Example usage for org.eclipse.swt.widgets Composite Composite

Introduction

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

Prototype

public Composite(Composite parent, int style) 

Source Link

Document

Constructs a new instance of this class given its parent and a style value describing its behavior and appearance.

Usage

From source file:org.eclipse.swt.snippets.Snippet188.java

public static void main(String[] args) {
    Display display = new Display();
    Shell shell = new Shell(display);
    shell.setText("Snippet 188");
    shell.setLayout(new GridLayout());
    final ScrolledComposite sc = new ScrolledComposite(shell, SWT.BORDER | SWT.H_SCROLL | SWT.V_SCROLL);
    sc.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true, 1, 1));
    Composite c = new Composite(sc, SWT.NONE);
    c.setLayout(new GridLayout(10, true));
    for (int i = 0; i < 300; i++) {
        Button b = new Button(c, SWT.PUSH);
        b.setText("Button " + i);
    }//from   www  .  j av  a2  s  .  c o m
    sc.setContent(c);
    sc.setExpandHorizontal(true);
    sc.setExpandVertical(true);
    sc.setMinSize(c.computeSize(SWT.DEFAULT, SWT.DEFAULT));
    sc.setShowFocusedControl(true);

    shell.setSize(300, 500);
    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    display.dispose();
}

---

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   www.  j ava2s. 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()) {
        @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.Snippet75.java

public static void main(String[] args) {
    Display display = new Display();
    Shell shell = new Shell(display);
    shell.setText("Snippet 75");
    shell.setLayout(new RowLayout());

    Composite c1 = new Composite(shell, SWT.BORDER);
    c1.setLayout(new RowLayout());
    Button b1 = new Button(c1, SWT.PUSH);
    b1.setText("B&1");
    Button r1 = new Button(c1, SWT.RADIO);
    r1.setText("R1");
    Button r2 = new Button(c1, SWT.RADIO);
    r2.setText("R&2");
    Button r3 = new Button(c1, SWT.RADIO);
    r3.setText("R3");
    Button b2 = new Button(c1, SWT.PUSH);
    b2.setText("B2");
    List l1 = new List(c1, SWT.SINGLE | SWT.BORDER);
    l1.setItems("L1");
    Button b3 = new Button(c1, SWT.PUSH);
    b3.setText("B&3");
    Button b4 = new Button(c1, SWT.PUSH);
    b4.setText("B&4");

    Composite c2 = new Composite(shell, SWT.BORDER);
    c2.setLayout(new RowLayout());
    Button b5 = new Button(c2, SWT.PUSH);
    b5.setText("B&5");
    Button b6 = new Button(c2, SWT.PUSH);
    b6.setText("B&6");

    List l2 = new List(shell, SWT.SINGLE | SWT.BORDER);
    l2.setItems("L2");

    ToolBar tb1 = new ToolBar(shell, SWT.FLAT | SWT.BORDER);
    ToolItem i1 = new ToolItem(tb1, SWT.RADIO);
    i1.setText("I1");
    ToolItem i2 = new ToolItem(tb1, SWT.RADIO);
    i2.setText("I2");
    Combo combo1 = new Combo(tb1, SWT.READ_ONLY | SWT.BORDER);
    combo1.setItems("C1");
    combo1.setText("C1");
    combo1.pack();/*  w  w w  .jav a 2s  .  co  m*/
    ToolItem i3 = new ToolItem(tb1, SWT.SEPARATOR);
    i3.setWidth(combo1.getSize().x);
    i3.setControl(combo1);
    ToolItem i4 = new ToolItem(tb1, SWT.PUSH);
    i4.setText("I&4");
    ToolItem i5 = new ToolItem(tb1, SWT.CHECK);
    i5.setText("I5");

    Button b7 = new Button(shell, SWT.PUSH);
    b7.setText("B&7");

    Composite c4 = new Composite(shell, SWT.BORDER);
    Composite c5 = new Composite(c4, SWT.BORDER);
    c5.setLayout(new FillLayout());
    new Label(c5, SWT.NONE).setText("No");
    c5.pack();

    Control[] tabList1 = new Control[] { b2, b1, b3 };
    c1.setTabList(tabList1);
    Control[] tabList2 = new Control[] { c1, b7, tb1, c4, c2, l2 };
    shell.setTabList(tabList2);

    shell.pack();
    shell.open();

