| <template> | |
| 	<u-popup :show="value" mode="bottom" :popup="false" :mask="true" :closeable="true" :safe-area-inset-bottom="true" | |
| 	 close-icon-color="#ffffff" :z-index="uZIndex" :maskCloseAble="maskCloseAble" @close="close"> | |
| 		<u-tabs v-if="value" :list="genTabsList" :is-scroll="true" :current="tabsIndex" @change="tabsChange" ref="tabs"></u-tabs> | |
| 		<view class="area-box"> | |
| 			<view class="u-flex" :class="{ 'change':isChange }"> | |
| 				<view class="area-item"> | |
| 					<view class="u-padding-10 u-bg-gray" style="height: 100%;"> | |
| 						<scroll-view :scroll-y="true" style="height: 100%"> | |
| 							<u-cell-group> | |
| 								<u-cell v-for="(item,index) in provinces" :title="item.label" :arrow="false" :name="index" :key="index" | |
| 								 @click="provinceChange"> | |
| 									<u-icon v-if="isChooseP&&province===index" slot="right-icon" size="34" name="checkbox-mark"></u-icon> | |
| 								</u-cell> | |
| 							</u-cell-group> | |
| 						</scroll-view> | |
| 					</view> | |
| 				</view> | |
| 				<view class="area-item"> | |
| 					<view class="u-padding-10 u-bg-gray" style="height: 100%;"> | |
| 						<scroll-view :scroll-y="true" style="height: 100%"> | |
| 							<u-cell-group v-if="isChooseP"> | |
| 								<u-cell v-for="(item,index) in citys" :title="item.label" :arrow="false" :name="index" :key="index" | |
| 								 @click="cityChange"> | |
| 									<u-icon v-if="isChooseC&&city===index" slot="right-icon" size="34" name="checkbox-mark"></u-icon> | |
| 								</u-cell> | |
| 							</u-cell-group> | |
| 						</scroll-view> | |
| 					</view> | |
| 				</view> | |
|  | |
| 				<view class="area-item"> | |
| 					<view class="u-padding-10 u-bg-gray" style="height: 100%;"> | |
| 						<scroll-view :scroll-y="true" style="height: 100%"> | |
| 							<u-cell-group v-if="isChooseC"> | |
| 								<u-cell v-for="(item,index) in areas" :title="item.label" :arrow="false" :name="index" :key="index" | |
| 								 @click="areaChange"> | |
| 									<u-icon v-if="isChooseA&&area===index" slot="right-icon" size="34" name="checkbox-mark"></u-icon> | |
| 								</u-cell> | |
| 							</u-cell-group> | |
| 						</scroll-view> | |
| 					</view> | |
| 				</view> | |
| 			</view> | |
| 		</view> | |
| 	</u-popup> | |
| </template> | |
|  | |
| <script> | |
| 	import provinces from "./utils/province.js"; | |
| 	import citys from "./utils/city.js"; | |
| 	import areas from "./utils/area.js"; | |
| 	/** | |
| 	 * city-select 省市区级联选择器 | |
| 	 * @property {String Number} z-index 弹出时的z-index值(默认1075) | |
| 	 * @property {Boolean} mask-close-able 是否允许通过点击遮罩关闭Picker(默认true) | |
| 	 * @property {String} default-region 默认选中的地区,中文形式 | |
| 	 * @property {String} default-code 默认选中的地区,编号形式 | |
| 	 */ | |
| 	export default { | |
| 		props: { | |
| 			// 通过双向绑定控制组件的弹出与收起 | |
| 			value: { | |
| 				type: Boolean, | |
| 				default: false | |
| 			}, | |
| 			// 默认显示的地区,可传类似["河北省", "秦皇岛市", "北戴河区"] | |
| 			defaultRegion: { | |
| 				type: Array, | |
| 				default () { | |
| 					return []; | |
| 				} | |
| 			}, | |
| 			// 默认显示地区的编码,defaultRegion和areaCode同时存在,areaCode优先,可传类似["13", "1303", "130304"] | |
| 			areaCode: { | |
| 				type: Array, | |
| 				default () { | |
| 					return []; | |
| 				} | |
| 			}, | |
| 			// 是否允许通过点击遮罩关闭Picker | |
| 			maskCloseAble: { | |
| 				type: Boolean, | |
| 				default: true | |
| 			}, | |
| 			// 弹出的z-index值 | |
| 			zIndex: { | |
| 				type: [String, Number], | |
| 				default: 0 | |
| 			} | |
| 		}, | |
| 		data() { | |
| 			return { | |
| 				cityValue: "", | |
| 				isChooseP: false, //是否已经选择了省 | |
| 				province: 0, //省级下标 | |
| 				provinces: provinces, | |
| 				isChooseC: false, //是否已经选择了市 | |
| 				city: 0, //市级下标 | |
