Ok thanks very much! That worked! I knew it would be something
simple :P
On Jan 29, 12:21 pm, Jason Morris <[email protected]> wrote:
> Heya,
>
> I think your problem is that you are not either:
> 1) clearing the grid before re-populating it
> 2) removing the last row after a remove has been performed
>
> RadioButton rb = new MyRadioButton("group", radioButtonText);
> rb.addClickListener(listener);
> scrollBoxGrid.setWidget(i, 0, rb);
>
> except that the last row is now 1 less than it used to be. So I would say
> just invoking:
> scrollBoxGrid.clear();
> before populating it should do the trick ;)
>
> Hope that helps,
> //J
>
> [email protected] wrote:
> > Hi,
>
> > I have a button which allows the user to remove an item from the
> > system by selecting a Radio Button and pressing 'Remove'. The system
> > then deletes the item from the database and updates the list of radio
> > buttons i.e. it removes the radio button that was selected for
> > deletion. However, I have a bug in that the system does not remove the
> > radio button completely, it just moves everything below the removed
> > item 'up'. For example:
>
> > Item1
> > Item2
> > Item3
> > Item4
>
> > If we delete Item2, item2 disappears, it moves item3 and item4 up so
> > we have a list that looks like this:
>
> > Item1
> > Item3
> > Item4
> > Item4
>
> > So item4 appears twice. I need to obviously remove the bottom radio
> > button when an item is deleted but im a little stuck on how to this,
> > with the way I structures the code. Please can someone offer a
> > soluton?
>
> > Here is my code:
>
> > //Remove Item
> > removeItemButton.addClickListener(new ClickListener() {
> > public void onClick(Widget sender) {
> > boolean msg = Window.confirm("Are you sure you wish to
> > remove "
> > + changedRadioValue + " from the database?");
> > if (msg = true){
> > String removeData = "DELETE FROM
> > catering.items_table WHERE
> > itemName = '" + changedRadioValue + "'";
> > ServerService rpc = new ServerService();
> > rpc.removeItem(removeData, callback2);
> > }
> > }
> > });
>
> > AsyncCallback callback2 = new AsyncCallback()
> > {
> > public void onFailure(Throwable caught)
> > {
> > updateItemsRootPanel.add(new HTML("Failed:" +
> > caught.getMessage()));
> > }
>
> > public void onSuccess(Object result)
> > {
>
> > Window.alert(changedRadioValue + " was successfully removed
> > from the database.");
> > getStatusDataFromServer();
> > }
>
> > };
>
> > ClickListener listener = new ClickListener()
> > {
> > public void onClick(Widget sender)
> > {
> > changedRadioValue = MyRadioButton.getCurrentText();;
> > }
> > };
>
> > private void getStatusDataFromServer(){
> > ServerService.getInstance().getStatusData(
> > new ServerStatsUpdater());
> > }
>
> > //inner class setting up the radio buttons
>
> > class ServerStatsUpdater extends AbstractAsyncHandler
> > {
> > public void handleFailure(Throwable caught){
> > }
> > public void handleSuccess(Object result){
> > ServerSQLData data = (ServerSQLData) result;
>
> > for (int i = 0; i<data.itemNameArrayList.size();i++){
> > radioButtonText =
> > data.itemNameArrayList.get(i).toString();
> > RadioButton rb = new MyRadioButton("group",
> > radioButtonText);
> > rb.addClickListener(listener);
>
> > scrollBoxGrid.setWidget(i, 0, rb);
> > }
> > for (int i = 0; i<data.itemQuantityArrayList.size();i++){
> > Label quantityInStock = new Label();
> > quantityInStock.setText(" " +
> > data.itemQuantityArrayList.get(i).toString());
>
> > scrollBoxGrid.setWidget(i, 2, quantityInStock);
> > }
>
> > }
> > }
>
> > Any help much appreciated.
>
> > Regards,
> > Jack
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