Android Open Source - CATaZine-Live Ticker Widget Provider

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Back to project page CATaZine-Live.

License

The source code is released under:

GNU General Public License

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Java Source Code

package com.melegy.catazine.widget;
// w w w . ja  v  a  2 s . c o m
import android.app.PendingIntent;
import android.appwidget.AppWidgetManager;
import android.appwidget.AppWidgetProvider;
import android.content.ComponentName;
import android.content.Context;
import android.content.Intent;
import android.database.Cursor;
import android.widget.RemoteViews;

import com.melegy.catazine.R;
import com.melegy.catazine.activity.HomeActivity;
import com.melegy.catazine.provider.FeedData;

public class TickerWidgetProvider extends AppWidgetProvider {

    private static final String ALL_UNREAD_NUMBER = new StringBuilder("(SELECT COUNT(*) FROM ")
            .append(FeedData.EntryColumns.TABLE_NAME).append(" WHERE ")
            .append(FeedData.EntryColumns.IS_READ).append(" IS NULL)").toString();


    @Override
    public void onUpdate(Context context, AppWidgetManager appWidgetManager, int[] appWidgetIds) {
        RemoteViews widget = createWidgetView(context);
        for (int appWidgetId : appWidgetIds) {
            appWidgetManager.updateAppWidget(appWidgetId, widget);
        }
        super.onUpdate(context, appWidgetManager, appWidgetIds);
    }

    public static void updateWidget(Context context) {
        AppWidgetManager appWidgetManager = AppWidgetManager.getInstance(context);
        appWidgetManager.updateAppWidget(new ComponentName(context.getPackageName(), TickerWidgetProvider.class.getName()), createWidgetView(context));
    }

    static RemoteViews createWidgetView(Context context) {
        RemoteViews widget = new RemoteViews(context.getPackageName(), R.layout.ticker_widget);
        widget.setOnClickPendingIntent(R.id.feed_ticker_tap_area, PendingIntent.getActivity(context, 0, new Intent(context, HomeActivity.class), 0));

        Cursor unread = context.getContentResolver().query(FeedData.EntryColumns.CONTENT_URI, new String[]{ALL_UNREAD_NUMBER}, null, null, null);
        if (unread != null) {
            if (unread.moveToFirst()) {
                widget.setTextViewText(R.id.feed_ticker, String.valueOf(unread.getInt(0)));
            }
            unread.close();
        }

        return widget;
    }
}

Java Source Code List