feat: Ctrl+O to expand paste placeholder (#18103)

packages/cli/src/ui/contexts/UIActionsContext.tsx

@@ -68,7 +68,6 @@ export interface UIActions {
   handleApiKeyCancel: () => void;
   setBannerVisible: (visible: boolean) => void;
   setShortcutsHelpVisible: (visible: boolean) => void;
-  handleWarning: (message: string) => void;
   setEmbeddedShellFocused: (value: boolean) => void;
   dismissBackgroundShell: (pid: number) => void;
   setActiveBackgroundShellPid: (pid: number) => void;

packages/cli/src/ui/contexts/UIStateContext.tsx

@@ -27,6 +27,7 @@ import type {
   ValidationIntent,
   AgentDefinition,
 } from '@google/gemini-cli-core';
+import { type TransientMessageType } from '../../utils/events.js';
 import type { DOMElement } from 'ink';
 import type { SessionStatsState } from '../contexts/SessionContext.js';
 import type { ExtensionUpdateState } from '../state/extensions.js';
@@ -152,7 +153,6 @@ export interface UIState {
   showDebugProfiler: boolean;
   showFullTodos: boolean;
   copyModeEnabled: boolean;
-  warningMessage: string | null;
   bannerData: {
     defaultText: string;
     warningText: string;
@@ -167,6 +167,10 @@ export interface UIState {
   isBackgroundShellListOpen: boolean;
   adminSettingsChanged: boolean;
   newAgents: AgentDefinition[] | null;
+  transientMessage: {
+    text: string;
+    type: TransientMessageType;
+  } | null;
 }
 
 export const UIStateContext = createContext<UIState | null>(null);