private void gestiónDeCursosToolStripMenuItem_Click(object sender, EventArgs e)
{
if (frmcourse == null)
{
frmcourse = new frmCoursesManager();
frmcourse.FormClosing += fManage_Closingfrm;
frmcourse.MdiParent = this;
cambiarEstado(State.Modify);
}
frmcourse.enable_Report(false);
frmcourse.Visible = true;
}
public void fManage_Closingfrm(object sender, FormClosingEventArgs e)
{
frmcourse = null;
frmcoursehistory = null;
frmprofessor = null;
frmstudentconsult = null;
frmstudent = null;
frminterns = null;
frmweekavailability = null;
frmpw = null;
cambiarEstado(State.New);
}