Using dependency injection with dagger

.classpath

@@ -5,5 +5,12 @@
 	<classpathentry kind="con" path="com.android.ide.eclipse.adt.ANDROID_FRAMEWORK"/>
 	<classpathentry exported="true" kind="con" path="com.android.ide.eclipse.adt.LIBRARIES"/>
 	<classpathentry exported="true" kind="con" path="com.android.ide.eclipse.adt.DEPENDENCIES"/>
+	<classpathentry kind="lib" path="libs/dagger-1.2.0.jar"/>
+	<classpathentry kind="lib" path="libs/javax.inject-1.jar"/>
+	<classpathentry kind="src" path="apt_generated">
+		<attributes>
+			<attribute name="optional" value="true"/>
+		</attributes>
+	</classpathentry>
 	<classpathentry kind="output" path="bin/classes"/>
 </classpath>

.factorypath

@@ -0,0 +1,6 @@
+<factorypath>
+    <factorypathentry kind="WKSPJAR" id="/android-stopwatch/libs/dagger-1.2.0.jar" enabled="true" runInBatchMode="false"/>
+    <factorypathentry kind="WKSPJAR" id="/android-stopwatch/libs/javax.inject-1.jar" enabled="true" runInBatchMode="false"/>
+    <factorypathentry kind="WKSPJAR" id="/android-stopwatch/libs/dagger-compiler-1.2.0.jar" enabled="true" runInBatchMode="false"/>
+    <factorypathentry kind="WKSPJAR" id="/android-stopwatch/libs/javawriter-2.4.0.jar" enabled="true" runInBatchMode="false"/>
+</factorypath>

.gitignore

@@ -27,3 +27,5 @@ proguard/
 *.ipr
 *.iws
 .idea/
+/apt_generated/
+/lint.xml

.settings/org.eclipse.jdt.apt.core.prefs

@@ -0,0 +1,4 @@
+eclipse.preferences.version=1
+org.eclipse.jdt.apt.aptEnabled=true
+org.eclipse.jdt.apt.genSrcDir=apt_generated
+org.eclipse.jdt.apt.reconcileEnabled=true

AndroidManifest.xml

@@ -12,7 +12,7 @@
         android:allowBackup="true"
         android:icon="@drawable/ic_launcher"
         android:label="@string/app_name"
-        android:theme="@style/AppTheme" >
+        android:theme="@style/AppTheme" android:name="TimerApp">
         <activity
             android:name="org.alsoftlab.stopwatch.TimerActivity"
             android:label="@string/app_name" >

src/org/alsoftlab/stopwatch/Injector.java

@@ -0,0 +1,20 @@
+package org.alsoftlab.stopwatch;
+
+import dagger.ObjectGraph;
+
+/**
+ * Initialized dependency graph.
+ */
+public class Injector
+{
+    public static ObjectGraph graph;
+    public static void init(Object... modules)
+    {
+        graph = ObjectGraph.create(modules);
+    }
+
+    public static void inject(Object target)
+    {
+        graph.inject(target);
+    }
+}

src/org/alsoftlab/stopwatch/TimerActivity.java

@@ -2,6 +2,8 @@
 
 import java.util.ArrayList;
 
+import javax.inject.Inject;
+
 import android.annotation.TargetApi;
 import android.app.Activity;
 import android.os.Build;
@@ -26,20 +28,28 @@ public class TimerActivity extends Activity {
      */
     private final static int REFRESH_PERIOD_MS = 1000 / TICK_COUNT;
 
-    private TimerLogic mTimerLogic = new TimerLogic();
+    @Inject
+    TimerLogic mTimerLogic;
 
     private TextView mChronometer;
     private TextView mText;
     private Handler mViewHandler = new Handler();
     private Runnable mUpdateView;
     private ArrayList<ImageView> mImages = new ArrayList<ImageView>();
+
+    public TimerActivity() 
+    {
+        super();
+
+        Injector.inject(this);
+    }
 
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
-
+        
         Log.d(getClass().getSimpleName(), "onCreate");
-
+        
         setContentView(R.layout.timer_activity);
         mChronometer = (TextView) findViewById(R.id.textView2);
         mText = (TextView) findViewById(R.id.textView1);

src/org/alsoftlab/stopwatch/TimerApp.java

@@ -0,0 +1,24 @@
+/**
+ * 
+ */
+package org.alsoftlab.stopwatch;
+
+import android.app.Application;
+import android.util.Log;
+
+/**
+ * @author al
+ *
+ */
+public class TimerApp extends Application {
+
+    @Override
+    public void onCreate() {
+        super.onCreate();
+
+        Log.d("TimerApp", "onCreate");
+
+        Injector.init(new TimerLogicModule());
+    }
+
+}

src/org/alsoftlab/stopwatch/TimerLogic.java

@@ -14,14 +14,14 @@ public TimerLogic() {
         mStarted = false;
         mStartTime = 0;
     }
-    
+
     /**
      * @return true iff the timer is running
      */
     public boolean isRunning() {
         return mStarted;
     }
-    
+
     /**
      * Start the timer if stopped and vice vers
      * 

src/org/alsoftlab/stopwatch/TimerLogicModule.java

@@ -0,0 +1,11 @@
+package org.alsoftlab.stopwatch;
+
+import dagger.*;
+
+@Module(injects = TimerActivity.class)
+public class TimerLogicModule {
+    @Provides
+    TimerLogic provideTimerLogic() {
+        return new TimerLogic();
+    }
+}