feat(tui2) /personality

codex-rs/tui2/src/app.rs

@@ -1725,8 +1725,12 @@ impl App {
             AppEvent::OpenAllModelsPopup { models } => {
                 self.chat_widget.open_all_models_popup(models);
             }
-            AppEvent::OpenFullAccessConfirmation { preset } => {
-                self.chat_widget.open_full_access_confirmation(preset);
+            AppEvent::OpenFullAccessConfirmation {
+                preset,
+                return_to_permissions,
+            } => {
+                self.chat_widget
+                    .open_full_access_confirmation(preset, return_to_permissions);
             }
             AppEvent::OpenWorldWritableWarningConfirmation {
                 preset,
@@ -2070,6 +2074,9 @@ impl App {
             AppEvent::OpenApprovalsPopup => {
                 self.chat_widget.open_approvals_popup();
             }
+            AppEvent::OpenPermissionsPopup => {
+                self.chat_widget.open_permissions_popup();
+            }
             AppEvent::OpenReviewBranchPicker(cwd) => {
                 self.chat_widget.show_review_branch_picker(&cwd).await;
             }

codex-rs/tui2/src/app_event.rs

@@ -119,6 +119,7 @@ pub(crate) enum AppEvent {
     /// Open the confirmation prompt before enabling full access mode.
     OpenFullAccessConfirmation {
         preset: ApprovalPreset,
+        return_to_permissions: bool,
     },
 
     /// Open the Windows world-writable directories warning.
@@ -201,6 +202,9 @@ pub(crate) enum AppEvent {
     /// Re-open the approval presets popup.
     OpenApprovalsPopup,
 
+    /// Re-open the permissions presets popup.
+    OpenPermissionsPopup,
+
     /// Open the branch picker option from the review popup.
     OpenReviewBranchPicker(PathBuf),
 

codex-rs/tui2/src/bottom_pane/command_popup.rs

@@ -297,7 +297,17 @@ mod tests {
                 CommandItem::UserPrompt(_) => None,
             })
             .collect();
-        assert_eq!(cmds, vec!["model", "resume", "compact", "mention", "mcp"]);
+        assert_eq!(
+            cmds,
+            vec![
+                "model",
+                "permissions",
+                "resume",
+                "compact",
+                "mention",
+                "mcp"
+            ]
+        );
     }
 
     #[test]

codex-rs/tui2/src/bottom_pane/list_selection_view.rs

@@ -559,7 +559,7 @@ mod tests {
         ];
         ListSelectionView::new(
             SelectionViewParams {
-                title: Some("Select Approval Mode".to_string()),
+                title: Some("Update Model Permissions".to_string()),
                 subtitle: subtitle.map(str::to_string),
                 footer_hint: Some(standard_popup_hint_line()),
                 items,
@@ -629,7 +629,7 @@ mod tests {
         ]);
         let view = ListSelectionView::new(
             SelectionViewParams {
-                title: Some("Select Approval Mode".to_string()),
+                title: Some("Update Model Permissions".to_string()),
                 footer_note: Some(footer_note),
                 footer_hint: Some(standard_popup_hint_line()),
                 items,
@@ -656,7 +656,7 @@ mod tests {
         }];
         let mut view = ListSelectionView::new(
             SelectionViewParams {
-                title: Some("Select Approval Mode".to_string()),
+                title: Some("Update Model Permissions".to_string()),
                 footer_hint: Some(standard_popup_hint_line()),
                 items,
                 is_searchable: true,

codex-rs/tui2/src/bottom_pane/snapshots/codex_tui2__bottom_pane__chat_composer__tests__slash_popup_mo.snap

@@ -5,5 +5,5 @@ expression: terminal.backend()
 "                                                            "
 "› /mo                                                       "
 "                                                            "
-"  /model    choose what model and reasoning effort to use   "
-"  /mention  mention a file                                  "
+"  /model        choose what model and reasoning effort to   "
+"                use                                         "

codex-rs/tui2/src/bottom_pane/snapshots/codex_tui2__bottom_pane__list_selection_view__tests__list_selection_footer_note_wraps.snap

@@ -1,10 +1,9 @@
 ---
 source: tui2/src/bottom_pane/list_selection_view.rs
-assertion_line: 640
 expression: "render_lines_with_width(&view, 40)"
 ---
                                         
