Source Code : Spaced VerticalBox Layout (Ext GWT)

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Spaced VerticalBox Layout (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.LayoutRegion;
import com.extjs.gxt.ui.client.Style.Scroll;
import com.extjs.gxt.ui.client.event.ButtonEvent;
import com.extjs.gxt.ui.client.event.Events;
import com.extjs.gxt.ui.client.event.Listener;
import com.extjs.gxt.ui.client.util.Margins;
import com.extjs.gxt.ui.client.util.Padding;
import com.extjs.gxt.ui.client.widget.ContentPanel;
import com.extjs.gxt.ui.client.widget.Html;
import com.extjs.gxt.ui.client.widget.LayoutContainer;
import com.extjs.gxt.ui.client.widget.Text;
import com.extjs.gxt.ui.client.widget.button.Button;
import com.extjs.gxt.ui.client.widget.button.ToggleButton;
import com.extjs.gxt.ui.client.widget.layout.BorderLayout;
import com.extjs.gxt.ui.client.widget.layout.BorderLayoutData;
import com.extjs.gxt.ui.client.widget.layout.FitLayout;
import com.extjs.gxt.ui.client.widget.layout.FlowData;
import com.extjs.gxt.ui.client.widget.layout.VBoxLayout;
import com.extjs.gxt.ui.client.widget.layout.VBoxLayoutData;
import com.extjs.gxt.ui.client.widget.layout.BoxLayout.BoxLayoutPack;
import com.extjs.gxt.ui.client.widget.layout.VBoxLayout.VBoxLayoutAlign;
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 VBoxLayoutExample());

  }
}

class VBoxLayoutExample extends LayoutContainer {
  private ContentPanel lccenter;

  private String button1Text = "Button 1";

  private String button2Text = "Button 2";

  private String button3Text = "Button 3";

  private String button4Text = "Button Long 4";

  @Override
  protected void onRender(Element parent, int index) {
    super.onRender(parent, index);
    setScrollMode(Scroll.AUTO);
    ContentPanel panel = new ContentPanel();
    panel.setHeading("VerticalBox Example");
    panel.setSize(600, 500);
    panel.setLayout(new BorderLayout());

    BorderLayoutData west = new BorderLayoutData(LayoutRegion.WEST, 150, 100, 250);
    west.setMargins(new Margins(5));
    west.setSplit(true);

    lccenter = new ContentPanel();
    lccenter.setHeaderVisible(false);
    lccenter.setLayout(new FitLayout());
    lccenter
        .add(new Html(
            "<p style="padding:10px;color:#556677;font-size:11px;">Select a configuration on the left</p>"));
    BorderLayoutData center = new BorderLayoutData(LayoutRegion.CENTER);
    center.setMargins(new Margins(5));
    panel.add(lccenter, center);

    VBoxLayoutData vBoxData = new VBoxLayoutData(5, 5, 5, 5);
    vBoxData.setFlex(1);

    LayoutContainer c = new LayoutContainer();
    VBoxLayout layout = new VBoxLayout();
    layout.setPadding(new Padding(5));
    layout.setVBoxLayoutAlign(VBoxLayoutAlign.LEFT);
    c.setLayout(layout);

    c.add(new Button(button1Text), new VBoxLayoutData(new Margins(0, 0, 5, 0)));
    VBoxLayoutData flex = new VBoxLayoutData(new Margins(0, 0, 5, 0));
    flex.setFlex(1);
    c.add(new Text(), flex);
    c.add(new Button(button2Text), new VBoxLayoutData(new Margins(0, 0, 5, 0)));
    c.add(new Button(button3Text), new VBoxLayoutData(new Margins(0, 0, 5, 0)));
    c.add(new Button(button4Text), new VBoxLayoutData(new Margins(0)));

    addToCenter(c);

    add(panel, new FlowData(10));

  }

  private void addToCenter(LayoutContainer c) {
    lccenter.removeAll();
    lccenter.add(c);
    lccenter.layout();
  }

  private ToggleButton createToggleButton(String name, Listener<ButtonEvent> l) {
    ToggleButton button = new ToggleButton(name);
    button.setToggleGroup("vboxlayoutbuttons");
    button.addListener(Events.Toggle, l);
    button.setAllowDepress(false);
    return button;
  }
}

   
  

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