From 2814203c3314c14c09779d91e17fb7a6f5872199 Mon Sep 17 00:00:00 2001
From: Fabian Jakobs <fabian.jakobs@web.de>
Date: Fri, 3 Feb 2012 15:42:59 +0100
Subject: [PATCH] fix click offset bug

---
 lib/ace/virtual_renderer.js | 14 +++++++++++---
 1 file changed, 11 insertions(+), 3 deletions(-)

diff --git a/lib/ace/virtual_renderer.js b/lib/ace/virtual_renderer.js
index 4cef8254..0e6b9f7c 100644
--- a/lib/ace/virtual_renderer.js
+++ b/lib/ace/virtual_renderer.js
@@ -110,7 +110,9 @@ var VirtualRenderer = function(container, theme) {
     this.scrollLeft = 0;
     
     event.addListener(this.scroller, "scroll", function() {
-        _self.session.setScrollLeft(_self.scroller.scrollLeft);
+        var scrollLeft = _self.scroller.scrollLeft;
+        _self.scrollLeft = scrollLeft;
+        _self.session.setScrollLeft(scrollLeft);
     });
 
     this.cursorPos = {
@@ -422,9 +424,15 @@ var VirtualRenderer = function(container, theme) {
             this.$computeLayerConfig();
 
         // horizontal scrolling
-        if (changes & this.CHANGE_H_SCROLL)
+        if (changes & this.CHANGE_H_SCROLL) {
             this.scroller.scrollLeft = this.scrollLeft;
-
+            
+            // read the value after writing it since the value might get clipped
+            var scrollLeft = this.scroller.scrollLeft;
+            this.scrollLeft = scrollLeft;
+            this.session.setScrollLeft(scrollLeft);
+        }
+        
         // full
         if (changes & this.CHANGE_FULL) {
             this.$textLayer.checkForSizeChanges();