Fix a rounding issue on Android 4.4

We can use setTranslationY directly on Android 4.4. Otherwise, we need
to handle float to int routing issue very carefully.

.travis.yml

@@ -24,7 +24,7 @@ install:
     - popd
     - touch $HOME/.android/repositories.cfg
     - yes | sdkmanager
-        "build-tools;27.0.2"
+        "build-tools;27.0.3"
         ndk-bundle
         "platforms;android-27"
       >/dev/null

build.gradle

@@ -5,10 +5,10 @@ buildscript {
         kotlinVersion = '1.2.10'
         minSdkVersion = 19
         sdkVersion = 27
-        buildToolsVersion = '27.0.2'
+        buildToolsVersion = '27.0.3'
         supportLibraryVersion = '27.0.2'
         takisoftFixVersion = '27.0.2.0'
-        playServicesVersion = '11.6.2'
+        playServicesVersion = '11.8.0'
         junitVersion = '4.12'
         androidTestVersion = '1.0.1'
         androidEspressoVersion = '3.0.1'

core/src/overture/make.bash

@@ -56,33 +56,38 @@ export GOROOT=$DIR/go
 export GOPATH=$DIR
 export PATH=$GOROOT/bin:$GOPATH/bin:$PATH
 
-echo "Get dependences for overture"
-go get -u github.com/tools/godep
+if [ ! -f "$TARGET/armeabi-v7a/liboverture.so" ] || [ ! -f "$TARGET/arm64-v8a/liboverture.so" ] ||
+   [ ! -f "$TARGET/x86/liboverture.so" ]; then
 
-pushd $GOPATH/src/github.com/shadowsocks/overture/main
-godep restore
+    echo "Get dependences for overture"
+    go get -u github.com/tools/godep
+
+    pushd $GOPATH/src/github.com/shadowsocks/overture/main
+    godep restore
+
+    echo "Cross compile overture for arm"
+    if [ ! -f "$TARGET/armeabi-v7a/liboverture.so" ]; then
+        try env CGO_ENABLED=1 CC=$ANDROID_ARM_CC GOOS=android GOARCH=arm GOARM=7 go build -ldflags="-s -w"
+        try $ANDROID_ARM_STRIP main
+        try mv main $TARGET/armeabi-v7a/liboverture.so
+    fi
+
+    echo "Cross compile overture for arm64"
+    if [ ! -f "$TARGET/arm64-v8a/liboverture.so" ]; then
+        try env CGO_ENABLED=1 CC=$ANDROID_ARM64_CC GOOS=android GOARCH=arm64 go build -ldflags="-s -w"
+        try $ANDROID_ARM64_STRIP main
+        try mv main $TARGET/arm64-v8a/liboverture.so
+    fi
+
+    echo "Cross compile overture for x86"
+    if [ ! -f "$TARGET/x86/liboverture.so" ]; then
+        try env CGO_ENABLED=1 CC=$ANDROID_X86_CC GOOS=android GOARCH=386 go build -ldflags="-s -w"
+        try $ANDROID_X86_STRIP main
+        try mv main $TARGET/x86/liboverture.so
+    fi
+
+    popd
 
-echo "Cross compile overture for arm"
-if [ ! -f "$TARGET/armeabi-v7a/liboverture.so" ]; then
-    try env CGO_ENABLED=1 CC=$ANDROID_ARM_CC GOOS=android GOARCH=arm GOARM=7 go build -ldflags="-s -w"
-    try $ANDROID_ARM_STRIP main
-    try mv main $TARGET/armeabi-v7a/liboverture.so
 fi
 
