From e5b00c74535049eb4f695a603d79931b3e1dac9a Mon Sep 17 00:00:00 2001
From: Christian Basler <chrigu.meyer@gmail.com>
Date: Fri, 28 Aug 2015 13:49:53 +0200
Subject: [PATCH] Added proper message list, and almost nice notifications

---
 .../apps/abit/MessageDetailActivity.java      |  16 +--
 .../apps/abit/MessageDetailFragment.java      |  28 +++++-
 .../dissem/apps/abit/MessageListActivity.java |  21 ++--
 .../dissem/apps/abit/MessageListFragment.java |  30 +++++-
 .../ch/dissem/apps/abit/MessageListener.java  |  69 +++++++++++++
 .../AndroidAddressRepository.java             |   8 +-
 .../abit/repositories/AndroidInventory.java   |   8 +-
 .../AndroidMessageRepository.java             |  11 ++-
 .../apps/abit/repositories/SqlHelper.java     |   1 -
 .../dissem/apps/abit/service/Singleton.java   |  15 ++-
 .../ic_notification_new_message.png           | Bin 0 -> 356 bytes
 .../ic_notification_new_message.png           | Bin 0 -> 273 bytes
 .../ic_notification_new_message.png           | Bin 0 -> 455 bytes
 .../ic_notification_new_message.png           | Bin 0 -> 660 bytes
 .../res/layout/activity_message_detail.xml    |  25 -----
 .../layout/activity_open_bitmessage_link.xml  |  41 +++++---
 .../res/layout/fragment_message_detail.xml    |  91 ++++++++++++++++--
 app/src/main/res/layout/message_row.xml       |  80 +++++++++++++++
 app/src/main/res/values-de/labels.xml         |   2 +-
 app/src/main/res/values-de/strings.xml        |  14 ++-
 app/src/main/res/values/labels.xml            |   2 +-
 app/src/main/res/values/strings.xml           |   4 +-
 app/src/main/res/values/styles.xml            |  16 +--
 build.gradle                                  |   2 +-
 24 files changed, 390 insertions(+), 94 deletions(-)
 create mode 100644 app/src/main/java/ch/dissem/apps/abit/MessageListener.java
 create mode 100644 app/src/main/res/drawable-hdpi/ic_notification_new_message.png
 create mode 100644 app/src/main/res/drawable-mdpi/ic_notification_new_message.png
 create mode 100644 app/src/main/res/drawable-xhdpi/ic_notification_new_message.png
 create mode 100644 app/src/main/res/drawable-xxhdpi/ic_notification_new_message.png
 delete mode 100644 app/src/main/res/layout/activity_message_detail.xml
 create mode 100644 app/src/main/res/layout/message_row.xml

diff --git a/app/src/main/java/ch/dissem/apps/abit/MessageDetailActivity.java b/app/src/main/java/ch/dissem/apps/abit/MessageDetailActivity.java
index 842cc75..fae5692 100644
--- a/app/src/main/java/ch/dissem/apps/abit/MessageDetailActivity.java
+++ b/app/src/main/java/ch/dissem/apps/abit/MessageDetailActivity.java
@@ -2,8 +2,10 @@ package ch.dissem.apps.abit;
 
 import android.content.Intent;
 import android.os.Bundle;
-import android.support.v7.app.ActionBarActivity;
 import android.support.v4.app.NavUtils;
+import android.support.v7.app.ActionBarActivity;
+import android.support.v7.app.AppCompatActivity;
+import android.support.v7.widget.Toolbar;
 import android.view.MenuItem;
 
 
@@ -16,13 +18,15 @@ import android.view.MenuItem;
  * This activity is mostly just a 'shell' activity containing nothing
  * more than a {@link MessageDetailFragment}.
  */
-public class MessageDetailActivity extends ActionBarActivity {
+public class MessageDetailActivity extends AppCompatActivity {
 
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
-        setContentView(R.layout.activity_message_detail);
+        setContentView(R.layout.toolbar_layout);
 
+        final Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar);
+        setSupportActionBar(toolbar);
         // Show the Up button in the action bar.
         getSupportActionBar().setDisplayHomeAsUpEnabled(true);
 
@@ -39,12 +43,12 @@ public class MessageDetailActivity extends ActionBarActivity {
             // Create the detail fragment and add it to the activity
             // using a fragment transaction.
             Bundle arguments = new Bundle();
-            arguments.putString(MessageDetailFragment.ARG_ITEM,
-                    getIntent().getStringExtra(MessageDetailFragment.ARG_ITEM));
+            arguments.putSerializable(MessageDetailFragment.ARG_ITEM,
+                    getIntent().getSerializableExtra(MessageDetailFragment.ARG_ITEM));
             MessageDetailFragment fragment = new MessageDetailFragment();
             fragment.setArguments(arguments);
             getSupportFragmentManager().beginTransaction()
-                    .add(R.id.message_detail_container, fragment)
+                    .add(R.id.content, fragment)
                     .commit();
         }
     }
diff --git a/app/src/main/java/ch/dissem/apps/abit/MessageDetailFragment.java b/app/src/main/java/ch/dissem/apps/abit/MessageDetailFragment.java
index 8b430aa..03b3c30 100644
--- a/app/src/main/java/ch/dissem/apps/abit/MessageDetailFragment.java
+++ b/app/src/main/java/ch/dissem/apps/abit/MessageDetailFragment.java
@@ -5,8 +5,14 @@ import android.support.v4.app.Fragment;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
+import android.widget.ImageView;
 import android.widget.TextView;
+import ch.dissem.apps.abit.service.Singleton;
+import ch.dissem.bitmessage.entity.BitmessageAddress;
 import ch.dissem.bitmessage.entity.Plaintext;
+import ch.dissem.bitmessage.entity.valueobject.Label;
+
+import java.util.Iterator;
 
