--- android/Side9/src/dk/thoerup/side9/Side9WidgetProvider.java	2010/03/23 13:34:52	632
+++ android/Side9/src/dk/thoerup/side9/Side9WidgetProvider.java	2010/04/28 08:20:24	682
@@ -1,56 +1,111 @@
 package dk.thoerup.side9;
 
+import java.io.IOException;
 import java.net.URL;
 import java.net.URLConnection;
 
+import android.app.PendingIntent;
 import android.appwidget.AppWidgetManager;
 import android.appwidget.AppWidgetProvider;
 import android.content.Context;
+import android.content.Intent;
 import android.graphics.Bitmap;
 import android.graphics.BitmapFactory;
+import android.net.ConnectivityManager;
+import android.net.Uri;
 import android.util.Log;
 import android.widget.RemoteViews;
 
 public class Side9WidgetProvider extends AppWidgetProvider  {
 	
+	
+	//The data needs to be static, since BroadcastReceivers (which WidgetProviders extends) are only valid during onReceive()
+	private static Side9Data usedData;
+	
+	public Side9WidgetProvider() {
+		Log.i("Side9Pigen", "WidgetProvider constructor called");
+	}
+	
+	private void setImage(Context context, AppWidgetManager appWidgetManager, int[] appWidgetIds, Bitmap image) {
+        // Perform this loop procedure for each App Widget that belongs to this provider
+		final int N = appWidgetIds.length; 
+        for (int i=0; i<N; i++) {
+            int appWidgetId = appWidgetIds[i];
+            		            
+            RemoteViews views = new RemoteViews(context.getPackageName(), R.layout.side9widget);
+            		            
+            if (image != null) {
+            	views.setImageViewBitmap(R.id.side9picture, image);
+            } else {
+            	views.setImageViewResource(R.id.side9picture, R.drawable.side9logo);
+            }
+            //views.setTextViewText(R.id.caption, newData.caption);
+            
+            
+            // Launch a browser when user clicks on the image
+            Intent viewIntent = new Intent(Intent.ACTION_VIEW, Uri.parse(Side9Xml.BASEURL));
+            viewIntent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
+            PendingIntent pending = PendingIntent.getActivity(context, 0, viewIntent, Intent.FLAG_ACTIVITY_NEW_TASK);		            
+            views.setOnClickPendingIntent(R.id.side9picture, pending);		            
+            
+            // Tell the AppWidgetManager to perform an update on the current App Widget
+            appWidgetManager.updateAppWidget(appWidgetId, views);
+            
+            Log.i("Side9Pigen", "done " + appWidgetId);
+        }	
+	}
 		
 	@Override
 	public void onUpdate(Context context, AppWidgetManager appWidgetManager, int[] appWidgetIds) {
 		super.onUpdate(context, appWidgetManager, appWidgetIds);
 		
-		final int N = appWidgetIds.length; //
 		
-		Log.e("onUpdate", "onUpdate");
 		
+		Log.e("Side9Pigen", "onUpdate:");
+		
+		ConnectivityManager connMgr = (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE);
+		if (connMgr.getBackgroundDataSetting() == false)
+		{
+			Log.i("Side9Pigen", "background data disabled");
+			return;
+		}
 		
         try {
-        	Side9Xml dataSource = new Side9Xml();
-        	Side9Data data = dataSource.loadXml();
+        	Side9Data newData = Side9Xml.loadXml();
         	
+        	if (! newData.equals(usedData)) {
+        		
+        		
+        		Log.i("Side9Pigen", "(Re)loading image:" + newData.url);
+	        		        	
+		        URL imgUrl = new URL( newData.url );	        
+		        
+		        URLConnection conn = imgUrl.openConnection();
+		        Bitmap image = BitmapFactory.decodeStream( conn.getInputStream() );
+		        
+		        setImage(context,appWidgetManager,appWidgetIds, image);
+		        
+		        usedData = newData; // if we made it to here without exceptions, save the new data
+		        
+        	} // endif
+
         	
-	        URL imgUrl = new URL( data.url );
-	        
-	        URLConnection conn = imgUrl.openConnection();
-	        Bitmap image = BitmapFactory.decodeStream( conn.getInputStream() );
-	
-	        // Perform this loop procedure for each App Widget that belongs to this provider
-	        for (int i=0; i<N; i++) {
-	            int appWidgetId = appWidgetIds[i];
-	            
-	            
-	            
-	            RemoteViews views = new RemoteViews(context.getPackageName(), R.layout.side9widget);
-	            
-	            
-	            views.setImageViewBitmap(R.id.side9picture, image);
-	            
-	            // Tell the AppWidgetManager to perform an update on the current App Widget
-	            appWidgetManager.updateAppWidget(appWidgetId, views);
-	
-	        }
         } catch (Exception e) {
-        	Log.e("UPDATE", "UPDATE", e);
+        	Log.e("Side9Pigen", "update failed", e);
+        	
+        	if (usedData == null) {
+        		setImage(context,appWidgetManager,appWidgetIds, null);
+        	}
         }
 	}
 
+	
+	//Called when the last widget is removed/disabled
+	@Override
+	public void onDisabled(Context context) {
+		super.onDisabled(context);
+		
+		usedData = null; //free memory
+	}
+
 }