contacts/src/main/java/org/turro/activity/ParticipationGrid.java

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/*
 * Turró i Cutiller Foundation. License notice.
 * Copyright (C) 2011 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.activity;
 
import org.turro.command.CommandUtil;
import org.turro.contacts.Contact;
import org.turro.contacts.db.ContactsPU;
import org.turro.zkoss.grid.GroupExtended;
import org.turro.zkoss.grid.PagingGrid;
import org.zkoss.zk.ui.Component;
import org.zkoss.zul.Group;
import org.zkoss.zul.Label;
import org.zkoss.zul.Row;
import org.zkoss.zul.Rows;
 
public class ParticipationGrid extends PagingGrid {
 
  private Rows rows;
  private boolean canDelete = true, onlyEntities = false;
 
  public ParticipationGrid() {
    addColumns();
  }
 
  public void setContact(Contact contact) {
    addRows(contact);
  }
 
  public boolean isOnlyEntities() {
    return onlyEntities;
  }
 
  public void setOnlyEntities(boolean onlyEntities) {
    this.onlyEntities = onlyEntities;
  }
 
  public boolean isCanDelete() {
    return canDelete;
  }
 
  public boolean doDelete() {
    if(canDelete) {
      for(Object o : rows.getChildren()) {
        if(o instanceof Row) {
          IParticipation ia = (IParticipation) ((Row) o).getValue();
          if(ia != null) ia.doDelete();
        }
      }
    }
    return canDelete;
  }
 
  private void addColumns() {
  }
 
  private void addRows(Contact contact) {
 
    if(rows != null) removeChild(rows);
 
    rows = new Rows();
    appendChild(rows);
 
    int count = 0;
    String groupName = null;
    
    for(IParticipation ia : ParticipationCatchers.getParticipations(ContactsPU.getObjectPath(contact))) {
      Row row = new Row();
      if(onlyEntities) {
        Component comp = CommandUtil.getLink(ia.getEntity());
        if(comp != null) {
          row.appendChild(comp);
          row.setValue(ia);
          if(!ia.getCatcher().getDescription().equals(groupName)) {
            Group group = new GroupExtended(ia.getCatcher().getDescription());
            rows.appendChild(group);
            groupName = ia.getCatcher().getDescription();
          }
          rows.appendChild(row);
          count++;
        }
      } else {
        Label l = new Label(ia.getDescription());
        if(ia.isCanDelete()) {
          l.setSclass("canDel");
        } else {
          l.setSclass("cannotDel");
        }
        row.appendChild(l);
        row.setValue(ia);
        if(!ia.getCatcher().getDescription().equals(groupName)) {
          Group group = new GroupExtended(ia.getCatcher().getDescription());
          rows.appendChild(group);
          groupName = ia.getCatcher().getDescription();
        }
        rows.appendChild(row);
        count++;
      }
      if(canDelete) {
        canDelete = ia.isCanDelete();
      }
    }
 
    setRowCount(count);
 
  }
 
}