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

Introduction

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

Prototype

public boolean readAndDispatch()

Source Link

Document

Reads an event from the event queue, dispatches it appropriately, and returns true if there is potentially more work to do, or false if the caller can sleep until another event is placed on the event queue.

Usage

From source file:HelpListenerUsing.java

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

    Text text = new Text(shell, SWT.SINGLE | SWT.BORDER);
    text.setText("press F1 function to see the help message.");
    text.addHelpListener(new HelpListener() {

        public void helpRequested(HelpEvent arg0) {
            System.out.println("Help wanted");
        }/*from   w  ww .j  a v a 2s  . c  o m*/
    });

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

From source file:TreeItemInsert.java

public static void main(String[] args) {
    Display display = new Display();
    Shell shell = new Shell(display);
    Tree tree = new Tree(shell, SWT.BORDER | SWT.MULTI);
    tree.setSize(200, 200);/*ww  w  .j  a  v  a 2  s  .  c  o  m*/
    for (int i = 0; i < 5; i++) {
        TreeItem item = new TreeItem(tree, SWT.NONE);
        item.setText("Item " + i);
    }

    TreeItem item = new TreeItem(tree, SWT.NONE, 1);
    item.setText("*** New Item ***");

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

From source file:org.eclipse.swt.snippets.Snippet245.java

public static void main(String[] args) {
    final Display display = new Display();
    final Shell shell = new Shell(display);
    shell.setText("Snippet 245");
    shell.addPaintListener(event -> {
        Rectangle rect = shell.getClientArea();
        event.gc.drawOval(0, 0, rect.width - 1, rect.height - 1);
    });/*from   www .j a v  a  2 s  .c o  m*/
    Rectangle clientArea = shell.getClientArea();
    shell.setBounds(clientArea.x + 10, clientArea.y + 10, 200, 200);
    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    display.dispose();
}

From source file:TableItemInsertByIndex.java

public static void main(String[] args) {
    Display display = new Display();
    Shell shell = new Shell(display);
    Table table = new Table(shell, SWT.BORDER | SWT.MULTI);
    table.setSize(200, 200);//from  ww w  .  j a va  2  s .  co m
    for (int i = 0; i < 12; i++) {
        TableItem item = new TableItem(table, SWT.NONE);
        item.setText("Item " + i);
    }

    TableItem item = new TableItem(table, SWT.NONE, 5);
    item.setText(" New Item ");
    shell.pack();
    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    display.dispose();
}

From source file:TextBold.java

public static void main(String[] args) {
    Display display = new Display();
    Shell shell = new Shell(display);
    shell.setLayout(new FillLayout());
    StyledText text = new StyledText(shell, SWT.BORDER);
    text.setText("0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ");

    StyleRange style1 = new StyleRange();
    style1.start = 0;/*from w w  w.j  a v a2s.  c  o m*/
    style1.length = 10;
    style1.fontStyle = SWT.BOLD;
    text.setStyleRange(style1);

    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 display = new Display();
    Shell shell = new Shell(display);
    shell.setText("Sash One");

    // The SWT.BORDER style
    Decorations d = new Decorations(shell, SWT.MIN);
    d.setLayoutData(new GridData(GridData.FILL_BOTH));
    d.setLayout(new FillLayout());
    Label l = new Label(d, SWT.CENTER);
    l.setText("SWT.MIN");

    d.setBounds(20, 20, 100, 100);/*from  www . j a va 2  s  . co  m*/

    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 display = new Display();
    Shell shell = new Shell(display);
    shell.setText("Sash One");

    // The SWT.BORDER style
    Decorations d = new Decorations(shell, SWT.MAX);
    d.setLayoutData(new GridData(GridData.FILL_BOTH));
    d.setLayout(new FillLayout());
    Label l = new Label(d, SWT.CENTER);
    l.setText("SWT.MAX");

    d.setBounds(20, 20, 100, 100);// w w w .  ja  v a 2s.co  m

    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 display = new Display();
    Shell shell = new Shell(display);
    shell.setText("Sash One");

    // The SWT.BORDER style
    Decorations d = new Decorations(shell, SWT.TOOL);
    d.setLayoutData(new GridData(GridData.FILL_BOTH));
    d.setLayout(new FillLayout());
    Label l = new Label(d, SWT.CENTER);
    l.setText("SWT.TOOL");

    d.setBounds(20, 20, 100, 100);/*from w w  w  .  j a  va  2  s  .  c o  m*/

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

From source file:SashFormVertical.java

public static void main(String[] args) {
    Display display = new Display();
    Shell shell = new Shell(display);
    shell.setText("SashForm Test");
    // Fill the parent window with the buttons and sash
    shell.setLayout(new FillLayout());

    // Create the SashForm and the buttons
    SashForm sashForm = new SashForm(shell, SWT.VERTICAL);
    new Button(sashForm, SWT.PUSH).setText("Left");
    new Button(sashForm, SWT.PUSH).setText("Right");

    shell.open();/*  w w w.  j a v  a2  s. c o m*/
    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  ww  w .java  2 s.  co  m
    s.setText("A MouseTrackListener Example");
    s.open();

    s.addMouseTrackListener(new MouseTrackAdapter() {
        public void mouseEnter(MouseEvent e) {
            System.out.println("enter");

        }

        public void mouseExit(MouseEvent e) {
            System.out.println("exit");
        }
    });

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

}