java - 关闭 JPanel 的父元素

Question

是否可以关闭组件的父元素 .. 可能是来自 JPanel的JFrame/ ？JInternalFrame如果是的话怎么做？

Answer 1

这将帮助您：

SwingUtilities.windowForComponent(panel).dispose();

或者

SwingUtilities.windowForComponent(panel).setVisible(false);

Answer 2

此答案的修改版本

public class CustomPanel extends JPanel {

  private JFrame parent; //Need to pass this reference somehow, constructor or otherwise

  public void closeJFrame() {
    WindowEvent winEvent = new WindowEvent(parent, WindowEvent.WINDOW_CLOSING);
    Toolkit.getDefaultToolkit().getSystemEventQueue().postEvent(winEvent );
  }
}