109 lines
4.1 KiB
Java
109 lines
4.1 KiB
Java
/**
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package de.vanitasvitae.enigmandroid.layout;
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import android.app.AlertDialog;
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import android.app.Dialog;
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import android.content.DialogInterface;
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import android.text.Editable;
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import android.text.TextWatcher;
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import android.view.View;
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import android.widget.Button;
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import android.widget.EditText;
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import android.widget.Toast;
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import de.vanitasvitae.enigmandroid.MainActivity;
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import de.vanitasvitae.enigmandroid.R;
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/**
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* Builder for the dialog that is used to obtain a passphrase to generate
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* a enigma configuration from it.
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* Alternatively the user can enter the content String from a EnigmAndroid QR-Code here.
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* That would have the same effect as scanning the QR-Code.
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* Copyright (C) 2015 Paul Schaub
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*/
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public class PassphraseDialogBuilder
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{
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private final MainActivity main;
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private final View passphraseDialogView;
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private final EditText passphrase;
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private Button positive;
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public PassphraseDialogBuilder()
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{
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main = (MainActivity) MainActivity.ActivitySingleton.getInstance().getActivity();
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passphraseDialogView = View.inflate(main, R.layout.dialog_passphrase, null);
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passphrase = (EditText) passphraseDialogView.findViewById(R.id.passphrase);
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passphrase.addTextChangedListener(new TextWatcher() {
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@Override
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public void beforeTextChanged(CharSequence s, int start, int count, int after) {
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//Do nothing
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}
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@Override
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public void onTextChanged(CharSequence s, int start, int before, int count) {
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//Do nothing
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}
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@Override
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public void afterTextChanged(Editable s) {
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//Count input text and enable positive button if length > 0.
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//Disable else
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if(s.length() > 0) positive.setEnabled(true);
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else positive.setEnabled(false);
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}
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});
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}
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/**
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* create and show the dialog
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*/
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public void showDialog()
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{
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AlertDialog.Builder builder = new AlertDialog.Builder(main);
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builder.setTitle(R.string.hint_configuration);
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Dialog d = builder.setView(passphraseDialogView)
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.setCancelable(true)
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.setPositiveButton(R.string.dialog_positive, new DialogInterface.OnClickListener()
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{
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public void onClick(DialogInterface dialog, int id)
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{
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String pass = passphrase.getText().toString();
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if(pass.startsWith(MainActivity.APP_ID+"/"))
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{
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main.restoreStateFromCode(pass);
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Toast.makeText(main, R.string.dialog_passphrase_was_coded_state, Toast.LENGTH_LONG).show();
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}
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else
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{
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main.applyStateFromSeed(pass);
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String message = String.format(main.getResources().getString(
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R.string.dialog_passphrase_set), " \'"+pass+"\'");
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Toast.makeText(main, message, Toast.LENGTH_LONG).show();
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}
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}
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})
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.setNegativeButton(R.string.dialog_negative, new DialogInterface.OnClickListener() {
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public void onClick(DialogInterface dialog, int id) {
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dialog.cancel();
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Toast.makeText(main, R.string.dialog_abort,
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Toast.LENGTH_SHORT).show();
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}
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}).create();
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d.show();
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positive = ((AlertDialog)d).getButton(AlertDialog.BUTTON_POSITIVE);
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positive.setEnabled(false);
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}
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} |