bump version to 1.11.13

reduce restore height some more for new wallets

.circleci/config.yml

@@ -3,11 +3,13 @@ jobs:
   build:
     working_directory: ~/code
     docker:
-      - image: bitriseio/android-ndk
+      - image: circleci/android:api-28-ndk
     environment:
       JVM_OPTS: -Xmx3200m
     steps:
       - checkout
+      - run: yes | sdkmanager --licenses || exit 0
+      - run: yes | sdkmanager --update || exit 0
       - restore_cache:
           key: jars-{{ checksum "build.gradle" }}-{{ checksum  "app/build.gradle" }}
       - run:

.idea/.gitignore

@@ -1,3 +0,0 @@
-workspace.xml
-markdown-*
-misc.xml

.idea/.name

@@ -1 +0,0 @@
-xmrwallet

.idea/compiler.xml

@@ -1,22 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project version="4">
-  <component name="CompilerConfiguration">
-    <resourceExtensions />
-    <wildcardResourcePatterns>
-      <entry name="!?*.java" />
-      <entry name="!?*.form" />
-      <entry name="!?*.class" />
-      <entry name="!?*.groovy" />
-      <entry name="!?*.scala" />
-      <entry name="!?*.flex" />
-      <entry name="!?*.kt" />
-      <entry name="!?*.clj" />
-      <entry name="!?*.aj" />
-    </wildcardResourcePatterns>
-    <annotationProcessing>
-      <profile default="true" name="Default" enabled="false">
-        <processorPath useClasspath="true" />
-      </profile>
-    </annotationProcessing>
-  </component>
-</project>

.idea/copyright/profiles_settings.xml

@@ -1,3 +0,0 @@
-<component name="CopyrightManager">
-  <settings default="" />
-</component>

.idea/gradle.xml

@@ -1,19 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project version="4">
-  <component name="GradleSettings">
-    <option name="linkedExternalProjectsSettings">
-      <GradleProjectSettings>
-        <option name="disableWrapperSourceDistributionNotification" value="true" />
-        <option name="distributionType" value="DEFAULT_WRAPPED" />
-        <option name="externalProjectPath" value="$PROJECT_DIR$" />
-        <option name="modules">
-          <set>
-            <option value="$PROJECT_DIR$" />
-            <option value="$PROJECT_DIR$/app" />
-          </set>
-        </option>
-        <option name="resolveModulePerSourceSet" value="false" />
-      </GradleProjectSettings>
-    </option>
-  </component>
-</project>

.idea/modules.xml

@@ -1,9 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project version="4">
-  <component name="ProjectModuleManager">
-    <modules>
-      <module fileurl="file://$PROJECT_DIR$/app/app.iml" filepath="$PROJECT_DIR$/app/app.iml" />
-      <module fileurl="file://$PROJECT_DIR$/xmrwallet.iml" filepath="$PROJECT_DIR$/xmrwallet.iml" />
-    </modules>
-  </component>
-</project>

.idea/runConfigurations.xml

@@ -1,12 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project version="4">
-  <component name="RunConfigurationProducerService">
-    <option name="ignoredProducers">
-      <set>
-        <option value="org.jetbrains.plugins.gradle.execution.test.runner.AllInPackageGradleConfigurationProducer" />
-        <option value="org.jetbrains.plugins.gradle.execution.test.runner.TestClassGradleConfigurationProducer" />
-        <option value="org.jetbrains.plugins.gradle.execution.test.runner.TestMethodGradleConfigurationProducer" />
-      </set>
-    </option>
-  </component>
-</project>

.idea/vcs.xml

@@ -1,6 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project version="4">
-  <component name="VcsDirectoryMappings">
-    <mapping directory="$PROJECT_DIR$" vcs="Git" />
-  </component>
-</project>

app/CMakeLists.txt

@@ -137,7 +137,11 @@ set_target_properties(checkpoints PROPERTIES IMPORTED_LOCATION
 
 add_library(device STATIC IMPORTED)
 set_target_properties(device PROPERTIES IMPORTED_LOCATION
-    ${EXTERNAL_LIBS_DIR}/monero/lib/${ANDROID_ABI}/libdevice.a)
+        ${EXTERNAL_LIBS_DIR}/monero/lib/${ANDROID_ABI}/libdevice.a)
+
+add_library(device_trezor STATIC IMPORTED)
+set_target_properties(device_trezor PROPERTIES IMPORTED_LOCATION
+        ${EXTERNAL_LIBS_DIR}/monero/lib/${ANDROID_ABI}/libdevice_trezor.a)
 
 add_library(multisig STATIC IMPORTED)
 set_target_properties(multisig PROPERTIES IMPORTED_LOCATION
@@ -147,6 +151,10 @@ add_library(version STATIC IMPORTED)
 set_target_properties(version PROPERTIES IMPORTED_LOCATION
     ${EXTERNAL_LIBS_DIR}/monero/lib/${ANDROID_ABI}/libversion.a)
 
+add_library(net STATIC IMPORTED)
+set_target_properties(net PROPERTIES IMPORTED_LOCATION
+        ${EXTERNAL_LIBS_DIR}/monero/lib/${ANDROID_ABI}/libnet.a)
+
 #############
 # System
 #############
@@ -166,6 +174,7 @@ target_link_libraries(  monerujo
                         mnemonics
                         ringct
                         ringct_basic
+                        net
                         common
                         cncrypto
                         blockchain_db
@@ -176,6 +185,7 @@ target_link_libraries(  monerujo
                         blocks
                         checkpoints
                         device
+                        device_trezor
                         multisig
                         version
 

app/build.gradle

@@ -7,8 +7,8 @@ android {
         applicationId "com.m2049r.xmrwallet"
         minSdkVersion 21
         targetSdkVersion 28
-        versionCode 160
+        versionCode 183
-        versionName "1.10.10 'Node-O-matiC'"
+        versionName "1.11.13 'Chernushka'"
 
         testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
         externalNativeBuild {
@@ -113,10 +113,16 @@ dependencies {
     implementation 'dnsjava:dnsjava:2.1.8'
     implementation 'org.jitsi:dnssecjava:1.1.3'
     implementation 'org.slf4j:slf4j-nop:1.7.25'
+    implementation 'com.github.brnunes:swipeablerecyclerview:1.0.2'
+
+    // https://mvnrepository.com/artifact/com.github.aelstad/keccakj
+    implementation 'com.github.aelstad:keccakj:1.1.0'
+
 
     testImplementation "junit:junit:$rootProject.ext.junitVersion"
     testImplementation "org.mockito:mockito-all:$rootProject.ext.mockitoVersion"
     testImplementation "com.squareup.okhttp3:mockwebserver:$rootProject.ext.okHttpVersion"
-    testImplementation 'org.json:json:20140107'
+    testImplementation 'org.json:json:20180813'
-    testImplementation 'net.jodah:concurrentunit:0.4.2'
+    testImplementation 'net.jodah:concurrentunit:0.4.4'
+
 }

app/src/main/AndroidManifest.xml

@@ -26,14 +26,14 @@
             android:configChanges="orientation|keyboardHidden"
             android:label="@string/wallet_activity_name"
             android:launchMode="singleTask"
-            android:screenOrientation="portrait" />
+            android:screenOrientation="behind" />
 
         <activity
             android:name=".LoginActivity"
             android:configChanges="orientation|keyboardHidden"
             android:label="@string/app_name"
             android:launchMode="singleTop"
-            android:screenOrientation="portrait">
+            android:screenOrientation="locked">
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />
                 <category android:name="android.intent.category.LAUNCHER" />
@@ -42,6 +42,22 @@
                 <action android:name="android.hardware.usb.action.USB_DEVICE_ATTACHED" />
             </intent-filter>
 
+            <intent-filter android:label="@string/app_name">
+                <action android:name="android.intent.action.VIEW" />
+                <data android:scheme="monero" />
+
+                <category android:name="android.intent.category.DEFAULT" />
+                <category android:name="android.intent.category.BROWSABLE" />
+            </intent-filter>
+
+            <intent-filter android:label="@string/app_name">
+                <action android:name="android.intent.action.VIEW" />
+                <data android:scheme="bitcoin" />
+
+                <category android:name="android.intent.category.DEFAULT" />
+                <category android:name="android.intent.category.BROWSABLE" />
+            </intent-filter>
+
             <meta-data
                 android:name="android.hardware.usb.action.USB_DEVICE_ATTACHED"
                 android:resource="@xml/usb_device_filter" />
@@ -52,5 +68,15 @@
             android:description="@string/service_description"
             android:exported="false"
             android:label="Monero Wallet Service" />
+
+        <provider
+            android:name="android.support.v4.content.FileProvider"
+            android:authorities="${applicationId}.fileprovider"
+            android:exported="false"
+            android:grantUriPermissions="true">
+            <meta-data
+                android:name="android.support.FILE_PROVIDER_PATHS"
+                android:resource="@xml/filepaths" />
+        </provider>
     </application>
 </manifest>

app/src/main/assets/licenses.html

@@ -43,6 +43,9 @@ Copyright (c) 2014 Dushyanth Maguluru
 <h3>AndroidLicensesPage (https://github.com/adamsp/AndroidLicensesPage)</h3>
 Copyright (c) 2013 Adam Speakman
 
