Example usage for java.awt Panel add

Introduction

In this page you can find the example usage for java.awt Panel add.

Prototype

public Component add(Component comp) 

Source Link

Document

Appends the specified component to the end of this container.

Usage

From source file:EmbedSwingAWTSWT.java

public static void main(String[] args) {
    final Display display = new Display();
    final Shell shell = new Shell(display);
    shell.setText("SWT and Swing/AWT Example");

    Composite treeComp = new Composite(shell, SWT.EMBEDDED);

    treeComp.setBounds(5, 5, 300, 300);//  w  ww . ja va 2 s .c  o m

    java.awt.Frame fileTableFrame = SWT_AWT.new_Frame(treeComp);
    java.awt.Panel panel = new java.awt.Panel(new java.awt.BorderLayout());
    fileTableFrame.add(panel);
    JTree fileTable = new JTree();
    fileTable.setDoubleBuffered(true);
    JScrollPane scrollPane = new JScrollPane(fileTable);
    panel.add(scrollPane);

    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    display.dispose();
}

---

From source file:RadialLayout.java

/**
 * Run a demonstration.//from   ww  w  .ja v a2  s  .c om
 *
 * @param args  ignored.
 * 
 * @throws Exception when an error occurs.
 */
public static void main(final String[] args) throws Exception {
    final Frame frame = new Frame();
    final Panel panel = new Panel();
    panel.setLayout(new RadialLayout());

    panel.add(new Checkbox("One"));
    panel.add(new Checkbox("Two"));
    panel.add(new Checkbox("Three"));
    panel.add(new Checkbox("Four"));
    panel.add(new Checkbox("Five"));
    panel.add(new Checkbox("One"));
    panel.add(new Checkbox("Two"));
    panel.add(new Checkbox("Three"));
    panel.add(new Checkbox("Four"));
    panel.add(new Checkbox("Five"));

    frame.add(panel);
    frame.setSize(300, 500);
    frame.setVisible(true);
}

---

From source file:Bouncer.java

public static void main(String[] args) {
    final Bouncer bouncer = new Bouncer();
    Frame f = new AnimationFrame(bouncer);
    f.setFont(new Font("Serif", Font.PLAIN, 12));
    f.setSize(200, 200);/*from   w  w w.  j  a va 2 s. c  om*/
    Panel controls = new Panel();
    controls.add(bouncer.createCheckbox("Anti.", Bouncer.ANTIALIASING));
    controls.add(bouncer.createCheckbox("Trans.", Bouncer.TRANSFORM));
    controls.add(bouncer.createCheckbox("Gradient", Bouncer.GRADIENT));
    controls.add(bouncer.createCheckbox("Outline", Bouncer.OUTLINE));
    controls.add(bouncer.createCheckbox("Dotted", Bouncer.DOTTED));
    controls.add(bouncer.createCheckbox("Axes", Bouncer.AXES));
    controls.add(bouncer.createCheckbox("Clip", Bouncer.CLIP));
    f.add(controls, BorderLayout.NORTH);

    f.setVisible(true);
}

---

From source file:Snippet154.java

public static void main(String[] args) {
    final Display display = new Display();
    final Shell shell = new Shell(display);
    shell.setLayout(new FillLayout());

    Composite composite = new Composite(shell, SWT.NO_BACKGROUND | SWT.EMBEDDED);

    /*//from  w  ww .j av  a 2  s.  co m
     * Set a Windows specific AWT property that prevents heavyweight
     * components from erasing their background. Note that this is a global
     * property and cannot be scoped. It might not be suitable for your
     * application.
     */
    try {
        System.setProperty("sun.awt.noerasebackground", "true");
    } catch (NoSuchMethodError error) {
    }

    /* Create and setting up frame */
    Frame frame = SWT_AWT.new_Frame(composite);
    Panel panel = new Panel(new BorderLayout()) {
        public void update(java.awt.Graphics g) {
            /* Do not erase the background */
            paint(g);
        }
    };
    frame.add(panel);
    JRootPane root = new JRootPane();
    panel.add(root);
    java.awt.Container contentPane = root.getContentPane();

