avoid NPE (#330)

* Portuguese

* update italian

* update german

app/build.gradle

@@ -7,8 +7,8 @@ android {
         applicationId "com.m2049r.xmrwallet"
         minSdkVersion 21
         targetSdkVersion 25
-        versionCode 91
+        versionCode 99
-        versionName "1.5.1 'CrAzY Nacho'"
+        versionName "1.5.9 'Maximum Nacho'"
         testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
         externalNativeBuild {
             cmake {

app/src/main/cpp/monerujo.h

@@ -60,7 +60,15 @@ enum {
     HASH_DATA_AREA = 136
 };
 
-void cn_slow_hash(const void *data, size_t length, char *hash);
+void cn_slow_hash(const void *data, size_t length, char *hash, int variant, int prehashed);
+
+inline void slow_hash(const void *data, const size_t length, char *hash) {
+    cn_slow_hash(data, length, hash, 0 /* variant */, 0/*prehashed*/);
+}
+
+inline void slow_hash_broken(const void *data, char *hash, int variant) {
+    cn_slow_hash(data, 200 /*sizeof(union hash_state)*/, hash, variant, 1 /*prehashed*/);
+}
 
 #ifdef __cplusplus
 }

app/src/main/java/com/m2049r/xmrwallet/GenerateReviewFragment.java

@@ -53,7 +53,6 @@ import com.m2049r.xmrwallet.util.MoneroThreadPoolExecutor;
 import com.m2049r.xmrwallet.widget.Toolbar;
 
 import java.io.File;
-import java.security.KeyStoreException;
 
 import timber.log.Timber;
 
@@ -62,27 +61,26 @@ public class GenerateReviewFragment extends Fragment {
     static final public String VIEW_TYPE_ACCEPT = "accept";
     static final public String VIEW_TYPE_WALLET = "wallet";
 
-    ScrollView scrollview;
+    public static final String REQUEST_TYPE = "type";
+    public static final String REQUEST_PATH = "path";
+    public static final String REQUEST_PASSWORD = "password";
 
-    ProgressBar pbProgress;
+    private ScrollView scrollview;
-    TextView tvWalletPassword;
-    TextView tvWalletAddress;
-    TextView tvWalletMnemonic;
-    TextView tvWalletViewKey;
-    TextView tvWalletSpendKey;
-    ImageButton bCopyAddress;
-    LinearLayout llAdvancedInfo;
-    LinearLayout llPassword;
-    Button bAdvancedInfo;
-    Button bAccept;
 
-    // TODO fix visibility of variables
+    private ProgressBar pbProgress;
-    String walletPath;
+    private TextView tvWalletPassword;
-    String walletName;
+    private TextView tvWalletAddress;
-    // we need to keep the password so the user is not asked again if they want to change it
+    private TextView tvWalletMnemonic;
-    // note they can only enter this fragment immediately after entering the password
+    private TextView tvWalletViewKey;
-    // so asking them to enter it a couple of seconds later seems silly
+    private TextView tvWalletSpendKey;
-    String walletPassword = null;
+    private ImageButton bCopyAddress;
+    private LinearLayout llAdvancedInfo;
+    private LinearLayout llPassword;
+    private Button bAdvancedInfo;
+    private Button bAccept;
+
+    private String walletPath;
+    private String walletName;
 
     @Override
     public View onCreateView(LayoutInflater inflater, ViewGroup container,
@@ -104,10 +102,10 @@ public class GenerateReviewFragment extends Fragment {
 
         bAccept = (Button) view.findViewById(R.id.bAccept);
 
-        boolean testnet = WalletManager.getInstance().getNetworkType() != NetworkType.NetworkType_Mainnet;
+        boolean allowCopy = WalletManager.getInstance().getNetworkType() != NetworkType.NetworkType_Mainnet;
-        tvWalletMnemonic.setTextIsSelectable(testnet);
+        tvWalletMnemonic.setTextIsSelectable(allowCopy);
-        tvWalletSpendKey.setTextIsSelectable(testnet);
+        tvWalletSpendKey.setTextIsSelectable(allowCopy);
-        tvWalletPassword.setTextIsSelectable(testnet);
+        tvWalletPassword.setTextIsSelectable(allowCopy);
 
         bAccept.setOnClickListener(new View.OnClickListener() {
             @Override
@@ -136,14 +134,14 @@ public class GenerateReviewFragment extends Fragment {
         });
 
         Bundle args = getArguments();
-        type = args.getString("type");
+        type = args.getString(REQUEST_TYPE);
-        walletPath = args.getString("path");
+        walletPath = args.getString(REQUEST_PATH);
-        showDetails(args.getString("password"));
+        localPassword = args.getString(REQUEST_PASSWORD);
+        showDetails();
         return view;
     }
 
-    void showDetails(String password) {
+    void showDetails() {
-        walletPassword = password;
         showProgress();
         tvWalletPassword.setText(null);
         new AsyncShow().executeOnExecutor(MoneroThreadPoolExecutor.MONERO_THREAD_POOL_EXECUTOR, walletPath);
@@ -178,7 +176,7 @@ public class GenerateReviewFragment extends Fragment {
 
     private void acceptWallet() {
         bAccept.setEnabled(false);
-        acceptCallback.onAccept(walletName, walletPassword);
+        acceptCallback.onAccept(walletName, getPassword());
     }
 
     private class AsyncShow extends AsyncTask<String, Void, Boolean> {
@@ -201,7 +199,7 @@ public class GenerateReviewFragment extends Fragment {
                 wallet = GenerateReviewFragment.this.walletCallback.getWallet();
                 closeWallet = false;
             } else {
-                wallet = WalletManager.getInstance().openWallet(walletPath, walletPassword);
+                wallet = WalletManager.getInstance().openWallet(walletPath, getPassword());
                 closeWallet = true;
             }
             name = wallet.getName();
@@ -231,10 +229,8 @@ public class GenerateReviewFragment extends Fragment {
                     bAccept.setVisibility(View.VISIBLE);
                     bAccept.setEnabled(true);
                 }
-                if (walletPassword != null) {
+                llPassword.setVisibility(View.VISIBLE);
-                    llPassword.setVisibility(View.VISIBLE);
+                tvWalletPassword.setText(getPassword());
-                    tvWalletPassword.setText(walletPassword);
-                }
                 tvWalletAddress.setText(address);
                 tvWalletMnemonic.setText(seed);
                 tvWalletViewKey.setText(viewKey);
@@ -260,6 +256,7 @@ public class GenerateReviewFragment extends Fragment {
     ProgressListener progressCallback = null;
     AcceptListener acceptCallback = null;
     ListenerWithWallet walletCallback = null;
+    PasswordChangedListener passwordCallback = null;
 
     public interface Listener {
         void setTitle(String title, String subtitle);
@@ -282,6 +279,24 @@ public class GenerateReviewFragment extends Fragment {
         Wallet getWallet();
     }
 
+    public interface PasswordChangedListener {
+        void onPasswordChanged(String newPassword);
+
+        String getPassword();
+    }
+
+    private String localPassword = null;
+
+    private String getPassword() {
+        if (passwordCallback != null) return passwordCallback.getPassword();
+        return localPassword;
+    }
+
+    private void setPassword(String password) {
+        if (passwordCallback != null) passwordCallback.onPasswordChanged(password);
+        else localPassword = password;
+    }
+
     @Override
     public void onAttach(Context context) {
         super.onAttach(context);
@@ -297,6 +312,9 @@ public class GenerateReviewFragment extends Fragment {
         if (context instanceof ListenerWithWallet) {
             this.walletCallback = (ListenerWithWallet) context;
         }
+        if (context instanceof PasswordChangedListener) {
+            this.passwordCallback = (PasswordChangedListener) context;
+        }
     }
 
     @Override
@@ -328,7 +346,7 @@ public class GenerateReviewFragment extends Fragment {
 
     @Override
     public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) {
-        String type = getArguments().getString("type");
+        String type = getArguments().getString(REQUEST_TYPE); // intance variable <type> not set yet
         if (GenerateReviewFragment.VIEW_TYPE_ACCEPT.equals(type)) {
             inflater.inflate(R.menu.wallet_details_help_menu, menu);
             super.onCreateOptionsMenu(menu, inflater);
@@ -345,7 +363,7 @@ public class GenerateReviewFragment extends Fragment {
             wallet = GenerateReviewFragment.this.walletCallback.getWallet();
             closeWallet = false;
         } else {
-            wallet = WalletManager.getInstance().openWallet(walletPath, walletPassword);
+            wallet = WalletManager.getInstance().openWallet(walletPath, getPassword());
             closeWallet = true;
         }
 
@@ -373,19 +391,19 @@ public class GenerateReviewFragment extends Fragment {
 
         @Override
         protected Boolean doInBackground(String... params) {
-            if (params.length != 4) return false;
+            if (params.length != 2) return false;
-            File walletFile = Helper.getWalletFile(getActivity(), params[0]);
+            final String userPassword = params[0];
-            String oldPassword = params[1];
+            final boolean fingerPassValid = Boolean.valueOf(params[1]);
-            String userPassword = params[2];
-            boolean fingerprintAuthAllowed = Boolean.valueOf(params[3]);
             newPassword = KeyStoreHelper.getCrazyPass(getActivity(), userPassword);
-            boolean success = changeWalletPassword(newPassword);
+            final boolean success = changeWalletPassword(newPassword);
             if (success) {
-                if (fingerprintAuthAllowed) {
+                Context ctx = getActivity();
-                    KeyStoreHelper.saveWalletUserPass(getActivity(), walletName, userPassword);
+                if (ctx != null)
-                } else {
+                    if (fingerPassValid) {
-                    KeyStoreHelper.removeWalletUserPass(getActivity(), walletName);
+                        KeyStoreHelper.saveWalletUserPass(ctx, walletName, userPassword);
-                }
+                    } else {
+                        KeyStoreHelper.removeWalletUserPass(ctx, walletName);
+                    }
             }
             return success;
         }
@@ -393,14 +411,15 @@ public class GenerateReviewFragment extends Fragment {
         @Override
         protected void onPostExecute(Boolean result) {
             super.onPostExecute(result);
-            if (getActivity().isDestroyed()) {
+            if ((getActivity() == null) || getActivity().isDestroyed()) {
                 return;
             }
             if (progressCallback != null)
                 progressCallback.dismissProgressDialog();
             if (result) {
                 Toast.makeText(getActivity(), getString(R.string.changepw_success), Toast.LENGTH_SHORT).show();
-                showDetails(newPassword);
+                setPassword(newPassword);
+                showDetails();
             } else {
                 Toast.makeText(getActivity(), getString(R.string.changepw_failed), Toast.LENGTH_LONG).show();
             }
@@ -447,11 +466,7 @@ public class GenerateReviewFragment extends Fragment {
                 }
             });
 
