梁晨旭
2 months ago
parent
da71917de0
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package com.example.mathsystemtogether;
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import javafx.fxml.FXML;
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import javafx.fxml.FXMLLoader;
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import javafx.scene.Scene;
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import javafx.scene.control.*;
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import javafx.stage.Stage;
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import java.io.*;
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import java.nio.file.Files;
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import java.nio.file.Paths;
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import java.nio.file.StandardOpenOption;
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import java.util.List;
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public class ChangePasswordController {
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@FXML
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private TextField usernameField;
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@FXML
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private PasswordField oldPasswordField;
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@FXML
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private PasswordField newPasswordField;
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@FXML
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private PasswordField confirmNewPasswordField;
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@FXML
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private Button changePasswordButton;
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@FXML
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private Button cancelButton;
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@FXML
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private Label statusLabel;
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private String currentUser;
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private ExamController examController;
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private static final String USER_DATA_FILE = "user_data.txt";
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public void setCurrentUser(String username) {
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this.currentUser = username;
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usernameField.setText(username);
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}
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public void setExamController(ExamController examController) {
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this.examController = examController;
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}
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@FXML
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private void handleChangePassword() {
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String oldPassword = oldPasswordField.getText();
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String newPassword = newPasswordField.getText();
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String confirmNewPassword = confirmNewPasswordField.getText();
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if (oldPassword.isEmpty() || newPassword.isEmpty() || confirmNewPassword.isEmpty()) {
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showStatus("请填写所有字段", true);
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return;
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}
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if (!examController.checkUserPassword(currentUser, oldPassword)) {
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showStatus("原密码错误", true);
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return;
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}
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if (newPassword.length() < 6) {
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showStatus("新密码至少需要6个字符", true);
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return;
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}
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if (!newPassword.equals(confirmNewPassword)) {
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showStatus("两次输入的新密码不一致", true);
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return;
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}
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if (oldPassword.equals(newPassword)) {
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showStatus("新密码不能与原密码相同", true);
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return;
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}
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if (updatePassword(currentUser, newPassword)) {
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showStatus("密码修改成功！", false);
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// 延迟关闭窗口
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new java.util.Timer().schedule(
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new java.util.TimerTask() {
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@Override
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public void run() {
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javafx.application.Platform.runLater(() -> {
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handleClose();
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});
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}
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},
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1500
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);
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} else {
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showStatus("密码修改失败，请重试", true);
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}
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}
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@FXML
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private void handleCancel() {
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handleClose();
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}
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private void handleClose() {
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Stage stage = (Stage) cancelButton.getScene().getWindow();
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stage.close();
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}
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private boolean updatePassword(String username, String newPassword) {
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try {
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// 读取所有用户数据
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List<String> lines = Files.readAllLines(Paths.get(USER_DATA_FILE));
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boolean userFound = false;
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for (int i = 0; i < lines.size(); i++) {
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String[] parts = lines.get(i).split("\\|");
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if (parts.length >= 2 && parts[0].equals(username)) {
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// 更新密码
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parts[1] = newPassword;
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lines.set(i, String.join("|", parts));
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userFound = true;
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break;
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}
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}
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if (userFound) {
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// 写回文件
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Files.write(Paths.get(USER_DATA_FILE), lines);
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// 更新内存中的用户数据
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examController.updateUserPassword(username, newPassword);
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return true;
