void UpdateCurrentShellSection(ShellSection section)
{
_currentSection?.Hide();
if (section == null)
{
_currentSection = null;
return;
}
ShellSectionNavigation native = null;
if (_sectionToPage.ContainsKey(section))
{
native = _sectionToPage[section] as ShellSectionNavigation;
}
else
{
native = CreateShellSectionNavigation(_flyoutController, section);
_sectionToPage[section] = native;
Control.PackEnd(native);
}
_currentSection = native;
_currentSection.Show();
return;
}
public ShellNavBar(IFlyoutController flyoutController, ShellSectionNavigation shellSectionNavigation) : base(Forms.NativeParent)
{
_flyoutController = flyoutController;
_shellSectionNavigation = shellSectionNavigation;
_menu = new Native.Image(Forms.NativeParent);
_menu.Clicked += OnMenuClicked;
UpdateMenuIcon();
_menu.Show();
_title = new Native.Label(Forms.NativeParent)
{
FontSize = Device.Idiom == TargetIdiom.TV ? 60 : 23,
VerticalTextAlignment = Native.TextAlignment.Center,
TextColor = _backgroudColor,
FontAttributes = FontAttributes.Bold,
};
_title.Show();
BackgroundColor = _backgroudColor;
PackEnd(_menu);
PackEnd(_title);
LayoutUpdated += OnLayoutUpdated;
}