| 				citys: citys[0], | |
| 				isChooseA: false, //是否已经选择了区 | |
| 				area: 0, //区级下标 | |
| 				areas: areas[0][0], | |
| 				tabsIndex: 0, | |
| 			} | |
| 		}, | |
| 		mounted() { | |
| 			this.init(); | |
| 		}, | |
| 		computed: { | |
| 			isChange() { | |
| 				return this.tabsIndex > 1; | |
| 			}, | |
| 			genTabsList() { | |
| 				let tabsList = [{ | |
| 					name: "请选择" | |
| 				}]; | |
| 				if (this.isChooseP) { | |
| 					tabsList[0]['name'] = this.provinces[this.province]['label']; | |
| 					tabsList[1] = { | |
| 						name: "请选择" | |
| 					}; | |
| 				} | |
| 				if (this.isChooseC) { | |
| 					tabsList[1]['name'] = this.citys[this.city]['label']; | |
| 					tabsList[2] = { | |
| 						name: "请选择" | |
| 					}; | |
| 				} | |
| 				if (this.isChooseA) { | |
| 					tabsList[2]['name'] = this.areas[this.area]['label']; | |
| 				} | |
| 				return tabsList; | |
| 			}, | |
| 			uZIndex() { | |
| 				// 如果用户有传递z-index值,优先使用 | |
| 				return this.zIndex ? this.zIndex : this.$u.zIndex.popup; | |
| 			} | |
| 		}, | |
| 		methods: { | |
| 			init() { | |
| 				if (this.areaCode.length == 3) { | |
| 					this.setProvince("", this.areaCode[0]); | |
| 					this.setCity("", this.areaCode[1]); | |
| 					this.setArea("", this.areaCode[2]); | |
| 				} else if (this.defaultRegion.length == 3) { | |
| 					this.setProvince(this.defaultRegion[0], ""); | |
| 					this.setCity(this.defaultRegion[1], ""); | |
| 					this.setArea(this.defaultRegion[2], ""); | |
| 				}; | |
| 			}, | |
| 			setProvince(label = "", value = "") { | |
| 				this.provinces.map((v, k) => { | |
| 					if (value ? v.value == value : v.label == label) { | |
| 						this.provinceChange(k); | |
| 					} | |
| 				}) | |
| 			}, | |
| 			setCity(label = "", value = "") { | |
| 				this.citys.map((v, k) => { | |
| 					if (value ? v.value == value : v.label == label) { | |
| 						this.cityChange(k); | |
| 					} | |
| 				}) | |
| 			}, | |
| 			setArea(label = "", value = "") { | |
| 				this.areas.map((v, k) => { | |
| 					if (value ? v.value == value : v.label == label) { | |
| 						this.isChooseA = true; | |
| 						this.area = k; | |
| 					} | |
| 				}) | |
| 			}, | |
| 			close() { | |
| 				this.$emit('input', false); | |
| 			}, | |
| 			tabsChange(index) { | |
| 				this.tabsIndex = index; | |
| 			}, | |
| 			provinceChange(param) { | |
| 				this.isChooseP = true; | |
| 				this.isChooseC = false; | |
| 				this.isChooseA = false; | |
| 				this.province = param.name; | |
| 				this.citys = citys[param.name]; | |
| 				this.tabsIndex = 1; | |
| 			}, | |
| 			cityChange(param) { | |
| 				this.isChooseC = true; | |
| 				this.isChooseA = false; | |
| 				this.city = param.name; | |
| 				this.areas = areas[this.province][param.name]; | |
| 				this.tabsIndex = 2; | |
| 			}, | |
| 			areaChange(param) { | |
| 				this.isChooseA = true; | |
| 				this.area = param.name; | |
| 				let result = {}; | |
| 				result.province = this.provinces[this.province]; | |
| 				result.city = this.citys[this.city]; | |
| 				result.area = this.areas[this.area]; | |
| 				this.$emit('city-change', result); | |
| 				this.close(); | |
| 			} | |
| 		} | |
|  | |
| 	} | |
| </script> | |
| <style lang="scss"> | |
| 	.area-box { | |
| 		width: 100%; | |
| 		overflow: hidden; | |
| 		height: 800rpx; | |
| 		.u-flex { | |
| 			display: flex; | |
| 		} | |
| 		.u-padding-10 { | |
| 			padding: 10rpx; | |
| 		} | |
| 		>view { | |
| 			width: 150%; | |
| 			transition: transform 0.3s ease-in-out 0s; | |
| 			transform: translateX(0); | |
| 
 | |
| 			&.change { | |
| 				transform: translateX(-33.3333333%); | |
| 			} | |
| 		} | |
| 
 | |
| 		.area-item { | |
| 			width: 33.3333333%; | |
| 			height: 800rpx; | |
| 		} | |
| 	} | |
| </style>
 |