private IBindableApplicationBarItem CreateButtonItemFromTemplate(object item)
{
if (ButtonItemTemplate == null)
{
return(null);
}
var content = (IBindableApplicationBarItem)ButtonItemTemplate.LoadContent();
if (content == null)
{
throw new InvalidOperationException(
"BindableApplicationBar cannot use the ButtonItemsSource property without a valid ButtonTemplate");
}
content.DataContext = item;
return(content);
}
/// <summary>
/// Loads the current module.
/// </summary>
protected override bool LoadInternal()
{
var template = new ButtonItemTemplate();
BindingServiceProvider
.ResourceResolver
.AddObject("buttonTemplate", new BindingResourceObject(template), true);
//Registering attached property
IBindingMemberProvider memberProvider = BindingServiceProvider.MemberProvider;
memberProvider.Register(AttachedBindingMember.CreateAutoProperty <Label, string>("TextExt",
TextExtMemberChanged, TextExtMemberAttached, TextExtGetDefaultValue));
memberProvider.Register(AttachedBindingMember.CreateMember <Label, string>("FormattedText",
GetFormattedTextValue, SetFormattedTextValue, ObserveFormattedTextValue));
return(true);
}