-            try {
+            swFingerprintAllowed.setChecked(FingerprintHelper.isFingerPassValid(getActivity(), walletName));
-                swFingerprintAllowed.setChecked(FingerprintHelper.isFingerprintAuthAllowed(walletName));
-            } catch (KeyStoreException ex) {
-                ex.printStackTrace();
-            }
         }
 
         etPasswordA.getEditText().addTextChangedListener(new TextWatcher() {
@@ -527,7 +542,7 @@ public class GenerateReviewFragment extends Fragment {
                         } else if (!newPasswordA.equals(newPasswordB)) {
                             etPasswordB.setError(getString(R.string.generate_bad_passwordB));
                         } else if (newPasswordA.equals(newPasswordB)) {
-                            new AsyncChangePassword().execute(walletName, walletPassword, newPasswordA, Boolean.toString(swFingerprintAllowed.isChecked()));
+                            new AsyncChangePassword().execute(newPasswordA, Boolean.toString(swFingerprintAllowed.isChecked()));
                             Helper.hideKeyboardAlways(getActivity());
                             openDialog.dismiss();
                             openDialog = null;
@@ -549,7 +564,7 @@ public class GenerateReviewFragment extends Fragment {
                     } else if (!newPasswordA.equals(newPasswordB)) {
                         etPasswordB.setError(getString(R.string.generate_bad_passwordB));
                     } else if (newPasswordA.equals(newPasswordB)) {
-                        new AsyncChangePassword().execute(walletName, walletPassword, newPasswordA, Boolean.toString(swFingerprintAllowed.isChecked()));
+                        new AsyncChangePassword().execute(newPasswordA, Boolean.toString(swFingerprintAllowed.isChecked()));
                         Helper.hideKeyboardAlways(getActivity());
                         openDialog.dismiss();
                         openDialog = null;

app/src/main/java/com/m2049r/xmrwallet/LoginActivity.java

@@ -50,7 +50,6 @@ import com.m2049r.xmrwallet.model.NetworkType;
 import com.m2049r.xmrwallet.model.Wallet;
 import com.m2049r.xmrwallet.model.WalletManager;
 import com.m2049r.xmrwallet.service.WalletService;
-import com.m2049r.xmrwallet.util.FingerprintHelper;
 import com.m2049r.xmrwallet.util.Helper;
 import com.m2049r.xmrwallet.util.KeyStoreHelper;
 import com.m2049r.xmrwallet.util.MoneroThreadPoolExecutor;
@@ -63,7 +62,6 @@ import java.io.IOException;
 import java.net.Socket;
 import java.net.SocketAddress;
 import java.nio.channels.FileChannel;
-import java.security.KeyStoreException;
 import java.util.Date;
 
 import timber.log.Timber;
@@ -229,17 +227,20 @@ public class LoginActivity extends SecureActivity
         @Override
         protected Boolean doInBackground(String... params) {
             if (params.length != 2) return false;
-            File walletFile = Helper.getWalletFile(LoginActivity.this, params[0]);
+            String oldName = params[0];
             String newName = params[1];
+            File walletFile = Helper.getWalletFile(LoginActivity.this, oldName);
             boolean success = renameWallet(walletFile, newName);
             try {
-                if (success && FingerprintHelper.isFingerprintAuthAllowed(params[0])) {
+                if (success) {
-                    String savedPass = KeyStoreHelper.loadWalletUserPass(LoginActivity.this, params[0]);
+                    String savedPass = KeyStoreHelper.loadWalletUserPass(LoginActivity.this, oldName);
                     KeyStoreHelper.saveWalletUserPass(LoginActivity.this, newName, savedPass);
-                    KeyStoreHelper.removeWalletUserPass(LoginActivity.this, params[0]);
                 }
-            } catch (KeyStoreException ex) {
+            } catch (KeyStoreHelper.BrokenPasswordStoreException ex) {
-                ex.printStackTrace();
+                Timber.w(ex);
+            } finally {
+                // we have either set a new password or it is broken - kill the old one either way
+                KeyStoreHelper.removeWalletUserPass(LoginActivity.this, oldName);
             }
             return success;
         }
@@ -1006,11 +1007,11 @@ public class LoginActivity extends SecureActivity
             case R.id.action_privacy_policy:
                 PrivacyFragment.display(getSupportFragmentManager());
                 return true;
-            case R.id.action_testnet:
+            case R.id.action_stagenet:
                 try {
                     LoginFragment loginFragment = (LoginFragment)
                             getSupportFragmentManager().findFragmentById(R.id.fragment_container);
-                    item.setChecked(loginFragment.onTestnetMenuItem());
+                    item.setChecked(loginFragment.onStagenetMenuItem());
                 } catch (ClassCastException ex) {
                     // never mind then
                 }

app/src/main/java/com/m2049r/xmrwallet/LoginFragment.java

@@ -18,15 +18,12 @@ package com.m2049r.xmrwallet;
 
 import android.content.Context;
 import android.content.SharedPreferences;
-import android.content.res.ColorStateList;
 import android.os.Bundle;
 import android.support.annotation.NonNull;
 import android.support.annotation.Nullable;
 import android.support.design.widget.FloatingActionButton;
 import android.support.v4.app.Fragment;
-import android.support.v4.content.ContextCompat;
 import android.support.v7.widget.RecyclerView;
-import android.view.Gravity;
 import android.view.KeyEvent;
 import android.view.LayoutInflater;
 import android.view.Menu;
@@ -41,14 +38,11 @@ import android.widget.AdapterView;
 import android.widget.ArrayAdapter;
 import android.widget.EditText;
 import android.widget.FrameLayout;
-import android.widget.ImageButton;
 import android.widget.ImageView;
-import android.widget.LinearLayout;
 import android.widget.RelativeLayout;
 import android.widget.TextView;
 import android.widget.Toast;
 
-import com.m2049r.xmrwallet.dialog.HelpFragment;
 import com.m2049r.xmrwallet.layout.WalletInfoAdapter;
 import com.m2049r.xmrwallet.model.NetworkType;
 import com.m2049r.xmrwallet.model.WalletManager;
@@ -343,69 +337,65 @@ public class LoginFragment extends Fragment implements WalletInfoAdapter.OnInter
     @Override
     public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) {
         inflater.inflate(R.menu.list_menu, menu);
-        menu.findItem(R.id.action_testnet).setChecked(testnetCheckMenu);
+        menu.findItem(R.id.action_stagenet).setChecked(stagenetCheckMenu);
         super.onCreateOptionsMenu(menu, inflater);
     }
 
-    private boolean testnetCheckMenu = BuildConfig.DEBUG;
+    private boolean stagenetCheckMenu = BuildConfig.DEBUG;
 
-    //boolean isTestnet() {
+    public boolean onStagenetMenuItem() {
-    //    return testnet;
+        boolean lastState = stagenetCheckMenu;
-    //}
-
-    public boolean onTestnetMenuItem() {
-        boolean lastState = testnetCheckMenu;
         setNet(!lastState, true); // set and save
         return !lastState;
     }
 
-    public void setNet(boolean testnetChecked, boolean save) {
+    public void setNet(boolean stagenetChecked, boolean save) {
-        this.testnetCheckMenu = testnetChecked;
+        this.stagenetCheckMenu = stagenetChecked;
-        NetworkType net = testnetChecked ? NetworkType.NetworkType_Testnet : NetworkType.NetworkType_Mainnet;
+        NetworkType net = stagenetChecked ? NetworkType.NetworkType_Stagenet : NetworkType.NetworkType_Mainnet;
         activityCallback.setNetworkType(net);
         activityCallback.showNet();
         if (save) {
             savePrefs(true); // use previous state as we just clicked it
         }
-        if (testnetChecked) {
+        if (stagenetChecked) {
-            setDaemon(daemonTestNet);
+            setDaemon(daemonStageNet);
         } else {
             setDaemon(daemonMainNet);
         }
         loadList();
     }
 
-    private static final String PREF_DAEMON_TESTNET = "daemon_testnet";
+    private static final String PREF_DAEMON_STAGENET = "daemon_stagenet";
     private static final String PREF_DAEMON_MAINNET = "daemon_mainnet";
 
     private static final String PREF_DAEMONLIST_MAINNET =
             "node.moneroworld.com:18089;node.xmrbackb.one;node.xmr.be";
 
-    private static final String PREF_DAEMONLIST_TESTNET =
+    private static final String PREF_DAEMONLIST_STAGENET =
-            "testnet.xmrchain.net";
+            "stagenet.monerujo.io;stagenet.xmr-tw.org";
 