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

---

From source file:org.eclipse.swt.snippets.Snippet343.java

public static void main(String[] args) {
    final Display display = new Display();
    Shell shell = new Shell(display);
    shell.setText("Snippet 343");
    shell.setLayout(new FillLayout());
    shell.setSize(400, 400);/*w  w  w  . j  a  v  a 2s.  c o  m*/
    SashForm sashForm = new SashForm(shell, SWT.HORIZONTAL);
    Composite leftComposite = new Composite(sashForm, SWT.NONE);
    leftComposite.setLayout(new FillLayout());
    Composite rightComposite = new Composite(sashForm, SWT.NONE);
    rightComposite.setLayout(new FillLayout());
    ExpandBar expandBar = new ExpandBar(leftComposite, SWT.NONE);
    final ExpandItem expandItem1 = new ExpandItem(expandBar, SWT.NONE);
    expandItem1.setText("item 1");
    new ExpandItem(expandBar, SWT.NONE).setText("item 2"); /* expandItem2 */

    final StyledText text = new StyledText(expandBar, SWT.MULTI | SWT.WRAP);
    expandItem1.setControl(text);
    text.setText("initial text that will wrap if it's long enough");

    /* update the item's height if needed in response to changes in the text's size */
    final int TRIAL_WIDTH = 100;
    final int trimWidth = text.computeTrim(0, 0, TRIAL_WIDTH, 100).width - TRIAL_WIDTH;
    text.addListener(SWT.Modify, event -> {
        Point size = text.computeSize(text.getSize().x - trimWidth, SWT.DEFAULT);
        if (expandItem1.getHeight() != size.y) {
            expandItem1.setHeight(size.y);
        }
    });
    expandBar.addListener(SWT.Resize, event -> display.asyncExec(() -> {
        /*
         * The following is done asynchronously to allow the Text's width
         * to be changed before re-calculating its preferred height.
         */
        if (text.isDisposed())
            return;
        Point size = text.computeSize(text.getSize().x - trimWidth, SWT.DEFAULT);
        if (expandItem1.getHeight() != size.y) {
            expandItem1.setHeight(size.y);
        }
    }));

    shell.open();
    /* set the item's initial height */
    Point size = text.computeSize(expandBar.getClientArea().width, SWT.DEFAULT);
    expandItem1.setHeight(size.y);
    expandItem1.setExpanded(true);

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

---

From source file:SashFormThreeChildren.java

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

    SashForm form = new SashForm(shell, SWT.HORIZONTAL);
    form.setLayout(new FillLayout());

    Composite child1 = new Composite(form, SWT.NONE);
    child1.setLayout(new FillLayout());
    new Label(child1, SWT.NONE).setText("Label in pane 1");

    Composite child2 = new Composite(form, SWT.NONE);
    child2.setLayout(new FillLayout());
    new Button(child2, SWT.PUSH).setText("Button in pane2");

    Composite child3 = new Composite(form, SWT.NONE);
    child3.setLayout(new FillLayout());
    new Label(child3, SWT.PUSH).setText("Label in pane3");

    form.setWeights(new int[] { 30, 40, 30 });
    shell.open();//  w w w .  j  ava 2  s  .c  o  m
    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  ww  w .  ja  v  a 2s  .  co  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.Snippet249.java

public static void main(String[] args) {
    Display display = new Display();
    Shell shell = new Shell(display);
    shell.setText("Snippet 249");
    Rectangle clientArea = shell.getClientArea();
    shell.setBounds(clientArea.x + 10, clientArea.y + 10, 300, 200);
    // create the composite that the pages will share
    final Composite contentPanel = new Composite(shell, SWT.BORDER);
    contentPanel.setBounds(clientArea.x + 100, clientArea.y + 10, 190, 90);
    final StackLayout layout = new StackLayout();
    contentPanel.setLayout(layout);/*from  w w  w  .  j a v a  2s.c  om*/

    // create the first page's content
    final Composite page0 = new Composite(contentPanel, SWT.NONE);
    page0.setLayout(new RowLayout());
    Label label = new Label(page0, SWT.NONE);
    label.setText("Label on page 1");
    label.pack();

    // create the second page's content
    final Composite page1 = new Composite(contentPanel, SWT.NONE);
    page1.setLayout(new RowLayout());
    Button button = new Button(page1, SWT.NONE);
    button.setText("Button on page 2");
    button.pack();

    // create the button that will switch between the pages
    Button pageButton = new Button(shell, SWT.PUSH);
    pageButton.setText("Push");
    pageButton.setBounds(clientArea.x + 10, clientArea.y + 10, 80, 25);
    pageButton.addListener(SWT.Selection, event -> {
        pageNum = ++pageNum % 2;
        layout.topControl = pageNum == 0 ? page0 : page1;
        contentPanel.layout();
    });

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

---

From source file:org.eclipse.swt.snippets.Snippet223.java

public static void main(String[] args) {
    Display display = new Display();
    Shell shell = new Shell(display);
    shell.setLayout(new FillLayout());
    shell.setText("ExpandBar Example");
    ExpandBar bar = new ExpandBar(shell, SWT.V_SCROLL);
    Image image = display.getSystemImage(SWT.ICON_QUESTION);

