Edition automatique d'une cellule d'une JTable au clavier

Ma création de JXTable :

Code:

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    /**
     * Create a JXTable
     * 
     * @return table
     */
    private JXTable createTable(){
 
        // new table
        final JXTable table = new JXTable();
 
        // column identifiers
        final String[] columnIdentifiers =
                { "Référence", "Nom", "Marque", "Prix" };
 
        // new products table model
        final ProductsTableModel productsTableModel =
                new ProductsTableModel(this, table, columnIdentifiers, this
                        .getListProducts());
 
        // set model
        table.setModel(productsTableModel);
 
        // set row selection allowed
        table.setRowSelectionAllowed(true);
 
        // set not focusable
        // table.setFocusable(false);
 
        // set not reordering
        table.getTableHeader().setReorderingAllowed(false);
 
        // set single selection mode
        table.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
 
        for (int i = 0; i < table.getColumnCount(); i++){
 
            // set table cell renderer
            table.getColumn(i).setCellRenderer(new ProductsTableCellRenderer());
        }
 
        // table header
        final JTableHeader tableHeader = table.getTableHeader();
 
        // set hand cursor
        tableHeader.setCursor(new Cursor(Cursor.HAND_CURSOR));
 
        // set default editor
        table.setDefaultEditor(Object.class, new ProductsTableCellEditor(this,
                productsTableModel));
 
        // set price comparator
        table.getColumnExt(3).setComparator(new PriceComparator());
 
        // set price column not visible
        table.getColumnExt(3).setVisible(false);
 
        // set hand cursor
        table.setCursor(new Cursor(Cursor.HAND_CURSOR));
 
        // add mouse listener
        table.addMouseListener(this);
 
        // add mouse motion listener
        table.addMouseMotionListener(this);
 
        // add key listener
        table.addKeyListener(this);
 
        // add list selection listener
        table.getSelectionModel().addListSelectionListener(this);
 
        // input map
        final InputMap inputMap =
                (InputMap) UIManager.get("Table.ancestorInputMap");
 
        // remove input map to enter key
        inputMap.remove(KeyStroke.getKeyStroke(KeyEvent.VK_ENTER, 0));
 
        // remove input map to tab key
        inputMap.remove(KeyStroke.getKeyStroke(KeyEvent.VK_TAB, 0));
 
        return table;
 
    }

Mon cell Editor :

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package org.ynostel.jpricesstudy.editors;
 
import java.awt.Color;
import java.awt.Component;
import java.awt.Cursor;
import java.awt.Dimension;
import java.awt.Point;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.KeyEvent;
import java.awt.event.KeyListener;
import java.awt.event.MouseEvent;
import java.awt.event.MouseListener;
import java.util.EventObject;
 
import javax.swing.DefaultCellEditor;
import javax.swing.JMenuItem;
import javax.swing.JPopupMenu;
import javax.swing.JTable;
import javax.swing.JTextField;
import javax.swing.KeyStroke;
import javax.swing.SwingUtilities;
import javax.swing.event.CellEditorListener;
import javax.swing.event.ChangeEvent;
import javax.swing.table.TableCellEditor;
 
import org.apache.log4j.Logger;
import org.jdesktop.swingx.decorator.SortOrder;
import org.ynostel.jpricesstudy.JPricesStudy;
import org.ynostel.jpricesstudy.JPricesStudyUtils;
import org.ynostel.jpricesstudy.entities.Product;
import org.ynostel.jpricesstudy.entities.Shop;
import org.ynostel.jpricesstudy.filters.NumericDocument;
import org.ynostel.jpricesstudy.models.ProductsTableModel;
 
/**
 * @author ynostel
 * @version 0.1b
 */
public class ProductsTableCellEditor extends DefaultCellEditor implements
        TableCellEditor, CellEditorListener, MouseListener, ActionListener,
        KeyListener {
 
    /** decimal precision */
    private static final int DECIMAL_PRECISION = 2;
 
    /** log */
    private static final Logger log =
            Logger.getLogger(ProductsTableCellEditor.class);
 
    /** serial uid */
    private static final long serialVersionUID = -2625070973853113455L;
 
    /** clicked component */
    private Component clickedComponent;
 
    /** main application */
    private final JPricesStudy mainApplication;
 
    /** popup menu */
    private final JPopupMenu popUpMenu;
 
    /** products table model */
    private final ProductsTableModel tableModel;
 
