CommentGrid.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.contacts.zul.contact;
 
import org.turro.auth.Authentication;
import org.turro.contacts.Comment;
import org.turro.contacts.Contact;
import org.turro.elephant.context.Application;
import org.turro.elephant.util.Messages;
import org.turro.i18n.I_;
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.Grid;
import org.zkoss.zul.Hbox;
import org.zkoss.zul.Image;
import org.zkoss.zul.Row;
import org.zkoss.zul.Rows;
import org.zkoss.zul.Separator;
import org.zkoss.zul.Textbox;
import org.zkoss.zul.Toolbar;
import org.zkoss.zul.Toolbarbutton;
 
public class CommentGrid extends Grid {
 
  private Contact contact;
  private Rows rows;
  private Toolbar toolbar;
  private Toolbarbutton addButton;
 
  public CommentGrid() {
    rows = new Rows();
    appendChild(rows);
  }
 
  public void setContact(Contact contact) {
    this.contact = contact;
    rows.getChildren().clear();
    if(contact != null) {
      addRows();
    }
  }
 
  public void setAddToolbar(boolean addToolbar) {
    if(addToolbar) {
      toolbar = new Toolbar();
      getParent().appendChild(toolbar);
      addToolbarButtons();
    }
  }
 
  public void addRows() {
    for(final Comment c : contact.getComments()) {
      final Row row = new Row();
      row.setValue(c);
      rows.appendChild(row);
 
      Hbox hbox = new Hbox();
      row.appendChild(hbox);
 
      final Textbox comment = new Textbox();
      comment.setRows(8);
      comment.setCols(80);
      comment.setText(c.getComment());
      comment.addEventListener(Events.ON_CHANGE, new EventListener() {
        @Override
        public void onEvent(Event event) throws Exception {
          if(comment.getText().contains("#dir") && !Application.getApplication().isInRole("contact:file-ext")) {
            comment.setText("");
          }
          c.setComment(comment.getText());
        }
      });
      hbox.appendChild(comment);
 
      if(Application.getApplication().isInRole("contact-comment:delete")) {
        hbox.appendChild(new Separator("vertical"));
        Image img = new Image("/_zul/images/edit-delete.png");
        img.setStyle("cursor:pointer");
        img.addEventListener(Events.ON_CLICK, new EventListener() {
          @Override
          public void onEvent(Event event) throws Exception {
            Messages.confirmDeletion().show(() -> {
              contact.getComments().remove(c);
              c.setContact(null);
              row.detach();
            });
          }
        });
        hbox.appendChild(img);
      }
 
    }
  }
 
  private void addToolbarButtons() {
    addButton = new Toolbarbutton(
            I_.get("Add"),
            "/_zul/images/new.png"
            );
    addButton.addEventListener(Events.ON_CLICK, new EventListener() {
 
      @Override
      public void onEvent(Event event) throws Exception {
        Comment c = new Comment();
        c.setContact(contact);
        c.setOwner(Authentication.getIContact().getId());
        setContact(contact);
      }
 
    });
    toolbar.appendChild(addButton);
  }
 
}