diff --git a/packages/frontend/src/components/LayoutRenderer.vue b/packages/frontend/src/components/LayoutRenderer.vue
index cdb6376..3600482 100644
--- a/packages/frontend/src/components/LayoutRenderer.vue
+++ b/packages/frontend/src/components/LayoutRenderer.vue
@@ -155,11 +155,11 @@ const componentProps = computed(() => {
        // WorkspaceConnectionList 需要转发 connect-request 等事件
        return {
          class: 'pane-content',
-         // 绑定内部处理器以转发事件 (修正为 kebab-case)
+         // 绑定内部处理器以转发事件 (除了 request-add-connection)
          onConnectRequest: (id: number) => emit('connect-request', id),
          onOpenNewSession: (id: number) => emit('open-new-session', id),
-         onRequestAddConnection: () => emit('request-add-connection'),
-         onRequestEditConnection: (conn: any) => emit('request-edit-connection', conn), // 使用 any 避免类型问题
+         // onRequestAddConnection: () => { ... }, // 移除，将在模板中处理
+         onRequestEditConnection: (conn: any) => emit('request-edit-connection', conn),
        };
     case 'commandHistory':
     case 'quickCommands':
@@ -234,7 +234,10 @@ const handlePaneResize = (eventData: { panes: Array<{ size: number; [key: string
             @save-editor-tab="emit('saveEditorTab', $event)"
             @connect-request="emit('connect-request', $event)"
             @open-new-session="emit('open-new-session', $event)"
-            @request-add-connection="emit('request-add-connection')"
+            @request-add-connection="() => { // 添加日志
+                console.log(`[LayoutRenderer ${props.layoutNode.id}] Received recursive 'request-add-connection', emitting upwards.`);
+                emit('request-add-connection');
+            }"
             @request-edit-connection="emit('request-edit-connection', $event)"
           />
         </pane>
@@ -297,7 +300,22 @@ const handlePaneResize = (eventData: { panes: Array<{ size: number; [key: string
         </template>
         <!-- 其他面板正常渲染 (不依赖 activeSession 的) -->
         <template v-else-if="currentComponent">
-            <component :is="currentComponent" v-bind="componentProps" />
+            <!-- 特别处理 connections 组件以添加事件监听器 -->
+            <component
+              v-if="layoutNode.component === 'connections'"
+              :is="currentComponent"
+              v-bind="componentProps"
+              @request-add-connection="() => {
+                  console.log(`[LayoutRenderer ${props.layoutNode.id}] Template received 'request-add-connection', emitting upwards.`);
+                  emit('request-add-connection');
+              }"
+            />
+            <!-- 渲染其他组件 -->
+            <component
+              v-else
+              :is="currentComponent"
+              v-bind="componentProps"
+            />
         </template>
         <!-- 如果找不到组件 -->
         <div v-else class="pane-placeholder error">
diff --git a/packages/frontend/src/components/TerminalTabBar.vue b/packages/frontend/src/components/TerminalTabBar.vue
index 967c487..b9e18f2 100644
--- a/packages/frontend/src/components/TerminalTabBar.vue
+++ b/packages/frontend/src/components/TerminalTabBar.vue
@@ -27,7 +27,12 @@ const props = defineProps({
 });
 
 // 定义事件
-const emit = defineEmits(['activate-session', 'close-session', 'open-layout-configurator']); // 添加新事件
+const emit = defineEmits([
+  'activate-session',
+  'close-session',
+  'open-layout-configurator',
+  'request-add-connection-from-popup' // 新增：声明从弹窗发出的添加请求事件
+]);
 
 const activateSession = (sessionId: string) => {
   if (sessionId !== props.activeSessionId) {
@@ -57,6 +62,13 @@ const handlePopupConnect = (connectionId: number) => {
   showConnectionListPopup.value = false; // 关闭弹出窗口
 };
 
+// 新增：处理从弹窗内部发出的添加连接请求
+const handleRequestAddFromPopup = () => {
+  console.log('[TabBar] Received request-add-connection from popup component.');
+  showConnectionListPopup.value = false; // 关闭弹窗
+  emit('request-add-connection-from-popup'); // 向上发出事件
+};
+
 // --- 新增：布局菜单处理 ---
 const toggleLayoutMenu = () => {
   console.log('Toggling layout menu visibility. Current state:', showLayoutMenu.value); // 添加日志
@@ -151,6 +163,7 @@ const handleTogglePane = (paneName: PaneName) => {
         <WorkspaceConnectionListComponent
           @connect-request="handlePopupConnect"
           @open-new-session="handlePopupConnect"
+          @request-add-connection="handleRequestAddFromPopup"
           class="popup-connection-list"
         />
       </div>
diff --git a/packages/frontend/src/components/WorkspaceConnectionList.vue b/packages/frontend/src/components/WorkspaceConnectionList.vue
index 4e9e156..54c4539 100644
--- a/packages/frontend/src/components/WorkspaceConnectionList.vue
+++ b/packages/frontend/src/components/WorkspaceConnectionList.vue
@@ -197,7 +197,13 @@ const handleOpenInNewTab = (connectionId: number) => {
         :placeholder="t('workspaceConnectionList.searchPlaceholder')"
         class="search-input"
       />
-      <!-- Add button removed -->
+      <button
+        class="add-button"
+        @click="handleMenuAction('add')"
+        :title="t('connections.addConnection')"
+      >
+        <i class="fas fa-plus"></i>
+      </button>
     </div>
 
     <!-- 连接列表区域 -->
diff --git a/packages/frontend/src/views/WorkspaceView.vue b/packages/frontend/src/views/WorkspaceView.vue
index 0168c80..9d3da8f 100644
--- a/packages/frontend/src/views/WorkspaceView.vue
+++ b/packages/frontend/src/views/WorkspaceView.vue
@@ -64,8 +64,9 @@ onBeforeUnmount(() => {
   sessionStore.cleanupAllSessions();
 });
 
-// --- 本地方法 (仅处理 UI 状态) ---
+ // --- 本地方法 (仅处理 UI 状态) ---
  const handleRequestAddConnection = () => {
+   console.log('[WorkspaceView] handleRequestAddConnection 被调用！'); // 添加日志确认事件到达
    connectionToEdit.value = null;
    showAddEditForm.value = true;
  };
@@ -249,6 +250,7 @@ onBeforeUnmount(() => {
         @activate-session="sessionStore.activateSession"
         @close-session="sessionStore.closeSession"
         @open-layout-configurator="handleOpenLayoutConfigurator"
+        @request-add-connection-from-popup="handleRequestAddConnection"
     />
 
     <div class="main-content-area">