Java tutorial
package com.breadwallet.presenter.activities; import android.annotation.TargetApi; import android.app.Activity; import android.app.AlertDialog; import android.content.BroadcastReceiver; import android.content.DialogInterface; import android.content.Intent; import android.content.IntentFilter; import android.content.pm.ApplicationInfo; import android.content.pm.PackageManager; import android.graphics.Bitmap; import android.graphics.Point; import android.net.Uri; import android.os.Build; import android.os.Bundle; import android.os.Handler; import android.support.annotation.NonNull; import android.support.v4.app.FragmentActivity; import android.util.Log; import android.view.KeyEvent; import android.view.View; import android.view.Window; import android.view.WindowManager; import android.widget.Button; import android.widget.ImageView; import android.widget.ProgressBar; import android.widget.RelativeLayout; import android.widget.TextView; import android.widget.ViewFlipper; import com.breadwallet.R; import com.breadwallet.BreadWalletApp; import com.breadwallet.presenter.customviews.BubbleTextView; import com.breadwallet.presenter.entities.BRMerkleBlockEntity; import com.breadwallet.presenter.entities.BlockEntity; import com.breadwallet.presenter.fragments.FragmentScanResult; import com.breadwallet.presenter.fragments.FragmentSettings; import com.breadwallet.tools.animation.BRAnimator; import com.breadwallet.tools.sqlite.SQLiteManager; import com.breadwallet.tools.sqlite.TransactionDataSource; import com.breadwallet.tools.util.BRConstants; import com.breadwallet.tools.manager.CurrencyManager; import com.breadwallet.tools.util.NetworkChangeReceiver; import com.breadwallet.tools.manager.SharedPreferencesManager; import com.breadwallet.tools.security.PostAuthenticationProcessor; import com.breadwallet.tools.security.RequestHandler; import com.breadwallet.tools.security.RootHelper; import com.breadwallet.tools.adapter.CustomPagerAdapter; import com.breadwallet.tools.adapter.MiddleViewAdapter; import com.breadwallet.tools.adapter.ParallaxViewPager; import com.breadwallet.tools.animation.SpringAnimator; import com.breadwallet.tools.security.KeyStoreManager; import com.breadwallet.tools.util.Utils; import com.breadwallet.wallet.BRPeerManager; import com.breadwallet.wallet.BRWalletManager; import com.google.firebase.crash.FirebaseCrash; import com.platform.APIClient; import com.platform.middlewares.plugins.CameraPlugin; import com.platform.middlewares.plugins.GeoLocationPlugin; import java.math.BigDecimal; import java.util.HashMap; import java.util.Locale; import java.util.Map; import java.util.Observable; import java.util.Observer; import static com.breadwallet.tools.util.BRConstants.PLATFORM_ON; /** * BreadWallet * <p/> * Created by Mihail Gutan <mihail@breadwallet.com> on 8/4/15. * Copyright (c) 2016 breadwallet LLC * <p/> * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * <p/> * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * <p/> * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN * THE SOFTWARE. */ public class MainActivity extends FragmentActivity implements Observer { private static final String TAG = MainActivity.class.getName(); public static MainActivity app; public RelativeLayout pageIndicator; private ImageView pageIndicatorLeft; private ImageView pageIndicatorRight; private Map<String, Integer> burgerButtonMap; private Button burgerButton; public Button lockerButton; public TextView pay; private ProgressBar syncProgressBar; private TextView syncProgressText; public ParallaxViewPager parallaxViewPager; public ViewFlipper viewFlipper; public ViewFlipper lockerPayFlipper; private RelativeLayout networkErrorBar; private final NetworkChangeReceiver receiver = new NetworkChangeReceiver(); public