avoid application crash when clicking home button

Every activity starts the main activity when clicking the home button.
We should avoid that in the main activity itself as it leads to a crash
of the app.

1 files changed, 3 insertions, 0 deletions

diff --git a/main/src/cgeo/geocaching/MainActivity.java b/main/src/cgeo/geocaching/MainActivity.java
index d8958b4..59a0614 100644
--- a/main/src/cgeo/geocaching/MainActivity.java
+++ b/main/src/cgeo/geocaching/MainActivity.java
@@ -290,6 +290,9 @@ public class MainActivity extends AbstractActionBarActivity {
     public boolean onOptionsItemSelected(final MenuItem item) {
         final int id = item.getItemId();
         switch (id) {
+            case android.R.id.home:
+                // do nothing in case of home button click
+                return true;
             case R.id.menu_about:
                 showAbout(null);
                 return true;