Описание
Начать группировку целей сборки и вернуть выбранную BuildTargetGroup.

using UnityEditor;
public class BuildTargetGroupExample : EditorWindow
{
[MenuItem("Examples/Begin-End BuildTarget Grouping")]
static void Init()
{
BuildTargetGroupExample window =
(BuildTargetGroupExample)EditorWindow.GetWindow(typeof(BuildTargetGroupExample), true,
"My Custom Editor Window");
window.Show();
}
void OnGUI()
{
BuildTargetGroup selectedBuildTargetGroup = EditorGUILayout.BeginBuildTargetSelectionGrouping();
if (selectedBuildTargetGroup == BuildTargetGroup.Android)
{
EditorGUILayout.LabelField("Android specific things");
}
if (selectedBuildTargetGroup == BuildTargetGroup.Standalone)
{
EditorGUILayout.LabelField("Standalone specific things");
}
EditorGUILayout.EndBuildTargetSelectionGrouping();
}
}