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open-keychain
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Code Issues Releases Wiki Activity

preserve state in DecryptTextActivity

This commit is contained in:
Vincent Breitmoser 2015-05-28 18:55:34 +02:00
parent 34c26fe5d1
commit 1deb5dbfda
5 changed files with 56 additions and 27 deletions
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25
OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/DecryptFragment.java
View File

@ -60,6 +60,7 @@ public abstract class DecryptFragment extends CryptoOperationFragment implements
LoaderManager.LoaderCallbacks<Cursor> {
public static final int LOADER_ID_UNIFIED = 0;
public static final String ARG_DECRYPT_VERIFY_RESULT = "decrypt_verify_result";
protected LinearLayout mResultLayout;
protected ImageView mEncryptionIcon;
@ -75,6 +76,7 @@ public abstract class DecryptFragment extends CryptoOperationFragment implements
private LinearLayout mErrorOverlayLayout;
private OpenPgpSignatureResult mSignatureResult;
private DecryptVerifyResult mDecryptVerifyResult;
@Override
public void onViewCreated(View view, Bundle savedInstanceState) {
@ -105,6 +107,27 @@ public abstract class DecryptFragment extends CryptoOperationFragment implements
});
}
@Override
public void onSaveInstanceState(Bundle outState) {
super.onSaveInstanceState(outState);
outState.putParcelable(ARG_DECRYPT_VERIFY_RESULT, mDecryptVerifyResult);
}
@Override
public void onViewStateRestored(Bundle savedInstanceState) {
super.onViewStateRestored(savedInstanceState);
if (savedInstanceState == null) {
return;
}
DecryptVerifyResult result = savedInstanceState.getParcelable(ARG_DECRYPT_VERIFY_RESULT);
if (result != null) {
loadVerifyResult(result);
}
}
private void lookupUnknownKey(long unknownKeyId) {
// Message is received after importing is done in KeychainIntentService
@ -183,7 +206,9 @@ public abstract class DecryptFragment extends CryptoOperationFragment implements
*/
protected void loadVerifyResult(DecryptVerifyResult decryptVerifyResult) {
mDecryptVerifyResult = decryptVerifyResult;
mSignatureResult = decryptVerifyResult.getSignatureResult();
mResultLayout.setVisibility(View.VISIBLE);
// unsigned data

26
OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/DecryptTextActivity.java
View File

@ -21,6 +21,7 @@ package org.sufficientlysecure.keychain.ui;
import android.app.Activity;
import android.content.Intent;
import android.os.Bundle;
import android.support.v4.app.Fragment;
import android.text.TextUtils;
import android.view.View;
import android.widget.Toast;
@ -46,8 +47,6 @@ public class DecryptTextActivity extends BaseActivity {
// intern
public static final String ACTION_DECRYPT_FROM_CLIPBOARD = Constants.INTENT_PREFIX + "DECRYPT_TEXT_FROM_CLIPBOARD";
DecryptTextFragment mFragment;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
@ -148,6 +147,10 @@ public class DecryptTextActivity extends BaseActivity {
extras = new Bundle();
}
if (savedInstanceState != null) {
return;
}
if (Intent.ACTION_SEND.equals(action) && type != null) {
Log.d(Constants.TAG, "ACTION_SEND");
Log.logDebugBundle(extras, "SEND extras");
@ -158,7 +161,7 @@ public class DecryptTextActivity extends BaseActivity {
sharedText = getPgpContent(sharedText);
if (sharedText != null) {
loadFragment(savedInstanceState, sharedText);
loadFragment(sharedText);
} else {
Log.e(Constants.TAG, "EXTRA_TEXT does not contain PGP content!");
Toast.makeText(this, R.string.error_invalid_data, Toast.LENGTH_LONG).show();
@ -176,7 +179,7 @@ public class DecryptTextActivity extends BaseActivity {
extraText = getPgpContent(extraText);
if (extraText != null) {
loadFragment(savedInstanceState, extraText);
loadFragment(extraText);
} else {
Log.e(Constants.TAG, "EXTRA_TEXT does not contain PGP content!");
Toast.makeText(this, R.string.error_invalid_data, Toast.LENGTH_LONG).show();
@ -189,7 +192,7 @@ public class DecryptTextActivity extends BaseActivity {
String text = getPgpContent(clipboardText);
if (text != null) {
loadFragment(savedInstanceState, text);
loadFragment(text);
} else {
returnInvalidResult();
}
@ -209,21 +212,14 @@ public class DecryptTextActivity extends BaseActivity {
finish();
}
private void loadFragment(Bundle savedInstanceState, String ciphertext) {
// However, if we're being restored from a previous state,
// then we don't need to do anything and should return or else
// we could end up with overlapping fragments.
if (savedInstanceState != null) {
return;
}
private void loadFragment(String ciphertext) {
// Create an instance of the fragment
mFragment = DecryptTextFragment.newInstance(ciphertext);
Fragment frag = DecryptTextFragment.newInstance(ciphertext);
// Add the fragment to the 'fragment_container' FrameLayout
// NOTE: We use commitAllowingStateLoss() to prevent weird crashes!
getSupportFragmentManager().beginTransaction()
.replace(R.id.decrypt_text_fragment_container, mFragment)
.replace(R.id.decrypt_text_fragment_container, frag)
.commitAllowingStateLoss();
// do it immediately!
getSupportFragmentManager().executePendingTransactions();

