youxi-app/pages/demo/form/select.uvue

<template>
	<cl-page>
		<view class="p-3">
			<demo-item :label="t('基础用法')">
				<cl-select v-model="form.selected" :options="options"></cl-select>
			</demo-item>

			<demo-item :label="t('自定义触发器')">
				<view class="flex flex-row">
					<cl-button @tap="openSelect2">{{ t("打开选择器") }}</cl-button>
				</view>

				<cl-select
					ref="selectRef2"
					v-model="form.selected2"
					:options="options2"
					:show-trigger="false"
				></cl-select>
			</demo-item>

			<demo-item :label="t('多列')">
				<demo-tips>
					{{ t("通过 children 配置多级数据，并使用 column-count 参数指定显示的列数") }}
				</demo-tips>

				<cl-select
					v-model="form.selected3"
					:options="options3"
					:column-count="3"
				></cl-select>
			</demo-item>

			<demo-item :label="t('弹窗中使用')">
				<cl-button @tap="visible3 = true">{{ t("打开") }}</cl-button>

				<cl-popup v-model="visible3" direction="center" size="80%" :title="t('选择地区')">
					<view class="p-3 pt-0">
						<demo-tips>
							H5 和 APP 端通过 teleport 实现弹窗内的选择器使用，小程序端则通过
							root-portal 实现。
						</demo-tips>

						<cl-select
							v-model="form.selected3"
							:options="options3"
							:column-count="3"
						></cl-select>
					</view>
				</cl-popup>
			</demo-item>

			<demo-item :label="t('自定义')">
				<cl-text
					:pt="{
						className: 'mb-3 text-sm p-3 bg-surface-100 dark:!bg-surface-700 rounded-lg'
					}"
					v-if="form.selected4 != null && isShowValue"
				>
					{{ t("绑定值") }}：{{ form.selected4 }}
				</cl-text>

				<cl-select
					v-model="form.selected4"
					:options="options"
					:disabled="isDisabled"
					:show-cancel="isShowCancel"
					:confirm-text="isButtonText ? t('下一步') : t('确定')"
					:cancel-text="isButtonText ? t('关闭') : t('取消')"
				></cl-select>

				<cl-list
					border
					:pt="{
						className: 'mt-3'
					}"
				>
					<cl-list-item :label="t('显示取消按钮')">
						<cl-switch v-model="isShowCancel"></cl-switch>
					</cl-list-item>

					<cl-list-item :label="t('修改按钮文案')">
						<cl-switch v-model="isButtonText"></cl-switch>
					</cl-list-item>

					<cl-list-item :label="t('禁用')">
						<cl-switch v-model="isDisabled"></cl-switch>
					</cl-list-item>

					<cl-list-item :label="t('显示绑定值')">
						<cl-switch v-model="isShowValue"></cl-switch>
					</cl-list-item>
				</cl-list>
			</demo-item>

			<demo-item :label="t('空数据')">
				<cl-select v-model="form.selected" :options="options4"></cl-select>
			</demo-item>
		</view>
	</cl-page>
</template>

<script lang="ts" setup>
import { reactive, ref } from "vue";
import DemoItem from "../components/item.uvue";
import DemoTips from "../components/tips.uvue";
import { useUi, type ClSelectOption } from "@/uni_modules/cool-ui";
import { t } from "@/locale";

const ui = useUi();

const selectRef2 = ref<ClSelectComponentPublicInstance | null>(null);

const isShowCancel = ref(true);
const isButtonText = ref(false);
const isDisabled = ref(false);
const isShowValue = ref(false);

type Form = {
	selected: number | null; // 参数 clear 需要指定类型带有 null
	selected2: string;
	selected3: number[];
	selected4: number | null;
};

const form = reactive<Form>({
	selected: null,
	selected2: "2",
	selected3: [],
	selected4: 3
});

const options = ref<ClSelectOption[]>([
	{
		label: "HTML",
		value: 1
	},
	{
		label: "CSS",
		value: 2
	},
	{
		label: "JavaScript",
		value: 3
	},
	{
		label: "Node",
		value: 4
	},
	{
		label: "Vite",
		value: 5
	},
	{
		label: "Webpack",
		value: 6
	}
]);

const options2 = ref<ClSelectOption[]>([
	{
		label: "Vue",
		value: "1"
	},
	{
		label: "React",
		value: "2"
	},
	{
		label: "Angular",
		value: "3"
	},
	{
		label: "Svelte",
		value: "4"
	}
]);

const options3 = ref<ClSelectOption[]>([
	{
		label: "福建省",
		value: 1,
		children: [
			{
				label: "福州市",
				value: 1,
				children: [
					{
						label: "鼓楼区",
						value: 1
					},
					{
						label: "台江区",
						value: 2
					},
					{
						label: "仓山区",
						value: 3
					},
					{
						label: "马尾区",
						value: 4
					}
				]
			},
			{
				label: "厦门市",
				value: 2,
				children: [
					{
						label: "思明区",
						value: 1
					},
					{
						label: "湖里区",
						value: 2
					},
					{
						label: "集美区",
						value: 3
					},
					{
						label: "海沧区",
						value: 4
					}
				]
			},
			{
				label: "泉州市",
				value: 3,
				children: [
					{
						label: "鲤城区",
						value: 1
					},
					{
						label: "丰泽区",
						value: 2
					},
					{
						label: "洛江区",
						value: 3
					},
					{
						label: "泉港区",
						value: 4
					}
				]
			}
		]
	},
	{
		label: "浙江省",
		value: 2,
		children: [
			{
				label: "杭州市",
				value: 1,
				children: [
					{
						label: "上城区",
						value: 1
					},
					{
						label: "下城区",
						value: 2
					},
					{
						label: "江干区",
						value: 3
					},
					{
						label: "拱墅区",
						value: 4
					}
				]
			},
			{
				label: "宁波市",
				value: 2,
				children: [
					{
						label: "海曙区",
						value: 1
					},
					{
						label: "江北区",
						value: 2
					},
					{
						label: "北仑区",
						value: 3
					}
				]
			}
		]
	},
	{
		label: "湖南省",
		value: 3,
		children: [
			{
				label: "长沙市",
				value: 1,
				children: [
					{
						label: "芙蓉区",
						value: 1
					},
					{
						label: "天心区",
						value: 2
					},
					{
						label: "岳麓区",
						value: 3
					}
				]
			},
			{
				label: "株洲市",
				value: 2,
				children: [
					{
						label: "荷塘区",
						value: 1
					},
					{
						label: "芦淞区",
						value: 2
					}
				]
			}
		]
	},
	{
		label: "江西省",
		value: 4,
		children: [
			{
				label: "南昌市",
				value: 1,
				children: [
					{
						label: "东湖区",
						value: 1
					},
					{
						label: "西湖区",
						value: 2
					},
					{
						label: "青云谱区",
						value: 3
					}
				]
			},
			{
				label: "九江市",
				value: 2,
				children: [
					{
						label: "浔阳区",
						value: 1
					},
					{
						label: "濂溪区",
						value: 2
					}
				]
			}
		]
	}
]);

const options4 = ref<ClSelectOption[]>([]);

function openSelect2() {
	selectRef2.value!.open((value) => {
		const d = options2.value.find((item) => item.value == value);

		ui.showToast({
			message: `你选择了 ${value} : ${d?.label}`
		});
	});
}

const visible3 = ref(false);
</script>