Example usage for javax.swing JScrollPane getVerticalScrollBar

Introduction

In this page you can find the example usage for javax.swing JScrollPane getVerticalScrollBar.

Prototype

@Transient
public JScrollBar getVerticalScrollBar() 

Source Link

Document

Returns the vertical scroll bar that controls the viewports vertical view position.

Usage

From source file:Main.java

/**
 * @return the visible size of a component in its viewport (including
 *         scrollbars)/*from  w  w w  . j  a  v  a2  s .c om*/
 */
public static Dimension getVisibleSizeInViewport(Component c) {
    if (c.getParent() instanceof JViewport) {
        JViewport vp = (JViewport) c.getParent();
        Dimension d = vp.getExtentSize();
        if (vp.getParent() instanceof JScrollPane) {
            JScrollPane sp = (JScrollPane) vp.getParent();
            if (sp.getVerticalScrollBar() != null && sp.getVerticalScrollBar().isVisible()) {
                d.width += sp.getVerticalScrollBar().getWidth();
            }
            if (sp.getHorizontalScrollBar() != null && sp.getHorizontalScrollBar().isVisible()) {
                d.height += sp.getHorizontalScrollBar().getHeight();
            }
        }
        return d;
    } else {
        return null;
    }
}

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From source file:Main.java

/**
 * Scrolls the given component by its unit or block increment in the given direction (actually a scale factor, so use +1 or -1).
 * Useful for implementing behavior like in Apple's Mail where page up/page down in the list cause scrolling in the text.
 *///from   w  ww .j a v a  2s . c  o m
public static void scroll(JComponent c, boolean byBlock, int direction) {
    JScrollPane scrollPane = (JScrollPane) SwingUtilities.getAncestorOfClass(JScrollPane.class, c);
    JScrollBar scrollBar = scrollPane.getVerticalScrollBar();
    int increment = byBlock ? scrollBar.getBlockIncrement(direction) : scrollBar.getUnitIncrement(direction);
    int newValue = scrollBar.getValue() + direction * increment;
    newValue = Math.min(newValue, scrollBar.getMaximum());
    newValue = Math.max(newValue, scrollBar.getMinimum());
    scrollBar.setValue(newValue);
}

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From source file:Main.java

/**
 * Selects a the specified row in the specified JTable and scrolls
 * the specified JScrollpane to the newly selected row. More importantly,
 * the call to repaint() delayed long enough to have the table
 * properly paint the newly selected row which may be offscre
 * @param table should belong to the specified JScrollPane
 *///from w ww .j  a va2  s  . c  o  m
public static void selectRow(int row, JTable table, JScrollPane pane) {
    if (table == null || pane == null) {
        return;
    }
    if (contains(row, table.getModel()) == false) {
        return;
    }
    moveAdjustable(row * table.getRowHeight(), pane.getVerticalScrollBar());
    selectRow(row, table.getSelectionModel());
    // repaint must be done later because moveAdjustable
    // posts requests to the swing thread which must execute before
    // the repaint logic gets executed.
    repaintLater(table);
}

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From source file:Main.java

public Main() {
    JTextField textField = new JTextField("A TextField");
    textField.addFocusListener(this);
    JLabel label = new JLabel("A Label");
    label.addFocusListener(this);
    add(label);//from   w  w w.j a v a2s .c  om

    String comboPrefix = "Item #";
    final int numItems = 15;
    Vector vector = new Vector(numItems);
    for (int i = 0; i < numItems; i++) {
        vector.addElement(comboPrefix + i);
    }
    JComboBox comboBox = new JComboBox(vector);
    comboBox.addFocusListener(this);
    add(comboBox);

    JButton button = new JButton("A Button");
    button.addFocusListener(this);
    add(button);

    JList list = new JList(vector);
    list.setSelectedIndex(1);
    list.addFocusListener(this);
    JScrollPane listScrollPane = new JScrollPane(list);

    listScrollPane.getVerticalScrollBar().setFocusable(false);
    listScrollPane.getHorizontalScrollBar().setFocusable(false);
    add(listScrollPane);

    setPreferredSize(new Dimension(450, 450));
}

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From source file:Main.java

public Main() {
    JTextField textField = new JTextField("A TextField");
    textField.addFocusListener(this);
    JLabel label = new JLabel("A Label");
    label.addFocusListener(this);
    add(label);//  www.  j av a 2 s  .c om

