Android Open Source - blokish App Rater

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License

The source code is released under:

GNU General Public License

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Java Source Code

package org.scoutant.blokish;
//from  w  ww . j  a va  2  s  . c  o m
import android.content.Context;
import android.content.SharedPreferences;

public class AppRater {
    private final static int DAYS_UNTIL_PROMPT = 3;
    private final static int LAUNCHES_UNTIL_PROMPT = 8;

    public static void app_launched(Context context) {
        SharedPreferences prefs = context.getSharedPreferences("apprater", 0);
        if (prefs.getBoolean("dontshowagain", false)) { return; }
        
        SharedPreferences.Editor editor = prefs.edit();
        
        // Increment launch counter
        long launch_count = prefs.getLong("launch_count", 0) + 1;
        editor.putLong("launch_count", launch_count);

        // Get date of first launch
        Long date_firstLaunch = prefs.getLong("date_firstlaunch", 0);
        if (date_firstLaunch == 0) {
            date_firstLaunch = System.currentTimeMillis();
            editor.putLong("date_firstlaunch", date_firstLaunch);
        }
        
        // Wait at least n days before opening
        if (launch_count >= LAUNCHES_UNTIL_PROMPT) {
            if (System.currentTimeMillis() >= date_firstLaunch + (DAYS_UNTIL_PROMPT * 24 * 60 * 60 * 1000)) {
                new RateDialog(context).show();
            }
        }
        
        editor.commit();
    }   
}

Java Source Code List