uniapp内开发的小程序如何实现 9宫格图片长按后进行拖拽排序

178 阅读4分钟

`

`


<template>
	<view class="con" :style="{ height: videos ? '300rpx' : '' }">
		<template v-if="viewWidth">
			<movable-area class="area" :style="{ height: areaHeight, }" @mouseenter="mouseenter"
				@mouseleave="mouseleave">
				<movable-view v-if="!videos" v-for="(item, index) in imageList" :key="item.id" class="view"
					direction="all" :y="item.y" :x="item.x" :damping="40" :disabled="isLongpress"
					@change="onChange($event, item)" @touchstart="touchstart(item)" @mousedown="touchstart(item)"
					@touchend="touchend(item)" @mouseup="touchend(item)" :style="{
					width: viewWidth + 'px',
					height: viewWidth + 'px',
					'z-index': item.zIndex,
					opacity: item.opacity
				}">
								<view class="area-con" :style="{
					width: childWidth,
					height: childWidth,
					borderRadius: borderRadius + 'rpx',
					transform: 'scale(' + item.scale + ')'
				}">
						<image class="pre-image" :src="item.src" mode="aspectFill"></image>
						<view class="del-con" v-if="showEdit == false" @click="delImages(item, index)"
							@touchstart.stop="delImageMp(item, index)" @touchend.stop="nothing()"
							@mousedown.stop="nothing()" @mouseup.stop="nothing()">
							<view class="del-wrap">
								<image class="del-image"
									src="data:image/svg+xml;base64,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">
								</image>
							</view>
						</view>
					</view>
				</movable-view>
				<view class="add" v-if="imageList.length < number && !videos"
					:style="{ top: add.y, left: add.x, width: viewWidth + 'px', height: viewWidth + 'px' }"
					@click="addImages">
					<view class="add-wrap"
						:style="{ width: childWidth, height: childWidth, borderRadius: borderRadius + 'rpx' }">
						<image src="../../static/petimg/j.png" mode=""></image>
					</view>
				</view>
				<view class="" style="position: relative" v-if="videos">
					<view class="delimg" v-if="showEdit == false" @click="deleervoider">x</view>
					<video id="myVideo" :src="videos" type="video/mp4" class="upLoadvideo" page-gesture
						show-mute-btn></video>
					<view class="numBig">
						<text>{{ numBigs }}</text>
					</view>
				</view>
			</movable-area>

