android 指定跳转页面返回触发
private val requestDataLauncher =
//注册ActivityResult的观察者 当启动的Activity返回结果时 这个观察者会被触发
registerForActivityResult(ActivityResultContracts.StartActivityForResult()) { result ->
if (result.resultCode == 0) {
mAdapter.removeEmptyView()
srl.finishRefresh()
}
}
titleBar.setRightIcon(R.drawable.sdk_track_icon_edit) {
val intent = Intent(this, TrackEditActivity::class.java).apply {
putExtra(START_DATE,startDate)
}
//通过ActivityResult观察者启动一个Activity 并在其销毁后返回结果
requestDataLauncher.launch(intent)
}