    /* Creating components */
    int nrows = 1000, ncolumns = 10;
    Vector rows = new Vector();
    for (int i = 0; i < nrows; i++) {
        Vector row = new Vector();
        for (int j = 0; j < ncolumns; j++) {
            row.addElement("Item " + i + "-" + j);
        }
        rows.addElement(row);
    }
    Vector columns = new Vector();
    for (int i = 0; i < ncolumns; i++) {
        columns.addElement("Column " + i);
    }
    JTable table = new JTable(rows, columns);
    table.setAutoResizeMode(JTable.AUTO_RESIZE_OFF);
    table.createDefaultColumnsFromModel();
    JScrollPane scrollPane = new JScrollPane(table);
    contentPane.setLayout(new BorderLayout());
    contentPane.add(scrollPane);

    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    display.dispose();
}

---

From source file:EmbedJTableSWTNoFlicker.java

public static void main(String[] args) {
    final Display display = new Display();
    final Shell shell = new Shell(display);
    shell.setLayout(new FillLayout());

    Composite composite = new Composite(shell, SWT.NO_BACKGROUND | SWT.EMBEDDED);

    /*//from  w w  w.  j  a va 2s  . c  o  m
     * Set a Windows specific AWT property that prevents heavyweight components
     * from erasing their background. Note that this is a global property and
     * cannot be scoped. It might not be suitable for your application.
     */
    try {
        System.setProperty("sun.awt.noerasebackground", "true");
    } catch (NoSuchMethodError error) {
    }

    /* Create and setting up frame */
    Frame frame = SWT_AWT.new_Frame(composite);
    Panel panel = new Panel(new BorderLayout()) {
        public void update(java.awt.Graphics g) {
            /* Do not erase the background */
            paint(g);
        }
    };
    frame.add(panel);
    JRootPane root = new JRootPane();
    panel.add(root);
    java.awt.Container contentPane = root.getContentPane();

    /* Creating components */
    int nrows = 1000, ncolumns = 10;
    Vector rows = new Vector();
    for (int i = 0; i < nrows; i++) {
        Vector row = new Vector();
        for (int j = 0; j < ncolumns; j++) {
            row.addElement("Item " + i + "-" + j);
        }
        rows.addElement(row);
    }
    Vector columns = new Vector();
    for (int i = 0; i < ncolumns; i++) {
        columns.addElement("Column " + i);
    }
    JTable table = new JTable(rows, columns);
    table.setAutoResizeMode(JTable.AUTO_RESIZE_OFF);
    table.createDefaultColumnsFromModel();
    JScrollPane scrollPane = new JScrollPane(table);
    contentPane.setLayout(new BorderLayout());
    contentPane.add(scrollPane);

    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    display.dispose();
}

---

From source file:ImageBouncer.java

public static void main(String[] args) {
    String filename = "java2sLogo.png";
    if (args.length > 0)
        filename = args[0];/*w w  w . ja  v a  2  s .  c  o m*/

    Image image = null;
    try {
        image = blockingLoad(new URL(filename));
    } catch (MalformedURLException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    }
    final ImageBouncer bouncer = new ImageBouncer(image);
    Frame f = new AnimationFrame(bouncer);
    f.setFont(new Font("Serif", Font.PLAIN, 12));
    Panel controls = new Panel();
    controls.add(bouncer.createCheckbox("Bilinear", ImageBouncer.BILINEAR));
    controls.add(bouncer.createCheckbox("Transform", ImageBouncer.TRANSFORM));
    final Choice typeChoice = new Choice();
    typeChoice.add("TYPE_INT_RGB");
    typeChoice.add("TYPE_INT_ARGB");
    typeChoice.add("TYPE_INT_ARGB_PRE");
    typeChoice.add("TYPE_3BYTE_BGR");
    typeChoice.add("TYPE_BYTE_GRAY");
    typeChoice.add("TYPE_USHORT_GRAY");
    typeChoice.add("TYPE_USHORT_555_RGB");
    typeChoice.add("TYPE_USHORT_565_RGB");
    controls.add(typeChoice);
    f.add(controls, BorderLayout.NORTH);

    typeChoice.addItemListener(new ItemListener() {
        public void itemStateChanged(ItemEvent ie) {
            String type = typeChoice.getSelectedItem();
            bouncer.setImageType(type);
        }
    });
    f.setSize(200, 200);
    f.setVisible(true);
}

---

From source file:org.eclipse.swt.snippets.Snippet154.java

public static void main(String[] args) {
    final Display display = new Display();
    final Shell shell = new Shell(display);
    shell.setText("Snippet 154");
    shell.setLayout(new FillLayout());

    Composite composite = new Composite(shell, SWT.NO_BACKGROUND | SWT.EMBEDDED);

