001package votorola.s.gwt.stage.vote; // Copyright 2012, Michael Allan.  Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Votorola Software"), to deal in the Votorola Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicence, and/or sell copies of the Votorola Software, and to permit persons to whom the Votorola Software is furnished to do so, subject to the following conditions: The preceding copyright notice and this permission notice shall be included in all copies or substantial portions of the Votorola Software. THE VOTOROLA SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE VOTOROLA SOFTWARE OR THE USE OR OTHER DEALINGS IN THE VOTOROLA SOFTWARE.
002
003import com.google.gwt.core.client.*;
004import votorola.a.count.gwt.*;
005
006
007/** A {@linkplain VoteTrack#peers() board of peers} in a vote track.  It differs in the
008  * handling of the mosquito when the board is {@linkplain
009  * #enable(CountNodeJS,JsArray,boolean) enabled}.
010  */
011public final class PeerBoard extends Board
012{
013
014
015    /** Constructs a PeerBoard.
016      */
017    PeerBoard( VoteTrack track ) { super( track ); }
018
019
020
021   // ------------------------------------------------------------------------------------
022
023
024    /** @param mosquito the mosquito, or null to retain the current mosquito.  Once the
025      *   peer board is enabled with a mosquito, it cannot be re-enabled without one; the
026      *   mosquito can only be replaced by another.  This is to allow a mosquito that is
027      *   unstaged (e.g. when its node view is deselected) to easily be restaged.
028      */
029    @Override void enable( CountNodeJS mosquito, final JsArray<CountNodeJS> nodes,
030      final boolean isEndBoard )
031    {
032        if( mosquito == null ) mosquito = mosquitoLast;
033        else mosquitoLast = mosquito;
034        super.enable( mosquito, nodes, isEndBoard );
035    }
036
037
038
039//// P r i v a t e ///////////////////////////////////////////////////////////////////////
040
041
042    private CountNodeJS mosquitoLast;
043
044
045}