/// <summary>
/// Sets the content of the size to.
/// </summary>
/// <param name="element">The element.</param>
/// <param name="value">if set to <c>true</c> [value].</param>
public static void SetSizeToContent(DependencyObject element, bool value)
{
bool oldValue = WebViewService.GetSizeToContent(element);
element.ThrowIfNull(nameof(element)).SetValue(WebViewService.SizeToContentProperty, value);
if (!oldValue && value)
{
WebView view = (WebView)element;
view.NavigationCompleted += async(s, e) =>
{
if (e.IsSuccess)
{
string heightString = await view.InvokeScriptAsync("eval", new[] { "document.body.scrollHeight.toString()" });
int height;
if (int.TryParse(heightString, out height))
{
view.Height = height;
}
string widthString = await view.InvokeScriptAsync("eval", new[] { "document.body.scrollWidth.toString()" });
int width;
if (int.TryParse(widthString, out width))
{
view.Width = width;
}
}
};
}
}
/// <summary>
/// Sets the HTML.
/// </summary>
/// <param name="element">The element.</param>
/// <param name="html">The HTML.</param>
public static void SetHtml(DependencyObject element, string html)
{
string oldHtml = WebViewService.GetHtml(element);
element.SetValue(WebViewService.HtmlProperty, html);
if (string.IsNullOrEmpty(oldHtml) && !string.IsNullOrEmpty(html))
{
WebView view = (WebView)element.ThrowIfNull(nameof(element));
view.Loaded += (s, e) => view.NavigateToString(html);
}
}