    /** textfield */
    private JTextField textField;
 
    /**
     * Constructor
     * 
     * @param mainApplication
     *            main application
     * @param tableModel
     *            table model
     */
    public ProductsTableCellEditor(JPricesStudy mainApplication,
            ProductsTableModel tableModel){
 
        // call super
        super(new JTextField());
 
        // table model
        this.tableModel = tableModel;
 
        // main application
        this.mainApplication = mainApplication;
 
        // popup menu menu item names
        final String[] popupMenuItemNames =
                { "Couper", "Copier", "Coller", "Supprimer", "---",
                        "Tout selectionner" };
 
        // popup menu item actions
        final String[] popupMenuItemActions =
                { "cut", "copy", "paste", "delete", "---", "selectAll" };
 
        // popup menu item accelerators
        final KeyStroke[] popupMenuItemAccelerators =
                { null, null, null, null, null, null };
 
        this.popUpMenu =
                this.createPopupMenu(popupMenuItemNames, popupMenuItemActions,
                    popupMenuItemAccelerators);
 
    }
 
    /*
     * (non-Javadoc)
     * @see
     * java.awt.event.ActionListener#actionPerformed(java.awt.event.ActionEvent)
     */
    /**
     * 
     */
    @Override
    public void actionPerformed(ActionEvent arg0){
 
    }
 
    /**
     * Create a popup menu
     * 
     * @param menuItemNames
     *            menu item names
     * @param menuItemActions
     *            menu item actions
     * @param menuItemAccelerators
     *            menu item accelerators
     * @return popupMenu
     */
    public JPopupMenu createPopupMenu(String[] menuItemNames,
            String[] menuItemActions, KeyStroke[] menuItemAccelerators){
 
        final JPopupMenu popupMenu = new JPopupMenu();
 
        // no focus
        popupMenu.setFocusable(false);
 
        for (int i = 0; i < menuItemNames.length; i++){
 
            if (menuItemNames[i].equals("---")){
 
                // add separator
                popupMenu.addSeparator();
            }
            else{
 
                // new menu item
                final JMenuItem menuItem = new JMenuItem(menuItemNames[i]);
 
                // preferred size
                menuItem.setPreferredSize(new Dimension(100, 20));
 
                // action command
                menuItem.setActionCommand(menuItemActions[i]);
 
                if (menuItemAccelerators != null){
 
                    // accelerator
                    menuItem.setAccelerator(menuItemAccelerators[i]);
                }
 
                // hand cursor
                menuItem.setCursor(new Cursor(Cursor.HAND_CURSOR));
 
                // add listener
                menuItem.addActionListener(this);
 
                // add item to menu
                popupMenu.add(menuItem);
 
            }
        }
        return popupMenu;
    }
 
    /*
     * (non-Javadoc)
     * @see
     * javax.swing.event.CellEditorListener#editingCanceled(javax.swing.event
     * .ChangeEvent)
     */
    /**
     * 
     */
    @Override
    public void editingCanceled(ChangeEvent arg0){
 
    }
 
    /*
     * (non-Javadoc)
     * @see
     * javax.swing.event.CellEditorListener#editingStopped(javax.swing.event
     * .ChangeEvent)
     */
    /**
     * 
     */
    @Override
    public void editingStopped(ChangeEvent arg0){
 
        // get current sort order from the price column
        final SortOrder sortOrder =
                this.getTableModel().getTable().getSortOrder(3);
 
        // set not sortable before setting the value
        this.getTableModel().getTable().getColumnExt(3).setSortable(false);
 
        // value
        final Object value = this.getCellEditorValue();
 
        // string value
        String stringValue = value.toString();
 
        if (!stringValue.equals("")){
 
            if (!stringValue.contains(".")){
 
                stringValue += ".";
            }
 
            // decimal count
            final int decimalCount =
                    (stringValue.length() - stringValue.indexOf("."));
 
            for (int i = decimalCount; i <= ProductsTableCellEditor.DECIMAL_PRECISION; i++){
 
                stringValue += "0";
            }
 
            if (Double.parseDouble(stringValue) == 0){
 
                stringValue = "";
 
            }
            // set value
            this.getTableModel().setValueAt(stringValue,
                this.getTableModel().getTable().getSelectedRow(),
                this.getTableModel().getTable().getSelectedColumn());
 
            // set sortable
            this.getTableModel().getTable().getColumnExt(3).setSortable(true);
 