		</template>
	</view>
</template>

<script>
import {
	createPoster,
	upLoad,
	createPetPoster,
	getPetsers,
	getpolicyz,
	listTopics,
	updatePost
} from '@/api/ceder.js';
export default {
	emits: ['input', 'update:modelValue', 'changeSort'],
	props: {
		// 排序图片
		value: {
			type: Array,
			default: function () {
				return []
			}
		},
		// 排序图片
		modelValue: {
			type: Array,
			default: function () {
				return []
			}
		},
		// 从 list 元素对象中读取的键名
		keyName: {
			type: String,
			default: null
		},
		// 选择图片数量限制
		number: {
			type: Number,
			default: 9
		},
		// 图片父容器宽度(实际显示的图片宽度为 imageWidth / 1.1 ),单位 rpx
		// imageWidth > 0 则 cols 无效
		imageWidth: {
			type: Number,
			default: 0
		},
		// 图片列数
		cols: {
			type: Number,
			default: 3
		},
		// 图片圆角,单位 rpx
		borderRadius: {
			type: Number,
			default: 10
		},
		// 图片周围空白填充,单位 rpx
		padding: {
			type: Number,
			default: 10
		},
		// 拖动图片时放大倍数 [0, ∞)
		scale: {
			type: Number,
			default: 1.2
		},
		// 拖动图片时不透明度
		opacity: {
			type: Number,
			default: 0.7
		},
		// 自定义添加
		addImage: {
			type: Function,
			default: null
		},
		// 删除确认
		delImage: {
			type: Function,
			default: null
		},
		// 是否是编辑
		showEdit: {
			type: Boolean,
			default: false
		},
		// 编辑视频
		editVideos: {
			type: String,
			default: ''
		},
		// 是否只能展示视频
		editchooseIndex: {
			type: Number || String,
			default: 0
		}
	},
	data() {
		return {
			imageList: [],
			width: 0,
			add: {
				x: 0,
				y: 0
			},
			checkNumber: 9,
			colsValue: 0,
			viewWidth: 0,
			tempItem: null,
			timer: null,
			changeStatus: true,
			preStatus: true,
			first: true,
			// start
			limitsathon: false,
			limitsathoncenmer: false,
			chooseIndex: 0,
			videos: '', //视频地址
			fileList: [],
			fileListOld: [], // 展示的图片地址
			fileListOnelist: [],
			deleimage: false,
			delevideo: false,
			uploadImgUrl: '', // 上传图片地址
			videosUnpload: "",
			numBigs: '',
			isLongpress:true,
			// end
		}
	},
	computed: {
		areaHeight() {
			let height = ''
			// return '355px'
			if (this.opacity == 0.7) {
				console.log('9')
				if (this.imageList.length < this.number) {
					height = (Math.ceil((this.imageList.length + 1) / this.colsValue) * this.viewWidth).toFixed() + 'px'
				} else {
					height = (Math.ceil(this.imageList.length / this.colsValue) * this.viewWidth).toFixed() + 'px'
				}
			}
			return height
		},
		childWidth() {
			return this.viewWidth - this.rpx2px(this.padding) * 2 + 'px'
		},
	},
	watch: {
		numBigs(newLength) {
			if (newLength == '上传中...100%') {
				this.numBigs = this.$t('state.shangchuanwancheng');
			}
		},
		editVideos: {
			handler(n) {
				console.log('editVideos----watch', this.editVideos);
				console.log('editVideos----n---n', n);
				if (n) {
					this.videos = n;
					this.videosUnpload = n;
				}
			},
			deep: true
		},
		value: {
			handler(n) {
				if (!this.first && this.changeStatus) {
					console.log('watch', n)
					let flag = false
					for (let i = 0; i < n.length; i++) {
						if (flag) {
							this.addProperties(this.getSrc(n[i]))
							continue
						}
						if (this.imageList.length === i || this.imageList[i].src !== this.getSrc(n[i])) {
							flag = true
							this.imageList.splice(i)
							this.addProperties(this.getSrc(n[i]))
						}
					}
				}
			},
			deep: true
		},
		modelValue: {
			handler(n) {
				if (!this.first && this.changeStatus) {
					console.log('watch', n)
					let flag = false
					for (let i = 0; i < n.length; i++) {
						if (flag) {
							this.addProperties(this.getSrc(n[i]))
							continue
						}
						if (this.imageList.length === i || this.imageList[i].src !== this.getSrc(n[i])) {
							flag = true
							this.imageList.splice(i)
							this.addProperties(this.getSrc(n[i]))
						}
					}
				}
			},
			deep: true
		},
	},
	created() {
		console.log('---重新执行了--')
		// 获取设备宽度
		this.width = uni.getSystemInfoSync().windowWidth
	},
	mounted() {
		// 获取当前的存放移动区域的属性
		const query = uni.createSelectorQuery().in(this)
		query.select('.con').boundingClientRect(data => {
			// 设置的三列 进行传值
			this.colsValue = this.cols
			// 元素宽度除以三进行均分
			this.viewWidth = data.width / this.cols
			if (this.imageWidth > 0) {
				this.viewWidth = this.rpx2px(this.imageWidth)
				this.colsValue = Math.floor(data.width / this.viewWidth)
			}
			let list = this.value
			// #ifdef VUE3
			list = this.modelValue
			// #endif
			for (let item of list) {
				this.addProperties(this.getSrc(item))
			}
			this.first = false

