// Opens an android date picker dialog and grabs the result using a callback.
using UnityEngine;
using System;
class ExampleClass : MonoBehaviour
{
private static DateTime selectedDate = DateTime.Now;
class DateCallback : AndroidJavaProxy
{
public DateCallback() : base("android.app.DatePickerDialog$OnDateSetListener") {}
void onDateSet(AndroidJavaObject view, int year, int monthOfYear, int dayOfMonth)
{
selectedDate = new DateTime(year, monthOfYear + 1, dayOfMonth);
// If you have no longer any uses for the object, it must be disposed to prevent a leak
view.Dispose();
}
}
void OnGUI()
{
if (GUI.Button(new Rect(15, 15, 450, 75), string.Format("{0:yyyy-MM-dd}", selectedDate)))
{
var activity = new AndroidJavaClass("com.unity3d.player.UnityPlayer").GetStatic<AndroidJavaObject>("currentActivity");
activity.Call("runOnUiThread", new AndroidJavaRunnable(() =>
{
new AndroidJavaObject("android.app.DatePickerDialog", activity, new DateCallback(), selectedDate.Year, selectedDate.Month - 1, selectedDate.Day).Call("show");
}));
}
}
}