RE: BText and Unicode-encoded characters

Sorry, but it didn't work. Result:
<span>???</span>

Timo


At 07:37 13.2.2003 -0500, Christian Cryder wrote:
>Try this:
>
>BText btext4 = new BText("" + btext1 + btext2 + btext3);
>
>----------------------------------------------
>Christian Cryder [[email protected]]
>Internet Architect, ATMReports.com
>Barracuda - http://barracudamvc.org
>----------------------------------------------
>"Coffee? I could quit anytime, just not today"
>
> > -----Original Message-----
> > From: [email protected]
> > [mailto:[email protected]]On Behalf Of Timo H Jarvinen
> > Sent: Thursday, February 13, 2003 4:20 AM
> > To: [email protected]; [email protected]
> > Subject: RE: [Barracuda] BText and Unicode-encoded characters
> >
> >
> > Hello Christian! The "ugly" option below has a problem:
> > operator + cannot be applied to
> > org.enhydra.barracuda.core.comp.BText,org.enhydra.barracuda.core.c
> > omp.BText
> >
> > The ugly option would be enough for me if it works. If there is no other
> > option than testing the BTextBuffer component, I can do it.
> >
> > Timo
> > http://www.vtt.fi/
> >
> >
> > At 08:37 12.2.2003 -0500, Christian Cryder wrote:
> > >Hey Timo! One more thought...
> > >
> > >Another option which might actually be more elegant would be to
> > do the same
> > >thing I discussed in my previous email, but to actually create a new
> > >BTextBuffer component. So you would just do something like this:
> > >
> > >     BTextBuffer btb = new BTextBuffer(vc);
> > >     btb.appendMarkup("<span>");
> > >     btb.appendText("\u03a3\u03c5\u03bd");
> > >     btb.appendMarkup("</span>");
> > >     return btb;
> > >
> > >This component would then delegate to Btext objects accordingly, but it
> > >would all be behind the scenes. Obviously, adding a new component would
> > >require a little work in the barracuda.core packages, but I'd be
> > willing to
> > >write this if you'd be willing to help test it. I can certainly think of
> > >places something like this might prove useful...
> > >
> > >Let me know what you think...
> > >
> > >Christian
> > >----------------------------------------------
> > >Christian Cryder [[email protected]]
> > >Internet Architect, ATMReports.com
> > >Barracuda - http://barracudamvc.org
> > >----------------------------------------------
> > >"Coffee? I could quit anytime, just not today"
> > >
> > > > -----Original Message-----
> > > > From: [email protected]
> > > > [mailto:[email protected]]On Behalf Of Christian Cryder
> > > > Sent: Wednesday, February 12, 2003 8:21 AM
> > > > To: [email protected]
> > > > Subject: RE: [Barracuda] BText and Unicode-encoded characters
> > > >
> > > >
> > > > Another option, albeit somewhat ugly, would be to do inline your
> > > > BTexts like
> > > > this:
> > > >
> > > > //CDATA
> > > > BText btext1 = new BText("<span>");
> > > > btext1.setDefaultViewContext(vc);
> > > > btext1.setAllowMarkupInText(true);
> > > >
> > > > //encoded text
> > > > BText btext2 = new BText("\u03a3\u03c5\u03bd");
> > > > btext3.setDefaultViewContext(vc);
> > > > btext2.setAllowMarkupInText(false);
> > > >
> > > > //more CDATA
> > > > BText btext3 = new BText("</span>");
> > > > btext3.setDefaultViewContext(vc);
> > > > btext3.setAllowMarkupInText(true);
> > > >
> > > > //the final text component that combines them
> > > > BText btext4 = new BText(btext1 + btext2 + btext3);
> > > > btext4.setAllowMarkupInText(true);
> > > > return btext4;
> > > >
> > > > Now obviously, this is a bit of a pain, but I'm pretty sure this
> > > > will work.
> > > > The setDefaultViewContext(vc) is necessary so that when you call the
> > > > components' toString() method down in the contructor of
> > btext4, they will
> > > > properly render.
> > > >
> > > > You could probably abstract it a bit using helper/utility
> > methods to get
> > > > your implementation down to a couple lines of code...
> > > >
