[#484] European Language support

git-svn-id: https://joinup.ec.europa.eu/svn/mocca/trunk@535 8a26b1a7-26f0-462f-b9ef-d0e30c41f5a4

5 files changed, 203 insertions, 48 deletions

diff --git a/BKUCommonGUI/src/main/java/at/gv/egiz/bku/gui/BKUGUIImpl.java b/BKUCommonGUI/src/main/java/at/gv/egiz/bku/gui/BKUGUIImpl.java
index e83502a8..8df4bd72 100644
--- a/BKUCommonGUI/src/main/java/at/gv/egiz/bku/gui/BKUGUIImpl.java
+++ b/BKUCommonGUI/src/main/java/at/gv/egiz/bku/gui/BKUGUIImpl.java
@@ -17,6 +17,8 @@
 
 package at.gv.egiz.bku.gui;
 
+import at.gv.egiz.bku.gui.viewer.FontProviderException;
+import at.gv.egiz.bku.gui.viewer.FontProvider;
 import at.gv.egiz.smcc.PINSpec;
 import at.gv.egiz.stal.HashDataInput;
 import java.awt.Color;
@@ -73,6 +75,7 @@ public class BKUGUIImpl implements BKUGUIFacade {
     protected HelpKeyListener helpKeyListener;
     protected SwitchFocusFocusListener switchFocusKeyListener;
     protected SecureViewerDialog secureViewer;
+    protected FontProvider fontProvider;
     
     protected Container contentPane;
     protected ResourceBundle messages;
@@ -115,8 +118,9 @@ public class BKUGUIImpl implements BKUGUIFacade {
      */
     public BKUGUIImpl(Container contentPane, 
             Locale locale, 
-            Style guiStyle, 
+            Style guiStyle,
             URL background, 
+            FontProvider fontProvider,
             ActionListener helpListener,
             SwitchFocusListener switchFocusListener) {
       this.contentPane = contentPane;
@@ -139,7 +143,8 @@ public class BKUGUIImpl implements BKUGUIFacade {
       registerHelpListener(helpListener);
       
       registerSwitchFocusListener(switchFocusListener);
-      
+
+      this.fontProvider = fontProvider;
       createGUI(background);
     }
     
@@ -1386,7 +1391,12 @@ public class BKUGUIImpl implements BKUGUIFacade {
 
             @Override
             public void run() {
-              showSecureViewer(dataToBeSigned.get(0)); 
+              try {
+                showSecureViewer(dataToBeSigned.get(0));
+              } catch (FontProviderException ex) {
+                log.error("failed to display secure viewer", ex);
+                showErrorDialog(ERR_VIEWER, new Object[] {ex.getMessage()}, backListener, backCommand);
+              }
             }
           });
        
@@ -1407,12 +1417,12 @@ public class BKUGUIImpl implements BKUGUIFacade {
      * @param saveListener
      * @param saveCommand
      */
-    private void showSecureViewer(HashDataInput dataToBeSigned) {
+    private void showSecureViewer(HashDataInput dataToBeSigned) throws FontProviderException {
       
       log.debug("show secure viewer [" + Thread.currentThread().getName() + "]");
       if (secureViewer == null) {
         secureViewer = new SecureViewerDialog(null, messages,
-                helpMouseListener.getActionListener());
+                fontProvider, helpMouseListener.getActionListener());
 
