Tag Archives: roboguice

RoboGuice for dependency injection in Android

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RoboGuice is a framework that brings the simplicity and ease of Dependency Injection to Android, using Google’s own Guice library.

The first you download
roboguice-2.0.jar
guice-3.0-no_aop.jar
jsr305-1.3.9.jar

Add the required libraries to the libs folder of you new android project.

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<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:paddingBottom="@dimen/activity_vertical_margin"
    android:paddingLeft="@dimen/activity_horizontal_margin"
    android:paddingRight="@dimen/activity_horizontal_margin"
    android:paddingTop="@dimen/activity_vertical_margin"
    tools:context=".TheDeveloperWorldIsYours" >
 
    <TextView
        android:id="@+id/text"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="@string/hello_world" />
 
</RelativeLayout>
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package com.thedeveloperworldisyours.inject;
 
import com.google.inject.Inject;
 
import android.os.Bundle;
import android.view.Menu;
import roboguice.activity.RoboActivity;
import roboguice.inject.InjectResource;
import roboguice.inject.InjectView;
import android.location.LocationManager;
import android.widget.TextView;
 
public class TheDeveloperWorldIsYours extends RoboActivity {
 
    @InjectView(R.id.text)
      TextView name;
     
    @InjectResource(R.string.app_name)
      String myAppName;
     
    @InjectResource(R.string.action_settings)
      String myActionSettings;
 
    @InjectResource(R.string.hello_world)
        String myHelloWorld;
     
      @Inject
      LocationManager loc;
     
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_the_developer_world_is_yours);
    }
 
 
    @Override
    public boolean onCreateOptionsMenu(Menu menu) {
        // Inflate the menu; this adds items to the action bar if it is present.
        getMenuInflater().inflate(R.menu.the_developer_world_is_yours, menu);
        return true;
    }
     
}