-echo "Cross compile overture for arm64"
-if [ ! -f "$TARGET/arm64-v8a/liboverture.so" ]; then
-    try env CGO_ENABLED=1 CC=$ANDROID_ARM64_CC GOOS=android GOARCH=arm64 go build -ldflags="-s -w"
-    try $ANDROID_ARM64_STRIP main
-    try mv main $TARGET/arm64-v8a/liboverture.so
-fi
-
-echo "Cross compile overture for x86"
-if [ ! -f "$TARGET/x86/liboverture.so" ]; then
-    try env CGO_ENABLED=1 CC=$ANDROID_X86_CC GOOS=android GOARCH=386 go build -ldflags="-s -w"
-    try $ANDROID_X86_STRIP main
-    try mv main $TARGET/x86/liboverture.so
-fi
-
-popd
-
 echo "Successfully build overture"

mobile/build.gradle

@@ -20,8 +20,8 @@ android {
         applicationId "com.github.shadowsocks"
         minSdkVersion rootProject.minSdkVersion
         targetSdkVersion rootProject.sdkVersion
-        versionCode 202
-        versionName "4.4.2"
+        versionCode 203
+        versionName "4.4.3"
         testApplicationId "com.github.shadowsocks.test"
         testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
         vectorDrawables.useSupportLibrary true

mobile/src/main/AndroidManifest.xml

@@ -20,6 +20,7 @@
     <application
         android:name=".App"
         android:icon="@mipmap/ic_launcher"
+        android:allowBackup="true"
         android:backupAgent=".ConfigBackupHelper"
         android:fullBackupContent="@xml/backup_descriptor"
         android:fullBackupOnly="true"

mobile/src/main/java/android/support/design/widget/SnackbarAnimation.kt

@@ -0,0 +1,8 @@
+package android.support.design.widget
+
+import android.view.animation.Interpolator
+
+object SnackbarAnimation {
+    val FAST_OUT_SLOW_IN_INTERPOLATOR: Interpolator get() = AnimationUtils.FAST_OUT_SLOW_IN_INTERPOLATOR
+    const val ANIMATION_DURATION = BaseTransientBottomBar.ANIMATION_DURATION.toLong()
+}

mobile/src/main/java/com/github/shadowsocks/acl/CustomRulesFragment.kt

@@ -61,7 +61,8 @@ class CustomRulesFragment : ToolbarFragment(), Toolbar.OnMenuItemClickListener {
         private const val SELECTED_HOSTNAMES = "com.github.shadowsocks.acl.CustomRulesFragment.SELECTED_HOSTNAMES"
         private const val SELECTED_URLS = "com.github.shadowsocks.acl.CustomRulesFragment.SELECTED_URLS"
 
-        private val PATTERN_DOMAIN = """(?<=^\(\^\|\\\.\)).*(?=\$$)""".toRegex()
+        // unescaped: (?<=^(\(\^\|\\\.\)|\^\(\.\*\\\.\)\?)).*(?=\$$)
+        private val PATTERN_DOMAIN = "(?<=^(\\(\\^\\|\\\\\\.\\)|\\^\\(\\.\\*\\\\\\.\\)\\?)).*(?=\\\$\$)".toRegex()
     }
 
     private enum class Template {
@@ -355,7 +356,7 @@ class CustomRulesFragment : ToolbarFragment(), Toolbar.OnMenuItemClickListener {
         undoManager = UndoSnackbarManager(activity!!.findViewById(R.id.snackbar), adapter::undo)
         ItemTouchHelper(object : ItemTouchHelper.SimpleCallback(0, ItemTouchHelper.START or ItemTouchHelper.END) {
             override fun getSwipeDirs(recyclerView: RecyclerView, viewHolder: RecyclerView.ViewHolder): Int =
-                    if (isEnabled) super.getSwipeDirs(recyclerView, viewHolder) else 0
+                    if (isEnabled && selectedItems.isEmpty()) super.getSwipeDirs(recyclerView, viewHolder) else 0
             override fun onSwiped(viewHolder: RecyclerView.ViewHolder, direction: Int) =
                     adapter.remove(viewHolder.adapterPosition)
             override fun onMove(recyclerView: RecyclerView, viewHolder: RecyclerView.ViewHolder,
@@ -438,4 +439,9 @@ class CustomRulesFragment : ToolbarFragment(), Toolbar.OnMenuItemClickListener {
         }
         else -> false
     }
+
+    override fun onDetach() {
+        undoManager.flush()
+        super.onDetach()
+    }
 }

mobile/src/main/java/com/github/shadowsocks/bg/ServiceNotification.kt

@@ -38,6 +38,13 @@ import com.github.shadowsocks.utils.Action
 import com.github.shadowsocks.utils.broadcastReceiver
 import java.util.*
 