+<h3>SwipeableRecyclerView (https://github.com/brnunes/SwipeableRecyclerView)</h3>
+Copyright (c) 2015 Bruno R. Nunes
+
 <h3>Apache License, Version 2.0, January 2004</h3>
 http://www.apache.org/licenses/<br/>
 <br/>

app/src/main/cpp/device_io_monerujo.hpp

@@ -1,88 +0,0 @@
-// Copyright (c) 2017-2018, The Monero Project
-//
-// All rights reserved.
-//
-// Redistribution and use in source and binary forms, with or without modification, are
-// permitted provided that the following conditions are met:
-//
-// 1. Redistributions of source code must retain the above copyright notice, this list of
-//    conditions and the following disclaimer.
-//
-// 2. Redistributions in binary form must reproduce the above copyright notice, this list
-//    of conditions and the following disclaimer in the documentation and/or other
-//    materials provided with the distribution.
-//
-// 3. Neither the name of the copyright holder nor the names of its contributors may be
-//    used to endorse or promote products derived from this software without specific
-//    prior written permission.
-//
-// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
-// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
-// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
-// THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
-// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
-// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
-// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
-// STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
-// THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-//
-
-#if defined(HAVE_MONERUJO)
-
-#ifdef __cplusplus
-extern "C"
-{
-#endif
-
-/**
- * @brief LedgerFind - find Ledger Device and return it's name
- * @param buffer     - buffer for name of found device
- * @param len        - length of buffer
- * @return  0 - success
- *         -1 - no device connected / found
- *         -2 - JVM not found
- */
-int LedgerFind(char *buffer, size_t len);
-
-/**
- * @brief LedgerExchange - exchange data with Ledger Device
- * @param command        - buffer for data to send
- * @param cmd_len        - length of send to send
- * @param response       - buffer for received data
- * @param max_resp_len   - size of receive buffer
- *
- * @return length of received data in response or -1 if error
- */
-int  LedgerExchange(unsigned char *command, unsigned int cmd_len, unsigned char *response, unsigned int max_resp_len);
-
-#ifdef __cplusplus
-}
-#endif
-
-#include "device_io.hpp"
-
-#pragma once
-
-namespace hw {
-  namespace io {
-    class device_io_monerujo: device_io {
-    public:
-      device_io_monerujo() {};
-      ~device_io_monerujo() {};
-
-      void init() {};
-      void release() {};
-
-      void connect(void *params) {};
-      void disconnect() {};
-      bool connected() const {return true;}; // monerujo is always connected before it gets here
-
-      // returns number of bytes read or -1 on error
-      int  exchange(unsigned char *command, unsigned int cmd_len, unsigned char *response, unsigned int max_resp_len) {
-        return LedgerExchange(command, cmd_len, response, max_resp_len);
-      }
-    };
-  };
-};
-
-#endif //#if defined(HAVE_MONERUJO)

app/src/main/cpp/monerujo.cpp

@@ -39,6 +39,7 @@ static jclass class_WalletListener;
 static jclass class_TransactionInfo;
 static jclass class_Transfer;
 static jclass class_Ledger;
+static jclass class_WalletStatus;
 
 std::mutex _listenerMutex;
 
@@ -61,6 +62,8 @@ JNIEXPORT jint JNICALL JNI_OnLoad(JavaVM *jvm, void *reserved) {
             jenv->FindClass("com/m2049r/xmrwallet/model/WalletListener")));
     class_Ledger = static_cast<jclass>(jenv->NewGlobalRef(
             jenv->FindClass("com/m2049r/xmrwallet/ledger/Ledger")));
+    class_WalletStatus = static_cast<jclass>(jenv->NewGlobalRef(
+            jenv->FindClass("com/m2049r/xmrwallet/model/Wallet$Status")));
     return JNI_VERSION_1_6;
 }
 #ifdef __cplusplus
@@ -442,12 +445,6 @@ Java_com_m2049r_xmrwallet_model_WalletManager_findWallets(JNIEnv *env, jobject i
     return cpp2java(env, walletPaths);
 }
 
-JNIEXPORT jstring JNICALL
-Java_com_m2049r_xmrwallet_model_WalletManager_getErrorString(JNIEnv *env, jobject instance) {
-    Bitmonero::Wallet *wallet = getHandle<Bitmonero::Wallet>(env, instance);
-    return env->NewStringUTF(wallet->errorString().c_str());
-}
-
 //TODO virtual bool checkPayment(const std::string &address, const std::string &txid, const std::string &txkey, const std::string &daemon_address, uint64_t &received, uint64_t &height, std::string &error) const = 0;
 
 JNIEXPORT void JNICALL
@@ -587,10 +584,25 @@ Java_com_m2049r_xmrwallet_model_Wallet_getStatusJ(JNIEnv *env, jobject instance)
     return wallet->status();
 }
 
-JNIEXPORT jstring JNICALL
+jobject newWalletStatusInstance(JNIEnv *env, int status, const std::string &errorString) {
-Java_com_m2049r_xmrwallet_model_Wallet_getErrorString(JNIEnv *env, jobject instance) {
+    jmethodID init = env->GetMethodID(class_WalletStatus, "<init>",
+                                      "(ILjava/lang/String;)V");
+    jstring _errorString = env->NewStringUTF(errorString.c_str());
+    jobject instance = env->NewObject(class_WalletStatus, init, status, _errorString);
+    env->DeleteLocalRef(_errorString);
+    return instance;
+}
+
+
+JNIEXPORT jobject JNICALL
+Java_com_m2049r_xmrwallet_model_Wallet_statusWithErrorString(JNIEnv *env, jobject instance) {
     Bitmonero::Wallet *wallet = getHandle<Bitmonero::Wallet>(env, instance);
-    return env->NewStringUTF(wallet->errorString().c_str());
+
+    int status;
+    std::string errorString;
+    wallet->statusWithErrorString(status, errorString);
+
+    return newWalletStatusInstance(env, status, errorString);
 }
 
 JNIEXPORT jboolean JNICALL
@@ -1298,7 +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);
@@ -1384,12 +1395,15 @@ 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
 //
 
-#include "device_io_monerujo.hpp"
-
 /**
  * @brief LedgerExchange - exchange data with Ledger Device
  * @param command        - buffer for data to send
@@ -1423,7 +1437,7 @@ int LedgerExchange(
         return -1;
     }
     jsize len = jenv->GetArrayLength(dataRecv);
-    LOGD("LedgerExchange SCARD_S_SUCCESS %ld/%d", cmd_len, len);
+    LOGD("LedgerExchange SCARD_S_SUCCESS %u/%d", cmd_len, len);
     if (len <= max_resp_len) {
         jenv->GetByteArrayRegion(dataRecv, 0, len, (jbyte *) response);
         jenv->DeleteLocalRef(dataRecv);

app/src/main/cpp/monerujo.h

@@ -54,20 +54,22 @@ 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,
     HASH_DATA_AREA = 136
 };
 
-void cn_slow_hash(const void *data, size_t length, char *hash, int variant, int prehashed);
+void cn_slow_hash(const void *data, size_t length, char *hash, int variant, int prehashed, uint64_t height);
 
 inline void slow_hash(const void *data, const size_t length, char *hash) {
-    cn_slow_hash(data, length, hash, 0 /* variant */, 0/*prehashed*/);
+    cn_slow_hash(data, length, hash, 0 /*variant*/, 0 /*prehashed*/, 0 /*height*/);
 }
 
 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*/);
+    cn_slow_hash(data, 200 /*sizeof(union hash_state)*/, hash, variant, 1 /*prehashed*/, 0 /*height*/);
 }
 
 #ifdef __cplusplus

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)) {
+            if (device.getVendorId() == VID) {
-                return device;
+                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/levin/scanner/Dispatcher.java

@@ -18,7 +18,6 @@ package com.m2049r.levin.scanner;
 
 import com.m2049r.xmrwallet.data.NodeInfo;
 
