1.4.2来啦！

main.js

@@ -655,9 +655,82 @@ ipcMain.handle('cancel-close', () => {
 
 // 取消启动游戏
 let launchCancelFlag = false;
-ipcMain.handle('cancel-launch', () => {
+let currentGameProcess = null;
+let currentGamePid = null;
+
+function killGameProcessTree(pid) {
+  try {
+    const result = spawnSync('taskkill', ['/pid', String(pid), '/T', '/F'], { windowsHide: true, timeout: 5000 });
+    if (result.status === 0) {
+      writeLog(`[启动] 已终止进程树 PID: ${pid}`);
+      return true;
+    }
+    writeLog(`[启动] taskkill PID ${pid} 返回: ${result.status}, ${result.stderr?.toString().trim()}`);
+  } catch (e) {
+    writeLog(`[启动] taskkill 失败: ${e.message}`);
+  }
+  return false;
+}
+
+function findAndKillMinecraftJavaProcesses() {
+  try {
+    const script = `
+      $javaProcs = Get-Process -Name "java","javaw" -ErrorAction SilentlyContinue
+      if ($javaProcs) {
+        foreach ($p in $javaProcs) {
+          try {
+            $cmdLine = (Get-CimInstance Win32_Process -Filter "ProcessId=$($p.Id)" -ErrorAction SilentlyContinue).CommandLine
+            if ($cmdLine -and ($cmdLine -like '*net.minecraft*' -or $cmdLine -like '*minecraft*' -or $cmdLine -like '*forge*' -or $cmdLine -like '*fabric*' -or $cmdLine -like '*optifine*')) {
+              Stop-Process -Id $p.Id -Force -ErrorAction SilentlyContinue
+              Write-Output "KILLED:$($p.Id)"
+            }
+          } catch {}
+        }
+      }
+    `;
+    const result = spawnSync('powershell', ['-NoProfile', '-Command', script], { windowsHide: true, timeout: 8000, encoding: 'utf8' });
+    const output = (result.stdout || '').trim();
+    if (output) {
+      const pids = output.split('\n').filter(l => l.startsWith('KILLED:')).map(l => l.replace('KILLED:', ''));
+      writeLog(`[启动] 通过命令行匹配杀死了 ${pids.length} 个Minecraft Java进程: ${pids.join(', ')}`);
+      return pids.length > 0;
+    }
+  } catch (e) {
+    writeLog(`[启动] 查找Minecraft进程失败: ${e.message}`);
+  }
+  return false;
+}
+
+ipcMain.handle('cancel-launch', async () => {
   launchCancelFlag = true;
   writeLog('[启动] 用户取消启动');
+
+  let killed = false;
+
+  if (currentGameProcess) {
+    try {
+      const pid = currentGameProcess.pid;
+      if (pid) {
+        writeLog(`[启动] 尝试终止游戏进程 PID: ${pid}`);
+        killed = killGameProcessTree(pid);
+        try { currentGameProcess.kill(); } catch {}
+      }
+    } catch (e) {
+      writeLog(`[启动] 终止游戏进程异常: ${e.message}`);
+    }
+    currentGameProcess = null;
+    currentGamePid = null;
+  }
+
+  if (!killed) {
+    writeLog('[启动] 未找到已保存的游戏进程，尝试通过命令行匹配查找Minecraft Java进程');
+    findAndKillMinecraftJavaProcesses();
+  }
+
+  if (mainWindow) {
+    mainWindow.webContents.send('game-closed', -1);
+  }
+
   return { success: true };
 });
 
@@ -670,6 +743,7 @@ ipcMain.handle('check-for-updates', async () => {
     
     https.get(url, (res) => {
       let data = '';
+      res.setEncoding('utf8');
       
       res.on('data', (chunk) => {
         data += chunk;
@@ -694,16 +768,7 @@ ipcMain.handle('check-for-updates', async () => {
 
 // 获取当前版本号（从package.json读取）
 ipcMain.handle('get-app-version', () => {
-  try {
+  return APP_VERSION || app.getVersion() || '1.0.0';
-    const packagePath = path.join(__dirname, 'package.json');
-    if (fs.existsSync(packagePath)) {
-      const pkg = JSON.parse(fs.readFileSync(packagePath, 'utf8'));
-      return pkg.version || '1.0.0';
-    }
-  } catch (e) {
-    writeLog('[版本] 读取package.json失败: ' + e.message);
-  }
-  return '1.0.0';
 });
 
 // 打开外部链接
@@ -2492,18 +2557,38 @@ ipcMain.handle('launch-minecraft', async (_, opt) => {
       }
     }
 
+    currentGameProcess = proc;
+    currentGamePid = proc.pid;
+
+    // 如果已经被取消，立即杀死
+    if (launchCancelFlag) {
+      writeLog('[启动] 进程已启动但取消标志已设置，立即终止');
+      killGameProcessTree(proc.pid);
+      try { proc.kill(); } catch {}
+      currentGameProcess = null;
+      currentGamePid = null;
+      return { success: false, error: '启动已取消', cancelled: true };
+    }
+
     // 检测游戏窗口创建成功
     await detectGameWindow(proc.pid);
 
