issue/ParticipantGrid.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.dossier.zul.issue;
 
import java.util.Iterator;
import org.turro.contacts.Contact;
import org.turro.contacts.util.ContactCombobox;
import org.turro.contacts.zul.label.ContactInfo;
import org.turro.dossier.db.DossierPU;
import org.turro.dossier.entity.IDossierParticipant;
import org.turro.dossier.entity.Issue;
import org.turro.dossier.entity.IssueParticipant;
import org.turro.dossier.entity.IssueParticipantRole;
import org.turro.i18n.I_;
import org.turro.plugin.contacts.IContact;
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.Column;
import org.zkoss.zul.Columns;
import org.zkoss.zul.Grid;
import org.zkoss.zul.Hbox;
import org.zkoss.zul.Image;
import org.zkoss.zul.Label;
import org.zkoss.zul.Listbox;
import org.zkoss.zul.Listitem;
import org.zkoss.zul.Row;
import org.zkoss.zul.Rows;
import org.zkoss.zul.Toolbar;
import org.zkoss.zul.Toolbarbutton;
 
public class ParticipantGrid extends Grid {
 
  private Issue issue;
  private boolean editable;
  private Rows rows;
  private Toolbar toolbar;
  private Toolbarbutton editButton, addButton, saveButton, cancelButton;
  
  public ParticipantGrid() {
    addColumns();
    rows = new Rows();
    appendChild(rows);
  }
 
  public void setEditable(boolean editable) {
    this.editable = editable;
    if(issue != null) {
      setIssue(issue);
    }
    updateButtons();
  }
  
  public void setIssue(Issue issue) {
    this.issue = issue;
    rows.getChildren().clear();
    if(issue != null) {
      addRows();
    }
  }
  
  public void setAddToolbar(boolean addToolbar) {
    if(addToolbar) {
      toolbar = new Toolbar();    
      getParent().appendChild(toolbar);
      addToolbarButtons();
    }
  }
  
  private void addColumns() {
    Columns cols = new Columns();
    cols.setSizable(true);
    cols.setMenupopup("auto");
    appendChild(cols);
    
    Column col = new Column(I_.get("Name"));
    cols.appendChild(col);
    
    col = new Column(I_.get("Role"));
    col.setWidth("180px");
    cols.appendChild(col);
  }
  
  public void addRows() {
    if(editable) {
      for(final IssueParticipant p : issue.getParticipants()) {
        Row row = new Row();
        row.setValue(p);
        rows.appendChild(row);
      
        final ContactCombobox contact = new ContactCombobox();
        contact.setRole("issue:list");
        contact.setIContact(p.getIContact());
        contact.addEventListener(Events.ON_CHANGE, new EventListener() {
          @Override
          public void onEvent(Event event) throws Exception {
            IContact c = p.getIContact();
            if(c.isValid()) {
              p.setIdContact(c.getId());
              p.setName(c.getName());
            }
          }
 
        });
        row.appendChild(contact);
 
        final Listbox role = new Listbox();
        role.setMold("select");
        role.addEventListener(Events.ON_SELECT, new EventListener() {
 
          @Override
          public void onEvent(Event event) throws Exception {
            p.setRole((IssueParticipantRole) role.getSelectedItem().getValue());
          }
 
        });
        row.appendChild(role);
        
        for(IssueParticipantRole ipr : IssueParticipantRole.values()) {
          Listitem li = new Listitem(I_.byKey(ipr.toString()));
          li.setValue(ipr);
          li.setSelected(li.getValue().equals(p.getRole()));
          role.appendChild(li);
        }
      }
    } else {
      for(final Object p : issue.getFullParticipants()) {
        Row row = new Row();
        row.setValue(p);
        rows.appendChild(row);
 
        if(p instanceof IDossierParticipant) {
          IDossierParticipant cp = (IDossierParticipant) p;
          if(cp.isShowAllIssues()) {
            Hbox hbox = new Hbox();
            row.appendChild(hbox);
            hbox.appendChild(new Image("/_zul/images/forward.png"));
            if(cp.isReceiveAllEmails()) {
              hbox.appendChild(new Image("/_zul/images/mail_forward.png"));
            }
            hbox.appendChild(new ContactInfo((Contact) cp.getIContact().getContact()));
            Label label = new Label(I_.byKey(cp.getRole().toString()));
            row.appendChild(label);
          }
        } else if(p instanceof IssueParticipant) {
          IssueParticipant cp = (IssueParticipant) p;
          Hbox hbox = new Hbox();
          row.appendChild(hbox);
          hbox.appendChild(new Image("/_zul/images/mail_forward.png"));
          hbox.appendChild(new ContactInfo((Contact) cp.getIContact().getContact()));
          Label label = new Label(I_.byKey(cp.getRole().toString()));
          row.appendChild(label);
        }
      }
    }
  }
 
  private void addToolbarButtons() {
    editButton = new Toolbarbutton(
            I_.get("Edit participants"),
            "/_zul/images/edit.png"
            );
    editButton.addEventListener(Events.ON_CLICK, new EventListener() {
 
      @Override
      public void onEvent(Event event) throws Exception {
        ParticipantGrid.this.setEditable(true);
      }
      
    });
    toolbar.appendChild(editButton);
    
    saveButton = new Toolbarbutton(
            I_.get("Save"),
            "/_zul/images/save.png"
            );
    saveButton.addEventListener(Events.ON_CLICK, new EventListener() {
 
      @Override
      public void onEvent(Event event) throws Exception {
        ParticipantGrid.this.doSave();
      }
      
    });
    toolbar.appendChild(saveButton);
 
    cancelButton = new Toolbarbutton(
            I_.get("Cancel"),
            "/_zul/images/cancel.png"
            );
    cancelButton.addEventListener(Events.ON_CLICK, new EventListener() {
 
      @Override
      public void onEvent(Event event) throws Exception {
        ParticipantGrid.this.doCancel();
      }
      
    });
    toolbar.appendChild(cancelButton);
    
    addButton = new Toolbarbutton(
            I_.get("Add participant"),
            "/_zul/images/new.png"
            );
    addButton.addEventListener(Events.ON_CLICK, new EventListener() {
      @Override
      public void onEvent(Event event) throws Exception {
        IssueParticipant ip = new IssueParticipant();
        ip.setRole(IssueParticipantRole.ISSUE_ASSISTANT);
        ip.setIssue(issue);
        issue.getParticipants().add(ip);
        setEditable(true);
      }
      
    });
    toolbar.appendChild(addButton);
 
    updateButtons();
  }
 
  private void doCancel() {
    issue = new DossierPU().find(Issue.class, issue.getId());
    setEditable(false);
  }
 
  private void doSave() {
    Iterator<IssueParticipant> it = issue.getParticipants().iterator();
    while(it.hasNext()) {
      IssueParticipant ip = it.next();
      if(!ip.getIContact().isValid()) {
        it.remove();
      } else {
        ip.setIContact(ip.getIContact());
      }
    }
    issue = new DossierPU().saveObject(issue);
    setEditable(false);
  }
 
  private void updateButtons() {
    if(toolbar != null) {
      editButton.setVisible(!editable);
      addButton.setVisible(editable);
      saveButton.setVisible(editable);
      cancelButton.setVisible(editable);
    }
  }
}