 
 /**
@@ -53,9 +59,29 @@ public class MessageDetailFragment extends Fragment {
 
         // Show the dummy content as text in a TextView.
         if (item != null) {
-            ((TextView) rootView.findViewById(R.id.message_detail)).setText(item.getText());
+            ((TextView) rootView.findViewById(R.id.subject)).setText(item.getSubject());
+            BitmessageAddress sender = item.getFrom();
+            ((ImageView) rootView.findViewById(R.id.avatar)).setImageDrawable(new Identicon(sender));
+            ((TextView) rootView.findViewById(R.id.sender)).setText(sender.toString());
+            if (item.getTo() != null) {
+                ((TextView) rootView.findViewById(R.id.recipient)).setText(item.getTo().toString());
+            } else if (item.getType() == Plaintext.Type.BROADCAST) {
+                ((TextView) rootView.findViewById(R.id.recipient)).setText(R.string.broadcast);
+            }
+            ((TextView) rootView.findViewById(R.id.text)).setText(item.getText());
         }
 
+        boolean removed = false;
+        Iterator<Label> labels = item.getLabels().iterator();
+        while (labels.hasNext()) {
+            if (labels.next().getType() == Label.Type.UNREAD) {
+                labels.remove();
+                removed = true;
+            }
+        }
+        if (removed) {
+            Singleton.getBitmessageContext(inflater.getContext()).messages().save(item);
+        }
         return rootView;
     }
 }
diff --git a/app/src/main/java/ch/dissem/apps/abit/MessageListActivity.java b/app/src/main/java/ch/dissem/apps/abit/MessageListActivity.java
index 5d6fb38..83862de 100644
--- a/app/src/main/java/ch/dissem/apps/abit/MessageListActivity.java
+++ b/app/src/main/java/ch/dissem/apps/abit/MessageListActivity.java
@@ -8,7 +8,6 @@ import android.view.Menu;
 import android.view.MenuItem;
 import android.view.View;
 import android.widget.AdapterView;
-import android.widget.Toast;
 import ch.dissem.apps.abit.service.Singleton;
 import ch.dissem.bitmessage.BitmessageContext;
 import ch.dissem.bitmessage.entity.BitmessageAddress;
@@ -28,6 +27,8 @@ import com.mikepenz.materialdrawer.model.SecondaryDrawerItem;
 import com.mikepenz.materialdrawer.model.interfaces.IDrawerItem;
 import com.mikepenz.materialdrawer.model.interfaces.IProfile;
 import com.mikepenz.materialdrawer.model.interfaces.Nameable;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 
 import java.util.ArrayList;
 
@@ -51,6 +52,9 @@ import java.util.ArrayList;
  */
 public class MessageListActivity extends AppCompatActivity
         implements MessageListFragment.Callbacks {
+    public static final String EXTRA_SHOW_MESSAGE = "show_message";
+
+    private static final Logger LOG = LoggerFactory.getLogger(MessageListActivity.class);
     private static final int ADD_IDENTITY = 1;
 
     /**
@@ -97,6 +101,7 @@ public class MessageListActivity extends AppCompatActivity
     private void createDrawer(Toolbar toolbar) {
         final ArrayList<IProfile> profiles = new ArrayList<>();
         for (BitmessageAddress identity : bmc.addresses().getIdentities()) {
+            LOG.info("Adding identity " + identity.getAddress());
             profiles.add(new ProfileDrawerItem()
                             .withName(identity.toString())
                             .withEmail(identity.getAddress())
@@ -203,18 +208,7 @@ public class MessageListActivity extends AppCompatActivity
     public boolean onOptionsItemSelected(MenuItem item) {
         switch (item.getItemId()) {
             case R.id.sync_disabled:
-                bmc.startup(new BitmessageContext.Listener() {
-                    @Override
-                    public void receive(final Plaintext plaintext) {
-                        // TODO
-                        runOnUiThread(new Runnable() {
-                            @Override
-                            public void run() {
-                                Toast.makeText(MessageListActivity.this, plaintext.getSubject(), Toast.LENGTH_LONG).show();
-                            }
-                        });
-                    }
-                });
+                bmc.startup(Singleton.getMessageListener(this));
                 updateMenu();
                 return true;
             case R.id.sync_enabled:
@@ -256,4 +250,5 @@ public class MessageListActivity extends AppCompatActivity
     public Label getSelectedLabel() {
         return selectedLabel;
     }
+
 }
diff --git a/app/src/main/java/ch/dissem/apps/abit/MessageListFragment.java b/app/src/main/java/ch/dissem/apps/abit/MessageListFragment.java
index 64c06f4..2dca634 100644
--- a/app/src/main/java/ch/dissem/apps/abit/MessageListFragment.java
+++ b/app/src/main/java/ch/dissem/apps/abit/MessageListFragment.java
@@ -2,6 +2,7 @@ package ch.dissem.apps.abit;
 
