Source Code : CardLayout Example (Ext GWT)

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CardLayout Example (Ext GWT)

 
/*
 * Ext GWT - Ext for GWT
 * Copyright(c) 2007-2009, Ext JS, LLC.
 * licensing@extjs.com
 * 
 * http://extjs.com/license
 */
package com.google.gwt.sample.hello.client;

import com.extjs.gxt.ui.client.Style.HorizontalAlignment;
import com.extjs.gxt.ui.client.event.ButtonEvent;
import com.extjs.gxt.ui.client.event.SelectionListener;
import com.extjs.gxt.ui.client.widget.ContentPanel;
import com.extjs.gxt.ui.client.widget.LayoutContainer;
import com.extjs.gxt.ui.client.widget.button.Button;
import com.extjs.gxt.ui.client.widget.layout.CardLayout;
import com.google.gwt.core.client.EntryPoint;
import com.google.gwt.user.client.Element;
import com.google.gwt.user.client.ui.RootPanel;

public class Hello implements EntryPoint {

  public void onModuleLoad() {

    RootPanel.get().add(new CardLayoutExample());

  }
}
class CardLayoutExample extends LayoutContainer {

  @Override
  protected void onRender(Element parent, int index) {
    super.onRender(parent, index);
    setStyleAttribute("margin", "10px");
    
    ContentPanel panel = new ContentPanel();
    panel.setSize(400, 100);
    panel.setFrame(true);
    panel.setHeading("CardLayout Example");
    panel.setButtonAlign(HorizontalAlignment.CENTER);

    final CardLayout layout = new CardLayout();
    panel.setLayout(layout);

    for (int i = 0; i < 4; i++) {
      final LayoutContainer c = new LayoutContainer();
      c.addText("This is the contents for card: " + (i + 1));
      panel.add(c);
      panel.addButton(new Button("Card " + (i + 1), new SelectionListener<ButtonEvent>() {
        @Override
        public void componentSelected(ButtonEvent ce) {
          layout.setActiveItem(c);
        }
      }));
    }
    
    layout.setActiveItem(panel.getItem(0));
    
    add(panel);
  }

}

   
  

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