-    private NodeList daemonTestNet;
+    private NodeList daemonStageNet;
     private NodeList daemonMainNet;
 
     void loadPrefs() {
         SharedPreferences sharedPref = activityCallback.getPrefs();
 
         daemonMainNet = new NodeList(sharedPref.getString(PREF_DAEMON_MAINNET, PREF_DAEMONLIST_MAINNET));
-        daemonTestNet = new NodeList(sharedPref.getString(PREF_DAEMON_TESTNET, PREF_DAEMONLIST_TESTNET));
+        daemonStageNet = new NodeList(sharedPref.getString(PREF_DAEMON_STAGENET, PREF_DAEMONLIST_STAGENET));
-        setNet(testnetCheckMenu, false);
+        setNet(stagenetCheckMenu, false);
     }
 
     void savePrefs() {
         savePrefs(false);
     }
 
-    void savePrefs(boolean usePreviousTestnetState) {
+    void savePrefs(boolean usePreviousNetState) {
-        Timber.d("SAVE / %s", usePreviousTestnetState);
+        Timber.d("SAVE / %s", usePreviousNetState);
         // save the daemon address for the net
-        boolean testnet = testnetCheckMenu ^ usePreviousTestnetState;
+        boolean stagenet = stagenetCheckMenu ^ usePreviousNetState;
         String daemon = getDaemon();
-        if (testnet) {
+        if (stagenet) {
-            daemonTestNet.setRecent(daemon);
+            daemonStageNet.setRecent(daemon);
         } else {
             daemonMainNet.setRecent(daemon);
         }
@@ -413,7 +403,7 @@ public class LoginFragment extends Fragment implements WalletInfoAdapter.OnInter
         SharedPreferences sharedPref = activityCallback.getPrefs();
         SharedPreferences.Editor editor = sharedPref.edit();
         editor.putString(PREF_DAEMON_MAINNET, daemonMainNet.toString());
-        editor.putString(PREF_DAEMON_TESTNET, daemonTestNet.toString());
+        editor.putString(PREF_DAEMON_STAGENET, daemonStageNet.toString());
         editor.apply();
     }
 

app/src/main/java/com/m2049r/xmrwallet/ReceiveFragment.java

@@ -62,6 +62,8 @@ import timber.log.Timber;
 public class ReceiveFragment extends Fragment {
 
     private ProgressBar pbProgress;
+    private View llAddress;
+    private TextView tvAddressLabel;
     private TextView tvAddress;
     private TextInputLayout etPaymentId;
     private ExchangeView evAmount;
@@ -71,6 +73,10 @@ public class ReceiveFragment extends Fragment {
     private ImageView qrCodeFull;
     private EditText etDummy;
     private ImageButton bCopyAddress;
+    private Button bSubaddress;
+
+    private Wallet wallet = null;
+    private boolean isMyWallet = false;
 
     public interface Listener {
         void setToolbarButton(int type);
@@ -87,6 +93,8 @@ public class ReceiveFragment extends Fragment {
         View view = inflater.inflate(R.layout.fragment_receive, container, false);
 
         pbProgress = (ProgressBar) view.findViewById(R.id.pbProgress);
+        llAddress = view.findViewById(R.id.llAddress);
+        tvAddressLabel = (TextView) view.findViewById(R.id.tvAddressLabel);
         tvAddress = (TextView) view.findViewById(R.id.tvAddress);
         etPaymentId = (TextInputLayout) view.findViewById(R.id.etPaymentId);
         evAmount = (ExchangeView) view.findViewById(R.id.evAmount);
@@ -96,6 +104,7 @@ public class ReceiveFragment extends Fragment {
         qrCodeFull = (ImageView) view.findViewById(R.id.qrCodeFull);
         etDummy = (EditText) view.findViewById(R.id.etDummy);
         bCopyAddress = (ImageButton) view.findViewById(R.id.bCopyAddress);
+        bSubaddress = (Button) view.findViewById(R.id.bSubaddress);
 
         etPaymentId.getEditText().setRawInputType(InputType.TYPE_TEXT_FLAG_NO_SUGGESTIONS);
         etDummy.setRawInputType(InputType.TYPE_TEXT_FLAG_NO_SUGGESTIONS);
@@ -106,7 +115,7 @@ public class ReceiveFragment extends Fragment {
                 copyAddress();
             }
         });
-        bCopyAddress.setClickable(false);
+        enableCopyAddress(false);
 
         evAmount.setOnNewAmountListener(new ExchangeView.OnNewAmountListener() {
             @Override
@@ -162,6 +171,37 @@ public class ReceiveFragment extends Fragment {
             }
         });
 
+        bSubaddress.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                enableSubaddressButton(false);
+                enableCopyAddress(false);
+
+                final Runnable resetSize = new Runnable() {
+                    public void run() {
+                        tvAddress.animate().setDuration(125).scaleX(1).scaleY(1).start();
+                    }
+                };
+
+                final Runnable newAddress = new Runnable() {
+                    public void run() {
+                        tvAddressLabel.setText(getString(R.string.generate_address_label_sub,
+                                wallet.getNumSubaddresses() - 1));
+                        tvAddress.setText(wallet.getNewSubaddress());
+                        storeWallet();
+                        generateQr();
+                        enableCopyAddress(true);
+                        tvAddress.animate().alpha(1).setDuration(125)
+                                .scaleX(1.2f).scaleY(1.2f)
+                                .withEndAction(resetSize).start();
+                    }
+                };
+
+                tvAddress.animate().alpha(0).setDuration(250)
+                        .withEndAction(newAddress).start();
+            }
+        });
+
         qrCode.setOnClickListener(new View.OnClickListener() {
             @Override
             public void onClick(View v) {
@@ -194,11 +234,25 @@ public class ReceiveFragment extends Fragment {
             String password = b.getString("password");
             loadAndShow(path, password);
         } else {
-            show(walletName, address);
+            if (getActivity() instanceof GenerateReviewFragment.ListenerWithWallet) {
+                wallet = ((GenerateReviewFragment.ListenerWithWallet) getActivity()).getWallet();
+                show();
+            } else {
+                throw new IllegalStateException("no wallet info");
+            }
         }
         return view;
     }
 
+    void enableSubaddressButton(boolean enable) {
+        bSubaddress.setEnabled(enable);
+        if (enable) {
+            bSubaddress.setCompoundDrawablesWithIntrinsicBounds(0, R.drawable.ic_settings_orange_24dp, 0, 0);
+        } else {
+            bSubaddress.setCompoundDrawablesWithIntrinsicBounds(0, R.drawable.ic_settings_gray_24dp, 0, 0);
+        }
+    }
+
     void copyAddress() {
         Helper.clipBoardCopy(getActivity(), getString(R.string.label_copy_address), tvAddress.getText().toString());
         Toast.makeText(getActivity(), getString(R.string.message_copy_address), Toast.LENGTH_SHORT).show();
@@ -228,25 +282,38 @@ public class ReceiveFragment extends Fragment {
         super.onResume();
         Timber.d("onResume()");
         listenerCallback.setToolbarButton(Toolbar.BUTTON_BACK);
-        listenerCallback.setSubtitle(getString(R.string.receive_title));
+        if (wallet != null) {
-        generateQr();
+            listenerCallback.setSubtitle(wallet.getAccountLabel());
+            generateQr();
+        } else {
+            listenerCallback.setSubtitle(getString(R.string.status_wallet_loading));
+            clearQR();
+        }
     }
 
     private boolean isLoaded = false;
 
-    private void show(String name, String address) {
+    private void show() {
-        Timber.d("name=%s", name);
+        Timber.d("name=%s", wallet.getName());
         isLoaded = true;
-        listenerCallback.setTitle(name);
+        listenerCallback.setTitle(wallet.getName());
-        tvAddress.setText(address);
+        listenerCallback.setSubtitle(wallet.getAccountLabel());
+        tvAddress.setText(wallet.getAddress());
         etPaymentId.setEnabled(true);
         bPaymentId.setEnabled(true);
-        bCopyAddress.setClickable(true);
+        enableCopyAddress(true);
-        bCopyAddress.setImageResource(R.drawable.ic_content_copy_black_24dp);
         hideProgress();
         generateQr();
     }
 
+    private void enableCopyAddress(boolean enable) {
+        bCopyAddress.setClickable(enable);
+        if (enable)
+            bCopyAddress.setImageResource(R.drawable.ic_content_copy_black_24dp);
+        else
+            bCopyAddress.setImageResource(R.drawable.ic_content_nocopy_black_24dp);
+    }
+
     private void loadAndShow(String walletPath, String password) {
         new AsyncShow().executeOnExecutor(MoneroThreadPoolExecutor.MONERO_THREAD_POOL_EXECUTOR,
                 walletPath, password);
@@ -254,18 +321,14 @@ public class ReceiveFragment extends Fragment {
 
     private class AsyncShow extends AsyncTask<String, Void, Boolean> {
         String password;
-        String address;
-        String name;
 
         @Override
         protected Boolean doInBackground(String... params) {
             if (params.length != 2) return false;
             String walletPath = params[0];
             password = params[1];
-            Wallet wallet = WalletManager.getInstance().openWallet(walletPath, password);
+            wallet = WalletManager.getInstance().openWallet(walletPath, password);
-            address = wallet.getAddress();
+            isMyWallet = true;
-            name = wallet.getName();
-            wallet.close();
             return true;
         }
 
@@ -274,7 +337,7 @@ public class ReceiveFragment extends Fragment {
             super.onPostExecute(result);
             if (!isAdded()) return; // never mind
             if (result) {
-                show(name, address);
+                show();
             } else {
                 Toast.makeText(getActivity(), getString(R.string.receive_cannot_open), Toast.LENGTH_LONG).show();
                 hideProgress();
@@ -282,6 +345,27 @@ public class ReceiveFragment extends Fragment {
         }
     }
 