    /*/*from   w  ww .  j a v  a 2  s.  co  m*/
    * Set a Windows specific AWT property that prevents heavyweight
    * components from erasing their background. Note that this
    * is a global property and cannot be scoped. It might not be
    * suitable for your application.
    */
    try {
        System.setProperty("sun.awt.noerasebackground", "true");
    } catch (NoSuchMethodError error) {
    }

    /* Create and setting up frame */
    Frame frame = SWT_AWT.new_Frame(composite);
    Panel panel = new Panel(new BorderLayout()) {
        @Override
        public void update(java.awt.Graphics g) {
            /* Do not erase the background */
            paint(g);
        }
    };
    frame.add(panel);
    JRootPane root = new JRootPane();
    panel.add(root);
    java.awt.Container contentPane = root.getContentPane();

    /* Creating components */
    int nrows = 1000, ncolumns = 10;
    Vector<Vector<String>> rows = new Vector<>();
    for (int i = 0; i < nrows; i++) {
        Vector<String> row = new Vector<>();
        for (int j = 0; j < ncolumns; j++) {
            row.addElement("Item " + i + "-" + j);
        }
        rows.addElement(row);
    }
    Vector<String> columns = new Vector<>();
    for (int i = 0; i < ncolumns; i++) {
        columns.addElement("Column " + i);
    }
    JTable table = new JTable(rows, columns);
    table.setAutoResizeMode(JTable.AUTO_RESIZE_OFF);
    table.createDefaultColumnsFromModel();
    JScrollPane scrollPane = new JScrollPane(table);
    contentPane.setLayout(new BorderLayout());
    contentPane.add(scrollPane);

    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    display.dispose();
}

---

From source file:org.eclipse.swt.snippets.Snippet135.java

public static void main(String[] args) {
    final Display display = new Display();
    final Shell shell = new Shell(display);
    shell.setText("SWT and Swing/AWT Example");

    Listener exitListener = e -> {/*from  ww  w.j a  va2s.c  om*/
        MessageBox dialog = new MessageBox(shell, SWT.OK | SWT.CANCEL | SWT.ICON_QUESTION);
        dialog.setText("Question");
        dialog.setMessage("Exit?");
        if (e.type == SWT.Close)
            e.doit = false;
        if (dialog.open() != SWT.OK)
            return;
        shell.dispose();
    };
    Listener aboutListener = e -> {
        final Shell s = new Shell(shell, SWT.DIALOG_TRIM | SWT.APPLICATION_MODAL);
        s.setText("About");
        GridLayout layout = new GridLayout(1, false);
        layout.verticalSpacing = 20;
        layout.marginHeight = layout.marginWidth = 10;
        s.setLayout(layout);
        Label label = new Label(s, SWT.NONE);
        label.setText("SWT and AWT Example.");
        Button button = new Button(s, SWT.PUSH);
        button.setText("OK");
        GridData data = new GridData();
        data.horizontalAlignment = GridData.CENTER;
        button.setLayoutData(data);
        button.addListener(SWT.Selection, event -> s.dispose());
        s.pack();
        Rectangle parentBounds = shell.getBounds();
        Rectangle bounds = s.getBounds();
        int x = parentBounds.x + (parentBounds.width - bounds.width) / 2;
        int y = parentBounds.y + (parentBounds.height - bounds.height) / 2;
        s.setLocation(x, y);
        s.open();
        while (!s.isDisposed()) {
            if (!display.readAndDispatch())
                display.sleep();
        }
    };
    shell.addListener(SWT.Close, exitListener);
    Menu mb = new Menu(shell, SWT.BAR);
    MenuItem fileItem = new MenuItem(mb, SWT.CASCADE);
    fileItem.setText("&File");
    Menu fileMenu = new Menu(shell, SWT.DROP_DOWN);
    fileItem.setMenu(fileMenu);
    MenuItem exitItem = new MenuItem(fileMenu, SWT.PUSH);
    exitItem.setText("&Exit\tCtrl+X");
    exitItem.setAccelerator(SWT.CONTROL + 'X');
    exitItem.addListener(SWT.Selection, exitListener);
    MenuItem aboutItem = new MenuItem(fileMenu, SWT.PUSH);
    aboutItem.setText("&About\tCtrl+A");
    aboutItem.setAccelerator(SWT.CONTROL + 'A');
    aboutItem.addListener(SWT.Selection, aboutListener);
    shell.setMenuBar(mb);

