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:FormLayoutFormData.java

public static void main(String[] args) {
    Display display = new Display();
    Shell shell = new Shell(display);
    FormLayout layout = new FormLayout();
    layout.marginHeight = 5;/*ww  w  .j  a v  a  2  s .  c  o  m*/
    layout.marginWidth = 10;
    shell.setLayout(layout);
    Button button = new Button(shell, SWT.PUSH);
    button.setText("Button");
    FormData data = new FormData();
    data.height = 50;
    data.width = 50;
    button.setLayoutData(data);
    shell.pack();
    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch()) {
            display.sleep();
        }
    }
    display.dispose();
}

From source file:org.eclipse.swt.snippets.Snippet120.java

public static void main(String[] args) {
    Display display = new Display();
    Shell shell = new Shell(display);
    shell.setText("Snippet 120");
    shell.setSize(200, 200);// ww  w  . j a va2 s .  c o  m
    Monitor primary = display.getPrimaryMonitor();
    Rectangle bounds = primary.getBounds();
    Rectangle rect = shell.getBounds();
    int x = bounds.x + (bounds.width - rect.width) / 2;
    int y = bounds.y + (bounds.height - rect.height) / 2;
    shell.setLocation(x, y);
    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    display.dispose();
}

From source file:org.eclipse.swt.snippets.Snippet54.java

public static void main(String[] args) {
    Display display = new Display();
    Shell shell = new Shell(display);
    shell.setText("Snippet 54");
    shell.setSize(400, 300);/*  w  w  w . j a va2  s .co  m*/
    final Sash sash = new Sash(shell, SWT.BORDER | SWT.VERTICAL);
    Rectangle clientArea = shell.getClientArea();
    sash.setBounds(180, clientArea.y, 32, clientArea.height);
    sash.addListener(SWT.Selection, e -> sash.setBounds(e.x, e.y, e.width, e.height));
    shell.open();
    sash.setFocus();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    display.dispose();
}

From source file:FontLargerCreate.java

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

    Text text = new Text(shell, SWT.MULTI | SWT.BORDER);
    text.setBounds(10, 10, 150, 150);/*  w  w w .j  a v a  2 s . c  om*/
    Font initialFont = text.getFont();
    FontData[] fontData = initialFont.getFontData();
    for (int i = 0; i < fontData.length; i++) {
        fontData[i].setHeight(24);
    }
    Font newFont = new Font(display, fontData);
    text.setFont(newFont);
    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    newFont.dispose();
    display.dispose();
}

From source file:ListScrollBottom.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 ScrollBar
    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");
    }/*  w  w w. j  ava 2 s  .  c om*/

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

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

From source file:ControlBounds.java

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

    Button button = new Button(shell, SWT.PUSH);

    button.setBounds(20, 20, 200, 20);//from   w  ww  .  ja  v a 2 s.  co  m

    shell.setSize(260, 120);
    shell.open();

    System.out.println("------------------------------");
    System.out.println("getBounds: " + button.getBounds());
    System.out.println("getLocation: " + button.getLocation());
    System.out.println("getSize: " + button.getSize());

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

From source file:SashExample.java

public static void main(String[] args) {
    Display display = new Display();
    Shell shell = new Shell(display);
    final Sash sash = new Sash(shell, SWT.BORDER | SWT.VERTICAL);
    sash.setBounds(10, 10, 15, 60);/*from  w w w. ja v a2s . com*/

    sash.addListener(SWT.Selection, new Listener() {
        public void handleEvent(Event e) {
            System.out.println("Selected. ");
            sash.setBounds(e.x, e.y, e.width, e.height);
        }
    });
    shell.open();
    sash.setFocus();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    display.dispose();
}

From source file:ComboSelectionListener.java

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

    Combo combo = new Combo(shell, SWT.NONE);
    combo.setItems(new String[] { "A-1", "B-1", "C-1" });

    combo.addListener(SWT.DefaultSelection, new Listener() {
        public void handleEvent(Event e) {
            System.out.println(e.widget + " - Default Selection");
        }/*from   www  .ja v a  2s . co  m*/
    });

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

From source file:TextForeground.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;//  ww  w .j a  va 2 s .c  om
    style1.length = 10;
    style1.foreground = display.getSystemColor(SWT.COLOR_RED);
    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();

    // Create the main window
    Shell shell = new Shell(display);

    shell.addControlListener(new ControlAdapter() {
        public void controlResized(ControlEvent event) {
            // Get the event source (the shell)
            Shell shell = (Shell) event.getSource();
            Rectangle rect = shell.getClientArea();
            System.out.println(rect);
        }/*from w  w  w .  j a v a 2 s. co  m*/
    });

    shell.open();

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