static final Point screenParametersPoint = new Point(); private int middleViewState = 0; private BroadcastReceiver mPowerKeyReceiver = null; private int middleBubbleBlocksCount = 0; private static int MODE = BRConstants.RELEASE; public BubbleTextView middleBubble1; public BubbleTextView middleBubble2; public BubbleTextView middleBubbleBlocks; public BubbleTextView qrBubble1; public BubbleTextView qrBubble2; public BubbleTextView sendBubble1; public BubbleTextView sendBubble2; private ToastUpdater toastUpdater; public static boolean appInBackground = false; static { System.loadLibrary("core"); } @Override protected void onCreate(Bundle savedInstanceState) { // if (savedInstanceState != null) // savedInstanceState.clear(); super.onCreate(null); setContentView(R.layout.activity_main); app = this; initializeViews(); Utils.printPhoneSpecs(); getWindowManager().getDefaultDisplay().getSize(screenParametersPoint); checkDeviceRooted(); if (Utils.isEmulatorOrDebug(this)) { MODE = BRConstants.DEBUG; Log.i(TAG, "DEBUG MODE!"); } setListeners(); BRAnimator.scaleView(pageIndicatorLeft, 1f, BRConstants.PAGE_INDICATOR_SCALE_UP, 1f, BRConstants.PAGE_INDICATOR_SCALE_UP); setStatusBarColor(); setUrlHandler(getIntent()); if (PLATFORM_ON) APIClient.getInstance(this).updatePlatform(); } @Override protected void onSaveInstanceState(Bundle outState) { } private void setStatusBarColor() { Window window = getWindow(); window.clearFlags(WindowManager.LayoutParams.FLAG_TRANSLUCENT_STATUS); window.addFlags(WindowManager.LayoutParams.FLAG_DRAWS_SYSTEM_BAR_BACKGROUNDS); window.setStatusBarColor(getColor(R.color.status_bar)); } private void setUrlHandler(Intent intent) { Uri data = intent.getData(); if (data == null) return; String scheme = data.getScheme(); if (scheme != null && (scheme.startsWith("bitcoin") || scheme.startsWith("bitid"))) { String str = intent.getDataString(); RequestHandler.processRequest(this, str); } } @Override protected void onNewIntent(Intent intent) { super.onNewIntent(intent); setUrlHandler(intent); } private void setListeners() { pay.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { if (BRAnimator.checkTheMultipressingAvailability()) { hideAllBubbles(); String amountHolder = FragmentScanResult.instance.getBitcoinValue().value; String addressHolder = FragmentScanResult.address; String multiplyBy = "100"; int unit = SharedPreferencesManager.getCurrencyUnit(app); if (unit == BRConstants.CURRENT_UNIT_MBITS) multiplyBy = "100000"; if (unit == BRConstants.CURRENT_UNIT_BITCOINS) multiplyBy = "100000000"; BRWalletManager.getInstance(app).pay(addressHolder, new BigDecimal(amountHolder).multiply(new BigDecimal(multiplyBy)), null, false); } } }); pay.setFilterTouchesWhenObscured(true); viewFlipper.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { if (BRAnimator.scanResultFragmentOn) return; if (MiddleViewAdapter.getSyncing() && BRAnimator.level == 0) { hideAllBubbles(); if (middleBubbleBlocksCount == 0) { middleBubbleBlocksCount = 1; middleBubbleBlocks.setVisibility(View.VISIBLE); SpringAnimator.showBubbleAnimation(middleBubbleBlocks); if (toastUpdater != null) { toastUpdater.interrupt(); } toastUpdater = null; toastUpdater = new ToastUpdater(); toastUpdater.start(); } else { middleBubbleBlocksCount = 0; middleBubbleBlocks.setVisibility(View.GONE); } return; } if (BRAnimator.level == 0 && BreadWalletApp.unlocked) { hideAllBubbles(); if (middleViewState == 0) { middleBubble2.setVisibility(View.GONE); middleBubble1.setVisibility(View.VISIBLE); SpringAnimator.showBubbleAnimation(middleBubble1); middleViewState++; } else if (middleViewState == 1) { middleBubble2.setVisibility(View.VISIBLE); SpringAnimator.showBubbleAnimation(middleBubble2); middleBubble1.setVisibility(View.GONE); middleViewState++; } else { hideAllBubbles(); middleViewState = 0; } } } }); burgerButton.