 import android.app.Activity;
 import android.content.Intent;
+import android.graphics.Typeface;
 import android.os.Bundle;
 import android.support.design.widget.FloatingActionButton;
 import android.support.v4.app.ListFragment;
@@ -9,7 +10,9 @@ import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
 import android.widget.ArrayAdapter;
+import android.widget.ImageView;
 import android.widget.ListView;
+import android.widget.TextView;
 import ch.dissem.apps.abit.service.Singleton;
 import ch.dissem.bitmessage.BitmessageContext;
 import ch.dissem.bitmessage.entity.Plaintext;
@@ -84,11 +87,34 @@ public class MessageListFragment extends ListFragment {
     }
 
     public void updateList(Label label) {
-        setListAdapter(new ArrayAdapter<>(
+        setListAdapter(new ArrayAdapter<Plaintext>(
                 getActivity(),
                 android.R.layout.simple_list_item_activated_1,
                 android.R.id.text1,
-                bmc.messages().findMessages(label)));
+                bmc.messages().findMessages(label)) {
+            @Override
+            public View getView(int position, View convertView, ViewGroup parent) {
+                if (convertView == null) {
+                    LayoutInflater inflater = LayoutInflater.from(getContext());
+                    convertView = inflater.inflate(R.layout.message_row, null, false);
+                }
+                Plaintext item = getItem(position);
+                ((ImageView) convertView.findViewById(R.id.avatar)).setImageDrawable(new Identicon(item.getFrom()));
+                TextView sender = (TextView) convertView.findViewById(R.id.sender);
+                sender.setText(item.getFrom().toString());
+                TextView subject = (TextView) convertView.findViewById(R.id.subject);
+                subject.setText(item.getSubject());
+                ((TextView) convertView.findViewById(R.id.text)).setText(item.getText());
+                if (item.isUnread()) {
+                    sender.setTypeface(Typeface.DEFAULT_BOLD);
+                    subject.setTypeface(Typeface.DEFAULT_BOLD);
+                } else {
+                    sender.setTypeface(Typeface.DEFAULT);
+                    subject.setTypeface(Typeface.DEFAULT);
+                }
+                return convertView;
+            }
+        });
     }
 
     @Override
diff --git a/app/src/main/java/ch/dissem/apps/abit/MessageListener.java b/app/src/main/java/ch/dissem/apps/abit/MessageListener.java
new file mode 100644
index 0000000..6b533f8
--- /dev/null
+++ b/app/src/main/java/ch/dissem/apps/abit/MessageListener.java
@@ -0,0 +1,69 @@
+/*
+ * Copyright 2015 Christian Basler
+ *
+ * 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.
+ */
+
+package ch.dissem.apps.abit;
+
+import android.app.NotificationManager;
+import android.app.PendingIntent;
+import android.content.Context;
+import android.content.Intent;
+import android.support.v7.app.NotificationCompat;
+import ch.dissem.bitmessage.BitmessageContext;
+import ch.dissem.bitmessage.entity.Plaintext;
+
+/**
+ * Created by chris on 22.08.15.
+ */
+public class MessageListener implements BitmessageContext.Listener {
+    private final Context ctx;
+    private final NotificationManager manager;
+
+    public MessageListener(Context ctx) {
+        this.ctx = ctx.getApplicationContext();
+        this.manager = (NotificationManager) ctx.getSystemService(Context.NOTIFICATION_SERVICE);
+    }
+
+    @Override
+    public void receive(final Plaintext plaintext) {
+        // TODO
+//        ctx.runOnUiThread(new Runnable() {
+//            @Override
+//            public void run() {
+        NotificationCompat.Builder builder = new NotificationCompat.Builder(ctx);
+        builder.setSmallIcon(R.drawable.ic_notification_new_message)
+                .setContentTitle(plaintext.getFrom().toString())
+                .setContentText(plaintext.getSubject());
+
+        NotificationCompat.InboxStyle inboxStyle = new NotificationCompat.InboxStyle();
+        inboxStyle.setBigContentTitle(plaintext.getFrom().toString());
+        inboxStyle.setSummaryText(plaintext.getSubject());
+        String text = plaintext.getText();
+        if (text.length() > 100)
+            inboxStyle.addLine(text.substring(0, 100) + "…");
+        else
+            inboxStyle.addLine(text);
+        builder.setStyle(inboxStyle);
+
+        Intent intent = new Intent(ctx, MessageListActivity.class);
+        intent.putExtra(MessageListActivity.EXTRA_SHOW_MESSAGE, plaintext);
+        PendingIntent pendingIntent = PendingIntent.getActivity(ctx, 0, intent, 0);
+        builder.setContentIntent(pendingIntent);
+
+        manager.notify(0, builder.build());
+//            }
+//        });
+    }
+}
diff --git a/app/src/main/java/ch/dissem/apps/abit/repositories/AndroidAddressRepository.java b/app/src/main/java/ch/dissem/apps/abit/repositories/AndroidAddressRepository.java
index 6bcd280..6dee3d0 100644
--- a/app/src/main/java/ch/dissem/apps/abit/repositories/AndroidAddressRepository.java
+++ b/app/src/main/java/ch/dissem/apps/abit/repositories/AndroidAddressRepository.java
@@ -184,7 +184,13 @@ public class AndroidAddressRepository implements AddressRepository {
             // Create a new map of values, where column names are the keys
             ContentValues values = new ContentValues();
             values.put(COLUMN_ALIAS, address.getAlias());
-            values.put(COLUMN_PUBLIC_KEY, Encode.bytes(address.getPubkey()));
+            if (address.getPubkey() != null) {
+                ByteArrayOutputStream out = new ByteArrayOutputStream();
+                address.getPubkey().writeUnencrypted(out);
+                values.put(COLUMN_PUBLIC_KEY, out.toByteArray());
+            } else {
+                values.put(COLUMN_PUBLIC_KEY, (byte[]) null);
+            }
             values.put(COLUMN_PRIVATE_KEY, Encode.bytes(address.getPrivateKey()));
             values.put(COLUMN_SUBSCRIBED, address.isSubscribed());
 
