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

Introduction

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

Prototype

public Label(Composite parent, int style) 

Source Link

Document

Constructs a new instance of this class given its parent and a style value describing its behavior and appearance.

Usage

From source file:org.eclipse.swt.snippets.Snippet93.java

public static void main(String[] args) {
    Display display = new Display();
    Shell shell = new Shell(display);
    shell.setText("Snippet 93");
    shell.setLayout(new RowLayout());
    Label label = new Label(shell, SWT.NONE);
    GC gc = new GC(label);
    Point size = gc.textExtent("Hello");
    gc.dispose();/*  w  ww  .  j a v  a 2s .co m*/
    label.setText("Hello -> " + size);
    shell.pack();
    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    display.dispose();
}

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From source file:org.eclipse.swt.snippets.Snippet32.java

public static void main(String[] args) {
    Display display = new Display();
    Shell shell = new Shell(display);
    shell.setText("Snippet 32");
    Label label = new Label(shell, SWT.NONE);
    label.setText("Can't find icon for .bmp");
    Image image = null;//from  w ww .ja  v a  2  s  .  c o  m
    Program p = Program.findProgram(".bmp");
    if (p != null) {
        ImageData data = p.getImageData();
        if (data != null) {
            image = new Image(display, data);
            label.setImage(image);
        }
    }
    label.pack();
    shell.pack();
    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    if (image != null)
        image.dispose();
    display.dispose();
}

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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 w ww  . ja v  a 2s  .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:org.eclipse.swt.snippets.Snippet69.java

public static void main(String[] args) {
    Display display = new Display();
    Shell shell = new Shell(display);
    shell.setText("Snippet 69");
    Label label = new Label(shell, SWT.NONE | SWT.BORDER);
    label.setText("Name");
    Text text = new Text(shell, SWT.NONE);

    FormLayout layout = new FormLayout();
    layout.marginWidth = layout.marginHeight = 5;
    shell.setLayout(layout);/* w  ww  .j a  va  2 s  . co m*/

    GC gc = new GC(text);
    FontMetrics fm = gc.getFontMetrics();
    double charWidth = fm.getAverageCharacterWidth();
    int width = text.computeSize((int) (charWidth * 8), SWT.DEFAULT).x;
    gc.dispose();
    FormData data = new FormData(width, SWT.DEFAULT);
    text.setLayoutData(data);
    data.left = new FormAttachment(label, 5);
    data.top = new FormAttachment(label, 0, SWT.CENTER);

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

---

From source file:ExpandBarIconAddingSystem.java

public static void main(String[] args) {
    Display display = new Display();
    Shell shell = new Shell(display);
    shell.setLayout(new FillLayout());
    shell.setText("ExpandBar Example");
    ExpandBar bar = new ExpandBar(shell, SWT.V_SCROLL);
    Image image = new Image(display, "yourFile.gif");

    // First item
    Composite composite = new Composite(bar, SWT.NONE);
    GridLayout layout = new GridLayout(2, false);
    layout.marginLeft = layout.marginTop = layout.marginRight = layout.marginBottom = 10;
    layout.verticalSpacing = 10;//from ww  w  .  j a v  a2  s.c  om
    composite.setLayout(layout);
    Label label = new Label(composite, SWT.NONE);
    label.setImage(display.getSystemImage(SWT.ICON_ERROR));
    label = new Label(composite, SWT.NONE);
    label.setText("SWT.ICON_ERROR");
    label = new Label(composite, SWT.NONE);
    label.setImage(display.getSystemImage(SWT.ICON_INFORMATION));
    label = new Label(composite, SWT.NONE);
    label.setText("SWT.ICON_INFORMATION");
    label = new Label(composite, SWT.NONE);
    label.setImage(display.getSystemImage(SWT.ICON_WARNING));
    label = new Label(composite, SWT.NONE);
    label.setText("SWT.ICON_WARNING");
    label = new Label(composite, SWT.NONE);
    label.setImage(display.getSystemImage(SWT.ICON_QUESTION));
    label = new Label(composite, SWT.NONE);
    label.setText("SWT.ICON_QUESTION");
    ExpandItem item0 = new ExpandItem(bar, SWT.NONE, 0);
    item0.setText("What is your favorite button");
    item0.setHeight(composite.computeSize(SWT.DEFAULT, SWT.DEFAULT).y);
    item0.setControl(composite);
    item0.setImage(image);

    item0.setExpanded(true);

    bar.setSpacing(8);
    shell.setSize(400, 350);
    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch()) {
            display.sleep();
        }
    }
    image.dispose();
    display.dispose();
}

---

From source file:Snippet104.java

public static void main(String[] args) {
    final Display display = new Display();
    final int[] count = new int[] { 4 };
    final Image image = new Image(display, 300, 300);
    final Shell splash = new Shell(SWT.ON_TOP);
    final ProgressBar bar = new ProgressBar(splash, SWT.NONE);
    bar.setMaximum(count[0]);//w ww . j av a 2  s . c o m
    Label label = new Label(splash, SWT.NONE);
    label.setImage(image);
    FormLayout layout = new FormLayout();
    splash.setLayout(layout);
    FormData labelData = new FormData();
    labelData.right = new FormAttachment(100, 0);
    labelData.bottom = new FormAttachment(100, 0);
    label.setLayoutData(labelData);
    FormData progressData = new FormData();
    progressData.left = new FormAttachment(0, 5);
    progressData.right = new FormAttachment(100, -5);
    progressData.bottom = new FormAttachment(100, -5);
    bar.setLayoutData(progressData);
    splash.pack();
    Rectangle splashRect = splash.getBounds();
    Rectangle displayRect = display.getBounds();
    int x = (displayRect.width - splashRect.width) / 2;
    int y = (displayRect.height - splashRect.height) / 2;
    splash.setLocation(x, y);
    splash.open();
    display.asyncExec(new Runnable() {
        public void run() {
            Shell[] shells = new Shell[count[0]];
            for (int i = 0; i < count[0]; i++) {
                shells[i] = new Shell(display);
                shells[i].setSize(300, 300);
                shells[i].addListener(SWT.Close, new Listener() {
                    public void handleEvent(Event e) {
                        --count[0];
                    }
                });
                bar.setSelection(i + 1);
                try {
                    Thread.sleep(1000);
                } catch (Throwable e) {
                }
            }
            splash.close();
            image.dispose();
            for (int i = 0; i < count[0]; i++) {
                shells[i].open();
            }
        }
    });
    while (count[0] != 0) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    display.dispose();
}