		})
		query.exec()
	},
	onReady: function (res) {
		this.videoContext = uni.createVideoContext('myVideo');
	},
	methods: {
		playVideo() {
			this.videoContext.pause();
		},
		// 传的如果有键值就采取这个方法。没有就不需要
		getSrc(item) {
			if (this.keyName !== null) {
				return item[this.keyName]
			}
			return item
		},
		onChange(e, item) {
			if (this.opacity == 0.7) {
				if (!item) return
				item.oldX = e.detail.x
				item.oldY = e.detail.y
				// 如果是拖动状态中
				if (e.detail.source === 'touch') {
					if (item.moveEnd) {
						item.offset = Math.sqrt(Math.pow(item.oldX - item.absX * this.viewWidth, 2) + Math.pow(item.oldY -
							item
								.absY * this.viewWidth, 2))
					}
					// x为 移动时候的坐标点加上划定的一半的区域的和 除以划定区域 去判断有没有超过自己定义的最大列数
					let x = Math.floor((e.detail.x + this.viewWidth / 2) / this.viewWidth)
					if (x >= this.colsValue) return
					// y同理  也是判断超过高度没有
					let y = Math.floor((e.detail.y + this.viewWidth / 2) / this.viewWidth)
					// index则是 如果是第一张图片右移动了半张图片的位置 index就会加一
					let index = this.colsValue * y + x
					if (item.index != index && index < this.imageList.length) {
						this.changeStatus = false
						for (let obj of this.imageList) {
							// 判断图片是左右上下移动  因为这个函数是一直触发
							if (item.index > index && obj.index >= index && obj.index < item.index) {
								this.change(obj, 1)
							} else if (item.index < index && obj.index <= index && obj.index > item.index) {
								this.change(obj, -1)
							} else if (obj.id != item.id) {
								obj.offset = 0
								obj.x = obj.oldX
								obj.y = obj.oldY
								setTimeout(() => {
									this.$nextTick(() => {
										obj.x = obj.absX * this.viewWidth
										obj.y = obj.absY * this.viewWidth
									})
								}, 0)
							}
						}
						item.index = index
						item.absX = x
						item.absY = y
						if (!item.moveEnd) {
							setTimeout(() => {
								this.$nextTick(() => {
									item.x = item.absX * this.viewWidth
									item.y = item.absY * this.viewWidth
								})
							}, 0)
						}
						// console.log('bbb', JSON.parse(JSON.stringify(item)));
						// 移动完成后重新排序
						this.sortList()
					}
				}
			}
		},
		// change事件会随着移动函数一直触发,index随之变化修改图片的位置xy
		change(obj, i) {
			obj.index += i
			obj.offset = 0
			obj.x = obj.oldX
			obj.y = obj.oldY
			obj.absX = obj.index % this.colsValue
			obj.absY = Math.floor(obj.index / this.colsValue)
			setTimeout(() => {
				this.$nextTick(() => {
					obj.x = obj.absX * this.viewWidth
					obj.y = obj.absY * this.viewWidth
				})
			}, 0)
		},
		// 长按图片时候进行所有的层级进行加大 和放大
		touchstart(item) {
				this.imageList.forEach(v => {
					v.zIndex = v.index + 9
				})
				item.zIndex = 99
				item.moveEnd = true
				this.tempItem = item
				this.timer = setTimeout(() => {
					item.scale = this.scale
					item.opacity = this.opacity
					clearTimeout(this.timer)
					this.timer = null
					this.isLongpress = false;
				}, 800)
		},
		// 点击一次没有触发四个变量的更改就会触发previewImage 变成预览
		// 拖拽过程中几个变量会变,就不会触发预览 拖拽结束后就会缩小并且改变位置 
		touchend(item) {
			if(this.opacity == 0.7){
				console.log('5')
				this.previewImage(item)
				item.scale = 1
				item.opacity = 1
				item.x = item.oldX
				item.y = item.oldY
				item.offset = 0
				item.moveEnd = false
				setTimeout(() => {
					this.$nextTick(() => {
						item.x = item.absX * this.viewWidth
						item.y = item.absY * this.viewWidth
						this.tempItem = null
						this.changeStatus = true
						this.isLongpress = true;
					})
					// console.log('ccc', JSON.parse(JSON.stringify(item)));
				}, 0)
			}
			// console.log('ddd', JSON.parse(JSON.stringify(item)));
		},
		previewImage(item) {
			// timer是定时器 changeStatus是不是在移动状态中 只要点击移动了就是false  offset也是为0
			if (this.timer && this.preStatus && this.changeStatus && item.offset < 28.28&&this.opacity == 0.7) {
				console.log('6')
				clearTimeout(this.timer)
				this.timer = null
				const list = this.value || this.modelValue
				let srcList = list.map(v => this.getSrc(v))
				console.log(list, srcList);
				uni.previewImage({
					urls: srcList,
					current: item.src,
					success: () => {
						this.preStatus = false
						setTimeout(() => {
							this.preStatus = true
						}, 600)
					},
					fail: (e) => {
						console.log(e);
					}
				})
			} else if (this.timer) {
				clearTimeout(this.timer)
				this.timer = null
			}
		},
		mouseenter() {
			//#ifdef H5
			if (this.opacity == 0.7) {
				console.log('7')
				this.imageList.forEach(v => {
					v.disable = false
				})
			}
			//#endif

