Judging from the error message something in GWT is attempting to access an object from outside of GWT ... $wnd.Ext.StatuBar ... and that object does not exist ...
This is likely to mean that you have either forgotten to add the <script> tag for that external library, or the file is not where it was expected to be. -jason On Dec 26, 2008, at 5:50 PM, King wrote: > > Hello Guys, > > I get the following Error Message, if I try to run the chart example > from the page http://www.gwt-ext.com/demo-charts/#lineChart ... I > included the source code in my projekt , I only rename the > source to StringCounterClient, dont ask why :) ! > > The Error Message is: > [ERROR] Unable to load module entry point class > se1.gwt.client.StringCounterClient (see associated exception for > details) > com.google.gwt.core.client.JavaScriptException: (TypeError): > '$wnd.Ext.StatusBar' ist Null oder kein Objekt > number: -2146823281 > description: '$wnd.Ext.StatusBar' ist Null oder kein Objekt > at com.gwtext.client.widgets.Component.checkExtVer(Native Method) > at com.gwtext.client.widgets.Component.<clinit>(Component.java:108) > > the secon error Message is: > [ERROR] Failure to load module 'se1.gwt.StringCounterClient' > > I get this messages on the the shell (Web-Browser) if i want to run > the projekt as a gwt application > ... > > Technical details: > I use: > Eclipse 3.4.1 > GWT: 1.5.3 > GWT-EXT: 2.0.5.3 > > this is the source code of GWT-EXT Charts, with the changes from me on > line 18: > > package se1.gwt.client; > > > import com.google.gwt.core.client.EntryPoint; > import com.google.gwt.i18n.client.NumberFormat; > import com.gwtext.client.data.*; > import com.gwtext.client.widgets.Panel; > import com.gwtext.client.widgets.Viewport; > import com.gwtext.client.widgets.chart.yui.LineChart; > import com.gwtext.client.widgets.chart.yui.NumericAxis; > import com.gwtext.client.widgets.chart.yui.SeriesDefY; > import com.gwtext.client.widgets.form.NumberField; > import com.gwtext.client.widgets.form.TextField; > import com.gwtext.client.widgets.grid.*; > import > com.gwtext.client.widgets.grid.event.EditorGridListenerAdapter; > import com.gwtext.client.widgets.layout.VerticalLayout; > > public class StringCounterClient implements EntryPoint { > > public void onModuleLoad() { > > Panel panel = new Panel(); > panel.setPaddings(15); > > panel.setLayout(new VerticalLayout(15)); > > MemoryProxy proxy = new MemoryProxy(getData()); > RecordDef recordDef = new RecordDef( > new FieldDef[]{ > new StringFieldDef("month"), > new FloatFieldDef("rent"), > new FloatFieldDef("utilities") > } > ); > > ArrayReader reader = new ArrayReader(recordDef); > final Store store = new Store(proxy, reader); > store.load(); > > SeriesDefY[] seriesDef = new SeriesDefY[]{ > > new SeriesDefY("Rent", "rent"), > new SeriesDefY("Utilities", "utilities") > > }; > > NumericAxis currencyAxis = new NumericAxis(); > currencyAxis.setMinimum(800); > currencyAxis.setLabelFunction("formatCurrencyAxisLabel"); > final LineChart chart = new LineChart(); > chart.setTitle("Monthly Expenses"); > chart.setWMode("transparent"); > chart.setStore(store); > chart.setSeries(seriesDef); > chart.setXField("month"); > chart.setYAxis(currencyAxis); > chart.setDataTipFunction("getDataTipText"); > chart.setExpressInstall("js/yui/assets/ > expressinstall.swf"); > chart.setWidth(500); > chart.setHeight(400); > > panel.add(chart); > > > Renderer renderer = new Renderer() { > public String render(Object value, CellMetadata > cellMetadata, Record record, int rowIndex, int colNum, Store store) > { > NumberFormat nf = NumberFormat.getCurrencyFormat(); > return nf.format(((Number) value).doubleValue()); > } > }; > ColumnConfig monthConfig = new ColumnConfig("Month", "month", > 150, true); > TextField monthField = new TextField(); > monthField.setSelectOnFocus(true); > monthConfig.setEditor(new GridEditor(monthField)); > > NumberField rentField = new NumberField(); > rentField.setSelectOnFocus(true); > > ColumnConfig rentConfig = new ColumnConfig("Rent", "rent", > 100, true); > rentConfig.setEditor(new GridEditor(rentField)); > rentConfig.setRenderer(renderer); > > NumberField utilitiesField = new NumberField(); > utilitiesField.setSelectOnFocus(true); > > ColumnConfig utilitiesConfig = new ColumnConfig("Utilities", > "utilities", 100, true); > utilitiesConfig.setEditor(new GridEditor(utilitiesField)); > utilitiesConfig.setRenderer(renderer); > > ColumnModel columnModel = new ColumnModel(new ColumnConfig[] > { > monthConfig, > rentConfig, > utilitiesConfig > }); > > EditorGridPanel grid = new EditorGridPanel(); > grid.setStore(store); > grid.setClicksToEdit(1); > grid.setColumnModel(columnModel); > grid.setWidth(360); > > grid.addEditorGridListener(new EditorGridListenerAdapter() > { > public void onAfterEdit(GridPanel grid, Record record, > String field, Object newValue, Object oldValue, int rowIndex, int > colIndex) { > store.commitChanges(); > chart.refresh(); > } > }); > > panel.add(grid); > > Viewport viewport = new Viewport(panel); > } > > private static Object[][] getData() { > return new Object[][]{ > new Object[]{"January", new Double(880.00), new Double > (894.68)}, > new Object[]{"February", new Double(880.00), new > Double(901.35)}, > new Object[]{"March", new Double(880.00), new Double > (889.32)}, > new Object[]{"April", new Double(880.00), new Double > (884.71)}, > new Object[]{"May", new Double(910.00), new Double > (879.811)}, > new Object[]{"June", new Double(910.00), new Double > (897.95)} > }; > } > } > > > --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "Google Web Toolkit" group. 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