-import java.net.InetSocketAddress;
 import java.util.Collection;
 import java.util.HashSet;
 import java.util.Iterator;
@@ -176,9 +175,9 @@ public class Dispatcher implements PeerRetriever.OnGetPeers {
     }
 
     private void retrievePeers(PeerRetriever peer) {
-        for (InetSocketAddress socketAddress : peer.getPeers()) {
+        for (LevinPeer levinPeer : peer.getPeers()) {
             if (getMorePeers())
-                retrievePeer(new NodeInfo(socketAddress));
+                retrievePeer(new NodeInfo(levinPeer));
             else
                 break;
         }

app/src/main/java/com/m2049r/levin/scanner/LevinPeer.java

@@ -0,0 +1,23 @@
+package com.m2049r.levin.scanner;
+
+import java.net.InetAddress;
+import java.net.InetSocketAddress;
+
+public class LevinPeer {
+    final public InetSocketAddress socketAddress;
+    final public int version;
+    final public long height;
+    final public String top;
+
+
+    public InetSocketAddress getSocketAddress() {
+        return socketAddress;
+    }
+
+    LevinPeer(InetAddress address, int port, int version, long height, String top) {
+        this.socketAddress = new InetSocketAddress(address, port);
+        this.version = version;
+        this.height = height;
+        this.top = top;
+    }
+}

app/src/main/java/com/m2049r/levin/scanner/PeerRetriever.java

@@ -28,7 +28,6 @@ import java.io.DataInput;
 import java.io.DataOutput;
 import java.io.IOException;
 import java.net.InetAddress;
-import java.net.InetSocketAddress;
 import java.net.Socket;
 import java.util.ArrayList;
 import java.util.Date;
@@ -45,7 +44,7 @@ public class PeerRetriever implements Callable<PeerRetriever> {
     static final private byte[] HANDSHAKE = handshakeRequest().asByteArray();
     static final private byte[] FLAGS_RESP = flagsResponse().asByteArray();
 
-    final private List<InetSocketAddress> peers = new ArrayList<>();
+    final private List<LevinPeer> peers = new ArrayList<>();
 
     private NodeInfo nodeInfo;
     private OnGetPeers onGetPeersCallback;
@@ -67,7 +66,7 @@ public class PeerRetriever implements Callable<PeerRetriever> {
         return !peers.isEmpty();
     }
 
-    public List<InetSocketAddress> getPeers() {
+    public List<LevinPeer> getPeers() {
         return peers;
     }
 
@@ -107,12 +106,18 @@ public class PeerRetriever implements Callable<PeerRetriever> {
     }
 
     private void readAddressList(Section section) {
+        Section data = (Section) section.get("payload_data");
+        int topVersion = (Integer) data.get("top_version");
+        long currentHeight = (Long) data.get("current_height");
+        String topId = HexHelper.bytesToHex((byte[]) data.get("top_id"));
+        Timber.d("PAYLOAD_DATA %d/%d/%s", topVersion, currentHeight, topId);
+
         @SuppressWarnings("unchecked")
         List<Section> peerList = (List<Section>) section.get("local_peerlist_new");
         if (peerList != null) {
             for (Section peer : peerList) {
                 Section adr = (Section) peer.get("adr");
-                Byte type = (Byte) adr.get("type");
+                Integer type = (Integer) adr.get("type");
                 if ((type == null) || (type != 1))
                     continue;
                 Section addr = (Section) adr.get("addr");
@@ -121,7 +126,7 @@ public class PeerRetriever implements Callable<PeerRetriever> {
                 Integer ip = (Integer) addr.get("m_ip");
                 if (ip == null)
                     continue;
-                Short sport = (Short) addr.get("m_port");
+                Integer sport = (Integer) addr.get("m_port");
                 if (sport == null)
                     continue;
                 int port = sport;
@@ -133,7 +138,7 @@ public class PeerRetriever implements Callable<PeerRetriever> {
                         && !inet.isLoopbackAddress()
                         && !inet.isMulticastAddress()
                         && !inet.isLinkLocalAddress()) {
-                    peers.add(new InetSocketAddress(inet, port));
+                    peers.add(new LevinPeer(inet, port, topVersion, currentHeight, topId));
                 }
             }
         }

app/src/main/java/com/m2049r/levin/util/LevinReader.java

@@ -83,9 +83,11 @@ public class LevinReader {
             case Section.SERIALIZE_TYPE_INT32:
                 return in.readInt();
             case Section.SERIALIZE_TYPE_UINT16:
+                return in.readUnsignedShort();
             case Section.SERIALIZE_TYPE_INT16:
                 return in.readShort();
             case Section.SERIALIZE_TYPE_UINT8:
+                return in.readUnsignedByte();
             case Section.SERIALIZE_TYPE_INT8:
                 return in.readByte();
             case Section.SERIALIZE_TYPE_OBJECT:
@@ -171,10 +173,10 @@ public class LevinReader {
 
     // this should be in LittleEndianDataInputStream because it has little
     // endian logic
-    private long readRest(int firstByte, int bytes) throws IOException {
+    private long readRest(final int firstByte, final int bytes) throws IOException {
         long result = firstByte;
-        for (int i = 0; i < bytes; i++) {
+        for (int i = 1; i < bytes + 1; i++) {
-            result = result + (in.readUnsignedByte() << 8);
+            result = result + (((long) in.readUnsignedByte()) << (8 * i));
         }
         return result;
     }

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

@@ -16,6 +16,7 @@
 
 package com.m2049r.xmrwallet;
 
+import android.app.Activity;
 import android.app.AlertDialog;
 import android.content.Context;
 import android.content.DialogInterface;
@@ -33,6 +34,7 @@ import android.view.Menu;
 import android.view.MenuInflater;
 import android.view.View;
 import android.view.ViewGroup;
+import android.view.WindowManager;
 import android.view.inputmethod.EditorInfo;
 import android.widget.Button;
 import android.widget.LinearLayout;
@@ -45,6 +47,7 @@ import com.m2049r.xmrwallet.util.FingerprintHelper;
 import com.m2049r.xmrwallet.util.Helper;
 import com.m2049r.xmrwallet.util.KeyStoreHelper;
 import com.m2049r.xmrwallet.util.RestoreHeight;
+import com.m2049r.xmrwallet.util.ledger.Monero;
 import com.m2049r.xmrwallet.widget.Toolbar;
 import com.nulabinc.zxcvbn.Strength;
 import com.nulabinc.zxcvbn.Zxcvbn;
@@ -95,7 +98,6 @@ public class GenerateFragment extends Fragment {
         etWalletRestoreHeight = view.findViewById(R.id.etWalletRestoreHeight);
         bGenerate = view.findViewById(R.id.bGenerate);
 