+/**
+ * Android < 8 VPN:     always invisible because of VPN notification/icon
+ * Android 4.x other:   always visible
+ * Android 5-7 other:   only invisible in (possibly unsecure) lockscreen
+ * Android 8+:          always visible due to system limitations
+ *                      (user can choose to hide the notification in secure lockscreen or anywhere)
+ */
 class ServiceNotification(private val service: BaseService.Interface, profileName: String,
                           channel: String, private val visible: Boolean = false) {
     private val keyGuard = (service as Context).getSystemService(Context.KEYGUARD_SERVICE) as KeyguardManager

mobile/src/main/java/com/github/shadowsocks/bg/TileService.kt

@@ -20,8 +20,9 @@
 
 package com.github.shadowsocks.bg
 
+import android.app.KeyguardManager
+import android.content.Context
 import android.graphics.drawable.Icon
-import android.os.Build
 import android.service.quicksettings.Tile
 import android.support.annotation.RequiresApi
 import com.github.shadowsocks.App.Companion.app
@@ -31,34 +32,35 @@ import com.github.shadowsocks.aidl.IShadowsocksService
 import com.github.shadowsocks.aidl.IShadowsocksServiceCallback
 import android.service.quicksettings.TileService as BaseTileService
 
-@RequiresApi(Build.VERSION_CODES.N)
+@RequiresApi(24)
 class TileService : BaseTileService(), ShadowsocksConnection.Interface {
     private val iconIdle by lazy { Icon.createWithResource(this, R.drawable.ic_service_idle).setTint(0x79ffffff) }
     private val iconBusy by lazy { Icon.createWithResource(this, R.drawable.ic_service_busy) }
     private val iconConnected by lazy { Icon.createWithResource(this, R.drawable.ic_service_active) }
+    private val keyguard by lazy { getSystemService(Context.KEYGUARD_SERVICE) as KeyguardManager }
 
     override val serviceCallback: IShadowsocksServiceCallback.Stub by lazy {
-        @RequiresApi(Build.VERSION_CODES.N)
+        @RequiresApi(24)
         object : IShadowsocksServiceCallback.Stub() {
             override fun stateChanged(state: Int, profileName: String?, msg: String?) {
                 val tile = qsTile ?: return
+                var label: String? = null
                 when (state) {
                     BaseService.STOPPED -> {
                         tile.icon = iconIdle
-                        tile.label = getString(R.string.app_name)
                         tile.state = Tile.STATE_INACTIVE
                     }
                     BaseService.CONNECTED -> {
                         tile.icon = iconConnected
-                        tile.label = profileName ?: getString(R.string.app_name)
+                        if (!keyguard.isDeviceLocked) label = profileName
                         tile.state = Tile.STATE_ACTIVE
                     }
                     else -> {
                         tile.icon = iconBusy
-                        tile.label = getString(R.string.app_name)
                         tile.state = Tile.STATE_UNAVAILABLE
                     }
                 }
+                tile.label = label ?: getString(R.string.app_name)
                 tile.updateTile()
             }
             override fun trafficUpdated(profileId: Int, txRate: Long, rxRate: Long, txTotal: Long, rxTotal: Long) { }

mobile/src/main/java/com/github/shadowsocks/preference/BottomSheetPreferenceDialogFragment.kt

@@ -103,6 +103,8 @@ class BottomSheetPreferenceDialogFragment : PreferenceDialogFragmentCompat() {
         val activity = activity
         val dialog = BottomSheetDialog(activity!!, theme)
         val recycler = RecyclerView(activity)
+        val padding = resources.getDimensionPixelOffset(R.dimen.bottom_sheet_padding)
+        recycler.setPadding(0, padding, 0, padding)
         recycler.setHasFixedSize(true)
         recycler.layoutManager = LinearLayoutManager(activity)
         recycler.adapter = IconListAdapter(dialog)

mobile/src/main/java/com/github/shadowsocks/utils/Utils.kt

@@ -9,6 +9,7 @@ import android.support.annotation.AttrRes
 import android.support.v4.app.Fragment
 import android.support.v4.app.FragmentManager
 import android.support.v7.util.SortedList
+import android.view.accessibility.AccessibilityManager
 import android.util.TypedValue
 import com.github.shadowsocks.App.Companion.app
 import com.github.shadowsocks.JniHelper
@@ -21,6 +22,11 @@ private val fieldChildFragmentManager by lazy {
     field
 }
 
