bocai_supplyChain/custom-tab-bar/index.js

const app = getApp();
Component({
	data: {
		isShow: false,
		toTop: false,
		selected: 0,
		color: "#444",
		selectedColor: "#1890ff",
		list: [
			{
				iconPath: "https://matripe-cms.oss-cn-beijing.aliyuncs.com/1shoudan/IOS/home.png",
				selectedIconPath: "https://matripe-cms.oss-cn-beijing.aliyuncs.com/1shoudan/IOS/home1.png",
				pagePath: "/pages/firstBill/index",
				text: "首页",
				index: 0,
			},
			{
				iconPath: "https://matripe-cms.oss-cn-beijing.aliyuncs.com/1shoudan/IOS/ksbm.svg",
				selectedIconPath: "https://matripe-cms.oss-cn-beijing.aliyuncs.com/1shoudan/IOS/ksbm.svg",
				pagePath: "/pages/newEnroll/enroll/index",
				// text: "消息",
				index: 1,
			},
			{
				iconPath: "https://matripe-cms.oss-cn-beijing.aliyuncs.com/1shoudan/IOS/wd.png",
				selectedIconPath: "https://matripe-cms.oss-cn-beijing.aliyuncs.com/1shoudan/IOS/wd1.png",
				pagePath: "/pages/mine/index",
				text: "我的",
				index: 2,
			},
		],
	},
	lifetimes: {
		show: function () {
			// 页面被展示
			console.log("tabbar show");
		},
		attached: function () {
			// 在组件实例进入页面节点树时执行
			console.log("tabbar attached");
		},
		detached: function () {
			// 在组件实例被从页面节点树移除时执行
		},
	},
	methods: {
		switchTab(e) {
			const data = e.currentTarget.dataset;
			const url = data.path;
			wx.vibrateShort({
				type: "heavy",
				success: function (e) {
					console.log(e);
				},
			});

			if (data.index == 0 && this.data.selected == 0) {
        if(this.data.toTop){
          app.globalData.toTop = 1;

        } else {
          app.globalData.refresh = 1
        }
			}

			if (!app.globalData.isLogin) {
				if (data.index == 1) {
					wx.navigateTo({
						url: "/pages/login/index",
					});
					return;
				}
			} else {
				if (data.index == 1) {
					if (app.globalData.loginUserInfo.agencyStatus != 1) {
						wx.navigateTo({
							url: "/pages/tobeAgency/index",
						});
					} else {
						wx.navigateTo({
							url,
						});
						// wx.redirectTo({});
					}
					return;
				}
			}
			// this.setData({
			// 	selected: data.index,
			// });
			wx.switchTab({ url });
		},
    touchMove(){
      return false
    }
	},
});