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

Introduction

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

Prototype

public Rectangle getBounds() 

Source Link

Document

Returns a rectangle describing the receiver's size and location relative to its parent (or its display if its parent is null), unless the receiver is a shell.

Usage

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  www.  j a va2  s . com*/
    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();
}

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