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ceres-uniapp-master/uview-ui/components/u-grid/u-grid.vue 2.04 KB
3f535f30   杨鑫   '初始'
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  <template>
  	<view class="u-grid" :class="{'u-border-top u-border-left': border}" :style="[gridStyle]"><slot /></view>
  </template>
  
  <script>
  /**
   * grid 宫格布局
   * @description 宫格组件一般用于同时展示多个同类项目的场景,可以给宫格的项目设置徽标组件(badge),或者图标等,也可以扩展为左右滑动的轮播形式。
   * @tutorial https://www.uviewui.com/components/grid.html
   * @property {String Number} col 宫格的列数(默认3
   * @property {Boolean} border 是否显示宫格的边框(默认true
   * @property {Boolean} hover-class 点击宫格的时候,是否显示按下的灰色背景(默认false
   * @event {Function} click 点击宫格触发
   * @example <u-grid :col="3" @click="click"></u-grid>
   */
  export default {
  	name: 'u-grid',
  	props: {
  		// 分成几列
  		col: {
  			type: [Number, String],
  			default: 3
  		},
  		// 是否显示边框
  		border: {
  			type: Boolean,
  			default: true
  		},
  		// 宫格对齐方式,表现为数量少的时候,靠左,居中,还是靠右
  		align: {
  			type: String,
  			default: 'left'
  		},
  		// 宫格按压时的样式类,"none"为无效果
  		hoverClass: {
  			type: String,
  			default: 'u-hover-class'
  		}
  	},
  	data() {
  		return {
  			index: 0,
  		}
  	},
  	provide() {
  		return {
  			uGrid: this
  		}
  	},
  	computed: {
  		// 宫格对齐方式
  		gridStyle() {
  			let style = {};
  			switch(this.align) {
  				case 'left':
  					style.justifyContent = 'flex-start';
  					break;
  				case 'center':
  					style.justifyContent = 'center';
  					break;
  				case 'right':
  					style.justifyContent = 'flex-end';
  					break;
  				default: style.justifyContent = 'flex-start';
  			};
  			return style;
  		}
  	},
  	methods: {
  		click(index) {
  			this.$emit('click', index);
  		}
  	}
  	
  };
  </script>
  
  <style scoped lang="scss">
  @import "../../libs/css/style.components.scss";
  
  .u-grid {
  	width: 100%;
  	/* #ifdef MP */
  	position: relative;
  	box-sizing: border-box;
  	overflow: hidden;
  	/* #endif */
  	
  	/* #ifndef MP */
  	display: flex;
  	flex-wrap: wrap;
  	align-items: center;
  	/* #endif */
  }
  </style>