Google: Except as otherwise noted, the content of this page is licensed under the Creative Commons Attribution 3.0 License, and code samples are licensed under the Apache 2.0 License. For details, see our Site Policies.

For more information about the code, see: http://www.cookiechoices.org/ 

For Android:



// This code works on Android API level 1 (Android 1.0) and up.
// Tested on the latest (at the moment) API level 19 (Android 4.4 KitKat).
// In the main activity of your app:

public class MainActivity extends Activity {


@Override public void onStart() { super.onStart(); final SharedPreferences settings =
getSharedPreferences("localPreferences", MODE_PRIVATE);
if (settings.getBoolean("isFirstRun", true)) { new AlertDialog.Builder(this)
.setMessage("Your message for visitors here")
.setNeutralButton("Close message", new OnClickListener() { @Override
public void onClick(DialogInterface dialog, int which) {
settings.edit().putBoolean("isFirstRun", false).commit();
} }).show(); } } }