Revert "feat(accessibility): implement centralized screen reader layo… (#9255)

packages/cli/src/ui/App.tsx

@@ -4,16 +4,18 @@
  * SPDX-License-Identifier: Apache-2.0
  */
 
-import { useUIState } from './contexts/UIStateContext.js';
+import { Box, Text } from 'ink';
 import { StreamingContext } from './contexts/StreamingContext.js';
+import { Notifications } from './components/Notifications.js';
+import { MainContent } from './components/MainContent.js';
+import { DialogManager } from './components/DialogManager.js';
+import { Composer } from './components/Composer.js';
+import { useUIState } from './contexts/UIStateContext.js';
 import { QuittingDisplay } from './components/QuittingDisplay.js';
-import { useLayoutConfig } from './hooks/useLayoutConfig.js';
-import { ScreenReaderAppLayout } from './layouts/ScreenReaderAppLayout.js';
-import { DefaultAppLayout } from './layouts/DefaultAppLayout.js';
+import { theme } from './semantic-colors.js';
 
 export const App = () => {
   const uiState = useUIState();
-  const layout = useLayoutConfig();
 
   if (uiState.quittingMessages) {
     return <QuittingDisplay />;
@@ -21,11 +23,35 @@ export const App = () => {
 
   return (
     <StreamingContext.Provider value={uiState.streamingState}>
-      {layout.mode === 'screenReader' ? (
-        <ScreenReaderAppLayout />
-      ) : (
-        <DefaultAppLayout />
-      )}
+      <Box flexDirection="column" width="90%">
+        <MainContent />
+
+        <Box flexDirection="column" ref={uiState.mainControlsRef}>
+          <Notifications />
+
+          {uiState.dialogsVisible ? (
+            <DialogManager addItem={uiState.historyManager.addItem} />
+          ) : (
+            <Composer />
+          )}
+
+          {uiState.dialogsVisible && uiState.ctrlCPressedOnce && (
+            <Box marginTop={1}>
+              <Text color={theme.status.warning}>
+                Press Ctrl+C again to exit.
+              </Text>
+            </Box>
+          )}
+
+          {uiState.dialogsVisible && uiState.ctrlDPressedOnce && (
+            <Box marginTop={1}>
+              <Text color={theme.status.warning}>
+                Press Ctrl+D again to exit.
+              </Text>
+            </Box>
+          )}
+        </Box>
+      </Box>
     </StreamingContext.Provider>
   );
 };