WPF Command Line

Question

I am trying to create a WPF application that takes command line arguments. If no arguments are given, the main window should pop up. In cases of some specific command line a

Answer 1

First, find this attribute at the top of your App.xaml file and remove it:

StartupUri="Window1.xaml"

That means that the application won't automatically instantiate your main window and show it.

Next, override the OnStartup method in your App class to perform the logic:

protected override void OnStartup(StartupEventArgs e)
{
    base.OnStartup(e);

    if ( /* test command-line params */ )
    {
        /* do stuff without a GUI */
    }
    else
    {
        new Window1().ShowDialog();
    }
    this.Shutdown();
}