public override Size MeasureSize(object sender, RibbonElementMeasureSizeEventArgs e)
{
if (e.SizeMode == RibbonElementSizeMode.DropDown)
{
if (string.IsNullOrEmpty(Text))
{
return new Size(1, 1);
}
var sz = e.Graphics.MeasureString(Text, new Font(Owner.Font, FontStyle.Bold)).ToSize();
SetLastMeasuredSize(new Size(sz.Width + Owner.ItemMargin.Horizontal,
sz.Height + Owner.ItemMargin.Vertical));
}
else
{
SetLastMeasuredSize(new Size(2,
OwnerPanel.ContentBounds.Height - Owner.ItemPadding.Vertical -
Owner.ItemMargin.Vertical));
}
return LastMeasuredSize;
}
public override Size MeasureSize(object sender, RibbonElementMeasureSizeEventArgs e)
{
///For RibbonItemGroup, size is always compact, and it's designed to be on an horizontal flow
///tab panel.
///
int minWidth = 16;
int widthSum = 0;
int maxHeight = 16;
foreach (RibbonItem item in Items)
{
Size s = item.MeasureSize(this, new RibbonElementMeasureSizeEventArgs(e.Graphics, RibbonElementSizeMode.Compact));
widthSum += s.Width + 1;
maxHeight = Math.Max(maxHeight, s.Height);
}
widthSum -= 1;
widthSum = Math.Max(widthSum, minWidth);
if (Site != null && Site.DesignMode)
{
widthSum += 10;
}
Size result = new Size(widthSum, maxHeight);
SetLastMeasuredSize(result);
return result;
}