fix spend amount & new version (#635)

reduce restore height some more for new wallets

app/CMakeLists.txt

@@ -155,6 +155,18 @@ add_library(net STATIC IMPORTED)
 set_target_properties(net PROPERTIES IMPORTED_LOCATION
         ${EXTERNAL_LIBS_DIR}/monero/lib/${ANDROID_ABI}/libnet.a)
 
+add_library(hardforks STATIC IMPORTED)
+set_target_properties(hardforks PROPERTIES IMPORTED_LOCATION
+        ${EXTERNAL_LIBS_DIR}/monero/lib/${ANDROID_ABI}/libhardforks.a)
+
+add_library(randomx STATIC IMPORTED)
+set_target_properties(randomx PROPERTIES IMPORTED_LOCATION
+        ${EXTERNAL_LIBS_DIR}/monero/lib/${ANDROID_ABI}/librandomx.a)
+
+add_library(rpc_base STATIC IMPORTED)
+set_target_properties(rpc_base PROPERTIES IMPORTED_LOCATION
+        ${EXTERNAL_LIBS_DIR}/monero/lib/${ANDROID_ABI}/librpc_base.a)
+
 #############
 # System
 #############
@@ -188,6 +200,9 @@ target_link_libraries(  monerujo
                         device_trezor
                         multisig
                         version
+                        randomx
+                        hardforks
+                        rpc_base
 
                         boost_chrono
                         boost_date_time

app/build.gradle

@@ -7,8 +7,8 @@ android {
         applicationId "com.m2049r.xmrwallet"
         minSdkVersion 21
         targetSdkVersion 28
-        versionCode 180
-        versionName "1.11.10 'Chernushka'"
+        versionCode 193
+        versionName "1.12.3 'Caerbannog'"
 
         testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
         externalNativeBuild {

app/src/main/cpp/monerujo.cpp

@@ -1310,7 +1310,6 @@ Java_com_m2049r_xmrwallet_model_PendingTransaction_getFirstTxIdJ(JNIEnv *env, jo
         return nullptr;
 }
 
-
 JNIEXPORT jlong JNICALL
 Java_com_m2049r_xmrwallet_model_PendingTransaction_getTxCount(JNIEnv *env, jobject instance) {
     Bitmonero::PendingTransaction *tx = getHandle<Bitmonero::PendingTransaction>(env, instance);
@@ -1396,6 +1395,11 @@ Java_com_m2049r_xmrwallet_model_WalletManager_setLogLevel(JNIEnv *env, jclass cl
     Bitmonero::WalletManagerFactory::setLogLevel(level);
 }
 
+JNIEXPORT jstring JNICALL
+Java_com_m2049r_xmrwallet_model_WalletManager_moneroVersion(JNIEnv *env, jclass clazz) {
+    return env->NewStringUTF(MONERO_VERSION);
+}
+
 //
 // Ledger Stuff
 //

app/src/main/cpp/monerujo.h

@@ -54,6 +54,8 @@ extern "C"
 {
 #endif
 
+extern const char* const MONERO_VERSION; // the actual monero core version
+
 // from monero-core crypto/hash-ops.h - avoid #including monero code here
 enum {
     HASH_SIZE = 32,

app/src/main/java/com/btchip/comm/android/BTChipTransportAndroidHID.java

@@ -46,8 +46,12 @@ public class BTChipTransportAndroidHID implements BTChipTransport {
         HashMap<String, UsbDevice> deviceList = manager.getDeviceList();
         for (UsbDevice device : deviceList.values()) {
             Timber.d("%04X:%04X %s, %s", device.getVendorId(), device.getProductId(), device.getManufacturerName(), device.getProductName());
-            if ((device.getVendorId() == VID) && (device.getProductId() == PID_HID)) {
-                return device;
+            if (device.getVendorId() == VID) {
+                final int deviceProductId = device.getProductId();
+                for (int pid : PID_HIDS) {
+                    if (deviceProductId == pid)
+                        return device;
+                }
             }
         }
         return null;
@@ -74,7 +78,7 @@ public class BTChipTransportAndroidHID implements BTChipTransport {
     }
 
     private static final int VID = 0x2C97;
-    private static final int PID_HID = 0x0001;
+    private static final int[] PID_HIDS = {0x0001, 0x0004};
 
     private UsbDeviceConnection connection;
     private UsbInterface dongleInterface;

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

@@ -55,6 +55,8 @@ import com.m2049r.xmrwallet.util.KeyStoreHelper;
 import com.m2049r.xmrwallet.util.MoneroThreadPoolExecutor;
 import com.m2049r.xmrwallet.widget.Toolbar;
 
+import java.text.NumberFormat;
+
 import timber.log.Timber;
 
 public class GenerateReviewFragment extends Fragment {
@@ -72,6 +74,7 @@ public class GenerateReviewFragment extends Fragment {
     private TextView tvWalletPassword;
     private TextView tvWalletAddress;
     private TextView tvWalletMnemonic;
+    private TextView tvWalletHeight;
     private TextView tvWalletViewKey;
     private TextView tvWalletSpendKey;
     private ImageButton bCopyAddress;
@@ -99,6 +102,7 @@ public class GenerateReviewFragment extends Fragment {
         tvWalletViewKey = view.findViewById(R.id.tvWalletViewKey);
         tvWalletSpendKey = view.findViewById(R.id.tvWalletSpendKey);
         tvWalletMnemonic = view.findViewById(R.id.tvWalletMnemonic);
+        tvWalletHeight = view.findViewById(R.id.tvWalletHeight);
         bCopyAddress = view.findViewById(R.id.bCopyAddress);
         bAdvancedInfo = view.findViewById(R.id.bAdvancedInfo);
         llAdvancedInfo = view.findViewById(R.id.llAdvancedInfo);
@@ -188,6 +192,7 @@ public class GenerateReviewFragment extends Fragment {
     private class AsyncShow extends AsyncTask<String, Void, Boolean> {
         String name;
         String address;
+        long height;
         String seed;
         String viewKey;
         String spendKey;
@@ -232,6 +237,7 @@ public class GenerateReviewFragment extends Fragment {
             }
 
             address = wallet.getAddress();
+            height = wallet.getRestoreHeight();
             seed = wallet.getSeed();
             switch (wallet.getDeviceType()) {
                 case Device_Ledger:
@@ -264,6 +270,7 @@ public class GenerateReviewFragment extends Fragment {
                 llPassword.setVisibility(View.VISIBLE);
                 tvWalletPassword.setText(getPassword());
                 tvWalletAddress.setText(address);
+                tvWalletHeight.setText(NumberFormat.getInstance().format(height));
                 if (!seed.isEmpty()) {
                     llMnemonic.setVisibility(View.VISIBLE);
                     tvWalletMnemonic.setText(seed);
@@ -288,6 +295,7 @@ public class GenerateReviewFragment extends Fragment {
             } else {
                 // TODO show proper error message and/or end the fragment?
                 tvWalletAddress.setText(walletStatus.toString());
+                tvWalletHeight.setText(walletStatus.toString());
                 tvWalletMnemonic.setText(walletStatus.toString());
                 tvWalletViewKey.setText(walletStatus.toString());
                 tvWalletSpendKey.setText(walletStatus.toString());