+fun isAccessibilityEnabled(context: Context): Boolean {
+    val am = context.getSystemService(Context.ACCESSIBILITY_SERVICE) as AccessibilityManager
+    return am.isEnabled()
+}
+
 fun String.isNumericAddress() = JniHelper.parseNumericAddress(this) != null
 fun String.parseNumericAddress(): InetAddress? {
     val addr = JniHelper.parseNumericAddress(this)

mobile/src/main/java/com/github/shadowsocks/widget/BottomMarginBehavior.kt

@@ -0,0 +1,40 @@
+/*******************************************************************************
+ *                                                                             *
+ *  Copyright (C) 2017 by Max Lv <max.c.lv@gmail.com>                          *
+ *  Copyright (C) 2017 by Mygod Studio <contact-shadowsocks-android@mygod.be>  *
+ *                                                                             *
+ *  This program is free software: you can redistribute it and/or modify       *
+ *  it under the terms of the GNU General Public License as published by       *
+ *  the Free Software Foundation, either version 3 of the License, or          *
+ *  (at your option) any later version.                                        *
+ *                                                                             *
+ *  This program is distributed in the hope that it will be useful,            *
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of             *
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the              *
+ *  GNU General Public License for more details.                               *
+ *                                                                             *
+ *  You should have received a copy of the GNU General Public License          *
+ *  along with this program. If not, see <http://www.gnu.org/licenses/>.       *
+ *                                                                             *
+ *******************************************************************************/
+
+package com.github.shadowsocks.widget
+
+import android.content.Context
+import android.support.design.widget.CoordinatorLayout
+import android.util.AttributeSet
+import android.view.View
+import com.github.shadowsocks.R
+
+class BottomMarginBehavior : CoordinatorLayout.Behavior<View> {
+    constructor() : super()
+    constructor(context: Context, attrs: AttributeSet) : super(context, attrs)
+
+    override fun layoutDependsOn(parent: CoordinatorLayout, child: View, dependency: View): Boolean =
+            dependency.id == R.id.stat  // sorry I'm too lazy to write an attribute
+
+    override fun onDependentViewChanged(parent: CoordinatorLayout, child: View, dependency: View): Boolean {
+        (child.layoutParams as CoordinatorLayout.LayoutParams).bottomMargin = (parent.height - dependency.y).toInt()
+        return true
+    }
+}

