feat(ui): added microphone and updated placeholder for voice mode (#26270)

Co-authored-by: gemini-code-assist[bot] <176961590+gemini-code-assist[bot]@users.noreply.github.com>

packages/cli/src/ui/components/InputPrompt.test.tsx

@@ -4979,9 +4979,10 @@ describe('InputPrompt', () => {
       );
 
       // Initially not recording
-      expect(lastFrame()).not.toContain('🎙️ Listening...');
+      expect(lastFrame()).not.toContain('Listening...');
+      expect(lastFrame()).toContain('🎤 >');
       expect(lastFrame()).toContain(
-        'Voice mode: Space to start/stop recording',
+        'Type your message or space to talk (Esc to exit)',
       );
 
       // Press space to start
@@ -4991,7 +4992,7 @@ describe('InputPrompt', () => {
 
       // Now should show listening
       await waitFor(() => {
-        expect(lastFrame()).toContain('🎙️ Listening...');
+        expect(lastFrame()).toContain('Listening...');
       });
 
       unmount();
@@ -5016,7 +5017,7 @@ describe('InputPrompt', () => {
         stdin.write(' ');
       });
       await waitFor(() => {
-        expect(lastFrame()).toContain('🎙️ Listening...');
+        expect(lastFrame()).toContain('Listening...');
       });
 
       // Stop recording
@@ -5024,10 +5025,8 @@ describe('InputPrompt', () => {
         stdin.write(' ');
       });
       await waitFor(() => {
-        expect(lastFrame()).not.toContain('🎙️ Listening...');
-        expect(lastFrame()).toContain(
-          'Voice mode: Space to start/stop recording',
-        );
+        expect(lastFrame()).not.toContain('Listening...');
+        expect(lastFrame()).toContain('🎤 >');
       });
 
       unmount();
@@ -5047,10 +5046,8 @@ describe('InputPrompt', () => {
         },
       );
 
-      // Should show voice mode hint even if buffer is not empty (new behavior)
-      expect(lastFrame()).toContain(
-        'Voice mode: Space to start/stop recording',
-      );
+      // Should show voice mode prefix even if buffer is not empty
+      expect(lastFrame()).toContain('🎤 >');
       expect(lastFrame()).toContain('some existing text');
 
       // Press space to start recording again
@@ -5059,7 +5056,7 @@ describe('InputPrompt', () => {
       });
 
       await waitFor(() => {
-        expect(lastFrame()).toContain('🎙️ Listening...');
+        expect(lastFrame()).toContain('Listening...');
       });
 
       unmount();
@@ -5085,7 +5082,7 @@ describe('InputPrompt', () => {
       });
 
       // Should NOT show listening, instead should call handleInput which handles space
-      expect(lastFrame()).not.toContain('🎙️ Listening...');
+      expect(lastFrame()).not.toContain('Listening...');
       expect(mockBuffer.handleInput).toHaveBeenCalled();
       unmount();
     });
@@ -5202,7 +5199,10 @@ describe('InputPrompt', () => {
           },
         );
 
-        expect(lastFrame()).toContain('Voice mode: Hold Space to record');
+        expect(lastFrame()).toContain('🎤 >');
+        expect(lastFrame()).toContain(
+          'Type your message or hold space to talk (Esc to exit)',
+        );
 
         // Press space once
         await act(async () => {
@@ -5211,14 +5211,14 @@ describe('InputPrompt', () => {
 
         // Should insert space optimistically
         expect(mockBuffer.insert).toHaveBeenCalledWith(' ');
-        expect(lastFrame()).not.toContain('🎙️ Listening...');
+        expect(lastFrame()).not.toContain('Listening...');
 
         // Advance timer past HOLD_DELAY_MS
         await act(async () => {
           vi.advanceTimersByTime(700);
         });
 
-        expect(lastFrame()).not.toContain('🎙️ Listening...');
+        expect(lastFrame()).not.toContain('Listening...');
         unmount();
       });
 
