Command::DTE Property

public void CodeExample(DTE2 dte, AddIn addin)
{
    try
    {
        // Show number of commands in Commands collection.
        MessageBox.Show(dte.Commands.Count.ToString());
        // Return the Commands collection for the application.
        Commands cmdsColl = dte.Commands;
        // Return a Command object.
        Command cmdObj = cmdsColl.Item("File.NewFile", cmdsColl.Count);
        // Show the full name of Command object's application object.
        MessageBox.Show(cmdObj.DTE.FullName);
        // Display the Command object's name.
        MessageBox.Show(cmdObj.Name);
        // Display whether the Command object's containing collection
        // is the same as the application object's Commands collection.
        string message;
        if (cmdsColl.Equals(cmdObj.Collection))
            message = "Same collection!";
        else
            message = "Different collection!";
        MessageBox.Show(message);
    }
    catch(Exception ex)
    {
        MessageBox.Show(ex.Message);
    }
}