Hi,
I'm trying sample application using eclipse by referring Getting
started, while invoking it gives me following exception:
[ERROR] Unable to load module entry point class
com.starent.ipms.client.Query (see associated exception for details)
com.google.gwt.core.client.JavaScriptException: (TypeError):
'$wnd.Ext.StatusBar' is null or not an object
number: -2146823281
description: '$wnd.Ext.StatusBar' is null or not an object
at com.gwtext.client.widgets.Component.checkExtVer(Native Method)
at com.gwtext.client.widgets.Component.<clinit>(Component.java:108)
at com.starent.ipms.client.Query.onModuleLoad(Query.java:14)
I'm not getting what's going wrong. For reference attached code:
Query.java
package com.starent.ipms.client;
import com.google.gwt.core.client.EntryPoint;
import com.google.gwt.user.client.ui.RootPanel;
import com.gwtext.client.data.*;
import com.gwtext.client.widgets.Panel;
import com.gwtext.client.widgets.grid.ColumnConfig;
import com.gwtext.client.widgets.grid.ColumnModel;
import com.gwtext.client.widgets.grid.GridPanel;
public class Query implements EntryPoint {
public void onModuleLoad() {
Panel panel = new Panel();
panel.setBorder(false);
panel.setPaddings(15);
RecordDef recordDef = new RecordDef(
new FieldDef[]{
new StringFieldDef("company"),
new FloatFieldDef("price"),
new FloatFieldDef("change"),
new FloatFieldDef("pctChange"),
new DateFieldDef("lastChanged", "n/j h:ia"),
new StringFieldDef("symbol"),
new StringFieldDef("industry")
}
);
GridPanel grid = new GridPanel();
Object[][] data = getCompanyData();
MemoryProxy proxy = new MemoryProxy(data);
ArrayReader reader = new ArrayReader(recordDef);
Store store = new Store(proxy, reader);
store.load();
grid.setStore(store);
ColumnConfig[] columns = new ColumnConfig[]{
//column ID is company which is later used in
setAutoExpandColumn
new ColumnConfig("Company", "company", 160, true,
null, "company"),
new ColumnConfig("Price", "price", 35),
new ColumnConfig("Change", "change", 45),
new ColumnConfig("% Change", "pctChange", 65),
new ColumnConfig("Last Updated", "lastChanged", 65),
new ColumnConfig("Industry", "industry", 60, true)
};
ColumnModel columnModel = new ColumnModel(columns);
grid.setColumnModel(columnModel);
grid.setFrame(true);
grid.setStripeRows(true);
grid.setAutoExpandColumn("company");
grid.setHeight(350);
grid.setWidth(600);
grid.setTitle("Array Grid");
panel.add(grid);
RootPanel.get().add(panel);
}
private Object[][] getCompanyData() {
return new Object[][]{
new Object[]{"3m Co", new Double(71.72), new Double
(0.02),
new Double(0.03), "9/1 12:00am", "MMM",
"Manufacturing"},
new Object[]{"Alcoa Inc", new Double(29.01), new Double
(0.42),
new Double(1.47), "9/1 12:00am", "AA",
"Manufacturing"},
new Object[]{"Altria Group Inc", new Double(83.81),
new Double(0.28),
new Double(0.34), "9/1 12:00am", "MO",
"Manufacturing"},
new Object[]{"American Express Company", new Double
(52.55), new Double(0.01),
new Double(0.02), "9/1 12:00am", "AXP",
"Finance"},
new Object[]{"American International Group, Inc.", new
Double(64.13), new Double(0.31),
new Double(0.49), "9/1 12:00am", "AIG",
"Services"},
new Object[]{"AT&T Inc.", new Double(31.61), new Double
(-0.48),
new Double(-1.54), "9/1 12:00am", "T",
"Services"},
new Object[]{"Boeing Co.", new Double(75.43), new
Double(0.53),
new Double(0.71), "9/1 12:00am", "BA",
"Manufacturing"},
new Object[]{"Caterpillar Inc.", new Double(67.27),
new Double(0.92),
new Double(1.39), "9/1 12:00am", "CAT",
"Services"},
new Object[]{"Citigroup, Inc.", new Double(49.37), new
Double(0.02),
new Double(0.04), "9/1 12:00am", "C",
"Finance"},
new Object[]{"E.I. du Pont de Nemours and Company",
new Double(40.48), new Double(0.51),
new Double(1.28), "9/1 12:00am", "DD",
"Manufacturing"}
};
}
}
Query.gwt.xml:
<module>
<inherits name='com.google.gwt.user.User'/>
<inherits name='com.google.gwt.json.JSON'/>
<inherits name='com.google.gwt.user.theme.standard.Standard'/>
<inherits name="com.gwtext.GwtExt" />
<entry-point class='com.starent.ipms.client.Query'/>
<stylesheet src='Query.css' />
<stylesheet src="js/ext/resources/css/ext-all.css" />
<script src="js/ext/adapter/ext/ext-base.js" />
<script src="js/ext/ext-all.js" />
</module>
Query.html:
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<meta http-equiv="content-type" content="text/html;
charset=UTF-8">
<title>Query</title>
<link rel="stylesheet" type="text/css" href="js/ext/resources/css/
ext-all.css"/>
<script type="text/javascript" src="js/ext/ext-all.js"></script>
<script type="text/javascript" language="javascript"
src="com.starent.ipms.Query.nocache.js"></script>
</head>
<body>
<iframe src="javascript:''" id="__gwt_historyFrame" tabIndex='-1'
style="position:absolute;width:0;height:0;border:0"></iframe>
</body>
</html>
Thanks in advance,
Vikas.
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