@@ -5248,7 +5248,7 @@ describe('InputPrompt', () => {
           // Should have backspaced the optimistic space
           expect(mockBuffer.backspace).toHaveBeenCalled();
           // Should show listening
-          expect(lastFrame()).toContain('🎙️ Listening...');
+          expect(lastFrame()).toContain('Listening...');
         });
 
         unmount();
@@ -5274,7 +5274,7 @@ describe('InputPrompt', () => {
         // Use a short interval in waitFor to prevent advancing fake timers past the 300ms RELEASE_DELAY_MS
         await waitFor(
           () => {
-            expect(lastFrame()).toContain('🎙️ Listening...');
+            expect(lastFrame()).toContain('Listening...');
           },
           { interval: 10 },
         );
@@ -5284,7 +5284,8 @@ describe('InputPrompt', () => {
           stdin.write(' ');
           vi.advanceTimersByTime(100);
         });
-        expect(lastFrame()).toContain('🎙️ Listening...');
+        expect(lastFrame()).toContain('🎤 >');
+        expect(lastFrame()).toContain('Listening...');
 
         // Stop heartbeat (release)
         await act(async () => {
@@ -5292,7 +5293,7 @@ describe('InputPrompt', () => {
         });
 
         await waitFor(() => {
-          expect(lastFrame()).not.toContain('🎙️ Listening...');
+          expect(lastFrame()).not.toContain('Listening...');
         });
 
         unmount();

packages/cli/src/ui/components/InputPrompt.tsx

@@ -360,6 +360,20 @@ export const InputPrompt: React.FC<InputPromptProps> = ({
     isShellSuggestionsVisible,
   } = completion;
 
+  const effectivePlaceholder = useMemo(() => {
+    if (!isVoiceModeEnabled) return placeholder;
+    const voiceAction =
+      (settings.experimental.voice?.activationMode ?? 'push-to-talk') ===
+      'push-to-talk'
+        ? 'hold space to talk'
+        : 'space to talk';
+    return `  Type your message or ${voiceAction} (Esc to exit)`;
+  }, [
+    isVoiceModeEnabled,
+    placeholder,
+    settings.experimental.voice?.activationMode,
+  ]);
+
   const showCursor =
     focus && isShellFocused && !isEmbeddedShellFocused && !copyModeEnabled;
 
@@ -1786,6 +1800,7 @@ export const InputPrompt: React.FC<InputPromptProps> = ({
         useBackgroundColor={useBackgroundColor}
       >
         <Box flexGrow={1} flexDirection="row" paddingX={1}>
+          {isVoiceModeEnabled && <Text color={theme.text.accent}>🎤 </Text>}
           <Text
             color={statusColor ?? theme.text.accent}
             aria-label={statusText || undefined}
@@ -1812,35 +1827,25 @@ export const InputPrompt: React.FC<InputPromptProps> = ({
           <Box flexGrow={1} flexDirection="column" ref={innerBoxRef}>
             {isRecording && (
               <Box flexDirection="row" marginBottom={0}>
-                <Text color={theme.status.success}>🎙️ Listening...</Text>
-              </Box>
-            )}
-            {isVoiceModeEnabled && !isRecording && (
-              <Box flexDirection="row" marginBottom={0}>
-                <Text color={theme.text.secondary}>
-                  &gt; Voice mode:{' '}
-                  {(settings.experimental.voice?.activationMode ??
-                    'push-to-talk') === 'push-to-talk'
-                    ? 'Hold Space to record'
-                    : 'Space to start/stop recording'}{' '}
-                  (Esc to exit)
-                </Text>
+                <Text color={theme.status.success}>Listening...</Text>
               </Box>
             )}
             {buffer.text.length === 0 && !isRecording ? (
-              !isVoiceModeEnabled && placeholder ? (
+              effectivePlaceholder ? (
                 showCursor ? (
                   <Text
                     terminalCursorFocus={showCursor}
                     terminalCursorPosition={0}
                   >
-                    {chalk.inverse(placeholder.slice(0, 1))}
+                    {chalk.inverse(effectivePlaceholder.slice(0, 1))}
                     <Text color={theme.text.secondary}>
-                      {placeholder.slice(1)}
+                      {effectivePlaceholder.slice(1)}
                     </Text>
                   </Text>
                 ) : (
-                  <Text color={theme.text.secondary}>{placeholder}</Text>
+                  <Text color={theme.text.secondary}>
+                    {effectivePlaceholder}
+                  </Text>
                 )
               ) : null
             ) : (