private void ReleaseNotesBrowser_Navigated(object sender, NavigationEventArgs e)
{
if (!_hasFinishedNavigatingToAboutBlank)
{
ReleaseNotesBrowser.NavigateToString(_notes);
_hasFinishedNavigatingToAboutBlank = true;
}
}
private void ReleaseNotesBrowser_Loaded(object sender, RoutedEventArgs e)
{
// see https://stackoverflow.com/a/15209861/3938401
ReleaseNotesBrowser.Loaded -= ReleaseNotesBrowser_Loaded;
ReleaseNotesBrowser.Dispatcher.Invoke(() =>
{
ReleaseNotesBrowser.NavigateToString("about:blank");
});
}
/// <summary>
/// Show the release notes to the end user. Release notes should be in HTML.
///
/// There is some bizarre thing where the WPF browser doesn't navigate to the release notes unless you successfully navigate to
/// about:blank first. I don't know why. I feel like this is a Terrible Bad Fix, but...it works for now...
/// </summary>
/// <param name="htmlNotes">The HTML notes to show to the end user</param>
public void ShowReleaseNotes(string htmlNotes)
{
_notes = htmlNotes;
ReleaseNotesBrowser.Dispatcher.Invoke(() =>
{
if (ReleaseNotesBrowser.IsLoaded)
{
if (_hasFinishedNavigatingToAboutBlank)
{
ReleaseNotesBrowser.NavigateToString(_notes);
}
// else will catch up when navigating to about:blank is done
}
else
{
// don't do anything until the web browser is loaded
ReleaseNotesBrowser.Loaded += ReleaseNotesBrowser_Loaded;
}
});
}
