From 2a6b315d647401334353bc29cacda3ca14161a19 Mon Sep 17 00:00:00 2001
From: Ekaterina Tuzova <Ekaterina.Tuzova@jetbrains.com>
Date: Fri, 9 Jun 2017 18:42:07 +0300
Subject: [PATCH] Jupyter: update scroll position accurately

---
 .../src/org/jetbrains/plugins/ipnb/editor/IpnbFileEditor.java | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/python/ipnb/src/org/jetbrains/plugins/ipnb/editor/IpnbFileEditor.java b/python/ipnb/src/org/jetbrains/plugins/ipnb/editor/IpnbFileEditor.java
index 2919ac5c0931..2421b6c98017 100644
--- a/python/ipnb/src/org/jetbrains/plugins/ipnb/editor/IpnbFileEditor.java
+++ b/python/ipnb/src/org/jetbrains/plugins/ipnb/editor/IpnbFileEditor.java
@@ -277,10 +277,10 @@ public class IpnbFileEditor extends UserDataHolderBase implements FileEditor {
 
     final Rectangle cellBounds = ipnbPanel.getBounds();
     final int shift = 2;
-    if (cellBounds.getY() <= rect.getY()) {
+    if (cellBounds.getY() <= rect.getY() || cellBounds.getY() >= rect.getY() + rect.height) {
       myScrollPane.getVerticalScrollBar().setValue(cellBounds.y - shift);
     }
-    if (cellBounds.getY() + cellBounds.getHeight() > rect.getY() + rect.getHeight()) {
+    if (cellBounds.getY() + cellBounds.getHeight() > rect.getY() + rect.getHeight() && cellBounds.height < rect.height) {
       myScrollPane.getVerticalScrollBar().setValue(cellBounds.y - rect.height + cellBounds.height + shift);
     }
   }