diff --git a/app/src/main/java/ch/dissem/apps/abit/repositories/AndroidInventory.java b/app/src/main/java/ch/dissem/apps/abit/repositories/AndroidInventory.java
index 8353138..a189136 100644
--- a/app/src/main/java/ch/dissem/apps/abit/repositories/AndroidInventory.java
+++ b/app/src/main/java/ch/dissem/apps/abit/repositories/AndroidInventory.java
@@ -18,6 +18,7 @@ package ch.dissem.apps.abit.repositories;
 
 import android.content.ContentValues;
 import android.database.Cursor;
+import android.database.sqlite.SQLiteConstraintException;
 import android.database.sqlite.SQLiteDatabase;
 import ch.dissem.bitmessage.entity.ObjectMessage;
 import ch.dissem.bitmessage.entity.payload.ObjectType;
@@ -168,10 +169,9 @@ public class AndroidInventory implements Inventory {
             values.put(COLUMN_TYPE, object.getType());
             values.put(COLUMN_VERSION, object.getVersion());
 
-            long insert = db.insert(TABLE_NAME, null, values);
-            if (insert < 0) {
-                LOG.trace("Error while inserting object. Most probably it was requested twice.");
-            }
+            db.insertOrThrow(TABLE_NAME, null, values);
+        } catch (SQLiteConstraintException e) {
+            LOG.trace(e.getMessage(), e);
         } catch (IOException e) {
             LOG.error(e.getMessage(), e);
         }
diff --git a/app/src/main/java/ch/dissem/apps/abit/repositories/AndroidMessageRepository.java b/app/src/main/java/ch/dissem/apps/abit/repositories/AndroidMessageRepository.java
index 0b286c0..8fa1bd6 100644
--- a/app/src/main/java/ch/dissem/apps/abit/repositories/AndroidMessageRepository.java
+++ b/app/src/main/java/ch/dissem/apps/abit/repositories/AndroidMessageRepository.java
@@ -138,7 +138,7 @@ public class AndroidMessageRepository implements MessageRepository, InternalCont
                 text = ctx.getString(R.string.trash);
                 break;
             case BROADCAST:
-                text = ctx.getString(R.string.broadcast);
+                text = ctx.getString(R.string.broadcasts);
                 break;
             default:
                 text = c.getString(c.getColumnIndex(LBL_COLUMN_LABEL));
@@ -192,7 +192,8 @@ public class AndroidMessageRepository implements MessageRepository, InternalCont
             Cursor c = db.query(
                     TABLE_NAME, projection,
                     where,
-                    null, null, null, null
+                    null, null, null,
+                    COLUMN_RECEIVED + " DESC"
             );
             c.moveToFirst();
             while (!c.isAfterLast()) {
@@ -224,8 +225,8 @@ public class AndroidMessageRepository implements MessageRepository, InternalCont
 
     @Override
     public void save(Plaintext message) {
+        SQLiteDatabase db = sql.getWritableDatabase();
         try {
-            SQLiteDatabase db = sql.getWritableDatabase();
             db.beginTransaction();
 
