public DefaultTabHeaderPanel(ITabControl tabControl,
IVisualBootstrapper visualBootstrapper) :
base(visualBootstrapper)
{
_indicatorRect = new RenderRectangle();
_itemsControl = tabControl;
_tabsUsed = Size.Empty;
_indicatord = Size.Empty;
_indicator = new HorizontalRule(visualBootstrapper)
{
HorizontalAlignment = HorizontalAlignments.Left,
Background = visualBootstrapper.ColorPalette.Secondary
};
MarginProperty.AddTransition(_indicator, new ThicknessTransition(_indicator,
MarginProperty, TimeSpan.FromSeconds(0.3), TimeSpan.Zero, TransitionFunctionType.Ease));
WidthProperty.AddTransition(_indicator, new QuantifiedDoubleTransition(_indicator,
WidthProperty, TimeSpan.FromSeconds(0.3), TimeSpan.Zero, TransitionFunctionType.Ease));
_separator = new HorizontalRule(visualBootstrapper);
Background = visualBootstrapper.ColorPalette.Background;
var stackPanel = new UniformStackPanel(visualBootstrapper)
{
Orientation = Orientations.Horizontal
};
var sourcePropertyAccessor = visualBootstrapper.GetPropertyAccessor(
tabControl.GetType(), nameof(tabControl.TabItems));
var spBinding = new OneWayCollectionBinding(tabControl, nameof(tabControl.TabItems),
stackPanel, nameof(Children), null, sourcePropertyAccessor);
stackPanel.AddBinding(spBinding);
_scrollPanel = new ScrollPanel(visualBootstrapper)
{
Content = stackPanel,
ScrollMode = ScrollMode.Horizontal,
IsScrollWithMouseDrag = true,
VerticalAlignment = VerticalAlignments.Top
};
VerticalAlignment = VerticalAlignments.Top;
AddChildren(_scrollPanel, _indicator, _separator);
tabControl.PropertyChanged += OnTabPropertyChanged;
}
