Example usage for org.eclipse.swt.widgets Tree setLayoutData

List of usage examples for org.eclipse.swt.widgets Tree setLayoutData

Introduction

In this page you can find the example usage for org.eclipse.swt.widgets Tree setLayoutData.

Prototype

public void setLayoutData(Object layoutData) 

Source Link

Document

Sets the layout data associated with the receiver to the argument.

Usage

From source file:org.eclipse.swt.snippets.Snippet358.java

public static void main(String[] args) {
    Display display = new Display();
    Shell shell = new Shell(display);
    shell.setText("Snippet 358");
    shell.setLayout(new GridLayout());
    final Tree tree = new Tree(shell, SWT.NONE);
    tree.setLayoutData(new GridData(200, 200));
    for (int i = 0; i < 9; i++) {
        TreeItem item = new TreeItem(tree, SWT.NONE);
        item.setText("root-level item " + i);
        for (int j = 0; j < 9; j++) {
            new TreeItem(item, SWT.NONE).setText("item " + i + "-" + j);
        }/*from   w  ww.j a  va  2  s. c  o m*/
    }

    Button button = new Button(shell, SWT.PUSH);
    button.setText("Print item visibilities");
    button.addListener(SWT.Selection, event -> {
        Rectangle treeBounds = new Rectangle(0, 0, 0, 0);
        Point treeSize = tree.getSize();
        treeBounds.width = treeSize.x;
        treeBounds.height = treeSize.y;
        TreeItem[] rootItems = tree.getItems();
        for (int i = 0; i < rootItems.length; i++) {
            TreeItem rootItem = rootItems[i];
            System.out.println(rootItem.getText() + " is at least partially visible? "
                    + treeBounds.intersects(rootItem.getBounds()));
            TreeItem[] childItems = rootItem.getItems();
            for (int j = 0; j < childItems.length; j++) {
                TreeItem childItem = childItems[j];
                System.out.println(childItem.getText() + " is at least partially visible? "
                        + treeBounds.intersects(childItem.getBounds()));
            }
        }
    });

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

From source file:org.eclipse.swt.snippets.Snippet193.java

public static void main(String[] args) {
    Display display = new Display();
    Shell shell = new Shell(display);
    shell.setText("Snippet 193");
    shell.setLayout(new RowLayout(SWT.HORIZONTAL));
    final Tree tree = new Tree(shell, SWT.BORDER | SWT.CHECK);
    tree.setLayoutData(new RowData(-1, 300));
    tree.setHeaderVisible(true);//from   w w w .  j ava 2s .c  o  m
    TreeColumn column = new TreeColumn(tree, SWT.LEFT);
    column.setText("Column 0");
    column = new TreeColumn(tree, SWT.CENTER);
    column.setText("Column 1");
    column = new TreeColumn(tree, SWT.LEFT);
    column.setText("Column 2");
    column = new TreeColumn(tree, SWT.RIGHT);
    column.setText("Column 3");
    column = new TreeColumn(tree, SWT.CENTER);
    column.setText("Column 4");
    for (int i = 0; i < 5; i++) {
        TreeItem item = new TreeItem(tree, SWT.NONE);
        String[] text = new String[] { i + ":0", i + ":1", i + ":2", i + ":3", i + ":4" };
        item.setText(text);
        for (int j = 0; j < 5; j++) {
            TreeItem subItem = new TreeItem(item, SWT.NONE);
            text = new String[] { i + "," + j + ":0", i + "," + j + ":1", i + "," + j + ":2",
                    i + "," + j + ":3", i + "," + j + ":4" };
            subItem.setText(text);
            for (int k = 0; k < 5; k++) {
                TreeItem subsubItem = new TreeItem(subItem, SWT.NONE);
                text = new String[] { i + "," + j + "," + k + ":0", i + "," + j + "," + k + ":1",
                        i + "," + j + "," + k + ":2", i + "," + j + "," + k + ":3",
                        i + "," + j + "," + k + ":4" };
                subsubItem.setText(text);
            }
        }
    }
    Listener listener = e -> System.out.println("Move " + e.widget);
    TreeColumn[] columns = tree.getColumns();
    for (int i = 0; i < columns.length; i++) {
        columns[i].setWidth(100);
        columns[i].setMoveable(true);
        columns[i].addListener(SWT.Move, listener);
    }
    Button b = new Button(shell, SWT.PUSH);
    b.setText("invert column order");
    b.addListener(SWT.Selection, e -> {
        int[] order = tree.getColumnOrder();
        for (int i = 0; i < order.length / 2; i++) {
            int temp = order[i];
            order[i] = order[order.length - i - 1];
            order[order.length - i - 1] = temp;
        }
        tree.setColumnOrder(order);
    });
    shell.pack();
    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    display.dispose();
}