    RGB color = shell.getBackground().getRGB();
    Label separator1 = new Label(shell, SWT.SEPARATOR | SWT.HORIZONTAL);
    Label locationLb = new Label(shell, SWT.NONE);
    locationLb.setText("Location:");
    Composite locationComp = new Composite(shell, SWT.EMBEDDED);
    ToolBar toolBar = new ToolBar(shell, SWT.FLAT);
    ToolItem exitToolItem = new ToolItem(toolBar, SWT.PUSH);
    exitToolItem.setText("&Exit");
    exitToolItem.addListener(SWT.Selection, exitListener);
    ToolItem aboutToolItem = new ToolItem(toolBar, SWT.PUSH);
    aboutToolItem.setText("&About");
    aboutToolItem.addListener(SWT.Selection, aboutListener);
    Label separator2 = new Label(shell, SWT.SEPARATOR | SWT.HORIZONTAL);
    final Composite comp = new Composite(shell, SWT.NONE);
    final Tree fileTree = new Tree(comp, SWT.SINGLE | SWT.BORDER);
    Sash sash = new Sash(comp, SWT.VERTICAL);
    Composite tableComp = new Composite(comp, SWT.EMBEDDED);
    Label separator3 = new Label(shell, SWT.SEPARATOR | SWT.HORIZONTAL);
    Composite statusComp = new Composite(shell, SWT.EMBEDDED);

    java.awt.Frame locationFrame = SWT_AWT.new_Frame(locationComp);
    final java.awt.TextField locationText = new java.awt.TextField();
    locationFrame.add(locationText);

    java.awt.Frame fileTableFrame = SWT_AWT.new_Frame(tableComp);
    java.awt.Panel panel = new java.awt.Panel(new java.awt.BorderLayout());
    fileTableFrame.add(panel);
    final JTable fileTable = new JTable(new FileTableModel(null));
    fileTable.setDoubleBuffered(true);
    fileTable.setShowGrid(false);
    fileTable.createDefaultColumnsFromModel();
    JScrollPane scrollPane = new JScrollPane(fileTable);
    panel.add(scrollPane);

    java.awt.Frame statusFrame = SWT_AWT.new_Frame(statusComp);
    statusFrame.setBackground(new java.awt.Color(color.red, color.green, color.blue));
    final java.awt.Label statusLabel = new java.awt.Label();
    statusFrame.add(statusLabel);
    statusLabel.setText("Select a file");

    sash.addListener(SWT.Selection, e -> {
        if (e.detail == SWT.DRAG)
            return;
        GridData data = (GridData) fileTree.getLayoutData();
        Rectangle trim = fileTree.computeTrim(0, 0, 0, 0);
        data.widthHint = e.x - trim.width;
        comp.layout();
    });

    File[] roots = File.listRoots();
    for (int i = 0; i < roots.length; i++) {
        File file = roots[i];
        TreeItem treeItem = new TreeItem(fileTree, SWT.NONE);
        treeItem.setText(file.getAbsolutePath());
        treeItem.setData(file);
        new TreeItem(treeItem, SWT.NONE);
    }
    fileTree.addListener(SWT.Expand, e -> {
        TreeItem item = (TreeItem) e.item;
        if (item == null)
            return;
        if (item.getItemCount() == 1) {
            TreeItem firstItem = item.getItems()[0];
            if (firstItem.getData() != null)
                return;
            firstItem.dispose();
        } else {
            return;
        }
        File root = (File) item.getData();
        File[] files = root.listFiles();
        if (files == null)
            return;
        for (int i = 0; i < files.length; i++) {
            File file = files[i];
            if (file.isDirectory()) {
                TreeItem treeItem = new TreeItem(item, SWT.NONE);
                treeItem.setText(file.getName());
                treeItem.setData(file);
                new TreeItem(treeItem, SWT.NONE);
            }
        }
    });
    fileTree.addListener(SWT.Selection, e -> {
        TreeItem item = (TreeItem) e.item;
        if (item == null)
            return;
        final File root = (File) item.getData();
        EventQueue.invokeLater(() -> {
            statusLabel.setText(root.getAbsolutePath());
            locationText.setText(root.getAbsolutePath());
            fileTable.setModel(new FileTableModel(root.listFiles()));
        });
    });