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}
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} catch (IOException e) {
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e.printStackTrace();
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}
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return false;
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}
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private void showStatus(String message, boolean isError) {
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statusLabel.setText(message);
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if (isError) {
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statusLabel.setStyle("-fx-text-fill: #DC143C; -fx-font-weight: bold; -fx-font-size: 14;");
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} else {
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statusLabel.setStyle("-fx-text-fill: #228B22; -fx-font-weight: bold; -fx-font-size: 14;");
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}
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}
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}
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@ -0,0 +1,70 @@
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<?xml version="1.0" encoding="UTF-8"?>
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<?import javafx.geometry.Insets?>
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<?import javafx.scene.control.*?>
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<?import javafx.scene.layout.*?>
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<?import javafx.scene.text.Font?>
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<?import javafx.scene.effect.DropShadow?>
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<VBox xmlns="http://javafx.com/javafx/11.0.1" xmlns:fx="http://javafx.com/fxml/1" fx:controller="com.example.mathsystemtogether.ChangePasswordController"
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spacing="20.0" style="-fx-background-color: linear-gradient(to bottom, #6A0DAD, #4B0082, #2E0854);"
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prefHeight="500.0" prefWidth="600.0">
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<padding>
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<Insets bottom="30.0" left="40.0" right="40.0" top="30.0"/>
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</padding>
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<VBox spacing="15.0" style="-fx-background-color: linear-gradient(to right, #8A2BE2, #9932CC, #8B008B); -fx-background-radius: 15; -fx-padding: 20;">
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<Label text="🔐 修改密码" textFill="white" textAlignment="CENTER" style="-fx-effect: dropshadow(gaussian, rgba(0,0,0,0.5), 10, 0, 0, 2);">
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<font>
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<Font name="System Bold" size="24.0"/>
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</font>
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</Label>
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</VBox>
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<VBox spacing="20.0" style="-fx-background-color: linear-gradient(to bottom, #E6E6FA, #D8BFD8, #DDA0DD); -fx-padding: 25; -fx-background-radius: 15; -fx-effect: dropshadow(gaussian, rgba(139,0,139,0.3), 15, 0, 0, 5);">
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<HBox spacing="15.0" alignment="CENTER_LEFT">
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<Label text="👤 用户名:" minWidth="100.0" textFill="#6A0DAD">
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<font>
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<Font name="System Bold" size="14.0"/>
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</font>
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</Label>
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<TextField fx:id="usernameField" editable="false" prefWidth="250.0" style="-fx-background-color: white; -fx-background-radius: 8; -fx-border-color: #8A2BE2; -fx-border-radius: 8; -fx-border-width: 2; -fx-padding: 8;"/>
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</HBox>
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<HBox spacing="15.0" alignment="CENTER_LEFT">
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<Label text="🔑 原密码:" minWidth="100.0" textFill="#6A0DAD">
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<font>
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<Font name="System Bold" size="14.0"/>
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</font>
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</Label>
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<PasswordField fx:id="oldPasswordField" prefWidth="250.0" style="-fx-background-color: white; -fx-background-radius: 8; -fx-border-color: #8A2BE2; -fx-border-radius: 8; -fx-border-width: 2; -fx-padding: 8;"/>
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</HBox>
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<HBox spacing="15.0" alignment="CENTER_LEFT">
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<Label text="🆕 新密码:" minWidth="100.0" textFill="#6A0DAD">
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<font>
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<Font name="System Bold" size="14.0"/>
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</font>
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</Label>
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<PasswordField fx:id="newPasswordField" prefWidth="250.0" style="-fx-background-color: white; -fx-background-radius: 8; -fx-border-color: #8A2BE2; -fx-border-radius: 8; -fx-border-width: 2; -fx-padding: 8;"/>
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</HBox>
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<HBox spacing="15.0" alignment="CENTER_LEFT">
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<Label text="✅ 确认密码:" minWidth="100.0" textFill="#6A0DAD">
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<font>
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<Font name="System Bold" size="14.0"/>
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</font>
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</Label>
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<PasswordField fx:id="confirmNewPasswordField" prefWidth="250.0" style="-fx-background-color: white; -fx-background-radius: 8; -fx-border-color: #8A2BE2; -fx-border-radius: 8; -fx-border-width: 2; -fx-padding: 8;"/>
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</HBox>
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<HBox spacing="20.0" alignment="CENTER">
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<Button fx:id="changePasswordButton" text="💾 保存修改" onAction="#handleChangePassword" style="-fx-background-color: linear-gradient(to right, #32CD32, #228B22); -fx-text-fill: white; -fx-background-radius: 10; -fx-padding: 12 25; -fx-font-size: 14; -fx-font-weight: bold; -fx-effect: dropshadow(gaussian, rgba(0,0,0,0.3), 5, 0, 0, 2);"/>
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<Button fx:id="cancelButton" text="❌ 取消" onAction="#handleCancel" style="-fx-background-color: linear-gradient(to right, #DC143C, #B22222); -fx-text-fill: white; -fx-background-radius: 10; -fx-padding: 12 25; -fx-font-size: 14; -fx-font-weight: bold; -fx-effect: dropshadow(gaussian, rgba(0,0,0,0.3), 5, 0, 0, 2);"/>
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</HBox>
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<Label fx:id="statusLabel" textFill="#8B0000" style="-fx-font-weight: bold; -fx-font-size: 14;" textAlignment="CENTER"/>
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</VBox>
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</VBox>
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@ -1,2 +1,2 @@
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wgll|123456|ymhlovesLQX@163.com|小学|1760162416490
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wgll|123456|ymhlovesLQX@163.com|小学|1760162416490
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666|123456789|252436951@qq.com|小学|1760166999971
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666|123456789|252436951@qq.com|小学|1760166999971
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