you have not specified the events you want your cell to consume. You will
have to add a constructor and specify the events you want to consume
AbstractButtonCell() {
super(new String[] { "click", "keydown" });
//do rest of the init;
}
~Ashwin
On Wed, Jun 29, 2011 at 7:30 PM, Tod Jackson <[email protected]> wrote:
> Greetings,
>
> First off, the sample I'm describing here is just a trimmed down version of
> what I'm really going for. What I'm really trying to do is put a FileUpload
> widget (gwtupload) inside a Cell so for each row within the table, the user
> can select one or more files and upload them. I know one wouldn't typically
> do what I'm describing here because there are other Cell widgets available
> that cover it. I've just trimmed it down to this to try and make sure I
> understand what I can/can't do in an AbstractCell. When I saw this behavior
> as I was trying to use the file upload widget from gwtupload, I simplified
> it to try and get an idea as to where the issue might be. The bottom line
> is it appears as though when creating an AbstractCell that contains a
> button, I am unable to get the button to fire it's click handler. Here's
> some sample code that should demonstrate what I'm trying to do in this
> narrowed down case:
>
> My AbstractCell:
>
> private static class AbstractButtonCell extends AbstractCell<String> {
>
> @Override
>
> public void render(com.google.gwt.cell.client.Cell.Context context,
>
> final String value, SafeHtmlBuilder sb) {
>
>
> if (value == null) {
>
> return;
>
> }
>
>
> VerticalPanel buttonPanel = new VerticalPanel();
>
> Button addLinkButton = new Button("Click " + value);
>
> addLinkButton.addClickHandler(new ClickHandler() {
>
> public void onClick(ClickEvent event) {
>
> Window.alert("You clicked " + value);
>
> }
>
> });
>
> buttonPanel.add(addLinkButton);
>
> sb.appendHtmlConstant(buttonPanel.toString());
>
> }
>
> }
>
>
> My column that's using the AbstractCell above:
>
>
> AbstractButtonCell buttonCell = new AbstractButtonCell();
>
> Column<SimilarApplication, String> buttonColumn =
>
> new Column<SimilarApplication, String> (buttonCell) {
>
> @Override
>
> public String getValue(SimilarApplication object) {
>
> return object.getName();
>
> }
>
> };
>
> _cellTable.addColumn(buttonColumn, "A Button");
>
>
> So, when the cell renders, it's got a button in it that says "Click
> <whatever comes from object.getName()". However, when I click the button,
> it's onClick handler doesn't seem to fire. I've looked through several
> other posts that discuss AbstractCells but I haven't been able to find one
> that describes quite what I'm seeing.
>
> Any thoughts or suggestions would be greatly appreciated. Thanks.
>
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