-        etWalletMnemonic.getEditText().setRawInputType(InputType.TYPE_CLASS_TEXT);
         etWalletAddress.getEditText().setRawInputType(InputType.TYPE_TEXT_FLAG_NO_SUGGESTIONS);
         etWalletViewKey.getEditText().setRawInputType(InputType.TYPE_TEXT_FLAG_NO_SUGGESTIONS);
         etWalletSpendKey.getEditText().setRawInputType(InputType.TYPE_TEXT_FLAG_NO_SUGGESTIONS);
@@ -241,9 +243,7 @@ public class GenerateFragment extends Fragment {
                 }
             });
             etWalletAddress.setVisibility(View.VISIBLE);
-            etWalletAddress.getEditText().setOnEditorActionListener(new TextView.OnEditorActionListener()
+            etWalletAddress.getEditText().setOnEditorActionListener(new TextView.OnEditorActionListener() {
-
-            {
                 public boolean onEditorAction(TextView v, int actionId, KeyEvent event) {
                     if ((event != null && (event.getKeyCode() == KeyEvent.KEYCODE_ENTER) && (event.getAction() == KeyEvent.ACTION_DOWN))
                             || (actionId == EditorInfo.IME_ACTION_NEXT)) {
@@ -275,9 +275,7 @@ public class GenerateFragment extends Fragment {
         }
         if (type.equals(TYPE_KEY)) {
             etWalletSpendKey.setVisibility(View.VISIBLE);
-            etWalletSpendKey.getEditText().setOnEditorActionListener(new TextView.OnEditorActionListener()
+            etWalletSpendKey.getEditText().setOnEditorActionListener(new TextView.OnEditorActionListener() {
-
-            {
                 public boolean onEditorAction(TextView v, int actionId, KeyEvent event) {
                     if ((event != null && (event.getKeyCode() == KeyEvent.KEYCODE_ENTER) && (event.getAction() == KeyEvent.ACTION_DOWN))
                             || (actionId == EditorInfo.IME_ACTION_NEXT)) {
@@ -304,9 +302,7 @@ public class GenerateFragment extends Fragment {
                 }
             });
         }
-        bGenerate.setOnClickListener(new View.OnClickListener()
+        bGenerate.setOnClickListener(new View.OnClickListener() {
-
-        {
             @Override
             public void onClick(View v) {
                 Helper.hideKeyboard(getActivity());
@@ -617,4 +613,79 @@ public class GenerateFragment extends Fragment {
         }
         super.onCreateOptionsMenu(menu, inflater);
     }
+
+    AlertDialog ledgerDialog = null;
+
+    public void convertLedgerSeed() {
+        if (ledgerDialog != null) return;
+        final Activity activity = getActivity();
+        View promptsView = getLayoutInflater().inflate(R.layout.prompt_ledger_seed, null);
+        android.app.AlertDialog.Builder alertDialogBuilder = new android.app.AlertDialog.Builder(activity);
+        alertDialogBuilder.setView(promptsView);
+
+        final TextInputLayout etSeed = promptsView.findViewById(R.id.etSeed);
+        final TextInputLayout etPassphrase = promptsView.findViewById(R.id.etPassphrase);
+
+        etSeed.getEditText().addTextChangedListener(new TextWatcher() {
+            @Override
+            public void afterTextChanged(Editable s) {
+                if (etSeed.getError() != null) {
+                    etSeed.setError(null);
+                }
+            }
+
+            @Override
+            public void beforeTextChanged(CharSequence s, int start,
+                                          int count, int after) {
+            }
+
+            @Override
+            public void onTextChanged(CharSequence s, int start,
+                                      int before, int count) {
+            }
+        });
+
+        alertDialogBuilder
+                .setCancelable(false)
+                .setPositiveButton(getString(R.string.label_ok), null)
+                .setNegativeButton(getString(R.string.label_cancel),
+                        new DialogInterface.OnClickListener() {
+                            public void onClick(DialogInterface dialog, int id) {
+                                Helper.hideKeyboardAlways(activity);
+                                etWalletMnemonic.getEditText().getText().clear();
+                                dialog.cancel();
+                                ledgerDialog = null;
+                            }
+                        });
+
+        ledgerDialog = alertDialogBuilder.create();
+
+        ledgerDialog.setOnShowListener(new DialogInterface.OnShowListener() {
+            @Override
+            public void onShow(DialogInterface dialog) {
+                Button button = ((AlertDialog) dialog).getButton(AlertDialog.BUTTON_POSITIVE);
+                button.setOnClickListener(new View.OnClickListener() {
+                    @Override
+                    public void onClick(View view) {
+                        String ledgerSeed = etSeed.getEditText().getText().toString();
+                        String ledgerPassphrase = etPassphrase.getEditText().getText().toString();
+                        String moneroSeed = Monero.convert(ledgerSeed, ledgerPassphrase);
+                        if (moneroSeed != null) {
+                            etWalletMnemonic.getEditText().setText(moneroSeed);
+                            ledgerDialog.dismiss();
+                            ledgerDialog = null;
+                        } else {
+                            etSeed.setError(getString(R.string.bad_ledger_seed));
+                        }
+                    }
+                });
+            }
+        });
+
+        if (Helper.preventScreenshot()) {
+            ledgerDialog.getWindow().setFlags(WindowManager.LayoutParams.FLAG_SECURE, WindowManager.LayoutParams.FLAG_SECURE);
+        }
+
+        ledgerDialog.show();
+    }
 }

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

@@ -33,6 +33,7 @@ import android.view.Menu;
 import android.view.MenuInflater;
 import android.view.View;
 import android.view.ViewGroup;
+import android.view.WindowManager;
 import android.view.inputmethod.EditorInfo;
 import android.widget.Button;
 import android.widget.ImageButton;
@@ -54,6 +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 {
@@ -71,6 +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;
@@ -98,6 +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);
@@ -187,11 +192,12 @@ 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;
         boolean isWatchOnly;
-        Wallet.Status status;
+        Wallet.Status walletStatus;
 
         boolean dialogOpened = false;
 
@@ -223,14 +229,15 @@ public class GenerateReviewFragment extends Fragment {
                 closeWallet = true;
             }
             name = wallet.getName();
-            status = wallet.getStatus();
+            walletStatus = wallet.getStatus();
-            if (status != Wallet.Status.Status_Ok) {
+            if (!walletStatus.isOk()) {
-                Timber.e(wallet.getErrorString());
+                Timber.e(walletStatus.getErrorString());
                 if (closeWallet) wallet.close();
                 return false;
             }
 
             address = wallet.getAddress();
+            height = wallet.getRestoreHeight();
             seed = wallet.getSeed();
             switch (wallet.getDeviceType()) {
                 case Device_Ledger:
@@ -263,6 +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);
@@ -286,10 +294,11 @@ public class GenerateReviewFragment extends Fragment {
                         GenerateReviewFragment.VIEW_TYPE_ACCEPT.equals(type) ? Toolbar.BUTTON_NONE : Toolbar.BUTTON_BACK);
             } else {
                 // TODO show proper error message and/or end the fragment?
-                tvWalletAddress.setText(status.toString());
+                tvWalletAddress.setText(walletStatus.toString());
-                tvWalletMnemonic.setText(status.toString());
+                tvWalletHeight.setText(walletStatus.toString());
-                tvWalletViewKey.setText(status.toString());
+                tvWalletMnemonic.setText(walletStatus.toString());
-                tvWalletSpendKey.setText(status.toString());
+                tvWalletViewKey.setText(walletStatus.toString());
+                tvWalletSpendKey.setText(walletStatus.toString());
             }
             hideProgress();
         }
@@ -413,12 +422,13 @@ public class GenerateReviewFragment extends Fragment {
         }
 
         boolean ok = false;
-        if (wallet.getStatus() == Wallet.Status.Status_Ok) {
+        Wallet.Status walletStatus = wallet.getStatus();
+        if (walletStatus.isOk()) {
             wallet.setPassword(newPassword);
             wallet.store();
             ok = true;
         } else {
-            Timber.e(wallet.getErrorString());
+            Timber.e(walletStatus.getErrorString());
         }
         if (closeWallet) wallet.close();
         return ok;
@@ -620,6 +630,11 @@ public class GenerateReviewFragment extends Fragment {
                 return false;
             }
         });
+
+        if (Helper.preventScreenshot()) {
+            openDialog.getWindow().setFlags(WindowManager.LayoutParams.FLAG_SECURE, WindowManager.LayoutParams.FLAG_SECURE);
+        }
+
         return openDialog;
     }
 

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

@@ -92,6 +92,11 @@ public class LoginActivity extends BaseActivity
 
     Set<NodeInfo> favouriteNodes = new HashSet<>();
 
+    @Override
+    public NodeInfo getNode() {
+        return node;
+    }
+
     @Override
     public void setNode(NodeInfo node) {
         if ((node != null) && (node.getNetworkType() != WalletManager.getInstance().getNetworkType()))
@@ -264,7 +269,11 @@ public class LoginActivity extends BaseActivity
         } else {
             Timber.i("Waiting for permissions");
         }
-        processUsbIntent(getIntent());
+
+        // try intents
+        Intent intent = getIntent();
+        if (!processUsbIntent(intent))
+            processUriIntent(intent);
     }
 
     boolean checkServiceRunning() {
@@ -711,6 +720,10 @@ public class LoginActivity extends BaseActivity
         intent.putExtra(WalletActivity.REQUEST_PW, walletPassword);
         intent.putExtra(WalletActivity.REQUEST_FINGERPRINT_USED, fingerprintUsed);
         intent.putExtra(WalletActivity.REQUEST_STREETMODE, streetmode);
+        if (uri != null) {
+            intent.putExtra(WalletActivity.REQUEST_URI, uri);
+            uri = null; // use only once
+        }
         startActivity(intent);
     }
 
