public HtmlElement(string cellKey)
{
Key = new NSString(cellKey);
WebView = new UIWebView();
WebView.ScrollView.ScrollEnabled = false;
WebView.ScalesPageToFit = true;
WebView.ScrollView.Bounces = false;
WebView.ShouldStartLoad = (w, r, n) => ShouldStartLoad(r, n);
WebView.LoadFinished += (sender, e) =>
{
_height = WebView.SizeThatFits(CGSize.Empty).Height;
if (HeightChanged != null)
{
HeightChanged(_height);
}
};
HeightChanged = (x) => {
var root = this.GetRootElement();
if (root != null)
{
root.Reload(this);
}
};
}
public static UIImage GetImageFromWebPage(UIWebView webPage, LoadingView lv)
{
var oldFrame = webPage.Frame;
try
{
lv.Show();
var frame = webPage.Frame;
var fittingSize = webPage.SizeThatFits(new SizeF());
frame.Size = fittingSize;
webPage.Frame = frame;
UIGraphics.BeginImageContext(new SizeF(webPage.Bounds.Width, webPage.Bounds.Height));
webPage.Layer.RenderInContext(UIGraphics.GetCurrentContext());
var viewImage = UIGraphics.GetImageFromCurrentImageContext();
UIGraphics.EndImageContext();
return(viewImage);
}
finally
{
webPage.Frame = oldFrame;
lv.Hide();
}
}
public static void AdjustHeightAccordingToContent(this UIWebView webView)
{
var contentHeight = webView.ScrollView.ContentSize.Height;
var webViewHeight = webView.Frame.Height;
CGSize mWebViewTextSize = webView.SizeThatFits(new CGSize(1.0f, 1.0f));
CGRect mWebViewFrame = webView.Frame;
mWebViewFrame = new CGRect(webView.Frame.X, webView.Frame.Y, webView.Frame.Width, mWebViewTextSize.Height);
webView.Frame = mWebViewFrame;
//Disable bouncing in webview
foreach (var subview in webView.Subviews)
{
if (subview.GetType() == typeof(UIScrollView))
{
((UIScrollView)subview).Bounces = false;
}
}
}