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { hideAllBubbles(); SpringAnimator.showAnimation(burgerButton); if (BRAnimator.level > 1 || BRAnimator.scanResultFragmentOn || BRAnimator.decoderFragmentOn) { onBackPressed(); } else { //check multi pressing availability here, because method onBackPressed does the checking as well. if (BRAnimator.checkTheMultipressingAvailability()) { BRAnimator.pressMenuButton(app); } } } }); lockerButton.setOnClickListener(new View.OnClickListener() { @TargetApi(Build.VERSION_CODES.LOLLIPOP) @Override public void onClick(View v) { hideAllBubbles(); if (BRAnimator.checkTheMultipressingAvailability()) { SpringAnimator.showAnimation(lockerButton); if (!KeyStoreManager.getPassCode(app).isEmpty()) ((BreadWalletApp) getApplication()).promptForAuthentication(app, BRConstants.AUTH_FOR_GENERAL, null, null, null, null, false); } } }); networkErrorBar.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View view) { view.setVisibility(View.GONE); new Handler().postDelayed(new Runnable() { @Override public void run() { BRPeerManager.getInstance(app).refreshConnection(); } }, 400); } }); } private void checkDeviceRooted() { final boolean hasBitcoin = CurrencyManager.getInstance(this).getBALANCE() > 0; boolean isDebuggable = 0 != (getApplicationInfo().flags &= ApplicationInfo.FLAG_DEBUGGABLE); if (RootHelper.isDeviceRooted() && !isDebuggable) { new Handler().postDelayed(new Runnable() { @Override public void run() { if (app == null) { Log.e(TAG, "WARNING: checkDeviceRooted: app - null"); return; } AlertDialog.Builder builder = new AlertDialog.Builder(app); builder.setTitle(R.string.device_security_compromised) .setMessage(String.format(getString(R.string.rooted_message), hasBitcoin ? getString(R.string.rooted_message_holder1) : "")) .setCancelable(false) .setNegativeButton(getString(R.string.ok), new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) { dialog.cancel(); } }); AlertDialog alert = builder.create(); if (app != null && !app.isDestroyed()) alert.show(); } }, 10000); } } @Override protected void onRestart() { super.onRestart(); app = this; } @Override protected void onResume() { super.onResume(); ((BreadWalletApp) getApplicationContext()).setUnlocked(false); appInBackground = false; middleViewState = 0; middleBubbleBlocksCount = 0; new Thread(new Runnable() { @Override public void run() { try { Thread.sleep(500); } catch (InterruptedException e) { e.printStackTrace(); } BRWalletManager.getInstance(app).setUpTheWallet(); } }).start(); app = this; final BRWalletManager m = BRWalletManager.getInstance(this); CurrencyManager currencyManager = CurrencyManager.getInstance(this); currencyManager.startTimer(); currencyManager.deleteObservers(); currencyManager.addObserver(this); final boolean isNetworkAvailable = ((BreadWalletApp) getApplication()).hasInternetAccess(); networkErrorBar.setVisibility(isNetworkAvailable ? View.GONE : View.VISIBLE); lockerButton.setVisibility(BreadWalletApp.unlocked ? View.INVISIBLE : View.VISIBLE); startStopReceiver(true); BRPeerManager.getInstance(app).refreshConnection(); new Handler().postDelayed(new Runnable() { @Override public void run() { BRWalletManager.getInstance(app).askForPasscode(); } }, 1000); if (!m.isPasscodeEnabled(this)) { //Device passcode/password should be enabled for the app to work ((BreadWalletApp) getApplication()).showDeviceNotSecuredWarning(this); } new Handler().postDelayed(new Runnable() { @Override public void run() { if (SharedPreferencesManager.getPhraseWroteDown(app)) return; long balance = CurrencyManager.getInstance(app).getBALANCE(); int limit = SharedPreferencesManager.getLimit(app); if (balance > limit) BRWalletManager.getInstance(app).animateSavePhraseFlow(); } }, 