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/*
* Copyright (C) 2012 Dominik Schürmann <dominik@dominikschuermann.de>
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.sufficientlysecure.keychain.ui.dialog;
import org.sufficientlysecure.keychain.Constants;
import org.sufficientlysecure.keychain.util.Log;
import org.sufficientlysecure.keychain.R;
import android.app.Activity;
import android.app.AlertDialog;
import android.app.Dialog;
import android.content.DialogInterface;
import android.os.Bundle;
import android.os.Message;
import android.os.Messenger;
import android.os.RemoteException;
import android.support.v4.app.DialogFragment;
import android.view.KeyEvent;
import android.view.LayoutInflater;
import android.view.View;
import android.view.WindowManager.LayoutParams;
import android.view.inputmethod.EditorInfo;
import android.widget.Button;
import android.widget.EditText;
import android.widget.TextView;
import android.widget.Toast;
import android.widget.TextView.OnEditorActionListener;
public class SetPassphraseDialogFragment extends DialogFragment implements OnEditorActionListener {
private static final String ARG_MESSENGER = "messenger";
private static final String ARG_TITLE = "title";
public static final int MESSAGE_OKAY = 1;
public static final String MESSAGE_NEW_PASSPHRASE = "new_passphrase";
private Messenger mMessenger;
private EditText mPassphraseEditText;
private EditText mPassphraseAgainEditText;
/**
* Creates new instance of this dialog fragment
*
* @param title
* title of dialog
* @param messenger
* to communicate back after setting the passphrase
* @return
*/
public static SetPassphraseDialogFragment newInstance(Messenger messenger, int title) {
SetPassphraseDialogFragment frag = new SetPassphraseDialogFragment();
Bundle args = new Bundle();
args.putInt(ARG_TITLE, title);
args.putParcelable(ARG_MESSENGER, messenger);
frag.setArguments(args);
return frag;
}
/**
* Creates dialog
*/
@Override
public Dialog onCreateDialog(Bundle savedInstanceState) {
final Activity activity = getActivity();
int title = getArguments().getInt(ARG_TITLE);
mMessenger = getArguments().getParcelable(ARG_MESSENGER);
AlertDialog.Builder alert = new AlertDialog.Builder(activity);
alert.setTitle(title);
alert.setMessage(R.string.enterPassPhraseTwice);
LayoutInflater inflater = activity.getLayoutInflater();
View view = inflater.inflate(R.layout.passphrase_repeat, null);
alert.setView(view);
mPassphraseEditText = (EditText) view.findViewById(R.id.passphrase_passphrase);
mPassphraseAgainEditText = (EditText) view.findViewById(R.id.passphrase_passphrase_again);
alert.setPositiveButton(android.R.string.ok, new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int id) {
dismiss();
String passPhrase1 = mPassphraseEditText.getText().toString();
String passPhrase2 = mPassphraseAgainEditText.getText().toString();
if (!passPhrase1.equals(passPhrase2)) {
Toast.makeText(
activity,
getString(R.string.errorMessage,
getString(R.string.passPhrasesDoNotMatch)), Toast.LENGTH_SHORT)
.show();
return;
}
if (passPhrase1.equals("")) {
Toast.makeText(
activity,
getString(R.string.errorMessage,
getString(R.string.passPhraseMustNotBeEmpty)),
Toast.LENGTH_SHORT).show();
return;
}
// return resulting data back to activity
Bundle data = new Bundle();
data.putString(MESSAGE_NEW_PASSPHRASE, passPhrase1);
sendMessageToHandler(MESSAGE_OKAY, data);
}
});
alert.setNegativeButton(android.R.string.cancel, new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int id) {
dismiss();
}
});
return alert.create();
}
@Override
public void onActivityCreated(Bundle arg0) {
super.onActivityCreated(arg0);
// request focus and open soft keyboard
mPassphraseEditText.requestFocus();
getDialog().getWindow().setSoftInputMode(LayoutParams.SOFT_INPUT_STATE_VISIBLE);
mPassphraseAgainEditText.setOnEditorActionListener(this);
}
/**
* Associate the "done" button on the soft keyboard with the okay button in the view
*/
@Override
public boolean onEditorAction(TextView v, int actionId, KeyEvent event) {
if (EditorInfo.IME_ACTION_DONE == actionId) {
AlertDialog dialog = ((AlertDialog) getDialog());
Button bt = dialog.getButton(AlertDialog.BUTTON_POSITIVE);
bt.performClick();
return true;
}
return false;
}
/**
* Send message back to handler which is initialized in a activity
*
* @param what
* Message integer you want to send
*/
private void sendMessageToHandler(Integer what, Bundle data) {
Message msg = Message.obtain();
msg.what = what;
if (data != null) {
msg.setData(data);
}
try {
mMessenger.send(msg);
} catch (RemoteException e) {
Log.w(Constants.TAG, "Exception sending message, Is handler present?", e);
} catch (NullPointerException e) {
Log.w(Constants.TAG, "Messenger is null!", e);
}
}
}
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