Logout funtionality;

res/layout/findmemenu.xml

@@ -10,6 +10,7 @@
 	<ImageButton android:id="@+id/nearby"
 		android:layout_width="wrap_content"
 		android:layout_height="wrap_content"
+		android:onClick="nearbyMenuHandler"
 		android:src="@drawable/nearby"
 		android:paddingTop="80px"
 		android:paddingBottom="10px"
@@ -17,28 +18,33 @@
 	<ImageButton android:id="@+id/friends"
 		android:layout_width="wrap_content"
 		android:layout_height="wrap_content"
+		android:onClick="friendsMenuHandler"
 		android:src="@drawable/friends"
 		android:paddingBottom="10px"
 		android:background="@null" />
 	<ImageButton android:id="@+id/messages"
 		android:layout_width="wrap_content"
 		android:layout_height="wrap_content"
+		android:onClick="messagesMenuHandler"
 		android:src="@drawable/messages"
 		android:paddingBottom="10px"
 		android:background="@null" />
 	<ImageButton android:id="@+id/search"
 		android:layout_width="wrap_content"
 		android:layout_height="wrap_content"
+		android:onClick="searchMenuHandler"
 		android:src="@drawable/search"
 		android:paddingBottom="10px"
 		android:background="@null" />
 	<ImageButton android:id="@+id/me"
 		android:layout_width="wrap_content"
 		android:layout_height="wrap_content"
+		android:onClick="meMenuHandler"
 		android:src="@drawable/me"
 		android:paddingBottom="10px"
 		android:background="@null" />
 	<ImageButton android:id="@+id/logout"
+		android:onClick="logoutMenuHandler"
 		android:layout_width="wrap_content"
 		android:layout_height="wrap_content"
 		android:src="@drawable/logout"

src/com/architects/findme/FindMeMenu.java

@@ -1,11 +1,19 @@
 package com.architects.findme;
 
 import android.app.Activity;
+import android.content.Intent;
+import android.content.SharedPreferences;
 import android.os.Bundle;
+import android.util.Log;
+import android.view.View;
 import android.view.Window;
+import android.widget.Toast;
 
 public class FindMeMenu extends Activity 
 {
+	public static final String PREFS_NAME = "LoginCredentials";
+	private static final String TAG = "findMe";
+	
 	@Override
     public void onCreate(Bundle savedInstanceState) 
     {
@@ -14,4 +22,54 @@ public class FindMeMenu extends Activity
         
         setContentView(R.layout.findmemenu);
     }
+	
+	// Handler
+    public void nearbyMenuHandler(View button) 
+    {
+    	Intent myIntent = new Intent(button.getContext(), Nearby.class);
+        startActivity(myIntent);
+    }
+    public void friendsMenuHandler(View button) 
+    {
+    	Intent myIntent = new Intent(button.getContext(), Friends.class);
+        startActivity(myIntent);
+    }
+    public void messagesMenuHandler(View button) 
+    {
+    	Intent myIntent = new Intent(button.getContext(), Search.class);
+        startActivity(myIntent);
+    }
+    public void meMenuHandler(View button) 
+    {
+    	Intent myIntent = new Intent(button.getContext(), Search.class);
+        startActivity(myIntent);
+    }
+    public void searchMenuHandler(View button) 
+    {
+    	Intent myIntent = new Intent(button.getContext(), Search.class);
+        startActivity(myIntent);
+    }
+    public void logoutMenuHandler(View button) 
+    {
+    	String logoutData[] = new String[2];
+    	
+    	SharedPreferences preferences = this.getSharedPreferences(PREFS_NAME, MODE_WORLD_READABLE);
+    	logoutData[0] = preferences.getString("mail", "");
+    	logoutData[1] = preferences.getString("password", "");
+        
+        String response = Login.logout(logoutData).trim();
+        Log.v(TAG, response);
+        if(response.compareTo("06") == 0)
+        {
+        	// remove login credentials
+            SharedPreferences.Editor prefsEditor = preferences.edit();
+            prefsEditor.clear();
+            prefsEditor.commit();
+            
+        	Intent myIntent = new Intent(button.getContext(), FindMe.class);
+        	startActivity(myIntent);
+        	Toast.makeText(button.getContext(), "Logout successful", Toast.LENGTH_LONG).show();
+        }
+        else Toast.makeText(this, "Logout failed. Try again!", Toast.LENGTH_LONG).show(); 
+    }
 }

src/com/architects/findme/Login.java

@@ -53,6 +53,25 @@ public class Login extends Activity
         }
 	}
 	
+	public static String logout(String[] str)
+	{
+		JSONObject j = new JSONObject();
+        
+        try
+        {
+			j.put("mail", str[0]);
+			j.put("password", AccountHelper.createHashMd5(str[1]));
+			j.put("logout", "01");
+
+			return AccountHelper.doHttpPost("login_user.php", j);
+        }
+        catch (JSONException e)
+        {
+        	e.printStackTrace();
+        	return "";
+        }
+	}
+	
 	
     public void loginUserHandler(View button)
     {