private void btnSetRole_Click(object sender, EventArgs e)
{
var roleForm = new RoleForm();
var setRole = new SetUserRoleForm();
roleForm.Hide();
setRole.Show();
}
private void SetUserRoleForm_FormClosed(object sender, FormClosedEventArgs e)
{
var mainForm = new MainForm();
var setRole = new SetUserRoleForm();
setRole.Hide();
mainForm.Show();
}