		},
		mouseleave() {
			//#ifdef H5
			if (this.tempItem && this.opacity == 0.7) {
				this.imageList.forEach(v => {
					v.disable = true
					v.zIndex = v.index + 9
					v.offset = 0
					v.moveEnd = false
					if (v.id == this.tempItem.id) {
						if (this.timer) {
							clearTimeout(this.timer)
							this.timer = null
						}
						v.scale = 1
						v.opacity = 1
						v.x = v.oldX
						v.y = v.oldY
						this.$nextTick(() => {
							v.x = v.absX * this.viewWidth
							v.y = v.absY * this.viewWidth
							this.tempItem = null
						})
					}
				})
				this.changeStatus = true
			}
			//#endif
		},
		// 上传 start
		deleervoider() {
			this.videos = '';
			this.videosUnpload = ''
		},
		selevolos() {
			const that = this;
			const num = Math.floor(Math.random() * (100 - 1)) + 1;
			uni.chooseVideo({
				count: 1,
				sourceType: ['camera', 'album'],
				compressed: false,
				success: (res) => {
					if (res.size > 314572800) {
						uni.showToast({
							title: '视频体积过大',
							icon: 'none',
							duration: 1000
						});
						return
					}
					that.fileListOld = []
					that.videos = res.tempFilePath;
					if (that.videos) {
						that.delevideo = true;
						that.deleimage = false;
					}
					that.uplaodFile();
					// 清空图片切重新排序
					this.imageList = [];
					this.sortList();
				}
			});
		},
		chaoss() {
			let listItem = ['相册', '视频']
			this.limitsathon = false;
			if (this.chooseIndex == 0) {
				listItem = ['相册', '视频']
			} else if (this.chooseIndex == 1) {
				listItem = ['相册']
			} else if (this.chooseIndex == 2) {
				listItem = ['视频']
			}
			if (this.editchooseIndex == 1) {
				listItem = ['相册']
			}
			uni.showActionSheet({
				itemList: listItem,
				success: (res) => {
					const tapIndex = res.tapIndex;
					if (this.chooseIndex == 0) {
						if (tapIndex === 0) {
							//相册
							this.videos = ''
							this.selectPics();
							this.chooseIndex = 1
						} else {
							//视频
							this.fileList = []
							this.uploadImgUrl = ''
							this.selevolos();
							this.chooseIndex = 2
						}
					} else if (this.chooseIndex == 1) {
						//相册
						this.videos = ''
						this.selectPics();
						this.chooseIndex = 1
					} else if (this.chooseIndex == 2) {
						//视频
						this.fileList = []
						this.uploadImgUrl = ''
						this.selevolos();
						this.chooseIndex = 2
					}
				},
				fail() { }
			});
		},
		selectPics() {
			this.checkNumber = this.number - this.imageList.length

			uni.chooseImage({
				count: this.checkNumber,
				sourceType: ['camera', 'album'],
				success: (res) => {

