Fixes #2: Display tray icon with current status (#58)

In addition there is a basic context menu with the following actions:
- Open Goobox Folder
- Quit Goobox

pom.xml

@@ -57,7 +57,7 @@
     <dependency>
       <groupId>io.goobox</groupId>
       <artifactId>goobox-sync-common</artifactId>
-      <version>0.0.1</version>
+      <version>0.0.2</version>
     </dependency>
     <dependency>
       <groupId>io.storj</groupId>
@@ -74,11 +74,6 @@
       <artifactId>appdirs</artifactId>
       <version>1.0.0</version>
     </dependency>
-    <dependency>
-      <groupId>org.slf4j</groupId>
-      <artifactId>slf4j-nop</artifactId>
-      <version>1.7.21</version>
-    </dependency>
     <dependency>
       <groupId>net.java.dev.jna</groupId>
       <artifactId>jna-platform</artifactId>

src/main/java/io/goobox/sync/storj/App.java

@@ -22,13 +22,15 @@
 import java.util.concurrent.CountDownLatch;
 
 import io.goobox.sync.common.Utils;
+import io.goobox.sync.common.systemtray.ShutdownListener;
+import io.goobox.sync.common.systemtray.SystemTrayHelper;
 import io.storj.libstorj.Bucket;
 import io.storj.libstorj.CreateBucketCallback;
 import io.storj.libstorj.GetBucketsCallback;
 import io.storj.libstorj.KeysNotFoundException;
 import io.storj.libstorj.Storj;
 
-public class App {
+public class App implements ShutdownListener {
 
     private static App instance;
 
@@ -63,6 +65,9 @@ public FileWatcher getFileWatcher() {
     }
 
     private void init() {
+        SystemTrayHelper.setIdle();
+        SystemTrayHelper.setShutdownListener(this);
+
         Storj.setConfigDirectory(StorjUtil.getStorjConfigDir());
         Storj.setDownloadDirectory(Utils.getSyncDir());
 
@@ -89,6 +94,12 @@ private void init() {
         taskExecutor.start();
     }
 
+    @Override
+    public void shutdown() {
+        // TODO graceful shutdown
+        System.exit(0);
+    }
+
     private boolean checkAndCreateSyncDir() {
         System.out.print("Checking if local Goobox sync folder exists... ");
         return checkAndCreateFolder(Utils.getSyncDir());

src/main/java/io/goobox/sync/storj/CheckStateTask.java

@@ -27,6 +27,7 @@
 import java.util.List;
 
 import io.goobox.sync.common.Utils;
+import io.goobox.sync.common.systemtray.SystemTrayHelper;
 import io.goobox.sync.storj.db.DB;
 import io.goobox.sync.storj.db.SyncFile;
 import io.goobox.sync.storj.db.SyncState;
@@ -54,6 +55,8 @@ public void run() {
         }
 
         System.out.println("Checking for changes...");
+        SystemTrayHelper.setSynchronizing();
+
         Storj.getInstance().listFiles(gooboxBucket, new ListFilesCallback() {
             @Override
             public void onFilesReceived(File[] files) {
@@ -64,6 +67,7 @@ public void onFilesReceived(File[] files) {
                 if (tasks.isEmpty()) {
                     // Sleep some time to avoid overloading the bridge
                     tasks.add(new SleepTask());
+                    SystemTrayHelper.setIdle();
                 }
                 // Add itself to the queueAdd itself to the queue
                 tasks.add(CheckStateTask.this);

src/main/resources/logback.xml

@@ -0,0 +1,2 @@
+<!-- only one line, shut up logback ! -->
+<configuration />