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;;; browse.clj -- start a web browser from Clojure
; Copyright (c) Christophe Grand, December 2008. All rights reserved.
; The use and distribution terms for this software are covered by the
; Eclipse Public License 1.0 (http://opensource.org/licenses/eclipse-1.0.php)
; which can be found in the file epl-v10.html 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.
(ns clojure.contrib.javadoc.browse
(:require [clojure.contrib.shell-out :as sh])
(:import (java.net URI)))
(defn- macosx? []
(-> "os.name" System/getProperty .toLowerCase
(.startsWith "mac os x")))
(def *open-url-script* (when (macosx?) "/usr/bin/open"))
(defn open-url-in-browser
"Opens url (a string) in the default system web browser. May not
work on all platforms. Returns url on success, nil if not
supported."
[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 (URI. url)))
url)
(catch ClassNotFoundException e
nil)))
(defn open-url-in-swing
"Opens url (a string) in a Swing window."
[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 browse-url [url]
(or (open-url-in-browser url) (when *open-url-script* (sh/sh *open-url-script* (str url)) true) (open-url-in-swing url)))
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