Thank you for the detailed explanation. 2010/3/29 Bob Kerns <[email protected]>
> It's really a bit more complicated than that, to do it right. > > People don't just use LTR or RTL. There's a lot of mixed text, and > people use a mix of applications which are and aren't localized to RTL > languages. > > When the languages are intermixed, there's two different ways for > things to behave -- it boils down to which direction is "primary", and > which one is the one that's considered embedded. This affects a whole > lot of things, like selection behavior. > > To do it right, these should all be coordinated, rather than a bunch > of individual settings. So if you are using English, but an occasional > bit of Arabic, the scroll bars should remain on the right. But if > you're reading Arabic text, with an occasional American name or an > English Technical term, then they should be on the left. > > This is why it's not really right to be doing this yourself. (I > realize you don't have a choice at the moment, I'm talking about how > things should be in theory). So I hope they can get their RTL stuff > working well and to users before too many people have to do it the > hard way like you have. > > There's a third orientation of text as well! The CJK scripts -- > Chinese, Japanese, Korean -- are traditionally written top-to-bottom, > right-to-left. But everyone is accustomed to working with these > languages LTR as well, so support for this is generally considered > less important. Arabic, because of the way the letters connect (and > change depending on what they're connected to), just won't work LTR! > > Still, the top-down format remains in widespread use. LTR was first > used in 1915, according to Wikipedia., but there are still many > contexts and purposes people would find LTR surprising. Japanese manga > (comic books) are nearly always written top-to bottom, as are most > advertisements, etc. > > Handling the world's writing systems is a complex task! > > With English, we have it easy -- the worst we have to deal with are > variable-width fonts and capital/lower-case distinctions, and a tiny > alphabet. > > On Mar 29, 3:53 am, emna zeddini <[email protected]> wrote: > > Hello, > > Just I have a l suggestion, why don't you in the futur add a field in > which > > android users can > > choose between left side or right side scrollbars so that you satisfy the > > needs of both RTL and LTR > > languages. > > Best regards. > > > > 2010/3/27 emna zeddini <[email protected]> > > > > > > > > > Hello,. > > > Is there a way to have a scrollbar on the left side? > > > Thanks in advance > > -- > You received this message because you are subscribed to the Google > Groups "Android Developers" group. > To post to this group, send email to [email protected] > To unsubscribe from this group, send email to > [email protected]<android-developers%[email protected]> > For more options, visit this group at > http://groups.google.com/group/android-developers?hl=en > > To unsubscribe from this group, send email to android-developers+ > unsubscribegooglegroups.com or reply to this email with the words "REMOVE > ME" as the subject. > -- You received this message because you are subscribed to the Google Groups "Android Developers" group. To post to this group, send email to [email protected] To unsubscribe from this group, send email to [email protected] For more options, visit this group at http://groups.google.com/group/android-developers?hl=en To unsubscribe from this group, send email to android-developers+unsubscribegooglegroups.com or reply to this email with the words "REMOVE ME" as the subject.
