Added method to the library to obtain it's version.

Author: Rolf-Smit

demo/src/main/java/org/neotech/app/retainabletasksdemo/activity/Main.java

@@ -21,6 +21,7 @@
 import org.neotech.app.retainabletasksdemo.R;
 import org.neotech.library.retainabletasks.Task;
 import org.neotech.library.retainabletasks.TaskAttach;
+import org.neotech.library.retainabletasks.TaskManager;
 import org.neotech.library.retainabletasks.TaskPostExecute;
 import org.neotech.library.retainabletasks.providers.TaskActivityCompat;
 
@@ -40,6 +41,8 @@ protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
         setContentView(R.layout.activity_main);
 
+        getSupportActionBar().setSubtitle(getString(R.string.library_version, TaskManager.getVersionName()));
+
         vSwitcher = (ViewSwitcher) findViewById(R.id.switcher);
         list = (ListView) findViewById(android.R.id.list);
 

demo/src/main/res/values/strings.xml

@@ -32,6 +32,7 @@
 
     <string name="menu_github">View on GitHub</string>
 
+    <string name="library_version">Library version: %1$s</string>
 
     <string name="demo_fragments_title">Fragment TaskManager</string>
     <string name="demo_fragments_description">"<![CDATA[This demonstration shows how individual Fragments use the <code>TaskManager</code> class to start and manage <code>Tasks</code>. Each Fragment extends from the <code>TaskFragmentCompat</code> class, which means that each Fragment has it's own <code>TaskManager</code> instance. <code>Task</code> results are only delivered to the Fragment if it is currently attached to the Activity.]]>"</string>
@@ -45,7 +46,6 @@
     <string name="demo_annotations_title">Annotations example</string>
     <string name="demo_annotations_description">"<![CDATA[This demonstration shows an Activity which extends <code>TaskActivityCompat</code> and uses Annotations to receive <code>Task</code> lifecycle events like <code>onPostExecute</code>.]]>"</string>
 
-
     <string name="demo_serial_title">Serial execution</string>
     <string name="demo_serial_description">"<![CDATA[By default <code>Tasks</code> are executed using a parallel Executor. This demonstration shows how <code>Tasks</code> can be executed in serial using the <code>TaskManager.execute(Task, Callback, Executor)</code> method.]]>"</string>
 

library/src/main/java/org/neotech/library/retainabletasks/TaskManager.java

@@ -284,4 +284,12 @@ public static TaskManager getGlobalTaskManager(){
             return globalInstance;
         }
     }
+
+    /**
+     * Returns the version of the library.
+     * @return the version name of the library.
+     */
+    public static String getVersionName(){
+        return BuildConfig.VERSION_NAME;
+    }
 }