replace /prompts with a rotating placeholder (#2314)

Author: nornagon-openai

codex-rs/Cargo.lock

@@ -75,6 +75,7 @@ tui-markdown = "0.3.3"
 unicode-segmentation = "1.12.0"
 unicode-width = "0.1"
 uuid = "1"
+rand = "0.9"
 
 [target.'cfg(unix)'.dependencies]
 libc = "0.2"
@@ -84,5 +85,5 @@ libc = "0.2"
 chrono = { version = "0.4", features = ["serde"] }
 insta = "1.43.1"
 pretty_assertions = "1"
-rand = "0.8"
+rand = "0.9"
 vt100 = "0.16.2"

codex-rs/tui/Cargo.toml

@@ -416,11 +416,6 @@ impl App<'_> {
                             widget.add_status_output();
                         }
                     }
-                    SlashCommand::Prompts => {
-                        if let AppState::Chat { widget } = &mut self.app_state {
-                            widget.add_prompts_output();
-                        }
-                    }
                     #[cfg(debug_assertions)]
                     SlashCommand::TestApproval => {
                         use codex_core::protocol::EventMsg;

codex-rs/tui/src/app.rs

@@ -98,6 +98,7 @@ mod tests {
             app_event_tx: AppEventSender::new(tx_raw2),
             has_input_focus: true,
             enhanced_keys_supported: false,
+            placeholder_text: "Ask Codex to do anything".to_string(),
         });
         assert_eq!(CancellationEvent::Handled, view.on_ctrl_c(&mut pane));
         assert!(view.queue.is_empty());

codex-rs/tui/src/bottom_pane/approval_modal_view.rs

@@ -31,7 +31,6 @@ use crate::bottom_pane::textarea::TextAreaState;
 use codex_file_search::FileMatch;
 use std::cell::RefCell;
 
-const BASE_PLACEHOLDER_TEXT: &str = "Ask Codex to do anything";
 /// If the pasted content exceeds this number of characters, replace it with a
 /// placeholder in the UI.
 const LARGE_PASTE_CHAR_THRESHOLD: usize = 1000;
@@ -61,6 +60,7 @@ pub(crate) struct ChatComposer {
     pending_pastes: Vec<(String, String)>,
     token_usage_info: Option<TokenUsageInfo>,
     has_focus: bool,
+    placeholder_text: String,
 }
 
 /// Popup state – at most one can be visible at any time.
@@ -75,6 +75,7 @@ impl ChatComposer {
         has_input_focus: bool,
         app_event_tx: AppEventSender,
         enhanced_keys_supported: bool,
+        placeholder_text: String,
     ) -> Self {
         let use_shift_enter_hint = enhanced_keys_supported;
 
@@ -91,6 +92,7 @@ impl ChatComposer {
             pending_pastes: Vec::new(),
             token_usage_info: None,
             has_focus: has_input_focus,
+            placeholder_text,
         }
     }
 
@@ -712,7 +714,7 @@ impl WidgetRef for &ChatComposer {
         let mut state = self.textarea_state.borrow_mut();
         StatefulWidgetRef::render_ref(&(&self.textarea), textarea_rect, buf, &mut state);
         if self.textarea.text().is_empty() {
-            Line::from(BASE_PLACEHOLDER_TEXT)
+            Line::from(self.placeholder_text.as_str())
                 .style(Style::default().dim())
                 .render_ref(textarea_rect.inner(Margin::new(1, 0)), buf);
         }
@@ -885,7 +887,8 @@ mod tests {
 
         let (tx, _rx) = std::sync::mpsc::channel();
         let sender = AppEventSender::new(tx);
-        let mut composer = ChatComposer::new(true, sender, false);
+        let mut composer =
+            ChatComposer::new(true, sender, false, "Ask Codex to do anything".to_string());
 
         let needs_redraw = composer.handle_paste("hello".to_string());
         assert!(needs_redraw);
@@ -908,7 +911,8 @@ mod tests {
 
         let (tx, _rx) = std::sync::mpsc::channel();
         let sender = AppEventSender::new(tx);
-        let mut composer = ChatComposer::new(true, sender, false);
+        let mut composer =
+            ChatComposer::new(true, sender, false, "Ask Codex to do anything".to_string());
 
         let large = "x".repeat(LARGE_PASTE_CHAR_THRESHOLD + 10);
         let needs_redraw = composer.handle_paste(large.clone());
@@ -937,7 +941,8 @@ mod tests {
         let large = "y".repeat(LARGE_PASTE_CHAR_THRESHOLD + 1);
         let (tx, _rx) = std::sync::mpsc::channel();
         let sender = AppEventSender::new(tx);
-        let mut composer = ChatComposer::new(true, sender, false);
+        let mut composer =
+            ChatComposer::new(true, sender, false, "Ask Codex to do anything".to_string());
 
         composer.handle_paste(large);
         assert_eq!(composer.pending_pastes.len(), 1);
@@ -973,7 +978,12 @@ mod tests {
 
         for (name, input) in test_cases {
             // Create a fresh composer for each test case
-            let mut composer = ChatComposer::new(true, sender.clone(), false);
+            let mut composer = ChatComposer::new(
+                true,
+                sender.clone(),
+                false,
+                "Ask Codex to do anything".to_string(),
+            );
 
             if let Some(text) = input {
                 composer.handle_paste(text);
@@ -1011,7 +1021,8 @@ mod tests {
 
         let (tx, rx) = std::sync::mpsc::channel();
         let sender = AppEventSender::new(tx);
-        let mut composer = ChatComposer::new(true, sender, false);
+        let mut composer =
+            ChatComposer::new(true, sender, false, "Ask Codex to do anything".to_string());
 
