From 13ea5f7890109beb42d009be9a3f21d5bf518353 Mon Sep 17 00:00:00 2001
From: Scott Jackson <daneren2005@gmail.com>
Date: Mon, 23 Dec 2013 19:32:08 -0800
Subject: Created an abstract basic list fragment

---
 .../dsub/fragments/SelectListFragment.java         | 142 +++++++++++++++++++++
 1 file changed, 142 insertions(+)
 create mode 100644 src/github/daneren2005/dsub/fragments/SelectListFragment.java

diff --git a/src/github/daneren2005/dsub/fragments/SelectListFragment.java b/src/github/daneren2005/dsub/fragments/SelectListFragment.java
new file mode 100644
index 00000000..c5fd4508
--- /dev/null
+++ b/src/github/daneren2005/dsub/fragments/SelectListFragment.java
@@ -0,0 +1,142 @@
+/*
+ This file is part of Subsonic.
+
+ Subsonic is free software: you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation, either version 3 of the License, or
+ (at your option) any later version.
+
+ Subsonic is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with Subsonic.  If not, see <http://www.gnu.org/licenses/>.
+
+ Copyright 2010 (C) Sindre Mehus
+ */
+package github.daneren2005.dsub.fragments;
+
+import android.os.Bundle;
+import android.util.Log;
+import android.view.LayoutInflater;
+import android.view.Menu;
+import android.view.MenuInflater;
+import android.view.MenuItem;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.Adapter;
+import android.widget.AdapterView;
+import android.widget.ListAdapter;
+import android.widget.ListView;
+
+import java.io.Serializable;
+import java.util.ArrayList;
+import java.util.List;
+
+import github.daneren2005.dsub.R;
+import github.daneren2005.dsub.domain.Genre;
+import github.daneren2005.dsub.service.MusicService;
+import github.daneren2005.dsub.service.MusicServiceFactory;
+import github.daneren2005.dsub.util.BackgroundTask;
+import github.daneren2005.dsub.util.Constants;
+import github.daneren2005.dsub.util.TabBackgroundTask;
+import github.daneren2005.dsub.view.GenreAdapter;
+
+public abstract class SelectListFragment<T> extends SubsonicFragment implements AdapterView.OnItemClickListener {
+	private static final String TAG = SelectListFragment.class.getSimpleName();
+	private ListView listView;
+	private View emptyView;
+	private List<T> objects;
+
+	@Override
+	public void onCreate(Bundle bundle) {
+		super.onCreate(bundle);
+
+		if(bundle != null) {
+			objects = (List<T>) bundle.getSerializable(Constants.FRAGMENT_LIST);
+		}
+	}
+
+	@Override
+	public void onSaveInstanceState(Bundle outState) {
+		super.onSaveInstanceState(outState);
+		outState.putSerializable(Constants.FRAGMENT_LIST, (Serializable) objects);
+	}
+
+	@Override
+	public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle bundle) {
+		rootView = inflater.inflate(R.layout.abstract_list_fragment, container, false);
+
+		listView = (ListView)rootView.findViewById(R.id.fragment_list);
+		listView.setOnItemClickListener(this);
+		emptyView = rootView.findViewById(R.id.fragment_list_empty);
+
+		if(objects == null) {
+			refresh();
+		} else {
+			listView.setAdapter(getAdapter(objects));
+		}
+
+		return rootView;
+	}
+	
+	@Override
+	public void onCreateOptionsMenu(Menu menu, MenuInflater menuInflater) {
+		if(!primaryFragment) {
+			return;
+		}
+
+		menuInflater.inflate(getOptionsMenu(), menu);
+	}
+	
+	@Override
+	public boolean onOptionsItemSelected(MenuItem item) {
+		if(super.onOptionsItemSelected(item)) {
+			return true;
+		}
+
+		return false;
+	}
+
+	@Override
+	protected void refresh(boolean refresh) {
+		setTitle(getTitleResource());
+		listView.setVisibility(View.INVISIBLE);
+
+		BackgroundTask<List<T>> task = new TabBackgroundTask<List<T>>(this) {
+			@Override
+			protected List<T> doInBackground() throws Throwable {
+				MusicService musicService = MusicServiceFactory.getMusicService(context);
+
+				objects = new ArrayList<T>();
+
+				try {
+					objects = getObjects();
+				} catch (Exception x) {
+					Log.e(TAG, "Failed to load", x);
+				}
+
+				return objects;
+			}
+
+			@Override
+			protected void done(List<T> result) {
+				emptyView.setVisibility(result == null || result.isEmpty() ? View.VISIBLE : View.GONE);
+
+				if (result != null) {
+					// TODO:
+					listView.setAdapter(getAdapter(result));
+					listView.setVisibility(View.VISIBLE);
+				}
+			}
+		};
+		task.execute();
+	}
+
+	public abstract int getOptionsMenu();
+	public abstract ListAdapter getAdapter(List<T> objs);
+	public abstract List<T> getObjects();
+	public abstract int getTitleResource();
+}
-- 
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