Fix agent input focus scoping

packages/app/src/components/agent-input-area.tsx

@@ -4,7 +4,6 @@ import { StyleSheet, UnistylesRuntime, useUnistyles } from "react-native-unistyl
 import { ArrowUp, Square, Pencil, AudioLines } from "lucide-react-native";
 import Animated from "react-native-reanimated";
 import { useSafeAreaInsets } from "react-native-safe-area-context";
-import { useIsFocused } from "@react-navigation/native";
 import { FOOTER_HEIGHT, MAX_CONTENT_WIDTH } from "@/constants/layout";
 import { generateMessageId, type StreamItem } from "@/types/stream";
 import {
@@ -59,6 +58,7 @@ type ImageListUpdater = ImageAttachment[] | ((prev: ImageAttachment[]) => ImageA
 interface AgentInputAreaProps {
   agentId: string;
   serverId: string;
+  isInputActive: boolean;
   onSubmitMessage?: (payload: MessagePayload) => Promise<void>;
   /** Externally controlled loading state. When true, disables the submit button. */
   isSubmitLoading?: boolean;
@@ -91,6 +91,7 @@ const MOBILE_MESSAGE_PLACEHOLDER = "Message, @files, /commands";
 export function AgentInputArea({
   agentId,
   serverId,
+  isInputActive,
   onSubmitMessage,
   isSubmitLoading = false,
   blurOnSubmit = false,
@@ -112,8 +113,6 @@ export function AgentInputArea({
   const { theme } = useUnistyles();
   const buttonIconSize = Platform.OS === "web" ? theme.iconSize.md : theme.iconSize.lg;
   const insets = useSafeAreaInsets();
-  const isScreenFocused = useIsFocused();
-
   const client = useHostRuntimeClient(serverId);
   const isConnected = useHostRuntimeIsConnected(serverId);
   const agentDirectoryStatus = useHostRuntimeAgentDirectoryStatus(serverId);
@@ -423,7 +422,7 @@ export function AgentInputArea({
 
   const handleKeyboardAction = useCallback(
     (action: KeyboardActionDefinition): boolean => {
-      if (!isScreenFocused) {
+      if (!isInputActive) {
         return false;
       }
 
@@ -459,7 +458,7 @@ export function AgentInputArea({
           return false;
       }
     },
-    [isScreenFocused],
+    [isInputActive],
   );
 
   useKeyboardActionHandler({
@@ -471,9 +470,9 @@ export function AgentInputArea({
       "message-input.voice-toggle",
       "message-input.voice-mute-toggle",
     ],
-    enabled: isScreenFocused,
+    enabled: isInputActive,
     priority: isMessageInputFocused ? 200 : 100,
-    isActive: () => isScreenFocused,
+    isActive: () => isInputActive,
     handle: handleKeyboardAction,
   });
 
@@ -715,7 +714,7 @@ export function AgentInputArea({
               autoFocus={autoFocus && isDesktopWebBreakpoint}
               autoFocusKey={`${serverId}:${agentId}`}
               disabled={isSubmitLoading}
-              isScreenFocused={isScreenFocused}
+              isInputActive={isInputActive}
               leftContent={leftContent}
               rightContent={rightContent}
               voiceServerId={serverId}

packages/app/src/components/message-input.tsx

@@ -66,8 +66,8 @@ export interface MessageInputProps {
   autoFocus?: boolean;
   autoFocusKey?: string;
   disabled?: boolean;
-  /** True when the containing screen is focused (React Navigation). Used to disable global hotkeys and cancel dictation when unfocused. */
-  isScreenFocused?: boolean;
+  /** True when this input is the active composer. Used to gate global hotkeys and stop dictation when hidden. */
+  isInputActive?: boolean;
   /** Content to render on the left side of the button row (e.g., AgentStatusBar) */
   leftContent?: React.ReactNode;
   /** Content to render on the right side after voice button (e.g., realtime button, cancel button) */
@@ -190,7 +190,7 @@ export const MessageInput = forwardRef<MessageInputRef, MessageInputProps>(funct
     autoFocus = false,
     autoFocusKey,
     disabled = false,
-    isScreenFocused = true,
+    isInputActive = true,
     leftContent,
     rightContent,
     voiceServerId,
@@ -387,7 +387,7 @@ export const MessageInput = forwardRef<MessageInputRef, MessageInputProps>(funct
     onError: handleDictationError,
     canStart: canStartDictation,
     canConfirm: canConfirmDictation,
-    autoStopWhenHidden: { isVisible: isScreenFocused },
+    autoStopWhenHidden: { isVisible: isInputActive },
     enableDuration: true,
   });
 

packages/app/src/keyboard/keyboard-action-dispatcher.test.ts

@@ -89,6 +89,43 @@ describe("keyboard-action-dispatcher", () => {
     expect(handle).toHaveBeenCalledTimes(1);
   });
 
+  it("dispatches to the active mounted tab when a newer hidden tab is inactive", () => {
+    const calls: string[] = [];
+    const action: KeyboardActionDefinition = {
+      id: "message-input.dictation-toggle",
+      scope: "message-input",
+    };
+
+    dispatcher.registerHandler({
+      handlerId: "visible-tab",
+      actions: [action.id],
+      enabled: true,
+      priority: 100,
+      isActive: () => true,
+      handle: () => {
+        calls.push("visible-tab");
+        return true;
+      },
+    });
+
+    dispatcher.registerHandler({
+      handlerId: "hidden-tab",
+      actions: [action.id],
+      enabled: true,
+      priority: 100,
+      isActive: () => false,
+      handle: () => {
+        calls.push("hidden-tab");
+        return true;
+      },
+    });
+
+    const handled = dispatcher.dispatch(action);
+
+    expect(handled).toBe(true);
+    expect(calls).toEqual(["visible-tab"]);
+  });
+
   it("tries lower-priority handlers when a higher one does not consume the action", () => {
     const calls: string[] = [];
     const action: KeyboardActionDefinition = {

packages/app/src/panels/agent-panel.tsx

@@ -807,6 +807,7 @@ function AgentPanelBody({
             <AgentInputArea
               agentId={agentId}
               serverId={serverId}
+              isInputActive={isPaneFocused}
               value={agentInputDraft.text}
               onChangeText={agentInputDraft.setText}
               images={agentInputDraft.images}

packages/app/src/screens/agent/draft-agent-screen.tsx

@@ -1219,6 +1219,7 @@ function DraftAgentScreenContent({
             <AgentInputArea
               agentId={draftAgentIdRef.current}
               serverId={selectedServerId ?? ""}
+              isInputActive={isFocused}
               onSubmitMessage={handleCreateFromInput}
               isSubmitLoading={isSubmitting}
               blurOnSubmit={true}

packages/app/src/screens/workspace/workspace-draft-agent-tab.tsx

@@ -268,6 +268,7 @@ export function WorkspaceDraftAgentTab({
           <AgentInputArea
             agentId={tabId}
             serverId={serverId}
+            isInputActive={isPaneFocused}
             onSubmitMessage={handleCreateFromInput}
             isSubmitLoading={isSubmitting}
             blurOnSubmit={true}