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package cgeo.geocaching.apps;
import java.util.List;
import android.app.Activity;
import android.content.Context;
import android.content.Intent;
import android.content.pm.PackageManager;
import android.content.pm.ResolveInfo;
import cgeo.geocaching.cgSettings;
public abstract class AbstractApp implements App {
protected String packageName;
private String intent;
private String name;
protected AbstractApp(final String name, final String intent,
final String packageName) {
this.name = name;
this.intent = intent;
this.packageName = packageName;
}
protected AbstractApp(final String name, final String intent) {
this(name, intent, null);
}
protected Intent getLaunchIntent(Context context) {
if (packageName == null) {
return null;
}
PackageManager packageManager = context.getPackageManager();
Intent intent = packageManager.getLaunchIntentForPackage(packageName);
return intent;
}
public boolean isInstalled(final Context context) {
if (getLaunchIntent(context) != null) {
return true;
}
return isIntentAvailable(context, intent);
}
private static boolean isIntentAvailable(Context context, String action) {
final Intent intent = new Intent(action);
return isIntentAvailable(context, intent);
}
protected static boolean isIntentAvailable(Context context, Intent intent) {
final PackageManager packageManager = context.getPackageManager();
final List<ResolveInfo> list = packageManager.queryIntentActivities(
intent, PackageManager.MATCH_DEFAULT_ONLY);
return list.size() > 0;
}
@Override
public String getName() {
return name;
}
@Override
public int getId() {
return getName().hashCode();
}
protected static cgSettings getSettings(Activity activity) {
return new cgSettings(activity,
activity.getSharedPreferences(cgSettings.preferences, Context.MODE_PRIVATE));
}
}
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