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

@@ -940,8 +940,9 @@ public class LoginActivity extends BaseActivity
                     @Override
                     public boolean createWallet(File aFile, String password) {
                         NodeInfo currentNode = getNode();
+                        // get it from the connected node if we have one, and go back ca. 4 days
                         final long restoreHeight =
-                                (currentNode != null) ? currentNode.getHeight() - 20 : -1;
+                                (currentNode != null) ? currentNode.getHeight() - 2000 : -1;
                         Wallet newWallet = WalletManager.getInstance()
                                 .createWallet(aFile, password, MNEMONIC_LANGUAGE, restoreHeight);
                         return checkAndCloseWallet(newWallet);
@@ -1359,17 +1360,30 @@ public class LoginActivity extends BaseActivity
         if (Ledger.ENABLED)
             try {
                 Ledger.connect(usbManager, usbDevice);
-                registerDetachReceiver();
-                onLedgerAction();
-                runOnUiThread(new Runnable() {
-                    @Override
-                    public void run() {
-                        Toast.makeText(LoginActivity.this,
-                                getString(R.string.toast_ledger_attached, usbDevice.getProductName()),
-                                Toast.LENGTH_SHORT)
-                                .show();
-                    }
-                });
+                if (!Ledger.check()) {
+                    Ledger.disconnect();
+                    runOnUiThread(new Runnable() {
+                        @Override
+                        public void run() {
+                            Toast.makeText(LoginActivity.this,
+                                    getString(R.string.toast_ledger_start_app, usbDevice.getProductName()),
+                                    Toast.LENGTH_SHORT)
+                                    .show();
+                        }
+                    });
+                } else {
+                    registerDetachReceiver();
+                    onLedgerAction();
+                    runOnUiThread(new Runnable() {
+                        @Override
+                        public void run() {
+                            Toast.makeText(LoginActivity.this,
+                                    getString(R.string.toast_ledger_attached, usbDevice.getProductName()),
+                                    Toast.LENGTH_SHORT)
+                                    .show();
+                        }
+                    });
+                }
             } catch (IOException ex) {
                 runOnUiThread(new Runnable() {
                     @Override

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

@@ -439,10 +439,13 @@ public class LoginFragment extends Fragment implements WalletInfoAdapter.OnInter
             }
             Collections.sort(nodesToTest, NodeInfo.BestNodeComparator);
             NodeInfo bestNode = nodesToTest.get(0);
-            if (bestNode.isValid())
+            if (bestNode.isValid()) {
+                activityCallback.setNode(bestNode);
                 return bestNode;
-            else
+            } else {
+                activityCallback.setNode(null);
                 return null;
+            }
         }
 
         @Override
@@ -450,7 +453,6 @@ public class LoginFragment extends Fragment implements WalletInfoAdapter.OnInter
             if (!isAdded()) return;
             pbNode.setVisibility(View.INVISIBLE);
             llNode.setVisibility(View.VISIBLE);
-            activityCallback.setNode(result);
             if (result != null) {
                 Timber.d("found a good node %s", result.toString());
                 showNode(result);

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

@@ -266,6 +266,7 @@ public class NodeFragment extends Fragment
                 seedList.add(new NodeInfo(new InetSocketAddress("198.74.231.92", 18080)));
                 seedList.add(new NodeInfo(new InetSocketAddress("195.154.123.123", 18080)));
                 seedList.add(new NodeInfo(new InetSocketAddress("212.83.172.165", 18080)));
+                seedList.add(new NodeInfo(new InetSocketAddress("192.110.160.146", 18080)));
                 d.seedPeers(seedList);
                 d.awaitTermination(NODES_TO_FIND);
             }

app/src/main/java/com/m2049r/xmrwallet/data/NodeInfo.java

@@ -235,8 +235,10 @@ public class NodeInfo extends Node {
                         String rpcVersion = json.getString("jsonrpc");
                         if (!RPC_VERSION.equals(rpcVersion))
                             return false;
-                        final JSONObject header = json.getJSONObject(
-                                "result").getJSONObject("block_header");
+                        final JSONObject result = json.getJSONObject("result");
+                        if (!result.has("credits")) // introduced in monero v0.15.0
+                            return false;
+                        final JSONObject header = result.getJSONObject("block_header");
                         height = header.getLong("height");
                         timestamp = header.getLong("timestamp");
                         majorVersion = header.getInt("major_version");

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

@@ -140,28 +140,12 @@ public class SendAddressWizardFragment extends SendWizardFragment {
                         next = null;
                     } else {
                         // maybe a bip72 or 70 URI
-                        String bip70 = PaymentProtocolHelper.getBip70(enteredAddress);
+                        final String bip70 = PaymentProtocolHelper.getBip70(enteredAddress);
                         if (bip70 != null) {
                             // looks good - resolve through xmr.to
                             processBip70(bip70);
-                            next = null;
-                        } else if (checkAddress()) {
-                            if (llPaymentId.getVisibility() == View.VISIBLE) {
-                                next = etPaymentId;
-                            } else {
-                                next = etNotes;
-                            }
                         }
                     }
-                    if (next != null) {
-                        final View focus = next;
-                        etAddress.post(new Runnable() {
-                            @Override
-                            public void run() {
-                                focus.requestFocus();
-                            }
-                        });
-                    }
                 }
             }
         });
@@ -176,6 +160,7 @@ public class SendAddressWizardFragment extends SendWizardFragment {
                     Timber.d("isIntegratedAddress");
                     etPaymentId.getEditText().getText().clear();
                     llPaymentId.setVisibility(View.INVISIBLE);
+                    etAddress.setError(getString(R.string.info_paymentid_integrated));
                     tvPaymentIdIntegrated.setVisibility(View.VISIBLE);
                     llXmrTo.setVisibility(View.INVISIBLE);
                     sendListener.setMode(SendFragment.Mode.XMR);
@@ -208,10 +193,21 @@ public class SendAddressWizardFragment extends SendWizardFragment {
                 if (clip == null) return;
                 // clean it up
                 final String address = clip.replaceAll("[^0-9A-Z-a-z]", "");
-                if (Wallet.isAddressValid(address) || BitcoinAddressValidator.validate(address))
-                    etAddress.getEditText().setText(address);
-                else
-                    Toast.makeText(getActivity(), getString(R.string.send_address_invalid), Toast.LENGTH_SHORT).show();
+                if (Wallet.isAddressValid(address) || BitcoinAddressValidator.validate(address)) {
+                    final EditText et = etAddress.getEditText();
+                    et.setText(address);
+                    et.setSelection(et.getText().length());
+                    etAddress.requestFocus();
+                } else {
+                    final String bip70 = PaymentProtocolHelper.getBip70(clip);
+                    if (bip70 != null) {
+                        final EditText et = etAddress.getEditText();
+                        et.setText(clip);
+                        et.setSelection(et.getText().length());
+                        processBip70(bip70);
+                    } else
+                        Toast.makeText(getActivity(), getString(R.string.send_address_invalid), Toast.LENGTH_SHORT).show();
+                }
             }
         });
 
@@ -248,7 +244,10 @@ public class SendAddressWizardFragment extends SendWizardFragment {
         bPaymentId.setOnClickListener(new View.OnClickListener() {
             @Override
             public void onClick(View v) {
-                etPaymentId.getEditText().setText((Wallet.generatePaymentId()));
+                final EditText et = etPaymentId.getEditText();
+                et.setText((Wallet.generatePaymentId()));
+                et.setSelection(et.getText().length());
+                etPaymentId.requestFocus();
             }
         });
 
@@ -259,7 +258,6 @@ public class SendAddressWizardFragment extends SendWizardFragment {
                 if ((event != null && (event.getKeyCode() == KeyEvent.KEYCODE_ENTER) && (event.getAction() == KeyEvent.ACTION_DOWN))
                         || (actionId == EditorInfo.IME_ACTION_DONE)) {
                     etDummy.requestFocus();
-                    Helper.hideKeyboard(getActivity());
                     return true;
                 }
                 return false;
@@ -277,7 +275,6 @@ public class SendAddressWizardFragment extends SendWizardFragment {
         etDummy = view.findViewById(R.id.etDummy);
         etDummy.setRawInputType(InputType.TYPE_TEXT_FLAG_NO_SUGGESTIONS);
         etDummy.requestFocus();
-        Helper.hideKeyboard(getActivity());
 
