Navigation drawer (squashed and rebased).

briar-android/src/org/briarproject/android/fragment/BaseFragment.java

@@ -0,0 +1,35 @@
+package org.briarproject.android.fragment;
+
+import android.content.Context;
+
+import org.briarproject.android.BriarActivity;
+
+import roboguice.fragment.RoboFragment;
+
+public abstract class BaseFragment extends RoboFragment {
+
+	public abstract String getUniqueTag();
+
+	protected BaseFragmentListener listener;
+
+	protected BriarActivity briarActivity;
+
+	@Override
+	public void onAttach(Context context) {
+		super.onAttach(context);
+		try {
+			listener = (BaseFragmentListener) context;
+		} catch (ClassCastException e) {
+			throw new ClassCastException(
+					"Using class must implement BaseFragmentListener");
+		}
+	}
+
+	public interface BaseFragmentListener {
+		void showLoadingScreen(boolean isBlocking, int stringId);
+		void hideLoadingScreen();
+		void runOnUiThread(Runnable runnable);
+		void runOnDbThread(Runnable runnable);
+	}
+
+}