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50 lines
1.1 KiB
JavaScript
50 lines
1.1 KiB
JavaScript
const app = getApp()
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Component({
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properties: {
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navbarData: {
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//navbarData 由父页面传递的数据，变量名字自命名
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type: Object,
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value: {},
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observer: function (newVal, oldVal) { }
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}
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},
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data: {
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height: '',
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//默认值 默认显示左上角
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navbarData: {
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showCapsule: 1
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},
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imageWidth: wx.getSystemInfoSync().windowWidth, // 背景图片的高度
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imageHeight: '' // 背景图片的长度，通过计算获取
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},
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attached: function () {
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// 获取是否是通过分享进入的小程序
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this.setData({
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share: app.globalData.share
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})
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// 定义导航栏的高度 方便对齐
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this.setData({
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height: app.globalData.height
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})
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},
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methods: {
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// 返回上一页面
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_navback() {
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wx.navigateBack()
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},
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// 计算图片高度
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imgLoaded(e) {
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this.setData({
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imageHeight:
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e.detail.height *
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(wx.getSystemInfoSync().windowWidth / e.detail.width)
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})
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}
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// //返回到首页
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// _backhome() {
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// wx.switchTab({
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// url: '/pages/index/index'
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// })
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// }
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}
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}) |