update

packages/backend/src/websocket.ts

@@ -465,17 +465,34 @@ export const initializeWebSocket = async (server: http.Server, sessionParser: Re
         if (isRdpProxy) {
             // Retrieve all necessary parameters passed from the upgrade handler
             const rdpToken = (request as any).rdpToken;
-            const rdpWidth = (request as any).rdpWidth;
-            const rdpHeight = (request as any).rdpHeight;
-            const rdpDpi = (request as any).rdpDpi;
+            const rdpWidthStr = (request as any).rdpWidth; // Get as string first
+            const rdpHeightStr = (request as any).rdpHeight; // Get as string first
+            // const rdpDpi = (request as any).rdpDpi; // Original DPI from URL - we will recalculate
 
-            if (!rdpToken || !rdpWidth || !rdpHeight || !rdpDpi) {
-                console.error(`WebSocket: RDP Proxy connection for ${ws.username} missing required parameters (token, width, height, dpi).`);
-                ws.send(JSON.stringify({ type: 'rdp:error', payload: 'Missing RDP connection parameters.' }));
+            // --- 新增：参数验证和 DPI 计算 ---
+            if (!rdpToken || !rdpWidthStr || !rdpHeightStr) { // Check string presence
+                console.error(`WebSocket: RDP Proxy connection for ${ws.username} missing required parameters (token, width, height).`);
+                ws.send(JSON.stringify({ type: 'rdp:error', payload: 'Missing RDP connection parameters (token, width, height).' }));
                 ws.close(1008, 'Missing RDP parameters');
                 return;
             }
 
+            const rdpWidth = parseInt(rdpWidthStr, 10);
+            const rdpHeight = parseInt(rdpHeightStr, 10);
+
+            if (isNaN(rdpWidth) || isNaN(rdpHeight) || rdpWidth <= 0 || rdpHeight <= 0) {
+                 console.error(`WebSocket: RDP Proxy connection for ${ws.username} has invalid width or height parameters.`);
+                 ws.send(JSON.stringify({ type: 'rdp:error', payload: 'Invalid width or height parameters.' }));
+                 ws.close(1008, 'Invalid RDP dimensions');
+                 return;
+            }
+
+            // 根据宽高的简单 DPI 计算逻辑 (如果宽度 > 1920，则 DPI=120，否则 DPI=96)
+            const calculatedDpi = rdpWidth > 1920 ? 120 : 96;
+            console.log(`WebSocket: RDP Proxy calculated DPI for ${ws.username} based on width ${rdpWidth}: ${calculatedDpi}`);
+            // --- 结束新增 ---
+
+
             // Determine RDP target URL based on deployment mode
             const deploymentMode = process.env.DEPLOYMENT_MODE; // Default to docker mode
             let rdpBaseUrl: string;
@@ -492,8 +509,8 @@ export const initializeWebSocket = async (server: http.Server, sessionParser: Re
 
             // Ensure base URL doesn't end with a slash before appending query params
             const cleanRdpBaseUrl = rdpBaseUrl.endsWith('/') ? rdpBaseUrl.slice(0, -1) : rdpBaseUrl;
-            // Append ALL parameters to the target URL
-            const rdpTargetUrl = `${cleanRdpBaseUrl}/?token=${encodeURIComponent(rdpToken)}&width=${encodeURIComponent(rdpWidth)}&height=${encodeURIComponent(rdpHeight)}&dpi=${encodeURIComponent(rdpDpi)}`;
+            // Append ALL parameters to the target URL, using calculated DPI
+            const rdpTargetUrl = `${cleanRdpBaseUrl}/?token=${encodeURIComponent(rdpToken)}&width=${encodeURIComponent(rdpWidth)}&height=${encodeURIComponent(rdpHeight)}&dpi=${encodeURIComponent(calculatedDpi)}`; // 使用 calculatedDpi
 
             console.log(`WebSocket: RDP Proxy for ${ws.username} attempting to connect to ${rdpTargetUrl}`);
 

packages/frontend/src/components/RemoteDesktopModal.vue

@@ -27,8 +27,9 @@ const connectionStatus = ref<'disconnected' | 'connecting' | 'connected' | 'erro
 const statusMessage = ref('');
 const keyboard = ref<any | null>(null);
 const mouse = ref<any | null>(null);
-const desiredModalWidth = ref(1064); 
-const desiredModalHeight = ref(858); 
+const desiredModalWidth = ref(1064);
+const desiredModalHeight = ref(858);
+const isKeyboardDisabledForInput = ref(false); // 标记键盘是否因输入框聚焦而禁用
 
 const MIN_MODAL_WIDTH = 1024;
 const MIN_MODAL_HEIGHT = 768;
@@ -134,6 +135,16 @@ const connectRdp = async () => {
           statusMessage.value = t('remoteDesktopModal.status.connected');
           connectionStatus.value = 'connected';
           setupInputListeners();
+          // 连接成功后，尝试将焦点设置到 RDP 显示区域
+          nextTick(() => {
+            const displayEl = guacClient.value?.getDisplay()?.getElement();
+            if (displayEl && typeof displayEl.focus === 'function') {
+              displayEl.focus();
+              console.log('[RDP Modal] Focused RDP display after connection.');
+            } else {
+              console.warn('[RDP Modal] Could not focus RDP display after connection.');
+            }
+          });
 