         View tvNfc = view.findViewById(R.id.tvNfc);
         NfcManager manager = (NfcManager) getContext().getSystemService(Context.NFC_SERVICE);
@@ -551,7 +548,6 @@ public class SendAddressWizardFragment extends SendWizardFragment {
     public void onResumeFragment() {
         super.onResumeFragment();
         Timber.d("onResumeFragment()");
-        Helper.hideKeyboard(getActivity());
         etDummy.requestFocus();
     }
 

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

@@ -21,8 +21,6 @@ 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;
@@ -30,8 +28,7 @@ import com.m2049r.xmrwallet.data.BarcodeData;
 import com.m2049r.xmrwallet.data.TxData;
 import com.m2049r.xmrwallet.model.Wallet;
 import com.m2049r.xmrwallet.util.Helper;
-import com.m2049r.xmrwallet.widget.ExchangeTextView;
-import com.m2049r.xmrwallet.widget.NumberPadView;
+import com.m2049r.xmrwallet.widget.ExchangeEditText;
 
 import timber.log.Timber;
 
@@ -59,8 +56,7 @@ public class SendAmountWizardFragment extends SendWizardFragment {
     }
 
     private TextView tvFunds;
-    private ExchangeTextView evAmount;
-    private View llAmount;
+    private ExchangeEditText etAmount;
     private View rlSweep;
     private ImageButton ibSweep;
 
@@ -75,12 +71,9 @@ public class SendAmountWizardFragment extends SendWizardFragment {
         View view = inflater.inflate(R.layout.fragment_send_amount, container, false);
 
         tvFunds = view.findViewById(R.id.tvFunds);
-
-        evAmount = view.findViewById(R.id.evAmount);
-        ((NumberPadView) view.findViewById(R.id.numberPad)).setListener(evAmount);
-
+        etAmount = view.findViewById(R.id.etAmount);
         rlSweep = view.findViewById(R.id.rlSweep);
-        llAmount = view.findViewById(R.id.llAmount);
+
         view.findViewById(R.id.ivSweep).setOnClickListener(new View.OnClickListener() {
             @Override
             public void onClick(View v) {
@@ -97,8 +90,7 @@ public class SendAmountWizardFragment extends SendWizardFragment {
             }
         });
 
-        Helper.hideKeyboard(getActivity());
-
+        etAmount.requestFocus();
         return view;
     }
 
@@ -107,11 +99,11 @@ public class SendAmountWizardFragment extends SendWizardFragment {
     private void sweepAll(boolean spendAllMode) {
         if (spendAllMode) {
             ibSweep.setVisibility(View.INVISIBLE);
-            llAmount.setVisibility(View.GONE);
+            etAmount.setVisibility(View.GONE);
             rlSweep.setVisibility(View.VISIBLE);
         } else {
             ibSweep.setVisibility(View.VISIBLE);
-            llAmount.setVisibility(View.VISIBLE);
+            etAmount.setVisibility(View.VISIBLE);
             rlSweep.setVisibility(View.GONE);
         }
         this.spendAllMode = spendAllMode;
@@ -124,12 +116,12 @@ public class SendAmountWizardFragment extends SendWizardFragment {
                 sendListener.getTxData().setAmount(Wallet.SWEEP_ALL);
             }
         } else {
-            if (!evAmount.validate(maxFunds)) {
+            if (!etAmount.validate(maxFunds)) {
                 return false;
             }
 
             if (sendListener != null) {
-                String xmr = evAmount.getAmount();
+                String xmr = etAmount.getAmount();
                 if (xmr != null) {
                     sendListener.getTxData().setAmount(Wallet.getAmountFromString(xmr));
                 } else {
@@ -146,7 +138,7 @@ public class SendAmountWizardFragment extends SendWizardFragment {
     public void onResumeFragment() {
         super.onResumeFragment();
         Timber.d("onResumeFragment()");
-        Helper.hideKeyboard(getActivity());
+        Helper.showKeyboard(getActivity());
         final long funds = getTotalFunds();
         maxFunds = 1.0 * funds / 1000000000000L;
         if (!sendListener.getActivityCallback().isStreetMode()) {
@@ -157,10 +149,10 @@ public class SendAmountWizardFragment extends SendWizardFragment {
                     getString(R.string.unknown_amount)));
         }
         // getAmount is null if exchange is in progress
-        if ((evAmount.getAmount() != null) && evAmount.getAmount().isEmpty()) {
+        if ((etAmount.getAmount() != null) && etAmount.getAmount().isEmpty()) {
             final BarcodeData data = sendListener.popBarcodeData();
             if ((data != null) && (data.amount != null)) {
-                evAmount.setAmount(data.amount);
+                etAmount.setAmount(data.amount);
             }
         }
     }

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

@@ -31,8 +31,7 @@ import com.m2049r.xmrwallet.data.TxDataBtc;
 import com.m2049r.xmrwallet.model.Wallet;
 import com.m2049r.xmrwallet.util.Helper;
 import com.m2049r.xmrwallet.util.OkHttpHelper;
-import com.m2049r.xmrwallet.widget.ExchangeBtcTextView;
-import com.m2049r.xmrwallet.widget.NumberPadView;
+import com.m2049r.xmrwallet.widget.ExchangeBtcEditText;
 import com.m2049r.xmrwallet.widget.SendProgressView;
 import com.m2049r.xmrwallet.xmrto.XmrToError;
 import com.m2049r.xmrwallet.xmrto.XmrToException;
@@ -62,8 +61,7 @@ public class SendBtcAmountWizardFragment extends SendWizardFragment {
     }
 
     private TextView tvFunds;
-    private ExchangeBtcTextView evAmount;
-    private NumberPadView numberPad;
+    private ExchangeBtcEditText etAmount;
 
     private TextView tvXmrToParms;
     private SendProgressView evParams;
@@ -86,24 +84,20 @@ public class SendBtcAmountWizardFragment extends SendWizardFragment {
 
         tvXmrToParms = view.findViewById(R.id.tvXmrToParms);
 
-        evAmount = view.findViewById(R.id.evAmount);
-        numberPad = view.findViewById(R.id.numberPad);
-        numberPad.setListener(evAmount);
-
-        Helper.hideKeyboard(getActivity());
-
+        etAmount = view.findViewById(R.id.etAmount);
+        etAmount.requestFocus();
         return view;
     }
 
 
     @Override
     public boolean onValidateFields() {
-        if (!evAmount.validate(maxBtc, minBtc)) {
+        if (!etAmount.validate(maxBtc, minBtc)) {
             return false;
         }
         if (sendListener != null) {
             TxDataBtc txDataBtc = (TxDataBtc) sendListener.getTxData();
-            String btcString = evAmount.getAmount();
+            String btcString = etAmount.getAmount();
             if (btcString != null) {
                 try {
                     double btc = Double.parseDouble(btcString);
@@ -122,10 +116,12 @@ public class SendBtcAmountWizardFragment extends SendWizardFragment {
 
     private void setBip70Mode() {
         TxDataBtc txDataBtc = (TxDataBtc) sendListener.getTxData();
-        if (txDataBtc.getBip70() != null) {
-            numberPad.setVisibility(View.INVISIBLE);
+        if (txDataBtc.getBip70() == null) {
+            etAmount.setEditable(true);
+            Helper.showKeyboard(getActivity());
         } else {
-            numberPad.setVisibility(View.VISIBLE);
+            etAmount.setEditable(false);
+            Helper.hideKeyboard(getActivity());
         }
     }
 
