记javafx+MyBatis小应用测试

环境：JDK1.8+IDEA

#javafx获取屏幕属性值
import javafx.application.Application;
import javafx.application.HostServices;
import javafx.geometry.Rectangle2D;
import javafx.scene.Cursor;
import javafx.scene.Scene;
import javafx.scene.control.Button;
import javafx.scene.control.TextArea;
import javafx.scene.layout.BorderPane;
import javafx.scene.layout.HBox;
import javafx.stage.Screen;
import javafx.stage.Stage;
public class getScreen extends Application {
    @Override
    public void start(Stage stage) throws Exception {
        stage.setTitle("SceneDemo");
        BorderPane borderPane =new BorderPane();
        TextArea textArea =new TextArea();
        HBox hbox =new HBox();
        Button openbaidu =new Button("打开百度");
        Button getScreenvalue = new Button("获取屏幕属性值");
        hbox.getChildren().addAll(openbaidu,getScreenvalue);
        openbaidu.setOnAction((e)->{
            HostServices hostServices = getHostServices();
            hostServices.showDocument("https://www.baidu.com/");
        });
        getScreenvalue.setOnAction((e)->{
            Screen primary = Screen.getPrimary();
            double dpi = primary.getDpi();
            System.out.println("当前屏幕dpi:"+dpi);
            Rectangle2D rec1 = primary.getBounds();
            Rectangle2D rec2 = primary.getVisualBounds();
            textArea.appendText("\n----全部屏幕--------");
//            textArea.appendText("\n左上角x:"+rec1.getMinX()+"左上角y"+rec1.getMinY());
//            textArea.appendText("\n右下角x--"+ rec1.getMaxX()+"右下角y--"+ rec1.getMaxY());
            textArea.appendText("\n宽度："+rec1.getWidth()+"高度"+rec1.getHeight());
            textArea.appendText("\n----可以看到的屏幕--------");
//            textArea.appendText("\n左上角x:"+rec2.getMinX()+"左上角y"+rec2.getMinY());
//            textArea.appendText("\n右下角x--"+ rec2.getMaxX()+"右下角y--"+ rec2.getMaxY());
            textArea.appendText("\n宽度："+rec2.getWidth()+"高度"+rec2.getHeight());
        });
        borderPane.setTop(hbox);
        borderPane.setCenter(textArea);
        Scene scene =new Scene(borderPane,400,400);
        scene.setCursor(Cursor.CLOSED_HAND);//手
 /**
             * scene.setCursor(Cursor.HAND);//手，箭头啥的
             * Cursor CROSSHAIR  光标十字光标
             * Cursor . DEFAULT 光标默认值
             * Cursor DISAPPEAR   光标消失
             * Cursor CLOSED_HAND 光标闭合手
             * Contextmenudemo 上下文菜单演示
             * Cursor E _ RESIZE 光标E _ RESIZE
             */
        stage.setScene(scene);
        stage.show();
    }
    public static void main(String[] args) {launch();}
}

#测试javafx+MyBatis
import javafx.application.Application;
import javafx.application.Platform;
import javafx.event.ActionEvent;
import javafx.event.EventHandler;
import javafx.scene.Scene;
import javafx.scene.control.*;
import javafx.scene.layout.BorderPane;
import javafx.scene.layout.HBox;
import javafx.stage.Stage;
import org.apache.ibatis.io.Resources;
import org.apache.ibatis.session.SqlSession;
import org.apache.ibatis.session.SqlSessionFactory;
import org.apache.ibatis.session.SqlSessionFactoryBuilder;
import org.example.domain.User;
import java.io.IOException;
import java.io.InputStream;
import java.util.List;
public class mybatisjavafxDemo extends Application {
    @Override
    public void start(Stage stage) throws Exception {
        stage.setTitle("sqlDemo");
        BorderPane borderPane =new BorderPane();
        HBox hBox =new HBox(5);
        Button button =new Button("查询");
        hBox.getChildren().addAll(menu11(),button);
        borderPane.setTop(hBox);
        TextArea textArea =new TextArea();
        final TextArea bottom =new TextArea();
        //borderPane.setBottom(bottom);
        borderPane.setCenter(bottom);
        //创建查询事件
        button.setOnAction(new EventHandler<ActionEvent>() {
            @Override
            public void handle(ActionEvent event) {
//               1.定义mybatis主配置文件名称，从类路径开始(target/clasess)
                String resource = "mybatis-config.xml";
                //读取mybatis-config.xml文件
                InputStream inputStream = null;
                try {
                    inputStream = Resources.getResourceAsStream(resource);
                } catch (IOException e) {
                    throw new RuntimeException(e);
                }
                //创建SqlSessionFactory对象
                SqlSessionFactory sqlSessionFactory = new SqlSessionFactoryBuilder().build(inputStream);
                //(关键)获取sqlSessionFactory对象，从SqlSessionFactory中获取sqlSession
                SqlSession sqlSession =sqlSessionFactory.openSession();
                //(关键)指定要执行的sql语句的标识。(sql映射文件的namesapce+id标识)
                String Sqlmapper ="org.example.dao.UserDao.selectUsers";
                //执行sql语句
                List<User> userList = sqlSession.selectList(Sqlmapper);
                //输出结果
                //userList.forEach(users -> System.out.println(users));
                for (User u:userList) {
                    System.out.println(u);
                    bottom.appendText(String.valueOf(u)+"\n");}
                //释放资源
                sqlSession.close();
            }
        });
        Scene scene = new Scene(borderPane);
        stage.setScene(scene);
        stage.show();
    }
    public static void main(String[] args) {
        launch();
    }
    public MenuBar menu11(){
        MenuBar menuBar =new MenuBar();
        Menu create = new Menu("新建");
        MenuItem project =new MenuItem("项目");
        create.getItems().addAll(project);
        Menu system = new Menu("系统设置");
        MenuItem aboutus =new MenuItem("关于我们");
        MenuItem settings =new MenuItem("系统设置");
        MenuItem exit =new MenuItem("退出");
        exit.setOnAction(e->{
            Platform.exit();
        });
        system.getItems().addAll(create,aboutus,settings,new SeparatorMenuItem(),exit);
        Menu goodsManage = new Menu("商品管理");
        MenuItem g1 =new MenuItem("q1");
        MenuItem g2 =new MenuItem("q2");
        CheckMenuItem t1 =new CheckMenuItem("1");
        CheckMenuItem t2 =new CheckMenuItem("2");
        Slider slider =new Slider();
        CustomMenuItem customMenuItem =new CustomMenuItem(slider);
        customMenuItem.setHideOnClick(false);
        goodsManage.getItems().addAll(g1,g2,t1,t2,customMenuItem);
        menuBar.getMenus().addAll(system,goodsManage);
        return menuBar;
    };
}