    GridLayout layout = new GridLayout(4, false);
    layout.marginWidth = layout.marginHeight = 0;
    layout.horizontalSpacing = layout.verticalSpacing = 1;
    shell.setLayout(layout);
    GridData data;
    data = new GridData(GridData.FILL_HORIZONTAL);
    data.horizontalSpan = 4;
    separator1.setLayoutData(data);
    data = new GridData();
    data.horizontalSpan = 1;
    data.horizontalIndent = 10;
    locationLb.setLayoutData(data);
    data = new GridData(GridData.FILL_HORIZONTAL);
    data.horizontalSpan = 2;
    data.heightHint = locationText.getPreferredSize().height;
    locationComp.setLayoutData(data);
    data = new GridData(GridData.FILL_HORIZONTAL);
    data.horizontalSpan = 1;
    toolBar.setLayoutData(data);
    data = new GridData(GridData.FILL_HORIZONTAL);
    data.horizontalSpan = 4;
    separator2.setLayoutData(data);
    data = new GridData(GridData.FILL_BOTH);
    data.horizontalSpan = 4;
    comp.setLayoutData(data);
    data = new GridData(GridData.FILL_HORIZONTAL);
    data.horizontalSpan = 4;
    separator3.setLayoutData(data);
    data = new GridData(GridData.FILL_HORIZONTAL);
    data.horizontalSpan = 4;
    data.heightHint = statusLabel.getPreferredSize().height;
    statusComp.setLayoutData(data);

    layout = new GridLayout(3, false);
    layout.marginWidth = layout.marginHeight = 0;
    layout.horizontalSpacing = layout.verticalSpacing = 1;
    comp.setLayout(layout);
    data = new GridData(GridData.FILL_VERTICAL);
    data.widthHint = 200;
    fileTree.setLayoutData(data);
    data = new GridData(GridData.FILL_VERTICAL);
    sash.setLayoutData(data);
    data = new GridData(GridData.FILL_BOTH);
    tableComp.setLayoutData(data);

    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    display.dispose();
}

---

From source file:Snippet135.java

public static void main(String[] args) {
    final Display display = new Display();
    final Shell shell = new Shell(display);
    shell.setText("SWT and Swing/AWT Example");

    Listener exitListener = new Listener() {
        public void handleEvent(Event e) {
            MessageBox dialog = new MessageBox(shell, SWT.OK | SWT.CANCEL | SWT.ICON_QUESTION);
            dialog.setText("Question");
            dialog.setMessage("Exit?");
            if (e.type == SWT.Close)
                e.doit = false;// ww w  .  j  a  v a 2 s.  co m
            if (dialog.open() != SWT.OK)
                return;
            shell.dispose();
        }
    };
    Listener aboutListener = new Listener() {
        public void handleEvent(Event e) {
            final Shell s = new Shell(shell, SWT.DIALOG_TRIM | SWT.APPLICATION_MODAL);
            s.setText("About");
            GridLayout layout = new GridLayout(1, false);
            layout.verticalSpacing = 20;
            layout.marginHeight = layout.marginWidth = 10;
            s.setLayout(layout);
            Label label = new Label(s, SWT.NONE);
            label.setText("SWT and AWT Example.");
            Button button = new Button(s, SWT.PUSH);
            button.setText("OK");
            GridData data = new GridData();
            data.horizontalAlignment = GridData.CENTER;
            button.setLayoutData(data);
            button.addListener(SWT.Selection, new Listener() {
                public void handleEvent(Event event) {
                    s.dispose();
                }
            });
            s.pack();
            Rectangle parentBounds = shell.getBounds();
            Rectangle bounds = s.getBounds();
            int x = parentBounds.x + (parentBounds.width - bounds.width) / 2;
            int y = parentBounds.y + (parentBounds.height - bounds.height) / 2;
            s.setLocation(x, y);
            s.open();
            while (!s.isDisposed()) {
                if (!display.readAndDispatch())
                    display.sleep();
            }
        }
    };
    shell.addListener(SWT.Close, exitListener);
    Menu mb = new Menu(shell, SWT.BAR);
    MenuItem fileItem = new MenuItem(mb, SWT.CASCADE);
    fileItem.setText("&File");
    Menu fileMenu = new Menu(shell, SWT.DROP_DOWN);
    fileItem.setMenu(fileMenu);
    MenuItem exitItem = new MenuItem(fileMenu, SWT.PUSH);
    exitItem.setText("&Exit\tCtrl+X");
    exitItem.setAccelerator(SWT.CONTROL + 'X');
    exitItem.addListener(SWT.Selection, exitListener);
    MenuItem aboutItem = new MenuItem(fileMenu, SWT.PUSH);
    aboutItem.setText("&About\tCtrl+A");
    aboutItem.setAccelerator(SWT.CONTROL + 'A');
    aboutItem.addListener(SWT.Selection, aboutListener);
    shell.setMenuBar(mb);

