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历届学生/18课程/class18_2/项目/上课项目/uniappstudy/components/uni-grid-item/uni-grid-item.vue

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+<template>
+	<view v-if="width" :style="'width:'+width+';'+(square?'height:'+width:'')" class="uni-grid-item">
+		<view :class="{ 'uni-grid-item--border': showBorder,  'uni-grid-item--border-top': showBorder && index < column, 'uni-highlight': highlight }"
+		 :style="{  'border-right-color': borderColor ,'border-bottom-color': borderColor ,'border-top-color': borderColor }"
+		 class="uni-grid-item__box" @click="_onClick">
+			<slot />
+		</view>
+	</view>
+</template>
+
+<script>
+	export default {
+		name: 'UniGridItem',
+		inject: ['grid'],
+		props: {
+			index:{
+				type: Number,
+				default: 0
+			}
+		},
+		data() {
+			return {
+				column: 0,
+				showBorder: true,
+				square: true,
+				highlight: true,
+				left: 0,
+				top: 0,
+				openNum: 2,
+				width: 0,
+				borderColor: '#e5e5e5'
+			}
+		},
+		created() {
+			this.column = this.grid.column
+			this.showBorder = this.grid.showBorder
+			this.square = this.grid.square
+			this.highlight = this.grid.highlight
+			this.top = this.hor === 0 ? this.grid.hor : this.hor
+			this.left = this.ver === 0 ? this.grid.ver : this.ver
+			this.borderColor = this.grid.borderColor
+			this.grid.children.push(this)
+			// this.grid.init()
+			this.width = this.grid.width
+		},
+		beforeDestroy() {
+			this.grid.children.forEach((item, index) => {
+				if (item === this) {
+					this.grid.children.splice(index, 1)
+				}
+			})
+		},
+		methods: {
+			_onClick() {
+				this.grid.change({
+					detail: {
+						index: this.index
+					}
+				})
+			}
+		}
+	}
+</script>
+
+<style lang="scss" scoped>
+	.uni-grid-item {
+		/* #ifndef APP-NVUE */
+		height: 100%;
+		display: flex;
+		/* #endif */
+	}
+
+	.uni-grid-item__box {
+		/* #ifndef APP-NVUE */
+		display: flex;
+		width: 100%;
+		/* #endif */
+		position: relative;
+		flex: 1;
+		flex-direction: column;
+		// justify-content: center;
+		// align-items: center;
+	}
+
+	.uni-grid-item--border {
+		position: relative;
+		border-bottom-color: $uni-border-color;
+		border-bottom-style: solid;
+		border-bottom-width: 1px;
+		border-right-color: $uni-border-color;
+		border-right-style: solid;
+		border-right-width: 1px;
+	}
+
+	.uni-grid-item--border-top {
+		border-top-color: $uni-border-color;
+		border-top-style: solid;
+		border-top-width: 1px;
+		/* #ifndef APP-NVUE */
+		height: 100%;
+		box-sizing: border-box;
+		/* #endif */
+	}
+
+	.uni-highlight:active {
+		background-color: $uni-bg-color-hover;
+	}
+</style>

历届学生/18课程/class18_2/项目/上课项目/uniappstudy/components/uni-grid/uni-grid.vue

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+<template>
+	<view class="uni-grid-wrap">
+		<view :id="elId" ref="uni-grid" class="uni-grid" :class="{ 'uni-grid--border': showBorder }" :style="{ 'border-left-style':'solid','border-left-color':borderColor, 'border-left-width':showBorder?'1px':0 }">
+			<slot />
+		</view>
+	</view>
+</template>
+
+<script>
+	// #ifdef APP-NVUE
+	const dom = uni.requireNativePlugin('dom');
+	// #endif
+	export default {
+		name: 'UniGrid',
+		props: {
+			// 每列显示个数
+			column: {
+				type: Number,
+				default: 3
+			},
+			// 是否显示边框
+			showBorder: {
+				type: Boolean,
+				default: true
+			},
+			// 边框颜色
+			borderColor: {
+				type: String,
+				default: '#e5e5e5'
+			},
+			// 是否正方形显示,默认为 true
+			square: {
+				type: Boolean,
+				default: true
+			},
+			highlight: {
+				type: Boolean,
+				default: true
+			}
+		},
+		provide() {
+			return {
+				grid: this
+			}
+		},
+		data() {
+			const elId = `Uni_${Math.ceil(Math.random() * 10e5).toString(36)}`
+			return {
+				elId,
+				width: 0
+			}
+		},
+		created() {
+			this.children = []
+		},
+		mounted() {
+			this.init()
+		},
+		methods: {
+			init() {
+				setTimeout(() => {
+					this._getSize((width) => {
+						this.children.forEach((item, index) => {
+							item.width = width
+						})
+					})
+				}, 50)
+			},
+			change(e) {
+				this.$emit('change', e)
+			},
+			_getSize(fn) {
+				// #ifndef APP-NVUE
+				uni.createSelectorQuery()
+					.in(this)
+					.select(`#${this.elId}`)
+					.boundingClientRect()
+					.exec(ret => {
+						this.width = parseInt((ret[0].width-1) / this.column) + 'px'
+						fn(this.width)
+					})
+				// #endif
+				// #ifdef APP-NVUE
+				dom.getComponentRect(this.$refs['uni-grid'], (ret) => {
+					this.width = parseInt((ret.size.width-1) / this.column)  + 'px'
+					fn(this.width)
+				})
+				// #endif
+			}
+		}
+	}
+</script>
+
+<style lang="scss" scoped>
+	.uni-grid-wrap {
+		/* #ifndef APP-NVUE */
+		display: flex;
+		/* #endif */
+		flex: 1;
+		flex-direction: column;
+		/* #ifdef H5 */
+		width: 100%;
+		/* #endif */
+	}
+
+	.uni-grid {
+		/* #ifndef APP-NVUE */
+		display: flex;
+		/* #endif */
+		// flex: 1;
+		flex-direction: row;
+		flex-wrap: wrap;
+	}
+
+	.uni-grid--border {
+		border-left-color: $uni-border-color;
+		border-left-style: solid;
+		border-left-width: 1px;
+	}
+</style>