新增订单管理，api

node_modules/uview-ui/components/u-slider/mpwxs.js

@@ -0,0 +1,42 @@
+export default {
+    data() {
+        return {
+            sliderRect: {},
+            info: {
+                width: null,
+                left: null,
+                step: this.step,
+                disabled: this.disabled,
+                min: this.min,
+                max: this.max,
+                value: this.value
+            }
+        }
+    },
+    mounted() {
+        this.init()
+    },
+    methods: {
+        init() {
+            this.getSliderRect()
+        },
+        // 获取slider尺寸
+        getSliderRect() {
+            // 获取滑块条的尺寸信息
+            uni.$u.sleep().then(() => {
+                this.$uGetRect('.u-slider').then((rect) => {
+                    this.info.width = rect.width
+                    this.info.left = rect.left
+                })
+            })
+        },
+        // 此方法由wxs调用，用于修改v-model绑定的值
+        updateValue(value) {
+            this.$emit('input', value)
+        },
+        // 此方法由wxs调用，发出事件
+        emitEvent(e) {
+            this.$emit(e.event, e.value ? e.value : this.value)
+        }
+    }
+}