Never mind - I have found a solution to my problem. Thanks, Thomas.
On Jan 25, 5:09 pm, Thomas <[email protected]> wrote: > Hi. > > I have an application using a CellTable with paging. The CellTable > gets periodically updated with data through a ListDataProvider.setList > method. I would like to detect and highlight the rows that gets > updated with a flashing animation. I already used this flashing effect > in a previous implementation where I used a Grid instead of a > CellTable. The flashing effect is implemented by using the Animation > class and then apply a background color to the row like this > (simplified): > > DOM.setStyleAttribute(element, "backgroundColor", > currentColorHex); > > Note that the element in this example i a TR element from a Grid > (Grid.getRowFormatter().getElement(rowIndex)). > > My problem now is how to apply this flashing effect to my CellTable. > > I have tried something similar to the above example like this: > > CellTable.getRowElement(rowIndex).getStyle().setBackgroundColor(currentColorHex); > > However, it doesn't work and I suspect it is because I get the > previous row element - that is the row element from just before the > CellTable is getting updated with new data. > > Can you please help me! > > A simplified code example looks like this: > > private FlowPanel panel = new FlowPanel(); > private CellTable cellTable; > private ListDataProvider<MyObject> dataProvider; > > public void setupCellTable() { > cellTable = new CellTable(); > dataProvider = new ListDataProvider<MyObject>(); > dataProvider.addDataDisplay(cellTable); > SimplePager pager = new SimplePager(); > pager.setDisplay(cellTable); > > panel.add(cellTable); > panel.add(pager); > } > > public void updateData(List<MyObject> data) { > dataProvider.setList(data); > > // Now detect which rowindexes have been changed since last > update ... code excluded here. > > // Assume that 'rowIndex' (int) has been updated and we want > to set the background color > // 'currentColorHex' (String). > > cellTable.getRowElement(rowIndex).getStyle().setBackgroundColor(currentColorHex); > } -- You received this message because you are subscribed to the Google Groups "Google Web Toolkit" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/google-web-toolkit?hl=en.
