Files
zt-closet-wxmini-frontend/miniprogram/components/navigation-bar/navigation-bar.ts
T
2026-09-13 02:28:46 +08:00

130 lines
3.4 KiB
TypeScript

import { logger } from '../../utils/logger'
// 日志模块名
const LOG = 'navigation-bar'
Component({
options: {
multipleSlots: true // 在组件定义时的选项中启用多slot支持
},
/**
* 组件的属性列表
*/
properties: {
extClass: {
type: String,
value: ''
},
title: {
type: String,
value: ''
},
background: {
type: String,
value: ''
},
color: {
type: String,
value: ''
},
back: {
type: Boolean,
value: true
},
loading: {
type: Boolean,
value: false
},
homeButton: {
type: Boolean,
value: false,
},
animated: {
// 显示隐藏的时候opacity动画效果
type: Boolean,
value: true
},
show: {
// 显示隐藏导航,隐藏的时候navigation-bar的高度占位还在
type: Boolean,
value: true,
observer: '_showChange'
},
// back为true的时候,返回的页面深度
delta: {
type: Number,
value: 1
},
},
/**
* 组件的初始数据
*/
data: {
displayStyle: '',
ios: false,
innerPaddingRight: '',
leftWidth: '',
safeAreaTop: ''
},
lifetimes: {
attached() {
const rect = wx.getMenuButtonBoundingClientRect()
const apply = (windowWidth: number, platform: string, safeTop: number) => {
const isAndroid = platform === 'android'
const isDevtools = platform === 'devtools'
this.setData({
ios: !isAndroid,
innerPaddingRight: `padding-right: ${windowWidth - rect.left}px`,
leftWidth: `width: ${windowWidth - rect.left}px`,
safeAreaTop: isDevtools || isAndroid ? `height: calc(var(--height) + ${safeTop}px); padding-top: ${safeTop}px` : ``
})
}
// wx.getSystemInfo 已废弃(基础库 2.20.1+ 拆分接口),改用同步的 window/device 接口
const wxAny = wx as any
if (typeof wxAny.getWindowInfo === 'function') {
const win = wxAny.getWindowInfo()
const dev = typeof wxAny.getDeviceInfo === 'function' ? wxAny.getDeviceInfo() : {}
apply(win.windowWidth, dev.platform || win.platform || '', win.safeArea ? win.safeArea.top : 0)
logger.debug(LOG, '布局计算完成, 窗口宽=', win.windowWidth, '平台=', dev.platform || win.platform)
return
}
// 低版本基础库走废弃接口兜底
logger.warn(LOG, 'getWindowInfo 不可用,降级到已废弃的 wx.getSystemInfo')
wx.getSystemInfo({
success: (res) => apply(res.windowWidth, res.platform, res.safeArea ? res.safeArea.top : 0)
})
},
},
/**
* 组件的方法列表
*/
methods: {
_showChange(show: boolean) {
const animated = this.data.animated
let displayStyle = ''
if (animated) {
displayStyle = `opacity: ${
show ? '1' : '0'
};transition:opacity 0.5s;`
} else {
displayStyle = `display: ${show ? '' : 'none'}`
}
this.setData({
displayStyle
})
},
back() {
const data = this.data
if (data.delta) {
logger.debug(LOG, '返回上一页, delta=', data.delta)
wx.navigateBack({
delta: data.delta,
fail: (e) => logger.warn(LOG, 'navigateBack 失败, err=', e && e.errMsg)
})
}
this.triggerEvent('back', { delta: data.delta }, {})
}
},
})