PDFBOX-2941: enable some menu items before a file is opened

git-svn-id: https://svn.apache.org/repos/asf/pdfbox/trunk@1922302 13f79535-47bb-0310-9956-ffa450edef68

Author: THausherr

debugger/src/main/java/org/apache/pdfbox/debugger/PDFDebugger.java

@@ -604,7 +604,6 @@ private JMenu createFileMenu()
         fileMenu.add(printMenuItem);
 
         printDpiMenu = PrintDpiMenu.getInstance().getMenu();
-        printDpiMenu.setEnabled(false);
         fileMenu.add(printDpiMenu);
 
         if (!IS_MAC_OS)
@@ -1427,7 +1426,6 @@ PDDocument open() throws IOException
         };
         document = documentOpener.parse();
         printMenuItem.setEnabled(true);
-        printDpiMenu.setEnabled(true);
         reopenMenuItem.setEnabled(true);
         saveAsMenuItem.setEnabled(true);
 
@@ -1476,7 +1474,6 @@ PDDocument open() throws IOException, URISyntaxException
         };
         document = documentOpener.parse();
         printMenuItem.setEnabled(true);
-        printDpiMenu.setEnabled(true);
         reopenMenuItem.setEnabled(true);
         saveAsMenuItem.setEnabled(true);
 

debugger/src/main/java/org/apache/pdfbox/debugger/ui/ViewMenu.java

@@ -174,7 +174,6 @@ private JMenu createViewMenu()
         viewMenu.setMnemonic('V');
 
         TreeViewMenu treeViewMenu = TreeViewMenu.getInstance();
-        treeViewMenu.setEnableMenu(false);
         viewMenu.add(treeViewMenu.getMenu());
         treeViewMenu.addMenuListeners(actionEvent ->
         {
@@ -222,7 +221,6 @@ private JMenu createViewMenu()
         viewMenu.addSeparator();
 
         allowSubsampling = new JCheckBoxMenuItem(ALLOW_SUBSAMPLING);
-        allowSubsampling.setEnabled(false);
         viewMenu.add(allowSubsampling);
 
         viewMenu.addSeparator();