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

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:org.eclipse.swt.snippets.Snippet112.java

public static void main(String[] args) {
    Display display = new Display();
    final Image image = new Image(display, 20, 20);
    Color color = display.getSystemColor(SWT.COLOR_RED);
    GC gc = new GC(image);
    gc.setBackground(color);/*from www . ja  v  a  2s  . co m*/
    gc.fillRectangle(image.getBounds());
    gc.dispose();

    Shell shell = new Shell(display);
    shell.setText("Snippet 112");
    shell.setLayout(new FillLayout());
    Group group = new Group(shell, SWT.NONE);
    group.setLayout(new FillLayout());
    group.setText("a square");
    Canvas canvas = new Canvas(group, SWT.NONE);
    canvas.addPaintListener(e -> e.gc.drawImage(image, 0, 0));

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

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From source file:org.eclipse.swt.snippets.Snippet369.java

public static void main(String[] args) throws Exception {
    Display display = new Display();
    Shell shell = new Shell(display);
    shell.setText("Snippet 369");
    shell.setLayout(new FillLayout());
    shell.setText("Line spacing provider in action");

    StyledText text = new StyledText(shell, SWT.BORDER | SWT.V_SCROLL);
    text.setText("// Type your custom line spacing \n10\n5\nabcd\n20\nefgh");

    text.setLineSpacingProvider(lineIndex -> {
        String line = text.getLine(lineIndex).trim();
        try {//w  w  w.j  a  v a 2  s  .co m
            return Integer.parseInt(line);
        } catch (NumberFormatException e) {
            return null;
        }
    });

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

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From source file:ProgressBarExample.java

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

    // Create a smooth progress bar
    ProgressBar pb1 = new ProgressBar(shell, SWT.HORIZONTAL | SWT.SMOOTH);
    pb1.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
    pb1.setMinimum(0);/*from  w  ww  .ja va  2  s.c o m*/
    pb1.setMaximum(30);

    // Create an indeterminate progress bar
    ProgressBar pb2 = new ProgressBar(shell, SWT.HORIZONTAL | SWT.INDETERMINATE);
    pb2.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));

    // Start the first progress bar
    new LongRunningOperation(display, pb1).start();

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

---

From source file:RowLayoutTest.java

public static void main(String[] args) {
    Display display = new Display();
    Shell shell = new Shell(display);
    RowLayout layout = new RowLayout(SWT.VERTICAL);
    layout.marginLeft = 12;// w  w w  . ja  va 2s  . c o  m
    layout.marginTop = 0;
    layout.justify = true;
    shell.setLayout(layout);
    new Button(shell, SWT.PUSH).setText("one");
    new Button(shell, SWT.PUSH).setText("two");
    new Button(shell, SWT.PUSH).setText("three");
    new Button(shell, SWT.PUSH).setText("four");
    new Button(shell, SWT.PUSH).setText("five");
    new Button(shell, SWT.PUSH).setText("six");
    Button b = new Button(shell, SWT.PUSH);
    b.setText("seven");
    b.setLayoutData(new RowData(100, 100));
    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch()) {
            display.sleep();
        }
    }
    display.dispose();
}

---

From source file:RowLayoutTest.java

public static void main(String[] args) {
    Display display = new Display();
    Shell shell = new Shell(display);
    RowLayout layout = new RowLayout(SWT.VERTICAL);
    layout.marginLeft = 20;/*from  w ww .  ja v a 2s .co m*/
    layout.marginTop = 20;
    layout.justify = true;
    shell.setLayout(layout);

    new Button(shell, SWT.PUSH).setText("one");
    new Button(shell, SWT.PUSH).setText("two");
    new Button(shell, SWT.PUSH).setText("three");
    new Button(shell, SWT.PUSH).setText("four");
    new Button(shell, SWT.PUSH).setText("five");
    new Button(shell, SWT.PUSH).setText("six");
    Button b = new Button(shell, SWT.PUSH);
    b.setText("seven");
    b.setLayoutData(new RowData(100, 100));
    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch()) {
            display.sleep();
        }
    }
    display.dispose();
}

---

From source file:Snippet29.java

public static void main(String[] args) {
    Display display = new Display();
    Shell shell = new Shell(display);
    Menu bar = new Menu(shell, SWT.BAR);
    shell.setMenuBar(bar);/*w  w  w  . j a  v  a 2 s . c om*/
    MenuItem fileItem = new MenuItem(bar, SWT.CASCADE);
    fileItem.setText("File");
    Menu submenu = new Menu(shell, SWT.DROP_DOWN);
    fileItem.setMenu(submenu);
    MenuItem item = new MenuItem(submenu, SWT.PUSH);
    item.addListener(SWT.Selection, new Listener() {
        public void handleEvent(Event e) {
            System.out.println("Select All");
        }
    });
    item.setText("Select &All\tCtrl+A");
    item.setAccelerator(SWT.CTRL + 'A');
    shell.setSize(200, 200);
    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    display.dispose();
}

---

From source file:org.eclipse.swt.snippets.Snippet345.java

public static void main(String[] args) {
    final Display display = new Display();
    final Shell shell = new Shell();
    shell.setText("Snippet 345");
    shell.setLayout(new FillLayout(SWT.VERTICAL));
    String string = "The quick brown fox jumps over the lazy dog";
    Button button;//from  w ww. j a  v a2  s.  co m
    button = new Button(shell, SWT.PUSH | SWT.WRAP);
    button.setText(string);
    button = new Button(shell, SWT.RADIO | SWT.WRAP);
    button.setText(string);
    button = new Button(shell, SWT.TOGGLE | SWT.WRAP);
    button.setText(string);
    button = new Button(shell, SWT.CHECK | SWT.WRAP);
    button.setText(string);
    shell.setSize(shell.computeSize(200, SWT.DEFAULT));
    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch()) {
            display.sleep();
        }
    }
    display.dispose();
}

---

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());
        }//  w  w  w.  ja v  a2 s .co  m
    });

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

---

From source file:Snippet19.java

public static void main(String[] args) {
    Display display = new Display();
    Shell shell = new Shell(display);
    Text text = new Text(shell, SWT.BORDER | SWT.V_SCROLL);
    text.setBounds(10, 10, 200, 200);/*from   w  ww  .  j  av  a 2  s.  co  m*/
    text.addListener(SWT.Verify, new Listener() {
        public void handleEvent(Event e) {
            String string = e.text;
            char[] chars = new char[string.length()];
            string.getChars(0, chars.length, chars, 0);
            for (int i = 0; i < chars.length; i++) {
                if (!('0' <= chars[i] && chars[i] <= '9')) {
                    e.doit = false;
                    return;
                }
            }
        }
    });
    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    display.dispose();
}

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From source file:CLabelGradientBackgroundThreeColors.java

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

    shell.setLayout(new GridLayout(1, false));

    CLabel one = new CLabel(shell, SWT.LEFT);
    one.setText("Second Gradient Example");
    one.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));

    // Set the background gradient
    one.setBackground(new Color[] { shell.getDisplay().getSystemColor(SWT.COLOR_WHITE),
            shell.getDisplay().getSystemColor(SWT.COLOR_GRAY),
            shell.getDisplay().getSystemColor(SWT.COLOR_DARK_GRAY),
            shell.getDisplay().getSystemColor(SWT.COLOR_BLACK) }, new int[] { 33, 67, 100 });

    shell.open();/*from  w  ww.  j  a  v  a 2s .c  o m*/
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch()) {
            display.sleep();
        }
    }
    display.dispose();
}

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