@@ -905,6 +918,16 @@ public class LoginActivity extends BaseActivity
 
     }
 
+    boolean checkAndCloseWallet(Wallet aWallet) {
+        Wallet.Status walletStatus = aWallet.getStatus();
+        if (!walletStatus.isOk()) {
+            Timber.e(walletStatus.getErrorString());
+            toast(walletStatus.getErrorString());
+        }
+        aWallet.close();
+        return walletStatus.isOk();
+    }
+
     @Override
     public void onGenerate(final String name, final String password) {
         createWallet(name, password,
@@ -916,15 +939,13 @@ 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() - 2000 : -1;
                         Wallet newWallet = WalletManager.getInstance()
-                                .createWallet(aFile, password, MNEMONIC_LANGUAGE);
+                                .createWallet(aFile, password, MNEMONIC_LANGUAGE, restoreHeight);
-                        boolean success = (newWallet.getStatus() == Wallet.Status.Status_Ok);
+                        return checkAndCloseWallet(newWallet);
-                        if (!success) {
-                            Timber.e(newWallet.getErrorString());
-                            toast(newWallet.getErrorString());
-                        }
-                        newWallet.close();
-                        return success;
                     }
                 });
     }
@@ -943,13 +964,7 @@ public class LoginActivity extends BaseActivity
                     public boolean createWallet(File aFile, String password) {
                         Wallet newWallet = WalletManager.getInstance()
                                 .recoveryWallet(aFile, password, seed, restoreHeight);
-                        boolean success = (newWallet.getStatus() == Wallet.Status.Status_Ok);
+                        return checkAndCloseWallet(newWallet);
-                        if (!success) {
-                            Timber.e(newWallet.getErrorString());
-                            toast(newWallet.getErrorString());
-                        }
-                        newWallet.close();
-                        return success;
                     }
                 });
     }
@@ -969,13 +984,7 @@ public class LoginActivity extends BaseActivity
                         Wallet newWallet = WalletManager.getInstance()
                                 .createWalletFromDevice(aFile, password,
                                         restoreHeight, "Ledger");
-                        boolean success = (newWallet.getStatus() == Wallet.Status.Status_Ok);
+                        return checkAndCloseWallet(newWallet);
-                        if (!success) {
-                            Timber.e(newWallet.getErrorString());
-                            toast(newWallet.getErrorString());
-                        }
-                        newWallet.close();
-                        return success;
                     }
                 });
     }
@@ -996,13 +1005,7 @@ public class LoginActivity extends BaseActivity
                         Wallet newWallet = WalletManager.getInstance()
                                 .createWalletWithKeys(aFile, password, MNEMONIC_LANGUAGE, restoreHeight,
                                         address, viewKey, spendKey);
-                        boolean success = (newWallet.getStatus() == Wallet.Status.Status_Ok);
+                        return checkAndCloseWallet(newWallet);
-                        if (!success) {
-                            Timber.e(newWallet.getErrorString());
-                            toast(newWallet.getErrorString());
-                        }
-                        newWallet.close();
-                        return success;
                     }
                 });
     }
@@ -1216,6 +1219,12 @@ public class LoginActivity extends BaseActivity
             case R.id.action_language:
                 onChangeLocale();
                 return true;
+            case R.id.action_ledger_seed:
+                Fragment f = getSupportFragmentManager().findFragmentById(R.id.fragment_container);
+                if (f instanceof GenerateFragment) {
+                    ((GenerateFragment) f).convertLedgerSeed();
+                }
+                return true;
             default:
                 return super.onOptionsItemSelected(item);
         }
@@ -1348,30 +1357,44 @@ public class LoginActivity extends BaseActivity
     };
 
     private void connectLedger(UsbManager usbManager, final UsbDevice usbDevice) {
-        try {
+        if (Ledger.ENABLED)
-            Ledger.connect(usbManager, usbDevice);
+            try {
-            registerDetachReceiver();
+                Ledger.connect(usbManager, usbDevice);
-            onLedgerAction();
+                if (!Ledger.check()) {
-            runOnUiThread(new Runnable() {
+                    Ledger.disconnect();
-                @Override
+                    runOnUiThread(new Runnable() {
-                public void run() {
+                        @Override
-                    Toast.makeText(LoginActivity.this,
+                        public void run() {
-                            getString(R.string.toast_ledger_attached, usbDevice.getProductName()),
+                            Toast.makeText(LoginActivity.this,
-                            Toast.LENGTH_SHORT)
+                                    getString(R.string.toast_ledger_start_app, usbDevice.getProductName()),
-                            .show();
+                                    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) {
-        } catch (IOException ex) {
+                runOnUiThread(new Runnable() {
-            runOnUiThread(new Runnable() {
+                    @Override
-                @Override
+                    public void run() {
-                public void run() {
+                        Toast.makeText(LoginActivity.this,
-                    Toast.makeText(LoginActivity.this,
+                                getString(R.string.open_wallet_ledger_missing),
-                            getString(R.string.open_wallet_ledger_missing),
+                                Toast.LENGTH_SHORT)
-                            Toast.LENGTH_SHORT)
+                                .show();
-                            .show();
+                    }
-                }
+                });
-            });
+            }
-        }
     }
 
     @Override
@@ -1380,7 +1403,7 @@ public class LoginActivity extends BaseActivity
         processUsbIntent(intent);
     }
 
-    private void processUsbIntent(Intent intent) {
+    private boolean processUsbIntent(Intent intent) {
         String action = intent.getAction();
         if (UsbManager.ACTION_USB_DEVICE_ATTACHED.equals(action)) {
             synchronized (this) {
@@ -1393,6 +1416,21 @@ public class LoginActivity extends BaseActivity
                     }
                 }
             }
+            return true;
+        }
+        return false;
+    }
+
+    private String uri = null;
+
+    private void processUriIntent(Intent intent) {
+        String action = intent.getAction();
+        if (Intent.ACTION_VIEW.equals(action)) {
+            synchronized (this) {
+                uri = intent.getDataString();
+                Timber.d("URI Intent %s", uri);
+                HelpFragment.display(getSupportFragmentManager(), R.string.help_uri);
+            }
         }
     }
 

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

@@ -99,6 +99,8 @@ public class LoginFragment extends Fragment implements WalletInfoAdapter.OnInter
 
         void setNode(NodeInfo node);
 
+        NodeInfo getNode();
+
         Set<NodeInfo> getFavouriteNodes();
 
         boolean hasLedger();
@@ -128,7 +130,11 @@ public class LoginFragment extends Fragment implements WalletInfoAdapter.OnInter
         activityCallback.setTitle(null);
         activityCallback.setToolbarButton(Toolbar.BUTTON_CREDITS);
         activityCallback.showNet();
-        findBestNode();
+        NodeInfo node = activityCallback.getNode();
+        if (node == null)
+            findBestNode();
+        else
+            showNode(node);
     }
 
     @Override
@@ -181,7 +187,7 @@ public class LoginFragment extends Fragment implements WalletInfoAdapter.OnInter
             @Override
             public void onClick(View v) {
                 if (activityCallback.getFavouriteNodes().isEmpty())
-                    activityCallback.onNodePrefs();
+                    startNodePrefs();
                 else
                     findBestNode();
             }
@@ -191,8 +197,7 @@ public class LoginFragment extends Fragment implements WalletInfoAdapter.OnInter
         view.findViewById(R.id.ibOption).setOnClickListener(new View.OnClickListener() {
             @Override
             public void onClick(View v) {
-                if (activityCallback != null)
+                startNodePrefs();
-                    activityCallback.onNodePrefs();
             }
         });
 
@@ -434,10 +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()) {
-                return nodesToTest.get(0);
+                activityCallback.setNode(bestNode);
-            else
+                return bestNode;
+            } else {
+                activityCallback.setNode(null);
                 return null;
+            }
         }
 
         @Override
@@ -445,7 +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);
@@ -476,4 +483,9 @@ public class LoginFragment extends Fragment implements WalletInfoAdapter.OnInter
         tvNodeAddress.setText(nodeInfo.getAddress());
         tvNodeAddress.setVisibility(View.VISIBLE);
     }
+
+    private void startNodePrefs() {
+        activityCallback.setNode(null);
+        activityCallback.onNodePrefs();
+    }
 }

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

@@ -32,6 +32,7 @@ import android.view.Menu;
 import android.view.MenuInflater;
 import android.view.View;
 import android.view.ViewGroup;
+import android.view.WindowManager;
 import android.view.inputmethod.EditorInfo;
 import android.widget.Button;
 import android.widget.TextView;
@@ -506,6 +507,10 @@ public class NodeFragment extends Fragment
                 }
             });
 
+            if (Helper.preventScreenshot()) {
+                editDialog.getWindow().setFlags(WindowManager.LayoutParams.FLAG_SECURE, WindowManager.LayoutParams.FLAG_SECURE);
+            }
+
             etNodePass.getEditText().setOnEditorActionListener(new TextView.OnEditorActionListener() {
                 public boolean onEditorAction(TextView v, int actionId, KeyEvent event) {
                     if (actionId == EditorInfo.IME_ACTION_DONE) {

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

@@ -17,19 +17,28 @@
 package com.m2049r.xmrwallet;
 
 import android.content.Context;
+import android.content.Intent;
 import android.graphics.Bitmap;
 import android.graphics.Canvas;
 import android.graphics.drawable.BitmapDrawable;
+import android.net.Uri;
 import android.nfc.NfcManager;
 import android.os.AsyncTask;
 import android.os.Bundle;
+import android.support.annotation.Nullable;
 import android.support.design.widget.TextInputLayout;
 import android.support.v4.app.Fragment;
+import android.support.v4.content.FileProvider;
+import android.support.v4.view.MenuItemCompat;
+import android.support.v7.widget.ShareActionProvider;
 import android.text.Editable;
 import android.text.InputType;
 import android.text.TextWatcher;
 import android.view.KeyEvent;
 import android.view.LayoutInflater;
+import android.view.Menu;
+import android.view.MenuInflater;
+import android.view.MenuItem;
 import android.view.View;
 import android.view.ViewGroup;
 import android.view.inputmethod.EditorInfo;
@@ -56,6 +65,9 @@ import com.m2049r.xmrwallet.util.MoneroThreadPoolExecutor;
 import com.m2049r.xmrwallet.widget.ExchangeView;
 import com.m2049r.xmrwallet.widget.Toolbar;
 