    String comboPrefix = "ComboBox Item #";
    final int numItems = 15;
    Vector vector = new Vector(numItems);
    for (int i = 0; i < numItems; i++) {
        vector.addElement(comboPrefix + i);
    }
    JComboBox comboBox = new JComboBox(vector);
    comboBox.addFocusListener(this);
    add(comboBox);

    JButton button = new JButton("A Button");
    button.addFocusListener(this);
    add(button);

    String listPrefix = "List Item #";
    Vector listVector = new Vector(numItems);
    for (int i = 0; i < numItems; i++) {
        listVector.addElement(listPrefix + i);
    }
    JList list = new JList(listVector);
    list.setSelectedIndex(1);
    list.addFocusListener(this);
    JScrollPane listScrollPane = new JScrollPane(list);

    listScrollPane.getVerticalScrollBar().setFocusable(false);
    listScrollPane.getHorizontalScrollBar().setFocusable(false);
    add(listScrollPane);

    setPreferredSize(new Dimension(450, 450));
    setBorder(BorderFactory.createEmptyBorder(20, 20, 20, 20));
}

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From source file:Main.java

public Main() {
    super();/*  w ww. ja v a 2s  .c o m*/
    JTree tree = new JTree();
    for (int i = 0; i < tree.getRowCount(); i++) {
        tree.expandRow(i);
    }

    final JScrollPane pane = new JScrollPane(tree) {
        Dimension prefSize = new Dimension(200, 150);

        public Dimension getPreferredSize() {
            return prefSize;
        }
    };

    pane.getVerticalScrollBar().addAdjustmentListener(e -> {
        JViewport vp = pane.getViewport();
        if (vp.getView().getHeight() <= vp.getHeight() + vp.getViewPosition().y) {
            System.out.println("End");
        }
    });

    add(pane);
}

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From source file:com.projity.pm.graphic.views.ChartView.java

protected JScrollPane createLeftScrollPane() {
    chartLegend = new ChartLegend(chartInfo);
    chartInfo.setChartLegend(chartLegend);
    JScrollPane result = new JScrollPane(chartLegend.createContentPanel());
    result.getVerticalScrollBar().setUnitIncrement(20);
    return result;
}

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From source file:io.github.jeremgamer.editor.panels.Actions.java

public Actions(final JFrame frame, final ActionPanel ap) {
    this.frame = frame;

    this.setBorder(BorderFactory.createTitledBorder(""));
    JButton add = null;//ww  w.j a va2  s.  c o m
    try {
        add = new JButton(new ImageIcon(ImageIO.read(ImageGetter.class.getResource("add.png"))));
    } catch (IOException e) {
        e.printStackTrace();
    }
    add.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent event) {
            try {
                JOptionPane jop = new JOptionPane();
                @SuppressWarnings("static-access")
                String name = jop.showInputDialog(null, "Nommez l'action :", "Crer une action",
                        JOptionPane.QUESTION_MESSAGE);

                if (name != null) {
                    for (int i = 0; i < data.getSize(); i++) {
                        if (data.get(i).equals(name)) {
                            name += "1";
                        }
                    }
                    data.addElement(name);
                    new ActionSave(name);
                    OtherPanel.updateLists();
                    ButtonPanel.updateLists();
                    ActionPanel.updateLists();
                }
            } catch (IOException e) {
                e.printStackTrace();
            }

        }

    });

