javaFx桌面程序开发代码示例

程序效果：
在这里插入图片描述
弹窗内容：

1.启动类
HelloJavaFX：

import javafx.application.Application;
import javafx.application.Platform;
import javafx.collections.FXCollections;
import javafx.collections.ObservableList;
import javafx.scene.Scene;
import javafx.scene.control.*;
import javafx.scene.control.cell.PropertyValueFactory;
import javafx.scene.layout.*;
import javafx.scene.paint.Color;
import javafx.stage.Stage;
import javafx.stage.StageStyle;

import java.lang.reflect.Field;
import java.util.Arrays;
import java.util.List;
import java.util.stream.Collectors;

public class HelloJavaFX extends Application {

    private BorderPane root = new BorderPane();
    private int pageIndexs = 0;
    private int pageSize = 10;
    private int count = 0;

    @Override
    public void start(Stage primaryStage) {
        primaryStage.setTitle("标题");
        primaryStage.initStyle(StageStyle.DECORATED);

        Scene scene = new Scene(root, 1000, 500, Color.WHITE);
//        root.setBackground(new Background(new BackgroundFill(Color.LIGHTGRAY,null,null)));

        // 初始化菜单
        MenuBar menuBar = new MenuBar();
        menuBar.prefWidthProperty().bind(primaryStage.widthProperty());
        root.setTop(menuBar);
        meanu(menuBar);// 调用meanu生成菜单方法

        // 主页内容
        TextField textField = new TextField();
        textField.setPromptText("请输入每页条数");
        textField.setMaxWidth(100);
        Button button = new Button("确定");
        button.setOnAction(actionEvent -> {
            if (!textField.getText().isEmpty()) {
                pageSize = Integer.parseInt(textField.getText());
                Pagination pagination = pagination();
                root.setBottom(pagination);
            }
        });

        root.setRight(button);
        root.setLeft(textField);

        TableView tables = intiTable();
        root.getChildren().add(tables);

        // 分页
        Pagination pagination = pagination();
        root.setBottom(pagination);


        primaryStage.setScene(scene);
        primaryStage.show();
    }

    /**
     * 初始化查询条件
     */
    private HBox initeSearch() {
        // 查询条件
        HBox hbox = new HBox();
        hbox.setSpacing(10);
        Label label = new Label("查询条件");
        TextField textField = new TextField();
        textField.setPromptText("请输入查询条件");
        Button button = new Button("查询");
        button.setOnAction(actionEvent -> {
            System.out.println("查询");
        });
        hbox.getChildren().addAll(label, textField, button);
        return hbox;
    }

    /**
     * 初始化菜单
     */
    private void meanu(MenuBar menuBar) {

        // File menu - new, save, exit,滚动条按钮
        Menu fileMenu = new Menu("文件");
        // 新建==================================================

        MenuItem newMenuItem = new MenuItem("新建");
        // 弹出新窗口代码
        Stage newWindow = new Stage();
        newMenuItem.setOnAction(actionEvent -> {
            windows(newWindow);// 调用windows方法
        });

        // 添加==================================================
        MenuItem saveMenuItem = new MenuItem("添加");
        saveMenuItem.setOnAction(actionEvent -> {
            System.out.println("添加");
        });

        // 退出==================================================
        MenuItem exitMenuItem = new MenuItem("退出");
        exitMenuItem.setOnAction(actionEvent -> Platform.exit());


        // 添加滚动条子菜单按钮====================================
        CustomMenuItem customMenuItem = new CustomMenuItem(new Slider());
        customMenuItem.setHideOnClick(false);

        // 添加自定义菜单项========================================
        fileMenu.getItems().addAll(newMenuItem, saveMenuItem,
                new SeparatorMenuItem(), exitMenuItem, customMenuItem);

        // 编辑==================================================
        Menu webMenu = new Menu("编辑");
        CheckMenuItem htmlMenuItem = new CheckMenuItem("网页");
        htmlMenuItem.setSelected(true);
        webMenu.getItems().add(htmlMenuItem);

        CheckMenuItem cssMenuItem = new CheckMenuItem("样式");
        cssMenuItem.setSelected(true);
        webMenu.getItems().add(cssMenuItem);


        // 帮助==================================================
        Menu sqlMenu = new Menu("帮助");
        ToggleGroup tGroup = new ToggleGroup();
        RadioMenuItem mysqlItem = new RadioMenuItem("注册");
        mysqlItem.setToggleGroup(tGroup);

        RadioMenuItem oracleItem = new RadioMenuItem("忘记密码");
        oracleItem.setToggleGroup(tGroup);
        oracleItem.setSelected(true);

        sqlMenu.getItems().addAll(mysqlItem, oracleItem,
                new SeparatorMenuItem());

