[brailleblaster] Re: SWT Browser Contrl
- From: "John J. Boyer" <john.boyer@xxxxxxxxxxxxxxxxx>
- To: brailleblaster@xxxxxxxxxxxxx
- Date: Wed, 2 Feb 2011 11:57:47 -0600
Alex,
This sounds good. It would be nice if somebody could supply URLs for
Java servlets and calling Java from Javascript. Incidentally, I know
almost nothing about Javascropt. How is it related to Java, and how is
it included in a Web page/ ore dumb questions.
John
On Wed, Feb 02, 2011 at 09:40:43AM -0800, Alex Jurgensen wrote:
> Hi John,
>
> Since Firefox is accessible on Window/Linux and Webkit is accessible on the
> Mac, it would follow that accessibility would work just fine.
>
> However, if there is a doubt, at least on the Mac, Eclipse's start up screen
> is done in the SWT brower, if I am not mistaken.
>
> That may be a way to test this out for accessibility.
>
> Regards,
> Alex,
>
>
> On 2011-02-02, at 9:35 AM, John J. Boyer wrote:
>
> > Thanks. This does help and is very interesting. Maybe we can get a
> > desktop application and a Web application at the same time. I'm not
> > changing course, but this is a possibility worth looking at. One problem
> > is that we might not know about accessibility until we tried it.
> >
> > John
> >
> > On Wed, Feb 02, 2011 at 09:13:09AM -0800, Chris von See wrote:
> >> Up front: I'm not necessarily advocating use of the SWT browser
> >> control as a UI - it was more of a response to some of the concerns
> >> expressed about the accessibility of SWT. I've been curious about the
> >> accessibility of the SWT browser control for my own purposes - Freedom
> >> Scientific won't say that they support it, and I haven't talked to the
> >> WindowEyes folks yet - so this seemed like a good opportunity to both
> >> throw out a possibly viable option and get some info myself.
> >>
> >> Having said that, if you chose to use the SWT browser control you
> >> would in essence be writing a web-based braille application, most
> >> likely using an embedded servlet container such as Jetty. What you
> >> end up with may well be something similar to Google Docs; similar
> >> approaches are used in numerous applications, but whether it works for
> >> BrailleBlaster would depend on the functionality you want to
> >> implement. Our TAMC application uses an embedded Jetty container to
> >> render a HTML UI, but it uses a regular browser window (whatever the
> >> user's default browser is) and not the SWT browser window. The system
> >> default browser can be launched using the Desktop.browse() or
> >> Desktop.open() methods in JDK 1.6 and later.
> >>
> >> Here's a half-formed possible approach: Much of the back-end
> >> functionality of BrailleBlaster (file load/save, search/replace,
> >> translation, etc.) would be implemented much as it is envisioned now,
> >> except that the user interface would be implemented using some
> >> combination of HTML, JavaScript, Java servlets and/or other
> >> technologies (UI builders such as Java Server Faces or Freemarker, and/
> >> or a web framework such as Apache Struts, Apache Wicket or even
> >> Spring, for example). Editing would be done in an HTML text control
> >> or in an ActiveX text editor (not sure about accessibility in this
> >> case, but there are lots of options out there), with buttons,
> >> checkboxes, and other controls implemented using HTML. It's possible
> >> to call Java from JavaScript inside the SWT browser control, so if you
> >> need an immediate reaction to the changing of control state you should
> >> be able to do it with Java if JavaScript isn't enough. For multiple
> >> views you would probably open multiple SWT shells, each with its own
> >> browser control.
> >>
> >> There are lots of code snippets for the browser control at
> >> http://www.eclipse.org/swt/snippets/#browser , and the SWT example set
> >> includes a BrowserExample application which can be downloaded from
> >> http://help.eclipse.org/helios/index.jsp?topic=/org.eclipse.platform.doc.isv/reference/api/org/eclipse/swt/browser/package-summary.html
> >>
> >> Hope this helps...
> >>
> >>
> >> Cheers
> >> Chris
> >>
> >> On Feb 2, 2011, at 3:22 AM, John J. Boyer wrote:
> >>
> >>> Chris von See, could you elaborate on your idea of making the
> >>> framework
> >>> of BrailleBlaster in SWT and presenting the GUI content with html in
> >>> the
> >>> browser control? When it is asked to produce UTDML liblouisutdml
> >>> produces output in Daisy xml format. This would work ni cely with a
> >>> browser if we have a way of presenting the menus and the Daisy and
> >>> Braille views.
> >>>
> >>> What does the SWT browser control do if it gets a text file?
> >>>
> >>> Thanks,
> >>> John
> >>>
> >>> --
> >>> John J. Boyer; President, Chief Software Developer
> >>> Abilitiessoft, Inc.
> >>> http://www.abilitiessoft.com
> >>> Madison, Wisconsin USA
> >>> Developing software for people with disabilities
> >>>
> >>>
> >>
> >
> > --
> > John J. Boyer; President, Chief Software Developer
> > Abilitiessoft, Inc.
> > http://www.abilitiessoft.com
> > Madison, Wisconsin USA
> > Developing software for people with disabilities
> >
> >
>
--
John J. Boyer; President, Chief Software Developer
Abilitiessoft, Inc.
http://www.abilitiessoft.com
Madison, Wisconsin USA
Developing software for people with disabilities
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