Form Filling Layout Sample (Smart GWT) : Form « GWT « Java

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Java » GWT » Form 




Form Filling Layout Sample (Smart GWT)
Form Filling Layout Sample (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.widgets.Canvas;
import com.smartgwt.client.widgets.IButton;
import com.smartgwt.client.widgets.form.DynamicForm;
import com.smartgwt.client.widgets.form.fields.TextAreaItem;
import com.smartgwt.client.widgets.form.fields.TextItem;
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.VLayout;

public class Showcase implements EntryPoint {
  public void onModuleLoad() {

    RootPanel.get().add(getViewPanel());
  }

  public Canvas getViewPanel() {
    VLayout messageLayout = new VLayout();
    messageLayout.setWidth(200);
    messageLayout.setHeight(300);
    messageLayout.setBorder("2px solid black");
    messageLayout.setLayoutMargin(5);

    final Canvas textCanvas = new Canvas();
    textCanvas.setPrefix("<b>Message from Rob:</b><BR>");
    textCanvas.setPadding(5);
    textCanvas.setHeight(1);

    final DynamicForm form new DynamicForm();
    form.setNumCols(2);
    form.setHeight("*");
    form.setColWidths(60"*");

    TextItem subjectItem = new TextItem();
    subjectItem.setTitle("Subject");
    subjectItem.setWidth("*");
    subjectItem.setDefaultValue("Re: your message");

    TextAreaItem messageItem = new TextAreaItem();
    messageItem.setShowTitle(false);
    messageItem.setColSpan(2);
    messageItem.setHeight("*");
    messageItem.setWidth("*");
    messageItem.setLength(5000);
    form.setFields(subjectItem, messageItem);

    messageLayout.addMember(textCanvas);
    messageLayout.addMember(form);

    VLayout buttonLayout = new VLayout(10);

    IButton shortMessageButton = new IButton("Short message");
    shortMessageButton.addClickHandler(new ClickHandler() {
      public void onClick(ClickEvent event) {
        textCanvas.setContents(textCanvas.getPrefix()
            "I'll be in town Saturday.  Give me a call on my cell and"
            " we'll get a bite to eat.");
      }
    });

    IButton longMessageButton = new IButton("Long message");
    longMessageButton.addClickHandler(new ClickHandler() {
      public void onClick(ClickEvent event) {
        updateContents(textCanvas);
      }
    });

    buttonLayout.addMember(shortMessageButton);
    buttonLayout.addMember(longMessageButton);

    HLayout layout = new HLayout(15);
    layout.setAutoHeight();
    layout.addMember(messageLayout);
    layout.addMember(buttonLayout);

    updateContents(textCanvas);
    return layout;
  }

  private void updateContents(Canvas textCanvas) {
    textCanvas.setContents(textCanvas.getPrefix()
        "I'll be in town Saturday.  Give me a call on my cell and"
        " we'll check out the new Thai restaurant on Polk Street."
        " Jamie said it's great but too spicy for him, shouldn't" " be a problem for you :)");
  }

}

   
    
    
  














SmartGWT.zip( 9,880 k)
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