---

From source file:org.eclipse.swt.snippets.Snippet335.java

public static void main(String[] args) {
    Display display = new Display();
    Shell shell = new Shell(display);
    shell.setText("Snippet 335");
    shell.setLayout(new GridLayout());

    Label label = new Label(shell, SWT.WRAP | SWT.BORDER);
    GridData labelData = new GridData();
    labelData.widthHint = 10; /* default width */
    labelData.horizontalAlignment = SWT.FILL; /* grow to fill available width */
    label.setLayoutData(labelData);/*from   w  w  w . j a  v  a 2 s.  co  m*/
    label.setText(
            "Snippets are minimal stand-alone programs that demonstrate specific techniques or functionality.");
    new Button(shell, SWT.PUSH).setText("This button determines the Shell's width");

    /* do an initial pack() so that the Shell determines its required width */
    shell.pack();

    /* update the Label's width hint to match what the layout allocated for it */
    labelData.widthHint = label.getBounds().width;

    /*
     * do a second pack() so that the Label will compute its required height
     * based on its correct width instead of its previously-set default width
     */
    shell.pack();

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

---

From source file:org.eclipse.swt.snippets.Snippet108.java

public static void main(String[] args) {
    Display display = new Display();
    Shell shell = new Shell(display);
    shell.setText("Snippet 108");
    Label label = new Label(shell, SWT.NONE);
    label.setText("Enter your name:");
    Text text = new Text(shell, SWT.BORDER);
    text.setLayoutData(new RowData(100, SWT.DEFAULT));
    Button ok = new Button(shell, SWT.PUSH);
    ok.setText("OK");
    ok.addSelectionListener(widgetSelectedAdapter(e -> System.out.println("OK")));
    Button cancel = new Button(shell, SWT.PUSH);
    cancel.setText("Cancel");
    cancel.addSelectionListener(widgetSelectedAdapter(e -> System.out.println("Cancel")));
    shell.setDefaultButton(cancel);/*from   w  w w  . ja  va2  s  .c o m*/
    shell.setLayout(new RowLayout());
    shell.pack();
    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    display.dispose();
}

---

From source file:org.eclipse.swt.snippets.Snippet65.java

public static void main(String[] args) {
    Display display = new Display();
    final Shell shell = new Shell(display);
    shell.setText("Snippet 65");
    Label label = new Label(shell, SWT.WRAP);
    label.setText("This is a long text string that will wrap when the dialog is resized.");
    List list = new List(shell, SWT.BORDER | SWT.H_SCROLL | SWT.V_SCROLL);
    list.setItems("Item 1", "Item 2");
    Button button1 = new Button(shell, SWT.PUSH);
    button1.setText("OK");
    Button button2 = new Button(shell, SWT.PUSH);
    button2.setText("Cancel");

    final int insetX = 4, insetY = 4;
    FormLayout formLayout = new FormLayout();
    formLayout.marginWidth = insetX;/*from   w  ww.  ja  v  a 2 s.c o  m*/
    formLayout.marginHeight = insetY;
    shell.setLayout(formLayout);

    Point size = label.computeSize(SWT.DEFAULT, SWT.DEFAULT);
    final FormData labelData = new FormData(size.x, SWT.DEFAULT);
    labelData.left = new FormAttachment(0, 0);
    labelData.right = new FormAttachment(100, 0);
    label.setLayoutData(labelData);
    shell.addListener(SWT.Resize, e -> {
        Rectangle rect = shell.getClientArea();
        labelData.width = rect.width - insetX * 2;
        shell.layout();
    });

    FormData button2Data = new FormData();
    button2Data.right = new FormAttachment(100, -insetX);
    button2Data.bottom = new FormAttachment(100, 0);
    button2.setLayoutData(button2Data);

    FormData button1Data = new FormData();
    button1Data.right = new FormAttachment(button2, -insetX);
    button1Data.bottom = new FormAttachment(100, 0);
    button1.setLayoutData(button1Data);

    FormData listData = new FormData();
    listData.left = new FormAttachment(0, 0);
    listData.right = new FormAttachment(100, 0);
    listData.top = new FormAttachment(label, insetY);
    listData.bottom = new FormAttachment(button2, -insetY);
    list.setLayoutData(listData);

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

---

From source file:org.eclipse.swt.snippets.Snippet78.java

public static void main(String[] args) {

    Display display = new Display();
    final Shell shell = new Shell(display);
    shell.setText("Snippet 78");
    shell.setLayout(new FillLayout());
    final Label label1 = new Label(shell, SWT.BORDER);
    label1.setText("TEXT");
    final Label label2 = new Label(shell, SWT.BORDER);
    setDragDrop(label1);//from w  w  w.j  av  a2 s .c om
    setDragDrop(label2);
    shell.setSize(200, 200);
    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    display.dispose();
}

---

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