hwd6190128

fun Activity.hasOverlayPermission(): Boolean =
    if (Build.VERSION.SDK_INT >= 23) Settings.canDrawOverlays(this) else true

fun Activity.requestOverlayPermission(requestCode: Int) {
    if (Build.VERSION.SDK_INT >= 23) {
        val intent = Intent(
                Settings.ACTION_MANAGE_OVERLAY_PERMISSION, Uri.parse("package:$packageName"))
        startActivityForResult(intent, requestCode)
    }
}

hwd6190128

override fun onCreateView(inflater: LayoutInflater, container: ViewGroup?, savedInstanceState: Bundle?): View? {
    dialog?.window?.setFlags(
        WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE,
        WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE
    )
    activity?.run {
        dialog?.window?.decorView?.systemUiVisibility = this.window.decorView.systemUiVisibility
    }

    dialog?.setOnShowListener {

hwd6190128

// prefer one
private val immersiveRunnable = Runnable {
    immersiveMode(this@BaseActivity)
}

companion object {
    private const val INITIAL_HIDE_DELAY = 300L
}

hwd6190128

/**
 * Used as a wrapper for data that is exposed via a LiveData that represents an event.
 */
open class Event<out T>(private val content: T) {

    var hasBeenHandled = false
        private set // Allow external read but not write

    /**
     * Returns the content and prevents its use again.