IMO that would needlessly complicate an otherwise simple construct, especially since a simple macro can endlessly customise it.
Thanks, Ambrose On Sat, Mar 1, 2014 at 12:40 AM, Adam Clements <adam.cleme...@gmail.com>wrote: > That works perfectly, thanks! > > It does feel like it should just work as a normal case statement though, > where the value is static final, and warn if it isn't. Is there a good > reason this shouldn't be supported by the case statement that anyone can > think of? Worth filing an enhancement request on clojure core? > > Thanks, > Adam > > > Adam > > > On Fri, Feb 28, 2014 at 4:21 PM, Ambrose Bonnaire-Sergeant < > abonnaireserge...@gmail.com> wrote: > >> I'm not 100% sure if this works, but have you tried writing a macro that >> gets the >> Java field value, and inserting into the case statement? >> >> (defmacro motion-case [...] >> `(case .. >> ~MotionEvent/ACTION_POINTER_DOWN ... >> ~ MotionEvent/ACTION_UP ... >> )) >> >> >> On Sat, Mar 1, 2014 at 12:15 AM, Adam Clements >> <adam.cleme...@gmail.com>wrote: >> >>> I'm having some trouble with java constants in a case statement. I know >>> I could use condp, but these are things I could put in a java switch >>> statement and so it's annoying to give up constant time dispatch: >>> >>> (case (.getActionMasked event) >>> MotionEvent/ACTION_POINTER_DOWN :down >>> MotionEvent/ACTION_UP :up >>> MotionEvent/ACTION_POINTER_UP :up >>> MotionEvent/ACTION_MOVE :move >>> MotionEvent/ACTION_CANCEL :cancel >>> MotionEvent/ACTION_OUTSIDE :outside >>> :none)) >>> >>> Always gives me :none because java constants aren't literals, it >>> dispatches on the symbol instead. Is there a way to do this without >>> resorting to condp = or am I stuck? Should this be a something that case >>> handles by default? I can't think of a reason these couldn't be converted >>> to literals... >>> >>> Thanks, >>> >>> Adam >>> >>> -- >>> You received this message because you are subscribed to the Google >>> Groups "Clojure" group. >>> To post to this group, send email to clojure@googlegroups.com >>> Note that posts from new members are moderated - please be patient with >>> your first post. >>> To unsubscribe from this group, send email to >>> clojure+unsubscr...@googlegroups.com >>> For more options, visit this group at >>> http://groups.google.com/group/clojure?hl=en >>> --- >>> You received this message because you are subscribed to the Google >>> Groups "Clojure" group. >>> To unsubscribe from this group and stop receiving emails from it, send >>> an email to clojure+unsubscr...@googlegroups.com. >>> For more options, visit https://groups.google.com/groups/opt_out. >>> >> >> -- >> You received this message because you are subscribed to the Google >> Groups "Clojure" group. >> To post to this group, send email to clojure@googlegroups.com >> Note that posts from new members are moderated - please be patient with >> your first post. >> To unsubscribe from this group, send email to >> clojure+unsubscr...@googlegroups.com >> For more options, visit this group at >> http://groups.google.com/group/clojure?hl=en >> --- >> You received this message because you are subscribed to the Google Groups >> "Clojure" group. >> To unsubscribe from this group and stop receiving emails from it, send an >> email to clojure+unsubscr...@googlegroups.com. >> For more options, visit https://groups.google.com/groups/opt_out. >> > > -- > You received this message because you are subscribed to the Google > Groups "Clojure" group. > To post to this group, send email to clojure@googlegroups.com > Note that posts from new members are moderated - please be patient with > your first post. > To unsubscribe from this group, send email to > clojure+unsubscr...@googlegroups.com > For more options, visit this group at > http://groups.google.com/group/clojure?hl=en > --- > You received this message because you are subscribed to the Google Groups > "Clojure" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to clojure+unsubscr...@googlegroups.com. > For more options, visit https://groups.google.com/groups/opt_out. > -- You received this message because you are subscribed to the Google Groups "Clojure" group. To post to this group, send email to clojure@googlegroups.com Note that posts from new members are moderated - please be patient with your first post. To unsubscribe from this group, send email to clojure+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/clojure?hl=en --- You received this message because you are subscribed to the Google Groups "Clojure" group. To unsubscribe from this group and stop receiving emails from it, send an email to clojure+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/groups/opt_out.
