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node_modules/uview-ui/components/u-steps/u-steps.vue 2.09 KB
c7add6cf   “wangming”   初始版本开发完毕
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  <template>
  	<view
  	    class="u-steps"
  	    :class="[`u-steps--${direction}`]"
  	>
  		<slot></slot>
  	</view>
  </template>
  
  <script>
  	import props from './props.js';
  	/**
  	 * Steps 步骤条
  	 * @description 该组件一般用于完成一个任务要分几个步骤,标识目前处于第几步的场景。
  	 * @tutorial https://uviewui.com/components/steps.html
  	 * @property {String}			direction		row-横向,column-竖向 (默认 'row' )
  	 * @property {String | Number}	current			设置当前处于第几步 (默认 0 )
  	 * @property {String}			activeColor		激活状态颜色 (默认 '#3c9cff' )
  	 * @property {String}			inactiveColor	未激活状态颜色 (默认 '#969799' )
  	 * @property {String}			activeIcon		激活状态的图标
  	 * @property {String}			inactiveIcon	未激活状态图标 
  	 * @property {Boolean}			dot				是否显示点类型 (默认 false )
  	 * @example <u-steps current="0"><u-steps-item title="已出库" desc="10:35" ></u-steps-item></u-steps>
  	 */
  	export default {
  		name: 'u-steps',
  		mixins: [uni.$u.mpMixin, uni.$u.mixin, props],
  		data() {
  			return {
  			}
  		},
  		watch: {
  			children() {
  				this.updateChildData()
  			},
  			parentData() {
  				this.updateChildData()
  			}
  		},
  		computed: {
  			// 监听参数的变化,通过watch中,手动去更新子组件的数据,否则子组件不会自动变化
  			parentData() {
  				return [this.current, this.direction, this.activeColor, this.inactiveColor, this.activeIcon, this.inactiveIcon, this.dot]
  			}
  		},
  		methods: {
  			// 更新子组件的数据
  			updateChildData() {
  				this.children.map(child => {
  					// 先判断子组件是否存在对应的方法
  					uni.$u.test.func((child || {}).updateFromParent()) && child.updateFromParent()
  				})
  			},
  			// 接受子组件的通知,去修改其他子组件的数据
  			updateFromChild() {
  				this.updateChildData()
  			}
  		},
  		created() {
  			this.children = []
  		}
  	}
  </script>
  
  <style lang="scss" scoped>
  	@import "../../libs/css/components.scss";
  
  	.u-steps {
  		@include flex;
  
  		&--column {
  			flex-direction: column
  		}
  
  		&--row {
  			flex-direction: row;
  			flex: 1;
  		}
  	}
  </style>