94 lines
3.6 KiB
Java
94 lines
3.6 KiB
Java
/*
|
|
* Copyright (C) 2017 Schürmann & Breitmoser GbR
|
|
*
|
|
* This program is free software: you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation, either version 3 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
package org.sufficientlysecure.keychain.ui;
|
|
|
|
|
|
import android.arch.lifecycle.ViewModelProviders;
|
|
import android.graphics.Bitmap;
|
|
import android.net.Uri;
|
|
import android.os.Bundle;
|
|
import android.support.v4.app.ActivityCompat;
|
|
import android.support.v7.widget.CardView;
|
|
import android.widget.ImageView;
|
|
|
|
import org.sufficientlysecure.keychain.Constants;
|
|
import org.sufficientlysecure.keychain.R;
|
|
import org.sufficientlysecure.keychain.model.SubKey.UnifiedKeyInfo;
|
|
import org.sufficientlysecure.keychain.ui.base.BaseActivity;
|
|
import org.sufficientlysecure.keychain.ui.keyview.UnifiedKeyInfoViewModel;
|
|
import org.sufficientlysecure.keychain.ui.util.KeyFormattingUtils;
|
|
import org.sufficientlysecure.keychain.ui.util.Notify;
|
|
import org.sufficientlysecure.keychain.ui.util.Notify.Style;
|
|
import org.sufficientlysecure.keychain.ui.util.QrCodeUtils;
|
|
|
|
|
|
public class QrCodeViewActivity extends BaseActivity {
|
|
public static final String EXTRA_MASTER_KEY_ID = "master_key_id";
|
|
|
|
private ImageView qrCodeImageView;
|
|
private Bitmap qrCode;
|
|
|
|
@Override
|
|
public void onCreate(Bundle savedInstanceState) {
|
|
super.onCreate(savedInstanceState);
|
|
|
|
setFullScreenDialogClose(v -> ActivityCompat.finishAfterTransition(QrCodeViewActivity.this));
|
|
|
|
qrCodeImageView = findViewById(R.id.qr_code_image);
|
|
CardView mQrCodeLayout = findViewById(R.id.qr_code_image_layout);
|
|
|
|
mQrCodeLayout.setOnClickListener(v -> ActivityCompat.finishAfterTransition(QrCodeViewActivity.this));
|
|
|
|
if (!getIntent().hasExtra(EXTRA_MASTER_KEY_ID)) {
|
|
throw new IllegalArgumentException("Missing required extra master_key_id");
|
|
}
|
|
|
|
UnifiedKeyInfoViewModel viewModel = ViewModelProviders.of(this).get(UnifiedKeyInfoViewModel.class);
|
|
viewModel.setMasterKeyId(getIntent().getLongExtra(EXTRA_MASTER_KEY_ID, 0L));
|
|
viewModel.getUnifiedKeyInfoLiveData(getApplicationContext()).observe(this, this::onLoadUnifiedKeyInfo);
|
|
|
|
qrCodeImageView.getViewTreeObserver().addOnGlobalLayoutListener(() -> {
|
|
if (qrCode != null) {
|
|
Bitmap scaled = Bitmap.createScaledBitmap(qrCode, qrCodeImageView.getWidth(), qrCodeImageView.getWidth(), false);
|
|
qrCodeImageView.setImageBitmap(scaled);
|
|
}
|
|
});
|
|
}
|
|
|
|
private void onLoadUnifiedKeyInfo(UnifiedKeyInfo unifiedKeyInfo) {
|
|
if (unifiedKeyInfo == null) {
|
|
Notify.create(this, R.string.error_key_not_found, Style.ERROR).show();
|
|
ActivityCompat.finishAfterTransition(QrCodeViewActivity.this);
|
|
return;
|
|
}
|
|
|
|
Uri uri = new Uri.Builder()
|
|
.scheme(Constants.FINGERPRINT_SCHEME)
|
|
.opaquePart(KeyFormattingUtils.convertFingerprintToHex(unifiedKeyInfo.fingerprint()))
|
|
.build();
|
|
qrCode = QrCodeUtils.getQRCodeBitmap(uri, 0);
|
|
|
|
qrCodeImageView.requestLayout();
|
|
}
|
|
|
|
@Override
|
|
protected void initLayout() {
|
|
setContentView(R.layout.qr_code_activity);
|
|
}
|
|
|
|
} |