From d90acf88e3f73dd00e85ee9435ddc4263acfcfbb Mon Sep 17 00:00:00 2001
From: Cheng-Han, Wu
Date: Fri, 27 May 2016 02:04:38 +0800
Subject: Update and fix editor might not sync scrolling from edit mode to both
 mode

---
 public/js/index.js      | 25 ++++++++++++++++---------
 public/js/syncscroll.js |  6 +-----
 2 files changed, 17 insertions(+), 14 deletions(-)

(limited to 'public')

diff --git a/public/js/index.js b/public/js/index.js
index 832e0d15..8671af46 100644
--- a/public/js/index.js
+++ b/public/js/index.js
@@ -721,15 +721,17 @@ function windowResizeInner(callback) {
     //refresh editor
     if (loaded) {
         if (editor.getOption('scrollbarStyle') === 'native') {
-            clearMap();
-            if (editorHasFocus()) {
-                syncScrollToView();
-            } else {
-                syncScrollToEdit();
-            }
-            updateScrollspy();
-            if (callback && typeof callback === 'function')
-                callback();
+            setTimeout(function () {
+                clearMap();
+                if (editorHasFocus()) {
+                    syncScrollToView();
+                } else {
+                    syncScrollToEdit();
+                }
+                updateScrollspy();
+                if (callback && typeof callback === 'function')
+                    callback();
+            }, 1);
         } else {
             // force it load all docs at once to prevent scroll knob blink
             editor.setOption('viewportMargin', Infinity);
@@ -1030,6 +1032,11 @@ function changeMode(type) {
         preventSyncScrollToEdit = 2;
         syncScrollToView();
     }
+    
+    if (lastMode == modeType.both && currentMode != modeType.both) {
+        preventSyncScrollToView = false;
+        preventSyncScrollToEdit = false;
+    }
 
     if (lastMode != modeType.edit && currentMode == modeType.edit) {
         editor.refresh();
diff --git a/public/js/syncscroll.js b/public/js/syncscroll.js
index 9d0bbe02..53070fc4 100644
--- a/public/js/syncscroll.js
+++ b/public/js/syncscroll.js
@@ -120,11 +120,7 @@ var viewScrollingDebounce = 200;
 var editScrolling = false;
 var editScrollingDebounce = 200;
 
-if (editor.getOption('scrollbarStyle') === 'native') {
-    ui.area.codemirrorScroll.on('scroll', _.throttle(syncScrollToView, editScrollThrottle));
-} else {
-    editor.on('scroll', _.throttle(syncScrollToView, editScrollThrottle));
-}
+ui.area.codemirrorScroll.on('scroll', _.throttle(syncScrollToView, editScrollThrottle));
 ui.area.view.on('scroll', _.throttle(syncScrollToEdit, viewScrollThrottle));
 
 var scrollMap, lineHeightMap, viewTop, viewBottom;
-- 
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