mobile/src/main/java/com/github/shadowsocks/widget/MoveUpwardBehavior.kt

@@ -0,0 +1,76 @@
+/*******************************************************************************
+ *                                                                             *
+ *  Copyright (C) 2017 by Max Lv <max.c.lv@gmail.com>                          *
+ *  Copyright (C) 2017 by Mygod Studio <contact-shadowsocks-android@mygod.be>  *
+ *                                                                             *
+ *  This program is free software: you can redistribute it and/or modify       *
+ *  it under the terms of the GNU General Public License as published by       *
+ *  the Free Software Foundation, either version 3 of the License, or          *
+ *  (at your option) any later version.                                        *
+ *                                                                             *
+ *  This program is distributed in the hope that it will be useful,            *
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of             *
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the              *
+ *  GNU General Public License for more details.                               *
+ *                                                                             *
+ *  You should have received a copy of the GNU General Public License          *
+ *  along with this program. If not, see <http://www.gnu.org/licenses/>.       *
+ *                                                                             *
+ *******************************************************************************/
+
+package com.github.shadowsocks.widget
+
+import android.animation.Animator
+import android.animation.AnimatorListenerAdapter
+import android.animation.ValueAnimator
+import android.content.Context
+import android.os.Build
+import android.support.design.widget.CoordinatorLayout
+import android.support.design.widget.SnackbarAnimation
+import android.support.design.widget.Snackbar
+import android.support.v4.view.ViewCompat
+import android.util.AttributeSet
+import android.view.View
+
+import com.github.shadowsocks.utils.isAccessibilityEnabled
+
+/**
+ * Full credits go to: https://stackoverflow.com/a/35904421/2245107
+ */
+class MoveUpwardBehavior : CoordinatorLayout.Behavior<View> {
+    constructor() : super()
+    constructor(context: Context, attrs: AttributeSet) : super(context, attrs)
+
+    override fun layoutDependsOn(parent: CoordinatorLayout, child: View, dependency: View): Boolean =
+        dependency is Snackbar.SnackbarLayout
+
+    override fun onDependentViewChanged(parent: CoordinatorLayout, child: View, dependency: View): Boolean {
+        child.translationY = Math.min(0f, dependency.translationY - dependency.height)
+        return true
+    }
+
+    /**
+     * Based on BaseTransientBottomBar.animateViewOut (support lib 27.0.2).
+     */
+    override fun onDependentViewRemoved(parent: CoordinatorLayout, child: View, dependency: View) {
+        if (!isAccessibilityEnabled(parent.getContext())) {
+            val animator = ValueAnimator()
+            val start = child.translationY
+            animator.setFloatValues(start, 0f)
+            animator.interpolator = SnackbarAnimation.FAST_OUT_SLOW_IN_INTERPOLATOR
+            animator.duration = SnackbarAnimation.ANIMATION_DURATION
+            animator.addUpdateListener(object : ValueAnimator.AnimatorUpdateListener {
+                private var previousValue = start
+
+                override fun onAnimationUpdate(animator: ValueAnimator) {
+                    val currentValue = animator.animatedValue as Float
+                    child.translationY = currentValue
+                    previousValue = currentValue
+                }
+            })
+            animator.start()
+        } else {
+            child.translationY = 0f
+        }
+    }
+}

mobile/src/main/java/com/github/shadowsocks/widget/ServiceButton.kt

@@ -108,6 +108,7 @@ class ServiceButton @JvmOverloads constructor(context: Context, attrs: Attribute
             animationQueue.peekFirst()?.stop()
             animationQueue.clear()
             setImageDrawable(icon)
+            icon.start()    // force ensureAnimatorSet to be called so that stop() will work
             icon.stop()
         }
     }

