checkoutconfirmframe.java

一个KTV管理系统

package view.mainframe.guestconsumed.guestcheckoutframe;

import java.awt.BorderLayout;
import java.awt.Dimension;
import java.awt.Toolkit;
import java.awt.Window;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;

import javax.swing.JPanel;
import javax.swing.JFrame;
import javax.swing.JButton;

import view.mainframe.MainFrame;

public class CheckOutConfirmFrame extends JFrame implements ActionListener {

	private static CheckOutConfirmFrame instance;

	private JPanel jContentPane = null;

	private JButton confirmButton = null;

	public static CheckOutConfirmFrame getInstance() {
		if (instance == null) {
			instance = new CheckOutConfirmFrame();
		}
		instance.setVisible(true);
		return instance;
	}

	// 设置窗口为居中位置
	private void setWindowLocation(Window w) {
		Dimension screenSize = Toolkit.getDefaultToolkit().getScreenSize();
		Dimension windowSize = w.getSize();
		w.setBounds((int) (screenSize.getWidth() - windowSize.getWidth()) / 2,
				(int) (screenSize.getHeight() - windowSize.getHeight()) / 2,
				(int) windowSize.getWidth(), (int) windowSize.getHeight());
	}

	/**
	 * This is the default constructor
	 */
	private CheckOutConfirmFrame() {
		super();
		initialize();
	}

	/**
	 * This method initializes this
	 * 
	 * @return void
	 */
	private void initialize() {
		this.setSize(272, 168);
		this.setContentPane(getJContentPane());
		this.setTitle("宾客结账确认");
		setWindowLocation(this);
		this.setResizable(false);
		this.setVisible(true);
		this.addWindowListener(new WindowAdapter() {
			public void windowClosing(WindowEvent e) {
				CheckOutConfirmFrame temp = (CheckOutConfirmFrame) e
						.getWindow();
				temp.setVisible(false);
				temp.dispose();
				MainFrame.getInstance().refresh();
			}
		});

	}

	/**
	 * This method initializes jContentPane
	 * 
	 * @return javax.swing.JPanel
	 */
	private JPanel getJContentPane() {
		if (jContentPane == null) {
			jContentPane = new JPanel();
			jContentPane.setLayout(null);
			jContentPane.add(getConfirmButton(), null);
		}
		return jContentPane;
	}

	/**
	 * This method initializes confirmButton
	 * 
	 * @return javax.swing.JButton
	 */
	private JButton getConfirmButton() {
		if (confirmButton == null) {
			confirmButton = new JButton();
			confirmButton.setBounds(new java.awt.Rectangle(67, 40, 133, 36));
			confirmButton.setText("结账已成功");
			confirmButton.addActionListener(this);
		}
		return confirmButton;
	}

	public void actionPerformed(ActionEvent e) {
		JButton jb = (JButton) e.getSource();
		if (jb.getText().trim().equals("结账已成功")) {
			this.setVisible(false);
			this.dispose();
			MainFrame.getInstance().refresh();
		}
	}

}