unfortunately the SWT dev list is not very responsive.
I (as part of the platform.ui team) would like to see these changes, so if you can contribute them to SWT via Gerrit that would be awesome.
You definitely need to add new methods to all platforms. Here is an extract from my interview with Lakshmi (co-SWT project lead) for my "Contribute to the Eclipse project" book. I hope this helps:
Where can a contributor find information how to contribute?
useful information including the steps to setup the development environment, links to articles, Bugzilla
and operating system documentation.
to articles, downloads, frequently asked questions lists, etc.
The SWT newsgroup is a very active user discussion and help forum. See the Eclipse Community
Forums page (expand Eclipse Projects to see SWT) for information on this. SWT development is
your Bugzilla email preferences. If you are modifying or porting SWT and have questions, try the SWT
When someone wants to contribute a new feature or API, he should first open a bug in Bugzilla and
start a discussion to involve the team and community. A contributor can submit his contribution as
a patch through the Gerrit review system for review. It is always good to provide a test case or test
snippet to test the patch.