[news.eclipse.platform] Re: Viewer is busy

[craquerpro@xxxxxxxx (David Perez)]

I forgot to mention that the table is virtual.

David Perez wrote:

> Hi,

> I want to add a new row in my viewer at the end.

> So I have this code:

>             Table tbl = viewer.getTable();
>             insertIndex = tbl.getItemCount();
>             viewer.setItemCount(insertIndex+1);
>             viewer.replace(newRow, insertIndex);


> The problem is that it fails in the replace():

> !MESSAGE Ignored reentrant call while viewer is busy. This is only logged 
> once per viewer instance, but similar calls will still be ignored.
> java.lang.RuntimeException
> 	at org.eclipse.jface.viewers.ColumnViewer.checkBusy(ColumnViewer.java:763)
> 	at 
org.eclipse.jface.viewers.AbstractTableViewer.replace(AbstractTableViewer.java:1040)
> 	at 
com.jobisjob.grid.crud.CrudContentProvider.updateElement(CrudContentProvider.java:273)
> 	at 
org.eclipse.jface.viewers.AbstractTableViewer$1.handleEvent(AbstractTableViewer.java:78)
> 	at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)
> 	at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1003)
> 	at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1027)
> 	at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1012)
> 	at org.eclipse.swt.widgets.Table.checkData(Table.java:928)
> 	at org.eclipse.swt.widgets.Table.checkData(Table.java:917)
> 	at org.eclipse.swt.widgets.TableItem.getImage(TableItem.java:550)
> 	at 
> org.eclipse.jface.viewers.TableViewerRow.setImage(TableViewerRow.java:132)
> 	at org.eclipse.jface.viewers.ViewerCell.setImage(ViewerCell.java:170)
> 	at 
org.eclipse.jface.viewers.ColumnLabelProvider.update(ColumnLabelProvider.java:38)
> 	at org.eclipse.jface.viewers.ViewerColumn.refresh(ViewerColumn.java:145)
> 	at 
org.eclipse.jface.viewers.AbstractTableViewer.doUpdateItem(AbstractTableViewer.java:386)
> 	at 
org.eclipse.jface.viewers.StructuredViewer$UpdateItemSafeRunnable.run(StructuredViewer.java:466)
> 	at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:37)
> 	at org.eclipse.core.runtime.Platform.run(Platform.java:880)
> 	at org.eclipse.ui.internal.JFaceUtil$1.run(JFaceUtil.java:48)
> 	at org.eclipse.jface.util.SafeRunnable.run(SafeRunnable.java:175)
> 	at 
org.eclipse.jface.viewers.StructuredViewer.refreshItem(StructuredViewer.java:1476)
> 	at 
org.eclipse.jface.viewers.AbstractTableViewer.replace(AbstractTableViewer.java:1043)


> I don't understand it.
> Any help please?