ViewDataPreferencesDialog.java 文件源码

private ControlDecoration addDecorator(Control control, String message) {
    ControlDecoration txtDecorator = new ControlDecoration(control, SWT.LEFT);
    FieldDecoration fieldDecoration = FieldDecorationRegistry.getDefault().getFieldDecoration(
            FieldDecorationRegistry.DEC_ERROR);
    Image img = fieldDecoration.getImage();
    txtDecorator.setImage(img);
    txtDecorator.setDescriptionText(message);
    txtDecorator.setMarginWidth(3);
    return txtDecorator;
}