             // save from address if necessary
@@ -256,9 +257,11 @@ public class AndroidMessageRepository implements MessageRepository, InternalCont
                 values.put(JT_COLUMN_MESSAGE, (Long) message.getId());
                 db.insertOrThrow(JOIN_TABLE_NAME, null, values);
             }
-            db.endTransaction();
+            db.setTransactionSuccessful();
         } catch (IOException e) {
             LOG.error(e.getMessage(), e);
+        } finally {
+            db.endTransaction();
         }
     }
 
diff --git a/app/src/main/java/ch/dissem/apps/abit/repositories/SqlHelper.java b/app/src/main/java/ch/dissem/apps/abit/repositories/SqlHelper.java
index 1be91ad..0d8abfd 100644
--- a/app/src/main/java/ch/dissem/apps/abit/repositories/SqlHelper.java
+++ b/app/src/main/java/ch/dissem/apps/abit/repositories/SqlHelper.java
@@ -33,7 +33,6 @@ public class SqlHelper extends SQLiteOpenHelper {
 
     public SqlHelper(Context ctx) {
         super(ctx, DATABASE_NAME, null, DATABASE_VERSION);
-        setWriteAheadLoggingEnabled(true);
         this.ctx = ctx;
     }
 
diff --git a/app/src/main/java/ch/dissem/apps/abit/service/Singleton.java b/app/src/main/java/ch/dissem/apps/abit/service/Singleton.java
index 4cd818f..8b0c68a 100644
--- a/app/src/main/java/ch/dissem/apps/abit/service/Singleton.java
+++ b/app/src/main/java/ch/dissem/apps/abit/service/Singleton.java
@@ -1,6 +1,7 @@
 package ch.dissem.apps.abit.service;
 
 import android.content.Context;
+import ch.dissem.apps.abit.MessageListener;
 import ch.dissem.apps.abit.repositories.AndroidAddressRepository;
 import ch.dissem.apps.abit.repositories.AndroidInventory;
 import ch.dissem.apps.abit.repositories.AndroidMessageRepository;
@@ -11,10 +12,11 @@ import ch.dissem.bitmessage.ports.MemoryNodeRegistry;
 import ch.dissem.bitmessage.security.sc.SpongySecurity;
 
 /**
- * Created by chris on 16.07.15.
+ * Provides singleton objects across the application.
  */
 public class Singleton {
     private static BitmessageContext bitmessageContext;
+    private static MessageListener messageListener;
 
     public static BitmessageContext getBitmessageContext(Context ctx) {
         if (bitmessageContext == null) {
@@ -35,4 +37,15 @@ public class Singleton {
         }
         return bitmessageContext;
     }
+
+    public static MessageListener getMessageListener(Context ctx) {
+        if (messageListener == null) {
+            synchronized (Singleton.class) {
+                if (messageListener == null) {
+                    messageListener = new MessageListener(ctx);
+                }
+            }
+        }
+        return messageListener;
+    }
 }
diff --git a/app/src/main/res/drawable-hdpi/ic_notification_new_message.png b/app/src/main/res/drawable-hdpi/ic_notification_new_message.png
new file mode 100644
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diff --git a/app/src/main/res/drawable-mdpi/ic_notification_new_message.png b/app/src/main/res/drawable-mdpi/ic_notification_new_message.png
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diff --git a/app/src/main/res/drawable-xhdpi/ic_notification_new_message.png b/app/src/main/res/drawable-xhdpi/ic_notification_new_message.png
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z6V!|7Hfv+%D?7&BIj+KlTcB+eFtd!SISOn+nNwh76tJ+2yGU^st~mwfI|{fo#>9GS
zczKxVhBdRHJzt}lpQLQ5Lr#JJ^nP0goC4Dv1iG98y&MFZoC1xEi+|U53#UL#ugdWD
ze?p=~ugWa)2F{9*=x4YJ{1W;-Pfy~YB})1hrB`Lp+o?{s?{-hO8Bme_Nsvex+|a5F
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xuOh%CaB69>VF)DdiKQ+&!BZrWNF<WH@(ulo{osJP^>zRN002ovPDHLkV1n~Z%QgT2

literal 0
HcmV?d00001

diff --git a/app/src/main/res/drawable-xxhdpi/ic_notification_new_message.png b/app/src/main/res/drawable-xxhdpi/ic_notification_new_message.png
new file mode 100644
index 0000000000000000000000000000000000000000..2b218dfb6a0474b591659aa72fc3e29f10b88f37
GIT binary patch
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zcmV;F0&D$=P)<h;3K|Lk000e1NJLTq002k;002k`1^@s6RqeA!00078Nkl<Zc-rlo
zKTASU7>6y1a1?_a+FZh+u_2oz$fY5$QTzZwMJ_>&(i&7tOA*e|CkTSRfJ95wRt*W!
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literal 0
HcmV?d00001