mobile/src/main/res/layout/layout_main.xml

@@ -1,70 +1,139 @@
 <?xml version="1.0" encoding="utf-8"?>
-<RelativeLayout 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="match_parent"
-                tools:ignore="UnknownIdInLayout" android:clipChildren="false">
-    <FrameLayout android:id="@+id/fragment_holder"
-                 android:layout_width="match_parent"
-                 android:layout_height="match_parent"
-                 android:layout_above="@+id/stat"/>
-    <LinearLayout android:id="@+id/stat"
-                  android:layout_width="match_parent"
-                  android:layout_height="wrap_content"
-                  android:elevation="4dp"
-                  android:paddingStart="16dip"
-                  android:paddingEnd="16dip"
-                  android:paddingTop="16dip"
-                  android:paddingBottom="16dip"
-                  android:focusable="true"
-                  android:background="@drawable/background_stat"
-                  android:orientation="vertical"
-                  android:nextFocusRight="@+id/fab"
-                  android:layout_above="@+id/snackbar">
-        <TextView android:id="@+id/status"
-                  android:textSize="16sp"
-                  android:textColor="?android:attr/textColorPrimary"
-                  android:ellipsize="marquee"
-                  android:paddingEnd="72dip"
-                  android:layout_width="wrap_content"
-                  android:layout_height="wrap_content"
-                  tools:ignore="RtlSymmetry"/>
-        <com.github.shadowsocks.widget.BoundedGridLayout android:layout_width="match_parent"
-                                                         android:layout_height="wrap_content"
-                                                         app:bounded_width="288dp"
-                                                         app:columnCount="4">
-            <TextView app:layout_column="0" style="@style/TextAppearance.AppCompat.Body2"
-                      android:ellipsize="marquee" android:text="@string/sent"
-                      android:layout_width="wrap_content" android:layout_height="wrap_content"
-                      android:layout_marginEnd="24dp"
-                      android:gravity="end"/>
-            <TextView app:layout_column="1" android:id="@+id/tx" android:textSize="14sp"
-                      android:textColor="?android:attr/textColorSecondary" android:ellipsize="marquee"
-                      android:layout_width="0dp" android:layout_height="wrap_content"
-                      app:layout_columnWeight="1" android:layout_gravity="fill_horizontal"/>
-            <TextView app:layout_column="2" android:textSize="14sp"
-                      android:textColor="?android:attr/textColorSecondary"
-                      android:ellipsize="marquee" android:text="▲"
-                      android:layout_width="wrap_content" android:layout_height="wrap_content"/>
-            <TextView app:layout_column="3" android:id="@+id/txRate" android:textSize="14sp"
-                      android:textColor="?android:attr/textColorSecondary" android:ellipsize="marquee"
-                      android:layout_width="0dp" android:layout_height="wrap_content" app:layout_columnWeight="1"
-                      android:layout_gravity="fill_horizontal" android:gravity="end"/>
-            <TextView app:layout_row="1" app:layout_column="0" style="@style/TextAppearance.AppCompat.Body2"
-                      android:layout_width="wrap_content" android:layout_height="wrap_content"
-                      android:layout_marginEnd="24dp"
-                      android:gravity="end"
-                      android:ellipsize="marquee" android:text="@string/received"/>
-            <TextView app:layout_row="1" app:layout_column="1" android:id="@+id/rx" android:textSize="14sp"
-                      android:textColor="?android:attr/textColorSecondary" android:ellipsize="marquee"
-                      android:layout_width="0dp" android:layout_height="wrap_content" app:layout_columnWeight="1"
-                      android:layout_gravity="fill_horizontal" />
-            <TextView app:layout_row="1" app:layout_column="2" android:textSize="14sp"
-                      android:textColor="?android:attr/textColorSecondary" android:ellipsize="marquee"
-                      android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="▼"/>
-            <TextView app:layout_row="1" app:layout_column="3" android:id="@+id/rxRate" android:textSize="14sp"
-                      android:textColor="?android:attr/textColorSecondary" android:ellipsize="marquee"
-                      android:layout_width="0dp" android:layout_height="wrap_content" app:layout_columnWeight="1"
-                      android:layout_gravity="fill_horizontal" android:gravity="end"/>
+<android.support.design.widget.CoordinatorLayout
+    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:id="@+id/snackbar"
+    android:background="@color/material_primary_700"
+    android:clipChildren="false"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent">
+
+    <FrameLayout
+        android:id="@+id/fragment_holder"
+        android:background="?android:attr/windowBackground"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent" />
+
+    <LinearLayout
+        android:id="@+id/stat"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:background="@drawable/background_stat"
+        android:elevation="4dp"
+        android:focusable="true"
+        android:nextFocusRight="@+id/fab"
+        android:orientation="vertical"
+        android:paddingBottom="16dip"
+        android:paddingEnd="16dip"
+        android:paddingStart="16dip"
+        android:paddingTop="16dip"
+        android:layout_gravity="bottom"
+        app:layout_behavior="com.github.shadowsocks.widget.MoveUpwardBehavior">
+
+        <TextView
+            android:id="@+id/status"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:ellipsize="marquee"
+            android:paddingEnd="72dip"
+            android:textColor="?android:attr/textColorPrimary"
+            android:textSize="16sp"
+            tools:ignore="RtlSymmetry"/>
+
+        <com.github.shadowsocks.widget.BoundedGridLayout
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            app:bounded_width="288dp"
+            app:columnCount="4">
+
+            <TextView
+                style="@style/TextAppearance.AppCompat.Body2"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_marginEnd="24dp"
+                android:ellipsize="marquee"
+                android:gravity="end"
+                android:text="@string/sent"
+                app:layout_column="0"/>
+
+            <TextView
+                android:id="@+id/tx"
+                android:layout_width="0dp"
+                android:layout_height="wrap_content"
+                android:layout_gravity="fill_horizontal"
+                android:ellipsize="marquee"
+                android:textColor="?android:attr/textColorSecondary"
+                android:textSize="14sp"
+                app:layout_column="1"
+                app:layout_columnWeight="1"/>
+
+            <TextView
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:ellipsize="marquee"
+                android:text="▲"
+                android:textColor="?android:attr/textColorSecondary"
+                android:textSize="14sp"
+                app:layout_column="2"/>
+
+            <TextView
+                android:id="@+id/txRate"
+                android:layout_width="0dp"
+                android:layout_height="wrap_content"
+                android:layout_gravity="fill_horizontal"
+                android:ellipsize="marquee"
+                android:gravity="end"
+                android:textColor="?android:attr/textColorSecondary"
+                android:textSize="14sp"
+                app:layout_column="3"
+                app:layout_columnWeight="1"/>
+
+            <TextView
+                style="@style/TextAppearance.AppCompat.Body2"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_marginEnd="24dp"
+                android:ellipsize="marquee"
+                android:gravity="end"
+                android:text="@string/received"
+                app:layout_column="0"
+                app:layout_row="1"/>
+
+            <TextView
+                android:id="@+id/rx"
+                android:layout_width="0dp"
+                android:layout_height="wrap_content"
+                android:layout_gravity="fill_horizontal"
+                android:ellipsize="marquee"
+                android:textColor="?android:attr/textColorSecondary"
+                android:textSize="14sp"
+                app:layout_column="1"
+                app:layout_columnWeight="1"
+                app:layout_row="1"/>
+
+            <TextView
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:ellipsize="marquee"
+                android:text="▼"
+                android:textColor="?android:attr/textColorSecondary"
+                android:textSize="14sp"
+                app:layout_column="2"
+                app:layout_row="1"/>
+
+            <TextView
+                android:id="@+id/rxRate"
+                android:layout_width="0dp"
+                android:layout_height="wrap_content"
+                android:layout_gravity="fill_horizontal"
+                android:ellipsize="marquee"
+                android:gravity="end"
+                android:textColor="?android:attr/textColorSecondary"
+                android:textSize="14sp"
+                app:layout_column="3"
+                app:layout_columnWeight="1"
+                app:layout_row="1"/>
         </com.github.shadowsocks.widget.BoundedGridLayout>
     </LinearLayout>
 
