Implemented topics

Added a simple adapter and convince methods to display topics to the
user.

Signed-off-by: Ricky Barrette <rickbarrette@gmail.com>

OSJ Forum/AndroidManifest.xml

@@ -1,5 +1,5 @@
 <manifest package="com.RickBarrette.osj.forum"
-    android:versionCode="41"
+    android:versionCode="48"
     android:versionName="1.0" xmlns:android="http://schemas.android.com/apk/res/android" android:installLocation="auto">
 
     <uses-sdk

OSJ Forum/src/com/RickBarrette/osj/forum/ForumDetailFragment.java

@@ -28,7 +28,7 @@ import android.widget.ListView;
 
 import com.RickBarrette.osj.forum.content.ForumContent;
 import com.RickBarrette.osj.forum.content.ForumContent.ForumItem;
-import com.RickBarrette.osj.forum.content.SubForumAdapter;
+import com.RickBarrette.osj.forum.content.TopicAdapter;
 
 /**
  * This fragment will be used to display information about the forum
@@ -51,8 +51,19 @@ public class ForumDetailFragment extends ListFragment {
 		if (getArguments().containsKey(ARG_ITEM_ID))
 			mItem = ForumContent.ITEM_MAP.get(getArguments().getString(ARG_ITEM_ID));
 		
-		if(mItem != null)
-			this.setListAdapter(new SubForumAdapter(getActivity(), Integer.parseInt(getArguments().getString(ARG_ITEM_ID))));
+
+		new Thread( new Runnable(){
+			@Override
+			public void run(){
+				final Object[] result = mItem.getTopics(getActivity());
+				getActivity().runOnUiThread(new Runnable(){
+					@Override
+					public void run(){
+						setListAdapter(new TopicAdapter(getActivity(), result));
+					}
+				});
+			}
+		}).start();
 	}
 	
 	@Override

OSJ Forum/src/com/RickBarrette/osj/forum/content/ForumContent.java

@@ -55,6 +55,16 @@ public class ForumContent {
 		public Object[] getChildren(){
 			return (Object[]) this.content.get("child");
 		}
+		
+		public Object[] getTopics(final Context context){
+			final XMLRPCClient client = new XMLRPCClient((context.getString(R.string.server)));
+			try {
+				return (Object[]) ((HashMap<?,?>) client.call("get_topic", this.content.get("forum_id"), 0, 0)).get("topics");
+			} catch (XMLRPCException e) {
+				e.printStackTrace();
+			}
+			return null;
+		}
 	}
 
 	public static List<ForumItem> ITEMS = new ArrayList<ForumItem>();

OSJ Forum/src/com/RickBarrette/osj/forum/content/TopicAdapter.java

@@ -0,0 +1,121 @@
+/**
+ * TopicAdapter.java
+ * @date Aug 31, 2012
+ * @author ricky barrette
+ * 
+ * Copyright 2012 Richard Barrette 
+ * 
+ * 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.RickBarrette.osj.forum.content;
+
+import java.util.HashMap;
+
+import android.content.Context;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.BaseAdapter;
+import android.widget.TextView;
+
+import com.RickBarrette.osj.forum.R;
+
+/**
+ * This adapter will be used to display topics to the user
+ * @author ricky barrette
+ */
+public class TopicAdapter extends BaseAdapter {
+	
+	class ViewHolder {
+		TextView title;
+	}
+
+	private LayoutInflater mInflater;
+	private Object[] mTopics;
+
+	/**
+	 * 
+	 * @author ricky barrette
+	 */
+	public TopicAdapter(final Context context, final Object[] topics) {
+		mInflater = LayoutInflater.from(context);
+		mTopics = topics;
+	}
+
+	/* (non-Javadoc)
+	 * @see android.widget.Adapter#getCount()
+	 */
+	@Override
+	public int getCount() {
+		if(mTopics != null)
+			return mTopics.length;
+		else
+			return 0;
+	}
+
+	/* (non-Javadoc)
+	 * @see android.widget.Adapter#getItem(int)
+	 */
+	@Override
+	public HashMap<?,?> getItem(int position) {
+		return (HashMap<?,?>) mTopics[position];
+	}
+
+	/* (non-Javadoc)
+	 * @see android.widget.Adapter#getItemId(int)
+	 */
+	@Override
+	public long getItemId(int position) {
+		return position;
+	}
+
+	/* (non-Javadoc)
+	 * @see android.widget.Adapter#getView(int, android.view.View, android.view.ViewGroup)
+	 */
+	@Override
+	public View getView(int position, View convertView, ViewGroup parent) {
+		// A ViewHolder keeps references to children views to avoid unnecessary
+		// calls to findViewById() on each row.
+		ViewHolder holder;
+
+		// When convertView is not null, we can reuse it directly, there is no
+		// need
+		// to reinflate it. We only inflate a new View when the convertView
+		// supplied
+		// by ListView is null.
+		if (convertView == null) {
+			convertView = mInflater.inflate(R.layout.forum_item, null);
+
+			// Creates a ViewHolder and store references to the two children
+			// views
+			// we want to bind data to.
+			holder = new ViewHolder();
+			holder.title = (TextView) convertView.findViewById(R.id.textView1);
+
+			convertView.setTag(holder);
+		} else
+			// Get the ViewHolder back to get fast access to the TextView
+			// and the ImageView.
+			holder = (ViewHolder) convertView.getTag();
+
+
+		/*
+		 * Bind the data efficiently with the holder. Remember that you should
+		 * always call setChecked() after calling setOnCheckedChangedListener.
+		 * This will prevent the list from changing the values on you.
+		 */
+		holder.title.setText(new String((byte[]) getItem(position).get("topic_title")));
+		return convertView;
+	}
+
+}