city-casereport/miniprogram_npm/tdesign-miniprogram/tab-bar/tab-bar.js
2023-12-06 14:22:42 +08:00

79 lines
2.6 KiB
JavaScript

var __decorate = (this && this.__decorate) || function (decorators, target, key, desc) {
var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;
if (typeof Reflect === "object" && typeof Reflect.decorate === "function") r = Reflect.decorate(decorators, target, key, desc);
else for (var i = decorators.length - 1; i >= 0; i--) if (d = decorators[i]) r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r;
return c > 3 && r && Object.defineProperty(target, key, r), r;
};
import { wxComponent, SuperComponent } from '../common/src/index';
import config from '../common/config';
import props from './props';
const { prefix } = config;
const classPrefix = `${prefix}-tab-bar`;
let Tabbar = class Tabbar extends SuperComponent {
constructor() {
super(...arguments);
this.relations = {
'../tab-bar-item/tab-bar-item': {
type: 'descendant',
},
};
this.externalClasses = [`${prefix}-class`];
this.backupValue = -1;
this.data = {
prefix,
classPrefix,
};
this.properties = props;
this.controlledProps = [
{
key: 'value',
event: 'change',
},
];
this.observers = {
value() {
this.updateChildren();
},
};
this.lifetimes = {
ready() {
this.showChildren();
},
};
this.methods = {
showChildren() {
const { value } = this.data;
this.$children.forEach((child) => {
if (child.properties.value === value) {
child.showSpread();
child.setData({ crowded: this.$children > 3 });
}
});
},
updateChildren() {
const { value } = this.data;
this.$children.forEach((child) => {
child.checkActive(value);
});
},
updateValue(value) {
this._trigger('change', { value });
},
changeOtherSpread(value) {
this.$children.forEach((child) => {
if (child.properties.value !== value) {
child.closeSpread();
}
});
},
initName() {
return (this.backupValue += 1);
},
};
}
};
Tabbar = __decorate([
wxComponent()
], Tabbar);
export default Tabbar;