    RGB color = shell.getBackground().getRGB();
    Label separator1 = new Label(shell, SWT.SEPARATOR | SWT.HORIZONTAL);
    Label locationLb = new Label(shell, SWT.NONE);
    locationLb.setText("Location:");
    Composite locationComp = new Composite(shell, SWT.EMBEDDED);
    ToolBar toolBar = new ToolBar(shell, SWT.FLAT);
    ToolItem exitToolItem = new ToolItem(toolBar, SWT.PUSH);
    exitToolItem.setText("&Exit");
    exitToolItem.addListener(SWT.Selection, exitListener);
    ToolItem aboutToolItem = new ToolItem(toolBar, SWT.PUSH);
    aboutToolItem.setText("&About");
    aboutToolItem.addListener(SWT.Selection, aboutListener);
    Label separator2 = new Label(shell, SWT.SEPARATOR | SWT.HORIZONTAL);
    final Composite comp = new Composite(shell, SWT.NONE);
    final Tree fileTree = new Tree(comp, SWT.SINGLE | SWT.BORDER);
    Sash sash = new Sash(comp, SWT.VERTICAL);
    Composite tableComp = new Composite(comp, SWT.EMBEDDED);
    Label separator3 = new Label(shell, SWT.SEPARATOR | SWT.HORIZONTAL);
    Composite statusComp = new Composite(shell, SWT.EMBEDDED);

    java.awt.Frame locationFrame = SWT_AWT.new_Frame(locationComp);
    final java.awt.TextField locationText = new java.awt.TextField();
    locationFrame.add(locationText);

    java.awt.Frame fileTableFrame = SWT_AWT.new_Frame(tableComp);
    java.awt.Panel panel = new java.awt.Panel(new java.awt.BorderLayout());
    fileTableFrame.add(panel);
    final JTable fileTable = new JTable(new FileTableModel(null));
    fileTable.setDoubleBuffered(true);
    fileTable.setShowGrid(false);
    fileTable.createDefaultColumnsFromModel();
    JScrollPane scrollPane = new JScrollPane(fileTable);
    panel.add(scrollPane);

    java.awt.Frame statusFrame = SWT_AWT.new_Frame(statusComp);
    statusFrame.setBackground(new java.awt.Color(color.red, color.green, color.blue));
    final java.awt.Label statusLabel = new java.awt.Label();
    statusFrame.add(statusLabel);
    statusLabel.setText("Select a file");

    sash.addListener(SWT.Selection, new Listener() {
        public void handleEvent(Event e) {
            if (e.detail == SWT.DRAG)
                return;
            GridData data = (GridData) fileTree.getLayoutData();
            Rectangle trim = fileTree.computeTrim(0, 0, 0, 0);
            data.widthHint = e.x - trim.width;
            comp.layout();
        }
    });

    File[] roots = File.listRoots();
    for (int i = 0; i < roots.length; i++) {
        File file = roots[i];
        TreeItem treeItem = new TreeItem(fileTree, SWT.NONE);
        treeItem.setText(file.getAbsolutePath());
        treeItem.setData(file);
        new TreeItem(treeItem, SWT.NONE);
    }
    fileTree.addListener(SWT.Expand, new Listener() {
        public void handleEvent(Event e) {
            TreeItem item = (TreeItem) e.item;
            if (item == null)
                return;
            if (item.getItemCount() == 1) {
                TreeItem firstItem = item.getItems()[0];
                if (firstItem.getData() != null)
                    return;
                firstItem.dispose();
            } else {
                return;
            }
            File root = (File) item.getData();
            File[] files = root.listFiles();
            if (files == null)
                return;
            for (int i = 0; i < files.length; i++) {
                File file = files[i];
                if (file.isDirectory()) {
                    TreeItem treeItem = new TreeItem(item, SWT.NONE);
                    treeItem.setText(file.getName());
                    treeItem.setData(file);
                    new TreeItem(treeItem, SWT.NONE);
                }
            }
        }
    });
    fileTree.addListener(SWT.Selection, new Listener() {
        public void handleEvent(Event e) {
            TreeItem item = (TreeItem) e.item;
            if (item == null)
                return;
            final File root = (File) item.getData();
            EventQueue.invokeLater(new Runnable() {
                public void run() {
                    statusLabel.setText(root.getAbsolutePath());
                    locationText.setText(root.getAbsolutePath());
                    fileTable.setModel(new FileTableModel(root.listFiles()));
                }
            });
        }
    });