+    private void storeWallet() {
+        new AsyncStore().executeOnExecutor(MoneroThreadPoolExecutor.MONERO_THREAD_POOL_EXECUTOR);
+    }
+
+    private class AsyncStore extends AsyncTask<String, Void, Boolean> {
+
+        @Override
+        protected Boolean doInBackground(String... params) {
+            if (params.length != 0) return false;
+            if (wallet != null) wallet.store();
+            return true;
+        }
+
+        @Override
+        protected void onPostExecute(Boolean result) {
+            enableSubaddressButton(true);
+            super.onPostExecute(result);
+        }
+    }
+
+
     private boolean checkPaymentId() {
         String paymentId = etPaymentId.getEditText().getText().toString();
         boolean ok = paymentId.isEmpty() || Wallet.isPaymentIdValid(paymentId);
@@ -418,4 +502,15 @@ public class ReceiveFragment extends Fragment {
         Timber.d("onPause()");
         super.onPause();
     }
+
+    @Override
+    public void onDetach() {
+        Timber.d("onDetach()");
+        if ((wallet != null) && (isMyWallet)) {
+            wallet.close();
+            wallet = null;
+            isMyWallet = false;
+        }
+        super.onDetach();
+    }
 }

app/src/main/java/com/m2049r/xmrwallet/TxFragment.java

@@ -59,6 +59,7 @@ public class TxFragment extends Fragment {
         TS_FORMATTER.setTimeZone(tz);
     }
 
+    private TextView tvAccount;
     private TextView tvTxTimestamp;
     private TextView tvTxId;
     private TextView tvTxKey;
@@ -88,6 +89,7 @@ public class TxFragment extends Fragment {
         tvDestinationBtc = (TextView) view.findViewById(R.id.tvDestinationBtc);
         tvTxAmountBtc = (TextView) view.findViewById(R.id.tvTxAmountBtc);
 
+        tvAccount = (TextView) view.findViewById(R.id.tvAccount);
         tvTxTimestamp = (TextView) view.findViewById(R.id.tvTxTimestamp);
         tvTxId = (TextView) view.findViewById(R.id.tvTxId);
         tvTxKey = (TextView) view.findViewById(R.id.tvTxKey);
@@ -222,6 +224,8 @@ public class TxFragment extends Fragment {
         activityCallback.setSubtitle(getString(R.string.tx_title));
         activityCallback.setToolbarButton(Toolbar.BUTTON_BACK);
 
+        tvAccount.setText(getString(R.string.tx_account_formatted, info.account, info.subaddress));
+
         tvTxTimestamp.setText(TS_FORMATTER.format(new Date(info.timestamp * 1000)));
         tvTxId.setText(info.hash);
         tvTxKey.setText(info.txKey.isEmpty() ? "-" : info.txKey);
@@ -236,9 +240,6 @@ public class TxFragment extends Fragment {
         String sign = (info.direction == TransactionInfo.Direction.Direction_In ? "+" : "-");
 
         long realAmount = info.amount;
-        if (info.isPending) {
-            realAmount = realAmount - info.fee;
-        }
         tvTxAmount.setText(sign + Wallet.getDisplayAmount(realAmount));
 
         if ((info.fee > 0)) {
@@ -286,7 +287,10 @@ public class TxFragment extends Fragment {
             }
         } else {
             sb.append("-");
-            dstSb.append(info.direction == TransactionInfo.Direction.Direction_In ? activityCallback.getWalletAddress() : "-");
+            dstSb.append(info.direction ==
+                    TransactionInfo.Direction.Direction_In ?
+                    activityCallback.getWalletSubaddress(info.account, info.subaddress) :
+                    "-");
         }
         tvTxTransfers.setText(sb.toString());
         tvDestination.setText(dstSb.toString());
@@ -321,7 +325,7 @@ public class TxFragment extends Fragment {
     Listener activityCallback;
 
     public interface Listener {
-        String getWalletAddress();
+        String getWalletSubaddress(int accountIndex, int subaddressIndex);
 
         String getTxKey(String hash);
 

app/src/main/java/com/m2049r/xmrwallet/WalletFragment.java

@@ -43,9 +43,7 @@ import com.m2049r.xmrwallet.model.Wallet;
 import com.m2049r.xmrwallet.service.exchange.api.ExchangeApi;
 import com.m2049r.xmrwallet.service.exchange.api.ExchangeCallback;
 import com.m2049r.xmrwallet.service.exchange.api.ExchangeRate;
-import com.m2049r.xmrwallet.service.exchange.kraken.ExchangeApiImpl;
 import com.m2049r.xmrwallet.util.Helper;
-import com.m2049r.xmrwallet.util.OkHttpClientSingleton;
 import com.m2049r.xmrwallet.widget.Toolbar;
 
 import java.text.NumberFormat;
@@ -101,7 +99,9 @@ public class WalletFragment extends Fragment
         ivSynced = (ImageView) view.findViewById(R.id.ivSynced);
 
         sCurrency = (Spinner) view.findViewById(R.id.sCurrency);
-        sCurrency.setAdapter(ArrayAdapter.createFromResource(getContext(), R.array.currency, R.layout.item_spinner_balance));
+        ArrayAdapter currencyAdapter = ArrayAdapter.createFromResource(getContext(), R.array.currency, R.layout.item_spinner_balance);
+        currencyAdapter.setDropDownViewResource(R.layout.item_spinner_dropdown_item);
+        sCurrency.setAdapter(currencyAdapter);
 
         bSend = (Button) view.findViewById(R.id.bSend);
         bReceive = (Button) view.findViewById(R.id.bReceive);
@@ -150,7 +150,7 @@ public class WalletFragment extends Fragment
         // at this point selection is XMR in case of error
         String displayB;
         double amountA = Double.parseDouble(Wallet.getDisplayAmount(unlockedBalance)); // crash if this fails!
-        if (!"XMR".equals(balanceCurrency)) { // not XMR
+        if (!Helper.CRYPTO.equals(balanceCurrency)) { // not XMR
             double amountB = amountA * balanceRate;
             displayB = Helper.getFormattedAmount(amountB, false);
         } else { // XMR
@@ -159,10 +159,10 @@ public class WalletFragment extends Fragment
         tvBalance.setText(displayB);
     }
 
-    String balanceCurrency = "XMR";
+    String balanceCurrency = Helper.CRYPTO;
     double balanceRate = 1.0;
 
-    private final ExchangeApi exchangeApi = new ExchangeApiImpl(OkHttpClientSingleton.getOkHttpClient());
+    private final ExchangeApi exchangeApi = Helper.getExchangeApi();
 
     void refreshBalance() {
         if (sCurrency.getSelectedItemPosition() == 0) { // XMR
@@ -170,9 +170,10 @@ public class WalletFragment extends Fragment
             tvBalance.setText(Helper.getFormattedAmount(amountXmr, true));
         } else { // not XMR
             String currency = (String) sCurrency.getSelectedItem();
+            Timber.d(currency);
             if (!currency.equals(balanceCurrency) || (balanceRate <= 0)) {
                 showExchanging();
-                exchangeApi.queryExchangeRate("XMR", currency,
+                exchangeApi.queryExchangeRate(Helper.CRYPTO, currency,
                         new ExchangeCallback() {
                             @Override
                             public void onSuccess(final ExchangeRate exchangeRate) {
@@ -228,10 +229,10 @@ public class WalletFragment extends Fragment
 
     public void exchange(final ExchangeRate exchangeRate) {
         hideExchanging();
-        if (!"XMR".equals(exchangeRate.getBaseCurrency())) {
+        if (!Helper.CRYPTO.equals(exchangeRate.getBaseCurrency())) {
             Timber.e("Not XMR");
             sCurrency.setSelection(0, true);
-            balanceCurrency = "XMR";
+            balanceCurrency = Helper.CRYPTO;
             balanceRate = 1.0;
         } else {
             int spinnerPosition = ((ArrayAdapter) sCurrency.getAdapter()).getPosition(exchangeRate.getQuoteCurrency());
@@ -256,7 +257,7 @@ public class WalletFragment extends Fragment
     // called from activity
 
     public void onRefreshed(final Wallet wallet, final boolean full) {
-        Timber.d("onRefreshed()");
+        Timber.d("onRefreshed(%b)", full);
         if (full) {
             List<TransactionInfo> list = wallet.getHistory().getAll();
             adapter.setInfos(list);
@@ -270,6 +271,7 @@ public class WalletFragment extends Fragment
             bSend.setVisibility(View.VISIBLE);
             bSend.setEnabled(true);
         }
+        enableAccountsList(true);
     }
 
     boolean walletLoaded = false;
@@ -313,7 +315,7 @@ public class WalletFragment extends Fragment
         if (wallet == null) return;
         walletTitle = wallet.getName();
         String watchOnly = (wallet.isWatchOnly() ? getString(R.string.label_watchonly) : "");
-        walletSubtitle = wallet.getAddress().substring(0, 10) + "…" + watchOnly;
+        walletSubtitle = wallet.getAccountLabel();
         activityCallback.setTitle(walletTitle, walletSubtitle);
         Timber.d("wallet title is %s", walletTitle);
     }
@@ -323,10 +325,13 @@ public class WalletFragment extends Fragment
     private String walletSubtitle = null;
     private long unlockedBalance = 0;
 
