public FeedbackView()
{
var webView = new WebView()
{
HorizontalOptions = LayoutOptions.Fill,
VerticalOptions = LayoutOptions.Fill,
Source = Config.FeedbackUrl,
};
var spinner = new ActivityIndicator()
{
HorizontalOptions = LayoutOptions.Center,
IsRunning = true,
};
var lbl = new Label()
{
HorizontalOptions = LayoutOptions.Center,
VerticalOptions = LayoutOptions.Center,
Text = "Laster",
};
var retry = new Label()
{
HorizontalOptions = LayoutOptions.Center,
VerticalOptions = LayoutOptions.Center,
HorizontalTextAlignment = TextAlignment.Center,
VerticalTextAlignment = TextAlignment.Center,
IsVisible = false,
FormattedText = new FormattedString()
{
Spans =
{
new Span()
{
Text = "\u21BB",
FontSize = Sizes.TextLarge,
},
new Span()
{
Text = "\nPrøv igjen",
},
}
}
};
retry.AddTouch(async(sender, args) =>
{
if (!spinner.IsRunning)
{
spinner.IsRunning = true;
lbl.Text = "Laster";
retry.IsVisible = false;
await Task.Delay(1000);
webView.Reload();
}
});
var overlay = new StackLayout()
{
HorizontalOptions = LayoutOptions.Center,
VerticalOptions = LayoutOptions.Center,
Children =
{
spinner,
lbl,
retry,
}
};
webView.Navigated += (sender, args) =>
{
switch (args.Result)
{
case WebNavigationResult.Success:
overlay.IsVisible = false;
webView.IsVisible = true;
break;
case WebNavigationResult.Cancel:
case WebNavigationResult.Timeout:
case WebNavigationResult.Failure:
lbl.Text = "Nettverksproblem";
spinner.IsRunning = false;
webView.IsVisible = false;
retry.IsVisible = true;
break;
default:
break;
}
};
Content = new Grid()
{
HorizontalOptions = LayoutOptions.Fill,
VerticalOptions = LayoutOptions.Fill,
Children =
{
webView,
overlay
}
};
}