    JButton remove = null;
    try {
        remove = new JButton(new ImageIcon(ImageIO.read(ImageGetter.class.getResource("remove.png"))));
    } catch (IOException e) {
        e.printStackTrace();
    }
    remove.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent event) {
            try {
                if (actionList.getSelectedValue() != null) {
                    File file = new File("projects/" + Editor.getProjectName() + "/actions/"
                            + actionList.getSelectedValue() + ".rbd");
                    JOptionPane jop = new JOptionPane();
                    @SuppressWarnings("static-access")
                    int option = jop.showConfirmDialog(null,
                            "tes-vous sr de vouloir supprimer cette action?", "Avertissement",
                            JOptionPane.YES_NO_OPTION, JOptionPane.WARNING_MESSAGE);

                    if (option == JOptionPane.OK_OPTION) {
                        if (actionList.getSelectedValue().equals(ap.getFileName())) {
                            ap.setFileName("");
                        }
                        ap.hide();
                        file.delete();
                        data.remove(actionList.getSelectedIndex());
                        OtherPanel.updateLists();
                        ButtonPanel.updateLists();
                    }
                }
            } catch (NullPointerException npe) {
                npe.printStackTrace();
            }

        }

    });

    JPanel buttons = new JPanel();
    buttons.setLayout(new BoxLayout(buttons, BoxLayout.LINE_AXIS));
    buttons.add(add);
    buttons.add(remove);

    updateList();
    actionList.addMouseListener(new MouseAdapter() {
        @SuppressWarnings("unchecked")
        public void mouseClicked(MouseEvent evt) {
            JList<String> list = (JList<String>) evt.getSource();
            if (evt.getClickCount() == 2) {
                int index = list.locationToIndex(evt.getPoint());
                if (isOpen == false) {
                    ap.show();
                    ap.load(new File("projects/" + Editor.getProjectName() + "/actions/"
                            + list.getModel().getElementAt(index) + ".rbd"));
                    previousSelection = list.getSelectedValue();
                    isOpen = true;
                } else {
                    try {
                        if (previousSelection.equals(list.getModel().getElementAt(index))) {
                            ap.hide();
                            previousSelection = list.getSelectedValue();
                            list.clearSelection();
                            isOpen = false;
                        } else {
                            ap.hideThenShow();
                            previousSelection = list.getSelectedValue();
                            ap.load(new File("projects/" + Editor.getProjectName() + "/actions/"
                                    + list.getModel().getElementAt(index) + ".rbd"));
                        }
                    } catch (NullPointerException npe) {
                        ap.hide();
                        list.clearSelection();
                    }
                }
            } else if (evt.getClickCount() == 3) {
                int index = list.locationToIndex(evt.getPoint());
                if (isOpen == false) {
                    ap.show();
                    ap.load(new File("projects/" + Editor.getProjectName() + "/actions/"
                            + list.getModel().getElementAt(index) + ".rbd"));
                    previousSelection = list.getSelectedValue();
                    isOpen = true;
                } else {
                    try {
                        if (previousSelection.equals(list.getModel().getElementAt(index))) {
                            ap.hide();
                            previousSelection = list.getSelectedValue();
                            list.clearSelection();
                            isOpen = false;
                        } else {
                            ap.hideThenShow();
                            previousSelection = list.getSelectedValue();
                            ap.load(new File("projects/" + Editor.getProjectName() + "/actions/"
                                    + list.getModel().getElementAt(index) + ".rbd"));
                        }
                    } catch (NullPointerException npe) {
                        ap.hide();
                        list.clearSelection();
                    }
                }
            }
        }
    });
    JScrollPane listPane = new JScrollPane(actionList);
    listPane.getVerticalScrollBar().setUnitIncrement(Editor.SCROLL_SPEED);
    this.setLayout(new BoxLayout(this, BoxLayout.PAGE_AXIS));
    this.add(buttons);
    this.add(listPane);
    OtherPanel.updateLists();
}

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From source file:com.stefanbrenner.droplet.ui.DevicePanel.java

/**
 * Create the panel./*  ww  w .  ja va2  s . c  o m*/
 */
public DevicePanel(final JComponent parent, final IDroplet droplet, final T device) {

    this.parent = parent;

    setDevice(device);

    setLayout(new BorderLayout(0, 5));
    setBorder(BorderFactory.createLineBorder(Color.BLACK));
    setBackground(DropletColors.getBackgroundColor(device));

    BeanAdapter<T> adapter = new BeanAdapter<T>(device, true);