+    // 检测结束后再次检查取消标志（可能在窗口检测期间被取消）
+    if (launchCancelFlag) {
+      writeLog('[启动] 窗口检测结束后检测到取消标志');
+      return { success: false, error: '启动已取消', cancelled: true };
+    }
+
     // 捕获输出用于调试
     let stdoutData = '';
     let stderrData = '';
     proc.stdout?.on('data', d => {
       const text = d.toString();
       stdoutData += text;
-      mainWindow.webContents.send('game-log', text);
+      if (mainWindow) {
-      
+        mainWindow.webContents.send('game-log', text);
-      // 检测Minecraft窗口创建成功的标志
+      }
+
       if (text.includes('LWJGL Version') || text.includes('OpenGL version') || text.includes('Window')) {
         writeLog(`[启动] 检测到窗口初始化日志`);
         if (mainWindow) {
@@ -2514,9 +2599,10 @@ ipcMain.handle('launch-minecraft', async (_, opt) => {
     proc.stderr?.on('data', d => {
       const text = d.toString();
       stderrData += text;
-      mainWindow.webContents.send('game-log', text);
+      if (mainWindow) {
-      
+        mainWindow.webContents.send('game-log', text);
-      // 检测Minecraft窗口创建成功的标志
+      }
+
       if (text.includes('LWJGL Version') || text.includes('OpenGL version') || text.includes('Window')) {
         writeLog(`[启动] 检测到窗口初始化日志`);
         if (mainWindow) {
@@ -2532,6 +2618,13 @@ ipcMain.handle('launch-minecraft', async (_, opt) => {
       if (code !== 0 && stderrData) {
         writeLog(`[启动] 错误输出: ${stderrData.slice(0, 1000)}`);
       }
+      if (currentGamePid === proc.pid) {
+        currentGameProcess = null;
+        currentGamePid = null;
+      }
+      if (mainWindow) {
+        mainWindow.webContents.send('game-closed', code);
+      }
     });
 
     return { success: true, pid: proc.pid };
@@ -2555,9 +2648,15 @@ async function detectGameWindow(pid) {
 
     const cancelCheck = setInterval(() => {
       if (launchCancelFlag) {
-        writeLog(`[启动] 窗口检测期间检测到取消标志，立即退出`);
+        writeLog(`[启动] 窗口检测期间检测到取消标志，立即终止游戏进程并退出`);
         clearInterval(cancelCheck);
         try { detector.kill(); } catch {}
+        killGameProcessTree(pid);
+        try {
+          if (currentGameProcess) { currentGameProcess.kill(); }
+        } catch {}
+        currentGameProcess = null;
+        currentGamePid = null;
         done();
       }
     }, 100);

package-lock.json

@@ -1,12 +1,12 @@
 {
   "name": "gpcl",
-  "version": "1.4.1",
+  "version": "1.4.2",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "gpcl",
-      "version": "1.4.1",
+      "version": "1.4.2",
       "license": "ISC",
       "dependencies": {
         "adm-zip": "^0.5.17",

package.json

@@ -1,6 +1,6 @@
 {
   "name": "gpcl",
-  "version": "1.4.1",
+  "version": "1.4.2",
   "description": "GoodPlanCraftLauncher",
   "main": "main.js",
   "scripts": {

renderer/renderer.js

@@ -1,4 +1,4 @@
-/* 
+/* 
  * CaelLab BY-SA Code License 
  * Copyright (c) 2026 Yunyun(云云) By 虚舟实验室(CaelLab) / CaelLabGameTS 
 
@@ -2424,10 +2424,7 @@ launchBtn.addEventListener('click', launchGame);
         checkUpdateBtn.classList.add('new-version');
         
         if (updateStatus) {
-          updateStatus.innerHTML = `
+          updateStatus.innerHTML = `<div class="update-log-title">发现 ${allNewerVersions.length} 个新版本！</div>${renderUpdateVersionCards(allNewerVersions)}`;
-            <div class="update-log-title">发现 ${allNewerVersions.length} 个新版本！</div>
-            ${renderUpdateVersionCards(allNewerVersions)}
-          `;
           updateStatus.classList.add('show', 'has-update');
         }
         
@@ -3055,22 +3052,12 @@ function renderUpdateVersionCards(newerVersions) {
 
   const cards = newerVersions.map((v, index) => {
     const isNewest = index === newerVersions.length - 1;
-    const titleHtml = v.title
+    const titleHtml = v.title ? `<div class="update-card-title">${v.title}</div>` : '';
-      ? `<div class="update-card-title">${v.title}</div>`
+    const logHtml = v.log ? `<div class="update-card-log">${v.log}</div>` : '';
-      : '';
+    return `<div class="update-version-card ${isNewest ? 'newest' : ''}">` +
-    const logHtml = v.log
+      `<div class="update-card-header"><span class="update-card-version">${v.version}</span>` +
-      ? `<div class="update-card-log">${v.log}</div>`
+      `${isNewest ? '<span class="update-card-badge">最新</span>' : ''}</div>` +
-      : '';
+      `${titleHtml}${logHtml}</div>`;
-    return `
-      <div class="update-version-card ${isNewest ? 'newest' : ''}">
-        <div class="update-card-header">
-          <span class="update-card-version">${v.version}</span>
-          ${isNewest ? '<span class="update-card-badge">最新</span>' : ''}
-        </div>
-        ${titleHtml}
-        ${logHtml}
-      </div>
-    `;
   }).reverse().join('');
 
   return `<div class="update-versions-list">${cards}</div>`;
@@ -3101,7 +3088,7 @@ async function checkForUpdates(silent = false) {
     
     allNewerVersions = parsedVersions
       .filter(v => compareVersions(currentVersion, v.version) > 0)
-      .sort((a, b) => compareVersions(a.version, b.version));
+      .sort((a, b) => compareVersions(b.version, a.version));
     
     updateAvailable = allNewerVersions.length > 0;