         // workaround for [#439]
         // avoid AlwaysOnTop at least in applet, otherwise make secureViewer AlwaysOnTop since MOCCA Dialog (JFrame created in LocalSTALFactory) is always on top.
@@ -1485,7 +1495,12 @@ public class BKUGUIImpl implements BKUGUIFacade {
                   int selectionIdx = lsm.getMinSelectionIndex();
                   if (selectionIdx >= 0) {
                     final HashDataInput selection = signedReferences.get(selectionIdx);
-                    showSecureViewer(selection);
+                    try {
+                      showSecureViewer(selection);
+                    } catch (FontProviderException ex) {
+                      log.error("failed to display secure viewer", ex);
+                      showErrorDialog(ERR_VIEWER, new Object[] {ex.getMessage()}, backListener, backCommand);
+                    }
                   }
                 }
               });
diff --git a/BKUCommonGUI/src/main/java/at/gv/egiz/bku/gui/BKUIcons.java b/BKUCommonGUI/src/main/java/at/gv/egiz/bku/gui/BKUIcons.java
new file mode 100644
index 00000000..92d6897b
--- /dev/null
+++ b/BKUCommonGUI/src/main/java/at/gv/egiz/bku/gui/BKUIcons.java
@@ -0,0 +1,57 @@
+/*
+ * 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.gui;
+
+import java.awt.Image;
+import java.io.IOException;
+import java.net.URL;
+import java.util.ArrayList;
+import javax.imageio.ImageIO;
+import org.apache.commons.logging.Log;
+import org.apache.commons.logging.LogFactory;
+
+/**
+ *
+ * @author Clemens Orthacker <clemens.orthacker@iaik.tugraz.at>
+ */
+public class BKUIcons {
+
+  protected static final Log log = LogFactory.getLog(BKUIcons.class);
+
+  /** 16x16, 24x24, 32x32, 48x48, 128x128 pixels */
+  public static final ArrayList<Image> icons = new ArrayList<Image>();
+
+  static {
+    String[] iconResources = new String[] {
+      "/at/gv/egiz/bku/gui/chip16.png",
+      "/at/gv/egiz/bku/gui/chip24.png",
+      "/at/gv/egiz/bku/gui/chip32.png",
+      "/at/gv/egiz/bku/gui/chip48.png",
+      "/at/gv/egiz/bku/gui/chip128.png" };
+    for (String ir : iconResources) {
+      URL resource = BKUIcons.class.getResource(ir);
+      if (ir != null) {
+        try {
+          icons.add(ImageIO.read(resource));
+        } catch (IOException ex) {
+          log.warn("failed to load mocca icon " + ir, ex);
+        }
+      }
+    }
+  }
+}
diff --git a/BKUCommonGUI/src/main/java/at/gv/egiz/bku/gui/SecureViewerDialog.java b/BKUCommonGUI/src/main/java/at/gv/egiz/bku/gui/SecureViewerDialog.java
index ef70f94b..1883fce5 100644
--- a/BKUCommonGUI/src/main/java/at/gv/egiz/bku/gui/SecureViewerDialog.java
+++ b/BKUCommonGUI/src/main/java/at/gv/egiz/bku/gui/SecureViewerDialog.java
@@ -16,6 +16,7 @@
  */
 package at.gv.egiz.bku.gui;
 
+import at.gv.egiz.bku.gui.viewer.FontProvider;
 import at.gv.egiz.stal.HashDataInput;
 import java.awt.Container;
 import java.awt.Cursor;
@@ -53,9 +54,12 @@ import javax.swing.JPanel;
 import javax.swing.JScrollPane;
 import javax.swing.LayoutStyle;
 import javax.swing.SwingUtilities;
+import javax.swing.UIManager;
+import javax.swing.text.DefaultEditorKit;
 import javax.swing.text.Document;
 import javax.swing.text.EditorKit;
 import javax.swing.text.StyledEditorKit;
+import javax.swing.text.html.HTMLEditorKit;
 import org.apache.commons.logging.Log;
 import org.apache.commons.logging.LogFactory;
 
@@ -65,16 +69,20 @@ import org.apache.commons.logging.LogFactory;
  */
 public class SecureViewerDialog extends JDialog implements ActionListener {
 
-  public static final String PLAINTEXT_FONT = "Monospaced";
+  /** don't import BKUFonts in order not to load BKUFonts.jar
+   * BKUApplet includes BKUFonts as runtime dependency only, the jar is copied to the applet dir in BKUOnline with dependency-plugin
+   * BKUViewer has compile dependency BKUFonts, transitive in BKUOnline and BKULocal
+   */
+  public static final String PLAINTEXT_FONT_RESOURCE = "DejaVuSansMono.ttf";
   public static final Dimension VIEWER_DIMENSION = new Dimension(600, 400);
   protected static final Log log = LogFactory.getLog(SecureViewerDialog.class);
-
 //  private static SecureViewerDialog dialog;
   protected ResourceBundle messages;
   protected JEditorPane viewer;
   protected JLabel viewerLabel;
   protected JScrollPane scrollPane;
   protected HashDataInput content; //remember for save dialog
+  protected FontProvider fontProvider;
 
