private Component createEntryViewer(JarEntry entry) { if (entry.getType().equals(JarEntryType.classEntry) || entry.getType().equals(JarEntryType.javaEntry) || entry.getType().equals(JarEntryType.fileEntry)) { String ext = FileUtils.getFileExtPart(entry.getName(), false).toLowerCase(); if (GlobalConstants.IMAGE_FORMATS.contains(ext)) { // todo A better image viewer (actually a new component - WebImageViewer) // Image file viewer WebImage image = new WebImage(); image.setIcon(ImageUtils.loadImage(getEntryInputStream(entry))); // Image scroll WebScrollPane imageScroll = new WebScrollPane(image, false); imageScroll.setVerticalScrollBarPolicy(WebScrollPane.VERTICAL_SCROLLBAR_ALWAYS); imageScroll.setHorizontalScrollBarPolicy(WebScrollPane.HORIZONTAL_SCROLLBAR_ALWAYS); return imageScroll; } else { // Source code viewer final RSyntaxTextArea source = new RSyntaxTextArea(); // Syntax style boolean libraryCode = false; if (ext.equals("java") || ext.equals("class")) { source.setSyntaxEditingStyle(SyntaxConstants.SYNTAX_STYLE_JAVA); libraryCode = true; } else if (ext.equals("xml")) { source.setSyntaxEditingStyle(SyntaxConstants.SYNTAX_STYLE_XML); } else if (ext.equals("html")) { source.setSyntaxEditingStyle(SyntaxConstants.SYNTAX_STYLE_HTML); } else if (ext.equals("css")) { source.setSyntaxEditingStyle(SyntaxConstants.SYNTAX_STYLE_CSS); } else if (ext.equals("js")) { source.setSyntaxEditingStyle(SyntaxConstants.SYNTAX_STYLE_JAVASCRIPT); } else if (ext.equals("php")) { source.setSyntaxEditingStyle(SyntaxConstants.SYNTAX_STYLE_PHP); } else if (ext.equals("sql")) { source.setSyntaxEditingStyle(SyntaxConstants.SYNTAX_STYLE_SQL); } else { source.setSyntaxEditingStyle(SyntaxConstants.SYNTAX_STYLE_NONE); } // Settings source.setEditable(false); source.setMargin(new Insets(0, 5, 0, 0)); source.setAntiAliasingEnabled(true); source.setUseFocusableTips(true); source.setTabSize(4); // source.setLineWrap ( true ); // source.setWrapStyleWord ( true ); source.setCodeFoldingEnabled(allowCodeFolding.isSelected()); source.setPaintTabLines(paintTabLines.isSelected()); source.setWhitespaceVisible(showWhitespaces.isSelected()); source.setEOLMarkersVisible(showEol.isSelected()); source.addHyperlinkListener( new HyperlinkListener() { @Override public void hyperlinkUpdate(HyperlinkEvent e) { WebUtils.browseSiteSafely(e.getURL().toExternalForm()); } }); ((RSyntaxTextAreaHighlighter) source.getHighlighter()).setDrawsLayeredHighlights(false); // Source code source.setText(libraryCode ? loadSource(entry) : loadString(entry)); source.setCaretPosition(0); // "Jump to source"-like action source.addMouseListener( new MouseAdapter() { @Override public void mousePressed(MouseEvent e) { // todo Fix when clicked in class "MyName" on string "MyName" // Additional feature to dive into related classes if (SwingUtilities.isMiddleMouseButton(e) || SwingUtils.isCtrl(e) && SwingUtilities.isLeftMouseButton(e)) { int pos = source.getUI().viewToModel(source, e.getPoint()); String word = TextUtils.getWord(source.getText(), pos); if (word != null) { JarEntry classByName = jarStructure.findEntryByName(word); if (classByName != null && (classByName.getType().equals(JarEntryType.classEntry) || classByName.getType().equals(JarEntryType.javaEntry))) { updateClassPath(classByName, true); } } } } }); // Saving opened editor synchronized (activeEditorsLock) { activeEditors.put(entry, source); } // Special code viewer scroll pane RTextScrollPane sourceScroll = new RTextScrollPane(source); sourceScroll.setVerticalScrollBarPolicy(WebScrollPane.VERTICAL_SCROLLBAR_ALWAYS); ((WebScrollPaneUI) sourceScroll.getUI()).setDrawBorder(false); // Source code viewer theme loadTheme(theme.getSelectedItem().toString().toLowerCase(), source); return sourceScroll; } } return new WebLabel(); }