27
OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/DecryptTextFragment.java
View File

@ -28,8 +28,6 @@ import android.view.MenuInflater;
import android.view.MenuItem;
import android.view.View;
import android.view.ViewGroup;
import android.widget.Button;
import android.widget.LinearLayout;
import android.widget.TextView;
import org.sufficientlysecure.keychain.Constants;
@ -48,17 +46,15 @@ import java.io.UnsupportedEncodingException;
public class DecryptTextFragment extends DecryptFragment {
public static final String ARG_CIPHERTEXT = "ciphertext";
public static final String ARG_SHOW_MENU = "show_menu";
// view
private TextView mText;
// model
private String mCiphertext;
private boolean mShowMenuOptions = false;
private boolean mShowMenuOptions;
/**
* Creates new instance of this fragment
*/
public static DecryptTextFragment newInstance(String ciphertext) {
DecryptTextFragment frag = new DecryptTextFragment();
@ -115,11 +111,24 @@ public class DecryptTextFragment extends DecryptFragment {
setHasOptionsMenu(true);
String ciphertext = getArguments().getString(ARG_CIPHERTEXT);
if (ciphertext != null) {
mCiphertext = ciphertext;
Bundle args = savedInstanceState == null ? getArguments() : savedInstanceState;
mCiphertext = args.getString(ARG_CIPHERTEXT);
mShowMenuOptions = args.getBoolean(ARG_SHOW_MENU, false);
if (savedInstanceState == null) {
cryptoOperation(new CryptoInputParcel());
}
}
@Override
public void onSaveInstanceState(Bundle outState) {
super.onSaveInstanceState(outState);
outState.putString(ARG_CIPHERTEXT, mCiphertext);
outState.putBoolean(ARG_SHOW_MENU, mShowMenuOptions);
// no need to save the decrypted text, it's in the textview
}
@Override

2
OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/util/KeyFormattingUtils.java
View File

@ -219,7 +219,7 @@ public class KeyFormattingUtils {
// NOTE: Even though v3 keys are not imported we need to support both fingerprints for
// display/comparison before import
if (fingerprint.length != 16 && fingerprint.length != 20) {
throw new AssertionError("No valid v3 or v4 fingerprint!");
throw new IllegalArgumentException("No valid v3 or v4 fingerprint!");
}
return Hex.toHexString(fingerprint).toLowerCase(Locale.ENGLISH);

3
OpenKeychain/src/main/res/layout/toolbar_result_decrypt.xml
View File

@ -26,8 +26,7 @@
android:paddingLeft="16dp"
android:paddingRight="16dp"
android:paddingTop="4dp"
android:paddingBottom="4dp"
android:animateLayoutChanges="true">
android:paddingBottom="4dp">
<LinearLayout
android:orientation="horizontal"