   /**
    * Create and display a modal SecureViewer dialog.
@@ -97,10 +105,12 @@ public class SecureViewerDialog extends JDialog implements ActionListener {
 //    dialog.setVisible(true);
 //  }
   public SecureViewerDialog(Frame owner, ResourceBundle messages,
-//          ActionListener saveListener, String saveCommand,
-          ActionListener helpListener) {
+          //          ActionListener saveListener, String saveCommand,
+          FontProvider fontProvider, ActionListener helpListener) {
     super(owner, messages.getString(BKUGUIFacade.WINDOWTITLE_VIEWER), true);
+    this.setIconImages(BKUIcons.icons);
     this.messages = messages;
+    this.fontProvider = fontProvider;
 
     initContentPane(VIEWER_DIMENSION,
             createViewerPanel(helpListener),
@@ -135,7 +145,8 @@ public class SecureViewerDialog extends JDialog implements ActionListener {
   private JPanel createViewerPanel(final ActionListener helpListener) {
     viewer = new JEditorPane();
     viewer.setEditable(false);
-
+    viewer.putClientProperty(JEditorPane.HONOR_DISPLAY_PROPERTIES, Boolean.TRUE);
+    
     scrollPane = new JScrollPane();
 
     JPanel viewerPanel = new JPanel();
@@ -167,31 +178,29 @@ public class SecureViewerDialog extends JDialog implements ActionListener {
       });
       helpLabel.addKeyListener(new KeyAdapter() {
 
-          @Override
-          public void keyPressed(KeyEvent arg0) {
-        	  
-        	  if(arg0.getKeyCode() == KeyEvent.VK_ENTER) {
-	            ActionEvent e = new ActionEvent(this, ActionEvent.ACTION_PERFORMED, BKUGUIFacade.HELP_HASHDATAVIEWER);
-	            helpListener.actionPerformed(e);
-        	  }
+        @Override
+        public void keyPressed(KeyEvent arg0) {
+
+          if (arg0.getKeyCode() == KeyEvent.VK_ENTER) {
+            ActionEvent e = new ActionEvent(this, ActionEvent.ACTION_PERFORMED, BKUGUIFacade.HELP_HASHDATAVIEWER);
+            helpListener.actionPerformed(e);
           }
-        });      
-      
+        }
+      });
+
       helpLabel.addFocusListener(new FocusAdapter() {
-     	 
-    	  @Override
-    	  public void focusGained(FocusEvent e) {
-    		     		 
-    		  helpLabel.setIcon(new ImageIcon(getClass().getResource(BKUGUIFacade.HELP_IMG_FOCUS)));
-    	  }
-    	  
-    	  @Override
-    	  public void focusLost(FocusEvent e) {
-    		 
-    		  helpLabel.setIcon(new ImageIcon(getClass().getResource(BKUGUIFacade.HELP_IMG)));
-    	  }
-    	  
-    	  
+
+        @Override
+        public void focusGained(FocusEvent e) {
+
+          helpLabel.setIcon(new ImageIcon(getClass().getResource(BKUGUIFacade.HELP_IMG_FOCUS)));
+        }
+
+        @Override
+        public void focusLost(FocusEvent e) {
+
+          helpLabel.setIcon(new ImageIcon(getClass().getResource(BKUGUIFacade.HELP_IMG)));
+        }
       });
       helpLabel.setCursor(Cursor.getPredefinedCursor(Cursor.HAND_CURSOR));
 
@@ -216,9 +225,10 @@ public class SecureViewerDialog extends JDialog implements ActionListener {
 
    * @param hashDataInput
    */
-  public void setContent(HashDataInput hashDataInput) {
+  public void setContent(HashDataInput hashDataInput) { //throws FontProviderException {
 
     this.content = null;
+    viewer.setText(null);
 
     String mimeType = hashDataInput.getMimeType();
     if (mimeType == null) {
@@ -228,20 +238,21 @@ public class SecureViewerDialog extends JDialog implements ActionListener {
     // loads editorkit for text/plain if unrecognized
     viewer.setContentType(mimeType);
 