    // First item
    Composite composite = new Composite(bar, SWT.NONE);
    GridLayout layout = new GridLayout();
    layout.marginLeft = layout.marginTop = layout.marginRight = layout.marginBottom = 10;
    layout.verticalSpacing = 10;//from  w w w  .j a v a 2s  .com
    composite.setLayout(layout);
    Button button = new Button(composite, SWT.PUSH);
    button.setText("SWT.PUSH");
    button = new Button(composite, SWT.RADIO);
    button.setText("SWT.RADIO");
    button = new Button(composite, SWT.CHECK);
    button.setText("SWT.CHECK");
    button = new Button(composite, SWT.TOGGLE);
    button.setText("SWT.TOGGLE");
    ExpandItem item0 = new ExpandItem(bar, SWT.NONE, 0);
    item0.setText("What is your favorite button");
    item0.setHeight(composite.computeSize(SWT.DEFAULT, SWT.DEFAULT).y);
    item0.setControl(composite);
    item0.setImage(image);

    // Second item
    composite = new Composite(bar, SWT.NONE);
    layout = new GridLayout(2, false);
    layout.marginLeft = layout.marginTop = layout.marginRight = layout.marginBottom = 10;
    layout.verticalSpacing = 10;
    composite.setLayout(layout);
    Label label = new Label(composite, SWT.NONE);
    label.setImage(display.getSystemImage(SWT.ICON_ERROR));
    label = new Label(composite, SWT.NONE);
    label.setText("SWT.ICON_ERROR");
    label = new Label(composite, SWT.NONE);
    label.setImage(display.getSystemImage(SWT.ICON_INFORMATION));
    label = new Label(composite, SWT.NONE);
    label.setText("SWT.ICON_INFORMATION");
    label = new Label(composite, SWT.NONE);
    label.setImage(display.getSystemImage(SWT.ICON_WARNING));
    label = new Label(composite, SWT.NONE);
    label.setText("SWT.ICON_WARNING");
    label = new Label(composite, SWT.NONE);
    label.setImage(display.getSystemImage(SWT.ICON_QUESTION));
    label = new Label(composite, SWT.NONE);
    label.setText("SWT.ICON_QUESTION");
    ExpandItem item1 = new ExpandItem(bar, SWT.NONE, 1);
    item1.setText("What is your favorite icon");
    item1.setHeight(composite.computeSize(SWT.DEFAULT, SWT.DEFAULT).y);
    item1.setControl(composite);
    item1.setImage(image);

    // Third item
    composite = new Composite(bar, SWT.NONE);
    layout = new GridLayout(2, true);
    layout.marginLeft = layout.marginTop = layout.marginRight = layout.marginBottom = 10;
    layout.verticalSpacing = 10;
    composite.setLayout(layout);
    label = new Label(composite, SWT.NONE);
    label.setText("Scale");
    new Scale(composite, SWT.NONE);
    label = new Label(composite, SWT.NONE);
    label.setText("Spinner");
    new Spinner(composite, SWT.BORDER);
    label = new Label(composite, SWT.NONE);
    label.setText("Slider");
    new Slider(composite, SWT.NONE);
    ExpandItem item2 = new ExpandItem(bar, SWT.NONE, 2);
    item2.setText("What is your favorite range widget");
    item2.setHeight(composite.computeSize(SWT.DEFAULT, SWT.DEFAULT).y);
    item2.setControl(composite);
    item2.setImage(image);

    item1.setExpanded(true);
    bar.setSpacing(8);
    shell.setSize(400, 350);
    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch()) {
            display.sleep();
        }
    }
    image.dispose();
    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);

    /*/*w w w .j a  v  a  2 s .  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:org.eclipse.swt.snippets.Snippet313.java

public static void main(String[] args) {
    Display display = new Display();
    final Shell shell = new Shell(display);
    shell.setText("Snippet 313");
    shell.setLayout(new FormLayout());

    final Button button = new Button(shell, SWT.PUSH);
    button.setText(">>");
    FormData data = new FormData();
    data.top = new FormAttachment(0, 4);
    data.right = new FormAttachment(100, -4);
    button.setLayoutData(data);//www  .  j  a  v  a  2  s .c o  m

    final Composite composite = new Composite(shell, SWT.BORDER);
    final FormData down = new FormData();
    down.top = new FormAttachment(button, 4, SWT.BOTTOM);
    down.bottom = new FormAttachment(100, -4);
    down.left = new FormAttachment(0, 4);
    down.right = new FormAttachment(100, -4);
    final FormData up = new FormData();
    up.top = new FormAttachment(0);
    up.bottom = new FormAttachment(0);
    up.left = new FormAttachment(0);
    up.right = new FormAttachment(0);
    composite.setLayoutData(up);

    button.addSelectionListener(widgetSelectedAdapter(e -> {
        if (composite.getLayoutData() == up) {
            composite.setLayoutData(down);
            button.setText("<<");
        } else {
            composite.setLayoutData(up);
            button.setText(">>");
        }
        shell.pack();
    }));

    shell.pack();
    shell.open();

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

---

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