private void checkBox1_CheckedChanged(object sender, EventArgs e)
{
Form childForm = this.ActiveMdiChild;
graph_frame castForm = (graph_frame)childForm;
castForm.showMovingAverage();
}
private void movingAverageToolStripMenuItem_Click(object sender, EventArgs e)
{
Form childForm = this.ActiveMdiChild;
graph_frame castForm = (graph_frame)childForm;
if (movingAverageToolStripMenuItem.Checked)
{
castForm.showMovingAverage();
}
else
{
castForm.hideMovingAverage();
}
}