           setTimeout(() => {
             nextTick(() => {
@@ -179,6 +190,18 @@ const setupInputListeners = () => {
     if (!guacClient.value || !rdpDisplayRef.value) return;
     try {
         const displayEl = guacClient.value.getDisplay().getElement() as HTMLElement;
+        displayEl.tabIndex = 0; // 使 RDP 显示区域可聚焦
+
+        // 添加点击事件监听器以处理失焦逻辑
+        const handleRdpDisplayClick = () => {
+          const activeElement = document.activeElement as HTMLElement;
+          // 检查活动元素是否是宽度或高度输入框
+          if (activeElement && (activeElement.id === 'modal-width' || activeElement.id === 'modal-height')) {
+            activeElement.blur();
+            console.log('[RDP Modal] Blurred input field on RDP display click.');
+          }
+        };
+        displayEl.addEventListener('click', handleRdpDisplayClick);
 
         // @ts-ignore
         mouse.value = new Guacamole.Mouse(displayEl);
@@ -188,17 +211,25 @@ const setupInputListeners = () => {
                 guacClient.value.sendMouseState(mouseState);
             }
         };
+        // @ts-ignore
+        mouse.value.onmouseup = mouse.value.onmousemove = (mouseState: any) => {
+            if (guacClient.value) {
+                guacClient.value.sendMouseState(mouseState);
+            }
+        };
 
         // @ts-ignore
-        keyboard.value = new Guacamole.Keyboard(document); // 将监听器附加到 document 以便更好地捕获
+        keyboard.value = new Guacamole.Keyboard(displayEl); // 将监听器附加到 RDP 显示元素
 
         keyboard.value.onkeydown = (keysym: number) => {
-            if (guacClient.value) {
+            // 仅当输入框未聚焦时发送按键事件
+            if (guacClient.value && !isKeyboardDisabledForInput.value) {
                 guacClient.value.sendKeyEvent(1, keysym);
             }
         };
         keyboard.value.onkeyup = (keysym: number) => {
-             if (guacClient.value) {
+             // 仅当输入框未聚焦时发送按键事件
+             if (guacClient.value && !isKeyboardDisabledForInput.value) {
                 guacClient.value.sendKeyEvent(0, keysym);
              }
         };
@@ -212,9 +243,11 @@ const removeInputListeners = () => {
     if (keyboard.value) {
         keyboard.value.onkeydown = null;
         keyboard.value.onkeyup = null;
-        keyboard.value = null;
+        keyboard.value = null; // Guacamole 内部可能会处理移除监听器，但显式置 null 更好
     }
      if (mouse.value) {
+        // Guacamole Mouse 对象没有明确的 'destroy' 或 'removeListeners' 方法
+        // 我们需要确保事件处理器被移除
         mouse.value.onmousedown = null;
         mouse.value.onmouseup = null;
         mouse.value.onmousemove = null;
@@ -222,9 +255,26 @@ const removeInputListeners = () => {
     }
 };
 
+const disableRdpKeyboard = () => {
+  isKeyboardDisabledForInput.value = true;
+  console.log('[RDP Modal] Keyboard disabled for input focus.');
+};
+
+const enableRdpKeyboard = () => {
+  isKeyboardDisabledForInput.value = false;
+  console.log('[RDP Modal] Keyboard enabled after input blur.');
+  // 尝试将焦点移回 RDP 显示区域
+  nextTick(() => {
+    const displayEl = guacClient.value?.getDisplay()?.getElement();
+    if (displayEl && typeof displayEl.focus === 'function') {
+      displayEl.focus();
+    }
+  });
+};
 
 const disconnectRdp = () => {
   removeInputListeners();
+  isKeyboardDisabledForInput.value = false; // 确保状态重置
   if (guacClient.value) {
     guacClient.value.disconnect();
     guacClient.value = null;
@@ -415,6 +465,8 @@ const computedModalStyle = computed(() => {
               v-model.number="desiredModalWidth"
               step="10"
               class="w-16 px-1 py-0.5 text-xs border border-border rounded bg-input text-foreground focus:outline-none focus:ring-1 focus:ring-primary"
+              @focus="disableRdpKeyboard"
+              @blur="enableRdpKeyboard"
             />
             <label for="modal-height" class="text-xs">{{ t('common.height') }}:</label>
             <input
@@ -423,6 +475,8 @@ const computedModalStyle = computed(() => {
               v-model.number="desiredModalHeight"
               step="10"
               class="w-16 px-1 py-0.5 text-xs border border-border rounded bg-input text-foreground focus:outline-none focus:ring-1 focus:ring-primary"
+              @focus="disableRdpKeyboard"
+              @blur="enableRdpKeyboard"
             />
              <!-- 添加重新连接按钮 -->
              <button

packages/rdp/src/server.ts

@@ -200,7 +200,7 @@ const gracefulShutdown = (signal: string) => {
 
   // 超时后强制退出
   setTimeout(() => {
-    console.error("优雅关闭超时。强制退出。");
+    console.error("关闭超时。强制退出。");
     process.exit(1);
   }, 10000); // 10 秒超时
 };
@@ -209,6 +209,5 @@ process.on('SIGINT', () => gracefulShutdown('SIGINT'));
 process.on('SIGTERM', () => gracefulShutdown('SIGTERM'));
 
 process.on('SIGUSR2', () => {
-    // 优雅地处理 nodemon 重启
     gracefulShutdown('SIGUSR2 (nodemon restart)');
 });