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

List of usage examples for org.eclipse.swt.widgets Display Display

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Introduction

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

Prototype

public Display()

Source Link

Document

Constructs a new instance of this class.

Usage

From source file:StyledTextListenerVerify.java

public static void main(String[] args) {
    final Display display = new Display();
    final Shell shell = new Shell(display);
    shell.setLayout(new GridLayout());
    StyledText styledText = new StyledText(shell, SWT.WRAP | SWT.BORDER);
    styledText.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
    styledText.setText("text");

    // use a verify listener to keep the offsets up to date
    styledText.addVerifyListener(new VerifyListener() {
        public void verifyText(VerifyEvent e) {
            System.out.println(e.start);
            System.out.println(e.start);
            System.out.println(e.text.length());
        }/*from  w w w  .  ja v  a2 s. c om*/
    });

    shell.setSize(400, 400);
    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    display.dispose();
}

From source file:FormLayoutControlOffsetAttachment.java

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

    shell.setLayout(new FormLayout());

    Button button1 = new Button(shell, SWT.PUSH);
    button1.setText("button1");

    Point size = button1.computeSize(SWT.DEFAULT, SWT.DEFAULT);
    int offset = size.x / 2;

    FormData formData = new FormData();
    formData.left = new FormAttachment(50, -1 * offset);

    button1.setLayoutData(formData);/*w w  w  . j  a  v a  2 s . c om*/

    shell.setSize(450, 400);
    shell.open();

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

From source file:SystemFileIconLoad.java

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

    Label label = new Label(shell, SWT.NONE);
    Image image = null;//from   ww  w.ja v  a  2 s .com

    Program p = Program.findProgram(".txt");
    ImageData data = p.getImageData();
    image = new Image(display, data);
    label.setImage(image);

    p = Program.findProgram(".bmp");
    data = p.getImageData();
    image = new Image(display, data);
    label = new Label(shell, SWT.NONE);
    label.setImage(image);

    p = Program.findProgram(".doc");
    data = p.getImageData();
    image = new Image(display, data);
    label = new Label(shell, SWT.NONE);
    label.setImage(image);

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

From source file:TreeNodeSelectionListener.java

public static void main(String[] args) {
    Display display = new Display();
    Shell shell = new Shell(display);
    shell.setLayout(new FillLayout());
    final Tree tree = new Tree(shell, SWT.BORDER | SWT.MULTI | SWT.V_SCROLL);
    for (int i = 0; i < 4; i++) {
        TreeItem item0 = new TreeItem(tree, 0);
        item0.setText("Item " + i);
        for (int j = 0; j < 4; j++) {
            TreeItem item1 = new TreeItem(item0, 0);
            item1.setText("SubItem " + i + " " + j);
            for (int k = 0; k < 4; k++) {
                TreeItem item2 = new TreeItem(item1, 0);
                item2.setText("SubItem " + i + " " + j + " " + k);
            }//from  w w  w .j a  v  a 2 s.co m
        }
    }
    tree.addListener(SWT.Selection, new Listener() {
        public void handleEvent(Event e) {
            String string = "";
            TreeItem[] selection = tree.getSelection();
            for (int i = 0; i < selection.length; i++)
                string += selection[i] + " ";
            System.out.println("Selection={" + string + "}");
        }
    });
    tree.getItems()[0].setExpanded(true);
    shell.pack();
    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    display.dispose();
}

From source file:MainClass.java

public static void main(String[] a) {
    Display d = new Display();
    Shell s = new Shell(d);

    s.setSize(250, 250);//from  w w  w . j a va  2  s.  c  o  m

    s.setText("A FormLayout Example");
    s.setLayout(new FormLayout());

    final Label l1 = new Label(s, SWT.RIGHT);
    l1.setText("First Name");
    FormData fd = new FormData();
    fd.top = new FormAttachment(10, 10);
    fd.left = new FormAttachment(0, 10);
    fd.bottom = new FormAttachment(30, 0);
    fd.right = new FormAttachment(40, 0);
    l1.setLayoutData(fd);

    final Label l2 = new Label(s, SWT.RIGHT);
    l2.setText("Last Name");
    fd = new FormData();
    fd.top = new FormAttachment(l1, 5);
    fd.left = new FormAttachment(0, 10);
    fd.bottom = new FormAttachment(40, 0);
    fd.right = new FormAttachment(40, 0);
    l2.setLayoutData(fd);

    final Text t1 = new Text(s, SWT.BORDER | SWT.SINGLE);
    fd = new FormData();
    fd.top = new FormAttachment(l1, 0, SWT.TOP);
    fd.left = new FormAttachment(l1, 10);
    t1.setLayoutData(fd);

    final Text t2 = new Text(s, SWT.BORDER | SWT.SINGLE);
    fd = new FormData();
    fd.top = new FormAttachment(l2, 0, SWT.TOP);
    fd.left = new FormAttachment(l2, 10);
    t2.setLayoutData(fd);

    s.open();
    while (!s.isDisposed()) {
        if (!d.readAndDispatch())
            d.sleep();
    }
    d.dispose();
}

From source file:SashSlimDragger.java

public static void main(String[] args) {
    Display display = new Display();
    Shell shell = new Shell(display);
    shell.setText("Sash One");

    shell.setLayout(new FormLayout());

    Sash sash = new Sash(shell, SWT.VERTICAL);
    FormData data = new FormData();
    data.top = new FormAttachment(0, 0); // Attach to top
    data.bottom = new FormAttachment(100, 0); // Attach to bottom
    data.left = new FormAttachment(50, 0); // Attach halfway across
    sash.setLayoutData(data);/*from  w ww.  ja  v a2  s . c  o m*/

