private void UpdatePermissionsFunc(string str)
        {
            if(str == "аналитик")
            {
                iconButtonAction.Show();
                iconButtonChooseVector.Show();
                iconButtonGraphs.Show();
                iconButtonServices.Show();
                iconButtonChat.Show();
                titleChild.Text = "Направления";
                Form eventsForm = new ChooseEvent();
                openChildForm(eventsForm);
            }
            else
            {
                iconButtonChat.Show();
                iconButtonAction.Hide();
                iconButtonChooseVector.Hide();
                iconButtonGraphs.Hide();
            }

            signoutButton.Show();
            iconButtonMain.Hide();
        }
 private void iconButtonChooseVector_Click(object sender, EventArgs e)
 {
     titleChild.Text = "Направления";
     Form eventsForm = new ChooseEvent();
     openChildForm(eventsForm);
 }