public override bool ValidateSelection()
{
if (_video == null)
{
string input = videoCode.Text.Trim();
try
{
_video = VideoProviderManager.FindVideo(input);
}
catch (VideoUrlConvertException)
{
DisplayHtml(Res.Get(StringId.VideoUrlConvertError), CreateErrorHtml);
return(false);
}
if (_video == null)
{
DisplayHtml(Res.Get(StringId.Plugin_Video_Cannot_Parse_Url_Message), CreateErrorHtml);
return(false);
}
}
IViewObject element = GetIViewObjectElement(previewBox.Document.Body);
// The object doesnt cant have a snapshot taken of it, but we should still allow it to
// be inserted, though on some providers this means it might be stripped.
// NOTE: We skip this behavior on IE9+ because of WinLive 589461.
if (element == null || ApplicationEnvironment.BrowserVersion.Major >= 9)
{
_video.Snapshot = null;
return(true);
}
try
{
_video.Snapshot = HtmlScreenCaptureCore.TakeSnapshot(element, _video.Width, _video.Height);
}
catch (Exception ex)
{
Trace.WriteLine("Failed to take video snapshot: " + ex);
_video.Snapshot = null;
}
return(true);
}
private string GetSnapshotPathIfNeeded(HtmlType htmlType, VideoContext context)
{
// NOTE: We skip this behavior on IE9+ because of WinLive 589461.
if (htmlType == HtmlType.ObjectHtml || ApplicationEnvironment.BrowserVersion.Major >= 9)
{
return(null);
}
try
{
IHTMLElement element = context.GetElement(((IInternalContent)_content).Id);
if (element != null)
{
element = ((IHTMLDOMNode)element).firstChild as IHTMLElement;
}
if (element != null && (element is IViewObject))
{
Bitmap snapshot = HtmlScreenCaptureCore.TakeSnapshot((IViewObject)element, element.offsetWidth, element.offsetHeight);
UpdateVideoSnapshot(snapshot);
}
Uri uri = _content.Files.GetUri(_content.Properties.GetString(VIDEO_PUBLISH_IMAGE, String.Empty));
if (uri != null)
{
return(uri.ToString());
}
}
catch (Exception ex)
{
Trace.WriteLine("Failed to take video snapshot: " + ex);
}
return(null);
}