@@ -141,7 +137,6 @@ public class SendBtcAmountWizardFragment extends SendWizardFragment {
     public void onResumeFragment() {
         super.onResumeFragment();
         Timber.d("onResumeFragment()");
-        Helper.hideKeyboard(getActivity());
         final long funds = getTotalFunds();
         if (!sendListener.getActivityCallback().isStreetMode()) {
             tvFunds.setText(getString(R.string.send_available,
@@ -153,7 +148,7 @@ public class SendBtcAmountWizardFragment extends SendWizardFragment {
         final BarcodeData data = sendListener.popBarcodeData();
         if (data != null) {
             if (data.amount != null) {
-                evAmount.setAmount(data.amount);
+                etAmount.setAmount(data.amount);
             }
         }
         setBip70Mode();
@@ -171,7 +166,7 @@ public class SendBtcAmountWizardFragment extends SendWizardFragment {
         getView().post(new Runnable() {
             @Override
             public void run() {
-                evAmount.setRate(1.0d / orderParameters.getPrice());
+                etAmount.setRate(1.0d / orderParameters.getPrice());
                 NumberFormat df = NumberFormat.getInstance(Locale.US);
                 df.setMaximumFractionDigits(6);
                 String min = df.format(orderParameters.getLowerLimit());
@@ -211,7 +206,7 @@ public class SendBtcAmountWizardFragment extends SendWizardFragment {
     }
 
     private void processOrderParmsError(final Exception ex) {
-        evAmount.setRate(0);
+        etAmount.setRate(0);
         orderParameters = null;
         maxBtc = 0;
         minBtc = 0;

app/src/main/java/com/m2049r/xmrwallet/ledger/Instruction.java

@@ -134,6 +134,10 @@ public enum Instruction {
         return value;
     }
 
+    public byte getByteValue() {
+        return (byte) (value & 0xFF);
+    }
+
     private int value;
 
     Instruction(int value) {

app/src/main/java/com/m2049r/xmrwallet/ledger/Ledger.java

@@ -27,9 +27,11 @@ import com.btchip.BTChipException;
 import com.btchip.comm.BTChipTransport;
 import com.btchip.comm.android.BTChipTransportAndroidHID;
 import com.m2049r.xmrwallet.BuildConfig;
+import com.m2049r.xmrwallet.model.WalletManager;
 import com.m2049r.xmrwallet.util.Helper;
 
 import java.io.IOException;
+import java.nio.charset.StandardCharsets;
 
 import timber.log.Timber;
 
@@ -40,9 +42,11 @@ public class Ledger {
     static public final int LOOKAHEAD_SUBADDRESSES = 20;
     static public final String SUBADDRESS_LOOKAHEAD = LOOKAHEAD_ACCOUNTS + ":" + LOOKAHEAD_SUBADDRESSES;
 
+    private static final byte PROTOCOL_VERSION = 0x02;
     public static final int SW_OK = 0x9000;
     public static final int SW_INS_NOT_SUPPORTED = 0x6D00;
     public static final int OK[] = {SW_OK};
+    public static final int MINIMUM_LEDGER_VERSION = (1 << 16) + (3 << 8) + (1); // 1.3.1
 
     public static UsbDevice findDevice(UsbManager usbManager) {
         if (!ENABLED) return null;
@@ -89,6 +93,21 @@ public class Ledger {
         }
     }
 
+    static public boolean check() {
+        if (Instance == null) return false;
+        byte[] moneroVersion = WalletManager.moneroVersion().getBytes(StandardCharsets.US_ASCII);
+
+        try {
+            byte[] resp = Instance.exchangeApduNoOpt(Instruction.INS_RESET, moneroVersion, OK);
+            int deviceVersion = (resp[0] << 16) + (resp[1] << 8) + (resp[2]);
+            if (deviceVersion < MINIMUM_LEDGER_VERSION)
+                return false;
+        } catch (BTChipException ex) { // comm error - probably wrong app started on device
+            return false;
+        }
+        return true;
+    }
+
     final private BTChipTransport transport;
     final private String name;
     private int lastSW = 0;
@@ -112,7 +131,7 @@ public class Ledger {
     synchronized private byte[] exchangeRaw(byte[] apdu) {
         if (transport == null)
             throw new IllegalStateException("No transport (probably closed previously)");
-        Timber.i("exchangeRaw %02x", apdu[1]);
+        Timber.d("exchangeRaw %02x", apdu[1]);
         Instruction ins = Instruction.fromByte(apdu[1]);
         if (listener != null) listener.onInstructionSend(ins, apdu);
         sniffOut(ins, apdu);
@@ -120,7 +139,6 @@ public class Ledger {
         if (listener != null) listener.onInstructionReceive(ins, data);
         sniffIn(data);
         return data;
-
     }
 
     private byte[] exchange(byte[] apdu) throws BTChipException {
@@ -148,68 +166,19 @@ public class Ledger {
         throw new BTChipException("Invalid status", lastSW);
     }
 
-    private byte[] exchangeApdu(byte cla, byte ins, byte p1, byte p2, byte[] data, int acceptedSW[]) throws BTChipException {
-        byte[] apdu = new byte[data.length + 5];
-        apdu[0] = cla;
-        apdu[1] = ins;
-        apdu[2] = p1;
-        apdu[3] = p2;
-        apdu[4] = (byte) (data.length);
-        System.arraycopy(data, 0, apdu, 5, data.length);
+    private byte[] exchangeApduNoOpt(Instruction instruction, byte[] data, int acceptedSW[])
+            throws BTChipException {
+        byte[] apdu = new byte[data.length + 6];
+        apdu[0] = PROTOCOL_VERSION;
+        apdu[1] = instruction.getByteValue();
+        apdu[2] = 0; // p1
+        apdu[3] = 0; // p2
+        apdu[4] = (byte) (data.length + 1); // +1 because the opt byte is part of the data
+        apdu[5] = 0; // opt
+        System.arraycopy(data, 0, apdu, 6, data.length);
         return exchangeCheck(apdu, acceptedSW);
     }
 
-    private byte[] exchangeApdu(byte cla, byte ins, byte p1, byte p2, int length, int acceptedSW[]) throws BTChipException {
-        byte[] apdu = new byte[5];
-        apdu[0] = cla;
-        apdu[1] = ins;
-        apdu[2] = p1;
-        apdu[3] = p2;
-        apdu[4] = (byte) (length);
-        return exchangeCheck(apdu, acceptedSW);
-    }
-
-    private byte[] exchangeApduSplit(byte cla, byte ins, byte p1, byte p2, byte[] data, int acceptedSW[]) throws BTChipException {
-        int offset = 0;
-        byte[] result = null;
-        while (offset < data.length) {
-            int blockLength = ((data.length - offset) > 255 ? 255 : data.length - offset);
-            byte[] apdu = new byte[blockLength + 5];
-            apdu[0] = cla;
-            apdu[1] = ins;
-            apdu[2] = p1;
-            apdu[3] = p2;
-            apdu[4] = (byte) (blockLength);
-            System.arraycopy(data, offset, apdu, 5, blockLength);
-            result = exchangeCheck(apdu, acceptedSW);
-            offset += blockLength;
-        }
-        return result;
-    }
-
-    private byte[] exchangeApduSplit2(byte cla, byte ins, byte p1, byte p2, byte[] data, byte[] data2, int acceptedSW[]) throws BTChipException {
-        int offset = 0;
-        byte[] result = null;
-        int maxBlockSize = 255 - data2.length;
-        while (offset < data.length) {
-            int blockLength = ((data.length - offset) > maxBlockSize ? maxBlockSize : data.length - offset);
-            boolean lastBlock = ((offset + blockLength) == data.length);
-            byte[] apdu = new byte[blockLength + 5 + (lastBlock ? data2.length : 0)];
-            apdu[0] = cla;
-            apdu[1] = ins;
-            apdu[2] = p1;
-            apdu[3] = p2;
-            apdu[4] = (byte) (blockLength + (lastBlock ? data2.length : 0));
-            System.arraycopy(data, offset, apdu, 5, blockLength);
-            if (lastBlock) {
-                System.arraycopy(data2, 0, apdu, 5 + blockLength, data2.length);
-            }
-            result = exchangeCheck(apdu, acceptedSW);
-            offset += blockLength;
-        }
-        return result;
-    }
-
     public interface Listener {
         void onInstructionSend(Instruction ins, byte[] apdu);
 
