From bea0d208c193e98c5ea79af4c8c24651da921fd3 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?L=C3=A9a=20Saviot?= <lea.saviot@numworks.com>
Date: Tue, 23 Jan 2018 09:57:30 +0100
Subject: [PATCH] [escher] ScrollableExpressionViewWithCursor handles Back
 event.

Change-Id: I8d98040e34740b48ee8285e5356ea94cd48f2e98
---
 escher/src/scrollable_expression_view_with_cursor.cpp | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/escher/src/scrollable_expression_view_with_cursor.cpp b/escher/src/scrollable_expression_view_with_cursor.cpp
index 4ce4d5c6a..7a14de953 100644
--- a/escher/src/scrollable_expression_view_with_cursor.cpp
+++ b/escher/src/scrollable_expression_view_with_cursor.cpp
@@ -131,6 +131,11 @@ bool ScrollableExpressionViewWithCursor::privateHandleEvent(Ion::Events::Event e
     m_expressionViewWithCursor.cursor()->setPosition(Poincare::ExpressionLayoutCursor::Position::Right);
     return true;
   }
+  if (event == Ion::Events::Back && isEditing()) {
+    setEditing(false);
+    m_delegate->scrollableExpressionViewWithCursorDidAbortEditing(this);
+    return true;
+  }
   if (event == Ion::Events::Division) {
     m_expressionViewWithCursor.cursor()->addFractionLayoutAndCollapseBrothers();
     return true;