private void InFileToolStripMenuItem_Click(object sender, EventArgs e)
{
if (DisplayFromDB == null)
{
DisplayFromFile = new DisplayAllFromFile();
DisplayFromFile.MdiParent = this;
DisplayFromFile.FormClosed += DisplayFromFile_FormClosed;;
DisplayFromFile.Show();
}
else
{
DisplayFromFile.Activate();
}
}
private void DisplayFromFile_FormClosed(object sender, FormClosedEventArgs e)
{
DisplayFromFile = null;
}
