|
| 1 | +<script setup lang="ts"> |
| 2 | +import { computed, PropType, ref } from 'vue'; |
| 3 | +
|
| 4 | +export interface DropdownItem { |
| 5 | + value: string; |
| 6 | + label: string; |
| 7 | +} |
| 8 | +
|
| 9 | +const props = defineProps({ |
| 10 | + items: { |
| 11 | + type: Array as PropType<DropdownItem[]>, |
| 12 | + required: true, |
| 13 | + default: () => [] |
| 14 | + }, |
| 15 | + modelValue: { |
| 16 | + type: String as PropType<string | null>, |
| 17 | + default: null |
| 18 | + }, |
| 19 | + placeholder: { |
| 20 | + type: String, |
| 21 | + default: '' |
| 22 | + }, |
| 23 | + width: { |
| 24 | + type: String, |
| 25 | + default: 'auto' |
| 26 | + }, |
| 27 | + height: { |
| 28 | + type: String, |
| 29 | + default: 'auto' |
| 30 | + }, |
| 31 | + default: { |
| 32 | + type: Object, |
| 33 | + default: null |
| 34 | + } |
| 35 | +}); |
| 36 | +
|
| 37 | +const emit = defineEmits(['update:modelValue']); |
| 38 | +
|
| 39 | +const isOpen = ref(false); |
| 40 | +const menuRef = ref<HTMLElement | null>(null); |
| 41 | +
|
| 42 | +const selectedItem = computed(() => |
| 43 | + props.items.find(item => item.value === props.modelValue) |
| 44 | +); |
| 45 | +
|
| 46 | +
|
| 47 | +function toggleDropdown() { |
| 48 | + isOpen.value = !isOpen.value; |
| 49 | +} |
| 50 | +
|
| 51 | +function selectItem(value: string | number) { |
| 52 | + emit('update:modelValue', value); |
| 53 | + isOpen.value = false; |
| 54 | +} |
| 55 | +
|
| 56 | +function closeOnClickOutside(event: MouseEvent) { |
| 57 | + if (menuRef.value && !menuRef.value.contains(event.target as Node)) { |
| 58 | + isOpen.value = false; |
| 59 | + } |
| 60 | +} |
| 61 | +
|
| 62 | +// Close dropdown when clicking outside |
| 63 | +document.addEventListener('click', closeOnClickOutside); |
| 64 | +</script> |
| 65 | + |
| 66 | +<template> |
| 67 | + <div class="dropdown" ref="menuRef"> |
| 68 | + <div class="dropdown-toggle" :class="{ 'dropdown-open': isOpen }" @click.stop="toggleDropdown" :style="{ |
| 69 | + width: width, |
| 70 | + height: height, |
| 71 | + }"> |
| 72 | + <span>{{ selectedItem ? selectedItem.label : placeholder }}</span> |
| 73 | + <svg class="dropdown-arrow" viewBox="0 0 24 24" :class="{ rotated: isOpen }"> |
| 74 | + <path d="M7 10l5 5 5-5z" /> |
| 75 | + </svg> |
| 76 | + </div> |
| 77 | + |
| 78 | + <Transition name="dropdown"> |
| 79 | + <ul v-show="isOpen" class="dropdown-menu"> |
| 80 | + <li v-for="item in items" :key="item.value" class="dropdown-item" |
| 81 | + :class="{ selected: modelValue === item.value }" @click="selectItem(item.value)"> |
| 82 | + {{ item.label }} |
| 83 | + </li> |
| 84 | + </ul> |
| 85 | + </Transition> |
| 86 | + </div> |
| 87 | +</template> |
| 88 | + |
| 89 | +<style scoped> |
| 90 | +.dropdown { |
| 91 | + position: relative; |
| 92 | + margin: 1rem; |
| 93 | + height: 100%; |
| 94 | + width: 100%; |
| 95 | +} |
| 96 | +
|
| 97 | +.dropdown-toggle { |
| 98 | + display: flex; |
| 99 | + justify-content: space-between; |
| 100 | + align-items: center; |
| 101 | + cursor: pointer; |
| 102 | + transition: border-color 0.3s; |
| 103 | + background: rgba(255, 255, 255, .7); |
| 104 | + border: 1px solid rgba(0, 0, 0, .1); |
| 105 | + box-shadow: 0 8px 16px rgba(0, 0, 0, 0.1); |
| 106 | + backdrop-filter: url(#frosted); |
| 107 | + -webkit-backdrop-filter: blur(25px); |
| 108 | + font-size: clamp(100%, 2vh, 20px); |
| 109 | + padding: 0.3rem 1rem; |
| 110 | + box-sizing: border-box; |
| 111 | + border-radius: 20px; |
| 112 | +} |
| 113 | +
|
| 114 | +.dropdown-toggle:hover { |
| 115 | + --uno: 'b-base'; |
| 116 | +} |
| 117 | +
|
| 118 | +.dropdown-toggle.dropdown-open { |
| 119 | + --uno: 'b-active'; |
| 120 | +} |
| 121 | +
|
| 122 | +.dropdown-arrow { |
| 123 | + width: 16px; |
| 124 | + height: 16px; |
| 125 | + transition: transform 0.3s; |
| 126 | +} |
| 127 | +
|
| 128 | +.dropdown-arrow.rotated { |
| 129 | + transform: rotate(180deg); |
| 130 | +} |
| 131 | +
|
| 132 | +.dropdown-menu { |
| 133 | + position: absolute; |
| 134 | + top: 100%; |
| 135 | + left: 0; |
| 136 | + right: 0; |
| 137 | + margin-top: 4px; |
| 138 | + padding: 0; |
| 139 | + border: 1px solid #ddd; |
| 140 | + border-radius: 10px; |
| 141 | + background-color: white; |
| 142 | + box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1); |
| 143 | + list-style: none; |
| 144 | + z-index: 100; |
| 145 | + max-height: 200px; |
| 146 | + overflow-y: auto; |
| 147 | +} |
| 148 | +
|
| 149 | +.dropdown-item { |
| 150 | + padding: 8px 12px; |
| 151 | + cursor: pointer; |
| 152 | + transition: background-color 0.2s; |
| 153 | +} |
| 154 | +
|
| 155 | +.dropdown-item:hover { |
| 156 | + background-color: #f1f1f1; |
| 157 | +} |
| 158 | +
|
| 159 | +.dropdown-item.selected { |
| 160 | + background-color: #eef5ff; |
| 161 | + --uno: 'c-active' |
| 162 | +} |
| 163 | +
|
| 164 | +/* Transition effects */ |
| 165 | +.dropdown-enter-active, |
| 166 | +.dropdown-leave-active { |
| 167 | + transition: all 0.3s ease; |
| 168 | + transform-origin: top center; |
| 169 | +} |
| 170 | +
|
| 171 | +.dropdown-enter-from, |
| 172 | +.dropdown-leave-to { |
| 173 | + opacity: 0; |
| 174 | + transform: scaleY(0.9); |
| 175 | +} |
| 176 | +
|
| 177 | +.dropdown-enter-to, |
| 178 | +.dropdown-leave-from { |
| 179 | + opacity: 1; |
| 180 | + transform: scaleY(1); |
| 181 | +} |
| 182 | +</style> |
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