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

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

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Introduction

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

Prototype

public boolean sleep()

Source Link

Document

Causes the user-interface thread to sleep (that is, to be put in a state where it does not consume CPU cycles) until an event is received or it is otherwise awakened.

Usage

From source file:ScrollBarExample.java

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

    // Create a List with a vertical scroll bar
    List list = new List(shell, SWT.V_SCROLL);

    // Add a bunch of items to it
    for (int i = 0; i < 500; i++) {
        list.add("A list item");
    }/*from  ww  w.ja v a 2 s  .  c  o m*/

    // Scroll to the bottom
    list.select(list.getItemCount() - 1);
    list.showSelection();

    // Get the scroll bar
    ScrollBar sb = list.getVerticalBar();

    // Add one more item that shows the selection value
    list.add("Selection: " + sb.getSelection());

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

From source file:MainClass.java

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

    s.setSize(250, 200);//from w  w  w  . j  av a  2s.co m
    s.setText("A Table Shell Example");
    s.setLayout(new FillLayout());
    Tree t = new Tree(s, SWT.SINGLE | SWT.BORDER);
    TreeItem child1 = new TreeItem(t, SWT.NONE, 0);
    child1.setText("1");
    TreeItem child2 = new TreeItem(t, SWT.NONE, 1);
    child2.setText("2");
    TreeItem child2a = new TreeItem(child2, SWT.NONE, 0);
    child2a.setText("2A");
    TreeItem child2b = new TreeItem(child2, SWT.NONE, 1);
    child2b.setText("2B");
    TreeItem child3 = new TreeItem(t, SWT.NONE, 2);
    child3.setText("3");
    s.open();
    while (!s.isDisposed()) {
        if (!d.readAndDispatch())
            d.sleep();
    }
    d.dispose();

}

From source file:Snippet113.java

public static void main(String[] args) {
    Display display = new Display();
    Shell shell = new Shell(display);
    Table table = new Table(shell, SWT.CHECK | SWT.BORDER | SWT.V_SCROLL | SWT.H_SCROLL);
    for (int i = 0; i < 12; i++) {
        TableItem item = new TableItem(table, SWT.NONE);
        item.setText("Item " + i);
    }/*from w w  w .j  a  v  a 2  s.  c om*/
    table.setSize(100, 100);
    table.addListener(SWT.Selection, new Listener() {
        public void handleEvent(Event event) {
            String string = event.detail == SWT.CHECK ? "Checked" : "Selected";
            System.out.println(event.item + " " + string);
        }
    });
    shell.setSize(200, 200);
    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    display.dispose();
}

From source file:ShellEscapeClose.java

public static void main(String[] args) {
    Display display = new Display();
    final Shell shell = new Shell(display);
    shell.setLayout(new FillLayout());
    shell.addListener(SWT.Traverse, new Listener() {
        public void handleEvent(Event event) {
            switch (event.detail) {
            case SWT.TRAVERSE_ESCAPE:
                shell.close();//from  w  w  w .j a  v  a2s  .c o  m
                event.detail = SWT.TRAVERSE_NONE;
                event.doit = false;
                break;
            }
        }
    });
    Button button = new Button(shell, SWT.PUSH);
    button.setText("A Button (that doesn't process Escape)");
    shell.pack();
    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    display.dispose();
}

From source file:RadioNoGroup.java

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

    Menu menuBar = new Menu(shell, SWT.BAR);

    Menu fileMenu = new Menu(menuBar);

    MenuItem fileItem = new MenuItem(menuBar, SWT.CASCADE);
    fileItem.setText("File");
    fileItem.setMenu(fileMenu);/*from w w  w  .  j a  v  a2  s. c om*/

    MenuItem itema = new MenuItem(fileMenu, SWT.RADIO);
    itema.setText("Radio A");
    MenuItem itemb = new MenuItem(fileMenu, SWT.RADIO);
    itemb.setText("Radio B");
    MenuItem itemc = new MenuItem(fileMenu, SWT.RADIO);
    itemc.setText("Radio C");

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

From source file:MainClass.java

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

    s.setText("A Shell Menu Example");

    Menu m = new Menu(s, SWT.BAR);

    // create a file menu and add an exit item
    final MenuItem file = new MenuItem(m, SWT.CASCADE);
    file.setText("File");
    final Menu filemenu = new Menu(s, SWT.DROP_DOWN);
    file.setMenu(filemenu);//w w w . j  av a 2  s.  co m
    final MenuItem openItem = new MenuItem(filemenu, SWT.PUSH);
    openItem.setText("Open");
    final MenuItem separator = new MenuItem(filemenu, SWT.SEPARATOR);
    final MenuItem exitItem = new MenuItem(filemenu, SWT.PUSH);
    exitItem.setText("Exit");

    s.setMenuBar(m);

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

}

From source file:EventTypeGet.java

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

    Button button = new Button(shell, SWT.NONE);
    button.setText("Click and check the console");
    button.addListener(SWT.Selection, new Listener() {
        public void handleEvent(Event e) {
            System.out.println(getEventName(e.type));
            switch (e.type) {
            case SWT.Selection:
                System.out.println("Button pressed");
                break;
            }//from www .  j a v a 2 s .  c o  m
        }
    });

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

From source file:org.eclipse.swt.examples.graphics.GraphicsExample.java

public static void main(String[] args) {
    Display display = new Display();
    Shell shell = new GraphicsExample().open(display);
    while (shell != null && !shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }//w ww  . j av  a 2s  .  c o  m
    display.dispose();
}

From source file:org.eclipse.swt.snippets.Snippet197.java

public static void main(String[] args) {
    Display display = new Display();
    final Shell shell = new Shell(display);
    shell.setText("Snippet 197");
    final TextLayout layout = new TextLayout(display);
    layout.setText(longString);/*  ww  w.ja v a 2 s.co m*/
    Listener listener = event -> {
        switch (event.type) {
        case SWT.Paint:
            layout.draw(event.gc, 10, 10);
            break;
        case SWT.Resize:
            layout.setWidth(shell.getSize().x - 20);
            break;
        }
    };
    shell.addListener(SWT.Paint, listener);
    shell.addListener(SWT.Resize, listener);
    shell.setSize(300, 300);
    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    layout.dispose();
    display.dispose();
}

From source file:ImageCopyCreation.java

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

    Canvas canvas = new Canvas(shell, SWT.NONE);

    canvas.addPaintListener(new PaintListener() {
        public void paintControl(PaintEvent e) {
            Image image = new Image(display, "yourFile.gif");

            Image copy = new Image(display, image, SWT.IMAGE_COPY);

            e.gc.drawImage(copy, 10, 10);

            e.gc.drawImage(copy, 10, 50);

            image.dispose();//from ww  w  . j  av  a 2  s  .c om
            copy.dispose();
        }
    });

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