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