Re: How to handle celltable selection events?

On 15 sep, 19:34, chiappone <chiapp...@gmail.com> wrote:
> I am using M3 and want to be able to click on a row of my table and be
> able to listen for that event.
>
> I have the following which works fine:
>
> private SingleSelectionModel<DeviceInfo> setSelectionModel(
>                         CellTable<DeviceInfo> cellTable) {
>                 final SingleSelectionModel<DeviceInfo> selectionModel = new
> SingleSelectionModel<DeviceInfo>();
>
>                 Handler selectionHandler = new SelectionChangeEvent.Handler() {
>
>                         @Override
>                         public void onSelectionChange(
>                                         com.google.gwt.view.client.SelectionChangeEvent event) {
>                                 // User user = selectionModel.getSelectedObject();
>                                 dispatcher.execute(
>                                                 getRealtimeAction(DEVICE_CHANNEL, selectionModel
>                                                                 .getSelectedObject().getDeviceId()),
>                                                 new ActionCallback<RealtimeResult>() {
>
>                                                         @Override
>                                                         public void onFailure(Throwable caught) {
>                                                                 // do nothing
>                                                         }
>
>                                                         @Override
>                                                         public void onSuccess(RealtimeResult result) {
>                                                                 // GWT.log("POSTED REALTIME");
>                                                         }
>
>                                                 });
>
>                                 DisplayMessageEvent.fireMessage(eventBus, "Loading...");
>
>                         }
>
>                 };
>
>                 selectionModel.addSelectionChangeHandler(selectionHandler);
>                 // cellTable.setSelectionEnabled(true);
>                 cellTable.setSelectionModel(selectionModel);
>
>                 return selectionModel;
>         }
>
> The problem with this is that if the row is already selected you
> cannot select it again.  I want to fire the event not only
> onSelectionChange but just Selection.  Thanks.

Then you probably should use something like ClickableTextCell, rather
than relying on selection.

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