From d89f36b67ea1d838a78523538a24e044518f3587 Mon Sep 17 00:00:00 2001
From: mcentner <mcentner@8a26b1a7-26f0-462f-b9ef-d0e30c41f5a4>
Date: Tue, 26 Jan 2010 16:22:56 +0000
Subject: MOCCA 1.2.11 with SHA-2 enabled.

git-svn-id: https://joinup.ec.europa.eu/svn/mocca/branches/mocca-1.2.11-sha2@599 8a26b1a7-26f0-462f-b9ef-d0e30c41f5a4
---
 .../gv/egiz/bku/local/gui/LocalHelpListener.java   | 61 ++++++++++++++++++++++
 1 file changed, 61 insertions(+)
 create mode 100644 mocca-1.2.11/BKULocal/src/main/java/at/gv/egiz/bku/local/gui/LocalHelpListener.java

(limited to 'mocca-1.2.11/BKULocal/src/main/java/at/gv/egiz/bku/local/gui/LocalHelpListener.java')

diff --git a/mocca-1.2.11/BKULocal/src/main/java/at/gv/egiz/bku/local/gui/LocalHelpListener.java b/mocca-1.2.11/BKULocal/src/main/java/at/gv/egiz/bku/local/gui/LocalHelpListener.java
new file mode 100644
index 00000000..c957e132
--- /dev/null
+++ b/mocca-1.2.11/BKULocal/src/main/java/at/gv/egiz/bku/local/gui/LocalHelpListener.java
@@ -0,0 +1,61 @@
+/*
+ * Copyright 2008 Federal Chancellery Austria and
+ * Graz University of Technology
+ * 
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package at.gv.egiz.bku.local.gui;
+
+import at.gv.egiz.bku.gui.AbstractHelpListener;
+import at.gv.egiz.bku.gui.DefaultHelpListener;
+import java.awt.Desktop;
+import java.io.IOException;
+import java.net.URISyntaxException;
+import java.net.URL;
+import java.util.Locale;
+
+/**
+ * Open help document in browser, fallback to default (swing dialog) if Java Desktop API not supported.
+ * 
+ * @author Clemens Orthacker <clemens.orthacker@iaik.tugraz.at>
+ */
+public class LocalHelpListener extends AbstractHelpListener {
+
+  protected Desktop desktop;
+  protected DefaultHelpListener fallback;
+
+  public LocalHelpListener(URL baseURL, Locale locale) {
+    super(baseURL, locale);
+    if (Desktop.isDesktopSupported()) {
+      desktop = Desktop.getDesktop();
+    } else {
+      log.info("Java Desktop API not available on current platform (libgnome installed?), falling back to DefaultHelpListener");
+      fallback = new DefaultHelpListener(baseURL, locale);
+    }
+  }
+
+  @Override
+  public void showDocument(URL helpDocument, String helpTopic) throws IOException, URISyntaxException {
+    if (desktop != null) {
+      if (!desktop.isSupported(Desktop.Action.BROWSE)) {
+        log.error("Failed to open default browser: The system provides the Desktop API, but does not support the BROWSE action");
+      } else {
+        Desktop.getDesktop().browse(helpDocument.toURI());
+      }
+    } else if (fallback != null) {
+      fallback.showDocument(helpDocument, helpTopic);
+    } else {
+      log.error("failed to display help document");
+    }
+  }
+}
-- 
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