Esempio n. 1
0
        private void FormLivro_FormClosing(object sender, FormClosingEventArgs e)
        {
            FormMDI fr = (FormMDI)this.MdiParent;

            fr.frLivro = null;
        }
Esempio n. 2
0
        private void FormProfessor_FormClosing(object sender, FormClosingEventArgs e)
        {
            FormMDI fr = (FormMDI)this.MdiParent;

            fr.frProfessor = null;
        }