@@ -251,7 +220,6 @@ public class Ledger {
         if (ins == Instruction.INS_GET_KEY) {
             snoopKey = (apdu[2] == 2);
         }
-
     }
 
     private void sniffIn(byte[] data) {

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

@@ -354,4 +354,6 @@ public class WalletManager {
     static public native void logWarning(String category, String message);
 
     static public native void logError(String category, String message);
+
+    static public native String moneroVersion();
 }

app/src/main/java/com/m2049r/xmrwallet/service/WalletService.java

@@ -290,7 +290,7 @@ public class WalletService extends Service {
                             showProgress(10);
                             Wallet.Status walletStatus = start(walletId, walletPw);
                             if (observer != null) observer.onWalletStarted(walletStatus);
-                            if (!walletStatus.isOk()) {
+                            if ((walletStatus == null) || !walletStatus.isOk()) {
                                 errorState = true;
                                 stop();
                             }

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

@@ -103,6 +103,8 @@ public class RestoreHeight {
         blockheight.put("2019-03-01", 1781681L);
         blockheight.put("2019-04-01", 1803081L);
         blockheight.put("2019-05-01", 1824671L);
+        blockheight.put("2019-06-01", 1847005L);
+        blockheight.put("2019-07-01", 1868590L);
     }
 
     public long getHeight(String date) {

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

@@ -19,9 +19,12 @@
 package com.m2049r.xmrwallet.widget;
 
 import android.content.Context;
+import android.text.Editable;
+import android.text.TextWatcher;
 import android.util.AttributeSet;
 import android.view.LayoutInflater;
 import android.widget.ArrayAdapter;
+import android.widget.EditText;
 import android.widget.LinearLayout;
 import android.widget.Spinner;
 import android.widget.TextView;
@@ -31,8 +34,7 @@ import com.m2049r.xmrwallet.util.Helper;
 
 import timber.log.Timber;
 
-public class ExchangeBtcTextView extends LinearLayout
-        implements NumberPadView.NumberPadListener {
+public class ExchangeBtcEditText extends LinearLayout {
 
     String btcAmount = null;
     String xmrAmount = null;
@@ -67,7 +69,7 @@ public class ExchangeBtcTextView extends LinearLayout
     }
 
     void shakeAmountField() {
-        tvAmountA.startAnimation(Helper.getShakeAnimation(getContext()));
+        etAmountA.startAnimation(Helper.getShakeAnimation(getContext()));
     }
 
     void shakeExchangeField() {
@@ -86,31 +88,35 @@ public class ExchangeBtcTextView extends LinearLayout
 
     public void setAmount(String btcAmount) {
         this.btcAmount = btcAmount;
-        tvAmountA.setText(btcAmount);
+        etAmountA.setText(btcAmount);
         xmrAmount = null;
         exchange();
     }
 
+    public void setEditable(boolean editable) {
+        etAmountA.setEnabled(editable);
+    }
+
     public String getAmount() {
         return btcAmount;
     }
 
-    TextView tvAmountA;
+    EditText etAmountA;
     TextView tvAmountB;
     Spinner sCurrencyA;
     Spinner sCurrencyB;
 
-    public ExchangeBtcTextView(Context context) {
+    public ExchangeBtcEditText(Context context) {
         super(context);
         initializeViews(context);
     }
 
-    public ExchangeBtcTextView(Context context, AttributeSet attrs) {
+    public ExchangeBtcEditText(Context context, AttributeSet attrs) {
         super(context, attrs);
         initializeViews(context);
     }
 
-    public ExchangeBtcTextView(Context context,
+    public ExchangeBtcEditText(Context context,
                                AttributeSet attrs,
                                int defStyle) {
         super(context, attrs, defStyle);
@@ -125,13 +131,28 @@ public class ExchangeBtcTextView extends LinearLayout
     private void initializeViews(Context context) {
         LayoutInflater inflater = (LayoutInflater) context
                 .getSystemService(Context.LAYOUT_INFLATER_SERVICE);
-        inflater.inflate(R.layout.view_exchange_btc_text, this);
+        inflater.inflate(R.layout.view_exchange_btc_edit, this);
     }
 
     @Override
     protected void onFinishInflate() {
         super.onFinishInflate();
-        tvAmountA = findViewById(R.id.tvAmountA);
+        etAmountA = findViewById(R.id.etAmountA);
+        etAmountA.addTextChangedListener(new TextWatcher() {
+            @Override
+            public void afterTextChanged(Editable s) {
+                exchange();
+            }
+
+            @Override
+            public void beforeTextChanged(CharSequence s, int start, int count, int after) {
+            }
+
+            @Override
+            public void onTextChanged(CharSequence s, int start, int before, int count) {
+            }
+
+        });
         tvAmountB = findViewById(R.id.tvAmountB);
         sCurrencyA = findViewById(R.id.sCurrencyA);
         sCurrencyB = findViewById(R.id.sCurrencyB);
@@ -146,12 +167,14 @@ public class ExchangeBtcTextView extends LinearLayout
                 new String[]{"XMR"});
         sCurrencyB.setAdapter(xmrAdapter);
         sCurrencyB.setEnabled(false);
+        etAmountA.setFocusable(true);
+        etAmountA.setFocusableInTouchMode(true);
     }
 
     double xmrBtcRate = 0;
 
     public void exchange() {
-        btcAmount = tvAmountA.getText().toString();
+        btcAmount = etAmountA.getText().toString();
         if (!btcAmount.isEmpty() && (xmrBtcRate > 0)) {
             double xmr = xmrBtcRate * Double.parseDouble(btcAmount);
             xmrAmount = Helper.getFormattedAmount(xmr, true);
@@ -161,38 +184,4 @@ public class ExchangeBtcTextView extends LinearLayout
         tvAmountB.setText(getResources().getString(R.string.send_amount_btc_xmr, xmrAmount));
         Timber.d("%s BTC =%f> %s XMR", btcAmount, xmrBtcRate, xmrAmount);
     }
-
-    // deal with attached numpad
-    @Override
-    public void onDigitPressed(final int digit) {
-        tvAmountA.append(String.valueOf(digit));
-        exchange();
-    }
-
-    @Override
-    public void onPointPressed() {
-        //TODO locale?
-        if (tvAmountA.getText().toString().indexOf('.') == -1) {
-            if (tvAmountA.getText().toString().isEmpty()) {
-                tvAmountA.append("0");
-            }
-            tvAmountA.append(".");
-        }
-    }
-
-    @Override
-    public void onBackSpacePressed() {
-        String entry = tvAmountA.getText().toString();
-        int length = entry.length();
-        if (length > 0) {
-            tvAmountA.setText(entry.substring(0, entry.length() - 1));
-            exchange();
-        }
-    }
-
-    @Override
-    public void onClearAll() {
-        tvAmountA.setText(null);
-        exchange();
-    }
 }

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

@@ -21,11 +21,13 @@ package com.m2049r.xmrwallet.widget;
 import android.content.Context;
 import android.os.Handler;
 import android.os.Looper;
+import android.text.Editable;
+import android.text.TextWatcher;
 import android.util.AttributeSet;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.widget.AdapterView;
-import android.widget.ImageButton;
+import android.widget.EditText;
 import android.widget.ImageView;
 import android.widget.LinearLayout;
 import android.widget.ProgressBar;
@@ -43,10 +45,7 @@ import java.util.Locale;
 
 import timber.log.Timber;
 
-public class ExchangeTextView extends LinearLayout
-        implements NumberPadView.NumberPadListener {
-
-    private static String MAX = "\u221E";
+public class ExchangeEditText extends LinearLayout {
 
