From 3dd1a99660cd9276763cf0de83641550cfea33b3 Mon Sep 17 00:00:00 2001
From: Alex Monk <krenair@wikimedia.org>
Date: Tue, 1 Jul 2014 01:01:39 +0100
Subject: [PATCH] Don't offer to retain changes when switching to wikitext
 editor by tab if no changes have been made

Bug: 57462
Change-Id: Ifa978447a5b6215ebdafdfd4fa8056a1ee11aea5
---
 modules/ve-mw/init/targets/ve.init.mw.ViewPageTarget.js | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/modules/ve-mw/init/targets/ve.init.mw.ViewPageTarget.js b/modules/ve-mw/init/targets/ve.init.mw.ViewPageTarget.js
index 2dc7ba0843..efcaeb9f82 100644
--- a/modules/ve-mw/init/targets/ve.init.mw.ViewPageTarget.js
+++ b/modules/ve-mw/init/targets/ve.init.mw.ViewPageTarget.js
@@ -1097,8 +1097,10 @@ ve.init.mw.ViewPageTarget.prototype.setupSkinTabs = function () {
 			.click( ve.bind( this.onViewTabClick, this ) );
 
 		$( '#ca-viewsource, #ca-edit' ).click( function ( e ) {
-			viewPageTarget.editSource();
-			e.preventDefault();
+			if ( viewPageTarget.surface.getModel().hasBeenModified() ) {
+				viewPageTarget.editSource();
+				e.preventDefault();
+			}
 		} );
 	}