+ OCFile currentDir = getCurrentDir();
+ if (currentDir.getParentId() != DataStorageManager.ROOT_PARENT_ID) {
+ actionBar.setHomeButtonEnabled(!mSyncInProgress);
+ actionBar.setDisplayHomeAsUpEnabled(!mSyncInProgress);
+ }
+ else {
+ actionBar.setHomeButtonEnabled(true);
+ actionBar.setDisplayHomeAsUpEnabled(false);
+ }