public void scrollToAttribute(Attribute a) { if (!a.getDescriptor().getConfig().equals(getConfig())) { logger.fine("Cannot scroll to attribute that isn't attached to this type of descriptor"); return; } int rowIndex = getCurrentModel().getRowForDescriptor(a.getDescriptor()); int colIndex = getCurrentModel().getColumnForAttribute(a); JScrollPane scrollPane = (JScrollPane) this.getComponent(0); JViewport viewport = (JViewport) scrollPane.getViewport(); EnhancedTable table = (EnhancedTable) viewport.getView(); // This rectangle is relative to the table where the // northwest corner of cell (0,0) is always (0,0). Rectangle rect = table.getCellRect(rowIndex, colIndex, true); // The location of the viewport relative to the table Point pt = viewport.getViewPosition(); // Translate the cell location so that it is relative // to the view, assuming the northwest corner of the // view is (0,0) rect.setLocation(rect.x - pt.x, rect.y - pt.y); // Scroll the area into view viewport.scrollRectToVisible(rect); }
@SuppressWarnings("OverridableMethodCallInConstructor") Notepad() { super(true); // Trying to set Nimbus look and feel try { for (LookAndFeelInfo info : UIManager.getInstalledLookAndFeels()) { if ("Nimbus".equals(info.getName())) { UIManager.setLookAndFeel(info.getClassName()); break; } } } catch (Exception ignored) { } setBorder(BorderFactory.createEtchedBorder()); setLayout(new BorderLayout()); // create the embedded JTextComponent editor = createEditor(); // Add this as a listener for undoable edits. editor.getDocument().addUndoableEditListener(undoHandler); // install the command table commands = new HashMap<Object, Action>(); Action[] actions = getActions(); for (Action a : actions) { commands.put(a.getValue(Action.NAME), a); } JScrollPane scroller = new JScrollPane(); JViewport port = scroller.getViewport(); port.add(editor); String vpFlag = getProperty("ViewportBackingStore"); if (vpFlag != null) { Boolean bs = Boolean.valueOf(vpFlag); port.setScrollMode(bs ? JViewport.BACKINGSTORE_SCROLL_MODE : JViewport.BLIT_SCROLL_MODE); } JPanel panel = new JPanel(); panel.setLayout(new BorderLayout()); panel.add("North", createToolbar()); panel.add("Center", scroller); add("Center", panel); add("South", createStatusbar()); }