4000); BRWalletManager.refreshAddress(); checkUnlockedTooLong(); } @Override protected void onPause() { super.onPause(); appInBackground = true; CurrencyManager.getInstance(this).stopTimerTask(); startStopReceiver(false); } @Override protected void onStop() { super.onStop(); } @Override protected void onDestroy() { super.onDestroy(); finish(); BRAnimator.level = 0; unregisterScreenLockReceiver(); //sync the kv stores if (PLATFORM_ON) APIClient.getInstance(this).syncKvStore(); } /** * Initializes all the views and components */ private void initializeViews() { pay = (TextView) findViewById(R.id.main_button_pay); networkErrorBar = (RelativeLayout) findViewById(R.id.main_internet_status_bar); burgerButton = (Button) findViewById(R.id.main_button_burger); lockerPayFlipper = (ViewFlipper) findViewById(R.id.locker_pay_flipper); viewFlipper = (ViewFlipper) MainActivity.app.findViewById(R.id.middle_view_flipper); lockerButton = (Button) findViewById(R.id.main_button_locker); pageIndicator = (RelativeLayout) findViewById(R.id.main_pager_indicator); pageIndicatorLeft = (ImageView) findViewById(R.id.circle_indicator_left); syncProgressBar = (ProgressBar) findViewById(R.id.sync_progress_bar); syncProgressText = (TextView) findViewById(R.id.sync_progress_text); pageIndicatorRight = (ImageView) findViewById(R.id.circle_indicator_right); pageIndicatorLeft.setImageResource(R.drawable.circle_indicator); pageIndicatorRight.setImageResource(R.drawable.circle_indicator); CustomPagerAdapter pagerAdapter = new CustomPagerAdapter(getFragmentManager()); burgerButtonMap = new HashMap<>(); parallaxViewPager = ((ParallaxViewPager) findViewById(R.id.main_viewpager)); parallaxViewPager.setOverlapPercentage(0.99f).setAdapter(pagerAdapter); parallaxViewPager.setBackgroundResource(R.drawable.backgroundmain); burgerButtonMap.put("burger", R.drawable.burger); burgerButtonMap.put("close", R.drawable.x); burgerButtonMap.put("back", R.drawable.navigationback); middleBubble1 = (BubbleTextView) findViewById(R.id.middle_bubble_tip1); middleBubble2 = (BubbleTextView) findViewById(R.id.middle_bubble_tip2); middleBubble2.setText(String.format(getString(R.string.middle_view_tip_second), BRConstants.bitcoinLowercase, BRConstants.bitcoinLowercase + "1,000,000")); middleBubbleBlocks = (BubbleTextView) findViewById(R.id.middle_bubble_blocks); qrBubble1 = (BubbleTextView) findViewById(R.id.qr_bubble1); qrBubble2 = (BubbleTextView) findViewById(R.id.qr_bubble2); } //check if the user hasn't used the passcode in 2 weeks or more and ask for it private void checkUnlockedTooLong() { String pass = KeyStoreManager.getPassCode(this); long passTime = KeyStoreManager.getLastPasscodeUsedTime(this); if (pass.length() == 4 && (passTime + BRConstants.PASS_CODE_TIME_LIMIT <= System.currentTimeMillis())) { ((BreadWalletApp) getApplication()).promptForAuthentication(this, BRConstants.AUTH_FOR_GENERAL, null, null, null, null, true); } } @Override public boolean onKeyDown(int keyCode, KeyEvent event) { if (keyCode == KeyEvent.KEYCODE_MENU) { if (BRAnimator.level > 1 || BRAnimator.scanResultFragmentOn || BRAnimator.decoderFragmentOn) { this.onBackPressed(); } else if (BRAnimator.checkTheMultipressingAvailability()) { BRAnimator.pressMenuButton(app); } } // let the system handle all other key events return super.onKeyDown(keyCode, event); } @Override public void onBackPressed() { if (BRAnimator.checkTheMultipressingAvailability()) { if (BRAnimator.wipeWalletOpen) { BRAnimator.pressWipeWallet(this, new FragmentSettings()); activityButtonsEnable(true); return; } //switch the level of fragments creation. switch (BRAnimator.level) { case 0: if (BRAnimator.decoderFragmentOn) { BRAnimator.hideDecoderFragment(); break; } if (BRAnimator.scanResultFragmentOn) { BRAnimator.hideScanResultFragment(); break; } super.onBackPressed(); break; case 1: BRAnimator.pressMenuButton(this); BRAnimator.hideDecoderFragment(); break; default: BRAnimator.animateSlideToRight(this); break; } } } /** * Sets the little circle indicator to the selected page * * @patam x The page for the indicator to be shown */ public void setPagerIndicator(int x) { if (x == 0) { BRAnimator.scaleView(pageIndicatorLeft, 1f, BRConstants.PAGE_INDICATOR_SCALE_UP, 1f, BRConstants.PAGE_INDICATOR_SCALE_UP); BRAnimator.scaleView(pageIndicatorRight, BRConstants.PAGE_INDICATOR_SCALE_UP, 1f, BRConstants.PAGE_INDICATOR_SCALE_UP, 1f); } else if (x == 1) { BRAnimator.scaleView(pageIndicatorRight, 1f, BRConstants.PAGE_INDICATOR_SCALE_UP, 1f, BRConstants.PAGE_INDICATOR_SCALE_UP); BRAnimator.scaleView(pageIndicatorLeft, BRConstants.PAGE_INDICATOR_SCALE_UP, 1f, BRConstants.PAGE_INDICATOR_SCALE_UP, 1f); } else { Log.e(TAG, "Something went wrong setting the circle pageIndicator"); } } public void setBurgerButtonImage(int x) { String item = null; switch (x) { case 0: item = "burger"; break; case 1: item = "close"; break; case 2: item = "back"; break; } if (item != null && item.length() > 0) burgerButton.setBackgroundResource(burgerButtonMap.get(item)); } public void activityButtonsEnable(final boolean b) { runOnUiThread(new Runnable() { @Override public void run() { if (!BreadWalletApp.unlocked) { lockerButton.setVisibility(b ? View.VISIBLE : View.INVISIBLE); lockerButton.setClickable(b); } else { lockerButton.setVisibility(View.INVISIBLE); lockerButton.setClickable(false); } parallaxViewPager.setClickable(b); viewFlipper.setVisibility(b ? View.VISIBLE : View.INVISIBLE); burgerButton.setVisibility(b ? View.VISIBLE : View.INVISIBLE); burgerButton.setClickable(b); } }); } private void startStopReceiver(boolean b) { if (b) { this.registerReceiver(receiver, new IntentFilter("android.net.conn.CONNECTIVITY_CHANGE")); } else { this.unregisterReceiver(receiver); } } public void request(View view) { SpringAnimator.showAnimation(view); new Thread(new Runnable() { @Override public void run() { Intent intent; String tempAmount = FragmentScanResult.instance.getBitcoinValue().value; BRWalletManager m = BRWalletManager.getInstance(MainActivity.this); int unit = BRConstants.CURRENT_UNIT_BITS; Activity context = MainActivity.app; String divideBy = "100"; if (context != null) unit = SharedPreferencesManager.getCurrencyUnit(context); if (unit == BRConstants.CURRENT_UNIT_MBITS) divideBy = "100000"; if (unit == BRConstants.CURRENT_UNIT_BITCOINS) divideBy = "100000000"; long minAmount = m.getMinOutputAmount(); if (new BigDecimal(tempAmount).multiply(new BigDecimal(divideBy)).doubleValue() < minAmount) { String placeHolder = BRConstants.bitcoinLowercase + new BigDecimal(minAmount).divide(new BigDecimal(divideBy)).toString(); final String bitcoinMinMessage = String.format(Locale.getDefault(), getString(R.string.bitcoin_payment_cant_be_less), placeHolder); ((BreadWalletApp) getApplication()).showCustomDialog(getString(R.string.amount_too_small), bitcoinMinMessage, getString(R.string.ok)); return; } String divideByForIntent = "1000000"; if (unit == BRConstants.CURRENT_UNIT_MBITS) divideByForIntent = "1000"; if (unit == BRConstants.CURRENT_UNIT_BITCOINS) divideByForIntent = "1"; String strAmount = String .valueOf(new BigDecimal(tempAmount).divide(new BigDecimal(divideByForIntent)).toString()); String address = SharedPreferencesManager.getReceiveAddress(MainActivity.this); intent = new Intent(MainActivity.this, RequestQRActivity.class); intent.putExtra(BRConstants.INTENT_EXTRA_REQUEST_AMOUNT, strAmount); intent.putExtra(BRConstants.INTENT_EXTRA_REQUEST_ADDRESS, address); startActivity(intent); overridePendingTransition(R.anim.fade_in, R.anim.fade_out); BRAnimator.hideScanResultFragment(); } }).start(); } @Override