            // reset sort order
            this.getTableModel().getTable().setSortOrder(3, sortOrder);
 
            if (!stringValue.equals("")){
 
                // set product price
                this.getSelectedProduct().setPrice(
                    (Shop) this.getMainApplication().getListShopsCB()
                            .getSelectedItem(),
                    this.getMainApplication().getDatePicker().getDate(),
                    Double.parseDouble(stringValue));
            }
 
        }
 
    }
 
    /*
     * (non-Javadoc)
     * @see javax.swing.DefaultCellEditor#getCellEditorValue()
     */
    /**
     * 
     */
    @Override
    public Object getCellEditorValue(){
 
        return this.getTextField().getText();
    }
 
    /**
     * @return the clickedComponent
     */
    public Component getClickedComponent(){
 
        return this.clickedComponent;
    }
 
    /**
     * @return the mainApplication
     */
    public JPricesStudy getMainApplication(){
 
        return this.mainApplication;
    }
 
    /**
     * @return the popUpMenu
     */
    public JPopupMenu getPopUpMenu(){
 
        return this.popUpMenu;
    }
 
    /**
     * @return the selected product
     */
    public Product getSelectedProduct(){
 
        return (Product) this.getTableModel().getValueAt(
            this.getTableModel().getTable().getSelectedRow(), 1);
    }
 
    /*
     * (non-Javadoc)
     * @see
     * javax.swing.table.TableCellEditor#getTableCellEditorComponent(javax.swing
     * .JTable, java.lang.Object, boolean, int, int)
     */
    /**
     * 
     */
    @Override
    public Component getTableCellEditorComponent(JTable table, Object value,
            boolean isSelected, int row, int column){
 
        // set textfield
        this.setTextField((JTextField) super.getTableCellEditorComponent(table,
            value, isSelected, row, column));
 
        // add mouse listener
        this.getTextField().addMouseListener(this);
 
        // add key listener
        this.getTextField().addKeyListener(this);
 
        log.debug("product price = "
                + this.getSelectedProduct().getPrice(
                    (Shop) this.getMainApplication().getListShopsCB()
                            .getSelectedItem(),
                    this.getMainApplication().getDatePicker().getDate()) + "");
 
        // set numeric document
        this.getTextField().setDocument(
            new NumericDocument(this.getTextField(), 2, false));
 
        // set background
        this.getTextField().setBackground(new Color(255, 240, 100));
 
        // add cell editor listener
        this.addCellEditorListener(this);
 
        if (value != null){
 
            log.debug("value" + value);
 
            // set text
            this.getTextField().setText(value.toString());
        }
 
        return this.getTextField();
    }
 
    /**
     * @return the tableModel
     */
    public ProductsTableModel getTableModel(){
 
        return this.tableModel;
    }
 
    /**
     * @return the textfield
     */
    public JTextField getTextField(){
 
        return this.textField;
    }
 
    /*
     * (non-Javadoc)
     * @see javax.swing.DefaultCellEditor#isCellEditable(java.util.EventObject)
     */
    /**
     * 
     */
    @Override
    public boolean isCellEditable(EventObject arg0){
 
        if (arg0 instanceof KeyEvent){
 
            log.debug("Key event");
 
        }
 
        if (arg0 instanceof MouseEvent){
 
            // mouse event
            final MouseEvent evt = (MouseEvent) arg0;
 
            // mouse overed row
            final int row =
                    this.getTableModel().getTable().rowAtPoint(
                        new Point(evt.getX(), evt.getY()));
 
            // set selection interval
            this.getTableModel().getTable().getSelectionModel()
                    .setSelectionInterval(row, row);
 
            if (evt.getClickCount() >= 1){
 
                return true;
            }
        }
 
        return true;
    }
 
    /*
     * (non-Javadoc)
     * @see java.awt.event.KeyListener#keyPressed(java.awt.event.KeyEvent)
     */
    /**
     * 
     */
    @Override
    public void keyPressed(KeyEvent arg0){
 
    }
 
    /*
     * (non-Javadoc)
     * @see java.awt.event.KeyListener#keyReleased(java.awt.event.KeyEvent)
     */
    /**
     * 
     */
    @Override
    public void keyReleased(KeyEvent arg0){
 
        if (arg0.getKeyCode() == KeyEvent.VK_TAB){
 
            // stop cell editing
            this.stopCellEditing();
 
            log.debug("Row count view : "
                    + this.getTableModel().getTable().getRowCount());
 
            log.debug("Selected row view : "
                    + this.getTableModel().getTable().getSelectedRow());
 
            if ((this.getTableModel().getTable().getSelectedRow()) <= this
                    .getTableModel().getTable().getRowCount()){
 