     String xmrAmount = null;
     String notXmrAmount = null;
@@ -89,7 +88,7 @@ public class ExchangeTextView extends LinearLayout
     }
 
     void shakeAmountField() {
-        tvAmountA.startAnimation(Helper.getShakeAnimation(getContext()));
+        etAmountA.startAnimation(Helper.getShakeAnimation(getContext()));
     }
 
     void shakeExchangeField() {
@@ -99,7 +98,7 @@ public class ExchangeTextView extends LinearLayout
     public void setAmount(String xmrAmount) {
         if (xmrAmount != null) {
             setCurrencyA(0);
-            tvAmountA.setText(xmrAmount);
+            etAmountA.setText(xmrAmount);
             setXmr(xmrAmount);
             this.notXmrAmount = null;
             doExchange();
@@ -114,7 +113,7 @@ public class ExchangeTextView extends LinearLayout
         return xmrAmount;
     }
 
-    TextView tvAmountA;
+    EditText etAmountA;
     TextView tvAmountB;
     Spinner sCurrencyA;
     Spinner sCurrencyB;
@@ -146,17 +145,17 @@ public class ExchangeTextView extends LinearLayout
         return sCurrencyB.getSelectedItemPosition();
     }
 
-    public ExchangeTextView(Context context) {
+    public ExchangeEditText(Context context) {
         super(context);
         initializeViews(context);
     }
 
-    public ExchangeTextView(Context context, AttributeSet attrs) {
+    public ExchangeEditText(Context context, AttributeSet attrs) {
         super(context, attrs);
         initializeViews(context);
     }
 
-    public ExchangeTextView(Context context,
+    public ExchangeEditText(Context context,
                             AttributeSet attrs,
                             int defStyle) {
         super(context, attrs, defStyle);
@@ -171,13 +170,28 @@ public class ExchangeTextView extends LinearLayout
     private void initializeViews(Context context) {
         LayoutInflater inflater = (LayoutInflater) context
                 .getSystemService(Context.LAYOUT_INFLATER_SERVICE);
-        inflater.inflate(R.layout.view_exchange_text, this);
+        inflater.inflate(R.layout.view_exchange_edit, this);
     }
 
     @Override
     protected void onFinishInflate() {
         super.onFinishInflate();
-        tvAmountA = findViewById(R.id.tvAmountA);
+        etAmountA = findViewById(R.id.etAmountA);
+        etAmountA.addTextChangedListener(new TextWatcher() {
+            @Override
+            public void afterTextChanged(Editable s) {
+                doExchange();
+            }
+
+            @Override
+            public void beforeTextChanged(CharSequence s, int start, int count, int after) {
+            }
+
+            @Override
+            public void onTextChanged(CharSequence s, int start, int before, int count) {
+            }
+
+        });
         tvAmountB = findViewById(R.id.tvAmountB);
         sCurrencyA = findViewById(R.id.sCurrencyA);
         sCurrencyB = findViewById(R.id.sCurrencyB);
@@ -317,7 +331,7 @@ public class ExchangeTextView extends LinearLayout
 
     boolean prepareExchange() {
         Timber.d("prepareExchange()");
-        String enteredAmount = tvAmountA.getText().toString();
+        String enteredAmount = etAmountA.getText().toString();
         if (!enteredAmount.isEmpty()) {
             String cleanAmount = "";
             if (getCurrencyA() == 0) {
@@ -426,37 +440,4 @@ public class ExchangeTextView extends LinearLayout
     public void setOnFailedExchangeListener(OnFailedExchangeListener listener) {
         onFailedExchangeListener = listener;
     }
-
-    @Override
-    public void onDigitPressed(final int digit) {
-        tvAmountA.append(String.valueOf(digit));
-        doExchange();
-    }
-
-    @Override
-    public void onPointPressed() {
-        //TODO locale?
-        if (tvAmountA.getText().toString().indexOf('.') == -1) {
-            if (tvAmountA.getText().toString().isEmpty()) {
-                tvAmountA.append("0");
-            }
-            tvAmountA.append(".");
-        }
-    }
-
-    @Override
-    public void onBackSpacePressed() {
-        String entry = tvAmountA.getText().toString();
-        int length = entry.length();
-        if (length > 0) {
-            tvAmountA.setText(entry.substring(0, entry.length() - 1));
-            doExchange();
-        }
-    }
-
-    @Override
-    public void onClearAll() {
-        tvAmountA.setText(null);
-        doExchange();
-    }
 }

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

@@ -48,18 +48,9 @@ import java.util.Locale;
 
 import timber.log.Timber;
 
-// TODO combine this with ExchangeTextView
-
-public class ExchangeView extends LinearLayout
-        implements NumberPadView.NumberPadListener {
-
-    public void enableSoftKeyboard(final boolean isEnabled) {
-        etAmount.getEditText().setShowSoftInputOnFocus(isEnabled);
-    }
-
-    public boolean focus() {
-        return etAmount.requestFocus();
-    }
+public class ExchangeView extends LinearLayout {
+    String xmrAmount = null;
+    String notXmrAmount = null;
 
     public void enable(boolean enable) {
         etAmount.setEnabled(enable);
@@ -67,9 +58,6 @@ public class ExchangeView extends LinearLayout
         sCurrencyB.setEnabled(enable);
     }
 
-    String xmrAmount = null;
-    String notXmrAmount = null;
-
     void setXmr(String xmr) {
         xmrAmount = xmr;
         if (onNewAmountListener != null) {
@@ -482,31 +470,4 @@ public class ExchangeView extends LinearLayout
     public void setOnFailedExchangeListener(OnFailedExchangeListener listener) {
         onFailedExchangeListener = listener;
     }
-
-    @Override
-    public void onDigitPressed(final int digit) {
-        etAmount.getEditText().append(String.valueOf(digit));
-    }
-
-    @Override
-    public void onPointPressed() {
-        //TODO locale?
-        if (etAmount.getEditText().getText().toString().indexOf('.') == -1) {
-            etAmount.getEditText().append(".");
-        }
-    }
-
-    @Override
-    public void onBackSpacePressed() {
-        Editable editable = etAmount.getEditText().getText();
-        int length = editable.length();
-        if (length > 0) {
-            editable.delete(length - 1, length);
-        }
-    }
-
-    @Override
-    public void onClearAll() {
-        etAmount.getEditText().getText().clear();
-    }
 }

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

@@ -1,87 +0,0 @@
-package com.m2049r.xmrwallet.widget;
-
-
-import android.content.Context;
-import android.support.annotation.Nullable;
-import android.util.AttributeSet;
-import android.view.View;
-import android.widget.LinearLayout;
-
-import com.m2049r.xmrwallet.R;
-
-public class NumberPadView extends LinearLayout
-        implements View.OnClickListener, View.OnLongClickListener {
-
-    @Override
-    public void onClick(final View view) {
-        if (listener == null) {
-            throw new IllegalArgumentException("NumberPadListener has to be set, use setListener() to set it.");
-        }
-        switch (view.getId()) {
-            case R.id.numberPadPoint:
-                listener.onPointPressed();
-                break;
-            case R.id.numberPadBackSpace:
-                listener.onBackSpacePressed();
-                break;
-            default:
-                if (view.getTag() != null) {
-                    listener.onDigitPressed(Integer.parseInt(view.getTag().toString()));
-                }
-        }
-    }
-
-    @Override
-    public boolean onLongClick(final View view) {
-        if (view.getId() == R.id.numberPadBackSpace) {
-            listener.onClearAll();
-            return true;
-        }
-        return false;
-    }
-
-    public void setListener(final NumberPadListener listener) {
-        this.listener = listener;
-    }
-
-    public interface NumberPadListener {
-        void onDigitPressed(final int digit);
-
-        void onBackSpacePressed();
-
-        void onPointPressed();
-
-        void onClearAll();
-    }
-
-    private NumberPadListener listener;
-
-    public NumberPadView(final Context context) {
-        this(context, null);
-    }
-
-    public NumberPadView(final Context context,
-                         @Nullable final AttributeSet attrs) {
-        this(context, attrs, 0);
-    }
-
-    public NumberPadView(final Context context, @Nullable final AttributeSet attrs,
-                         final int defStyleAttr) {
-        super(context, attrs, defStyleAttr);
-        final View view = View.inflate(context, R.layout.view_number_pad, this);
-        setOrientation(VERTICAL);
-        view.findViewById(R.id.numberPad0).setOnClickListener(this);
-        view.findViewById(R.id.numberPad1).setOnClickListener(this);
-        view.findViewById(R.id.numberPad2).setOnClickListener(this);
-        view.findViewById(R.id.numberPad3).setOnClickListener(this);
-        view.findViewById(R.id.numberPad4).setOnClickListener(this);
-        view.findViewById(R.id.numberPad5).setOnClickListener(this);
-        view.findViewById(R.id.numberPad6).setOnClickListener(this);
-        view.findViewById(R.id.numberPad7).setOnClickListener(this);
-        view.findViewById(R.id.numberPad8).setOnClickListener(this);
-        view.findViewById(R.id.numberPad9).setOnClickListener(this);
-        view.findViewById(R.id.numberPadPoint).setOnClickListener(this);
-        view.findViewById(R.id.numberPadBackSpace).setOnClickListener(this);
-        view.findViewById(R.id.numberPadBackSpace).setOnLongClickListener(this);
-    }
-}

