Added maps as form of arguments for the build macro.

project.clj

@@ -1,6 +1,9 @@
 (defproject clojurefx "0.1.0-SNAPSHOT"
-  :description "Helper functions and probably a wrapper to simplify usage of JavaFX in Clojure.<br/>
-You'll need to have jfxrt.jar in your local maven repository. See [this coderwall protip](https://coderwall.com/p/4yjy1a) for how to make this happen."
+  :description "Helper functions and probably a wrapper to simplify usage of JavaFX in Clojure.
+
+You'll need to have jfxrt.jar in your local maven repository. See [this coderwall protip](https://coderwall.com/p/4yjy1a) for how to make this happen.
+
+**This is not yet on clojars, but it will be there soon. Until then, clone it and install locally.**"
   :url "https://www.github.com/zilti/clojurefx"
   :license {:name "Eclipse Public License"
             :url "http://www.eclipse.org/legal/epl-v10.html"}

src/clojurefx/core.clj

@@ -90,11 +90,21 @@ Don't use this yourself; See the macros \"build\" and \"deffx\" below.
                                        (symbol (str k "." (camel (name builder))))))))))
 
 (defmacro build
-  "This helper macro makes it easier to use the [JavaFX builder classes](http://docs.oracle.com/javafx/2/api/javafx/util/Builder.html). Example: (build button (text \"Close me.\") (cancelButton true))."
+  "This helper macro makes it easier to use the [JavaFX builder classes](http://docs.oracle.com/javafx/2/api/javafx/util/Builder.html). You can also use a map, so it is possible to compose the arguments for the builder over time.
+
+**Examples:**
+
+ * `(build button (text \"Close me.\") (cancelButton true))`
+ * `(build button {:text \"Close me.\" :cancelButton true})`"
   [what & args]
-  `(.. ~(get-qualified what) create
-       ~@args
-       build))
+  (if (and (= 1 (count args))
+           (map? (first args)))
+    `(build ~what ~@(for [entry# (keys (first args))]
+                      `(~(symbol (name entry#)) ~((first args) entry#))))
+    
+    `(.. ~(get-qualified what) create
+         ~@args
+         build)))
 
 (defmacro deffx
   "Uses build and assigns the result to a symbol."