[news.eclipse.platform] Re: Popup Menu item enablement

[Paul Keyser <rolarenfan@xxxxxxxxxxxxx>]

Zheng Xie wrote:
> I enable/disable an action in the selectionChanged() event, see below:
...
> The problem I have is, when the outside condition is changed, if the 
> user come back to the same selected tree item, selectionChanged() is not 
> triggered, even the enablement should be changed for "publish", it won't 
> happen.

There's no built-in solution for that case, AFAIK; I had a somewhat similar issue, and dealt with it 
by having the outside condition-changing event *send* a new SelectionChangedEvent to the 
SelectionProvider that the action is listenng to. Perhaps some similar solution would work for you?

HTH,
Paul