protected void onActivityResult(int requestCode, int resultCode, Intent data) { switch (requestCode) { case BRConstants.PAY_REQUEST_CODE: if (resultCode == RESULT_OK) { PostAuthenticationProcessor.getInstance().onPublishTxAuth(this, true); } break; case BRConstants.PAYMENT_PROTOCOL_REQUEST_CODE: if (resultCode == RESULT_OK) { PostAuthenticationProcessor.getInstance().onPaymentProtocolRequest(this, true); } break; case BRConstants.REQUEST_IMAGE_CAPTURE: if (resultCode == RESULT_OK) { Bundle extras = data.getExtras(); Bitmap imageBitmap = (Bitmap) extras.get("data"); CameraPlugin.handleCameraImageTaken(this, imageBitmap); } else { CameraPlugin.handleCameraImageTaken(this, null); } break; case BRConstants.REQUEST_PHRASE_BITID: if (resultCode == RESULT_OK) { RequestHandler.processBitIdResponse(this); } break; } } @Override public void onRequestPermissionsResult(int requestCode, @NonNull String[] permissions, @NonNull int[] grantResults) { switch (requestCode) { case BRConstants.CAMERA_REQUEST_ID: { // If request is cancelled, the result arrays are empty. if (grantResults.length > 0 && grantResults[0] == PackageManager.PERMISSION_GRANTED) { BRAnimator.animateDecoderFragment(); } return; } case BRConstants.GEO_REQUEST_ID: { if (grantResults.length > 0 && grantResults[0] == PackageManager.PERMISSION_GRANTED) { GeoLocationPlugin.handleGeoPermission(true); } else { GeoLocationPlugin.handleGeoPermission(false); } } } super.onRequestPermissionsResult(requestCode, permissions, grantResults); } public boolean isSoftKeyboardShown() { int[] location = new int[2]; viewFlipper.getLocationOnScreen(location); return location[1] < 0; } @Override public void update(Observable observable, Object data) { MiddleViewAdapter.resetMiddleView(this, null); } private void unregisterScreenLockReceiver() { try { getApplicationContext().unregisterReceiver(mPowerKeyReceiver); } catch (IllegalArgumentException e) { mPowerKeyReceiver = null; } } public void hideAllBubbles() { runOnUiThread(new Runnable() { @Override public void run() { BRAnimator.fadeScaleBubble(middleBubble1, middleBubble2, middleBubbleBlocks, qrBubble2, qrBubble1, sendBubble1, sendBubble2); } }); } public void showHideSyncProgressViews(boolean b) { if (syncProgressBar == null || syncProgressText == null) return; syncProgressBar.setVisibility(b ? View.VISIBLE : View.GONE); syncProgressText.setVisibility(b ? View.VISIBLE : View.GONE); } public class ToastUpdater extends Thread { public void run() { runOnUiThread(new Runnable() { @Override public void run() { //first set, for when the internet is not available, fixes the blank toast int latestBlockKnown = SharedPreferencesManager.getLastBlockHeight(MainActivity.this); int currBlock = SharedPreferencesManager.getStartHeight(MainActivity.this); String formattedBlockInfo = String.format(getString(R.string.blocks), currBlock, latestBlockKnown); middleBubbleBlocks.setText(formattedBlockInfo); } }); while (middleBubbleBlocks.getVisibility() == View.VISIBLE) { final int latestBlockKnown = BRPeerManager.getEstimatedBlockHeight(); android.os.Process.setThreadPriority(android.os.Process.THREAD_PRIORITY_BACKGROUND); final int currBlock = BRPeerManager.getCurrentBlockHeight(); runOnUiThread(new Runnable() { @Override public void run() { String formattedBlockInfo = String.format(getString(R.string.blocks), currBlock, latestBlockKnown); middleBubbleBlocks.setText(formattedBlockInfo); } }); try { Thread.sleep(500); } catch (InterruptedException ignored) { } } } } public void setProgress(int progress, String progressText) { if (syncProgressBar == null || syncProgressText == null) return; syncProgressBar.setProgress(progress); syncProgressText.setText(progressText); } }