public bool PopFilter(out ITextDocumentFilter filter)
{
if (filterChain.Parent == null)
{
filter = null;
return(false);
}
filter = filterChain.Filter;
filterChain = filterChain.Parent;
return(true);
}
public TextDocumentFilterChain(ITextDocumentFilterChain parent, ITextDocumentFilter filter)
{
this.Parent = parent;
this.Filter = filter;
}
public void PushFilter(ITextDocumentFilter filter)
{
filterChain = new TextDocumentFilterChain(filterChain, filter);
}
