public void setVisible(boolean state) { super.setVisible(state); // has to be *after* previous call for SwingMagic reasons. if (state == false && tableData.changedByUser()) // user made changes - were they saved? (i.e., are we { /* * The setVisible() method may be called multiple time. Only prompt * the user the first time. */ checkForUnsavedChanges(); } }
/** * Constructor initialises the table and a popup tool, as well as initialising the required GUI * elements. It adds action listeners for the three main buttons, which include basic user input * validation checking. */ public TableAttributeEditor(JFrame MyOwner) { // As usual, it is insanely hard to get the swing components to display // and work properly. If JTable is not displayed in a scroll pane no headers are // displayed, and you have to do it manually. (If you *do* display it // in a scrollbar, in this instance, it screws up sizing) // The broken header mis-feature is only mentioned in the tutorial, // not in the api doco - go figure. super(); owner = MyOwner; // final JPanel mainPanel = (JPanel)this; tableData = new AttributeTableModel(); attributeTable = new JTable(tableData); // attributeTable.setRowHeight(20); // This may be needed, depends on how fussy people get about // the bottom of letters like 'y' getting cut off when the cell is selected - bug 3013. popupTableTool = new SmartPopupTableTool(attributeTable, tableData, (JXplorerBrowser) owner); // Set the renderer for the attribute type... final AttributeTypeCellRenderer typeRenderer = new AttributeTypeCellRenderer(); attributeTable.setDefaultRenderer(AttributeNameAndType.class, typeRenderer); // Set the renderer for the attribute value... final AttributeValueCellRenderer valueRenderer = new AttributeValueCellRenderer(); attributeTable.setDefaultRenderer(AttributeValue.class, valueRenderer); // Set the editor for the attribute value... myEditor = new AttributeValueCellEditor(owner); attributeTable.setDefaultEditor(AttributeValue.class, myEditor); attributeTable.getTableHeader().setReorderingAllowed(false); currentDN = null; JPanel buttonPanel = new JPanel(new FlowLayout(FlowLayout.CENTER)); buttonPanel.add( submit = new CBButton( CBIntText.get("Submit"), CBIntText.get("Submit your changes to the Directory."))); buttonPanel.add( reset = new CBButton( CBIntText.get("Reset"), CBIntText.get("Reset this entry i.e. cancels any changes."))); buttonPanel.add( changeClass = new CBButton( CBIntText.get("Change Classes"), CBIntText.get("Change the Object Class of this entry."))); buttonPanel.add( opAttrs = new CBButton( CBIntText.get("Properties"), CBIntText.get("View the Operational Attributes of this entry."))); // I don't really understand why we have to do this... // but without it these buttons over ride the default // button (Search Bar's search button), if they have // been clicked and the user hits the enter key? opAttrs.setDefaultCapable(false); submit.setDefaultCapable(false); reset.setDefaultCapable(false); changeClass.setDefaultCapable(false); setLayout(new BorderLayout(10, 10)); tableScroller = new JScrollPane(); attributeTable.setBackground(Color.white); tableScroller.setPreferredSize(new Dimension(300, 285)); tableScroller.setViewportView(attributeTable); add(tableScroller, BorderLayout.CENTER); add(buttonPanel, BorderLayout.SOUTH); if ("true".equals(JXConfig.getProperty("lock.read.only"))) title = CBIntText.get("Table Viewer"); else title = CBIntText.get("Table Editor"); setVisible(true); // triggers adding operational attributes of the current entry. opAttrs.addActionListener( new ActionListener() { public void actionPerformed(ActionEvent e) { displayOperationalAttributes(); } }); reset.addActionListener( new ActionListener() { public void actionPerformed(ActionEvent e) { myEditor.stopCellEditing(); // tableData.reset(); displayEntry(originalEntry, dataSource, false); } }); submit.addActionListener( new ActionListener() { public void actionPerformed(ActionEvent e) { doSubmit(); } }); // This allows the user to change the objectclass attribute. // This is pretty tricky, because it changes what attributes are available. changeClass.addActionListener( new ActionListener() { public void actionPerformed(ActionEvent e) { changeClass(); } }); attributeTable.addMouseListener( new MouseAdapter() { public void mousePressed(MouseEvent e) { if (!doPopupStuff(e)) super.mousePressed(e); } public void mouseReleased(MouseEvent e) { if (!doPopupStuff(e)) super.mouseReleased(e); } // TODO need to have a way to call this from a keystroke... public boolean doPopupStuff(MouseEvent e) { if (e.isPopupTrigger() == false) return false; int row = attributeTable.rowAtPoint(new Point(e.getX(), e.getY())); attributeTable.clearSelection(); attributeTable.addRowSelectionInterval(row, row); attributeTable.repaint(); popupTableTool.registerCurrentRow( (AttributeNameAndType) attributeTable.getValueAt(row, 0), (AttributeValue) attributeTable.getValueAt(row, 1), row, tableData.getRDN()); // active path also set by valueChanged popupTableTool.show(attributeTable, e.getX(), e.getY()); popupTableTool.registerCellEditor(myEditor); // TE: for bug fix 3107. return true; } }); }