void OpenFileWindowSaveNodeNetwork(Window callingWindow)
{
FileWindow fileWindow = GuiManager.AddFileWindow();
fileWindow.SetToSave();
fileWindow.Filter = "Node Network Files (*.nntx)|*.nntx|XML files (*.xml)|*.xml";
fileWindow.OkClick += SaveNodeNetworkOk;
if (!string.IsNullOrEmpty(EditorData.LastLoadedFile))
{
string directory = FileManager.GetDirectory(EditorData.LastLoadedFile);
fileWindow.SetDirectory(directory);
}
}