《IntelliJ IDEA 插件开发》第三节：开发工具栏和Tab页，展示股票行情和K线

guide-idea-plugin-tab
├── .gradle
└── src
    ├── main
    │   └── java
    │    └── cn.bugstack.guide.idea.plugin 
    │        ├── domain
    │        │   ├── model
    │        │   │  ├── aggregates
    │        │   │  │   └── StockResult.java    
    │        │   │  └── vo  
    │        │   │      ├── Data.java 
    │        │   │      ├── GoPicture.java     
    │        │   │      └── Stock.java       
    │        │   └── service   
    │        │       ├── impl     
    │        │       │   └── StockImpl.java    
    │        │       └── IStock      
    │        ├── factory
    │        │   └── TabFactory.java  
    │        ├── infrastructure
    │        │   ├── DataSetting.java       
    │        │   └── DataState.java     
    │        ├── module
    │        │   ├── RefreshBar.java   
    │        │   ├── SettingBar.java    
    │        │   └── ViewBars.java         
    │        └── ui
    │        │   ├── ConsoleUI.java 
    │        │   ├── ConsoleUI.form
    │        │   ├── GidConfig.java  
    │        │   └── GidConfig.form
    │        └── Config    
    ├── resources
    │   └── META-INF
    │       └── plugin.xml 
    ├── build.gradle  
    └── gradle.properties

public class GidConfig implements Configurable {

    private JPanel mainPanel;
    private JPanel settingPanel;
    private JLabel gidLabel;
    private JTextField gidTextField;

    private ConsoleUI consoleUI;

    public GidConfig(ConsoleUI consoleUI){
        this.consoleUI = consoleUI;
    }

    public JTextField getGidTextField() {
        return gidTextField;
    }

    @Override
    public void apply() throws ConfigurationException {
        List<String> gidList = DataSetting.getInstance().getGids();
        gidList.clear();
        String[] gids = gidTextField.getText().trim().split(",");
        for (String gid : gids) {
            gidList.add(gid.trim());
        }
        // 刷新数据
        consoleUI.addRows(gidList);
    }

}

public class ConsoleUI {

    private JTabbedPane tabbedPane1;
    private JPanel one;
    private JPanel two;
    private JLabel picMin;
    private JTable table;
    private JLabel picDay;

    // 查询数据服务
    private IStock stock = new StockImpl();

    private DefaultTableModel defaultTableModel = new DefaultTableModel(new Object[][]{}, new String[]{"股票", "代码", "最新", "涨跌", "涨幅"});

    public ConsoleUI() {
        // 初始数据
        table.setModel(defaultTableModel);
        addRows(DataSetting.getInstance().getGids());

        // 添加事件
        table.addMouseListener(new MouseAdapter() {
            @Override
            public void mouseClicked(MouseEvent e) {
                int row = table.getSelectedRow();
                Object value = table.getValueAt(row, 1);
                GoPicture goPicture = stock.queryGidGoPicture(value.toString());
                try {
                    // 分钟K线
                    picMin.setSize(545, 300);
                    picMin.setIcon(new ImageIcon(new URL(goPicture.getMinurl())));

                    // 当日K线
                    picDay.setSize(545, 300);
                    picDay.setIcon(new ImageIcon(new URL(goPicture.getDayurl())));
                } catch (MalformedURLException m) {
                    m.printStackTrace();
                }
            }
        });
    }

    public JTabbedPane getPanel() {
        return tabbedPane1;
    }

    public void addRows(List<String> gids) {
        // 查询
        List<Data> dataList = stock.queryPresetStockData(gids);

        // 清空
        int rowCount = defaultTableModel.getRowCount();
        for (int i = 0; i < rowCount; i++) {
            defaultTableModel.removeRow(0);
        }

        // 添加
        for (Data data : dataList) {
            defaultTableModel.addRow(new String[]{data.getName(), data.getGid(), data.getNowPri(), data.getIncrease(), data.getIncrePer()});
            table.setModel(defaultTableModel);
        }
    }

}

public class SettingBar extends DumbAwareAction {

    private ViewBars panel;

    public SettingBar(ViewBars panel) {
        super("配置股票", "Click to setting", IconLoader.getIcon("/icons/config.svg"));
        this.panel = panel;
    }

    @Override
    public void actionPerformed(@NotNull AnActionEvent e) {
        ShowSettingsUtil.getInstance().editConfigurable(panel.getProject(), new GidConfig(panel.getConsoleUI()));
    }