+    private int accountIdx = -1;
+
     private void updateStatus(Wallet wallet) {
         if (!isAdded()) return;
         Timber.d("updateStatus()");
-        if (walletTitle == null) {
+        if ((walletTitle == null) || (accountIdx != wallet.getAccountIndex())) {
+            accountIdx = wallet.getAccountIndex();
             setActivityTitle(wallet);
         }
         long balance = wallet.getBalance();
@@ -412,9 +417,28 @@ public class WalletFragment extends Fragment
         super.onResume();
         Timber.d("onResume()");
         activityCallback.setTitle(walletTitle, walletSubtitle);
-        activityCallback.setToolbarButton(Toolbar.BUTTON_CLOSE);
+        //activityCallback.setToolbarButton(Toolbar.BUTTON_CLOSE); // TODO: Close button somewhere else
+        activityCallback.setToolbarButton(Toolbar.BUTTON_NONE);
         setProgress(syncProgress);
         setProgress(syncText);
         showReceive();
+        if (activityCallback.isSynced()) enableAccountsList(true);
     }
+
+    @Override
+    public void onPause() {
+        enableAccountsList(false);
+        super.onPause();
+    }
+
+    public interface DrawerLocker {
+        void setDrawerEnabled(boolean enabled);
+    }
+
+    private void enableAccountsList(boolean enable) {
+        if (activityCallback instanceof DrawerLocker) {
+            ((DrawerLocker) activityCallback).setDrawerEnabled(enable);
+        }
+    }
+
 }

app/src/main/java/com/m2049r/xmrwallet/fragment/send/SendAddressWizardFragment.java

@@ -233,7 +233,7 @@ public class SendAddressWizardFragment extends SendWizardFragment {
 
     private boolean isBitcoinAddress() {
         String address = etAddress.getEditText().getText().toString();
-        if ((address.length() >= 27) && (address.length() <= 34))
+        if ((address.length() >= 27) && (address.length() <= 35))
             return BitcoinAddressValidator.validate(address);
         else
             return false;

app/src/main/java/com/m2049r/xmrwallet/fragment/send/SendAmountWizardFragment.java

@@ -20,6 +20,9 @@ import android.os.Bundle;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
+import android.widget.ImageButton;
+import android.widget.ImageView;
+import android.widget.LinearLayout;
 import android.widget.TextView;
 
 import com.m2049r.xmrwallet.R;
@@ -57,8 +60,9 @@ public class SendAmountWizardFragment extends SendWizardFragment {
 
     private TextView tvFunds;
     private ExchangeTextView evAmount;
-    //private Button bSendAll;
+    private View llAmount;
-    private NumberPadView numberPad;
+    private View rlSweep;
+    private ImageButton ibSweep;
 
     @Override
     public View onCreateView(LayoutInflater inflater, ViewGroup container,
@@ -73,37 +77,64 @@ public class SendAmountWizardFragment extends SendWizardFragment {
         tvFunds = (TextView) view.findViewById(R.id.tvFunds);
 
         evAmount = (ExchangeTextView) view.findViewById(R.id.evAmount);
-        numberPad = (NumberPadView) view.findViewById(R.id.numberPad);
+        ((NumberPadView) view.findViewById(R.id.numberPad)).setListener(evAmount);
-        numberPad.setListener(evAmount);
 
-        /*
+        rlSweep = view.findViewById(R.id.rlSweep);
-        bSendAll = (Button) view.findViewById(R.id.bSendAll);
+        llAmount = view.findViewById(R.id.llAmount);
-        bSendAll.setOnClickListener(new View.OnClickListener() {
+        view.findViewById(R.id.ivSweep).setOnClickListener(new View.OnClickListener() {
             @Override
             public void onClick(View v) {
-                // TODO: send all - figure out how to display this
+                sweepAll(false);
+            }
+        });
+
+        ibSweep = (ImageButton) view.findViewById(R.id.ibSweep);
+
+        ibSweep.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                sweepAll(true);
             }
         });
-*/
 
         Helper.hideKeyboard(getActivity());
 
         return view;
     }
 
+    private boolean spendAllMode = false;
+
+    private void sweepAll(boolean spendAllMode) {
+        if (spendAllMode) {
+            ibSweep.setVisibility(View.INVISIBLE);
+            llAmount.setVisibility(View.GONE);
+            rlSweep.setVisibility(View.VISIBLE);
+        } else {
+            ibSweep.setVisibility(View.VISIBLE);
+            llAmount.setVisibility(View.VISIBLE);
+            rlSweep.setVisibility(View.GONE);
+        }
+        this.spendAllMode = spendAllMode;
+    }
 
     @Override
     public boolean onValidateFields() {
-        if (!evAmount.validate(maxFunds)) {
+        if (spendAllMode) {
-            return false;
+            if (sendListener != null) {
-        }
+                sendListener.getTxData().setAmount(Wallet.SWEEP_ALL);
+            }
+        } else {
+            if (!evAmount.validate(maxFunds)) {
+                return false;
+            }
 
-        if (sendListener != null) {
+            if (sendListener != null) {
-            String xmr = evAmount.getAmount();
+                String xmr = evAmount.getAmount();
-            if (xmr != null) {
+                if (xmr != null) {
-                sendListener.getTxData().setAmount(Wallet.getAmountFromString(xmr));
+                    sendListener.getTxData().setAmount(Wallet.getAmountFromString(xmr));
-            } else {
+                } else {
-                sendListener.getTxData().setAmount(0L);
+                    sendListener.getTxData().setAmount(0L);
+                }
             }
         }
         return true;

app/src/main/java/com/m2049r/xmrwallet/fragment/send/SendBtcAmountWizardFragment.java

@@ -247,7 +247,7 @@ public class SendBtcAmountWizardFragment extends SendWizardFragment {
 
     private XmrToApi xmrToApi = null;
 
-    private final XmrToApi getXmrToApi() {
+    private XmrToApi getXmrToApi() {
         if (xmrToApi == null) {
             synchronized (this) {
                 if (xmrToApi == null) {

app/src/main/java/com/m2049r/xmrwallet/fragment/send/SendSettingsWizardFragment.java

@@ -36,6 +36,7 @@ import com.m2049r.xmrwallet.util.UserNotes;
 import timber.log.Timber;
 
 public class SendSettingsWizardFragment extends SendWizardFragment {
+    final static public int MIXIN = 6;
 
     public static SendSettingsWizardFragment newInstance(Listener listener) {
         SendSettingsWizardFragment instance = new SendSettingsWizardFragment();
@@ -54,15 +55,12 @@ public class SendSettingsWizardFragment extends SendWizardFragment {
         TxData getTxData();
     }
 
-    // Mixin = Ringsize - 1
-    final static int Mixins[] = {6, 9, 12, 25}; // must match the layout XML / "@array/mixin"
     final static PendingTransaction.Priority Priorities[] =
             {PendingTransaction.Priority.Priority_Default,
                     PendingTransaction.Priority.Priority_Low,
                     PendingTransaction.Priority.Priority_Medium,
                     PendingTransaction.Priority.Priority_High}; // must match the layout XML
 
-    private Spinner sMixin;
     private Spinner sPriority;
     private EditText etNotes;
     private EditText etDummy;
@@ -77,7 +75,6 @@ public class SendSettingsWizardFragment extends SendWizardFragment {
         View view = inflater.inflate(
                 R.layout.fragment_send_settings, container, false);
 
-        sMixin = (Spinner) view.findViewById(R.id.sMixin);
         sPriority = (Spinner) view.findViewById(R.id.sPriority);
 
         etNotes = (EditText) view.findViewById(R.id.etNotes);
@@ -104,7 +101,7 @@ public class SendSettingsWizardFragment extends SendWizardFragment {
         if (sendListener != null) {
             TxData txData = sendListener.getTxData();
             txData.setPriority(Priorities[sPriority.getSelectedItemPosition()]);
-            txData.setMixin(Mixins[sMixin.getSelectedItemPosition()]);
+            txData.setMixin(MIXIN);
             txData.setUserNotes(new UserNotes(etNotes.getText().toString()));
         }
         return true;

app/src/main/java/com/m2049r/xmrwallet/layout/TransactionInfoAdapter.java

@@ -166,7 +166,11 @@ public class TransactionInfoAdapter extends RecyclerView.Adapter<TransactionInfo
             }
 
             if ((userNotes.note.isEmpty())) {
-                this.tvPaymentId.setText(infoItem.paymentId.equals("0000000000000000") ? "" : infoItem.paymentId);
+                this.tvPaymentId.setText(infoItem.paymentId.equals("0000000000000000") ?
+                        (infoItem.subaddress != 0 ?
+                                (context.getString(R.string.tx_subaddress, infoItem.subaddress)) :
+                                "") :
+                        infoItem.paymentId);
             } else {
                 this.tvPaymentId.setText(userNotes.note);
             }

app/src/main/java/com/m2049r/xmrwallet/model/TransactionHistory.java

@@ -17,8 +17,11 @@
 package com.m2049r.xmrwallet.model;
 
 import java.util.ArrayList;
+import java.util.Iterator;
 import java.util.List;
 
+import timber.log.Timber;
+
 public class TransactionHistory {
     static {
         System.loadLibrary("monerujo");
@@ -26,8 +29,18 @@ public class TransactionHistory {
 
     private long handle;
 
-    public TransactionHistory(long handle) {
+    int accountIndex;
+
+    public void setAccountFor(Wallet wallet) {
+        if (accountIndex != wallet.getAccountIndex()) {
+            this.accountIndex = wallet.getAccountIndex();
+            refreshWithNotes(wallet);
+        }
+    }
+
+    public TransactionHistory(long handle, int accountIndex) {
         this.handle = handle;
+        this.accountIndex = accountIndex;
     }
 
     public void loadNotes(Wallet wallet) {
@@ -36,7 +49,7 @@ public class TransactionHistory {
         }
     }
 
-    public native int getCount();
+    public native int getCount(); // over all accounts/subaddresses
 
     //private native long getTransactionByIndexJ(int i);
 
@@ -53,8 +66,23 @@ public class TransactionHistory {
         loadNotes(wallet);
     }
 
