private void UpdateFirstAndLast()
{
int count = base.InternalChildren.Count;
int num = base.InternalChildren.Count - 1;
for (int i = 0; i < count; i++)
{
SingleRowTabPanel.SetIsFirst(base.InternalChildren[i], i == 0);
SingleRowTabPanel.SetIsLast(base.InternalChildren[i], i == num);
}
}
protected override Size ArrangeOverride(Size finalSize)
{
double width = 0;
foreach (UIElement internalChild in base.InternalChildren)
{
Size calculatedTabSize = SingleRowTabPanel.GetCalculatedTabSize(internalChild);
internalChild.Arrange(new Rect(width, 0, calculatedTabSize.Width, calculatedTabSize.Height));
width = width + calculatedTabSize.Width;
}
return(finalSize);
}
protected override Size MeasureOverride(Size availableSize)
{
double num;
double num1;
this.UpdateFirstAndLast();
double num2 = 0;
double width = 0;
List <double> nums = new List <double>();
foreach (UIElement internalChild in base.InternalChildren)
{
internalChild.Measure(availableSize);
Size desiredSize = internalChild.DesiredSize;
SingleRowTabPanel.SetCalculatedTabSize(internalChild, desiredSize);
num2 = Math.Max(num2, desiredSize.Height);
nums.Add(desiredSize.Width);
width = width + desiredSize.Width;
}
num2 = Math.Min(availableSize.Height, num2);
if (width <= availableSize.Width)
{
return(new Size(width, num2));
}
SingleRowTabPanel.CalculateTruncationThreshold(nums, width - availableSize.Width, out num, out num1);
foreach (UIElement uIElement in base.InternalChildren)
{
Size size = uIElement.DesiredSize;
double width1 = size.Width;
double minimumWidth = SingleRowTabPanel.GetMinimumWidth(uIElement);
if (width1 >= num)
{
width1 = Math.Max(minimumWidth, num1);
}
Size size1 = new Size(width1, size.Height);
SingleRowTabPanel.SetCalculatedTabSize(uIElement, size1);
uIElement.Measure(size1);
}
return(new Size(availableSize.Width, num2));
}