| state.styles.popper.overflowX = 'hidden'; | ||
| state.styles.popper.height = `${state.rects.popper.height - bottom - 8}px`; | ||
| } else { | ||
| state.styles.popper.height = 'auto'; | ||
| } | ||
| } | ||
| }; | ||
| if (dropdownTrigger.value && dropdown.value) { | ||
| popper.value = createPopper(dropdownTrigger.value as Element, dropdown.value as HTMLElement, { | ||
| placement: (props.position || 'bottom') as Placement, | ||
| modifiers: [ | ||
| overflowScrollModifier, | ||
| { | ||
| name: 'offset', | ||
| options: { | ||
| offset: [0, 5] | ||
| } | ||
| } | ||
| ], | ||
| ...props.popperOptions | ||
| }); | ||
| } | ||
| }); | ||
| }); | ||
| onBeforeUnmount(() => { | ||
| watchers.forEach((unwatch) => unwatch()); | ||
| window.removeEventListener( | ||
| 'click', | ||
| (event) => { | ||
| if (!el.value || !el.value.contains(event.target)) { | ||
| open.value = false; | ||
| } | ||
| }, | ||
| { capture: true } | ||
| ); | ||
| window.removeEventListener('blur', () => { | ||
| open.value = false; | ||
| }); | ||
| window.removeEventListener('focusin', (event) => { | ||
| if (!el.value || !el.value.contains(event.target)) { | ||
| open.value = false; | ||
| } | ||
| }); | ||
| dropdownTrigger.value!.removeEventListener('focus', focusDropdownTrigger); | ||
| dropdownTrigger.value!.removeEventListener('blur', blurDropdownTrigger); | ||
| dropdownTrigger.value!.removeEventListener('mouseover', focusDropdownTrigger); | ||
| dropdownTrigger.value!.removeEventListener('mouseleave', blurDropdownTrigger); | ||
| open.value = false; | ||
| }); | ||
| </script> | ||
|
|
||
| <style lang="scss"> | ||
| .rv-dropdown > * { | ||
| padding: 0.5rem 1rem; | ||
| display: block !important; | ||
| text-decoration: none !important; | ||
| } | ||
| .rv-dropdown > :not(.disabled) { | ||
| color: #2d3748 !important; | ||
| } | ||
| .rv-dropdown > *:hover:not(.disabled) { | ||
| background-color: #eee; | ||
| } | ||
| </style> |
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