public void ShowPopup(string query, ICannedTextLookupHandler alternativeHandler)
{
ClosePopup();
Point pt = _textEditor.GetRichTextBox().GetPositionFromCharIndex(_textEditor.GetRichTextBox().SelectionStart);
_handlerInUse = alternativeHandler ?? _defaultLookupHandler;
_lookup = new CannedTextInplaceLookupControl(_handlerInUse);
_lookup.Cancelled += _lookup_Cancelled;
_lookup.Committed += _lookup_Committed;
if (!string.IsNullOrEmpty(query))
_handlerInUse.SuggestionProvider.SetQuery(query);
_popup = new PopupForm(_lookup, _textEditor.GetRichTextBox(), _textEditor.GetRichTextBox().PointToScreen(pt));
_popup.ShowPopup();
}
private void ClosePopup()
{
if (_popup != null)
{
_popup.ClosePopup();
_popup = null;
}
if (_lookup != null)
{
_lookup.Cancelled -= _lookup_Cancelled;
_lookup.Committed -= _lookup_Committed;
_lookup = null;
}
}