private void button1_Click(Object sender, EventArgs e)
{
// Create a new instance of the Form2 class
hoofdmenu settingsForm = new hoofdmenu();
// Show the settings form
settingsForm.Show();
}
private void button1_Click(Object sender, EventArgs e)
{
hoofdmenu hoofdmenu = new hoofdmenu();
this.Hide(); //Hide the main form before showing the secondary
hoofdmenu.ShowDialog(); //Show secondary form, code execution stop until frm2 is closed
this.Show(); //When frm2 is closed, continue with the code (show main form)
}