Change chat session icons

src/vs/workbench/api/browser/mainThreadChatSessions.ts

@@ -10,7 +10,6 @@ import { IMarkdownString, MarkdownString } from '../../../base/common/htmlConten
 import { Disposable, DisposableMap, DisposableStore, IDisposable } from '../../../base/common/lifecycle.js';
 import { revive } from '../../../base/common/marshalling.js';
 import { IObservable, observableValue, autorun } from '../../../base/common/observable.js';
-import { URI, UriComponents } from '../../../base/common/uri.js';
 import { localize } from '../../../nls.js';
 import { IDialogService } from '../../../platform/dialogs/common/dialogs.js';
 import { ILogService } from '../../../platform/log/common/log.js';
@@ -346,7 +345,7 @@ export class MainThreadChatSessions extends Disposable implements MainThreadChat
 			return sessions.map(session => ({
 				...session,
 				id: session.id,
-				iconPath: session.iconPath ? this._reviveIconPath(session.iconPath) : undefined,
+				iconPath: session.iconPath,
 				tooltip: session.tooltip ? this._reviveTooltip(session.tooltip) : undefined
 			}));
 		} catch (error) {
@@ -364,7 +363,7 @@ export class MainThreadChatSessions extends Disposable implements MainThreadChat
 			return {
 				...chatSessionItem,
 				id: chatSessionItem.id,
-				iconPath: chatSessionItem.iconPath ? this._reviveIconPath(chatSessionItem.iconPath) : undefined,
+				iconPath: chatSessionItem.iconPath,
 				tooltip: chatSessionItem.tooltip ? this._reviveTooltip(chatSessionItem.tooltip) : undefined,
 			};
 		} catch (error) {
@@ -472,33 +471,6 @@ export class MainThreadChatSessions extends Disposable implements MainThreadChat
 		super.dispose();
 	}
 
-	private _reviveIconPath(
-		iconPath: UriComponents | { light: UriComponents; dark: UriComponents } | { id: string; color?: { id: string } | undefined })
-		: IChatSessionItem['iconPath'] {
-		if (!iconPath) {
-			return undefined;
-		}
-
-		// Handle ThemeIcon (has id property)
-		if (typeof iconPath === 'object' && 'id' in iconPath) {
-			return iconPath; // ThemeIcon doesn't need conversion
-		}
-
-		// handle single URI
-		if (typeof iconPath === 'object' && 'scheme' in iconPath) {
-			return URI.revive(iconPath);
-		}
-
-		// Handle light/dark theme icons
-		if (typeof iconPath === 'object' && ('light' in iconPath && 'dark' in iconPath)) {
-			return {
-				light: URI.revive(iconPath.light),
-				dark: URI.revive(iconPath.dark)
-			};
-		}
-		return undefined;
-	}
-
 	private _reviveTooltip(tooltip: string | IMarkdownString | undefined): string | MarkdownString | undefined {
 		if (!tooltip) {
 			return undefined;

src/vs/workbench/api/common/extHostChatSessions.ts

@@ -148,7 +148,6 @@ export class ExtHostChatSessions extends Disposable implements ExtHostChatSessio
 		return {
 			id: sessionContent.id,
 			label: sessionContent.label,
-			iconPath: sessionContent.iconPath,
 			description: sessionContent.description,
 			status: this.convertChatSessionStatus(sessionContent.status),
 			tooltip: typeConvert.MarkdownString.fromStrict(sessionContent.tooltip),

src/vs/workbench/contrib/chat/browser/chatSessions.contribution.ts

@@ -262,6 +262,7 @@ export class ChatSessionsService extends Disposable implements IChatSessionsServ
 						override: ChatEditorInput.EditorID,
 						pinned: true,
 						chatSessionType: type, // This will 'lock' the UI of the new, unattached editor to our chat session type
+						ignoreInView: true,
 					};
 					await editorService.openEditor({
 						resource: ChatEditorInput.getNewEditorUri(),

src/vs/workbench/contrib/chat/browser/chatSessions.ts

@@ -970,6 +970,20 @@ class SessionsRenderer extends Disposable implements ITreeRenderer<IChatSessionI
 		};
 	}
 
