//protected override void OnElementChanged(ElementChangedEventArgs<LabelApp> e)
//{
// base.OnElementChanged(e);
// if (e.OldElement != null || this.Element == null)
// return;
// if (e.OldElement != null)
// e.OldElement.PropertyChanged -= OnElementPropertyChanged;
// e.NewElement.PropertyChanged += NewElement_PropertyChanged;
// if (this.Control == null)
// {
// var yourTextView = new UITextView();
// yourTextView.Editable = false;
// yourTextView.DataDetectorTypes = UIDataDetectorType.All;
// yourTextView.BackgroundColor = Color.Transparent.ToUIColor();
// yourTextView.TintColor = Color.FromRgb(100, 100, 100).ToUIColor();
// //webView.SetWebChromeClient(new ChromeClient());
// SetNativeControl(yourTextView);
// if (!string.IsNullOrEmpty((e.NewElement as LabelApp).HtmlText))
// {
// var attr = new NSAttributedStringDocumentAttributes();
// var nsError = new NSError();
// attr.DocumentType = NSDocumentType.HTML;
// var myHtmlData = NSData.FromString((e.NewElement as LabelApp).HtmlText, NSStringEncoding.Unicode);
// this.Control.AttributedText = new NSAttributedString(myHtmlData, attr, ref nsError);
// //this.Control.Font = UIFont.FromName(iOS.Appearance.Instance.FontNameDefault, (nfloat)Math.Ceiling(e.NewElement.FontSize));
// }
// }
//}
void NewElement_PropertyChanged(object sender, PropertyChangedEventArgs e)
{
if (this.Element is LabelApp && this.Control != null)
{
LabelApp labelApp = this.Element as LabelApp;
if (e.PropertyName == nameof(Label.Text))
{
if (labelApp.UnderLine)
{
this.Control.AttributedText = new NSAttributedString(
this.Element.Text,
underlineStyle: NSUnderlineStyle.Single);
}
}
if (e.PropertyName == nameof(LabelApp.Lines))
{
if (labelApp.Lines > 0)
{
this.Control.Lines = labelApp.Lines;
}
}
//if (e.PropertyName == nameof(Label.Text))
//{
// var attr = new NSAttributedStringDocumentAttributes();
// var nsError = new NSError();
// attr.DocumentType = NSDocumentType.HTML;
// var myHtmlData = NSData.FromString((this.Element as LabelApp).HtmlText, NSStringEncoding.Unicode);
// this.Control.AttributedText = new NSAttributedString(myHtmlData, attr, ref nsError);
//}
}
}
protected override void OnElementChanged(ElementChangedEventArgs <Label> e)
{
base.OnElementChanged(e);
if (e.OldElement != null || this.Element == null)
{
return;
}
if (e.OldElement != null)
{
e.OldElement.PropertyChanged -= OnElementPropertyChanged;
}
e.NewElement.PropertyChanged += NewElement_PropertyChanged;
if (e.NewElement is LabelApp && this.Control != null)
{
LabelApp labelApp = (e.NewElement as LabelApp);
if (labelApp.UnderLine)
{
this.Control.AttributedText = new NSAttributedString(
e.NewElement.Text,
underlineStyle: NSUnderlineStyle.Single);
}
if (this.Element != null && (this.Element as LabelApp).Lines != -1 && Control != null)
{
Control.Lines = (this.Element as LabelApp).Lines;
Control.LineBreakMode = UIKit.UILineBreakMode.TailTruncation;
}
}
}
