From b31272c2c9f458cc6b3c2152066da84cf272214b Mon Sep 17 00:00:00 2001
From: Eric Amodio <eamodio@gmail.com>
Date: Tue, 25 Aug 2020 03:08:56 -0400
Subject: [PATCH] Changes follow cursor to toggle mode file/line

---
 package.json                 |  8 ++++----
 src/views/fileHistoryView.ts |  5 +++--
 src/views/viewBase.ts        | 11 +++++++++++
 3 files changed, 18 insertions(+), 6 deletions(-)

diff --git a/package.json b/package.json
index 64e090d..a450175 100644
--- a/package.json
+++ b/package.json
@@ -3182,15 +3182,15 @@
 			},
 			{
 				"command": "gitlens.views.fileHistory.setCursorFollowingOn",
-				"title": "Follow the Cursor",
+				"title": "Toggle Mode (File)",
 				"category": "GitLens",
-				"icon": "$(eye)"
+				"icon": "$(file)"
 			},
 			{
 				"command": "gitlens.views.fileHistory.setCursorFollowingOff",
-				"title": "Unfollow the Cursor",
+				"title": "Toggle Mode (Line)",
 				"category": "GitLens",
-				"icon": "$(eye-closed)"
+				"icon": "$(list-selection)"
 			},
 			{
 				"command": "gitlens.views.fileHistory.setRenameFollowingOn",
diff --git a/src/views/fileHistoryView.ts b/src/views/fileHistoryView.ts
index aff24f7..9997658 100644
--- a/src/views/fileHistoryView.ts
+++ b/src/views/fileHistoryView.ts
@@ -134,12 +134,13 @@ export class FileHistoryView extends ViewBase<FileHistoryTrackerNode | LineHisto
 		this._followCursor = enabled;
 		void setCommandContext(CommandContext.ViewsFileHistoryCursorFollowing, enabled);
 
+		this.title = this._followCursor ? 'Line History' : 'File History';
+		this.titleContext = this._followCursor ? this.titleContext : undefined;
+
 		const root = this.ensureRoot(true);
 		root.setEditorFollowing(this._followEditor);
 		void root.ensureSubscription();
 		void this.refresh(true);
-
-		this.titleContext = this._followCursor ? this.titleContext : undefined;
 	}
 
 	private _followEditor: boolean = true;
diff --git a/src/views/viewBase.ts b/src/views/viewBase.ts
index a196ef5..bd99571 100644
--- a/src/views/viewBase.ts
+++ b/src/views/viewBase.ts
@@ -113,9 +113,20 @@ export abstract class ViewBase<TRoot extends ViewNode<View>> implements TreeData
 		this.updateTitle();
 	}
 
+	private _updateTitleDebounced: (() => void) | undefined = undefined;
 	private updateTitle() {
 		if (this._tree == null) return;
 
+		if (this._updateTitleDebounced === undefined) {
+			this._updateTitleDebounced = Functions.debounce(this.updateTitleCore.bind(this), 100);
+		}
+
+		this._updateTitleDebounced();
+	}
+
+	private updateTitleCore() {
+		if (this._tree == null) return;
+
 		this._tree.title = `${this.title}${this.titleContext ? ` ${GlyphChars.Dot} ${this.titleContext}` : ''}${
 			this.description ? ` ${this.description}` : ''
 		}`;