/// <summary>
/// Called when the Add Split button is pressed.
/// </summary>
private void addSplitButton_Click(object sender, EventArgs e)
{
SplitControl newSplit = new SplitControl(this, splitControls.Count + 1);
if (splitControls.Count > 0)
{
SplitControl control = (SplitControl)splitControls.Last();
newSplit.Location = control.Location.Add(spacing);
control.ToggleDown(true);
}
newSplit.ToggleUp(splitControls.Count > 0);
newSplit.ToggleDown(false);
splitControls.Add(newSplit);
UpdateCountLabel();
}