    GridLayout layout = new GridLayout(4, false);
    layout.marginWidth = layout.marginHeight = 0;
    layout.horizontalSpacing = layout.verticalSpacing = 1;
    shell.setLayout(layout);
    GridData data;
    data = new GridData(GridData.FILL_HORIZONTAL);
    data.horizontalSpan = 4;
    separator1.setLayoutData(data);
    data = new GridData();
    data.horizontalSpan = 1;
    data.horizontalIndent = 10;
    locationLb.setLayoutData(data);
    data = new GridData(GridData.FILL_HORIZONTAL);
    data.horizontalSpan = 2;
    data.heightHint = locationText.getPreferredSize().height;
    locationComp.setLayoutData(data);
    data = new GridData(GridData.FILL_HORIZONTAL);
    data.horizontalSpan = 1;
    toolBar.setLayoutData(data);
    data = new GridData(GridData.FILL_HORIZONTAL);
    data.horizontalSpan = 4;
    separator2.setLayoutData(data);
    data = new GridData(GridData.FILL_BOTH);
    data.horizontalSpan = 4;
    comp.setLayoutData(data);
    data = new GridData(GridData.FILL_HORIZONTAL);
    data.horizontalSpan = 4;
    separator3.setLayoutData(data);
    data = new GridData(GridData.FILL_HORIZONTAL);
    data.horizontalSpan = 4;
    data.heightHint = statusLabel.getPreferredSize().height;
    statusComp.setLayoutData(data);

    layout = new GridLayout(3, false);
    layout.marginWidth = layout.marginHeight = 0;
    layout.horizontalSpacing = layout.verticalSpacing = 1;
    comp.setLayout(layout);
    data = new GridData(GridData.FILL_VERTICAL);
    data.widthHint = 200;
    fileTree.setLayoutData(data);
    data = new GridData(GridData.FILL_VERTICAL);
    sash.setLayoutData(data);
    data = new GridData(GridData.FILL_BOTH);
    tableComp.setLayoutData(data);

    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    display.dispose();
}

---

From source file:TextBouncer.java

public static void main(String[] args) {

    String s = "Java Source and Support";
    final int size = 64;
    if (args.length > 0)
        s = args[0];/*from  w w w  . j  a  v a2 s  . c om*/

    Panel controls = new Panel();
    final Choice choice = new Choice();
    GraphicsEnvironment ge = GraphicsEnvironment.getLocalGraphicsEnvironment();
    Font[] allFonts = ge.getAllFonts();
    for (int i = 0; i < allFonts.length; i++)
        choice.addItem(allFonts[i].getName());
    Font defaultFont = new Font(allFonts[0].getName(), Font.PLAIN, size);

    final TextBouncer bouncer = new TextBouncer(s, defaultFont);
    Frame f = new AnimationFrame(bouncer);
    f.setFont(new Font("Serif", Font.PLAIN, 12));
    controls.add(bouncer.createCheckbox("Antialiasing", TextBouncer.ANTIALIASING));
    controls.add(bouncer.createCheckbox("Gradient", TextBouncer.GRADIENT));
    controls.add(bouncer.createCheckbox("Shear", TextBouncer.SHEAR));
    controls.add(bouncer.createCheckbox("Rotate", TextBouncer.ROTATE));
    controls.add(bouncer.createCheckbox("Axes", TextBouncer.AXES));

    Panel fontControls = new Panel();
    choice.addItemListener(new ItemListener() {
        public void itemStateChanged(ItemEvent ie) {
            Font font = new Font(choice.getSelectedItem(), Font.PLAIN, size);
            bouncer.setFont(font);
        }
    });
    fontControls.add(choice);

    Panel allControls = new Panel(new GridLayout(2, 1));
    allControls.add(controls);
    allControls.add(fontControls);
    f.add(allControls, BorderLayout.NORTH);
    f.setSize(300, 300);
    f.setVisible(true);
}

---

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