+//    public void refresh() {
+//        transactions = refreshJ();
+//    }
+
     public void refresh() {
-        transactions = refreshJ();
+        List<TransactionInfo> t = refreshJ();
+        Timber.d("refreshed %d", t.size());
+        for (Iterator<TransactionInfo> iterator = t.iterator(); iterator.hasNext(); ) {
+            TransactionInfo info = iterator.next();
+            if (info.account != accountIndex) {
+                iterator.remove();
+                Timber.d("removed %s", info.hash);
+            } else {
+                Timber.d("kept %s", info.hash);
+            }
+        }
+        transactions = t;
     }
 
     private native List<TransactionInfo> refreshJ();

app/src/main/java/com/m2049r/xmrwallet/model/TransactionInfo.java

@@ -53,6 +53,11 @@ public class TransactionInfo implements Parcelable, Comparable<TransactionInfo>
         }
     }
 
+//    virtual std::set<uint32_t> subaddrIndex() const = 0;
+//    virtual uint32_t subaddrAccount() const = 0;
+//    virtual std::string label() const = 0;
+//    virtual uint64_t confirmations() const = 0;
+
     public Direction direction;
     public boolean isPending;
     public boolean isFailed;
@@ -62,6 +67,8 @@ public class TransactionInfo implements Parcelable, Comparable<TransactionInfo>
     public String hash;
     public long timestamp;
     public String paymentId;
+    public int account;
+    public int subaddress;
     public long confirmations;
     public List<Transfer> transfers;
 
@@ -78,6 +85,8 @@ public class TransactionInfo implements Parcelable, Comparable<TransactionInfo>
             String hash,
             long timestamp,
             String paymentId,
+            int account,
+            int subaddress,
             long confirmations,
             List<Transfer> transfers) {
         this.direction = Direction.values()[direction];
@@ -89,6 +98,8 @@ public class TransactionInfo implements Parcelable, Comparable<TransactionInfo>
         this.hash = hash;
         this.timestamp = timestamp;
         this.paymentId = paymentId;
+        this.account = account;
+        this.subaddress = subaddress;
         this.confirmations = confirmations;
         this.transfers = transfers;
     }
@@ -108,6 +119,8 @@ public class TransactionInfo implements Parcelable, Comparable<TransactionInfo>
         out.writeString(hash);
         out.writeLong(timestamp);
         out.writeString(paymentId);
+        out.writeInt(account);
+        out.writeInt(subaddress);
         out.writeLong(confirmations);
         out.writeList(transfers);
         out.writeString(txKey);
@@ -134,6 +147,8 @@ public class TransactionInfo implements Parcelable, Comparable<TransactionInfo>
         hash = in.readString();
         timestamp = in.readLong();
         paymentId = in.readString();
+        account = in.readInt();
+        subaddress = in.readInt();
         confirmations = in.readLong();
         transfers = in.readArrayList(Transfer.class.getClassLoader());
         txKey = in.readString();

app/src/main/java/com/m2049r/xmrwallet/model/Wallet.java

@@ -19,13 +19,30 @@ package com.m2049r.xmrwallet.model;
 import com.m2049r.xmrwallet.data.TxData;
 
 import java.io.File;
+import java.text.SimpleDateFormat;
+import java.util.Date;
+import java.util.Locale;
+
+import timber.log.Timber;
 
 public class Wallet {
+    final static public long SWEEP_ALL = Long.MAX_VALUE;
+
     static {
         System.loadLibrary("monerujo");
     }
 
-    static final String TAG = "Wallet";
+    private int accountIndex = 0;
+
+    public int getAccountIndex() {
+        return accountIndex;
+    }
+
+    public void setAccountIndex(int accountIndex) {
+        Timber.d("setAccountIndex(%d)", accountIndex);
+        this.accountIndex = accountIndex;
+        getHistory().setAccountFor(this);
+    }
 
     public String getName() {
         return new File(getPath()).getName();
@@ -38,6 +55,11 @@ public class Wallet {
         this.handle = handle;
     }
 
+    Wallet(long handle, int accountIndex) {
+        this.handle = handle;
+        this.accountIndex = accountIndex;
+    }
+
     public enum Status {
         Status_Ok,
         Status_Error,
@@ -66,16 +88,23 @@ public class Wallet {
 
     public native boolean setPassword(String password);
 
-    private String address = null;
-
     public String getAddress() {
-        if (address == null) {
+        return getAddress(accountIndex);
-            address = getAddressJ();
-        }
-        return address;
     }
 
-    private native String getAddressJ();
+    public String getAddress(int accountIndex) {
+        return getAddressJ(accountIndex, 0);
+    }
+
+    public String getSubaddress(int addressIndex) {
+        return getAddressJ(accountIndex, addressIndex);
+    }
+
+    public String getSubaddress(int accountIndex, int addressIndex) {
+        return getAddressJ(accountIndex, addressIndex);
+    }
+
+    private native String getAddressJ(int accountIndex, int addressIndex);
 
     public native String getPath();
 
@@ -95,7 +124,9 @@ public class Wallet {
     public native String getSecretSpendKey();
 
     public boolean store() {
-        return store("");
+        final boolean ok = store("");
+        Timber.d("stored");
+        return ok;
     }
 
     public native boolean store(String path);
@@ -132,9 +163,21 @@ public class Wallet {
 //TODO virtual void setTrustedDaemon(bool arg) = 0;
 //TODO virtual bool trustedDaemon() const = 0;
 
-    public native long getBalance();
+    public long getBalance() {
+        return getBalance(accountIndex);
+    }
 
-    public native long getUnlockedBalance();
+    public native long getBalance(int accountIndex);
+
+    public native long getBalanceAll();
+
+    public long getUnlockedBalance() {
+        return getUnlockedBalance(accountIndex);
+    }
+
+    public native long getUnlockedBalanceAll();
+
+    public native long getUnlockedBalance(int accountIndex);
 
     public native boolean isWatchOnly();
 
@@ -164,9 +207,7 @@ public class Wallet {
 
     public static native boolean isAddressValid(String address, int networkType);
 
-//TODO static static bool keyValid(const std::string &secret_key_string, const std::string &address_string, bool isViewKey, bool testnet, std::string &error);
+    public static native String getPaymentIdFromAddress(String address, int networkType);
-
-    public static native String getPaymentIdFromAddress(String address, boolean isTestNet);
 
     public static native long getMaximumAllowedAmount();
 
@@ -209,14 +250,23 @@ public class Wallet {
                                                 PendingTransaction.Priority priority) {
         disposePendingTransaction();
         int _priority = priority.getValue();
-        long txHandle = createTransactionJ(dst_addr, payment_id, amount, mixin_count, _priority);
+        long txHandle =
+                (amount == SWEEP_ALL ?
+                        createSweepTransaction(dst_addr, payment_id, mixin_count, _priority,
+                                accountIndex) :
+                        createTransactionJ(dst_addr, payment_id, amount, mixin_count, _priority,
+                                accountIndex));
         pendingTransaction = new PendingTransaction(txHandle);
         return pendingTransaction;
     }
 
     private native long createTransactionJ(String dst_addr, String payment_id,
                                            long amount, int mixin_count,
-                                           int priority);
+                                           int priority, int accountIndex);
+
+    private native long createSweepTransaction(String dst_addr, String payment_id,
+                                               int mixin_count,
+                                               int priority, int accountIndex);
 
 
     public PendingTransaction createSweepUnmixableTransaction() {
@@ -243,7 +293,7 @@ public class Wallet {
 
     public TransactionHistory getHistory() {
         if (history == null) {
-            history = new TransactionHistory(getHistoryJ());
+            history = new TransactionHistory(getHistoryJ(), accountIndex);
         }
         return history;
     }
@@ -275,4 +325,68 @@ public class Wallet {
 //virtual bool parse_uri(const std::string &uri, std::string &address, std::string &payment_id, uint64_t &tvAmount, std::string &tx_description, std::string &recipient_name, std::vector<std::string> &unknown_parameters, std::string &error) = 0;
 //virtual bool rescanSpent() = 0;
 
+    private static final String NEW_ACCOUNT_NAME = "Untitled account"; // src/wallet/wallet2.cpp:941
+
+    public void addAccount() {
+        addAccount(NEW_ACCOUNT_NAME);
+    }
+
+    public native void addAccount(String label);
+
+    public String getAccountLabel() {
+        return getAccountLabel(accountIndex);
+    }
+
+    public String getAccountLabel(int accountIndex) {
+        String label = getSubaddressLabel(accountIndex, 0);
+        if (label.equals(NEW_ACCOUNT_NAME)) {
+            String address = getAddress(accountIndex);
+            int len = address.length();
+            return address.substring(0, 6) +
+                    "\u2026" + address.substring(len - 6, len);
+        } else return label;
+    }
+
+    public String getSubaddressLabel(int addressIndex) {
+        return getSubaddressLabel(accountIndex, addressIndex);
+    }
+
+    public native String getSubaddressLabel(int accountIndex, int addressIndex);
+
+    public void setAccountLabel(String label) {
+        setAccountLabel(accountIndex, label);
+    }
+
+    public void setAccountLabel(int accountIndex, String label) {
+        setSubaddressLabel(accountIndex, 0, label);
+    }
+
+    public native void setSubaddressLabel(int accountIndex, int addressIndex, String label);
+
+    public native int getNumAccounts();
+
+    public int getNumSubaddresses() {
+        return getNumSubaddresses(accountIndex);
+    }
+
+    public native int getNumSubaddresses(int accountIndex);
+
+    public String getNewSubaddress() {
+        return getNewSubaddress(accountIndex);
+    }
+
+    public String getNewSubaddress(int accountIndex) {
+        String timeStamp = new SimpleDateFormat("yyyy-MM-dd-HH:mm:ss", Locale.US).format(new Date());
+        addSubaddress(accountIndex, timeStamp);
+        String subaddress = getLastSubaddress(accountIndex);
+        Timber.d("%d: %s", getNumSubaddresses(accountIndex) - 1, subaddress);
+        return subaddress;
+    }
+
+    public native void addSubaddress(int accountIndex, String label);
+
+    public String getLastSubaddress(int accountIndex) {
+        return getSubaddress(accountIndex, getNumSubaddresses(accountIndex) - 1);
+    }
+
 }

app/src/main/java/com/m2049r/xmrwallet/model/WalletManager.java

@@ -80,6 +80,13 @@ public class WalletManager {
 
     private native long createWalletJ(String path, String password, String language, int networkType);
 
