/// <summary>
/// Used to register a control as a calculation object in this CalcQuick instance.
/// </summary>
/// <param name="c">The control to register.</param>
/// <remarks>
/// To reference this calculation object from another calculation in this CalcQuick
/// object, you use the Control.Name string. The value of this calculation object is
/// bound to the Control.Text property.
/// </remarks>
protected virtual void RegisterControl(Control c)
{
////Subscribe once.
if (this.NameToControlMap.Count == 0)
{
this.ValueSet += new QuickValueSetEventHandler(CalcQuickValueSet);
}
if (this.ControlModifiedFlags.ContainsKey(c) ||
this.NameToControlMap.ContainsKey(c.Name))
{
throw new ArgumentException(string.Format(this.Engine.FormulaErrorStrings[this.Engine.already_registered], c.Name));
}
this.ControlModifiedFlags.Add(c, false);
NameToControlMap.Add(c.Name.ToUpper(), c);
if (c.GetType() == typeof(ComboBox))
{
//There we will raise the textchanged event of the combobox
(c as ComboBox).SelectionChanged += new SelectionChangedEventHandler(CalcQuick_SelectionChanged);
}
else if (c.GetType() == typeof(TextBox))
{
//There we will raise the textchanged event of the combobox
(c as TextBox).TextChanged += new TextChangedEventHandler(tb_TextChanged);
}
c.MouseLeave += new MouseEventHandler(CalcQuick_MouseLeave);
}
////Used to autoset the value back to the control.
private void CalcQuickValueSet(object sender, QuickValueSetEventArgs e)
{
if (NameToControlMap.ContainsKey(e.Key))
{
Control c = this.NameToControlMap[e.Key] as Control;
if (c.GetType() == typeof(TextBox))
{
(c as TextBox).Text = e.Value;
}
else if (c.GetType() == typeof(ComboBox))
{
(c as ComboBox).Text = e.Value;
}
}
}
