/// <summary>
/// Convenience method for checking if the specified element has a design time lock
/// </summary>
/// <param name="elem"></param>
/// <returns></returns>
private bool IsElementLocked(Interop.IHTMLElement elem)
{
object[] attribute = new object[1];
elem.GetAttribute(DesignTimeLockAttribute,0,attribute);
if (attribute[0] == null)
{
Interop.IHTMLStyle style = elem.GetStyle();
attribute[0] = style.GetAttribute(DesignTimeLockAttribute,0);
}
if ((attribute[0] == null) || !(attribute[0] is string))
{
return false;
}
return true;
}