> > > > return getText((getText("<span>", vc, true) +
> > > >                 getText("\u03a3\u03c5\u03bd", vc, false) +
> > > >                 getText("</span>", vc, true)), vc, true);
> > > >
> > > > public static BText getText(String text, ViewContext vc, boolean
> > > > allowMarkup) {
> > > >     BText btext = new BText(text);
> > > >     btext.setDefaultViewContext(vc);
> > > >     btext.setAllowMarkupInText(allowMarkup);
> > > >     return btext;
> > > > }
> > > >
> > > > Let me know if any of this doesn't make sense...
> > > >
> > > > Christian
> > > > ----------------------------------------------
> > > > Christian Cryder [[email protected]]
> > > > Internet Architect, ATMReports.com
> > > > Barracuda - http://barracudamvc.org
> > > > ----------------------------------------------
> > > > "Coffee? I could quit anytime, just not today"
> > > >
> > > > > -----Original Message-----
> > > > > From: [email protected]
> > > > > [mailto:[email protected]]On Behalf Of Richard Kunze
> > > > > Sent: Wednesday, February 12, 2003 6:37 AM
> > > > > To: [email protected]
> > > > > Subject: Re: [Barracuda] BText and Unicode-encoded characters
> > > > >
> > > > >
> > > > > On Wednesday 12 February 2003 09:41, Timo H Jarvinen wrote:
> > > > > > When setAllowMarkupInText(false), it works. Unfortunately, we
> > > > are using
> > > > > > BText to add content with arbitrary markup to the page.
> > This kind of
> > > > > > content would be difficult to render using standard Barracuda
> > > > > components.
> > > > > > Therefore, we really need setAllowMarkupInText(true).
> > > > > >
> > > > > > Shawn Wilson wrote:
> > > > > > Okay so that's one point. Now, it sounds like Timo wants
> > > > something like
> > > > > > "\u03a3\u03c5" to translate into the HTML entities of
> > "&#931;&#965;".
> > > > > >
> > > > > > That's exactly what I would like to have.
> > > > >
> > > > > Sounds a bit like you want to eat your cake and keep it too :-)
> > > > >
> > > > > As I've said in a previous mail, a CDATA section (which doesn't
> > > > > exist in HTML
> > > > > so XMLC can recycle it for that purpose) in the DOM  tells
> > the XMLC HTML
> > > > > renderer to output that particular DOM node as is, without
> > > > > applying the usual
> > > > > automatic escapes. On the one hand, this means that "<" and
> > ">" aren't
> > > > > escaped to "&lt;" and "&gt;", which allows you to put
> > markup in a CDATA
> > > > > section. On the other hand, it means that characters that can't
> > > > > be displayed
> > > > > in the character set used for output aren't escaped to the
> > > > > corresponding HTML
> > > > > entities.
> > > > >
> > > > > To get it working nonetheless, you've got three (well, two
> > > > > realistic and one
> > > > > that's probably not going to work :-) options:
> > > > >
> > > > > - Don't use allowMarkupInText(true), but instead parse your
> > > > > markup snippets
> > > > > into small DOM trees and insert those into the page
> > > > > - Escape the offending characters by hand.
> > > > > org.enhydra.xml.io.HTMLEntities
> > > > > provides a couple of convenience methods for converting
> > > > > characters to named
> > > > > entities, and you can get the code for converting
> > characters to numeric
> > > > > entities from org.enhydra.xml.io.HTMLFormatter.writeCharacter().
> > > > > - Make sure all browsers accessing your application accept UTF-8
> > > > > as transport
> > > > > encoding (most modern browsers do, but must be configured to do
> > > > > so), and tell
> > > > > Barracuda to use UTF-8 for sending HTML pages.
> > > > >
> > > > > Hope this helps,
> > > > >
> > > > > Richard
> > > > >
> > > > > --
> > > > > Richard Kunze
> > > > >
> > > > > [ t]ivano Software, Bahnhofstr. 18, 63263 Neu-Isenburg
> > > > > Tel.: +49 6102 80 99 07 - 0, Fax.: +49 6102 80 99 07 - 1
> > > > > http://www.tivano.de, [email protected]
> > > > >
> > > >
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