登录页面改为fxml
qmstyle
parent
45ad19eb4e
commit
b81f2a1801
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@ -22,7 +22,7 @@ public class OnlineExamApplication extends Application {
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public void start(Stage stage) throws IOException {
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FXMLLoader loader = new FXMLLoader(OnlineExamApplication.class.getResource("/fxml/login.fxml"));
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Parent root = loader.load();
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LoginPage loginPage = loader.getController();
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Scene scene = new Scene(root);
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// Scene scene = new Scene(new LoginPage());
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stage.setScene(scene);
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@ -0,0 +1,208 @@
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package com.zhangmeng.online.exam.ui.controller;
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import com.alibaba.fastjson2.JSONObject;
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import com.zhangmeng.online.exam.ui.admin.IndexPage;
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import com.zhangmeng.online.exam.ui.admin.LoginPage;
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import com.zhangmeng.online.exam.ui.admin.PaperPage;
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import com.zhangmeng.online.exam.ui.api.ApiUtils;
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import com.zhangmeng.online.exam.ui.utils.AlertUtils;
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import com.zhangmeng.online.exam.ui.utils.HttpUtils;
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import javafx.beans.value.ChangeListener;
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import javafx.beans.value.ObservableValue;
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import javafx.concurrent.ScheduledService;
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import javafx.concurrent.Task;
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import javafx.fxml.FXML;
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import javafx.scene.Scene;
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import javafx.scene.control.Alert;
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import javafx.scene.control.Button;
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import javafx.scene.control.TextField;
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import javafx.scene.image.Image;
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import javafx.scene.image.ImageView;
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import javafx.stage.Stage;
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import javafx.util.Duration;
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import java.util.HashMap;
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import java.util.Map;
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/**
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* @author zm
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* @date 2025/3/31 14:33
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* @version: 1.0
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*/
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public class LoginController {
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@FXML
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public TextField username;
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@FXML
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public TextField password;
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//验证码
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@FXML
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public ImageView captcha_image;
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@FXML
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public TextField verificationCode;
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@FXML
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public Button loginButton;
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@FXML
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public void initialize() {
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captcha_image.setImage(new Image(ApiUtils.API_URL + "/verificationCode/generate"));
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captcha_image.setFitHeight(30);
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captcha_image.setFitWidth(140);
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captcha_image.setOnMouseClicked(event -> {
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captcha_image.setImage(new Image(ApiUtils.API_URL + "/verificationCode/generate"));
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});
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username.setText("admin");
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password.setText("123456");
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loginButton.setOnAction(event -> {
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login();
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});
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}
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private void login() {
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//TODO 登录逻辑
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Map<String, Object> params = new HashMap<>();
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params.put("username", username.getText());
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params.put("password", password.getText());
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params.put("captcha", verificationCode.getText());
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String response = HttpUtils.POST(ApiUtils.API_URL + "/login", params);
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JSONObject jsonObject = JSONObject.parseObject(response);
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if (jsonObject.getIntValue("code") == 2001) {
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Map<String, Object> data = (Map<String, Object>) jsonObject.get("data");
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Object token = data.get("token");
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HttpUtils.USER_INFO.put("token", token);
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new Thread(this::user_type).start();
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Alert alert = AlertUtils.alert_msg(jsonObject.getString("message"));
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LoginController.MyScheduledService myService = new LoginController.MyScheduledService();
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//myService.setDelay(Duration.seconds(5));//延迟
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myService.setPeriod(Duration.millis(500));//时间周期
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myService.setRestartOnFailure(true);
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myService.setMaximumFailureCount(4);//设置最大失败次数
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myService.progressProperty().addListener(new ChangeListener<Number>() {
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@Override
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public void changed(ObservableValue<? extends Number> observable, Number oldValue, Number newValue) {
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System.out.println("progressProperty:" + newValue.intValue());
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}
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});
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myService.valueProperty().addListener(new ChangeListener<Number>() {
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@Override
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public void changed(ObservableValue<? extends Number> observable, Number oldValue, Number newValue) {
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if (newValue != null) {
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System.out.println("progressProperty:" + newValue.intValue());
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}
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}
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});
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myService.lastValueProperty().addListener(new ChangeListener<Number>() {
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@Override
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public void changed(ObservableValue<? extends Number> observable, Number oldValue, Number newValue) {
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if (newValue != null) {
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System.out.println("lastValueProperty:" + newValue.intValue());
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if (newValue.intValue() == 3) {
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myService.cancel();
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alert.close();
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success();
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}
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}
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}
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});
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myService.start();
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} else {
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AlertUtils.alert_warning(jsonObject.getString("message"));
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}
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}
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private void user_type() {
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Map<String, Object> params = new HashMap<>();
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params.put("token", HttpUtils.USER_INFO.get("token"));
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String response = HttpUtils.GET(ApiUtils.API_URL + "/user/getUserInfo", params);
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JSONObject jsonObject = JSONObject.parseObject(response);
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if (jsonObject.getIntValue("code") == 200) {
