Source Code : Layout animation (Smart GWT)

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Layout animation (Smart GWT)

   
/*
 * SmartGWT (GWT for SmartClient)
 * Copyright 2008 and beyond, Isomorphic Software, Inc.
 *
 * SmartGWT is free software; you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License version 3
 * as published by the Free Software Foundation.  SmartGWT is also
 * available under typical commercial license terms - see
 * http://smartclient.com/license
 * This software 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
 * Lesser General Public License for more details.
 */
package com.smartgwt.sample.showcase.client;

import com.google.gwt.core.client.EntryPoint;
import com.google.gwt.user.client.ui.RootPanel;
import com.smartgwt.client.types.Alignment;
import com.smartgwt.client.widgets.Canvas;
import com.smartgwt.client.widgets.IButton;
import com.smartgwt.client.widgets.Img;
import com.smartgwt.client.widgets.events.ClickEvent;
import com.smartgwt.client.widgets.events.ClickHandler;
import com.smartgwt.client.widgets.layout.HLayout;
import com.smartgwt.client.widgets.layout.HStack;
import com.smartgwt.client.widgets.layout.VLayout;

public class Showcase implements EntryPoint {

  public void onModuleLoad() {
    RootPanel.get().add(getViewPanel());
  }

  public Canvas getViewPanel() {
    VLayout layout = new VLayout();
    layout.setMembersMargin(10);

    final HStack starsLayout = new HStack();
    starsLayout.setTop(50);
    starsLayout.setMembersMargin(10);
    starsLayout.setLayoutMargin(10);
    starsLayout.setShowEdges(true);
    starsLayout.setAnimateMembers(true);

    final Img blueImg = createImage("star_blue.png");
    final Img greenImg = createImage("star_green.png");
    final Img yellowImg = createImage("star_yellow.png");

    starsLayout.addMember(blueImg);
    starsLayout.addMember(greenImg);
    starsLayout.addMember(yellowImg);

    IButton showButton = new IButton();
    showButton.setTitle("Show");
    showButton.setIconOrientation("right");
    showButton.setIcon("pieces/16/star_green.png");
    showButton.setLeft(40);

    IButton hideButton = new IButton();
    hideButton.setTitle("Hide");
    hideButton.setIcon("pieces/16/star_green.png");
    hideButton.setIconOrientation("right");
    hideButton.addClickHandler(new ClickHandler() {
      public void onClick(ClickEvent event) {
        starsLayout.hideMember(greenImg);
      }
    });

    showButton.addClickHandler(new ClickHandler() {
      public void onClick(ClickEvent event) {
        starsLayout.showMember(greenImg);
      }
    });

    HLayout hLayout = new HLayout();
    hLayout.setMembersMargin(10);
    hLayout.addMember(hideButton);
    hLayout.addMember(showButton);
    layout.addMember(hLayout);
    layout.addChild(starsLayout);

    return layout;
  }

  private Img createImage(String src) {
    Img img = new Img(src);
    img.setAppImgDir("pieces/48/");
    img.setWidth(48);
    img.setHeight(48);
    img.setLayoutAlign(Alignment.CENTER);
    return img;
  }
}

   
    
    
  

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