         // Type the slash command.
         for ch in [
@@ -1054,7 +1065,8 @@ mod tests {
 
         let (tx, rx) = std::sync::mpsc::channel();
         let sender = AppEventSender::new(tx);
-        let mut composer = ChatComposer::new(true, sender, false);
+        let mut composer =
+            ChatComposer::new(true, sender, false, "Ask Codex to do anything".to_string());
 
         for ch in ['/', 'm', 'e', 'n', 't', 'i', 'o', 'n'] {
             let _ = composer.handle_key_event(KeyEvent::new(KeyCode::Char(ch), KeyModifiers::NONE));
@@ -1093,7 +1105,8 @@ mod tests {
 
         let (tx, _rx) = std::sync::mpsc::channel();
         let sender = AppEventSender::new(tx);
-        let mut composer = ChatComposer::new(true, sender, false);
+        let mut composer =
+            ChatComposer::new(true, sender, false, "Ask Codex to do anything".to_string());
 
         // Define test cases: (paste content, is_large)
         let test_cases = [
@@ -1166,7 +1179,8 @@ mod tests {
 
         let (tx, _rx) = std::sync::mpsc::channel();
         let sender = AppEventSender::new(tx);
-        let mut composer = ChatComposer::new(true, sender, false);
+        let mut composer =
+            ChatComposer::new(true, sender, false, "Ask Codex to do anything".to_string());
 
         // Define test cases: (content, is_large)
         let test_cases = [
@@ -1232,7 +1246,8 @@ mod tests {
 
         let (tx, _rx) = std::sync::mpsc::channel();
         let sender = AppEventSender::new(tx);
-        let mut composer = ChatComposer::new(true, sender, false);
+        let mut composer =
+            ChatComposer::new(true, sender, false, "Ask Codex to do anything".to_string());
 
         // Define test cases: (cursor_position_from_end, expected_pending_count)
         let test_cases = [

codex-rs/tui/src/bottom_pane/chat_composer.rs

@@ -58,6 +58,7 @@ pub(crate) struct BottomPaneParams {
     pub(crate) app_event_tx: AppEventSender,
     pub(crate) has_input_focus: bool,
     pub(crate) enhanced_keys_supported: bool,
+    pub(crate) placeholder_text: String,
 }
 
 impl BottomPane<'_> {
@@ -69,6 +70,7 @@ impl BottomPane<'_> {
                 params.has_input_focus,
                 params.app_event_tx.clone(),
                 enhanced_keys_supported,
+                params.placeholder_text,
             ),
             active_view: None,
             app_event_tx: params.app_event_tx,
@@ -352,6 +354,7 @@ mod tests {
             app_event_tx: tx,
             has_input_focus: true,
             enhanced_keys_supported: false,
+            placeholder_text: "Ask Codex to do anything".to_string(),
         });
         pane.push_approval_request(exec_request());
         assert_eq!(CancellationEvent::Handled, pane.on_ctrl_c());
@@ -369,6 +372,7 @@ mod tests {
             app_event_tx: tx,
             has_input_focus: true,
             enhanced_keys_supported: false,
+            placeholder_text: "Ask Codex to do anything".to_string(),
         });
 
         // Create an approval modal (active view).
@@ -397,6 +401,7 @@ mod tests {
             app_event_tx: tx.clone(),
             has_input_focus: true,
             enhanced_keys_supported: false,
+            placeholder_text: "Ask Codex to do anything".to_string(),
         });
 
         // Start a running task so the status indicator replaces the composer.
@@ -446,6 +451,7 @@ mod tests {
             app_event_tx: tx,
             has_input_focus: true,
             enhanced_keys_supported: false,
+            placeholder_text: "Ask Codex to do anything".to_string(),
         });
 
         // Begin a task: show initial status.
@@ -477,6 +483,7 @@ mod tests {
             app_event_tx: tx,
             has_input_focus: true,
             enhanced_keys_supported: false,
+            placeholder_text: "Ask Codex to do anything".to_string(),
         });
 
         // Activate spinner (status view replaces composer) with no live ring.
@@ -528,6 +535,7 @@ mod tests {
             app_event_tx: tx,
             has_input_focus: true,
             enhanced_keys_supported: false,
+            placeholder_text: "Ask Codex to do anything".to_string(),
         });
 
         pane.set_task_running(true);