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| import { VantComponent } from '../common/component';
| import { useChildren } from '../common/relation';
| import { getRect } from '../common/utils';
| VantComponent({
| relation: useChildren('tabbar-item', function () {
| this.updateChildren();
| }),
| props: {
| active: {
| type: null,
| observer: 'updateChildren',
| },
| activeColor: {
| type: String,
| observer: 'updateChildren',
| },
| inactiveColor: {
| type: String,
| observer: 'updateChildren',
| },
| fixed: {
| type: Boolean,
| value: true,
| observer: 'setHeight',
| },
| placeholder: {
| type: Boolean,
| observer: 'setHeight',
| },
| border: {
| type: Boolean,
| value: true,
| },
| zIndex: {
| type: Number,
| value: 1,
| },
| safeAreaInsetBottom: {
| type: Boolean,
| value: true,
| },
| },
| data: {
| height: 50,
| },
| methods: {
| updateChildren() {
| const { children } = this;
| if (!Array.isArray(children) || !children.length) {
| return;
| }
| children.forEach((child) => child.updateFromParent());
| },
| setHeight() {
| if (!this.data.fixed || !this.data.placeholder) {
| return;
| }
| wx.nextTick(() => {
| getRect(this, '.van-tabbar').then((res) => {
| this.setData({ height: res.height });
| });
| });
| },
| },
| });
|
|