        Menu tutorialManeu = new Menu("教程");
        tutorialManeu.getItems().addAll(
                new CheckMenuItem("Java"),
                new CheckMenuItem("JavaFX"),
                new CheckMenuItem("Swing"));
        sqlMenu.getItems().add(tutorialManeu);

        menuBar.getMenus().addAll(fileMenu, webMenu, sqlMenu);
    }

    /**
     * 初始化数据
     *
     * @return TableView
     */
    private List<AdminUserDO> resetList() {
        List<AdminUserDO> adminUserDOList = new AdminUserServices().getList();
        count = adminUserDOList.size();
        adminUserDOList = adminUserDOList.stream().filter(adminUserDO -> adminUserDO.getId() > pageIndexs).collect(Collectors.toList());
        adminUserDOList = adminUserDOList.stream().filter(adminUserDO -> pageIndexs == 0 ? adminUserDO.getId() <= pageSize : adminUserDO.getId() <= pageSize * Integer.valueOf(pageIndexs + 1)).collect(Collectors.toList());
        adminUserDOList = adminUserDOList.stream().filter(adminUserDO -> adminUserDO.getId() >= pageSize * Integer.valueOf(pageIndexs) + 1).collect(Collectors.toList());
        return adminUserDOList;
    }

    /**
     * 初始化弹窗
     *
     * @return TableView
     */
    private void windows(Stage newWindow) {
        newWindow.close();// 关闭新窗口 最后再调用show()方法，防止重复开启
        newWindow.setTitle("列表");
        // 设置新窗口的内容（这里仅使用一个简单的VBox作为示例）
        VBox vBox = new VBox();
        // 可以在这里添加更多内容到vBox
        TextField textField = new TextField();
        textField.setMaxWidth(200);
        textField.setMaxHeight(200);
        textField.setPromptText("请输入");
        TextField textField2 = new TextField();
        textField2.setMaxWidth(200);
        textField2.setMaxHeight(200);
        textField2.setPromptText("请输入");
        TextField textField3 = new TextField();
        textField3.setMaxWidth(200);
        textField3.setMaxHeight(200);
        textField3.setPromptText("请输入");
        TableView table = intiTable();// 初始化表格
        // 初始化查询条件
        HBox hbox = initeSearch();
        vBox.getChildren().add(hbox);
        vBox.getChildren().add(table);

        Pagination pagination = pagination();// 初始化分页
        vBox.getChildren().add(pagination);

        Scene scenes = new Scene(vBox, 950, 400);
        newWindow.setScene(scenes);
        newWindow.show();
    }

    /**
     * 初始化表格
     *
     * @return TableView
     */
    private TableView intiTable() {
        // 主页内容
        TableView tables = new TableView();
        Class<AdminUserDO> adminUserDOClasses = AdminUserDO.class;// 表头实体

        TableColumn[] tableColumn = field(adminUserDOClasses);// 初始化表头
        for (int i = 0; i < tableColumn.length; i++) {
            tables.getColumns().add(tableColumn[i]);// 添加表头
        }

        // 查询所有用户数据
        ObservableList<AdminUserDO> datas = FXCollections.observableArrayList();
        List<AdminUserDO> adminUserDOList = resetList();

        // 添加数据到表格中
        adminUserDOList.stream().forEach(adminUserDO1 -> {
            datas.add(adminUserDO1);
        });
        tables.setItems(datas);
        return tables;
    }

    /**
     * 初始化表头
     *
     * @param adminUserDOClasses
     * @return
     */
    private TableColumn[] field(Class<AdminUserDO> adminUserDOClasses) {
        Field[] fieldNameses = adminUserDOClasses.getDeclaredFields();
        TableColumn[] tableColumns = new TableColumn[fieldNameses.length];
        final int[] i = {0};
        Arrays.stream(fieldNameses).forEach(field -> {
            String name = field.getName();
            TableColumn tableColumn = null;
            switch (name) {
                case "id":
                    tableColumn = new TableColumn("序号");
                    break;
                case "username":
                    tableColumn = new TableColumn("账号");
                    break;
                case "password":
                    tableColumn = new TableColumn("密码");
                    break;
                case "nickname":
                    tableColumn = new TableColumn("姓名");
                    break;
                case "sex":
                    tableColumn = new TableColumn("性别");
                    break;
                case "email":
                    tableColumn = new TableColumn("邮箱");
                    break;
                case "mobile":
                    tableColumn = new TableColumn("手机号");
                    break;
                case "remark":
                    tableColumn = new TableColumn("备注");
                    break;
                default:
                    tableColumn = new TableColumn(field.getName());
                    break;
            }
            tableColumn.setCellValueFactory(new PropertyValueFactory<>(field.getName()));
            tableColumns[i[0]] = tableColumn;// 添加到数组中
            i[0]++;
//            TableColumn tableColumn = null;
//            if (field.getName().equals("id")) {
//                tableColumn = new TableColumn("序号");
//            } else if (field.getName().equals("username")) {
//                tableColumn = new TableColumn("账号");
//            } else if (field.getName().equals("password")) {
//                tableColumn = new TableColumn("密码");
//            } else if (field.getName().equals("nickname")) {
//                tableColumn = new TableColumn("姓名");
//            } else if (field.getName().equals("sex")) {
//                tableColumn = new TableColumn("性别");
//            } else if (field.getName().equals("email")) {
//                tableColumn = new TableColumn("邮箱");
//            } else if (field.getName().equals("mobile")) {
//                tableColumn = new TableColumn("手机号");
//            } else if (field.getName().equals("remark")) {
//                tableColumn = new TableColumn("备注");
//            } else {
//                tableColumn = new TableColumn(field.getName());
//            }
//            tableColumn.setCellValueFactory(new PropertyValueFactory<>(field.getName()));
//            tableColumns[i[0]] = tableColumn;// 添加到数组中
//            i[0]++;
        });
        return tableColumns;
    }