}

public class RefreshBar extends DumbAwareAction {

    private ViewBars panel;

    public RefreshBar(ViewBars panel) {
        super("刷新指数", "Click to refresh", IconLoader.getIcon("/icons/refresh.svg"));
        this.panel = panel;
    }

    @Override
    public void actionPerformed(@NotNull AnActionEvent e) {
        panel.getConsoleUI().addRows(DataSetting.getInstance().getGids());
    }

}

public class ViewBars extends SimpleToolWindowPanel {

    private Project project;
    private ConsoleUI consoleUI;

    public ViewBars(Project project) {
        super(false, true);
        this.project = project;
        consoleUI = new ConsoleUI();

        // 设置窗体侧边栏按钮
        DefaultActionGroup group = new DefaultActionGroup();
        group.add(new SettingBar(this));
        group.add(new RefreshBar(this));

        ActionToolbar toolbar = ActionManager.getInstance().createActionToolbar("bar", group, false);
        toolbar.setTargetComponent(this);
        setToolbar(toolbar.getComponent());

        // 添加
        JBSplitter splitter = new JBSplitter(false);
        splitter.setSplitterProportionKey("main.splitter.key");
        splitter.setFirstComponent(consoleUI.getPanel());
        splitter.setProportion(0.3f);
        setContent(splitter);
    }

    public Project getProject() {
        return project;
    }

    public ConsoleUI getConsoleUI() {
        return consoleUI;
    }
}

public class TabFactory implements ToolWindowFactory {

    @Override
    public void createToolWindowContent(@NotNull Project project, @NotNull ToolWindow toolWindow) {
        // 窗体
        ViewBars viewPanel = new ViewBars(project);
        // 获取内容工厂的实例
        ContentFactory contentFactory = ContentFactory.SERVICE.getInstance();
        // 获取 ToolWindow 显示的内容
        Content content = contentFactory.createContent(viewPanel, "股票", false);
        // 设置 ToolWindow 显示的内容
        toolWindow.getContentManager().addContent(content, 0);

        // 定时任务，自动刷新股票
        /* 因每日查询次数限制，这里就不开定时任务了，用户可以自行申请 https://dashboard.juhe.cn/home
        Timer timer = new Timer();
        timer.schedule(new TimerTask() {
            @Override
            public void run() {
                viewPanel.getConsoleUI().addRows(DataSetting.getInstance().getGids());
            }
        }, 3000, 2000);*/
    }

}

<idea-plugin>
    
    <extensions defaultExtensionNs="com.intellij">
        <!-- Add your extensions here -->
        <toolWindow id="XUtil"
                    canCloseContents="true"
                    anchor="bottom"
                    factoryClass="cn.bugstack.guide.idea.plugin.factory.TabFactory"
                    icon="/icons/stock.png"
        />

    </extensions>

</idea-plugin>

public class DataState {

    private List<String> gids = new ArrayList<>();

    public List<String> getGids() {
        return gids;
    }

    public void setGids(List<String> gids) {
        this.gids = gids;
    }

}

@State(name = "DataSetting",storages = @Storage("plugin.xml"))
public class DataSetting implements PersistentStateComponent<DataState> {

    private DataState state = new DataState();

    public static DataSetting getInstance() {
        return ServiceManager.getService(DataSetting.class);
    }

    @Nullable
    @Override
    public DataState getState() {
        return state;
    }

    @Override
    public void loadState(@NotNull DataState state) {
        this.state = state;
    }

     public List<String> getGids(){
        return state.getGids();
     }

}

<extensions defaultExtensionNs="com.intellij">
    <!-- Add your extensions here -->
    <applicationService serviceImplementation="cn.bugstack.guide.idea.plugin.infrastructure.DataSetting"/>
</extensions>

public class StockImpl implements IStock {

    // 自行申请，股票API，替换key即可【一天可免费调用100次】：https://dashboard.juhe.cn/home/
    private final String key = "4bc57728***********f0595";

    @Override
    public List<Data> queryPresetStockData(List<String> gids) {
        List<Data> dataList = new ArrayList<>();
        for (String gid : gids) {
            StockResult stockResult = JSON.parseObject(HttpUtil.get("http://web.juhe.cn:8080/finance/stock/hs?gid=" + gid + "&key=" + key), StockResult.class);
            Stock[] stocks = stockResult.getResult();
            for (Stock stock : stocks) {
                dataList.add(stock.getData());
            }
        }
        return dataList;
    }

}