					const files = res.tempFiles;
					this.fileList = []  // 
					for (let i = 0; i < files.length; i++) {
						let obj = new Object();
						obj.name = 'photo' + i;
						obj.uri = files[i].path;
						this.fileList.push(obj);
						if (this.fileList.length > 0) {
							this.deleimage = true;
							this.delevideo = false;
						}
					}
					this.uplaodFile();
				},
				fail(res) { }
			});
		},
		uplaodFile() {
			const value = uni.getStorageSync('token');
			const that = this;
			let host = '';
			let signature = '';
			let ossAccessKeyId = '';
			let policy = '';
			let key = '';
			const date = new Date();
			const nowtime = date.getTime();
			getpolicyz().then((ret) => {
				host = ret.data.host;
				signature = ret.data.signature;
				ossAccessKeyId = ret.data.OSSAccessKeyId;
				policy = ret.data.policy;
				if (that.videos) {
					// 视频
					const parts = that.videos.split('/');
					const result = parts[parts.length - 1];
					key = ret.data.dir + result;
					const uploadTask = wx.uploadFile({
						url: host,
						filePath: that.videos,
						name: 'file',
						formData: {
							key,
							policy,
							OSSAccessKeyId: ossAccessKeyId,
							signature
						},
						success: (res) => {
							console.log("res---->uploadFile", res);
							if (res.statusCode === 204) {
								that.videosUnpload = host + '/' + key;
								console.log("res---->host", res);
								console.log("that.videos---->", that.videosUnpload);
								this.$emit("changeSort", [], that.videosUnpload);
							}
						},
						fail: (err) => {
							console.log("res---->err", err);
							uni.showToast({
								title: '上传失败',
								icon: 'none',
								duration: 800
							});
						}
					});
					uploadTask.onProgressUpdate((v) => {
						that.numBigs = '上传中...' + v.progress + '%';
					});
				} else {
					//图片
					function uploadFileToOSS(file) {
						return new Promise((resolve, reject) => {
							const parts = file.uri.split('/');
							const result = parts[parts.length - 1];
							const key = ret.data.dir + result;
							wx.uploadFile({
								url: host,
								filePath: file.uri,
								name: 'file',
								formData: {
									key,
									policy,
									OSSAccessKeyId: ossAccessKeyId,
									signature
								},
								success: (res) => {
									if (res.data.includes('EntityTooLarge')) {
										reject(new Error('文件体积过大'));
									} else if (res.statusCode === 204) {
										const dat = host + '/' + key;
										resolve(dat);
									} else { }
								},
								fail: (err) => {
									reject(err);
								}
							});
						});
					}
					const uploadPromises = that.fileList.map((file) => uploadFileToOSS(file));
					Promise.all(uploadPromises).then((uploadedUrls) => {
						console.log("res---->uploadedUrls", uploadedUrls);
						if (that.uploadImgUrl == '') {
							that.uploadImgUrl = uploadedUrls;
						} else {
							that.uploadImgUrl = that.uploadImgUrl + ',' + uploadedUrls;
						}
						if (that.uploadImgUrl.indexOf(',') !== -1) {
							that.fileListOld = that.uploadImgUrl.split(',')
						} else {
							that.fileListOld = that.uploadImgUrl
						}
						if (Array.isArray(that.uploadImgUrl)) {
							that.uploadImgUrl = that.uploadImgUrl.join(',')
						}
						// 图片上传成功后在这里需要展示出来 start
						const resImeg = uploadedUrls;
						let count = this.checkNumber <= resImeg.length ? this.checkNumber : resImeg.length
						for (let i = 0; i < count; i++) {
							this.addProperties(resImeg[i])
						}
						// console.log('res.tempFilePaths',res.tempFilePaths)
						// console.log('res.tempFiles',res.tempFiles)
						this.sortList()
						// end
						console.log("that.fileListOld---->", that.fileListOld);
					}).catch((error) => {
						uni.showToast({
							title: error.message,
							icon: 'none',
							duration: 800
						});
					});
				}
			});
		},
		// 上传 end
		addImages() {


			this.chaoss();
			return;
			if (typeof this.addImage === 'function') {
				this.addImage.bind(this.$parent)()
			} else {
				let checkNumber = this.number - this.imageList.length
				uni.chooseImage({
					count: checkNumber,
					sourceType: ['album', 'camera'],
					success: res => {
						let count = checkNumber <= res.tempFilePaths.length ? checkNumber : res
							.tempFilePaths.length
						for (let i = 0; i < count; i++) {
							this.addProperties(res.tempFilePaths[i])
						}
						this.sortList()
					}
				})
			}
		},
		delImages(item, index) {
			if (typeof this.delImage === 'function') {
				this.delImage.bind(this.$parent)(() => {
					this.delImageHandle(item, index)
				})
			} else {
				this.delImageHandle(item, index)
			}
		},
		delImageHandle(item, index) {
			this.imageList.splice(index, 1)
			for (let obj of this.imageList) {
				if (obj.index > item.index) {
					obj.index -= 1
					obj.x = obj.oldX
					obj.y = obj.oldY
					obj.absX = obj.index % this.colsValue
					obj.absY = Math.floor(obj.index / this.colsValue)
					this.$nextTick(() => {
						obj.x = obj.absX * this.viewWidth
						obj.y = obj.absY * this.viewWidth
					})
				}
			}
			this.add.x = (this.imageList.length % this.colsValue) * this.viewWidth + 'px'
			this.add.y = Math.floor(this.imageList.length / this.colsValue) * this.viewWidth + 'px'
			this.sortList()
		},
		delImageMp(item, index) {
			//#ifdef MP
			this.delImages(item, index)
			//#endif
		},
		sortList() {
			console.log('sortList');
			const result = []
			let source = this.value
			// #ifdef VUE3
			source = this.modelValue
			// #endif
			// 使用slice进行深拷贝
			let list = this.imageList.slice()
			// 小到大排序
			list.sort((a, b) => {
				return a.index - b.index
			})
			for (let s of list) {
				let item = source.find(d => this.getSrc(d) == s.src)
				if (item) {
					result.push(item)
				} else {
					if (this.keyName !== null) {
						result.push({
							[this.keyName]: s.src
						})
					} else {
						result.push(s.src)
					}
				}
			}

