protected override void OnElementChanged(ElementChangedEventArgs <ImageButton> e)
{
if (Control == null)
{
SetNativeControl(new Box(Forms.NativeParent));
Control.SetLayoutCallback(OnLayout);
_round = new Native.RoundRectangle(Forms.NativeParent);
_round.Show();
_border = new Native.BorderRectangle(Forms.NativeParent);
_border.Show();
_image = new Native.Image(Forms.NativeParent);
_image.Show();
_button = new EButton(Forms.NativeParent)
{
Style = "transparent"
};
_button.Clicked += OnClicked;
_button.Pressed += OnPressed;
_button.Released += OnReleased;
_button.Show();
Control.PackEnd(_round);
Control.PackEnd(_image);
Control.PackEnd(_border);
Control.PackEnd(_button);
}
base.OnElementChanged(e);
}
EvasObject GetContent(object data, string part)
{
ShellSection section = data as ShellSection;
var box = new Native.Box(Forms.NativeParent);
box.Show();
var icon = new Native.Image(Forms.NativeParent)
{
MinimumWidth = Forms.ConvertToScaledPixel(44),
MinimumHeight = Forms.ConvertToScaledPixel(27)
};
var task = icon.LoadFromImageSourceAsync(section.Icon);
icon.Show();
var title = new Native.Label(Forms.NativeParent)
{
Text = section.Title,
FontSize = Forms.ConvertToEflFontPoint(14),
HorizontalTextAlignment = Native.TextAlignment.Start,
VerticalTextAlignment = Native.TextAlignment.Center
};
title.Show();
box.PackEnd(icon);
box.PackEnd(title);
box.LayoutUpdated += (object sender, LayoutEventArgs e) =>
{
icon.Move(e.Geometry.X + _iconPadding, e.Geometry.Y + _iconPadding);
icon.Resize(_iconSize, _iconSize);
title.Move(e.Geometry.X + 2 * _iconPadding + _iconSize, e.Geometry.Y);
title.Resize(e.Geometry.Width - (2 * _iconPadding + _iconSize), e.Geometry.Height);
};
box.MinimumHeight = _cellHeight;
return(box);
}
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;
}