private void Clear(Int32 handle)
{
var tasks = _document.GetAttachedReferences <CancellationTokenSource>();
var task = tasks.Where(m => m.GetHashCode() == handle).FirstOrDefault();
if (task != null && !task.IsCancellationRequested)
{
task.Cancel();
}
}
/// <summary>
/// Iterates over all ranges in the document, applying the provided
/// action when the given condition is fulfilled.
/// </summary>
/// <param name="document">The document that hosts the ranges.</param>
/// <param name="condition">
/// The condition that needs to be fulfilled.
/// </param>
/// <param name="action">The action to apply to the range.</param>
internal static void ForEachRange(this Document document, Predicate <Range> condition, Action <Range> action)
{
foreach (var range in document.GetAttachedReferences <Range>())
{
if (condition.Invoke(range))
{
action.Invoke(range);
}
}
}
