public bool DoLayout(GUIStyle style)
{
// Creating Layout element
var id = GUIUtility.GetControlID(Label.GetHashCode(), FocusType.Keyboard);
if (Event.current.type == EventType.Used)
{
if (Drop.IsShowing(id))
{
Drop.Hide(id);
Drop.Update(id, Elements);
}
if (GUI.GetNameOfFocusedControl() == id.ToString())
{
GUI.FocusControl(null);
}
}
GUI.SetNextControlName(id.ToString());
if (style == null)
{
Value = EditorGUILayout.TextField(Label, Value);
}
else
{
Value = EditorGUILayout.TextField(Label, Value, style);
}
// Calculating dropdown scroll rect
var addressRect = GUILayoutUtility.GetLastRect();
var r = selected;
if (selected)
{
this.Elements.Clear();
selected = false;
this.Value = nextValue;
}
else
{
// If focused show
if ((Event.current.type == EventType.Repaint || Event.current.type == EventType.MouseMove) && GUI.GetNameOfFocusedControl() == id.ToString() &&
Elements != null && Elements.Count > 0)
{
if (!Drop.IsShowing(id))
{
Drop.ShowAt(id, addressRect, Elements, OnOptionSelected);
}
Drop.Update(id, Elements);
}
if (GUI.GetNameOfFocusedControl() != id.ToString() && Drop.IsShowing(id) || (Event.current.type == EventType.MouseDown && !addressRect.Contains(Event.current.mousePosition)))
{
Drop.Hide(id);
Drop.Update(id, Elements);
GUI.FocusControl(null);
}
}
return(r);
}