+import java.io.File;
+import java.io.FileOutputStream;
+import java.io.IOException;
 import java.util.HashMap;
 import java.util.Map;
 
@@ -69,8 +81,8 @@ public class ReceiveFragment extends Fragment {
     private TextInputLayout etNotes;
     private ExchangeView evAmount;
     private TextView tvQrCode;
-    private ImageView qrCode;
+    private ImageView ivQrCode;
-    private ImageView qrCodeFull;
+    private ImageView ivQrCodeFull;
     private EditText etDummy;
     private ImageButton bCopyAddress;
     private Button bSubaddress;
@@ -97,9 +109,9 @@ public class ReceiveFragment extends Fragment {
         tvAddress = view.findViewById(R.id.tvAddress);
         etNotes = view.findViewById(R.id.etNotes);
         evAmount = view.findViewById(R.id.evAmount);
-        qrCode = view.findViewById(R.id.qrCode);
+        ivQrCode = view.findViewById(R.id.qrCode);
         tvQrCode = view.findViewById(R.id.tvQrCode);
-        qrCodeFull = view.findViewById(R.id.qrCodeFull);
+        ivQrCodeFull = view.findViewById(R.id.qrCodeFull);
         etDummy = view.findViewById(R.id.etDummy);
         bCopyAddress = view.findViewById(R.id.bCopyAddress);
         bSubaddress = view.findViewById(R.id.bSubaddress);
@@ -178,25 +190,25 @@ public class ReceiveFragment extends Fragment {
             }
         });
 
-        qrCode.setOnClickListener(new View.OnClickListener() {
+        ivQrCode.setOnClickListener(new View.OnClickListener() {
             @Override
             public void onClick(View v) {
                 Helper.hideKeyboard(getActivity());
                 etDummy.requestFocus();
                 if (qrValid) {
-                    qrCodeFull.setImageBitmap(((BitmapDrawable) qrCode.getDrawable()).getBitmap());
+                    ivQrCodeFull.setImageBitmap(((BitmapDrawable) ivQrCode.getDrawable()).getBitmap());
-                    qrCodeFull.setVisibility(View.VISIBLE);
+                    ivQrCodeFull.setVisibility(View.VISIBLE);
                 } else {
                     evAmount.doExchange();
                 }
             }
         });
 
-        qrCodeFull.setOnClickListener(new View.OnClickListener() {
+        ivQrCodeFull.setOnClickListener(new View.OnClickListener() {
             @Override
             public void onClick(View v) {
-                qrCodeFull.setImageBitmap(null);
+                ivQrCodeFull.setImageBitmap(null);
-                qrCodeFull.setVisibility(View.GONE);
+                ivQrCodeFull.setVisibility(View.GONE);
             }
         });
 
@@ -228,6 +240,81 @@ public class ReceiveFragment extends Fragment {
         return view;
     }
 
+    @Override
+    public void onCreate(@Nullable Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setHasOptionsMenu(true);
+    }
+
+    private ShareActionProvider shareActionProvider;
+
+    @Override
+    public void onCreateOptionsMenu(Menu menu, final MenuInflater inflater) {
+        inflater.inflate(R.menu.receive_menu, menu);
+        super.onCreateOptionsMenu(menu, inflater);
+
+        // Locate MenuItem with ShareActionProvider
+        MenuItem item = menu.findItem(R.id.menu_item_share);
+
+        // Fetch and store ShareActionProvider
+        shareActionProvider = (ShareActionProvider) MenuItemCompat.getActionProvider(item);
+
+        shareActionProvider.setOnShareTargetSelectedListener(new ShareActionProvider.OnShareTargetSelectedListener() {
+            @Override
+            public boolean onShareTargetSelected(ShareActionProvider shareActionProvider, Intent intent) {
+                saveQrCode(); // save it only if we need it
+                return false;
+            }
+        });
+    }
+
+    private void setShareIntent() {
+        if (shareActionProvider != null) {
+            if (qrValid) {
+                shareActionProvider.setShareIntent(getShareIntent());
+            } else {
+                shareActionProvider.setShareIntent(null);
+            }
+        }
+    }
+
+    private void saveQrCode() {
+        if (!qrValid) throw new IllegalStateException("trying to save null qr code!");
+
+        File cachePath = new File(getActivity().getCacheDir(), "images");
+        if (!cachePath.exists())
+            if (!cachePath.mkdirs()) throw new IllegalStateException("cannot create images folder");
+        File png = new File(cachePath, "QR.png");
+        try {
+            FileOutputStream stream = new FileOutputStream(png);
+            Bitmap qrBitmap = ((BitmapDrawable) ivQrCode.getDrawable()).getBitmap();
+            qrBitmap.compress(Bitmap.CompressFormat.PNG, 100, stream);
+            stream.close();
+        } catch (IOException ex) {
+            Timber.e(ex);
+            // make sure we don't share an old qr code
+            if (!png.delete()) throw new IllegalStateException("cannot delete old qr code");
+            // if we manage to delete it, the URI points to nothing and the user gets a toast with the error
+        }
+    }
+
+    private Intent getShareIntent() {
+        File imagePath = new File(getActivity().getCacheDir(), "images");
+        File png = new File(imagePath, "QR.png");
+        Uri contentUri = FileProvider.getUriForFile(getActivity(),
+                BuildConfig.APPLICATION_ID + ".fileprovider", png);
+        if (contentUri != null) {
+            Intent shareIntent = new Intent();
+            shareIntent.setAction(Intent.ACTION_SEND);
+            shareIntent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); // temp permission for receiving app to read this file
+            shareIntent.setDataAndType(contentUri, getActivity().getContentResolver().getType(contentUri));
+            shareIntent.putExtra(Intent.EXTRA_STREAM, contentUri);
+            shareIntent.putExtra(Intent.EXTRA_TEXT, bcData.getUriString());
+            return shareIntent;
+        }
+        return null;
+    }
+
     void enableSubaddressButton(boolean enable) {
         bSubaddress.setEnabled(enable);
         if (enable) {
@@ -242,23 +329,23 @@ public class ReceiveFragment extends Fragment {
         Toast.makeText(getActivity(), getString(R.string.message_copy_address), Toast.LENGTH_SHORT).show();
     }
 
-    boolean qrValid = true;
+    private boolean qrValid = false;
 
     void clearQR() {
         if (qrValid) {
-            qrCode.setImageBitmap(null);
+            ivQrCode.setImageBitmap(null);
             qrValid = false;
+            setShareIntent();
             if (isLoaded)
                 tvQrCode.setVisibility(View.VISIBLE);
         }
     }
 
     void setQR(Bitmap qr) {
-        qrCode.setImageBitmap(qr);
+        ivQrCode.setImageBitmap(qr);
         qrValid = true;
+        setShareIntent();
         tvQrCode.setVisibility(View.GONE);
-        Helper.hideKeyboard(getActivity());
-        etDummy.requestFocus();
     }
 
     @Override
@@ -392,7 +479,7 @@ public class ReceiveFragment extends Fragment {
             return;
         }
         bcData = new BarcodeData(BarcodeData.Asset.XMR, address, null, notes, xmrAmount);
-        int size = Math.min(qrCode.getHeight(), qrCode.getWidth());
+        int size = Math.max(ivQrCode.getWidth(), ivQrCode.getHeight());
         Bitmap qr = generate(bcData.getUriString(), size, size);
         if (qr != null) {
             setQR(qr);
@@ -422,8 +509,8 @@ public class ReceiveFragment extends Fragment {
             Bitmap bitmap = Bitmap.createBitmap(pixels, 0, width, width, height, Bitmap.Config.RGB_565);
             bitmap = addLogo(bitmap);
             return bitmap;
-        } catch (WriterException e) {
+        } catch (WriterException ex) {
-            e.printStackTrace();
+            Timber.e(ex);
         }
         return null;
     }
@@ -487,6 +574,7 @@ public class ReceiveFragment extends Fragment {
     @Override
     public void onPause() {
         Timber.d("onPause()");
+        Helper.hideKeyboard(getActivity());
         super.onPause();
     }
 

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

@@ -21,6 +21,7 @@ import android.os.Bundle;
 import android.support.annotation.Nullable;
 import android.support.v7.app.AppCompatActivity;
 
+import com.m2049r.xmrwallet.util.Helper;
 import com.m2049r.xmrwallet.util.LocaleHelper;
 
 import static android.view.WindowManager.LayoutParams;
@@ -30,8 +31,7 @@ public abstract class SecureActivity extends AppCompatActivity {
     protected void onCreate(@Nullable Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
 
