JFace Snippets

Color COLOR_RED = Display.getDefault().getSystemColor(SWT.COLOR_RED);
Color COLOR_GREEN = Display.getDefault().getSystemColor(SWT.COLOR_GREEN);
Color COLOR_BLUE = Display.getDefault().getSystemColor(SWT.COLOR_BLUE);
Color COLOR_YELLOW = Display.getDefault().getSystemColor(SWT.COLOR_YELLOW);

/** @param color Color constant in SWT, eg. SWT.COLOR_RED */
public static Color getColor(int color) {
    return Display.getDefault().getSystemColor(color);
}

public static Image createImage(Display display, int red, int green, int blue) {
    Color color = new Color(display, red, green, blue);
    return createImage(display, color);
}

public static Image createImage(Display display, Color color) {
    Image image = new Image(display, 10, 10);
    GC gc = new GC(image);
    gc.setBackground(color);
    gc.fillRectangle(0, 0, 10, 10);
    gc.dispose();

    return image;
}

//LabelProvider
Image getColumnImage(Object element, int columnIndex) {
    Person p = (Person) element;
    if (columnIndex == 1) {
        if ("Alice".equals(p.getName()))
            return images[0];
        else if ("Bob".equals(p.getName()))
            return images[1];
        else if ("Mike".equals(p.getName()))
            return images[2];
    }
    return null;
}

//Change row background or foreground

LabelProvider implements ITableColorProvider {
    public Color getBackground(Object element, int columnIndex) {
        Person p = (Person) element;

        if (p.getId() <= 3)
            return RcpUI.COLOR_BLUE;

        else if (p.getId() > 5)
            return RcpUI.COLOR_YELLOW;

        return null;
    }

    public Color getForeground(Object element, int columnIndex) {
        return null;
    }
}