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

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

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Introduction

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

Prototype

public void dispose()

Source Link

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. j a v a  2s .  c  o  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();
}

From source file:GridLayoutMargin.java

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

    GridLayout gridLayout = new GridLayout();
    gridLayout.marginHeight = 20;//  ww  w .  j  a  va 2s  .c om
    gridLayout.marginWidth = 30;

    shell.setLayout(gridLayout);

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

    List list = new List(shell, SWT.BORDER);
    list.add("item 1");
    list.add("item 2");
    list.add("item 3");

    Button button2 = new Button(shell, SWT.PUSH);
    button2.setText("button #2");

    Button button3 = new Button(shell, SWT.PUSH);
    button3.setText("button #3");

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

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

From source file:org.eclipse.swt.snippets.Snippet317.java

public static void main(String[] args) {
    Display display = new Display();
    final Shell shell = new Shell(display);
    shell.setText("Snippet 317");
    GridLayout gridLayout = new GridLayout();
    gridLayout.numColumns = 2;/*ww  w  . j  a va  2 s . c  o  m*/
    shell.setLayout(gridLayout);
    final Text location = new Text(shell, SWT.BORDER);
    GridData data = new GridData();
    data.horizontalAlignment = GridData.FILL;
    data.grabExcessHorizontalSpace = true;
    location.setLayoutData(data);
    Button go = new Button(shell, SWT.PUSH);
    go.setText("Go");

    final Browser browser;
    try {
        browser = new Browser(shell, SWT.NONE);
    } catch (SWTError e) {
        System.out.println("Could not instantiate Browser: " + e.getMessage());
        display.dispose();
        return;
    }
    data = new GridData();
    data.horizontalAlignment = data.verticalAlignment = GridData.FILL;
    data.grabExcessHorizontalSpace = data.grabExcessVerticalSpace = true;
    data.horizontalSpan = 2;
    browser.setLayoutData(data);
    browser.setUrl("eclipse.org");
    browser.addLocationListener(new LocationAdapter() {
        @Override
        public void changed(LocationEvent event) {
            location.setText(event.location);
        }
    });

    Listener navigateListener = event -> browser.setUrl(location.getText());
    go.addListener(SWT.Selection, navigateListener);
    location.addListener(SWT.DefaultSelection, navigateListener);

    browser.addAuthenticationListener(event -> {
        try {
            URL url = new URL(event.location);
            if (url.getHost().equals(KNOWN_HOST)) {
                event.user = KNOWN_USER;
                event.password = KNOWN_PASSWORD;
            } else {
                /* do nothing, let default prompter run */
            }
        } catch (MalformedURLException e) {
            /* should not happen, let default prompter run */
        }
    });

    shell.setBounds(10, 10, 500, 500);
    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    display.dispose();
}

From source file:Snippet127.java

public static void main(String[] args) {
    Display display = new Display();
    Shell shell = new Shell(display);
    Button button1 = new Button(shell, SWT.PUSH);
    button1.setBounds(10, 10, 80, 30);/*from   w w w. ja v  a 2 s.c o  m*/
    button1.setText("no traverse");
    button1.addTraverseListener(new TraverseListener() {
        public void keyTraversed(TraverseEvent e) {
            switch (e.detail) {
            case SWT.TRAVERSE_TAB_NEXT:
            case SWT.TRAVERSE_TAB_PREVIOUS: {
                e.doit = false;
            }
            }
        }
    });
    Button button2 = new Button(shell, SWT.PUSH);
    button2.setBounds(100, 10, 80, 30);
    button2.setText("can traverse");
    shell.pack();
    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    display.dispose();
}

From source file:Snippet53.java

public static void main(String[] args) {
    Display display = new Display();
    Shell shell = new Shell(display);
    final Table table = new Table(shell, SWT.BORDER | SWT.MULTI);
    table.setSize(200, 200);/* w  ww  .j a  v a 2 s  .  co m*/
    for (int i = 0; i < 128; i++) {
        TableItem item = new TableItem(table, SWT.NONE);
        item.setText("Item " + i);
    }
    Menu menu = new Menu(shell, SWT.POP_UP);
    table.setMenu(menu);
    MenuItem item = new MenuItem(menu, SWT.PUSH);
    item.setText("Delete Selection");
    item.addListener(SWT.Selection, new Listener() {
        public void handleEvent(Event event) {
            table.remove(table.getSelectionIndices());
        }
    });
    shell.pack();
    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    display.dispose();
}

From source file:org.eclipse.swt.snippets.Snippet276.java

public static void main(String[] args) {
    final Display display = new Display();
    Shell shell = new Shell(display);
    shell.setText("Snippet 276");
    shell.setBounds(200, 200, 400, 400);
    Label label = new Label(shell, SWT.NONE);
    label.setText("click in shell to print display-relative coordinate");
    Listener listener = event -> {//from  ww w .  j  av a2 s .c  o m
        Point point = new Point(event.x, event.y);
        System.out.println(display.map((Control) event.widget, null, point));
    };
    shell.addListener(SWT.MouseDown, listener);
    label.addListener(SWT.MouseDown, listener);
    Rectangle clientArea = shell.getClientArea();
    label.setLocation(clientArea.x, clientArea.y);
    label.pack();
    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    display.dispose();
}

From source file:TreeItemMousePostion.java

public static void main(String[] args) {
    Display display = new Display();
    Shell shell = new Shell(display);
    final Tree tree = new Tree(shell, SWT.BORDER | SWT.MULTI);
    for (int i = 0; i < 12; i++) {
        TreeItem treeItem = new TreeItem(tree, SWT.NONE);
        treeItem.setText("Item " + i);
    }/*from   www  . j a  va2s.c o m*/
    tree.addListener(SWT.MouseDown, new Listener() {
        public void handleEvent(Event event) {
            Point point = new Point(event.x, event.y);
            TreeItem item = tree.getItem(point);
            if (item != null) {
                System.out.println("Mouse down: " + item);
            }
        }
    });
    tree.setSize(200, 200);
    shell.setSize(300, 300);
    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    display.dispose();
}

From source file:PopupListUsing.java

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

    // Create a button to launch the list
    Button button = new Button(shell, SWT.PUSH);
    button.setText("Push Me");
    button.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent event) {
            PopupList list = new PopupList(shell);

            list.setItems(new String[] { "A", "B", "C" });

            String selected = list.open(shell.getBounds());
            System.out.println(selected);
        }//w  w w . ja  v a  2s .  c  o m
    });

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

}

From source file:ListDefaultSelectionListener.java

public static void main(String[] args) {
    Display display = new Display();
    Shell shell = new Shell(display);
    final List list = new List(shell, SWT.BORDER | SWT.MULTI | SWT.V_SCROLL);

    for (int i = 0; i < 128; i++) {
        list.add("Item " + i);
    }/*from  w ww .  j  a  va2  s .  c  o  m*/
    list.setBounds(0, 0, 100, 100);

    list.addListener(SWT.DefaultSelection, new Listener() {
        public void handleEvent(Event e) {
            String string = "";
            int[] selection = list.getSelectionIndices();
            for (int i = 0; i < selection.length; i++)
                string += selection[i] + " ";
            System.out.println("DefaultSelection={" + string + "}");
        }
    });

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