    Text one = new Text(shell, SWT.BORDER);
    data = new FormData();
    data.top = new FormAttachment(0, 0);
    data.bottom = new FormAttachment(100, 0);
    data.left = new FormAttachment(0, 0);
    data.right = new FormAttachment(sash, 0);
    one.setLayoutData(data);

    Text two = new Text(shell, SWT.BORDER);
    data = new FormData();
    data.top = new FormAttachment(0, 0);
    data.bottom = new FormAttachment(100, 0);
    data.left = new FormAttachment(sash, 0);
    data.right = new FormAttachment(100, 0);
    two.setLayoutData(data);

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

}

From source file:FocusListenerUsing.java

public static void main(String[] args) {
    Display display = new Display();
    Shell shell = new Shell(display);
    shell.setLayout(new GridLayout(3, true));
    shell.setText("One Potato, Two Potato");
    // Create the focus listener
    FocusListener listener = new FocusListener() {
        public void focusGained(FocusEvent event) {
            Button button = (Button) event.getSource();
            button.setText("I'm It!");
        }/*  ww w. j a va 2s  . c om*/

        public void focusLost(FocusEvent event) {
            Button button = (Button) event.getSource();
            button.setText("Pick Me!");
        }
    };

    // Create the buttons and add the listener to each one
    for (int i = 0; i < 6; i++) {
        Button button = new Button(shell, SWT.PUSH);
        button.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
        button.setText("Pick Me!");
        button.addFocusListener(listener);
    }

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

From source file:ComboSortList.java

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

    String[] ITEMS = { "A", "B", "C", "D", "E", "F" };
    Arrays.sort(ITEMS);//from   www.  j av  a  2 s. co  m
    final Combo combo = new Combo(shell, SWT.DROP_DOWN);
    combo.setItems(ITEMS);

    combo.addSelectionListener(new SelectionListener() {
        public void widgetSelected(SelectionEvent e) {
            System.out.println("Selected index: " + combo.getSelectionIndex() + ", selected item: "
                    + combo.getItem(combo.getSelectionIndex()) + ", text content in the text field: "
                    + combo.getText());
        }

        public void widgetDefaultSelected(SelectionEvent e) {
            System.out.println("Default selected index: " + combo.getSelectionIndex() + ", selected item: "
                    + (combo.getSelectionIndex() == -1 ? "<null>" : combo.getItem(combo.getSelectionIndex()))
                    + ", text content in the text field: " + combo.getText());
            String text = combo.getText();
            if (combo.indexOf(text) < 0) { // Not in the list yet.
                combo.add(text);

                // Re-sort
                String[] items = combo.getItems();
                Arrays.sort(items);
                combo.setItems(items);
            }
        }
    });

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

From source file:ToolbarClass.java

public static void main(String[] args) {
    Display display = new Display();
    final Shell shell = new Shell(display);
    shell.setSize(300, 200);/*  w ww .ja  v a  2s.  c om*/
    shell.setText("Toolbar Example");

    ToolBar toolbar = new ToolBar(shell, SWT.NONE);
    toolbar.setBounds(0, 0, 200, 70);

    ToolItem toolItem1 = new ToolItem(toolbar, SWT.PUSH);
    toolItem1.setText("Save");
    ToolItem toolItem2 = new ToolItem(toolbar, SWT.PUSH);
    toolItem2.setText("Save As");
    ToolItem toolItem3 = new ToolItem(toolbar, SWT.PUSH);
    toolItem3.setText("Print");
    ToolItem toolItem4 = new ToolItem(toolbar, SWT.PUSH);
    toolItem4.setText("Run");
    ToolItem toolItem5 = new ToolItem(toolbar, SWT.PUSH);
    toolItem5.setText("Help");

    final Text text = new Text(shell, SWT.BORDER);
    text.setBounds(55, 80, 200, 25);

    Listener toolbarListener = new Listener() {
        public void handleEvent(Event event) {
            ToolItem toolItem = (ToolItem) event.widget;
            String caption = toolItem.getText();
            text.setText("You clicked " + caption);
        }
    };

    toolItem1.addListener(SWT.Selection, toolbarListener);
    toolItem2.addListener(SWT.Selection, toolbarListener);
    toolItem3.addListener(SWT.Selection, toolbarListener);
    toolItem4.addListener(SWT.Selection, toolbarListener);
    toolItem5.addListener(SWT.Selection, toolbarListener);

    shell.open();

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

From source file:TreeMultiSelection.java

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

    shell.setText("TreeExample");

    Tree tree = new Tree(shell, SWT.MULTI | SWT.BORDER);

    // Turn off drawing to avoid flicker
    tree.setRedraw(false);// ww  w  .  j  a  v a2 s  . co  m

    for (int i = 0; i < 5; i++) {
        TreeItem item = new TreeItem(tree, SWT.NONE);
        item.setText("Root Item " + i);

        for (int j = 0; j < 3; j++) {
            TreeItem child = new TreeItem(item, SWT.NONE);
            child.setText("Child Item " + i + " - " + j);

            for (int k = 0; k < 3; k++) {
                TreeItem grandChild = new TreeItem(child, SWT.NONE);
                grandChild.setText("Grandchild Item " + i + " - " + j + " - " + k);
            }
        }
    }
    tree.setRedraw(true);

    tree.setBounds(10, 10, 400, 400);
    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch()) {
            display.sleep();
        }
    }
    display.dispose();
}