From source file:org.eclipse.swt.snippets.Snippet266.java

public static void main(String[] args) {
    Display display = new Display();
    Shell shell = new Shell(display);
    shell.setText("Snippet 266");
    shell.setLayout(new GridLayout(2, true));

    TabFolder tabFolder = new TabFolder(shell, SWT.NONE);
    tabFolder.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true, 2, 1));

    TabItem item = new TabItem(tabFolder, SWT.NONE);
    item.setText("Widget");
    Composite composite = new Composite(tabFolder, SWT.NONE);
    composite.setLayout(new GridLayout());
    Tree tree = new Tree(composite, SWT.BORDER);
    item.setControl(composite);//from w w  w .j av  a  2s . c o m
    tree.setHeaderVisible(true);
    tree.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
    TreeColumn column1 = new TreeColumn(tree, SWT.NONE);
    column1.setText("Standard");
    TreeColumn column2 = new TreeColumn(tree, SWT.NONE);
    column2.setText("Widget");
    TreeItem branch = new TreeItem(tree, SWT.NONE);
    branch.setText(new String[] { "Efficient", "Portable" });
    TreeItem leaf = new TreeItem(branch, SWT.NONE);
    leaf.setText(new String[] { "Cross", "Platform" });
    branch.setExpanded(true);
    branch = new TreeItem(tree, SWT.NONE);
    branch.setText(new String[] { "Native", "Controls" });
    leaf = new TreeItem(branch, SWT.NONE);
    leaf.setText(new String[] { "Cross", "Platform" });
    branch = new TreeItem(tree, SWT.NONE);
    branch.setText(new String[] { "Cross", "Platform" });
    column1.pack();
    column2.pack();

    item = new TabItem(tabFolder, SWT.NONE);
    item.setText("Toolkit");

    Button button = new Button(shell, SWT.CHECK);
    button.setText("Totally");
    button.setSelection(true);
    button.setLayoutData(new GridData(SWT.CENTER, SWT.CENTER, false, false));

    button = new Button(shell, SWT.PUSH);
    button.setText("Awesome");
    button.setLayoutData(new GridData(SWT.CENTER, SWT.CENTER, false, false));

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

From source file:org.eclipse.swt.snippets.Snippet360.java

public static void main(String[] args) {
    Display display = new Display();
    Shell shell = new Shell(display);
    shell.setText("Snippet 360");
    shell.setLayout(new GridLayout());

    // create a a tree with 3 columns and fill with data
    final Tree tree = new Tree(shell, SWT.BORDER | SWT.MULTI | SWT.FULL_SELECTION);
    tree.setLayoutData(new GridData(GridData.FILL_BOTH));
    tree.setHeaderVisible(true);/*  ww w .  j av a  2  s  . c om*/
    TreeColumn column1 = new TreeColumn(tree, SWT.NONE);
    TreeColumn column2 = new TreeColumn(tree, SWT.NONE);
    TreeColumn column3 = new TreeColumn(tree, SWT.NONE);
    for (int i = 0; i < 9; i++) {
        TreeItem item = new TreeItem(tree, SWT.NONE);
        item.setText(new String[] { "root " + i + " 0", "root " + i + " 1", "root " + i + " 2" });
        for (int j = 0; j < 9; j++) {
            TreeItem item2 = new TreeItem(item, SWT.NONE);
            item2.setText(new String[] { "child " + j + " 0", "child " + j + " 1", "child " + j + " 2" });
            TreeItem current = item2;
            for (int k = 0; k < 5; k++) {
                TreeItem item3 = new TreeItem(current, SWT.NONE);
                item3.setText(new String[] { "descendent " + k + " 0", "descendent " + k + " 1",
                        "descendent " + k + " 2" });
                current = item3;
            }
        }
    }
    column1.setWidth(200);
    column2.setWidth(100);
    column3.setWidth(100);

    // create a TreeCursor to navigate around the tree
    final TreeCursor cursor = new TreeCursor(tree, SWT.NONE);
    // create an editor to edit the cell when the user hits "ENTER"
    // while over a cell in the tree
    final ControlEditor editor = new ControlEditor(cursor);
    editor.grabHorizontal = true;
    editor.grabVertical = true;

    cursor.addSelectionListener(new SelectionAdapter() {
        // when the TreeEditor is over a cell, select the corresponding row
        // in the tree
        @Override
        public void widgetSelected(SelectionEvent e) {
            tree.setSelection(new TreeItem[] { cursor.getRow() });
        }

