From 97ff3e51ff425a8da52cb88c269f2e59ff2724af Mon Sep 17 00:00:00 2001
From: Benjamin Christopher Simmonds
 <44439583+benibenj@users.noreply.github.com>
Date: Fri, 17 Jan 2025 16:12:25 +0100
Subject: [PATCH] Prevent NES flickering when switching tab actions (#238133)

fixes https://github.com/microsoft/vscode-copilot/issues/11743
---
 .../inlineCompletions/browser/view/inlineEdits/view.ts     | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/src/vs/editor/contrib/inlineCompletions/browser/view/inlineEdits/view.ts b/src/vs/editor/contrib/inlineCompletions/browser/view/inlineEdits/view.ts
index 8f8286d43a8d6..37aea03afe9ce 100644
--- a/src/vs/editor/contrib/inlineCompletions/browser/view/inlineEdits/view.ts
+++ b/src/vs/editor/contrib/inlineCompletions/browser/view/inlineEdits/view.ts
@@ -81,7 +81,12 @@ export class InlineEditsView extends Disposable {
 		)!;
 
 		this._previewTextModel.setLanguage(this._editor.getModel()!.getLanguageId());
-		this._previewTextModel.setValue(newText);
+
+		const previousNewText = this._previewTextModel.getValue();
+		if (previousNewText !== newText) {
+			// Only update the model if the text has changed to avoid flickering
+			this._previewTextModel.setValue(newText);
+		}
 
 		return {
 			state,