Reorganized gui code to maximize code reusage - added BaseDnsActivity which is an abstract class which all Activities extend. As of now it contains code that handles footer buttons and starts other activities.

src/com/studentersamfundet/app/ui/BaseDnsActivity.java

@@ -0,0 +1,25 @@
+package com.studentersamfundet.app.ui;
+
+import com.studentersamfundet.app.R;
+
+import android.app.Activity;
+import android.content.Intent;
+import android.view.View;
+
+public abstract class BaseDnsActivity extends Activity {
+    public void clickHandler(View v) {
+    	Intent intent = new Intent();
+    	intent.setFlags(Intent.FLAG_ACTIVITY_NO_ANIMATION 
+    			| Intent.FLAG_ACTIVITY_NO_HISTORY
+    			| Intent.FLAG_ACTIVITY_SINGLE_TOP);
+    	
+    	if (v.getId() == R.id.program_button) {
+    		intent.setClass(this, ProgramListActivity.class);
+    		startActivity(intent);
+    		
+    	} else if (v.getId() == R.id.bli_med_button) {
+    		intent.setClass(this, JoinUsActivity.class);
+    		startActivity(intent);
+    	}
+    }
+}

src/com/studentersamfundet/app/ui/DnsActivity.java

@@ -1,50 +1,15 @@
 package com.studentersamfundet.app.ui;
 
-import android.app.Activity;
-import android.content.Intent;
 import android.os.Bundle;
-import android.view.View;
-import android.widget.ImageView;
 
 import com.studentersamfundet.app.R;
 
-public class DnsActivity extends Activity {
+public class DnsActivity extends BaseDnsActivity {
 	
     /** Called when the activity is first created. */
     @Override
     public void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
         setContentView(R.layout.main);
-        
-        View tmp = this.findViewById(R.id.join_us_textview);
-        tmp.setVisibility(View.INVISIBLE);
-    }
-    
-    public void clickHandler(View v) {
-    	if (v.getId() == R.id.program_button) {
-    		startActivity(new Intent(this, ProgramList.class));
-    	} else if (v.getId() == R.id.bli_med_button) {
-    		View j = this.findViewById(R.id.bli_med_button);
-    		ImageView p = (ImageView)this.findViewById(R.id.paragraph);
-    		View t = this.findViewById(R.id.join_us_textview);
-    		
-    		j.setClickable(false);
-    		p.setVisibility(View.INVISIBLE);
-    		t.setVisibility(View.VISIBLE);
-    	}
-    }
-    
-    @Override
-    public void onBackPressed () {
-    	View t = this.findViewById(R.id.join_us_textview);
-    	if (t.getVisibility() == View.VISIBLE) {
-    		View j = this.findViewById(R.id.bli_med_button);
-    		ImageView p = (ImageView)this.findViewById(R.id.paragraph);
-    		j.setClickable(true);
-    		t.setVisibility(View.INVISIBLE);
-    		p.setVisibility(View.VISIBLE);
-    	} else {
-    		finish();
-    	}
     }
 }

src/com/studentersamfundet/app/ui/JoinUsActivity.java

@@ -0,0 +1,12 @@
+package com.studentersamfundet.app.ui;
+
+import android.os.Bundle;
+
+import com.studentersamfundet.app.R;
+
+public class JoinUsActivity extends BaseDnsActivity {
+	   public void onCreate(Bundle savedInstanceState) {
+	        super.onCreate(savedInstanceState);
+	        setContentView(R.layout.join_us);
+	    }
+}

src/com/studentersamfundet/app/ui/ProgramListActivity.java

@@ -2,13 +2,13 @@ package com.studentersamfundet.app.ui;
 
 import org.w3c.dom.NodeList;
 
-import android.app.ListActivity;
 import android.os.Bundle;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
 import android.widget.ArrayAdapter;
 import android.widget.ListAdapter;
+import android.widget.ListView;
 import android.widget.TextView;
 import android.widget.Toast;
 
@@ -19,7 +19,7 @@ import com.studentersamfundet.app.R;
 import com.studentersamfundet.app.Utils;
 import com.studentersamfundet.app.XmlParser;
 
-public class ProgramList extends ListActivity {
+public class ProgramListActivity extends BaseDnsActivity {
 	public static final String feedURL = "http://folk.uio.no/larsjeng/test.xml";
 	public static final String localURL = "/data/com.studentersamfundet.app/files/dns_events";
 	public static FeedFetcher feed = new FeedFetcher(); 
@@ -31,9 +31,6 @@ public class ProgramList extends ListActivity {
         super.onCreate(savedInstanceState);
         setContentView(R.layout.event_list);
         
-        View v = this.findViewById(R.id.program_button);
-        v.setClickable(false);
-        
         // Do we have intarwebs?
         // YAY = Fetch the feed.
         // NAY = Inform about no connection.
@@ -48,8 +45,10 @@ public class ProgramList extends ListActivity {
         	toast.show();
         }
   
+        ListView list = (ListView)findViewById(R.id.event_list);
+        
         ListAdapter adapter = createAdapter();
-        setListAdapter(adapter);
+        list.setAdapter(adapter);
     }
     
     protected ListAdapter createAdapter() {