+    public Wallet openAccount(String path, int accountIndex, String password) {
+        long walletHandle = openWalletJ(path, password, getNetworkType().getValue());
+        Wallet wallet = new Wallet(walletHandle, accountIndex);
+        manageWallet(wallet);
+        return wallet;
+    }
+
     public Wallet openWallet(String path, String password) {
         long walletHandle = openWalletJ(path, password, getNetworkType().getValue());
         Wallet wallet = new Wallet(walletHandle);
@@ -228,7 +235,6 @@ public class WalletManager {
 
     public String getDaemonAddress() {
         if (daemonAddress == null) {
-            // assume testnet not explicitly initialised
             throw new IllegalStateException("use setDaemon() to initialise daemon and net first!");
         }
         return this.daemonAddress;
@@ -236,13 +242,13 @@ public class WalletManager {
 
     private native void setDaemonAddressJ(String address);
 
-    String daemonUsername = "";
+    private String daemonUsername = "";
 
     public String getDaemonUsername() {
         return daemonUsername;
     }
 
-    String daemonPassword = "";
+    private String daemonPassword = "";
 
     public String getDaemonPassword() {
         return daemonPassword;

app/src/main/java/com/m2049r/xmrwallet/service/exchange/coinmarketcap/ExchangeApiImpl.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2017 m2049r et al.
+ * Copyright (c) 2017-2018 m2049r et al.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-package com.m2049r.xmrwallet.service.exchange.kraken;
+package com.m2049r.xmrwallet.service.exchange.coinmarketcap;
 
 import android.support.annotation.NonNull;
 import android.support.annotation.VisibleForTesting;
@@ -23,6 +23,7 @@ import com.m2049r.xmrwallet.service.exchange.api.ExchangeApi;
 import com.m2049r.xmrwallet.service.exchange.api.ExchangeCallback;
 import com.m2049r.xmrwallet.service.exchange.api.ExchangeException;
 import com.m2049r.xmrwallet.service.exchange.api.ExchangeRate;
+import com.m2049r.xmrwallet.util.Helper;
 
 import org.json.JSONArray;
 import org.json.JSONException;
@@ -37,6 +38,7 @@ import okhttp3.Request;
 import okhttp3.Response;
 
 public class ExchangeApiImpl implements ExchangeApi {
+    static final String CRYPTO_ID = "328";
 
     @NonNull
     private final OkHttpClient okHttpClient;
@@ -52,7 +54,7 @@ public class ExchangeApiImpl implements ExchangeApi {
     }
 
     public ExchangeApiImpl(@NonNull final OkHttpClient okHttpClient) {
-        this(okHttpClient, HttpUrl.parse("https://api.kraken.com/0/public/Ticker"));
+        this(okHttpClient, HttpUrl.parse("https://api.coinmarketcap.com/v2/ticker/"));
     }
 
     @Override
@@ -67,12 +69,12 @@ public class ExchangeApiImpl implements ExchangeApi {
         boolean inverse = false;
         String fiat = null;
 
-        if (baseCurrency.equals("XMR")) {
+        if (baseCurrency.equals(Helper.CRYPTO)) {
             fiat = quoteCurrency;
             inverse = false;
         }
 
-        if (quoteCurrency.equals("XMR")) {
+        if (quoteCurrency.equals(Helper.CRYPTO)) {
             fiat = baseCurrency;
             inverse = true;
         }
@@ -85,7 +87,8 @@ public class ExchangeApiImpl implements ExchangeApi {
         final boolean swapAssets = inverse;
 
         final HttpUrl url = baseUrl.newBuilder()
-                .addQueryParameter("pair", "XMR" + fiat)
+                .addEncodedPathSegments(CRYPTO_ID + "/")
+                .addQueryParameter("convert", fiat)
                 .build();
 
         final Request httpRequest = createHttpRequest(url);
@@ -101,12 +104,12 @@ public class ExchangeApiImpl implements ExchangeApi {
                 if (response.isSuccessful()) {
                     try {
                         final JSONObject json = new JSONObject(response.body().string());
-                        final JSONArray jsonError = json.getJSONArray("error");
+                        final JSONObject metadata = json.getJSONObject("metadata");
-                        if (jsonError.length() > 0) {
+                        if (!metadata.isNull("error")) {
-                            final String errorMsg = jsonError.getString(0);
+                            final String errorMsg = metadata.getString("error");
-                            callback.onError(new ExchangeException(response.code(), errorMsg));
+                            callback.onError(new ExchangeException(response.code(), (String) errorMsg));
                         } else {
-                            final JSONObject jsonResult = json.getJSONObject("result");
+                            final JSONObject jsonResult = json.getJSONObject("data");
                             reportSuccess(jsonResult, swapAssets, callback);
                         }
                     } catch (JSONException ex) {
@@ -130,7 +133,6 @@ public class ExchangeApiImpl implements ExchangeApi {
         }
     }
 
-
     private Request createHttpRequest(final HttpUrl url) {
         return new Request.Builder()
                 .url(url)

app/src/main/java/com/m2049r/xmrwallet/service/exchange/coinmarketcap/ExchangeRateImpl.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2017 m2049r et al.
+ * Copyright (c) 2017-2018 m2049r et al.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-package com.m2049r.xmrwallet.service.exchange.kraken;
+package com.m2049r.xmrwallet.service.exchange.coinmarketcap;
 
 import android.support.annotation.NonNull;
 
@@ -25,6 +25,7 @@ import org.json.JSONArray;
 import org.json.JSONException;
 import org.json.JSONObject;
 
+import java.util.Iterator;
 import java.util.NoSuchElementException;
 import java.util.regex.Matcher;
 import java.util.regex.Pattern;
@@ -37,7 +38,7 @@ class ExchangeRateImpl implements ExchangeRate {
 
     @Override
     public String getServiceName() {
-        return "kraken.com";
+        return "coinmarketcap.com";
     }
 
     @Override
@@ -64,29 +65,21 @@ class ExchangeRateImpl implements ExchangeRate {
 
     ExchangeRateImpl(final JSONObject jsonObject, final boolean swapAssets) throws JSONException, ExchangeException {
         try {
-            final String key = jsonObject.keys().next(); // we expect only one
+            final String baseC = jsonObject.getString("symbol");
-            Pattern pattern = Pattern.compile("^X(.*?)Z(.*?)$");
+            final JSONObject quotes = jsonObject.getJSONObject("quotes");
-            Matcher matcher = pattern.matcher(key);
+            final Iterator<String> keys = quotes.keys();
-            if (matcher.find()) {
+            String key = null;
-                this.baseCurrency = swapAssets ? matcher.group(2) : matcher.group(1);
+            // get key which is not USD unless it is the only one
-                this.quoteCurrency = swapAssets ? matcher.group(1) : matcher.group(2);
+            while (keys.hasNext()) {
-            } else {
+                key = keys.next();
-                throw new ExchangeException("no pair returned!");
+                if (!key.equals("USD")) break;
-            }
-
-            JSONObject pair = jsonObject.getJSONObject(key);
-            JSONArray close = pair.getJSONArray("c");
-            String closePrice = close.getString(0);
-            if (closePrice != null) {
-                try {
-                    double rate = Double.parseDouble(closePrice);
-                    this.rate = swapAssets ? (1 / rate) : rate;
-                } catch (NumberFormatException ex) {
-                    throw new ExchangeException(ex.getLocalizedMessage());
-                }
-            } else {
-                throw new ExchangeException("no close price returned!");
             }
+            final String quoteC = key;
+            baseCurrency = swapAssets ? quoteC : baseC;
+            quoteCurrency = swapAssets ? baseC : quoteC;
+            JSONObject quote = quotes.getJSONObject(key);
+            double price = quote.getDouble("price");
+            this.rate = swapAssets ? (1d / price) : price;
         } catch (NoSuchElementException ex) {
             throw new ExchangeException(ex.getLocalizedMessage());
         }

app/src/main/java/com/m2049r/xmrwallet/util/BitcoinAddressValidator.java

@@ -66,6 +66,8 @@ public class BitcoinAddressValidator {
 
         byte[] result = new byte[25];
         byte[] numBytes = num.toByteArray();
+        if (num.bitLength() > 200) return null;
+
         if (num.bitLength() == 200) {
             System.arraycopy(numBytes, 1, result, 0, 25);
         } else {

app/src/main/java/com/m2049r/xmrwallet/util/FingerprintHelper.java

@@ -2,39 +2,44 @@ package com.m2049r.xmrwallet.util;
 
 import android.app.KeyguardManager;
 import android.content.Context;
-import android.support.v4.hardware.fingerprint.FingerprintManagerCompat;
+import android.hardware.fingerprint.FingerprintManager;
-import android.support.v4.os.CancellationSignal;
+import android.os.Build;
-
+import android.os.CancellationSignal;
-import java.security.KeyStore;
-import java.security.KeyStoreException;
 
 public class FingerprintHelper {
 
     public static boolean isDeviceSupported(Context context) {
-        FingerprintManagerCompat fingerprintManager = FingerprintManagerCompat.from(context);
+        if (Build.VERSION.SDK_INT < Build.VERSION_CODES.M) {
-        KeyguardManager keyguardManager = (KeyguardManager) context.getSystemService(Context.KEYGUARD_SERVICE);
+            return false;
+        }
 
