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

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

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Introduction

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

Prototype

public Display()

Source Link

Document

Constructs a new instance of this class.

Usage

From source file:DrawPolygonSWT.java

public static void main(String[] args) {
    Display display = new Display();
    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) {
            Canvas canvas = (Canvas) e.widget;
            int x = canvas.getBounds().width;
            int y = canvas.getBounds().height;

            e.gc.setBackground(e.display.getSystemColor(SWT.COLOR_BLACK));

            // Create the points for drawing a triangle in the upper left
            int[] upper_left = { 0, 0, 200, 0, 0, 200 };

            // Create the points for drawing a triangle in the lower right
            int[] lower_right = { x, y, x, y - 200, x - 200, y };

            // Draw the triangles
            e.gc.fillPolygon(upper_left);
            e.gc.fillPolygon(lower_right);
        }/*from   ww  w.j  av a  2s.  c  om*/
    });

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

From source file:ScrollCompisiteHoriVertical.java

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

    //  Create the ScrolledComposite to scroll horizontally and vertically
    ScrolledComposite sc = new ScrolledComposite(shell, SWT.H_SCROLL | SWT.V_SCROLL);

    Composite child = new Composite(sc, SWT.NONE);
    child.setLayout(new FillLayout());

    new Button(child, SWT.PUSH).setText("One");
    new Button(child, SWT.PUSH).setText("Two");

    child.setSize(400, 400);//w w  w. ja  v  a  2 s.co m

    sc.setContent(child);

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

}

From source file:EventSelection.java

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

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

    button.setText("text on the button");

    button.addSelectionListener(new SelectionListener() {

        public void widgetSelected(SelectionEvent arg0) {
            System.out.println("selected");
        }//from w  w w  .  j  ava  2s . co  m

        public void widgetDefaultSelected(SelectionEvent arg0) {
        }
    });

    shell.open();
    // Set up the event loop.
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch()) {
            // If no more entries in event queue
            display.sleep();
        }
    }
    display.dispose();
}

From source file:MainClass.java

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

    s.setSize(250, 200);//from ww  w  .  j  a  v  a2s.c  om
    s.setText("A KeyListener Example");
    s.setLayout(new RowLayout());

    final Combo c = new Combo(s, SWT.DROP_DOWN | SWT.BORDER);
    c.add("A");
    c.add("B");
    c.add("C");
    c.add("D");

    c.addKeyListener(new KeyListener() {
        String selectedItem = "";

        public void keyPressed(KeyEvent e) {
            if (c.getText().length() > 0) {
                return;
            }
            String key = Character.toString(e.character);
            String[] items = c.getItems();
            for (int i = 0; i < items.length; i++) {
                if (items[i].toLowerCase().startsWith(key.toLowerCase())) {
                    c.select(i);
                    selectedItem = items[i];
                    return;
                }
            }
        }

        public void keyReleased(KeyEvent e) {
            if (selectedItem.length() > 0)
                c.setText(selectedItem);
            selectedItem = "";
        }
    });
    s.open();
    while (!s.isDisposed()) {
        if (!d.readAndDispatch())
            d.sleep();
    }
    d.dispose();

}

From source file:GridLayoutIndentation.java

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

    GridLayout gridLayout = new GridLayout();
    gridLayout.numColumns = 2;/*  w  w  w. j ava2 s .  com*/
    gridLayout.makeColumnsEqualWidth = true;

    shell.setLayout(gridLayout);

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

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

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

    Button button3 = new Button(shell, SWT.PUSH);
    button3.setText("3");
    GridData gridData = new GridData(GridData.VERTICAL_ALIGN_END);
    gridData.horizontalIndent = 50;
    button2.setLayoutData(gridData);

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

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

From source file:BrowserProgress.java

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

    Browser browser = new Browser(shell, SWT.NONE);
    browser.setBounds(5, 5, 600, 600);/*www .ja va2s  .  c  om*/

    final ProgressBar progressBar = new ProgressBar(shell, SWT.NONE);
    progressBar.setBounds(5, 650, 600, 20);

    browser.addProgressListener(new ProgressListener() {
        public void changed(ProgressEvent event) {
            if (event.total == 0)
                return;
            int ratio = event.current * 100 / event.total;
            progressBar.setSelection(ratio);
        }

        public void completed(ProgressEvent event) {
            progressBar.setSelection(0);
        }
    });

    browser.setUrl("http://java2s.com");
    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();
    final Shell shell = new Shell(display);

    final List list = new List(shell, SWT.BORDER | SWT.MULTI | SWT.V_SCROLL);
    list.setBounds(40, 20, 220, 100);/*from  ww  w .j  a v a 2s . co  m*/
    for (int loopIndex = 0; loopIndex < 9; loopIndex++) {
        list.add("Item Number " + loopIndex);
    }

    final Text text = new Text(shell, SWT.BORDER);
    text.setBounds(60, 130, 160, 25);

    list.addSelectionListener(new SelectionListener() {
        public void widgetSelected(SelectionEvent event) {
            int[] selectedItems = list.getSelectionIndices();
            String outString = "";
            for (int loopIndex = 0; loopIndex < selectedItems.length; loopIndex++)
                outString += selectedItems[loopIndex] + " ";
            text.setText("Selected Items: " + outString);
        }

        public void widgetDefaultSelected(SelectionEvent event) {
            int[] selectedItems = list.getSelectionIndices();
            String outString = "";
            for (int loopIndex = 0; loopIndex < selectedItems.length; loopIndex++)
                outString += selectedItems[loopIndex] + " ";
            System.out.println("Selected Items: " + outString);
        }
    });

    shell.open();

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

From source file:OpenWindowListenerUsing.java

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

    Browser browser = new Browser(shell, SWT.NONE);
    browser.setBounds(5, 5, 600, 600);/* w  w  w . j  a v a  2s  .c  om*/

    browser.addOpenWindowListener(new OpenWindowListener() {
        public void open(WindowEvent event) {
            Shell shell = new Shell(display);
            shell.setText("New Window");
            shell.setLayout(new FillLayout());
            Browser browser = new Browser(shell, SWT.NONE);
            event.browser = browser;
        }
    });

    browser.setUrl("http://java2s.com");
    shell.open();

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

From source file:CreateSingleSelectionListAddItems.java

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

    // Create a single-selection list
    List single = new List(shell, SWT.BORDER | SWT.SINGLE | SWT.V_SCROLL);

    // Add the items, one by one
    for (int i = 0, n = ITEMS.length; i < n; i++) {
        single.add(ITEMS[i]);//from   w w  w.j a va 2 s  .  c  om
    }

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

From source file:GridLayoutVerticalAlignment.java

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

    GridLayout gridLayout = new GridLayout();
    gridLayout.numColumns = 2;//w  w  w.  jav  a  2  s  . co  m
    gridLayout.makeColumnsEqualWidth = true;

    shell.setLayout(gridLayout);

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

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

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

    Button button3 = new Button(shell, SWT.PUSH);
    button3.setText("3");
    button3.setLayoutData(new GridData(GridData.VERTICAL_ALIGN_FILL));

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

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