Page({ onShareAppMessage() { return { title: '用户截屏事件', path: 'packageAPI/pages/device/capture-screen/capture-screen' } }, data: { theme: 'light', captured: false, }, onLoad() { this.setData({ theme: wx.getSystemInfoSync().theme || 'light' }) if (wx.onThemeChange) { wx.onThemeChange(({theme}) => { this.setData({theme}) }) } wx.onUserCaptureScreen(() => { this.setData({ captured: true }) }) } })