New XmlAdapter sample example.

This sample illustrate the use of the news Xml Adapters definition, as well
as the use on the new XmlDocumentProvider class.

Change-Id: Ie9738b5f0a0f00df2af643890a48573bace19311

samples/XmlAdapters/src/com/example/android/xmladapters/RssReaderActivity.java

@@ -0,0 +1,44 @@
+/*
+ * Copyright (C) 2010 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.example.android.xmladapters;
+
+import android.app.ListActivity;
+import android.content.XmlDocumentProvider;
+import android.net.Uri;
+import android.os.Bundle;
+import android.widget.Adapters;
+import android.widget.AdapterView.OnItemClickListener;
+
+/**
+ * This example demonstrate the creation of a simple RSS feed reader using the XML adapter syntax.
+ * The different elements of the feed are extracted using an {@link XmlDocumentProvider} and are
+ * binded to the different views. An {@link OnItemClickListener} is also added, which will open a
+ * browser on the associated news item page.
+ */
+public class RssReaderActivity extends ListActivity {
+    private static final String FEED_URI = "http://feeds.nytimes.com/nyt/rss/HomePage";
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+
+        setContentView(R.layout.rss_feeds_list);
+        setListAdapter(Adapters.loadCursorAdapter(this, R.xml.rss_feed,
+                "content://xmldocument/?url=" + Uri.encode(FEED_URI)));
+        getListView().setOnItemClickListener(new UrlIntentListener());
+    }
+}