private View TabItem(string title, ImageSource iconActive, ImageSource iconInactive, HomeViewModel.View view)
{
var iconSize = Sizes.Title;
var iconNotSelected = new SvgCachedImage
{
Scale = Sizes.TabIconScale,
Source = iconInactive,
Aspect = Aspect.AspectFit,
};
Utils.Accessibility.Unused(iconNotSelected);
iconNotSelected.SetBinding(IsVisibleProperty, nameof(ViewModel.CurrentView),
converter: new ValueConverterGroup()
{
new ViewToBooleanConverter(view),
new InvertedBooleanConverter(),
});
var iconSelected = new SvgCachedImage
{
Scale = Sizes.TabIconScale,
Source = iconActive,
Aspect = Aspect.AspectFit,
IsVisible = false,
};
Utils.Accessibility.Unused(iconSelected);
iconSelected.SetBinding(IsVisibleProperty, nameof(ViewModel.CurrentView),
converter: new ViewToBooleanConverter(view));
var lblTab = new Label
{
HorizontalOptions = LayoutOptions.Center,
FontSize = Sizes.TextMicro,
TextColor = Colors.TabPanelForeground,
Margin = new Thickness(-20, 0),
MaxLines = 1,
LineBreakMode = LineBreakMode.NoWrap,
Text = title,
};
Utils.Accessibility.Unused(lblTab);
lblTab.SetBinding(Label.TextColorProperty, nameof(ViewModel.CurrentView),
converter: new ValueConverterGroup()
{
new ViewToBooleanConverter(view),
new BooleanToColorConverter(Colors.TextSpecial, Colors.TabPanelForeground),
});
var layout = new Grid()
{
HorizontalOptions = LayoutOptions.Fill,
VerticalOptions = LayoutOptions.Center,
Padding = new Thickness(0, 14f),
RowSpacing = 2f,
RowDefinitions = new RowDefinitionCollection()
{
new RowDefinition()
{
Height = iconSize
},
new RowDefinition()
{
Height = GridLength.Auto
},
},
Children =
{
{ iconNotSelected, 0, 0 },
{ iconSelected, 0, 0 },
{ lblTab, 0, 1 },
}
};
layout.AddTouchCommand(new Binding(nameof(HomeViewModel.ChangeView)), view);
Utils.Accessibility.InUse(layout, title, $"Velger {title}");
return(layout);
}
public ViewToBooleanConverter(HomeViewModel.View trueView)
{
_trueView = trueView;
}