    // device name textfield
    txtName = BasicComponentFactory.createTextField(adapter.getValueModel(IDevice.PROPERTY_NAME));
    txtName.setHorizontalAlignment(SwingConstants.CENTER);
    txtName.setColumns(1);
    txtName.setToolTipText(device.getName());
    adapter.addBeanPropertyChangeListener(IDevice.PROPERTY_NAME, new PropertyChangeListener() {

        @Override
        public void propertyChange(final PropertyChangeEvent event) {
            txtName.setToolTipText(device.getName());
        }
    });
    add(txtName, BorderLayout.NORTH);

    // actions panel with scroll pane
    actionsPanel = new JPanel();
    actionsPanel.setLayout(new BoxLayout(actionsPanel, BoxLayout.Y_AXIS));
    actionsPanel.setBackground(getBackground());

    JScrollPane scrollPane = new JScrollPane(actionsPanel, ScrollPaneConstants.VERTICAL_SCROLLBAR_AS_NEEDED,
            ScrollPaneConstants.HORIZONTAL_SCROLLBAR_NEVER);
    // resize vertical scrollbar
    scrollPane.getVerticalScrollBar().putClientProperty("JComponent.sizeVariant", "mini"); //$NON-NLS-1$ //$NON-NLS-2$
    SwingUtilities.updateComponentTreeUI(scrollPane);
    // we need no border
    scrollPane.setBorder(BorderFactory.createEmptyBorder());
    add(scrollPane, BorderLayout.CENTER);

    {
        JPanel panel = new JPanel();
        panel.setLayout(new GridLayout(0, 1));

        createAddButton(panel);

        // remove button
        JButton btnRemove = new JButton(Messages.getString("ActionDevicePanel.removeDevice")); //$NON-NLS-1$
        btnRemove.addActionListener(new ActionListener() {

            @Override
            public void actionPerformed(final ActionEvent action) {
                int retVal = JOptionPane.showConfirmDialog(DevicePanel.this,
                        Messages.getString("ActionDevicePanel.removeDevice") + " '" + device.getName() + "'?", //$NON-NLS-1$//$NON-NLS-2$//$NON-NLS-3$
                        StringUtils.EMPTY, JOptionPane.YES_NO_CANCEL_OPTION, JOptionPane.QUESTION_MESSAGE);
                if (retVal == JOptionPane.YES_OPTION) {
                    droplet.removeDevice(device);
                }
            }
        });
        btnRemove.setFocusable(false);
        panel.add(btnRemove);

        add(panel, BorderLayout.SOUTH);
    }

}

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From source file:fuel.gui.stats.MotorStatsPanel.java

public MotorStatsPanel(Database database) throws SQLException {
    this.database = database;
    controller = new Controller();
    JPanel container = new JPanel(new BorderLayout());
    //container.setLayout(new BoxLayout(container, BoxLayout.Y_AXIS));
    JPanel motorSelectionPanel = new JPanel();
    motorSelectionPanel.setLayout(new BoxLayout(motorSelectionPanel, BoxLayout.X_AXIS));
    motorSpecsPanel = new JPanel(new GridLayout(2, 3));
    motorSpecsPanel.setBorder(BorderFactory.createTitledBorder("Specs"));
    graphContainer = new JPanel();
    graphContainer.setLayout(new BoxLayout(graphContainer, BoxLayout.Y_AXIS));
    JComboBox motorSelector = new JComboBox(database.getMotorcycles().toArray());
    motorSelector.setActionCommand("SELECTMOTOR");
    motorSelector.addActionListener(controller);
    motorSelectionPanel.add(motorSelector);

    //motorSelector.setSelectedIndex(0);

    motorSelectionPanel.add(motorSpecsPanel);
    refreshMotorSpecs((Motorcycle) motorSelector.getSelectedItem());

    container.add(motorSelectionPanel, BorderLayout.NORTH);
    JScrollPane scroll = new JScrollPane(graphContainer);
    scroll.getHorizontalScrollBar().setUnitIncrement(10);
    scroll.getVerticalScrollBar().setUnitIncrement(10);
    container.add(scroll, BorderLayout.CENTER);

    refreshGraphs((Motorcycle) motorSelector.getSelectedItem());
    setLayout(new BorderLayout());
    add(container);/*w  ww.  j  a va 2 s  .c o m*/

    setVisible(true);
}

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