show scan button in TrustKeys only if there is something to scan

This commit is contained in:
Daniel Gultsch 2017-06-29 14:01:12 +02:00
parent cbbf6f439b
commit b2aae44645

View file

@ -25,6 +25,7 @@ import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Set;
import java.util.concurrent.atomic.AtomicBoolean;
import eu.siacs.conversations.Config;
import eu.siacs.conversations.R;
@ -52,6 +53,8 @@ public class TrustKeysActivity extends OmemoActivity implements OnKeyStatusUpdat
private Button mSaveButton;
private Button mCancelButton;
private AtomicBoolean mUseCameraHintShown = new AtomicBoolean(false);
private AxolotlService.FetchStatus lastFetchReport = AxolotlService.FetchStatus.SUCCESS;
private final Map<String, Boolean> ownKeysToTrust = new HashMap<>();
@ -114,11 +117,16 @@ public class TrustKeysActivity extends OmemoActivity implements OnKeyStatusUpdat
@Override
public boolean onCreateOptionsMenu(Menu menu) {
getMenuInflater().inflate(R.menu.trust_keys, menu);
MenuItem scanQrCode = menu.findItem(R.id.action_scan_qr_code);
scanQrCode.setVisible(ownKeysToTrust.size() > 0 || foreignActuallyHasKeys());
return super.onCreateOptionsMenu(menu);
}
private void showCameraToast() {
mUseCameraHintToast = Toast.makeText(this,R.string.use_camera_icon_to_scan_barcode,Toast.LENGTH_LONG);
ActionBar actionBar = getActionBar();
mUseCameraHintToast.setGravity(Gravity.TOP | Gravity.END, 0 ,actionBar == null ? 0 : actionBar.getHeight());
mUseCameraHintToast.show();
return super.onCreateOptionsMenu(menu);
}
@Override
@ -218,6 +226,10 @@ public class TrustKeysActivity extends OmemoActivity implements OnKeyStatusUpdat
}
}
if ((hasOwnKeys || foreignActuallyHasKeys()) && mUseCameraHintShown.compareAndSet(false,true)) {
showCameraToast();
}
ownKeysTitle.setText(mAccount.getJid().toBareJid().toString());
ownKeysCard.setVisibility(hasOwnKeys ? View.VISIBLE : View.GONE);
foreignKeys.setVisibility(hasForeignKeys ? View.VISIBLE : View.GONE);
@ -243,6 +255,17 @@ public class TrustKeysActivity extends OmemoActivity implements OnKeyStatusUpdat
}
}
private boolean foreignActuallyHasKeys() {
synchronized (this.foreignKeysToTrust) {
for (Map.Entry<Jid, Map<String, Boolean>> entry : foreignKeysToTrust.entrySet()) {
if (entry.getValue().size() > 0) {
return true;
}
}
}
return false;
}
private boolean reloadFingerprints() {
List<Jid> acceptedTargets = mConversation == null ? new ArrayList<Jid>() : mConversation.getAcceptedCryptoTargets();
ownKeysToTrust.clear();