app/src/main/res/layout/fragment_generate.xml

@@ -18,11 +18,13 @@
 
             <android.support.design.widget.TextInputLayout
                 android:id="@+id/etWalletName"
+                style="@style/Widget.MaterialComponents.TextInputLayout.FilledBox"
                 android:layout_width="0dp"
                 android:layout_height="wrap_content"
                 android:layout_weight="1"
                 app:counterEnabled="true"
                 app:counterMaxLength="20"
+                android:layout_marginEnd="4dp"
                 app:errorEnabled="true">
 
                 <android.support.design.widget.TextInputEditText
@@ -39,7 +41,9 @@
 
             <android.support.design.widget.TextInputLayout
                 android:id="@+id/etWalletPassword"
+                style="@style/Widget.MaterialComponents.TextInputLayout.FilledBox"
                 android:layout_width="0dp"
+                android:layout_marginStart="4dp"
                 android:layout_height="wrap_content"
                 android:layout_weight="1">
 
@@ -78,6 +82,7 @@
 
         <android.support.design.widget.TextInputLayout
             android:id="@+id/etWalletMnemonic"
+            style="@style/Widget.MaterialComponents.TextInputLayout.FilledBox"
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
             android:visibility="gone"
@@ -95,6 +100,7 @@
 
         <android.support.design.widget.TextInputLayout
             android:id="@+id/etWalletAddress"
+            style="@style/Widget.MaterialComponents.TextInputLayout.FilledBox"
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
             android:visibility="gone"
@@ -115,6 +121,7 @@
 
         <android.support.design.widget.TextInputLayout
             android:id="@+id/etWalletViewKey"
+            style="@style/Widget.MaterialComponents.TextInputLayout.FilledBox"
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
             android:visibility="gone"
@@ -134,6 +141,7 @@
 
         <android.support.design.widget.TextInputLayout
             android:id="@+id/etWalletSpendKey"
+            style="@style/Widget.MaterialComponents.TextInputLayout.FilledBox"
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
             android:visibility="gone"
@@ -153,6 +161,7 @@
 
         <android.support.design.widget.TextInputLayout
             android:id="@+id/etWalletRestoreHeight"
+            style="@style/Widget.MaterialComponents.TextInputLayout.FilledBox"
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
             android:visibility="gone"

app/src/main/res/layout/fragment_receive.xml

@@ -84,16 +84,17 @@
             android:id="@+id/evAmount"
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
-            android:layout_marginBottom="16dp"
             android:layout_marginTop="16dp"
+            android:layout_marginBottom="16dp"
             android:orientation="vertical" />
 
         <android.support.design.widget.TextInputLayout
             android:id="@+id/etNotes"
+            style="@style/Widget.MaterialComponents.TextInputLayout.FilledBox"
             android:layout_width="match_parent"
             android:layout_height="wrap_content">
 
-            <EditText
+            <android.support.design.widget.TextInputEditText
                 style="@style/MoneroEdit"
                 android:layout_width="match_parent"
                 android:layout_height="wrap_content"
@@ -101,7 +102,6 @@
                 android:imeOptions="actionDone"
                 android:inputType="textMultiLine"
                 android:textAlignment="textStart" />
-
         </android.support.design.widget.TextInputLayout>
 
         <RelativeLayout
@@ -128,8 +128,8 @@
                     android:layout_width="wrap_content"
                     android:layout_height="wrap_content"
                     android:layout_gravity="center"
-                    android:drawablePadding="4dp"
                     android:drawableStart="@drawable/ic_info_outline_gray_24dp"
+                    android:drawablePadding="4dp"
                     android:text="@string/label_receive_info_gen_qr_code"
                     android:textAlignment="center"
                     android:textSize="16sp"
@@ -149,8 +149,8 @@
                 android:layout_height="wrap_content"
                 android:layout_alignParentBottom="true"
                 android:layout_centerHorizontal="true"
-                android:drawablePadding="8dp"
                 android:drawableStart="@drawable/ic_nfc_black_24dp"
+                android:drawablePadding="8dp"
                 android:gravity="center"
                 android:text="@string/nfc_tag_tap"
                 android:visibility="visible" />

app/src/main/res/layout/fragment_review.xml

@@ -77,6 +77,32 @@
                 tools:text="tucks slackens vehicle doctor oaks aloof balding knife rays wise haggled cuisine navy ladder suitcase dusted last thorn pixels karate ticket nibs violin zapped slackens" />
         </LinearLayout>
 
+        <LinearLayout
+            android:id="@+id/llHeight"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:layout_marginTop="@dimen/data_top"
+            android:orientation="vertical"
+            android:visibility="visible">
+
+            <TextView
+                style="@style/MoneroLabel.Heading"
+                android:layout_width="wrap_content"
+                android:layout_height="match_parent"
+                android:layout_gravity="center"
+                android:text="@string/label_restoreheight" />
+
+            <TextView
+                android:id="@+id/tvWalletHeight"
+                style="@style/MoneroText.Monospace.Mnemonic"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:layout_marginTop="@dimen/data_top"
+                android:background="@drawable/backgound_seed"
+                android:textAlignment="center"
+                tools:text="1,878,151" />
+        </LinearLayout>
+
         <LinearLayout
             android:id="@+id/llPassword"
             android:layout_width="match_parent"

app/src/main/res/layout/fragment_send_address.xml

@@ -29,6 +29,7 @@
                 android:orientation="horizontal">
 
                 <android.support.design.widget.TextInputLayout
+                    style="@style/Widget.MaterialComponents.TextInputLayout.FilledBox"
                     android:id="@+id/etAddress"
                     android:layout_width="0dp"
                     android:layout_height="wrap_content"
@@ -75,7 +76,7 @@
                     android:drawableStart="@drawable/ic_check_gray_24dp"
                     android:drawablePadding="8dp"
                     android:gravity="center"
-                    android:text="@string/info_paymentid_intergrated"
+                    android:text="@string/info_paymentid_integrated"
                     android:textSize="18sp"
                     android:visibility="invisible" />
 
@@ -118,6 +119,7 @@
                     android:visibility="visible">
 
                     <android.support.design.widget.TextInputLayout
+                        style="@style/Widget.MaterialComponents.TextInputLayout.FilledBox"
                         android:id="@+id/etPaymentId"
                         android:layout_width="0dp"
                         android:layout_height="wrap_content"
@@ -153,11 +155,12 @@
             </FrameLayout>
 
             <android.support.design.widget.TextInputLayout
+                style="@style/Widget.MaterialComponents.TextInputLayout.FilledBox"
                 android:id="@+id/etNotes"
                 android:layout_width="match_parent"
                 android:layout_height="wrap_content">
 