-        // set FLAG_SECURE to prevent screenshots in Release Mode
+        if (Helper.preventScreenshot()) {
-        if (!BuildConfig.DEBUG && !BuildConfig.FLAVOR_type.equals("alpha")) {
             getWindow().setFlags(LayoutParams.FLAG_SECURE, LayoutParams.FLAG_SECURE);
         }
     }

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

@@ -36,7 +36,7 @@ import com.m2049r.xmrwallet.model.TransactionInfo;
 import com.m2049r.xmrwallet.model.Transfer;
 import com.m2049r.xmrwallet.model.Wallet;
 import com.m2049r.xmrwallet.util.Helper;
-import com.m2049r.xmrwallet.util.UserNotes;
+import com.m2049r.xmrwallet.data.UserNotes;
 import com.m2049r.xmrwallet.widget.Toolbar;
 
 import java.text.SimpleDateFormat;
@@ -71,7 +71,6 @@ public class TxFragment extends Fragment {
     private TextView tvTxFee;
     private TextView tvTxTransfers;
     private TextView etTxNotes;
-    private Button bTxNotes;
 
     // XMRTO stuff
     private View cvXmrTo;
@@ -102,21 +101,9 @@ public class TxFragment extends Fragment {
         tvTxFee = view.findViewById(R.id.tvTxFee);
         tvTxTransfers = view.findViewById(R.id.tvTxTransfers);
         etTxNotes = view.findViewById(R.id.etTxNotes);
-        bTxNotes = view.findViewById(R.id.bTxNotes);
 
         etTxNotes.setRawInputType(InputType.TYPE_CLASS_TEXT);
 
-        bTxNotes.setOnClickListener(new View.OnClickListener() {
-            @Override
-            public void onClick(View v) {
-                info.notes = null; // force reload on next view
-                bTxNotes.setEnabled(false);
-                etTxNotes.setEnabled(false);
-                userNotes.setNote(etTxNotes.getText().toString());
-                activityCallback.onSetNote(info.hash, userNotes.txNotes);
-            }
-        });
-
         tvTxXmrToKey.setOnClickListener(new View.OnClickListener() {
             @Override
             public void onClick(View v) {
@@ -131,14 +118,6 @@ public class TxFragment extends Fragment {
         return view;
     }
 
-    public void onNotesSet(boolean reload) {
-        bTxNotes.setEnabled(true);
-        etTxNotes.setEnabled(true);
-        if (reload) {
-            loadNotes(this.info);
-        }
-    }
-
     void shareTxInfo() {
         if (this.info == null) return;
         StringBuffer sb = new StringBuffer();
@@ -315,7 +294,6 @@ public class TxFragment extends Fragment {
         }
     }
 
-
     @Override
     public void onCreate(@Nullable Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
@@ -337,9 +315,9 @@ public class TxFragment extends Fragment {
 
         String getTxNotes(String hash);
 
-        String getTxAddress(int major, int minor);
+        boolean setTxNotes(String txId, String txNotes);
 
-        void onSetNote(String txId, String notes);
+        String getTxAddress(int major, int minor);
 
         void setToolbarButton(int type);
 
@@ -357,4 +335,16 @@ public class TxFragment extends Fragment {
                     + " must implement Listener");
         }
     }
-}
+
+    @Override
+    public void onPause() {
+        if (!etTxNotes.getText().toString().equals(userNotes.note)) { // notes have changed
+            // save them
+            userNotes.setNote(etTxNotes.getText().toString());
+            info.notes = userNotes.txNotes;
+            activityCallback.setTxNotes(info.hash, info.notes);
+        }
+        Helper.hideKeyboard(getActivity());
+        super.onPause();
+    }
+}

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

@@ -47,6 +47,7 @@ import android.widget.Toast;
 
 import com.m2049r.xmrwallet.data.BarcodeData;
 import com.m2049r.xmrwallet.data.TxData;
+import com.m2049r.xmrwallet.data.UserNotes;
 import com.m2049r.xmrwallet.dialog.CreditsFragment;
 import com.m2049r.xmrwallet.dialog.HelpFragment;
 import com.m2049r.xmrwallet.fragment.send.SendAddressWizardFragment;
@@ -59,7 +60,6 @@ import com.m2049r.xmrwallet.model.WalletManager;
 import com.m2049r.xmrwallet.service.WalletService;
 import com.m2049r.xmrwallet.util.Helper;
 import com.m2049r.xmrwallet.util.MoneroThreadPoolExecutor;
-import com.m2049r.xmrwallet.util.UserNotes;
 import com.m2049r.xmrwallet.widget.Toolbar;
 
 import java.util.ArrayList;
@@ -81,6 +81,7 @@ public class WalletActivity extends BaseActivity implements WalletFragment.Liste
     public static final String REQUEST_PW = "pw";
     public static final String REQUEST_FINGERPRINT_USED = "fingerprint";
     public static final String REQUEST_STREETMODE = "streetmode";
+    public static final String REQUEST_URI = "uri";
 
     private NavigationView accountsView;
     private DrawerLayout drawer;
@@ -92,6 +93,8 @@ public class WalletActivity extends BaseActivity implements WalletFragment.Liste
 
     private String password;
 
+    private String uri = null;
+
     private long streetMode = 0;
 
     @Override
@@ -144,8 +147,16 @@ public class WalletActivity extends BaseActivity implements WalletFragment.Liste
         } else {
             streetMode = 0;
         }
-        updateAccountsBalance();
+        final WalletFragment walletFragment = (WalletFragment)
+                getSupportFragmentManager().findFragmentByTag(WalletFragment.class.getName());
+        if (walletFragment != null) walletFragment.resetDismissedTransactions();
         forceUpdate();
+        runOnUiThread(new Runnable() {
+            @Override
+            public void run() {
+                updateAccountsBalance();
+            }
+        });
     }
 
     @Override
@@ -168,6 +179,11 @@ public class WalletActivity extends BaseActivity implements WalletFragment.Liste
         return getWallet().getUserNote(txId);
     }
 
+    @Override
+    public boolean setTxNotes(String txId, String txNotes) {
+        return getWallet().setUserNote(txId, txNotes);
+    }
+
     @Override
     public String getTxAddress(int major, int minor) {
         return getWallet().getSubaddress(major, minor);
@@ -188,6 +204,7 @@ public class WalletActivity extends BaseActivity implements WalletFragment.Liste
             // we can set the streetmode height AFTER opening the wallet
             requestStreetMode = extras.getBoolean(REQUEST_STREETMODE);
             password = extras.getString(REQUEST_PW);
+            uri = extras.getString(REQUEST_URI);
             connectWalletService(walletId, password);
         } else {
             finish();
@@ -286,7 +303,6 @@ public class WalletActivity extends BaseActivity implements WalletFragment.Liste
             showNet();
         }
         invalidateOptionsMenu();
-
     }
 
     private void onEnableStreetMode() {
@@ -510,7 +526,8 @@ public class WalletActivity extends BaseActivity implements WalletFragment.Liste
 
     @Override
     public void onSendRequest() {
-        replaceFragment(new SendFragment(), null, null);
+        replaceFragment(SendFragment.newInstance(uri), null, null);
+        uri = null; // only use uri once
     }
 
     @Override
@@ -611,23 +628,22 @@ public class WalletActivity extends BaseActivity implements WalletFragment.Liste
     }
 
     @Override
-    public void onWalletStarted(final Wallet.ConnectionStatus connStatus) {
+    public void onWalletStarted(final Wallet.Status walletStatus) {
         runOnUiThread(new Runnable() {
             public void run() {
                 dismissProgressDialog();
-                switch (connStatus) {
+                if (walletStatus == null) {
-                    case ConnectionStatus_Disconnected:
+                    // guess what went wrong
-                        Toast.makeText(WalletActivity.this, getString(R.string.status_wallet_connect_failed), Toast.LENGTH_LONG).show();
+                    Toast.makeText(WalletActivity.this, getString(R.string.status_wallet_connect_failed), Toast.LENGTH_LONG).show();
-                        break;
+                } else {
-                    case ConnectionStatus_WrongVersion:
+                    if (Wallet.ConnectionStatus.ConnectionStatus_WrongVersion == walletStatus.getConnectionStatus())
                         Toast.makeText(WalletActivity.this, getString(R.string.status_wallet_connect_wrongversion), Toast.LENGTH_LONG).show();
-                        break;
+                    else if (!walletStatus.isOk())
-                    case ConnectionStatus_Connected:
+                        Toast.makeText(WalletActivity.this, walletStatus.getErrorString(), Toast.LENGTH_LONG).show();
-                        break;
                 }
             }
         });
-        if (connStatus != Wallet.ConnectionStatus.ConnectionStatus_Connected) {
+        if ((walletStatus == null) || (Wallet.ConnectionStatus.ConnectionStatus_Connected != walletStatus.getConnectionStatus())) {
             finish();
         } else {
             haveWallet = true;
@@ -706,26 +722,6 @@ public class WalletActivity extends BaseActivity implements WalletFragment.Liste
         }
     }
 