diff --git a/app/src/main/res/layout/activity_message_detail.xml b/app/src/main/res/layout/activity_message_detail.xml
deleted file mode 100644
index 84cb47c..0000000
--- a/app/src/main/res/layout/activity_message_detail.xml
+++ /dev/null
@@ -1,25 +0,0 @@
-<?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"
-                android:gravity="center"
-                android:layout_width="match_parent"
-                android:layout_height="match_parent">
-
-    <android.support.v7.widget.Toolbar
-            android:id="@+id/toolbar"
-            android:layout_width="match_parent"
-            android:layout_height="?attr/actionBarSize"
-            android:background="?attr/colorPrimary"
-            android:theme="@style/ThemeOverlay.AppCompat.Dark.ActionBar"
-            app:popupTheme="@style/ThemeOverlay.AppCompat.Light"
-            android:elevation="4dp" />
-
-    <FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
-                 xmlns:tools="http://schemas.android.com/tools"
-                 android:layout_below="@id/toolbar"
-                 android:id="@+id/message_detail_container"
-                 android:layout_width="match_parent"
-                 android:layout_height="match_parent"
-                 tools:context=".MessageDetailActivity"
-                 tools:layout="@android:layout/list_content"/>
-</RelativeLayout>
diff --git a/app/src/main/res/layout/activity_open_bitmessage_link.xml b/app/src/main/res/layout/activity_open_bitmessage_link.xml
index e1ebd08..95f792d 100644
--- a/app/src/main/res/layout/activity_open_bitmessage_link.xml
+++ b/app/src/main/res/layout/activity_open_bitmessage_link.xml
@@ -6,24 +6,24 @@
         android:padding="16dp">
 
     <TextView
+            android:id="@+id/address"
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
             android:text="BM-XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX"
-            android:textAppearance="?android:attr/textAppearanceSmall"
-            android:id="@+id/address"/>
+            android:textAppearance="?android:attr/textAppearanceSmall"/>
 
     <android.support.design.widget.TextInputLayout
+            android:id="@+id/label_wrapper"
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
-            android:id="@+id/label_wrapper"
             android:layout_below="@+id/address">
 
         <EditText
+                android:id="@+id/label"
                 android:layout_width="match_parent"
                 android:layout_height="wrap_content"
                 android:inputType="textPersonName"
-                android:hint="@string/label"
-                android:id="@+id/label"/>
+                android:hint="@string/label"/>
 
     </android.support.design.widget.TextInputLayout>
 
@@ -37,30 +37,47 @@
             android:layout_marginTop="8dp"/>
 
     <Switch
+            android:id="@+id/subscribe"
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
             android:text="@string/subscribe"
-            android:id="@+id/subscribe"
             android:layout_below="@+id/import_contact"
             android:layout_centerHorizontal="true"
             android:layout_marginTop="8dp"
             android:layout_marginBottom="8dp"/>
 
     <Button
+            android:id="@+id/compose_message"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:text="Message"
+            style="?android:attr/borderlessButtonStyle"
+            android:layout_below="@+id/subscribe"
+            android:layout_alignParentRight="true"
+            android:layout_alignParentEnd="true"
+            android:layout_marginTop="12dp"
+            android:layout_marginBottom="12dp"/>
+
+    <Button
+            android:id="@+id/do_import"
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
             android:text="@string/do_import"
-            android:id="@+id/do_import"
-            android:layout_alignParentBottom="true"
+            style="?android:attr/borderlessButtonStyle"
+            android:layout_below="@+id/subscribe"
             android:layout_alignParentRight="true"
-            android:layout_alignParentEnd="true"/>
+            android:layout_alignParentEnd="true"
+            android:layout_marginTop="12dp"
+            android:layout_marginBottom="12dp"/>
 
     <Button
+            android:id="@+id/cancel"
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
             android:text="@string/cancel"
-            android:id="@+id/cancel"
-            android:layout_alignParentBottom="true"
-            android:layout_toLeftOf="@id/do_import"/>
+            style="?android:attr/borderlessButtonStyle"
+            android:layout_alignTop="@+id/do_import"
+            android:layout_toLeftOf="@+id/do_import"
+            android:layout_toStartOf="@+id/do_import"/>
 
