// /////////////////////////////////////////////////////////////////////////////////
// /////////////////////////////////////////////////////////////////////////////////
private void CalcMetrics(RadioGroupTemplate template)
{
itemsRect = this.LocalRect;
if (HasFrame)
{
itemsRect = Rect.Inflate(itemsRect, -1, -1);
}
int delta = itemsRect.Size.Height - Items.Count;
numberItemsDisplayed = Items.Count;
if (delta < 0)
{
numberItemsDisplayed += delta;
}
if (RadioOnLeft)
{
radioRect = new Rect(itemsRect.UpperLeft, new Size(1, 1));
labelRect = new Rect(radioRect.UpperRight.Shift(2, 0),
itemsRect.UpperRight);
}
else
{
radioRect = new Rect(itemsRect.UpperRight, new Size(1, 1));
labelRect = new Rect(itemsRect.UpperLeft,
radioRect.LowerLeft.Shift(-2, 0));
}
}
// /////////////////////////////////////////////////////////////////////////////////
#endregion
#region Constructors
// /////////////////////////////////////////////////////////////////////////////////
/// <summary>
/// Construct a RadioGroup from the specified templated.
/// </summary>
/// <param name="template"></param>
public RadioGroup(RadioGroupTemplate template)
: base(template)
{
HasFrame = template.HasFrameBorder;
if (Size.Width < 3 || Size.Height < 3)
{
HasFrame = false;
}
HilightWhenMouseOver = false;
HilightRadioMouseOver = template.HilightRadioMouseOver;
CanHaveKeyboardFocus = template.CanHaveKeyboardFocus;
LabelAlignment = template.LabelAlignment;
Items = template.Items;
mouseOverIndex = -1;
RadioOnLeft = template.RadioOnLeft;
CurrentSelected = template.InitialSelectedIndex;
if (CurrentSelected < 0 || CurrentSelected >= Items.Count)
{
CurrentSelected = 0;
}
CalcMetrics(template);
}
