The parent view doesn't depend on items - that is, it does not need to re-render if items changes.
David On Sun, Oct 19, 2014 at 1:38 AM, Jonas Enlund <[email protected]> wrote: > Hi > > Interesting work as usual! One quick question: What is the difference between > > (let [xs (om/observe owner (items))] > ...) > > as seen in the sub-view component versus the one in main-view which doesn't > use `om/observe`: > > (let [xs (items)] > ...) > > > /Jonas > > > On Saturday, October 18, 2014 6:53:50 PM UTC+3, David Nolen wrote: >> I'm happy to announce the release of Om 0.8.0-alpha1. This release >> >> includes the single biggest conceptual enhancement since its initial >> >> release - Reference Cursors. >> >> >> >> As we begin to build larger and larger applications with Om, we >> >> often run afoul of the need to organize our application around a >> >> hierarchical tree. This is more problematic than in React itself as Om >> >> emphasizes a programming model that supports full snapshotting of the >> >> application state. This seemingly beneficial property actually >> >> exacerbates the hierachical issue and often leads to an incredible >> >> amount non-modular programming! >> >> >> >> The introduction of Reference Cursors allow Om programmers to stop >> >> thinking in terms of trees and return to a more natural mode of UI >> >> programming - simply calling out into shared APIs around application >> >> data precisely where you need it. No need to pass data through >> >> intermediate components on way to the target child component - >> >> Reference Cursors allow you to get at the data exactly where it is >> >> required and this without abandoning the ability to time travel over >> >> your application state. >> >> >> >> There are more thoughts and details here: >> >> https://github.com/swannodette/om/wiki/Advanced-Tutorial#reference-cursors >> >> >> >> Please give Reference Cursors a try in your application and send lots >> >> of feedback! >> >> >> >> This is an alpha release. No previous Om APIs should be affected, >> >> however the Reference Cursor feature is largely untested beyond >> >> a simple example in the repo. >> >> >> >> https://github.com/swannodette/om >> >> >> >> Cheers, >> >> David > > -- > Note that posts from new members are moderated - please be patient with your > first post. > --- > You received this message because you are subscribed to the Google Groups > "ClojureScript" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To post to this group, send email to [email protected]. > Visit this group at http://groups.google.com/group/clojurescript. -- Note that posts from new members are moderated - please be patient with your first post. --- You received this message because you are subscribed to the Google Groups "ClojureScript" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send email to [email protected]. Visit this group at http://groups.google.com/group/clojurescript.
