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

Introduction

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

Prototype

public Point getSize() 

Source Link

Document

Returns a point describing the receiver's size.

Usage

From source file:org.eclipse.swt.snippets.Snippet278.java

public static void main(String[] args) {
    final Display display = new Display();
    Shell shell = new Shell(display);
    shell.setText("Snippet 278");
    shell.setBounds(10, 10, 300, 100);/* ww  w.ja va  2 s .  c om*/
    shell.setLayout(new FillLayout());
    final Label label = new Label(shell, SWT.NONE);
    label.setText("resize the Shell then hover over this Label");
    label.addListener(SWT.MouseEnter, event -> {
        Point requiredSize = label.computeSize(SWT.DEFAULT, SWT.DEFAULT);
        Point labelSize = label.getSize();
        boolean fullyVisible = requiredSize.x <= labelSize.x && requiredSize.y <= labelSize.y;
        System.out.println("Label is fully visible: " + fullyVisible);
        label.setToolTipText(fullyVisible ? null : label.getText());
    });
    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    display.dispose();
}

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From source file:CoolBarExamples.java

public CoolBarExamples() {
    shell.setLayout(new GridLayout());

    final CoolBar coolBar = new CoolBar(shell, SWT.NONE);

    coolBar.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));

    // cool item with a text field.
    CoolItem textItem = new CoolItem(coolBar, SWT.NONE);

    Text text = new Text(coolBar, SWT.BORDER | SWT.DROP_DOWN);
    text.setText("TEXT");
    text.pack();//w  w w  .j av  a 2s  . com

    Point size = text.getSize();
    textItem.setControl(text);
    textItem.setSize(textItem.computeSize(size.x, size.y));

    // cool item with a label.
    CoolItem labelItem = new CoolItem(coolBar, SWT.NONE);

    Label label = new Label(coolBar, SWT.NONE);
    label.setText("LABEL");
    label.pack();

    size = label.getSize();
    labelItem.setControl(label);
    labelItem.setSize(textItem.computeSize(size.x, size.y));

    // cool item with a button.
    CoolItem buttonItem = new CoolItem(coolBar, SWT.NONE | SWT.DROP_DOWN);

    Composite composite = new Composite(coolBar, SWT.NONE);
    composite.setLayout(new GridLayout(2, true));

    Button button1 = new Button(composite, SWT.PUSH);
    button1.setText("Button 1");
    button1.pack();

    Button button2 = new Button(composite, SWT.PUSH);
    button2.setText("Button 2");
    button2.pack();

    composite.pack();

    size = composite.getSize();
    buttonItem.setControl(composite);
    buttonItem.setSize(buttonItem.computeSize(size.x, size.y));

    //      // Test cool item adding method.
    //      Label label2 = new Label(coolBar, SWT.NONE);
    //      label2.setText("label2");
    //      addControlToCoolBar(label2, SWT.DROP_DOWN, coolBar);

    try {
        setState(coolBar, new File("coolbar.state"));
    } catch (IOException e1) {
        e1.printStackTrace();
    }

    shell.addListener(SWT.Close, new Listener() {
        public void handleEvent(Event event) {
            try {
                saveState(coolBar, new File("coolbar.state"));
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
    });

    shell.setSize(300, 120);
    // shell.pack();
    shell.open();

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

    display.dispose();
}

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