void OnLayoutUpdated(object sender, LayoutEventArgs e)
{
int toolbarHeight = 0;
if (_section.Items.Count <= 1)
{
toolbarHeight = 0;
}
else
{
toolbarHeight = _tabs.TargetView.MinimumHeight;
}
_tabs.TargetView.Move(e.Geometry.X, e.Geometry.Y);
_tabs.TargetView.Resize(e.Geometry.Width, toolbarHeight);
_currentContent?.Move(e.Geometry.X, e.Geometry.Y + toolbarHeight);
_currentContent?.Resize(e.Geometry.Width, e.Geometry.Height - toolbarHeight);
}