			this.$emit("input", result);
			this.$emit("update:modelValue", result);
			this.$emit("changeSort", result);
		},
		addProperties(item) {
			console.log(item);
			// 这里的数组长度还没有。计算后push进去才从0开始计算
			// 数组长度取列数的余数 1就取1 2就取2 3就是0 4就是1
			let absX = this.imageList.length % this.colsValue
			// 向下取整数组长度除以列数  1/3取0  4/3取1
			let absY = Math.floor(this.imageList.length / this.colsValue)
			let x = absX * this.viewWidth
			let y = absY * this.viewWidth
			this.imageList.push({
				src: item,
				x,
				y,
				oldX: x,
				oldY: y,
				absX,
				absY,
				scale: 1,
				zIndex: 9,
				opacity: 1,
				index: this.imageList.length,
				id: this.guid(16),
				disable: false,
				offset: 0,
				moveEnd: false
			})
			this.add.x = (this.imageList.length % this.colsValue) * this.viewWidth + 'px'
			this.add.y = Math.floor(this.imageList.length / this.colsValue) * this.viewWidth + 'px'
		},
		nothing() { },
		rpx2px(v) {
			return this.width * v / 750
		},
		guid(len = 32) {
			const chars = '0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz'.split('')
			const uuid = []
			const radix = chars.length
			for (let i = 0; i < len; i++) uuid[i] = chars[0 | Math.random() * radix]
			uuid.shift()
			return `u${uuid.join('')}`
		}
	}
}
</script>

<style lang="scss" scoped>
.con {
	// padding: 30rpx;

	.area {
		width: 100%;

		.upLoadvideo {
			width: 80%;
			height: 300rpx !important;
			border-radius: 0.5rem;
		}

		.numBig {
			position: absolute;
			bottom: 15rpx;
			left: 0;
			font-size: 25rpx;
			color: #ff882d;
		}

		.delimg {
			display: inline-block;
			position: absolute;
			top: 0;
			left: 0;
			width: 50rpx;
			line-height: 50rpx;
			border-radius: 50%;
			text-align: center;
			background-color: #51c2b3;
			z-index: 888;
		}

		.view {
			display: flex;
			justify-content: center;
			align-items: center;

			.area-con {
				position: relative;
				overflow: hidden;

				.pre-image {
					width: 100%;
					height: 100%;
				}

				.del-con {
					position: absolute;
					top: 0rpx;
					right: 0rpx;
					padding: 0 0 20rpx 20rpx;

					.del-wrap {
						width: 40rpx;
						height: 40rpx;
						// background-color: rgba(0, 0, 0, 0.4);
						border-radius: 0 0 0 10rpx;
						display: flex;
						justify-content: center;
						align-items: center;

						.del-image {
							width: 40rpx;
							height: 40rpx;
						}
					}
				}
			}
		}

		.add {
			position: absolute;
			display: flex;
			justify-content: center;
			align-items: center;

			.add-wrap {
				display: flex;
				justify-content: center;
				align-items: center;
				background-color: #f0f0f0;
				border-radius: 0.5rem;

				image {
					width: 44rpx;
					height: 44rpx;
				}

				// background-color: #eeeeee;
			}
		}
	}
}
</style>