From 9eef8dfb9e4b212b5ca1dd5757ad8eb1b31bec37 Mon Sep 17 00:00:00 2001
From: DanyaPostfactum <danya.postfactum@gmail.com>
Date: Wed, 2 Oct 2013 02:52:49 +1000
Subject: [PATCH] Fix issue with blinking cursor on drag over

This happens when dragging from another app. Editor can get focused on app icon hovering (on a Windows taskbar).
---
 lib/ace/mouse/dragdrop_handler.js | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/lib/ace/mouse/dragdrop_handler.js b/lib/ace/mouse/dragdrop_handler.js
index 887a6701..722dcb6a 100644
--- a/lib/ace/mouse/dragdrop_handler.js
+++ b/lib/ace/mouse/dragdrop_handler.js
@@ -62,6 +62,7 @@ function DragdropHandler(mouseHandler) {
     var timerId, range;
     var dragCursor, counter = 0;
     var dragOperation;
+    var isInternal;
     var autoScrollStartTime;
     var cursorMovedTime;
     var cursorPointOnCaretMoved;
@@ -93,11 +94,13 @@ function DragdropHandler(mouseHandler) {
         dataTransfer.clearData();
         dataTransfer.setData("Text", editor.session.getTextRange());
 
+        isInternal = true;
         this.setState("drag");
     };
 
     this.onDragEnd = function(e) {
         mouseTarget.draggable = false;
+        isInternal = false;
         this.setState(null);
         if (!editor.getReadOnly()) {
             var dropEffect = e.dataTransfer.dropEffect;
@@ -150,7 +153,6 @@ function DragdropHandler(mouseHandler) {
         if (!dragSelectionMarker)
             return;
         var dataTransfer = e.dataTransfer;
-        var isInternal = this.state == "drag";
         if (isInternal) {
             switch (dragOperation) {
                 case "move":
@@ -259,6 +261,8 @@ function DragdropHandler(mouseHandler) {
         range = editor.selection.toOrientedRange();
         dragSelectionMarker = editor.session.addMarker(range, "ace_selection", editor.getSelectionStyle());
         editor.clearSelection();
+        if (editor.isFocused())
+            editor.renderer.$cursorLayer.setBlinking(false);
         clearInterval(timerId);
         timerId = setInterval(onDragInterval, 20);
         counter = 0;
@@ -272,6 +276,8 @@ function DragdropHandler(mouseHandler) {
         editor.$blockScrolling += 1;
         editor.selection.fromOrientedRange(range);
         editor.$blockScrolling -= 1;
+        if (editor.isFocused() && !isInternal)
+            editor.renderer.$cursorLayer.setBlinking(!editor.getReadOnly());
         range = null;
         counter = 0;
         autoScrollStartTime = null;