private void AddNewContent(string filePath)
{
var pluginManager = new PluginManager(filePath);
var instrumentViewer = new InstrumentViewer();
foreach (string item in pluginManager.GetNewContent())
{
instrumentViewer.AddItem(_path, item);
}
var windowFactory = new WindowFactory();
windowFactory.ReinitializeComboBox(_comboBox, _path);
}