智慧宿舍系统小程序

wechat/miniprogram/node_modules/@vant/weapp/dist/dropdown-item/index.js

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+import { useParent } from '../common/relation';
+import { VantComponent } from '../common/component';
+VantComponent({
+  field: true,
+  relation: useParent('dropdown-menu', function () {
+    this.updateDataFromParent();
+  }),
+  props: {
+    value: {
+      type: null,
+      observer: 'rerender',
+    },
+    title: {
+      type: String,
+      observer: 'rerender',
+    },
+    disabled: Boolean,
+    titleClass: {
+      type: String,
+      observer: 'rerender',
+    },
+    options: {
+      type: Array,
+      value: [],
+      observer: 'rerender',
+    },
+    popupStyle: String,
+  },
+  data: {
+    transition: true,
+    showPopup: false,
+    showWrapper: false,
+    displayTitle: '',
+  },
+  methods: {
+    rerender() {
+      wx.nextTick(() => {
+        var _a;
+        (_a = this.parent) === null || _a === void 0
+          ? void 0
+          : _a.updateItemListData();
+      });
+    },
+    updateDataFromParent() {
+      if (this.parent) {
+        const {
+          overlay,
+          duration,
+          activeColor,
+          closeOnClickOverlay,
+          direction,
+        } = this.parent.data;
+        this.setData({
+          overlay,
+          duration,
+          activeColor,
+          closeOnClickOverlay,
+          direction,
+        });
+      }
+    },
+    onOpen() {
+      this.$emit('open');
+    },
+    onOpened() {
+      this.$emit('opened');
+    },
+    onClose() {
+      this.$emit('close');
+    },
+    onClosed() {
+      this.$emit('closed');
+      this.setData({ showWrapper: false });
+    },
+    onOptionTap(event) {
+      const { option } = event.currentTarget.dataset;
+      const { value } = option;
+      const shouldEmitChange = this.data.value !== value;
+      this.setData({ showPopup: false, value });
+      this.$emit('close');
+      this.rerender();
+      if (shouldEmitChange) {
+        this.$emit('change', value);
+      }
+    },
+    toggle(show, options = {}) {
+      var _a;
+      const { showPopup } = this.data;
+      if (typeof show !== 'boolean') {
+        show = !showPopup;
+      }
+      if (show === showPopup) {
+        return;
+      }
+      this.setData({
+        transition: !options.immediate,
+        showPopup: show,
+      });
+      if (show) {
+        (_a = this.parent) === null || _a === void 0
+          ? void 0
+          : _a.getChildWrapperStyle().then((wrapperStyle) => {
+              this.setData({ wrapperStyle, showWrapper: true });
+              this.rerender();
+            });
+      } else {
+        this.rerender();
+      }
+    },
+  },
+});