                // set row selection
                this
                        .getTableModel()
                        .getTable()
                        .getSelectionModel()
                        .addSelectionInterval(
                            this.getTableModel().getTable().getSelectedRow() + 1,
                            this.getTableModel().getTable().getSelectedRow() + 1);
 
            }
 
            log.debug("Row model to edit : "
                    + this.getTableModel().getTable().convertRowIndexToModel(
                        this.getTableModel().getTable().getSelectedRow()));
 
            // edit cell
            this.getTableModel().getTable().editCellAt(
                this.getTableModel().getTable().convertRowIndexToModel(
                    this.getTableModel().getTable().getSelectedRow()), 3);
 
            // request focus
            this.getTextField().requestFocus();
 
        }
 
    }
 
    /*
     * (non-Javadoc)
     * @see java.awt.event.KeyListener#keyTyped(java.awt.event.KeyEvent)
     */
    /**
     * 
     */
    @Override
    public void keyTyped(KeyEvent arg0){
 
    }
 
    /*
     * (non-Javadoc)
     * @see java.awt.event.MouseListener#mouseClicked(java.awt.event.MouseEvent)
     */
    /**
     * 
     */
    @Override
    public void mouseClicked(MouseEvent arg0){
 
    }
 
    /*
     * (non-Javadoc)
     * @see java.awt.event.MouseListener#mouseEntered(java.awt.event.MouseEvent)
     */
    /**
     * 
     */
    @Override
    public void mouseEntered(MouseEvent arg0){
 
    }
 
    /*
     * (non-Javadoc)
     * @see java.awt.event.MouseListener#mouseExited(java.awt.event.MouseEvent)
     */
    /**
     * 
     */
    @Override
    public void mouseExited(MouseEvent arg0){
 
    }
 
    /*
     * (non-Javadoc)
     * @see java.awt.event.MouseListener#mousePressed(java.awt.event.MouseEvent)
     */
    /**
     * 
     */
    @Override
    public void mousePressed(MouseEvent arg0){
 
        if (arg0.getSource() instanceof JTextField){
 
            // textfield
            final JTextField textField = (JTextField) arg0.getSource();
 
            if (SwingUtilities.isRightMouseButton(arg0)
                    && textField.isEditable()){
 
                if (textField.getSelectedText() == null){
 
                    // cut and copy menu disabled
                    this.popUpMenu.getComponent(0).setEnabled(false);
                    this.popUpMenu.getComponent(1).setEnabled(false);
                    this.popUpMenu.getComponent(3).setEnabled(false);
                }
                else{
 
                    // cut and copy menu enabled
                    this.popUpMenu.getComponent(0).setEnabled(true);
                    this.popUpMenu.getComponent(1).setEnabled(true);
                    this.popUpMenu.getComponent(3).setEnabled(true);
                }
 
                if (JPricesStudyUtils.getTextFromClipBoard() == null){
 
                    // past menu disabled
                    this.popUpMenu.getComponent(2).setEnabled(false);
                }
                else{
 
                    // past menu enabled
                    this.popUpMenu.getComponent(2).setEnabled(true);
                }
 
                // show popup menu
                this.popUpMenu.show(arg0.getComponent(), arg0.getX(), arg0
                        .getY());
 
                // request focus
                textField.requestFocus();
 
                // set clicked component
                this.setClickedComponent(textField);
            }
        }
 
    }
 
    /*
     * (non-Javadoc)
     * @see
     * java.awt.event.MouseListener#mouseReleased(java.awt.event.MouseEvent)
     */
    /**
     * 
     */
    @Override
    public void mouseReleased(MouseEvent arg0){
 
    }
 
    /**
     * @param clickedComponent
     *            the clickedComponent to set
     */
    public void setClickedComponent(Component clickedComponent){
 
        this.clickedComponent = clickedComponent;
    }
 
    /**
     * @param textField
     *            the textField to set
     */
    private void setTextField(JTextField textField){
 
        this.textField = textField;
    }
}

Mon filter :

