private void DrawSoundSetElement(Rect rect, int index, bool isActive, bool isFocused)
{
string textureName = soundsSets.GetPropertyOfIndex(index, "TextureName").stringValue;
Object soundsSet = soundsSets.GetPropertyOfIndex(index, "soundsSet").objectReferenceValue;
soundsSets.GetPropertyOfIndex(index, "soundsSet").objectReferenceValue =
EditorGUI.ObjectField(GUIArea.ProgressLine(ref rect), textureName, soundsSet, typeof(ControllerSoundStates), false);
}