RelationshipColumn.java

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/*
 * Turró i Cutiller Foundation. License notice.
 * Copyright (C) 2012 Lluis Turró Cutiller <http://www.turro.org/>
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
package org.turro.financials.relation;
 
import org.turro.command.Command;
import org.turro.command.Context;
import org.turro.financials.document.logic.DocumentWrapper;
import org.turro.financials.entity.Document;
import org.turro.financials.entity.DocumentDefinition;
import org.zkoss.zk.ui.event.Event;
import org.zkoss.zk.ui.event.EventListener;
import org.zkoss.zk.ui.event.Events;
import org.zkoss.zul.Hlayout;
import org.zkoss.zul.Label;
import org.zkoss.zul.Toolbarbutton;
import org.zkoss.zul.Vbox;
 
public class RelationshipColumn extends Vbox {
 
  private DocumentDefinition documentDefinition;
  private DocumentRelationMode mode;
 
  public RelationshipColumn(DocumentDefinition documentDefinition, DocumentRelationMode mode) {
    this.documentDefinition = documentDefinition;
    this.mode = mode;
    setSclass("docDefCol");
    setStyle("border-right: solid 1px #bbb;padding: 5px;width: 180px;height: 300px;");
    updateColumn();
  }
 
  public DocumentDefinition getDocumentDefinition() {
    return documentDefinition;
  }
 
  public DocumentRelationMode getMode() {
    return mode;
  }
 
  private void updateColumn() {
    getChildren().clear();
    Hlayout hbox = new Hlayout();
    hbox.setHflex("1");
    hbox.setSclass("captionBox");
    hbox.setSpacing("5px");
    appendChild(hbox);
    hbox.appendChild(new Label(documentDefinition.getName()));
    if(!mode.equals(DocumentRelationMode.RELATE_TO_NONE)) {
      Toolbarbutton addButton = new Toolbarbutton(null, "/_zul/images/list-add.png");
      addButton.addEventListener(Events.ON_CLICK, new EventListener() {
        @Override
        public void onEvent(Event event) throws Exception {
          if(mode.equals(DocumentRelationMode.RELATE_TO_ANCESTORS)) {
            new DocumentWrapper(getDocument()).relateAncestors(documentDefinition, new Command() {
              @Override
              public Object execute(Context context) {
                notifyChange();
                return null;
              }
            });
          } else if(mode.equals(DocumentRelationMode.RELATE_TO_DESCENDANTS)) {
            new DocumentWrapper(getDocument()).relateDescendants(documentDefinition, new Command() {
              @Override
              public Object execute(Context context) {
                notifyChange();
                return null;
              }
            });
          }
        }
      });
      hbox.appendChild(addButton);
    } else {
      hbox.appendChild(new Toolbarbutton(null, "/_zul/images/empty_img.png"));
    }
  }
 
  private void notifyChange() {
    ((RelationshipViewer) getParent()).notifyChange();
  }
 
  public Document getDocument() {
    return ((RelationshipViewer) getParent()).getDocument();
  }
 
}