WindowSupport.java 文件源码

/**
 * Sets the content in the JInternalFrame/JDialog.
 */
public void setContent(Component comp) {

    if (content instanceof ComponentListener) {
        removeComponentListener((ComponentListener) content);
    }

    content = comp;
    if (display != null) {
        display.setContent(comp);
    }

    if (content instanceof ComponentListener) {
        addComponentListener((ComponentListener) content);
    }
}