private void 학생관리ToolStripMenuItem_Click(object sender, EventArgs e)
{
frmStudent frm = new frmStudent();
frm.MdiParent = this;
frm.Show();
frm.Activate();
}
private void 학생관리ToolStripMenuItem_Click(object sender, EventArgs e)
{
frmStudent frm = frmStudent.CreateStudentForm();
frm.MdiParent = this;
frm.WindowState = FormWindowState.Maximized;
frm.Show();
frm.Activate();
}
private void 학생관리ToolStripMenuItem_Click(object sender, EventArgs e)
{
if (studentFrm == null)
{
studentFrm = new frmStudent();
studentFrm.MdiParent = this;
studentFrm.Show(); // Load => Shown => Activate
}
else
{
studentFrm.Activate(); // Activate
}
}