From e62daef500d759113e6177a0bc69c31588f7dc80 Mon Sep 17 00:00:00 2001
From: zensh <admin@zensh.com>
Date: Fri, 21 Nov 2014 11:46:49 +0800
Subject: [PATCH] fix selection bug for IE

---
 src/pen.js | 13 +++++++++----
 1 file changed, 9 insertions(+), 4 deletions(-)

diff --git a/src/pen.js b/src/pen.js
index d1de877..dd4735d 100644
--- a/src/pen.js
+++ b/src/pen.js
@@ -273,6 +273,7 @@
 
     addListener(ctx, editor, 'blur', function() {
       checkPlaceholder(ctx);
+      ctx.checkContentChange();
     });
 
     // listen for paste and clear style
@@ -507,8 +508,10 @@
       range = this.getRange();
       range.collapse(false); // set to end
     }
-    selection.removeAllRanges();
-    selection.addRange(range);
+    try {
+      selection.removeAllRanges();
+      selection.addRange(range);
+    } catch (e) {/* IE throws error sometimes*/}
     return this;
   };
 
@@ -696,8 +699,10 @@
 
     if (!isAJoke) {
       removeAllListeners(this);
-      selection.removeAllRanges();
-      this._menu.parentNode.removeChild(this._menu);
+      try {
+        selection.removeAllRanges();
+        this._menu.parentNode.removeChild(this._menu);
+      } catch (e) {/* IE throws error sometimes*/}
     } else {
       initToolbar(this);
       initEvents(this);