@@ -72,11 +141,11 @@
     <FrameLayout
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
-        android:layout_alignParentEnd="true"
-        android:layout_alignTop="@+id/stat"
         android:layout_marginEnd="16dp"
         android:layout_marginTop="@dimen/fab_margin_top"
-        android:elevation="6dp">
+        android:elevation="6dp"
+        app:layout_anchor="@id/stat"
+        app:layout_anchorGravity="top|end">
         <com.github.shadowsocks.widget.ServiceButton
             android:id="@+id/fab"
             android:layout_width="wrap_content"
@@ -86,9 +155,4 @@
             app:pressedTranslationZ="6dp"
             app:srcCompat="@drawable/ic_service_idle"/>
     </FrameLayout>
-    <android.support.design.widget.CoordinatorLayout
-        android:id="@+id/snackbar"
-        android:layout_width="match_parent"
-        android:layout_height="wrap_content"
-        android:layout_alignParentBottom="true" />
-</RelativeLayout>
+</android.support.design.widget.CoordinatorLayout>

mobile/src/main/res/values/dimen.xml

@@ -3,5 +3,6 @@
     <dimen name="profile_item_max_width">480dp</dimen>
     <dimen name="qr_code_size">250dp</dimen>
     <dimen name="profile_padding">8dp</dimen>
+    <dimen name="bottom_sheet_padding">8dp</dimen>
     <dimen name="fab_margin_top">-44dp</dimen>
 </resources>

plugin/build.gradle

@@ -1,6 +1,8 @@
 apply plugin: 'com.android.library'
 apply plugin: 'kotlin-android'
 
+apply from: 'gradle-mvn-push.gradle'
+
 android {
     buildToolsVersion rootProject.buildToolsVersion
     compileSdkVersion rootProject.sdkVersion