 </RelativeLayout>
diff --git a/app/src/main/res/layout/fragment_message_detail.xml b/app/src/main/res/layout/fragment_message_detail.xml
index dce4d36..b10bfab 100644
--- a/app/src/main/res/layout/fragment_message_detail.xml
+++ b/app/src/main/res/layout/fragment_message_detail.xml
@@ -1,9 +1,82 @@
-<TextView xmlns:android="http://schemas.android.com/apk/res/android"
-          xmlns:tools="http://schemas.android.com/tools"
-          android:id="@+id/message_detail"
-          style="?android:attr/textAppearanceLarge"
-          android:layout_width="match_parent"
-          android:layout_height="match_parent"
-          android:padding="16dp"
-          android:textIsSelectable="true"
-          tools:context=".MessageDetailFragment"/>
+<?xml version="1.0" encoding="utf-8"?>
+<ScrollView
+        xmlns:android="http://schemas.android.com/apk/res/android"
+        android:layout_height="match_parent"
+        android:layout_width="match_parent">
+
+    <RelativeLayout
+            android:orientation="vertical"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:fitsSystemWindows="true">
+
+        <TextView
+                android:id="@+id/subject"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:textAppearance="?android:attr/textAppearanceLarge"
+                android:gravity="center_vertical"
+                android:text="Subject"
+                android:padding="16dp"
+                android:layout_alignParentTop="true"
+                android:layout_alignParentLeft="true"
+                android:layout_alignParentStart="true"
+                android:elegantTextHeight="false"
+                android:enabled="false"/>
+
+        <View
+                android:id="@+id/divider"
+                android:layout_width="fill_parent"
+                android:layout_height="2dip"
+                android:layout_below="@id/subject"
+                android:background="@color/divider"/>
+
+        <ImageView
+                android:id="@+id/avatar"
+                android:layout_width="40dp"
+                android:layout_height="40dp"
+                android:layout_below="@+id/divider"
+                android:layout_alignParentLeft="true"
+                android:layout_alignParentStart="true"
+                android:src="@color/accent"
+                android:layout_margin="16dp"/>
+
+        <TextView
+                android:id="@+id/sender"
+                android:layout_width="wrap_content"
+                android:layout_height="20dp"
+                android:text="Sender"
+                android:layout_alignTop="@+id/avatar"
+                android:layout_toRightOf="@+id/avatar"
+                android:layout_toEndOf="@+id/avatar"
+                android:gravity="center_vertical"
+                android:paddingLeft="8dp"
+                android:paddingRight="8dp"
+                android:textStyle="bold"/>
+
+        <TextView
+                android:id="@+id/recipient"
+                android:layout_width="wrap_content"
+                android:layout_height="20dp"
+                android:text="Recipient"
+                android:gravity="center_vertical"
+                android:paddingLeft="8dp"
+                android:paddingRight="8dp"
+                android:layout_alignBottom="@+id/avatar"
+                android:layout_toRightOf="@+id/avatar"
+                android:layout_toEndOf="@+id/avatar"/>
+
+        <TextView
+                android:id="@+id/text"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:text="New Text"
+                android:layout_marginLeft="16dp"
+                android:layout_marginRight="16dp"
+                android:layout_marginTop="32dp"
+                android:paddingBottom="64dp"
+                android:layout_below="@+id/avatar"
+                android:layout_alignParentLeft="true"
+                android:layout_alignParentStart="true"/>
+    </RelativeLayout>
+</ScrollView>
\ No newline at end of file
diff --git a/app/src/main/res/layout/message_row.xml b/app/src/main/res/layout/message_row.xml
new file mode 100644
index 0000000..00d20bd
--- /dev/null
+++ b/app/src/main/res/layout/message_row.xml
@@ -0,0 +1,80 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+  ~ Copyright 2015 Christian Basler
+  ~
+  ~ 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.
+  -->
+
+<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content">
+    <ImageView
+            android:id="@+id/avatar"
+            android:layout_width="40dp"
+            android:layout_height="40dp"
+            android:layout_alignParentTop="true"
+            android:layout_alignParentLeft="true"
+            android:layout_alignParentStart="true"
+            android:src="@color/accent"
+            android:layout_margin="16dp"/>
+
+    <TextView
+            android:id="@+id/sender"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:text="Sender"
+            android:lines="1"
+            android:ellipsize="end"
+            android:textAppearance="?android:attr/textAppearanceMedium"
+            android:layout_alignTop="@+id/avatar"
+            android:layout_toRightOf="@+id/avatar"
+            android:layout_toEndOf="@+id/avatar"
+            android:layout_marginTop="-5dp"
+            android:paddingTop="0dp"
+            android:paddingLeft="8dp"
+            android:paddingRight="8dp"
+            android:paddingBottom="0dp"
+            android:textStyle="bold"
+            />
+
+    <TextView
+            android:id="@+id/subject"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:text="Subject"
+            android:lines="1"
+            android:ellipsize="end"
+            android:textAppearance="?android:attr/textAppearanceSmall"
+            android:paddingLeft="8dp"
+            android:paddingRight="8dp"
+            android:layout_below="@+id/sender"
+            android:layout_toRightOf="@+id/avatar"
+            android:layout_toEndOf="@+id/avatar"/>
+
+    <TextView
+            android:id="@+id/text"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:text="Text"
+            android:lines="1"
+            android:ellipsize="end"
+            android:textAppearance="?android:attr/textAppearanceSmall"
+            android:gravity="center_vertical"
+            android:paddingLeft="8dp"
+            android:paddingRight="8dp"
+            android:paddingBottom="8dp"
+            android:layout_below="@+id/subject"
+            android:layout_toRightOf="@+id/avatar"
+            android:layout_toEndOf="@+id/avatar"/>
+
+</RelativeLayout>
\ No newline at end of file
diff --git a/app/src/main/res/values-de/labels.xml b/app/src/main/res/values-de/labels.xml
index 5e5dfc3..d62843a 100644
--- a/app/src/main/res/values-de/labels.xml
+++ b/app/src/main/res/values-de/labels.xml
@@ -21,5 +21,5 @@
     <string name="sent">Gesendet</string>
     <string name="unread">Ungelesen</string>
     <string name="trash">Papierkorb</string>
-    <string name="broadcast">Broadcasts</string>
+    <string name="broadcasts">Broadcasts</string>
 </resources>
\ No newline at end of file
diff --git a/app/src/main/res/values-de/strings.xml b/app/src/main/res/values-de/strings.xml
index c6de80a..25eeaba 100644
--- a/app/src/main/res/values-de/strings.xml
+++ b/app/src/main/res/values-de/strings.xml
@@ -6,12 +6,22 @@
     <string name="wifi_only_summary">Nicht mit Mobilfunknetz verbinden</string>
     <string name="bitmessage_active">Bitmessage ist aktiv</string>
     <string name="disable_sync">Synchronisieren ausschalten</string>
-    <string name="emoji_input">Eingabe von Emojis</string>
-    <string name="emoji_input_summary">Emoji-Taste anstelle von Eingabe anzeigen</string>
     <string name="enable_sync">Synchronisieren einschalten</string>
     <string name="subject">Betreff</string>
     <string name="to">An</string>
     <string name="title_message_detail">Nachricht</string>
     <string name="subscriptions">Abonnements</string>
     <string name="wifi_mode">Art der WLAN-Verbindung</string>
+    <string name="action_settings">Einstellungen</string>
+    <string name="add_identity">Identität hinzufügen</string>
+    <string name="add_identity_summary">Eine neue Identität erstellen</string>
+    <string name="broadcast">Broadcast</string>
+    <string name="cancel">Abbrechen</string>
+    <string name="do_import">Importieren</string>
+    <string name="import_address">Adresse importieren</string>
+    <string name="import_contact">Kontakt hinzufügen</string>
+    <string name="label">Label</string>
+    <string name="manage_identity">Identität verwalten</string>
+    <string name="subscribe">Abonnieren</string>
+    <string name="title_activity_open_bitmessage_link">Kontakt importieren</string>
 </resources>
\ No newline at end of file
diff --git a/app/src/main/res/values/labels.xml b/app/src/main/res/values/labels.xml
index d414d61..c1e7259 100644
--- a/app/src/main/res/values/labels.xml
+++ b/app/src/main/res/values/labels.xml
@@ -21,5 +21,5 @@
     <string name="sent">Sent</string>
     <string name="unread">Unread</string>
     <string name="trash">Trash</string>
-    <string name="broadcast">Broadcasts</string>
+    <string name="broadcasts">Broadcasts</string>
 </resources>
\ No newline at end of file
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index 20ad459..be41919 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -11,14 +11,11 @@
     <string name="subscriptions">Subscriptions</string>
     <string name="to">To</string>
     <string name="subject">Subject</string>
-    <string name="emoji_input">Emoji Input</string>
-    <string name="emoji_input_summary">Show the emoji button instead of enter</string>
     <string name="manage_identity">Manage Identity</string>
     <string name="add_identity">Add Identity</string>
     <string name="add_identity_summary">Create new identity</string>
     <string name="title_activity_open_bitmessage_link">Import Contact</string>
 