-        return keyguardManager != null &&
+        FingerprintManager fingerprintManager = context.getSystemService(FingerprintManager.class);
+        KeyguardManager keyguardManager = context.getSystemService(KeyguardManager.class);
+
+        return (keyguardManager != null) && (fingerprintManager != null) &&
                 keyguardManager.isKeyguardSecure() &&
                 fingerprintManager.isHardwareDetected() &&
                 fingerprintManager.hasEnrolledFingerprints();
     }
 
-    public static boolean isFingerprintAuthAllowed(String wallet) throws KeyStoreException {
+    public static boolean isFingerPassValid(Context context, String wallet) {
-        KeyStore keyStore = KeyStore.getInstance(KeyStoreHelper.SecurityConstants.KEYSTORE_PROVIDER_ANDROID_KEYSTORE);
         try {
-            keyStore.load(null);
+            KeyStoreHelper.loadWalletUserPass(context, wallet);
-        } catch (Exception ex) {
+            return true;
-            throw new IllegalStateException("Could not load KeyStore", ex);
+        } catch (KeyStoreHelper.BrokenPasswordStoreException ex) {
+            return false;
         }
-
-        return keyStore.containsAlias(KeyStoreHelper.SecurityConstants.WALLET_PASS_KEY_PREFIX + wallet);
     }
 
     public static void authenticate(Context context, CancellationSignal cancelSignal,
-                                    FingerprintManagerCompat.AuthenticationCallback callback) {
+                                    FingerprintManager.AuthenticationCallback callback) {
-        FingerprintManagerCompat manager = FingerprintManagerCompat.from(context);
+        if (Build.VERSION.SDK_INT < Build.VERSION_CODES.M) {
-        manager.authenticate(null, 0, cancelSignal, callback, null);
+            return;
-    }
+        }
 
+        FingerprintManager manager = context.getSystemService(FingerprintManager.class);
+        if (manager != null) {
+            manager.authenticate(null, cancelSignal, 0, callback, null);
+        }
+    }
 }

app/src/main/java/com/m2049r/xmrwallet/widget/ExchangeTextView.java

@@ -25,6 +25,7 @@ import android.util.AttributeSet;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.widget.AdapterView;
+import android.widget.ImageButton;
 import android.widget.ImageView;
 import android.widget.LinearLayout;
 import android.widget.ProgressBar;
@@ -36,9 +37,7 @@ import com.m2049r.xmrwallet.model.Wallet;
 import com.m2049r.xmrwallet.service.exchange.api.ExchangeApi;
 import com.m2049r.xmrwallet.service.exchange.api.ExchangeCallback;
 import com.m2049r.xmrwallet.service.exchange.api.ExchangeRate;
-import com.m2049r.xmrwallet.service.exchange.kraken.ExchangeApiImpl;
 import com.m2049r.xmrwallet.util.Helper;
-import com.m2049r.xmrwallet.util.OkHttpClientSingleton;
 
 import java.util.Locale;
 
@@ -47,6 +46,8 @@ import timber.log.Timber;
 public class ExchangeTextView extends LinearLayout
         implements NumberPadView.NumberPadListener {
 
+    private static String MAX = "\u221E";
+
     String xmrAmount = null;
     String notXmrAmount = null;
 
@@ -70,7 +71,7 @@ public class ExchangeTextView extends LinearLayout
                 if (amount > max) {
                     ok = false;
                 }
-                if (amount <= 0) {
+                if (amount <= 0) { /////////////////////////////
                     ok = false;
                 }
             } catch (NumberFormatException ex) {
@@ -250,7 +251,7 @@ public class ExchangeTextView extends LinearLayout
         }
     }
 
-    private final ExchangeApi exchangeApi = new ExchangeApiImpl(OkHttpClientSingleton.getOkHttpClient());
+    private final ExchangeApi exchangeApi = Helper.getExchangeApi();
 
     void startExchange() {
         showProgress();
@@ -458,4 +459,4 @@ public class ExchangeTextView extends LinearLayout
         tvAmountA.setText(null);
         doExchange();
     }
-}
+}

app/src/main/java/com/m2049r/xmrwallet/widget/ExchangeView.java

@@ -30,6 +30,7 @@ import android.view.LayoutInflater;
 import android.view.View;
 import android.view.inputmethod.EditorInfo;
 import android.widget.AdapterView;
+import android.widget.ArrayAdapter;
 import android.widget.ImageView;
 import android.widget.LinearLayout;
 import android.widget.ProgressBar;
@@ -41,9 +42,7 @@ import com.m2049r.xmrwallet.model.Wallet;
 import com.m2049r.xmrwallet.service.exchange.api.ExchangeApi;
 import com.m2049r.xmrwallet.service.exchange.api.ExchangeCallback;
 import com.m2049r.xmrwallet.service.exchange.api.ExchangeRate;
-import com.m2049r.xmrwallet.service.exchange.kraken.ExchangeApiImpl;
 import com.m2049r.xmrwallet.util.Helper;
-import com.m2049r.xmrwallet.util.OkHttpClientSingleton;
 
 import java.util.Locale;
 
@@ -166,7 +165,11 @@ public class ExchangeView extends LinearLayout
         etAmount = (TextInputLayout) findViewById(R.id.etAmount);
         tvAmountB = (TextView) findViewById(R.id.tvAmountB);
         sCurrencyA = (Spinner) findViewById(R.id.sCurrencyA);
+        ArrayAdapter adapter = ArrayAdapter.createFromResource(getContext(), R.array.currency, R.layout.item_spinner);
+        adapter.setDropDownViewResource(R.layout.item_spinner_dropdown_item);
+        sCurrencyA.setAdapter(adapter);
         sCurrencyB = (Spinner) findViewById(R.id.sCurrencyB);
+        sCurrencyB.setAdapter(adapter);
         evExchange = (ImageView) findViewById(R.id.evExchange);
         pbExchange = (ProgressBar) findViewById(R.id.pbExchange);
 
@@ -310,12 +313,13 @@ public class ExchangeView extends LinearLayout
         }
     }
 
-    private final ExchangeApi exchangeApi = new ExchangeApiImpl(OkHttpClientSingleton.getOkHttpClient());
+    private final ExchangeApi exchangeApi = Helper.getExchangeApi();
 
     void startExchange() {
         showProgress();
         String currencyA = (String) sCurrencyA.getSelectedItem();
         String currencyB = (String) sCurrencyB.getSelectedItem();
+
         exchangeApi.queryExchangeRate(currencyA, currencyB,
                 new ExchangeCallback() {
                     @Override

app/src/main/res/drawable/ic_account_balance_wallet_black_24dp.xml

@@ -0,0 +1,5 @@
+<vector android:height="24dp" android:tint="#FFFFFF"
+    android:viewportHeight="24.0" android:viewportWidth="24.0"
+    android:width="24dp" xmlns:android="http://schemas.android.com/apk/res/android">
+    <path android:fillColor="#FF000000" android:pathData="M21,18v1c0,1.1 -0.9,2 -2,2L5,21c-1.11,0 -2,-0.9 -2,-2L3,5c0,-1.1 0.89,-2 2,-2h14c1.1,0 2,0.9 2,2v1h-9c-1.11,0 -2,0.9 -2,2v8c0,1.1 0.89,2 2,2h9zM12,16h10L22,8L12,8v8zM16,13.5c-0.83,0 -1.5,-0.67 -1.5,-1.5s0.67,-1.5 1.5,-1.5 1.5,0.67 1.5,1.5 -0.67,1.5 -1.5,1.5z"/>
+</vector>

app/src/main/res/drawable/ic_add_circle_white.xml

@@ -0,0 +1,9 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:viewportHeight="20.0"
+    android:viewportWidth="20.0">
+    <path
+        android:fillColor="@color/moneroWhite"
+        android:pathData="M11,5L9,5L9,9L5,9L5,11L9,11L9,15L11,15L11,11L15,11L15,9L11,9L11,5L11,5ZM10,0C4.5,0 0,4.5 0,10C0,15.5 4.5,20 10,20C15.5,20 20,15.5 20,10C20,4.5 15.5,0 10,0L10,0ZM10,18C5.6,18 2,14.4 2,10C2,5.6 5.6,2 10,2C14.4,2 18,5.6 18,10C18,14.4 14.4,18 10,18L10,18Z" />
+</vector>

app/src/main/res/drawable/ic_edit_white_24dp.xml

@@ -0,0 +1,5 @@
+<vector android:height="24dp" android:tint="#FFFFFF"
+    android:viewportHeight="24.0" android:viewportWidth="24.0"
+    android:width="24dp" xmlns:android="http://schemas.android.com/apk/res/android">
+    <path android:fillColor="#FF000000" android:pathData="M3,17.25V21h3.75L17.81,9.94l-3.75,-3.75L3,17.25zM20.71,7.04c0.39,-0.39 0.39,-1.02 0,-1.41l-2.34,-2.34c-0.39,-0.39 -1.02,-0.39 -1.41,0l-1.83,1.83 3.75,3.75 1.83,-1.83z"/>
+</vector>

app/src/main/res/drawable/ic_error_red_36dp.xml

@@ -0,0 +1,27 @@
+<!--
+  ~ Copyright (C) 2015 The Android Open Source Project
+  ~
+  ~ 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
+  -->
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="36dp"
+    android:height="36dp"
+    android:viewportWidth="36"
+    android:viewportHeight="36" >
+    <path
+        android:fillColor="#f4511e"
+        android:pathData="M18,18m -18, 0a 18, 18 0 1, 0 36, 0a 18, 18 0 1, 0 -36, 0" />
+    <path
+        android:fillColor="#ffffffff"
+        android:pathData="m16.665,24.915001l2.67,0l0,2.67l-2.67,0l0,-2.67zm0,-16.5l2.67,0l0,12.67l-2.67,0l0,-12.67z" />
+</vector>