SelectionDialog.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.zkoss.dialog;
 
import java.util.Set;
import org.turro.command.Command;
import org.turro.command.Context;
import org.turro.elephant.zkoss.ModalWindow;
import org.zkoss.zk.ui.Component;
import org.zkoss.zk.ui.HtmlBasedComponent;
import org.zkoss.zk.ui.Page;
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.*;
 
public class SelectionDialog extends ModalWindow implements AfterCompose {
 
  private Set<DialogButton> buttons;
  private Panel panel;
  private Vlayout container;
  private DialogButton pressedButton;
  private Component component;
 
  public SelectionDialog(String title, Component component, Set<DialogButton> buttons) {
    super(title, "normal", false);
    this.component = component;
    this.buttons = buttons;
    panel = new Panel();
    panel.setVflex("true");
    panel.setHflex("true");
    appendChild(panel);
    Panelchildren pc = new Panelchildren();
    panel.appendChild(pc);
    container = new Vlayout();
    container.setHflex("true");
    container.setVflex("true");
    container.setSclass("_inputDialogContainer");
    pc.appendChild(container);
    container.appendChild(component);
    if(component instanceof AfterCompose) {
      ((AfterCompose) component).afterCompose();
    }
    if(buttons != null) {
      createButtons();
      setSizable(true);
      setMaximizable(true);
    } else {
      setClosable(true);
      setSizable(true);
      setMaximizable(true);
      //setWidth(((HtmlBasedComponent) component).getWidth());
      //setHeight(((HtmlBasedComponent) component).getHeight());
      //((HtmlBasedComponent) component).setVflex("true");
      //((HtmlBasedComponent) component).setHflex("true");
    }
    if(((HtmlBasedComponent) this.component).getHeight()== null) {
      ((HtmlBasedComponent) this.component).setVflex("true");
    }
    if(((HtmlBasedComponent) this.component).getWidth() == null) {
      ((HtmlBasedComponent) this.component).setHflex("true");
    }
  }
 
  public Component getComponent() {
    return component;
  }
 
  public DialogButton getPressedButton() {
    return pressedButton;
  }
 
  @Override
  public void afterCompose() {
    ((HtmlBasedComponent) component).setVflex("true");
    ((HtmlBasedComponent) component).setHflex("true");
  }
 
  private void createButtons() {
    Hbox butCont = new Hbox();
    butCont.setSclass("_buttonDialogContainer");
    butCont.setHflex("true");
    butCont.setPack("end");
    butCont.setStyle("padding:10px");
    butCont.setSpacing("15px");
    container.appendChild(butCont);
    boolean panelDone = false;
    for(final DialogButton button : buttons) {
      Button b = button.getButton();
      EventListener el = new EventListener() {
        @Override
        public void onEvent(Event event) throws Exception {
          pressedButton = button;
          Events.postEvent(new Event(Events.ON_CLOSE, SelectionDialog.this));
        }
      };
      b.addEventListener(Events.ON_CLICK, el);
      if(!panelDone) {
        panel.addEventListener(Events.ON_OK, el);
        panelDone = true;
      }
      butCont.appendChild(b);
    }
  }
 
  public static void getComponent(Page page, String title, Component component, String width, String height, final Command command) {
    final SelectionDialog id = new SelectionDialog(title, component, DialogButton.getOkCancelButtons());
    if(width != null) id.setWidth(width);
    if(height != null) id.setHeight(height);
    id.show(page, new Command() {
      @Override
      public Object execute(Context context) {
        if(id.getPressedButton().equals(DialogButton.BUTTON_OK)) {
          context.put("component", id.getComponent());
          if(command != null) command.execute(context);
        }
        return null;
      }
    });
  }
 
  public static void showComponent(Page page, String title, Component component, String width, String height, final Command command) {
    final SelectionDialog id = new SelectionDialog(title, component, null);
    if(width != null) id.setWidth(width);
    if(height != null) id.setHeight(height);
    id.show(page, new Command() {
      @Override
      public Object execute(Context context) {
        context.put("component", id.getComponent());
        if(command != null) command.execute(context);
        return null;
      }
    });
  }
 
  public static void popupComponent(Page page, String title, Component component, String width, String height) {
    SelectionDialog id = new SelectionDialog(title, component, DialogButton.getCloseButtons());
    id.setMode("popup");
    if(width != null) id.setWidth(width);
    if(height != null) id.setHeight(height);
    id.show(page, null);
  }
 
}