        // when the user hits "ENTER" in the TreeCursor, pop up a text
        // editor so that they can change the text of the cell
        @Override
        public void widgetDefaultSelected(SelectionEvent e) {
            final Text text = new Text(cursor, SWT.NONE);
            TreeItem row = cursor.getRow();
            int column = cursor.getColumn();
            text.setText(row.getText(column));
            text.addKeyListener(keyPressedAdapter(event -> {
                // close the text editor and copy the data over
                // when the user hits "ENTER"
                if (event.character == SWT.CR) {
                    TreeItem localRow = cursor.getRow();
                    int localColumn = cursor.getColumn();
                    localRow.setText(localColumn, text.getText());
                    text.dispose();
                }
                // close the text editor when the user hits "ESC"
                if (event.character == SWT.ESC) {
                    text.dispose();
                }
            }));
            editor.setEditor(text);
            text.setFocus();
        }
    });
    // Hide the TreeCursor when the user hits the "MOD1" or "MOD2" key.
    // This allows the user to select multiple items in the tree.
    cursor.addKeyListener(keyPressedAdapter(e -> {
        if (e.keyCode == SWT.MOD1 || e.keyCode == SWT.MOD2 || (e.stateMask & SWT.MOD1) != 0
                || (e.stateMask & SWT.MOD2) != 0) {
            cursor.setVisible(false);
        }
    }));
    // Show the TreeCursor when the user releases the "MOD2" or "MOD1" key.
    // This signals the end of the multiple selection task.
    tree.addKeyListener(new KeyListener() {
        @Override
        public void keyReleased(KeyEvent e) {
            if (e.keyCode == SWT.MOD1 && (e.stateMask & SWT.MOD2) != 0)
                return;
            if (e.keyCode == SWT.MOD2 && (e.stateMask & SWT.MOD1) != 0)
                return;
            if (e.keyCode != SWT.MOD1 && (e.stateMask & SWT.MOD1) != 0)
                return;
            if (e.keyCode != SWT.MOD2 && (e.stateMask & SWT.MOD2) != 0)
                return;

            TreeItem[] selection = tree.getSelection();
            TreeItem row = (selection.length == 0) ? tree.getItem(tree.indexOf(tree.getTopItem()))
                    : selection[0];
            tree.showItem(row);
            cursor.setSelection(row, cursor.getColumn());
            cursor.setVisible(true);
            cursor.setFocus();
        }

        @Override
        public void keyPressed(KeyEvent e) {
            switch (e.keyCode) {
            case SWT.ARROW_LEFT:
            case SWT.ARROW_RIGHT: {
                if ((e.stateMask & SWT.MOD1) != 0) {
                    TreeItem[] selection = tree.getSelection();
                    if (selection.length > 0) {
                        selection[0].setExpanded(e.keyCode == SWT.ARROW_RIGHT);
                    }
                    break;
                }
            }
            }
        }
    });

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

From source file:org.eclipse.swt.snippets.Snippet254.java

public static void main(String[] args) {
    final Display display = new Display();
    final Shell shell = new Shell(display);
    shell.setText("Snippet 254");
    RowLayout layout = new RowLayout(SWT.VERTICAL);
    layout.fill = true;//  ww w  .j a va 2  s .  co  m
    layout.wrap = false;
    shell.setLayout(layout);
    final Tree tree = new Tree(shell, SWT.NONE);
    for (int i = 0; i < 32; i++) {
        TreeItem item0 = new TreeItem(tree, SWT.NONE);
        item0.setText("Item " + i + " is quite long");
        for (int j = 0; j < 3; j++) {
            TreeItem item1 = new TreeItem(item0, SWT.NONE);
            item1.setText("Item " + i + " " + j + " is quite long");
            for (int k = 0; k < 3; k++) {
                TreeItem item2 = new TreeItem(item1, SWT.NONE);
                item2.setText("Item " + i + " " + j + " " + k + " is quite long");
                for (int l = 0; l < 3; l++) {
                    TreeItem item3 = new TreeItem(item2, SWT.NONE);
                    item3.setText("Item " + i + " " + j + " " + k + " " + l + " is quite long");
                }
            }
        }
    }
    tree.setLayoutData(new RowData(200, 200));
    final Button button = new Button(shell, SWT.PUSH);
    button.setText("Visible Items []");
    button.addListener(SWT.Selection, e -> {
        int visibleCount = 0;
        Rectangle rect = tree.getClientArea();
        TreeItem item = tree.getTopItem();
        while (item != null) {
            visibleCount++;
            Rectangle itemRect = item.getBounds();
            if (itemRect.y + itemRect.height > rect.y + rect.height) {
                break;
            }
            item = nextItem(tree, item);
        }
        button.setText("Visible Items [" + visibleCount + "]");
    });
    shell.pack();
    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    display.dispose();
}

From source file:SystemFileTree.java

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

    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);
    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);//  w  w  w .ja va  2 s. c  om

    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();
            statusLabel.setText(root.getAbsolutePath());
            locationText.setText(root.getAbsolutePath());
        }
    });

