Snippet55.java Source code

Introduction

Here is the source code for Snippet55.java

Source

/*
 * Text example snippet: resize a text control (show about 10 characters)
 *
 * For a list of all SWT example snippets see
 * http://dev.eclipse.org/viewcvs/index.cgi/%7Echeckout%7E/platform-swt-home/dev.html#snippets
 */
import org.eclipse.swt.SWT;
import org.eclipse.swt.graphics.FontMetrics;
import org.eclipse.swt.graphics.GC;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.swt.widgets.Text;

public class Snippet55 {

    public static void main(String[] args) {
        Display display = new Display();
        Shell shell = new Shell(display);
        Text text = new Text(shell, SWT.BORDER);
        int columns = 10;
        GC gc = new GC(text);
        FontMetrics fm = gc.getFontMetrics();
        int width = columns * fm.getAverageCharWidth();
        int height = fm.getHeight();
        gc.dispose();
        text.setSize(text.computeSize(width, height));
        shell.pack();
        shell.open();
        while (!shell.isDisposed()) {
            if (!display.readAndDispatch())
                display.sleep();
        }
        display.dispose();
    }
}