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package org.ynostel.jpricesstudy.filters;
 
import java.util.ArrayList;
 
import org.apache.log4j.Logger;
import org.jdesktop.swingx.decorator.Filter;
import org.ynostel.jpricesstudy.entities.Product;
import org.ynostel.jpricesstudy.entities.ProductCategory;
import org.ynostel.jpricesstudy.entities.Shop;
import org.ynostel.jpricesstudy.models.ProductsTableModel;
 
/**
 * @author ynostel
 * @version 0.1b
 */
public class ProductsFilter extends Filter {
 
    /** log */
    private static final Logger log = Logger.getLogger(ProductsFilter.class);
 
    /** product category */
    private final ProductCategory productCategory;
 
    /** shop */
    private final Shop shop;
 
    private final ProductsTableModel tableModel;
 
    /** to previous */
    private ArrayList<Integer> toPrevious;
 
    /**
     * Constructor
     * 
     * @param shop
     *            shop
     * @param productCategory
     *            product category
     * @param tableModel
     *            table model
     */
    public ProductsFilter(Shop shop, ProductCategory productCategory,
            ProductsTableModel tableModel){
 
        // call super
        super();
 
        // product category
        this.productCategory = productCategory;
 
        // table model
        this.tableModel = tableModel;
 
        // shop
        this.shop = shop;
    }
 
    /**
     * Find a product
     * 
     * @param row
     *            row
     * @return hasFound
     */
    public boolean findProduct(int row){
 
        log.debug("row = " + row);
 
        final Product product =
                (Product) this.getTableModel().getValueAt(row, 1);
 
        if ((this.getShop() == null) && (this.getProductCategory() == null)){
 
            return true;
        }
        else if (this.getShop() == null){
 
            return (product.findCategory(this.getProductCategory()) != null);
        }
        else{
 
            if (this.getProductCategory() == null){
 
                return (this.getShop().contains(product));
            }
            else{
 
                return (this.getShop().contains(product) && (product
                        .findCategory(this.getProductCategory()) != null));
            }
        }
 
    }
 
    /**
     * @return the productCategory
     */
    public ProductCategory getProductCategory(){
 
        return this.productCategory;
    }
 
    /**
     * @return the shop
     */
    public Shop getShop(){
 
        return this.shop;
    }
 
    /*
     * (non-Javadoc)
     * @see org.jdesktop.swingx.decorator.Filter#getSize()
     */
    /**
     * 
     */
    @Override
    public int getSize(){
 
        return this.getToPrevious().size();
    }
 
    /**
     * @return the tableModel
     */
    private ProductsTableModel getTableModel(){
 
        return this.tableModel;
    }
 
    /**
     * @return the toPrevious
     */
    private ArrayList<Integer> getToPrevious(){
 
        return this.toPrevious;
    }
 
    /**
     * @param toPrevious
     *            the toPrevious to set
     */
    private void setToPrevious(ArrayList<Integer> toPrevious){
 
        this.toPrevious = toPrevious;
    }
 
    /*
     * (non-Javadoc)
     * @see org.jdesktop.swingx.decorator.Filter#filter()
     */
    @Override
    protected void filter(){
 
        // input size
        final int inputSize = this.getInputSize();
 
        int current = 0;
 
        for (int i = 0; i < inputSize; i++){
 
            if (this.findProduct(i)){
 
                // add integer
                this.getToPrevious().add(new Integer(i));
 
                // generate inverse map entry while we are here
                this.fromPrevious[i] = current++;
            }
        }
 
    }
 
    /*
     * (non-Javadoc)
     * @see org.jdesktop.swingx.decorator.Filter#init()
     */
    @Override
    protected void init(){
 
        // new arraylist
        this.setToPrevious(new ArrayList<Integer>());
    }
 
    /*
     * (non-Javadoc)
     * @see org.jdesktop.swingx.decorator.Filter#mapTowardModel(int)
     */
    @Override
    protected int mapTowardModel(int row){
 
        return this.getToPrevious().get(row);
    }
 
    /*
     * (non-Javadoc)
     * @see org.jdesktop.swingx.decorator.Filter#reset()
     */
    @Override
    protected void reset(){
 
        // clear
        this.getToPrevious().clear();
 
        // input size
        final int inputSize = this.getInputSize();
 
        // from previous
        this.fromPrevious = new int[inputSize];
 
        for (int i = 0; i < inputSize; i++){
 
            this.fromPrevious[i] = -1;
        }
    }
 
}

Tout est là.

nb : J'applique le filtre à la table après que l'utilisateur ait fait une sélection dans une comboBox.