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Map<String, Object> data = (Map<String, Object>) jsonObject.get("data");
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String type = data.get("type").toString();
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HttpUtils.USER_INFO.put("type", type);
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}
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}
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private void success() {
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String type = HttpUtils.USER_INFO.get("type").toString();
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switch (type) {
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case "STUDENT" -> user_page();
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case "ADMIN" -> admin_page();
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}
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}
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private void user_page() {
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Scene scene = loginButton.getScene();
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Stage window = (Stage) scene.getWindow();
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window.close();
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Stage stage = new Stage();
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//判断
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PaperPage paperPage = new PaperPage();
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scene = new Scene(paperPage, 1280, 720);
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stage.setScene(scene);
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stage.setTitle("在线考试系统");
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stage.show();
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}
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private void admin_page() {
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Scene scene = loginButton.getScene();
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Stage window = (Stage) scene.getWindow();
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window.close();
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Stage stage = new Stage();
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IndexPage indexPage = new IndexPage();
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scene = new Scene(indexPage, 1280, 720);
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stage.setScene(scene);
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stage.setTitle("在线考试系统");
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stage.show();
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}
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class MyScheduledService extends ScheduledService<Number> {
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int sum = 0;
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@Override
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protected Task<Number> createTask() {
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return new Task<Number>() {
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@Override
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protected Number call() throws Exception {
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sum = sum + 1;
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return sum;
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}
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@Override
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protected void updateValue(Number value) {
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super.updateValue(value);
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// System.out.println("updateValue");
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if (value.intValue() == 10) {
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LoginController.MyScheduledService.this.cancel();
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}
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}
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};
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}
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}
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}
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@ -8,6 +8,8 @@ module com.zhangmeng.onlineexamui {
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requires PaginationPicker;
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opens com.zhangmeng.online.exam.ui to javafx.fxml;
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exports com.zhangmeng.online.exam.ui;
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opens com.zhangmeng.online.exam.ui to javafx.graphics;
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opens com.zhangmeng.online.exam.ui.controller to javafx.fxml;
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exports com.zhangmeng.online.exam.ui.controller;
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}
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@ -8,15 +8,15 @@
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<?import javafx.scene.layout.AnchorPane?>
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<?import javafx.scene.layout.ColumnConstraints?>
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<?import javafx.scene.layout.GridPane?>
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<?import javafx.scene.layout.HBox?>
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<?import javafx.scene.layout.RowConstraints?>
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<AnchorPane prefHeight="315.0" prefWidth="527.0" xmlns="http://javafx.com/javafx/19" xmlns:fx="http://javafx.com/fxml/1" >
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<AnchorPane prefHeight="354.0" prefWidth="613.0" xmlns="http://javafx.com/javafx/19" xmlns:fx="http://javafx.com/fxml/1" fx:controller="com.zhangmeng.online.exam.ui.controller.LoginController">
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<children>
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<GridPane layoutX="485.0" layoutY="59.0" prefHeight="159.0" prefWidth="364.0" AnchorPane.bottomAnchor="97.0" AnchorPane.leftAnchor="125.0" AnchorPane.rightAnchor="42.0" AnchorPane.topAnchor="59.0">
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<GridPane layoutX="485.0" layoutY="78.0" prefHeight="179.0" prefWidth="327.0" AnchorPane.bottomAnchor="97.0" AnchorPane.leftAnchor="125.0" AnchorPane.rightAnchor="161.0" AnchorPane.topAnchor="78.0">
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<columnConstraints>
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<ColumnConstraints hgrow="SOMETIMES" maxWidth="229.0" minWidth="10.0" prefWidth="54.0" />
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<ColumnConstraints hgrow="SOMETIMES" maxWidth="423.0" minWidth="10.0" prefWidth="236.0" />
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<ColumnConstraints hgrow="SOMETIMES" maxWidth="423.0" minWidth="10.0" prefWidth="80.0" />
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<ColumnConstraints hgrow="SOMETIMES" maxWidth="229.0" minWidth="10.0" prefWidth="81.0" />
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<ColumnConstraints hgrow="SOMETIMES" maxWidth="458.0" minWidth="10.0" prefWidth="276.0" />
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</columnConstraints>
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<rowConstraints>
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<RowConstraints maxHeight="174.0" minHeight="10.0" prefHeight="60.0" vgrow="SOMETIMES" />
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@ -26,14 +26,17 @@
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<children>
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<Label text="账号" />
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<Label text="密码" GridPane.rowIndex="1" />
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<TextField prefHeight="23.0" prefWidth="100.0" GridPane.columnIndex="1" />
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<PasswordField prefHeight="22.0" prefWidth="159.0" GridPane.columnIndex="1" GridPane.rowIndex="1" />
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<TextField fx:id="username" prefHeight="26.0" prefWidth="306.0" GridPane.columnIndex="1" />
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<PasswordField fx:id="password" prefHeight="26.0" prefWidth="266.0" GridPane.columnIndex="1" GridPane.rowIndex="1" />
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<Label text="验证码" GridPane.rowIndex="2" />
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<TextField prefHeight="23.0" prefWidth="121.0" GridPane.columnIndex="1" GridPane.rowIndex="2" />
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<HBox alignment="CENTER_LEFT" prefHeight="25.0" prefWidth="306.0" spacing="5.0" GridPane.columnIndex="1" GridPane.rowIndex="2">
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<children>
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<TextField fx:id="verificationCode" prefHeight="27.0" prefWidth="165.0" />
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<ImageView fx:id="captcha_image" fitHeight="40.0" fitWidth="136.0" pickOnBounds="true" preserveRatio="true" />
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</children>
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</HBox>
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</children>
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</GridPane>
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<Button layoutX="175.0" layoutY="231.0" mnemonicParsing="false" prefHeight="23.0" prefWidth="178.0" text="登录" />
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<ImageView fitHeight="23.0" fitWidth="107.0" layoutX="424.0" layoutY="183.0" pickOnBounds="true" preserveRatio="true" />
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<ImageView fitHeight="22.0" fitWidth="107.0" layoutX="442.0" layoutY="183.0" pickOnBounds="true" preserveRatio="true" />
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<Button fx:id="loginButton" layoutX="213.0" layoutY="266.0" mnemonicParsing="false" prefHeight="26.0" prefWidth="188.0" text="登录" />
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</children>
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</AnchorPane>
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