/// <summary>
/// Construct a CheckBox instance from the given template.
/// </summary>
/// <param name="template"></param>
public CheckBox(CheckBoxTemplate template)
: base(template)
{
HasFrame = template.HasFrameBorder;
if (Size.Height < 3 || Size.Width < 3)
{
HasFrame = false;
}
HilightWhenMouseOver = template.HilightWhenMouseOver;
CanHaveKeyboardFocus = template.CanHaveKeyboardFocus;
this.Label = template.Label;
if (Label == null)
{
Label = "";
}
this.CheckOnLeft = template.CheckOnLeft;
this.LabelAlignment = template.LabelAlignment;
this.VerticalAlign = template.VerticalAlign;
CalcMetrics(template);
}
private void CalcMetrics(CheckBoxTemplate template)
{
Rectangle inner = this.LocalRect;
if (template.HasFrameBorder && template.CalculateSize().Height >= 3)
{
inner = inner.Inflate(-1, -1);
}
int checkX;
if (CheckOnLeft)
{
checkX = inner.Left;
_labelRect = new Rectangle(inner.TopLeft.Shift(1, 0),
inner.BottomRight.Shift(-1, -1));
}
else
{
checkX = inner.Right - 1;
_labelRect = new Rectangle(inner.TopLeft,
inner.BottomRight.Shift(-2, -1));
}
if (_labelRect.Size.Width < 1)
{
Label = "";
}
switch (VerticalAlign)
{
case VerticalAlignment.Bottom:
_checkPos = new Point(checkX, _labelRect.Bottom - 1);
break;
case VerticalAlignment.Center:
_checkPos = new Point(checkX, _labelRect.Center.Y);
break;
case VerticalAlignment.Top:
_checkPos = new Point(checkX, _labelRect.Top);
break;
}
}
