StyledTextLineBackgroundListener.java Source code

Introduction

Here is the source code for StyledTextLineBackgroundListener.java

Source

import org.eclipse.swt.SWT;
import org.eclipse.swt.custom.LineBackgroundEvent;
import org.eclipse.swt.custom.LineBackgroundListener;
import org.eclipse.swt.custom.StyledText;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Shell;

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

        final StyledText styledText = new StyledText(shell, SWT.V_SCROLL | SWT.BORDER);
        styledText.setText("\n1234\n124\n\1234\n12314\n\1241234\n");

        styledText.addLineBackgroundListener(new LineBackgroundListener() {

            public void lineGetBackground(LineBackgroundEvent event) {
                if (event.lineText.indexOf("SWT") > -1) {
                    event.lineBackground = Display.getCurrent().getSystemColor(SWT.COLOR_BLUE);
                }

            }
        });

        styledText.setBounds(10, 10, 500, 100);
        shell.open();
        while (!shell.isDisposed()) {
            if (!display.readAndDispatch()) {
                display.sleep();
            }
        }
        display.dispose();
    }
}