-  Select Approval Mode                  
+  Update Model Permissions              
                                         
 › 1. Read Only (current)  Codex can     
                           read files    

codex-rs/tui2/src/bottom_pane/snapshots/codex_tui2__bottom_pane__list_selection_view__tests__list_selection_spacing_with_subtitle.snap

@@ -3,7 +3,7 @@ source: tui2/src/bottom_pane/list_selection_view.rs
 expression: render_lines(&view)
 ---
                                                 
-  Select Approval Mode                          
+  Update Model Permissions                      
   Switch between Codex approval presets         
                                                 
 › 1. Read Only (current)  Codex can read files  

codex-rs/tui2/src/bottom_pane/snapshots/codex_tui2__bottom_pane__list_selection_view__tests__list_selection_spacing_without_subtitle.snap

@@ -3,7 +3,7 @@ source: tui2/src/bottom_pane/list_selection_view.rs
 expression: render_lines(&view)
 ---
                                                 
-  Select Approval Mode                          
+  Update Model Permissions                      
                                                 
 › 1. Read Only (current)  Codex can read files  
   2. Full Access          Codex can edit files  

codex-rs/tui2/src/chatwidget.rs

@@ -2020,6 +2020,9 @@ impl ChatWidget {
             SlashCommand::Approvals => {
                 self.open_approvals_popup();
             }
+            SlashCommand::Permissions => {
+                self.open_permissions_popup();
+            }
             SlashCommand::ElevateSandbox => {
                 #[cfg(target_os = "windows")]
                 {
@@ -3225,6 +3228,52 @@ impl ChatWidget {
 
     /// Open a popup to choose the approvals mode (ask for approval policy + sandbox policy).
     pub(crate) fn open_approvals_popup(&mut self) {
+        self.open_approval_mode_popup(
+            "Update Model Permissions",
+            true,
+            false,
+            |preset, is_windows_degraded| {
+                if preset.id == "auto" && is_windows_degraded {
+                    "Agent (non-elevated sandbox)".to_string()
+                } else {
+                    preset.label.to_string()
+                }
+            },
+            |preset| preset.description.to_string(),
+        );
+    }
+
+    /// Open a popup to choose the permissions mode (approval policy + sandbox policy).
+    pub(crate) fn open_permissions_popup(&mut self) {
+        let include_read_only = cfg!(target_os = "windows");
+        self.open_approval_mode_popup(
+            "Update Model Permissions",
+            include_read_only,
+            true,
+            |preset, _| match preset.id {
+                "read-only" => "Read Only".to_string(),
+                "auto" => "Default".to_string(),
+                "full-access" => "Full Access".to_string(),
+                _ => preset.label.to_string(),
+            },
+            |preset| match preset.id {
+                "auto" => format!("{} Identical to Agent approvals.", preset.description),
+                _ => preset.description.to_string(),
+            },
+        );
+    }
+
+    fn open_approval_mode_popup<F, D>(
+        &mut self,
+        title: &str,
+        include_read_only: bool,
+        return_to_permissions: bool,
+        label_for_preset: F,
+        description_for_preset: D,
+    ) where
+        F: Fn(&ApprovalPreset, bool) -> String,
+        D: Fn(&ApprovalPreset) -> String,
+    {
         let current_approval = self.config.approval_policy.value();
         let current_sandbox = self.config.sandbox_policy.get();
         let mut items: Vec<SelectionItem> = Vec::new();
@@ -3241,15 +3290,13 @@ impl ChatWidget {
             && presets.iter().any(|preset| preset.id == "auto");
 
         for preset in presets.into_iter() {
+            if !include_read_only && preset.id == "read-only" {
+                continue;
+            }
             let is_current =
                 Self::preset_matches_current(current_approval, current_sandbox, &preset);
-            let name = if preset.id == "auto" && windows_degraded_sandbox_enabled {
-                "Agent (non-elevated sandbox)".to_string()
-            } else {
-                preset.label.to_string()
-            };
-            let description_text = preset.description;
-            let description = Some(description_text.to_string());
+            let name = label_for_preset(&preset, windows_degraded_sandbox_enabled);
+            let description = Some(description_for_preset(&preset));
             let requires_confirmation = preset.id == "full-access"
                 && !self
                     .config
@@ -3261,6 +3308,7 @@ impl ChatWidget {
                 vec![Box::new(move |tx| {
                     tx.send(AppEvent::OpenFullAccessConfirmation {
                         preset: preset_clone.clone(),
+                        return_to_permissions,
                     });
                 })]
             } else if preset.id == "auto" {
@@ -3329,7 +3377,7 @@ impl ChatWidget {
         });
 
         self.bottom_pane.show_selection_view(SelectionViewParams {
-            title: Some("Select Approval Mode".to_string()),
+            title: Some(title.to_string()),
             footer_note,
             footer_hint: Some(standard_popup_hint_line()),
             items,
@@ -3410,7 +3458,11 @@ impl ChatWidget {
         None
     }
 