plugin/gradle-mvn-push.gradle

@@ -0,0 +1,136 @@
+/*
+ * Copyright 2013 Chris Banes
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+apply plugin: 'maven'
+apply plugin: 'signing'
+
+@SuppressWarnings(["GroovyUnusedDeclaration", "GrMethodMayBeStatic"])
+def isReleaseBuild() {
+    return !android.defaultConfig.versionName.contains("SNAPSHOT")
+}
+
+@SuppressWarnings("GroovyUnusedDeclaration")
+def getReleaseRepositoryUrl() {
+    return hasProperty('RELEASE_REPOSITORY_URL') ? RELEASE_REPOSITORY_URL
+            : "https://oss.sonatype.org/service/local/staging/deploy/maven2/"
+}
+
+@SuppressWarnings("GroovyUnusedDeclaration")
+def getSnapshotRepositoryUrl() {
+    return hasProperty('SNAPSHOT_REPOSITORY_URL') ? SNAPSHOT_REPOSITORY_URL
+            : "https://oss.sonatype.org/content/repositories/snapshots/"
+}
+
+@SuppressWarnings("GroovyUnusedDeclaration")
+def getRepositoryUsername() {
+    return hasProperty('NEXUS_USERNAME') ? NEXUS_USERNAME : ""
+}
+
+@SuppressWarnings("GroovyUnusedDeclaration")
+def getRepositoryPassword() {
+    return hasProperty('NEXUS_PASSWORD') ? NEXUS_PASSWORD : ""
+}
+
+afterEvaluate { project ->
+    uploadArchives {
+        repositories {
+            mavenDeployer {
+                beforeDeployment { MavenDeployment deployment -> signing.signPom(deployment) }
+
+                pom.groupId = 'com.github.shadowsocks'
+                pom.artifactId = 'plugin'
+                pom.version = android.defaultConfig.versionName
+
+                repository(url: getReleaseRepositoryUrl()) {
+                    authentication(userName: getRepositoryUsername(), password: getRepositoryPassword())
+                }
+                snapshotRepository(url: getSnapshotRepositoryUrl()) {
+                    authentication(userName: getRepositoryUsername(), password: getRepositoryPassword())
+                }
+
+                pom.project {
+                    name 'Shadowsocks Plugin'
+                    packaging 'aar'
+                    description 'Shadowsocks Plugin'
+                    url 'https://github.com/shadowsocks/shadowsocks-android'
+
+                    scm {
+                        url 'https://github.com/shadowsocks/shadowsocks-android.git'
+                        connection 'scm:git:git://github.com/shadowsocks/shadowsocks-android.git'
+                        developerConnection 'scm:git:git@github.com:shadowsocks/shadowsocks-android.git'
+                    }
+
+                    licenses {
+                        license {
+                            name 'GPLv3'
+                            url 'https://www.gnu.org/licenses/gpl-3.0.html'
+                            distribution 'repo'
+                        }
+                    }
+
+                    developers {
+                        developer {
+                            id 'madeye'
+                            name 'Max Lv'
+                            url 'https://github.com/madeye'
+                        }
+                        developer {
+                            id 'Mygod'
+                            name 'Mygod Studio'
+                            url 'https://github.com/Mygod'
+                        }
+                    }
+                }
+            }
+        }
+    }
+
+    signing {
+        required { isReleaseBuild() && gradle.taskGraph.hasTask("uploadArchives") }
+        sign configurations.archives
+    }
+
+    android.libraryVariants.all { variant ->
+        def javadocTask = task("generate${variant.name.capitalize()}Javadoc", type: Javadoc) {
+            description "Generates Javadoc for $variant.name."
+            source = variant.javaCompiler.source
+            ext.androidJar = project.files(android.getBootClasspath().join(File.pathSeparator))
+            classpath = files(variant.javaCompiler.classpath.files) + files(ext.androidJar)
+            exclude '**/BuildConfig.java'
+            exclude '**/R.java'
+        }
+
+        javadocTask.dependsOn variant.javaCompiler
+
+        def jarJavadocTask = task("jar${variant.name.capitalize()}Javadoc", type: Jar) {
+            description "Generate Javadoc Jar for $variant.name"
+            classifier = 'javadoc'
+            from javadocTask.destinationDir
+        }
+
+        jarJavadocTask.dependsOn javadocTask
+        artifacts.add('archives', jarJavadocTask)
+
+        def jarSourceTask = task("jar${variant.name.capitalize()}Sources", type: Jar) {
+            description "Generates Java Sources for $variant.name."
+            classifier = 'sources'
+            from variant.javaCompiler.source
+        }
+
+        jarSourceTask.dependsOn variant.javaCompiler
+        artifacts.add('archives', jarSourceTask)
+    }
+}