private void WebViewControlWithJavaError_Loaded(object sender, RoutedEventArgs e)
{
var sampleHTML = @"
<html>
<head>
<title></title>
</head>
<body>
<p><br />This is a WKWebView</p>
<p><br />Basic alert:</p>
<button onclick='basicAlert()'>Tap Me</button>
<p><br />Confirmation alert:</p>
<button onclick='confirmationAlert()'>Tap Me</button>
<p id='confirmResult'></p>
<p><br />Prompt alert:</p>
<button onclick='promptAlert()'>Tap Me</button>
<p id='promptResult'></p>
<script>
function basicAlert() {
alert('Hello, World!');
}
function confirmationAlert() {
var resultString;
var result = confirm('Are you sure?');
if (result == true) {
resultString = 'You tapped OK!';
} else {
resultString = 'You tapped Cancel!';
}
document.getElementById('confirmResult').innerHTML = resultString;
}
function promptAlert() {
var result = prompt('Enter some text','Placeholder Text');
if (result != null) {
document.getElementById('promptResult').innerHTML = 'You wrote: ' + result;
}
}
</script>
</body>
</html>";
MyWebView.NavigateToString(sampleHTML);
}
/// <summary>
/// Вызывается перед отображением этой страницы во фрейме.
/// </summary>
/// <param name="e">Данные события, описывающие, каким образом была достигнута эта страница.
/// Этот параметр обычно используется для настройки страницы.</param>
protected override void OnNavigatedTo(NavigationEventArgs e)
{
var uri = new System.Uri("ms-appx:///" + App.CurrentWebPage + ".html", UriKind.Absolute);
var sfile = Windows.Storage.StorageFile.GetFileFromApplicationUriAsync(uri);
sfile.Completed += (w, s) =>
{
StorageFile file = sfile.GetResults();
var reader = file.OpenReadAsync();
reader.Completed += async(a, b) =>
{
var re = reader.GetResults();
StreamReader r = new StreamReader(re.AsStreamForRead());
await Windows.ApplicationModel.Core.CoreApplication.MainView.CoreWindow.Dispatcher.RunAsync(CoreDispatcherPriority.Normal, async() =>
{
MyWebView.NavigateToString(r.ReadToEnd());
});
};
};
}
/// <summary>
/// The methods provided in this section are simply used to allow
/// NavigationHelper to respond to the page's navigation methods.
/// <para>
/// Page specific logic should be placed in event handlers for the
/// <see cref="NavigationHelper.LoadState"/>
/// and <see cref="NavigationHelper.SaveState"/>.
/// The navigation parameter is available in the LoadState method
/// in addition to page state preserved during an earlier session.
/// </para>
/// </summary>
/// <param name="e">Provides data for navigation methods and event
/// handlers that cannot cancel the navigation request.</param>
protected override void OnNavigatedTo(NavigationEventArgs e)
{
SyndicationItem syndItemdataContext = (SyndicationItem)e.Parameter;
this.DataContext = syndItemdataContext;
string display = "no content";
Uri uri = new Uri(syndItemdataContext.Id.ToString());
if (display == "no content")
{
display = syndItemdataContext.Summary.Text;
MyWebView.NavigateToString(display);
}
else if (syndItemdataContext.Id != null)
{
MyWebView.Navigate(uri);
}
this.navigationHelper.OnNavigatedTo(e);
}