-    @Override
-    public void onSetNotes(final boolean success) {
-        try {
-            final TxFragment txFragment = (TxFragment)
-                    getSupportFragmentManager().findFragmentById(R.id.fragment_container);
-            runOnUiThread(new Runnable() {
-                public void run() {
-                    if (!success) {
-                        Toast.makeText(WalletActivity.this, getString(R.string.tx_notes_set_failed), Toast.LENGTH_LONG).show();
-                    }
-                    txFragment.onNotesSet(success);
-                }
-            });
-        } catch (ClassCastException ex) {
-            // not in tx fragment
-            Timber.d(ex.getLocalizedMessage());
-            // never mind
-        }
-    }
-
     @Override
     public void onProgress(final String text) {
         try {
@@ -787,21 +783,6 @@ public class WalletActivity extends BaseActivity implements WalletFragment.Liste
 
     }
 
-    @Override
-    public void onSetNote(String txId, String notes) {
-        if (mIsBound) { // no point in talking to unbound service
-            Intent intent = new Intent(getApplicationContext(), WalletService.class);
-            intent.putExtra(WalletService.REQUEST, WalletService.REQUEST_CMD_SETNOTE);
-            intent.putExtra(WalletService.REQUEST_CMD_SETNOTE_TX, txId);
-            intent.putExtra(WalletService.REQUEST_CMD_SETNOTE_NOTES, notes);
-            startService(intent);
-            Timber.d("SET NOTE request sent");
-        } else {
-            Timber.e("Service not bound");
-        }
-
-    }
-
     @Override
     public void onPrepareSend(final String tag, final TxData txData) {
         if (mIsBound) { // no point in talking to unbound service
@@ -956,8 +937,6 @@ public class WalletActivity extends BaseActivity implements WalletFragment.Liste
         }
         if (!processed || (onUriScannedListener == null)) {
             Toast.makeText(this, getString(R.string.nfc_tag_read_what), Toast.LENGTH_LONG).show();
-        } else {
-            Toast.makeText(this, getString(R.string.nfc_tag_read_success), Toast.LENGTH_SHORT).show();
         }
     }
 
@@ -1057,6 +1036,7 @@ public class WalletActivity extends BaseActivity implements WalletFragment.Liste
         } else {
             tvBalance.setText(null);
         }
+        updateAccountsList();
     }
 
     void updateAccountsHeader() {
@@ -1070,8 +1050,11 @@ public class WalletActivity extends BaseActivity implements WalletFragment.Liste
         Menu menu = accountsView.getMenu();
         menu.removeGroup(R.id.accounts_list);
         final int n = wallet.getNumAccounts();
+        final boolean showBalances = (n > 1) && !isStreetMode();
         for (int i = 0; i < n; i++) {
-            final String label = wallet.getAccountLabel(i);
+            final String label = (showBalances ?
+                    getString(R.string.label_account, wallet.getAccountLabel(i), Helper.getDisplayAmount(wallet.getBalance(i), 2))
+                    : wallet.getAccountLabel(i));
             final MenuItem item = menu.add(R.id.accounts_list, getAccountId(i), 2 * i, label);
             item.setIcon(R.drawable.ic_account_balance_wallet_black_24dp);
             if (i == wallet.getAccountIndex())

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

@@ -38,6 +38,7 @@ import android.widget.ProgressBar;
 import android.widget.Spinner;
 import android.widget.TextView;
 
+import com.github.brnunes.swipeablerecyclerview.SwipeableRecyclerViewTouchListener;
 import com.m2049r.xmrwallet.layout.TransactionInfoAdapter;
 import com.m2049r.xmrwallet.model.TransactionInfo;
 import com.m2049r.xmrwallet.model.Wallet;
@@ -73,6 +74,12 @@ public class WalletFragment extends Fragment
 
     private Spinner sCurrency;
 
+    private List<String> dismissedTransactions = new ArrayList<>();
+
+    public void resetDismissedTransactions() {
+        dismissedTransactions.clear();
+    }
+
     @Override
     public void onCreate(@Nullable Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
@@ -116,9 +123,44 @@ public class WalletFragment extends Fragment
 
         RecyclerView recyclerView = view.findViewById(R.id.list);
 
-        this.adapter = new TransactionInfoAdapter(getActivity(), this);
+        adapter = new TransactionInfoAdapter(getActivity(), this);
         recyclerView.setAdapter(adapter);
 
+        SwipeableRecyclerViewTouchListener swipeTouchListener =
+                new SwipeableRecyclerViewTouchListener(recyclerView,
+                        new SwipeableRecyclerViewTouchListener.SwipeListener() {
+                            @Override
+                            public boolean canSwipeLeft(int position) {
+                                return activityCallback.isStreetMode();
+                            }
+
+                            @Override
+                            public boolean canSwipeRight(int position) {
+                                return activityCallback.isStreetMode();
+                            }
+
+                            @Override
+                            public void onDismissedBySwipeLeft(RecyclerView recyclerView, int[] reverseSortedPositions) {
+                                for (int position : reverseSortedPositions) {
+                                    dismissedTransactions.add(adapter.getItem(position).hash);
+                                    adapter.removeItem(position);
+                                }
+                                adapter.notifyDataSetChanged();
+                            }
+
+                            @Override
+                            public void onDismissedBySwipeRight(RecyclerView recyclerView, int[] reverseSortedPositions) {
+                                for (int position : reverseSortedPositions) {
+                                    dismissedTransactions.add(adapter.getItem(position).hash);
+                                    adapter.removeItem(position);
+                                }
+                                adapter.notifyDataSetChanged();
+                            }
+                        });
+
+        recyclerView.addOnItemTouchListener(swipeTouchListener);
+
+
         bSend.setOnClickListener(new View.OnClickListener() {
             @Override
             public void onClick(View v) {
@@ -177,7 +219,7 @@ public class WalletFragment extends Fragment
         if (isExchanging) return; // wait for exchange to finish - it will fire this itself then.
         // at this point selection is XMR in case of error
         String displayB;
-        double amountA = Double.parseDouble(Wallet.getDisplayAmount(unlockedBalance)); // crash if this fails!
+        double amountA = Helper.getDecimalAmount(unlockedBalance).doubleValue();
         if (!Helper.CRYPTO.equals(balanceCurrency)) { // not XMR
             double amountB = amountA * balanceRate;
             displayB = Helper.getFormattedAmount(amountB, false);
@@ -193,10 +235,10 @@ public class WalletFragment extends Fragment
     private final ExchangeApi exchangeApi = Helper.getExchangeApi();
 
     void refreshBalance() {
-        double unconfirmedXmr = Double.parseDouble(Helper.getDisplayAmount(balance - unlockedBalance));
+        double unconfirmedXmr = Helper.getDecimalAmount(balance - unlockedBalance).doubleValue();
         showUnconfirmed(unconfirmedXmr);
         if (sCurrency.getSelectedItemPosition() == 0) { // XMR
-            double amountXmr = Double.parseDouble(Wallet.getDisplayAmount(unlockedBalance)); // assume this cannot fail!
+            double amountXmr = Helper.getDecimalAmount(unlockedBalance).doubleValue();
             showBalance(Helper.getFormattedAmount(amountXmr, true));
         } else { // not XMR
             String currency = (String) sCurrency.getSelectedItem();
@@ -252,7 +294,7 @@ public class WalletFragment extends Fragment
 
     public void exchangeFailed() {
         sCurrency.setSelection(0, true); // default to XMR
-        double amountXmr = Double.parseDouble(Wallet.getDisplayAmount(unlockedBalance)); // assume this cannot fail!
+        double amountXmr = Helper.getDecimalAmount(unlockedBalance).doubleValue();
         showBalance(Helper.getFormattedAmount(amountXmr, true));
         hideExchanging();
     }
@@ -294,7 +336,9 @@ public class WalletFragment extends Fragment
             Timber.d("StreetHeight=%d", streetHeight);
             for (TransactionInfo info : wallet.getHistory().getAll()) {
                 Timber.d("TxHeight=%d", info.blockheight);
-                if (info.isPending || (info.blockheight >= streetHeight)) list.add(info);
+                if ((info.isPending || (info.blockheight >= streetHeight))
+                        && !dismissedTransactions.contains(info.hash))
+                    list.add(info);
             }
             adapter.setInfos(list);
             adapter.notifyDataSetChanged();