Set busy status for Status control (Ext GWT) : Form « GWT « Java

Set busy status for Status control (Ext GWT)

Set busy status for Status control (Ext GWT)
 * Ext GWT - Ext for GWT
 * Copyright(c) 2007-2009, Ext JS, LLC.

import com.extjs.gxt.ui.client.event.BaseEvent;
import com.extjs.gxt.ui.client.event.Events;
import com.extjs.gxt.ui.client.event.FieldEvent;
import com.extjs.gxt.ui.client.event.Listener;
import com.extjs.gxt.ui.client.util.DelayedTask;
import com.extjs.gxt.ui.client.widget.LayoutContainer;
import com.extjs.gxt.ui.client.widget.Status;
import com.extjs.gxt.ui.client.widget.form.FormPanel;
import com.extjs.gxt.ui.client.widget.form.TextArea;
import com.extjs.gxt.ui.client.widget.layout.FlowLayout;
import com.extjs.gxt.ui.client.widget.layout.FormData;
import com.extjs.gxt.ui.client.widget.toolbar.FillToolItem;
import com.extjs.gxt.ui.client.widget.toolbar.LabelToolItem;
import com.extjs.gxt.ui.client.widget.toolbar.ToolBar;

public class Hello implements EntryPoint {

  public void onModuleLoad() {

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

class StatusToolBarExample extends LayoutContainer {
  private DelayedTask task = new DelayedTask(new Listener<BaseEvent>() {

    public void handleEvent(BaseEvent be) {
      status.clearStatus("Not writing");


  private Status charCount;
  private Status wordCount;
  private Status status;

  protected void onRender(Element parent, int pos) {
    super.onRender(parent, pos);
    setLayout(new FlowLayout(10));

    ToolBar toolBar = new ToolBar();

    status = new Status();
    status.setText("Not writing");
    toolBar.add(new FillToolItem());

    charCount = new Status();
    charCount.setText("0 Chars");
    toolBar.add(new LabelToolItem("&nbsp;"));
    wordCount = new Status();
    wordCount.setText("0 Words");

    FormPanel form = new FormPanel();
    form.setHeading("Status Toolbar");
    form.setSize(450, 300);
    TextArea textArea = new TextArea();
    textArea.addListener(Events.OnKeyPress, new Listener<FieldEvent>() {

      public void handleEvent(FieldEvent be) {
        TextArea t = (TextArea) be.getField();
        String value = t.getValue();
        int length = value != null ? value.length() : 0;
        charCount.setText(length + (length == 1 ? " Char" : " Chars"));

        if (value != null) {
          int wc = getWordCount(value);
          wordCount.setText(wc + (wc == 1 ? " Word" : " Words"));


    form.add(textArea, new FormData("100% 100%"));

  public native int getWordCount(String v) /*-{
    if(v) {
    var wc = v.match(/\b/g);
    return wc ? wc.length/2:0;
    return 0;


  4,297 k)

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