    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;
    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: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 -> {/*  w  w w .  ja  va2  s.c o m*/
        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;/*w  ww .ja  va  2 s . c  o 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:SWTTreeExample.java

private void createContents(Composite composite) {
    // Set the single-selection tree in the upper left,
    // the multi-selection tree in the upper right,
    // and the checkbox tree across the bottom.
    // To do this, create a 1x2 grid, and in the top
    // cell, a 2x1 grid.
    composite.setLayout(new GridLayout(1, true));
    Composite top = new Composite(composite, SWT.NONE);
    GridData data = new GridData(GridData.FILL_BOTH);
    top.setLayoutData(data);/* w ww.  jav a2 s .com*/

    top.setLayout(new GridLayout(2, true));
    Tree single = new Tree(top, SWT.SINGLE | SWT.BORDER);
    data = new GridData(GridData.FILL_BOTH);
    single.setLayoutData(data);
    fillTree(single);

    Tree multi = new Tree(top, SWT.MULTI | SWT.BORDER);
    data = new GridData(GridData.FILL_BOTH);
    multi.setLayoutData(data);
    fillTree(multi);

    Tree check = new Tree(composite, SWT.CHECK | SWT.BORDER);
    data = new GridData(GridData.FILL_BOTH);
    check.setLayoutData(data);
    fillTree(check);
}

From source file:org.eclipse.swt.examples.hoverhelp.HoverHelp.java

/**
 * Creates the example//from   ww w .  j  av a2 s.  com
 */
public void createPartControl(Composite frame) {
    final ToolTipHandler tooltip = new ToolTipHandler(frame.getShell());

    GridLayout layout = new GridLayout();
    layout.numColumns = 3;
    frame.setLayout(layout);

    String platform = SWT.getPlatform();
    String helpKey = "F1";
    if (platform.equals("gtk"))
        helpKey = "Ctrl+F1";
    if (platform.equals("cocoa"))
        helpKey = "Help";

    ToolBar bar = new ToolBar(frame, SWT.BORDER);
    for (int i = 0; i < 5; i++) {
        ToolItem item = new ToolItem(bar, SWT.PUSH);
        item.setText(getResourceString("ToolItem.text", new Object[] { Integer.valueOf(i) }));
        item.setData("TIP_TEXT",
                getResourceString("ToolItem.tooltip", new Object[] { item.getText(), helpKey }));
        item.setData("TIP_HELPTEXTHANDLER", (ToolTipHelpTextHandler) widget -> {
            Item item1 = (Item) widget;
            return getResourceString("ToolItem.help", new Object[] { item1.getText() });
        });
    }
    GridData gridData = new GridData();
    gridData.horizontalSpan = 3;
    bar.setLayoutData(gridData);
    tooltip.activateHoverHelp(bar);

    Table table = new Table(frame, SWT.BORDER);
    for (int i = 0; i < 4; i++) {
        TableItem item = new TableItem(table, SWT.PUSH);
        item.setText(getResourceString("Item", new Object[] { Integer.valueOf(i) }));
        item.setData("TIP_IMAGE", images[hhiInformation]);
        item.setText(getResourceString("TableItem.text", new Object[] { Integer.valueOf(i) }));
        item.setData("TIP_TEXT",
                getResourceString("TableItem.tooltip", new Object[] { item.getText(), helpKey }));
        item.setData("TIP_HELPTEXTHANDLER", (ToolTipHelpTextHandler) widget -> {
            Item item1 = (Item) widget;
            return getResourceString("TableItem.help", new Object[] { item1.getText() });
        });
    }
    table.setLayoutData(new GridData(GridData.VERTICAL_ALIGN_FILL));
    tooltip.activateHoverHelp(table);

    Tree tree = new Tree(frame, SWT.BORDER);
    for (int i = 0; i < 4; i++) {
        TreeItem item = new TreeItem(tree, SWT.PUSH);
        item.setText(getResourceString("Item", new Object[] { Integer.valueOf(i) }));
        item.setData("TIP_IMAGE", images[hhiWarning]);
        item.setText(getResourceString("TreeItem.text", new Object[] { Integer.valueOf(i) }));
        item.setData("TIP_TEXT",
                getResourceString("TreeItem.tooltip", new Object[] { item.getText(), helpKey }));
        item.setData("TIP_HELPTEXTHANDLER", (ToolTipHelpTextHandler) widget -> {
            Item item1 = (Item) widget;
            return getResourceString("TreeItem.help", new Object[] { item1.getText() });
        });
    }
    tree.setLayoutData(new GridData(GridData.VERTICAL_ALIGN_FILL));
    tooltip.activateHoverHelp(tree);

    Button button = new Button(frame, SWT.PUSH);
    button.setText(getResourceString("Hello.text"));
    button.setData("TIP_TEXT", getResourceString("Hello.tooltip"));
    tooltip.activateHoverHelp(button);
}