-                <EditText
+                <android.support.design.widget.TextInputEditText
                     style="@style/MoneroEdit"
                     android:layout_width="match_parent"
                     android:layout_height="wrap_content"

app/src/main/res/layout/fragment_send_amount.xml

@@ -27,35 +27,19 @@
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
             android:layout_alignParentEnd="true"
-            android:paddingEnd="12dp"
             android:paddingStart="12dp"
+            android:paddingEnd="12dp"
             android:src="@drawable/ic_all_inclusive_24dp"
             android:visibility="visible" />
     </RelativeLayout>
 
-    <LinearLayout
-        android:id="@+id/llAmount"
+    <com.m2049r.xmrwallet.widget.ExchangeEditText
+        android:id="@+id/etAmount"
         android:layout_width="match_parent"
-        android:layout_height="match_parent"
-        android:orientation="vertical"
-        android:visibility="visible">
-
-        <com.m2049r.xmrwallet.widget.ExchangeTextView
-            android:id="@+id/evAmount"
-            android:layout_width="match_parent"
-            android:layout_height="wrap_content"
-            android:layout_marginBottom="16dp"
-            android:layout_marginTop="16dp"
-            android:orientation="vertical" />
-
-        <com.m2049r.xmrwallet.widget.NumberPadView
-            android:id="@+id/numberPad"
-            android:layout_width="match_parent"
-            android:layout_height="match_parent"
-            android:background="@color/white"
-            android:gravity="center" />
-
-    </LinearLayout>
+        android:layout_height="wrap_content"
+        android:layout_marginTop="16dp"
+        android:layout_marginBottom="16dp"
+        android:orientation="vertical" />
 
     <RelativeLayout
         android:id="@+id/rlSweep"

app/src/main/res/layout/fragment_send_btc_amount.xml

@@ -53,19 +53,11 @@
         </LinearLayout>
     </FrameLayout>
 
-    <com.m2049r.xmrwallet.widget.ExchangeBtcTextView
-        android:id="@+id/evAmount"
+    <com.m2049r.xmrwallet.widget.ExchangeBtcEditText
+        android:id="@+id/etAmount"
         android:layout_width="match_parent"
         android:layout_height="wrap_content"
         android:layout_marginBottom="16dp"
         android:layout_marginTop="16dp"
         android:orientation="vertical" />
-
-    <com.m2049r.xmrwallet.widget.NumberPadView
-        android:id="@+id/numberPad"
-        android:layout_width="match_parent"
-        android:layout_height="match_parent"
-        android:background="@color/white"
-        android:gravity="center" />
-
 </LinearLayout>

app/src/main/res/layout/fragment_tx_info.xml

@@ -1,5 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <ScrollView xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
     xmlns:tools="http://schemas.android.com/tools"
     android:layout_width="match_parent"
     android:layout_height="wrap_content"
@@ -225,14 +226,20 @@
                     android:padding="8sp"
                     android:text="@string/tx_notes" />
 
-                <EditText
-                    android:id="@+id/etTxNotes"
-                    style="@style/MoneroEdit"
-                    android:layout_width="wrap_content"
-                    android:layout_height="wrap_content"
-                    android:backgroundTint="@color/moneroGray"
-                    android:hint="@string/tx_notes_hint"
-                    android:inputType="textMultiLine" />
+                <android.support.design.widget.TextInputLayout
+                    style="@style/Widget.MaterialComponents.TextInputLayout.FilledBox"
+                    android:layout_width="match_parent"
+                    android:layout_height="wrap_content">
+
+                    <android.support.design.widget.TextInputEditText
+                        android:id="@+id/etTxNotes"
+                        style="@style/MoneroEdit"
+                        android:layout_width="match_parent"
+                        android:layout_height="wrap_content"
+                        android:backgroundTint="@color/moneroGray"
+                        android:hint="@string/tx_notes_hint"
+                        android:inputType="textMultiLine" />
+                </android.support.design.widget.TextInputLayout>
             </TableRow>
 
             <TableRow>

app/src/main/res/layout/item_node.xml

@@ -15,6 +15,7 @@
         android:layout_centerInParent="true"
         android:layout_marginStart="8dp"
         android:layout_marginEnd="8dp"
+        android:padding="12dp"
         android:background="?android:attr/selectableItemBackgroundBorderless"
         android:gravity="center"
         android:src="@drawable/ic_bookmark_border_24dp" />
@@ -24,6 +25,7 @@
         android:layout_width="match_parent"
         android:layout_height="wrap_content"
         android:layout_alignParentTop="true"
+        android:layout_centerInParent="true"
         android:layout_margin="8dp"
         android:layout_toStartOf="@+id/ivPing"
         android:layout_toEndOf="@id/ibBookmark"

app/src/main/res/layout/prompt_changepw.xml

@@ -12,6 +12,7 @@
 
         <android.support.design.widget.TextInputLayout
             android:id="@+id/etWalletPasswordA"
+            style="@style/Widget.MaterialComponents.TextInputLayout.FilledBox"
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
             app:errorEnabled="true">
@@ -28,6 +29,7 @@
 
         <android.support.design.widget.TextInputLayout
             android:id="@+id/etWalletPasswordB"
+            style="@style/Widget.MaterialComponents.TextInputLayout.FilledBox"
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
             android:layout_marginTop="@dimen/section_top"

app/src/main/res/layout/prompt_editnode.xml

@@ -8,8 +8,8 @@
     <LinearLayout
         android:layout_width="match_parent"
         android:layout_height="wrap_content"
-        android:layout_marginTop="16dp"
         android:layout_marginStart="16dp"
+        android:layout_marginTop="16dp"
         android:layout_marginEnd="16dp"
         android:orientation="vertical">
 
@@ -22,6 +22,7 @@
 
             <android.support.design.widget.TextInputLayout
                 android:id="@+id/etNodeHost"
+                style="@style/Widget.MaterialComponents.TextInputLayout.FilledBox"
                 android:layout_width="0dp"
                 android:layout_height="wrap_content"
                 android:layout_weight="8"
@@ -41,6 +42,7 @@
 
             <android.support.design.widget.TextInputLayout
                 android:id="@+id/etNodePort"
+                style="@style/Widget.MaterialComponents.TextInputLayout.FilledBox"
                 android:layout_width="0dp"
                 android:layout_height="wrap_content"
                 android:layout_weight="2"
@@ -61,6 +63,7 @@
 
         <android.support.design.widget.TextInputLayout
             android:id="@+id/etNodeName"
+            style="@style/Widget.MaterialComponents.TextInputLayout.FilledBox"
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
             android:layout_marginTop="@dimen/data_top">
@@ -85,6 +88,7 @@
 
             <android.support.design.widget.TextInputLayout
                 android:id="@+id/etNodeUser"
+                style="@style/Widget.MaterialComponents.TextInputLayout.FilledBox"
                 android:layout_width="0dp"
                 android:layout_height="wrap_content"
                 android:layout_weight="1">
@@ -103,6 +107,7 @@
 
             <android.support.design.widget.TextInputLayout
                 android:id="@+id/etNodePass"
+                style="@style/Widget.MaterialComponents.TextInputLayout.FilledBox"
                 android:layout_width="0dp"
                 android:layout_height="wrap_content"
                 android:layout_weight="1">
@@ -142,8 +147,8 @@
                 style="@style/MoneroText.Medium"
                 android:layout_width="match_parent"
                 android:layout_height="wrap_content"
-                android:layout_marginStart="4dp"
                 android:layout_alignBaseline="@+id/tvResultLabel"
+                android:layout_marginStart="4dp"
                 android:layout_toEndOf="@+id/tvResultLabel"
                 android:textAlignment="textStart"
                 tools:text="Blockheight: 1710998 (v9), Ping: 187ms" />