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; Copyright (c) Christophe Grand, November 2008. All rights reserved.
; The use and distribution terms for this software are covered by the
; Common Public License 1.0 (http://opensource.org/licenses/cpl.php)
; which can be found in the file CPL.TXT at the root of this distribution.
; By using this software in any fashion, you are agreeing to be bound by
; the terms of this license.
; You must not remove this notice, or any other, from this software.
; a repl helper to quickly open JDK javadocs.
(ns clojure.contrib.javadoc)
(defn- open-url-in-browser [url]
(try
(when (clojure.lang.Reflector/invokeStaticMethod "java.awt.Desktop"
"isDesktopSupported" (to-array nil))
(-> (clojure.lang.Reflector/invokeStaticMethod "java.awt.Desktop"
"getDesktop" (to-array nil))
(.browse (java.net.URI. url)))
url)
(catch ClassNotFoundException e
nil)))
(defn- open-url-in-swing [url]
(let [htmlpane (javax.swing.JEditorPane. url)]
(.setEditable htmlpane false)
(.addHyperlinkListener htmlpane
(proxy [javax.swing.event.HyperlinkListener] []
(hyperlinkUpdate [#^javax.swing.event.HyperlinkEvent e]
(when (= (.getEventType e) (. javax.swing.event.HyperlinkEvent$EventType ACTIVATED))
(if (instance? javax.swing.text.html.HTMLFrameHyperlinkEvent e)
(-> htmlpane .getDocument (.processHTMLFrameHyperlinkEvent e))
(.setPage htmlpane (.getURL e)))))))
(doto (javax.swing.JFrame.)
(setContentPane (javax.swing.JScrollPane. htmlpane))
(setBounds 32 32 700 900)
(show))))
(defn javadoc
"Opens a browser window displaying the javadoc for the argument."
[class-or-object]
(let [c (if (instance? Class class-or-object)
class-or-object
(class class-or-object))
url (str "http://java.sun.com/javase/6/docs/api/"
(-> c .getName (.replace \. \/) (.replace \$ \.))
".html")]
(or (open-url-in-browser url) (open-url-in-swing url))))
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