    /**
     * 初始化分页
     *
     * @return TableView
     */
    private Pagination pagination() {
        // 分页
        Pagination pagination = new Pagination();
        pagination.setCurrentPageIndex(pageIndexs);
        pagination.setPageCount(count / pageSize);
        pagination.setPageFactory((Integer pageIndex) -> {
            pageIndexs = pageIndex;
            TableView tableView = intiTable();// 初始化表格
            root.setCenter(tableView);
            TextField textField = new TextField();
            textField.setMaxWidth(50);// 最大宽度
            textField.setText(String.valueOf(pageIndexs + 1));
//            textField.setPromptText(String.valueOf(pageIndexs+1));
            return textField;
        });
        return pagination;
    }


    public static void main(String[] args) {
        launch(args);
    }

}

2.模拟数据列表：
AdminUserServices：

import org.springframework.stereotype.Service;

import java.util.ArrayList;
import java.util.List;

@Service
public class AdminUserServices {

    List<AdminUserDO> getList(){
        List<AdminUserDO> adminUserDOList=new ArrayList<>();
        for (int i =0;i<20;i++){
            AdminUserDO adminUserDO=new AdminUserDO();
            adminUserDO.setId(Long.valueOf(i));
            adminUserDO.setUsername("测试"+i);
            adminUserDO.setPassword("123456"+i);
            adminUserDO.setEmail("123456789@163.com");
            adminUserDO.setMobile("123456789");
            adminUserDO.setSex(1);
            adminUserDO.setRemark("备注"+i);
            adminUserDOList.add(adminUserDO);
        }
        return adminUserDOList;
    };
}

3.数据实体：
AdminUserDO：

import cn.iocoder.yudao.framework.common.enums.CommonStatusEnum;
import cn.iocoder.yudao.module.system.enums.common.SexEnum;
import org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder;

import java.time.LocalDateTime;
import java.util.Set;

public class AdminUserDO {

    /**
     * 用户ID
     */
    private Long id;
    /**
     * 用户账号
     */
    private String username;
    /**
     * 加密后的密码
     *
     * 因为目前使用 {@link BCryptPasswordEncoder} 加密器，所以无需自己处理 salt 盐
     */
    private String password;
    /**
     * 用户昵称
     */
    private String nickname;
    /**
     * 备注
     */
    private String remark;
    /**
     * 部门 ID
     */
    private Long deptId;
    /**
     * 岗位编号数组
     */
    private Set<Long> postIds;
    /**
     * 用户邮箱
     */
    private String email;
    /**
     * 手机号码
     */
    private String mobile;
    /**
     * 用户性别
     *
     * 枚举类 {@link SexEnum}
     */
    private Integer sex;
    /**
     * 用户头像
     */
    private String avatar;
    /**
     * 帐号状态
     *
     * 枚举 {@link CommonStatusEnum}
     */
    private Integer status;
    /**
     * 最后登录IP
     */
    private String loginIp;
    /**
     * 最后登录时间
     */
    private LocalDateTime loginDate;

    public Long getId() {
        return id;
    }

    public void setId(Long id) {
        this.id = id;
    }

    public String getUsername() {
        return username;
    }

    public void setUsername(String username) {
        this.username = username;
    }

    public String getPassword() {
        return password;
    }

    public void setPassword(String password) {
        this.password = password;
    }

    public String getNickname() {
        return nickname;
    }

    public void setNickname(String nickname) {
        this.nickname = nickname;
    }

    public String getRemark() {
        return remark;
    }

    public void setRemark(String remark) {
        this.remark = remark;
    }

    public Long getDeptId() {
        return deptId;
    }

    public void setDeptId(Long deptId) {
        this.deptId = deptId;
    }

    public Set<Long> getPostIds() {
        return postIds;
    }

    public void setPostIds(Set<Long> postIds) {
        this.postIds = postIds;
    }

    public String getEmail() {
        return email;
    }

    public void setEmail(String email) {
        this.email = email;
    }

    public String getMobile() {
        return mobile;
    }

    public void setMobile(String mobile) {
        this.mobile = mobile;
    }

    public Integer getSex() {
        return sex;
    }

    public void setSex(Integer sex) {
        this.sex = sex;
    }

    public String getAvatar() {
        return avatar;
    }

    public void setAvatar(String avatar) {
        this.avatar = avatar;
    }

    public Integer getStatus() {
        return status;
    }

    public void setStatus(Integer status) {
        this.status = status;
    }

    public String getLoginIp() {
        return loginIp;
    }

    public void setLoginIp(String loginIp) {
        this.loginIp = loginIp;
    }

    public LocalDateTime getLoginDate() {
        return loginDate;
    }

    public void setLoginDate(LocalDateTime loginDate) {
        this.loginDate = loginDate;
    }
}