【Java-GUI】10 Swing04

面板容器：

package cn.dzz.swing;

import javax.swing.*;
import javax.swing.event.ChangeEvent;
import javax.swing.event.ChangeListener;

public class Demo07 {

    JFrame jFrame = new JFrame("案例");
    JTabbedPane jTabbedPane = new JTabbedPane(SwingConstants.LEFT, JTabbedPane.SCROLL_TAB_LAYOUT);

    void init() {
        // 组装视图

        // 添加标签
        jTabbedPane.addTab(
                "用户管理",
                new ImageIcon("img/icon01.png"),
                new JList<String>(new String[]{
                        "用户一",
                        "用户二",
                        "用户三",
                }
                )
        );
        jTabbedPane.addTab(
                "商品管理",
                new JList<String>(new String[]{
                        "商品一",
                        "商品二",
                        "商品三",
                }
                )
        );
        jTabbedPane.addTab(
                "订单管理",
                new ImageIcon("img/icon01.png"),
                new JList<String>(new String[]{
                        "订单一",
                        "订单二",
                        "订单三",
                }
                )
        );

        jTabbedPane.setEnabledAt(0, false);
        jTabbedPane.setSelectedIndex(1);
        jTabbedPane.addChangeListener(new ChangeListener() {
            @Override
            public void stateChanged(ChangeEvent e) {
                int selectedIndex = jTabbedPane.getSelectedIndex();
                JOptionPane.showMessageDialog(
                        jFrame,
                        "当前选中第" + (selectedIndex + 1) + "标签"
                );
            }
        });

        jFrame.add(jTabbedPane);

        jFrame.setResizable(false);
        jFrame.setBounds(400, 400, 400, 400);

        jFrame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        // jFrame.pack();
        jFrame.setVisible(true);
    }

    public static void main(String[] args) {
        new Demo07().init();
    }
}

效果：

进度条：

package cn.dzz.swing;
import javax.swing.*;
import java.awt.*;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;

public class Demo01 {

    JFrame jFrame = new JFrame("ProgressBar");

    // 水平进度条
    JProgressBar jProgressBar = new JProgressBar(
            JProgressBar.HORIZONTAL
    );

    // 按钮
    JCheckBox indeterminate = new JCheckBox("不确定进度");
    JCheckBox noBorder = new JCheckBox("无绘制边框");

    public void init() {
        // 添加
        indeterminate.addActionListener(new ActionListener() {
            @Override
            public void actionPerformed(ActionEvent e) {
                // 获取状态是否为选中
                boolean selected = indeterminate.isSelected();
                jProgressBar.setIndeterminate(selected);
                jProgressBar.setStringPainted(!selected);
            }
        });

        noBorder.addActionListener(new ActionListener() {
            @Override
            public void actionPerformed(ActionEvent e) {
                boolean selected = noBorder.isSelected();
                noBorder.setBorderPainted(!selected);
            }
        });
        Box verticalBox = Box.createVerticalBox();

        verticalBox.add(indeterminate);
        verticalBox.add(noBorder);

        jProgressBar.setStringPainted(true);
        jProgressBar.setBorderPainted(true);
        // 改变窗体东西南北中的布局，设置流布局方式
        jFrame.setLayout(new FlowLayout());
        jFrame.add(verticalBox);
        jFrame.add(jProgressBar);
        jFrame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        jFrame.pack();
        jFrame.setVisible(true);

        // 模拟进度加载
        for (int i = 0; i <= 100; i++) {
            jProgressBar.setValue(i);
            try {
                Thread.sleep(1000);
            } catch (InterruptedException e) {
                e.printStackTrace();
            }
        }
    }

    public static void main(String[] args) {
        new Demo01().init();
    }
}

效果：