-    pub(crate) fn open_full_access_confirmation(&mut self, preset: ApprovalPreset) {
+    pub(crate) fn open_full_access_confirmation(
+        &mut self,
+        preset: ApprovalPreset,
+        return_to_permissions: bool,
+    ) {
         let approval = preset.approval;
         let sandbox = preset.sandbox;
         let mut header_children: Vec<Box<dyn Renderable>> = Vec::new();
@@ -3438,8 +3490,12 @@ impl ChatWidget {
             tx.send(AppEvent::PersistFullAccessWarningAcknowledged);
         }));
 
-        let deny_actions: Vec<SelectionAction> = vec![Box::new(|tx| {
-            tx.send(AppEvent::OpenApprovalsPopup);
+        let deny_actions: Vec<SelectionAction> = vec![Box::new(move |tx| {
+            if return_to_permissions {
+                tx.send(AppEvent::OpenPermissionsPopup);
+            } else {
+                tx.send(AppEvent::OpenApprovalsPopup);
+            }
         })];
 
         let items = vec![

codex-rs/tui2/src/chatwidget/snapshots/codex_tui2__chatwidget__tests__approvals_selection_popup.snap

@@ -2,12 +2,11 @@
 source: tui2/src/chatwidget/tests.rs
 expression: popup
 ---
-  Select Approval Mode
+  Update Model Permissions
 
 › 1. Read Only (current)  Requires approval to edit files and run commands.
   2. Agent                Read and edit files, and run commands.
-  3. Agent (full access)  Codex can edit files outside this workspace and run
-                          commands with network access. Exercise caution when
-                          using.
+  3. Agent (full access)  Codex can edit files outside this workspace and
+                          access the internet. Exercise caution when using.
 
   Press enter to confirm or esc to go back

codex-rs/tui2/src/chatwidget/tests.rs

@@ -2404,7 +2404,7 @@ async fn full_access_confirmation_popup_snapshot() {
         .into_iter()
         .find(|preset| preset.id == "full-access")
         .expect("full access preset");
-    chat.open_full_access_confirmation(preset);
+    chat.open_full_access_confirmation(preset, false);
 
     let popup = render_bottom_popup(&chat, 80);
     assert_snapshot!("full_access_confirmation_popup", popup);

codex-rs/tui2/src/history_cell.rs

@@ -1009,6 +1009,11 @@ pub(crate) fn new_session_info(
                 "/approvals".into(),
                 " - choose what Codex can do without approval".dim(),
             ]),
+            Line::from(vec![
+                "  ".into(),
+                "/permissions".into(),
+                " - choose what Codex is allowed to do".dim(),
+            ]),
             Line::from(vec![
                 "  ".into(),
                 "/model".into(),

codex-rs/tui2/src/slash_command.rs

@@ -14,6 +14,7 @@ pub enum SlashCommand {
     // more frequently used commands should be listed first.
     Model,
     Approvals,
+    Permissions,
     #[strum(serialize = "setup-elevated-sandbox")]
     ElevateSandbox,
     Skills,
@@ -57,6 +58,7 @@ impl SlashCommand {
             SlashCommand::Model => "choose what model and reasoning effort to use",
             SlashCommand::Collab => "change collaboration mode (experimental)",
             SlashCommand::Approvals => "choose what Codex can do without approval",
+            SlashCommand::Permissions => "choose what Codex is allowed to do",
             SlashCommand::ElevateSandbox => "set up elevated agent sandbox",
             SlashCommand::Mcp => "list configured MCP tools",
             SlashCommand::Logout => "log out of Codex",
@@ -82,6 +84,7 @@ impl SlashCommand {
             // | SlashCommand::Undo
             | SlashCommand::Model
             | SlashCommand::Approvals
+            | SlashCommand::Permissions
             | SlashCommand::ElevateSandbox
             | SlashCommand::Review
             | SlashCommand::Logout => false,