-    if ("text/plain".equals(mimeType)) {
-      viewer.setEditorKit(new StyledEditorKit());
-      viewer.setFont(new Font(PLAINTEXT_FONT, viewer.getFont().getStyle(), viewer.getFont().getSize()));
-//    } else if ("text/html".equals(mimeType)) {
-//      viewer.setEditorKit(new RestrictedHTMLEditorKit());
-    } else if ("application/xhtml+xml".equals(mimeType)) {
-      viewer.setContentType("text/html");
-    }
+    try {
+      
+      if ("text/plain".equals(mimeType)) {
+        viewer.setEditorKit(new StyledEditorKit());
+        viewer.setFont(fontProvider.getFont().deriveFont(Font.PLAIN, viewer.getFont().getSize()));
+      } else if ("application/xhtml+xml".equals(mimeType)) {
+        viewer.setEditorKit(new HTMLEditorKit());
+        //reset font if fontprovider font was set before (TODO also html font from fontprovider)
+        viewer.setFont(new Font("Dialog", Font.PLAIN, viewer.getFont().getSize())); //UIManager.getFont("Label.font"));
+      }
 
-    EditorKit editorKit = viewer.getEditorKit();
-    Document document = editorKit.createDefaultDocument();
-//    document.putProperty("IgnoreCharsetDirective", new Boolean(true));
+      EditorKit editorKit = viewer.getEditorKit();
+      Document document = editorKit.createDefaultDocument();
+  //    document.putProperty("IgnoreCharsetDirective", new Boolean(true));
 
-    try {
       Charset cs = (hashDataInput.getEncoding() == null) ? Charset.forName("UTF-8") : Charset.forName(hashDataInput.getEncoding());
       log.debug("secure viewer encoding: " + cs.toString());
 
@@ -252,11 +263,14 @@ public class SecureViewerDialog extends JDialog implements ActionListener {
 
       this.content = hashDataInput;
 
+//    } catch (Exception ex) // fontProvider
 //    } catch (IllegalCharsetNameException ex) {
 //    } catch (UnsupportedCharsetException ex) {
+//    } catch (FontProviderException ex) {
     } catch (Exception ex) {
       log.error(ex.getMessage(), ex);
       String p = messages.getString(BKUGUIFacade.ERR_VIEWER);
+      viewer.setContentType("text/plain");
       viewer.setText(MessageFormat.format(p, ex.getMessage()));
     }
     viewer.setCaretPosition(0);
@@ -280,7 +294,7 @@ public class SecureViewerDialog extends JDialog implements ActionListener {
     closeButton.setText(messages.getString(BKUGUIFacade.BUTTON_CLOSE));
     closeButton.setActionCommand("close");
     closeButton.addActionListener(this);
-    
+
     JButton saveButton = new JButton();
     saveButton.setText(messages.getString(BKUGUIFacade.BUTTON_SAVE));
     saveButton.setActionCommand("save");
diff --git a/BKUCommonGUI/src/main/java/at/gv/egiz/bku/gui/viewer/FontProvider.java b/BKUCommonGUI/src/main/java/at/gv/egiz/bku/gui/viewer/FontProvider.java
new file mode 100644
index 00000000..8fb815b0
--- /dev/null
+++ b/BKUCommonGUI/src/main/java/at/gv/egiz/bku/gui/viewer/FontProvider.java
@@ -0,0 +1,40 @@
+/*
+ * 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.gui.viewer;
+
+import java.awt.Font;
+
+/**
+ *
+ * @author Clemens Orthacker <clemens.orthacker@iaik.tugraz.at>
+ */
+public interface FontProvider {
+
+  /** will be replaced by more sophisticated font selection mechanism
+   * (see java.awt.Font int/String constants) */
+  String SANSMONO_FONT_RESOURCE = "DejaVuLGCSansMono.ttf";
+
+  /**
+   *
+   * @return
+   * @throws InterruptedException
+   * @throws FileNotFoundException if remote font file cannot be retrieved
+   */
+  Font getFont() throws FontProviderException;
+
+}
diff --git a/BKUCommonGUI/src/main/java/at/gv/egiz/bku/gui/viewer/FontProviderException.java b/BKUCommonGUI/src/main/java/at/gv/egiz/bku/gui/viewer/FontProviderException.java
new file mode 100644
index 00000000..5a6a277e
--- /dev/null
+++ b/BKUCommonGUI/src/main/java/at/gv/egiz/bku/gui/viewer/FontProviderException.java
@@ -0,0 +1,29 @@
+/*
+ * 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.gui.viewer;
+
+/**
+ * Encapsulates the reason why a font could not be loaded.
+ * @author Clemens Orthacker <clemens.orthacker@iaik.tugraz.at>
+ */
+public class FontProviderException extends Exception {
+
+  public FontProviderException(String msg, Throwable cause) {
+    super(msg, cause);
+  }
+}