Popups.java

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/*
 * Turró i Cutiller Foundation. License notice.
 * Copyright (C) 2022 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.zkoss.dialog;
 
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import java.util.function.Consumer;
import org.turro.zul.frame.Framework;
import org.zkoss.zk.ui.HtmlBasedComponent;
import org.zkoss.zk.ui.event.Event;
import org.zkoss.zk.ui.event.EventListener;
import org.zkoss.zk.ui.event.Events;
import org.zkoss.zk.ui.ext.AfterCompose;
import org.zkoss.zul.Div;
import org.zkoss.zul.Include;
import org.zkoss.zul.Popup;
import org.zkoss.zul.Space;
 
public class Popups extends Div {
  
  private final List<HtmlBasedComponent> components;
 
  public Popups width(String width) {
    setWidth(width);
    return this;
  }
  
  public Popups height(String height) {
    setHeight(height);
    return this;
  }
  
  public Popups scrollable() {
    setStyle("overflow-y:auto");
    return this;
  }
  
  public Popups onClose(Consumer<Popups> onClose) {
    if(onClose != null) {
      EventListener el = (EventListener) (Event event) -> {
        onClose.accept(Popups.this);
        detach();
      };
      addEventListener(Events.ON_CLOSE, el);
    }
    return this;
  }
  
  public Popups addSpace() {
    components.add(new Space());
    return this;
  }
  
  public Popups addComponent(HtmlBasedComponent component) {
    components.add(component);
    return this;
  }
  
  public Popups addComponent(String uri, Map args) {
    Include include = new Include("/WEB-INF/_zul" + uri);
    if(args != null) {
      args.forEach((k, v) -> include.setDynamicProperty((String) k, v));
    }
    include.setDynamicProperty("popup", Framework.getCurrent().getGlobalPopup());
    components.add(include);
    return this;
  }
  
  public void popup() {
    createComponents();
    Popup popup = Framework.getCurrent().getGlobalPopup();
    popup.appendChild(this);
    popup.open(Framework.getCurrent());
  }
  
  /* Factory */
  
  public static Popups instance() {
    return new Popups();
  }
  
  private Popups() {
    super();
    components = new ArrayList<>();
  }
 
  /* Container */
  
  private void createComponents() {
    components.forEach(component -> {
      appendChild(component);
      if(component instanceof AfterCompose) {
        ((AfterCompose) component).afterCompose();
      }
    });
  }
 
}