private void TreeViewArea(Rect treeViewRect)
{
int controlID = GUIUtility.GetControlID("Tree".GetHashCode(), FocusType.Keyboard);
GUIUtility.keyboardControl = controlID;
if (this.m_TreeView.data.GetVisibleRows().Count > 0)
{
this.m_TreeView.OnGUI(treeViewRect, controlID);
}
else
{
EditorGUI.BeginDisabledGroup(true);
GUILayout.BeginHorizontal(new GUILayoutOption[0]);
GUILayout.FlexibleSpace();
GUILayout.Label(GUIContent.Temp("No Audio Mixers available"), new GUILayoutOption[0]);
GUILayout.FlexibleSpace();
EditorGUI.EndDisabledGroup();
}
}