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BiometricAuthenticator: rework logic and bugs

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Otherwise there's a frameworks bug that causes the fragment's activity
to become null.

Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
This commit is contained in:
Jason A. Donenfeld
2020-03-30 03:23:32 -06:00
parent d2721f2d7d
commit 09b40cdec7
3 changed files with 39 additions and 15 deletions
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ui/src/main/java/com/wireguard/android/preference/ZipExporterPreference.kt
+2 -1
View File
@@ -83,7 +83,8 @@ class ZipExporterPreference(context: Context, attrs: AttributeSet?) : Preference
override fun onClick() {
val prefActivity = FragmentUtils.getPrefActivity(this)
BiometricAuthenticator.authenticate(R.string.biometric_prompt_zip_exporter_title, prefActivity) {
val fragment = prefActivity.supportFragmentManager.fragments.first()
BiometricAuthenticator.authenticate(R.string.biometric_prompt_zip_exporter_title, fragment) {
when (it) {
// When we have successful authentication, or when there is no biometric hardware available.
is BiometricAuthenticator.Result.Success, is BiometricAuthenticator.Result.HardwareUnavailableOrDisabled -> {