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working find-by-class

This commit is contained in:
zilti 2018-10-26 15:29:28 +00:00
parent 465ef8c3d3
commit 0441e6cbec
1 changed files with 2 additions and 6 deletions
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8
src/clojurefx/clojurefx.clj
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@ -144,7 +144,7 @@
;; ## Scene graph walker
(defn- has-method? [node method]
(not (empty? (clojure.lang.Reflector/getMethods (class node) 0 method false))))
(and (not (nil? node)) (not (empty? (clojure.lang.Reflector/getMethods (class node) 0 method false)))))
(defn- graph-node-has-children? [node]
;{:pre [(s/valid? ::node node)]
@ -162,7 +162,6 @@
(defn- graph-node-get-children [node]
{:pre [(s/valid? ::node node)]
:post [coll?]}
(debug "Getting children from" node)
(cond (has-method? node "getChildren") (.getChildren node)
(has-method? node "getGraphic") [(.getGraphic node)]
(has-method? node "getMenus") (.getMenus node)
@ -193,19 +192,16 @@
(defn- contains-class? [node clazz]
{:pre [(s/valid? ::node node) (string? clazz)]
:post [boolean?]}
(debug "NODETEST:" node)
(s/valid? ::node node)
(if (instance? javafx.scene.Scene node)
false
(> 0 (count (filter #(= % clazz) (.getStyleClass node))))))
(< 0 (count (filter #(= % clazz) (.getStyleClass node))))))
(defn find-child-by-class [node clazz]
{:pre [(s/valid? ::node node)
(string? clazz)]
:post [#(or (s/valid? ::node node) nil?)]}
(debug "NODE:" node)
(let [zipper (scenegraph-zipper node)]
(debug "ZIPPER:" zipper)
(filter #(contains-class? % clazz) (flat-zipper zipper))))
;; ## Properties