-    <string name="hello_world">Hello world!</string>
     <string name="action_settings">Settings</string>
     <string name="import_address">Import Address</string>
     <string name="import_contact">Add to contacts</string>
@@ -26,4 +23,5 @@
     <string name="subscribe">Subscribe</string>
     <string name="do_import">Import</string>
     <string name="cancel">Cancel</string>
+    <string name="broadcast">Broadcast</string>
 </resources>
diff --git a/app/src/main/res/values/styles.xml b/app/src/main/res/values/styles.xml
index 1983c04..e0df448 100644
--- a/app/src/main/res/values/styles.xml
+++ b/app/src/main/res/values/styles.xml
@@ -4,18 +4,20 @@
     <style name="AppTheme.Base" parent="MaterialDrawerTheme.Light.DarkToolbar.TranslucentStatus">
 
         <item name="android:activatedBackgroundIndicator">@color/primary_light</item>
+        <item name="android:textColor">@color/primary_text</item>
+        <item name="android:textColorSecondary">@color/secondary_text</item>
 
         <!-- MaterialDrawer specific values -->
         <item name="material_drawer_background">@color/primary_dark</item>
-        <item name="material_drawer_icons">@color/icons</item>
+        <item name="material_drawer_icons">@color/primary_text</item>
         <item name="material_drawer_primary_icon">@color/icons</item>
-        <item name="material_drawer_primary_text">@color/icons</item>
-        <item name="material_drawer_secondary_text">@color/icons</item>
-        <item name="material_drawer_hint_text">@color/icons</item>
-        <item name="material_drawer_divider">@color/icons</item>
+        <item name="material_drawer_primary_text">@color/primary_text</item>
+        <item name="material_drawer_secondary_text">@color/secondary_text</item>
+        <item name="material_drawer_hint_text">@color/secondary_text</item>
+        <item name="material_drawer_divider">@color/divider</item>
         <item name="material_drawer_selected">@color/primary</item>
-        <item name="material_drawer_selected_text">@color/icons</item>
-        <item name="material_drawer_header_selection_text">@color/icons</item>
+        <item name="material_drawer_selected_text">@color/primary_text</item>
+        <item name="material_drawer_header_selection_text">@color/primary_text</item>
 
     </style>
 
diff --git a/build.gradle b/build.gradle
index 1694c86..37a428b 100644
--- a/build.gradle
+++ b/build.gradle
@@ -9,7 +9,7 @@ buildscript {
         jcenter()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:1.2.3'
+        classpath 'com.android.tools.build:gradle:1.3.0'
 
         // NOTE: Do not place your application dependencies here; they belong
         // in the individual module build.gradle files