+	statusToIcon(status?: ChatSessionStatus) {
+		switch (status) {
+			case ChatSessionStatus.InProgress:
+				return Codicon.loading;
+			case ChatSessionStatus.Completed:
+				return Codicon.pass;
+			case ChatSessionStatus.Failed:
+				return Codicon.error;
+			default:
+				return Codicon.circleOutline;
+		}
+
+	}
+
 	renderElement(element: ITreeNode<IChatSessionItem, FuzzyScore>, index: number, templateData: ISessionTemplateData): void {
 		const session = element.element;
 		const sessionWithProvider = session as ChatSessionItemWithProvider;
@@ -1015,24 +1029,12 @@ class SessionsRenderer extends Disposable implements ITreeRenderer<IChatSessionI
 		// Handle different icon types
 		let iconResource: URI | undefined;
 		let iconTheme: ThemeIcon | undefined;
-		let iconUri: URI | undefined;
-
-		if (session.iconPath) {
-			if (session.iconPath instanceof URI) {
-				// Check if it's a data URI - if so, use it as icon option instead of resource
-				if (session.iconPath.scheme === 'data') {
-					iconUri = session.iconPath;
-				} else {
-					iconResource = session.iconPath;
-				}
-			} else if (ThemeIcon.isThemeIcon(session.iconPath)) {
-				iconTheme = session.iconPath;
-			} else {
-				// Handle {light, dark} structure
-				iconResource = session.iconPath.light;
-			}
+		if (!session.iconPath && session.id !== 'show-history') {
+			iconTheme = this.statusToIcon(session.status);
+		} else {
+			iconTheme = session.iconPath;
 		}
-		// Apply color styling if specified
+
 		if (iconTheme?.color?.id) {
 			this.applyIconColorStyle(iconTheme.id, iconTheme.color.id);
 		}
@@ -1044,7 +1046,7 @@ class SessionsRenderer extends Disposable implements ITreeRenderer<IChatSessionI
 			resource: iconResource
 		}, {
 			fileKind: undefined,
-			icon: iconTheme || iconUri,
+			icon: iconTheme,
 			title: 'tooltip' in session && session.tooltip ?
 				(typeof session.tooltip === 'string' ? session.tooltip :
 					isMarkdownString(session.tooltip) ? {

src/vs/workbench/contrib/chat/browser/media/chatSessions.css

@@ -96,6 +96,14 @@
 	overflow: hidden;
 }
 
+.chat-sessions-tree-container .chat-session-item .monaco-icon-label::before {
+	text-align: center;
+}
+
+.chat-sessions-tree-container .chat-session-item .monaco-icon-label.codicon-loading::before {
+	animation: codicon-spin 1.5s steps(30) infinite;
+}
+
 /* Timestamp styling - similar to timeline pane */
 .chat-sessions-tree-container .chat-session-item .timestamp-container {
 	margin-left: auto;

src/vs/workbench/contrib/chat/common/chatSessionsService.ts

@@ -8,7 +8,6 @@ import { CancellationToken } from '../../../../base/common/cancellation.js';
 import { Event } from '../../../../base/common/event.js';
 import { IObservable } from '../../../../base/common/observable.js';
 import { createDecorator } from '../../../../platform/instantiation/common/instantiation.js';
-import { URI } from '../../../../base/common/uri.js';
 import { ThemeIcon } from '../../../../base/common/themables.js';
 import { IChatProgress } from './chatService.js';
 import { IChatAgentRequest } from './chatAgents.js';
@@ -34,10 +33,7 @@ export interface IChatSessionsExtensionPoint {
 export interface IChatSessionItem {
 	id: string;
 	label: string;
-	iconPath?: URI | {
-		light: URI;
-		dark: URI;
-	} | ThemeIcon;
+	iconPath?: ThemeIcon;
 	description?: string | IMarkdownString;
 	status?: ChatSessionStatus;
 	tooltip?: string | IMarkdownString;