From e68d253ea1bc54db5dde4e793810200976100449 Mon Sep 17 00:00:00 2001
From: coderaiser <rastacoding@gmail.com>
Date: Fri, 3 Aug 2012 15:07:30 +0300
Subject: [PATCH] fixed bug with showing couple spinners

fixed bug with showing loading spinner,
when f4 key pressed couple times and CodeMirror not loaded fully.
---
 lib/client/editor.js | 38 +++++++++++++++++++++++++++-----------
 1 file changed, 27 insertions(+), 11 deletions(-)

diff --git a/lib/client/editor.js b/lib/client/editor.js
index 56aa53f0..e4e9bb8c 100644
--- a/lib/client/editor.js
+++ b/lib/client/editor.js
@@ -5,6 +5,9 @@ var CloudCommander, CloudFunc, CodeMirror;
 CloudCommander.Editor = {};
 CloudCommander.Editor.CodeMirror = new CloudCommander.Util()
 
+/* indicator says CodeMirror still loads */
+CloudCommander.Editor.CodeMirror.loading = false;
+
 /* function loads CodeMirror js and css files */;
 CloudCommander.Editor.CodeMirror.load = (function(pParent){     
     /* function shows editor */
@@ -63,9 +66,15 @@ CloudCommander.Editor.CodeMirror.load = (function(pParent){
 CloudCommander.Editor.CodeMirror.show = (function(){
     /* if CloudEditor is not loaded - loading him */
     if(!this.getById('CloudEditor'))
-        return this.load(this);
-      /* removing keyBinding if set */            
+        return this.load(this);   
     
+    /* if CodeMirror function show already
+     * called do not call it again
+     * if f4 key pressed couple times
+     */
+    if(this.loading)
+        return;
+            
     var lParent = this;
     var initCodeMirror_f = function(pValue){
         CodeMirror(lCloudEditor,{
@@ -121,26 +130,30 @@ CloudCommander.Editor.CodeMirror.show = (function(){
     }
     
     /* показываем гиф загрузки возле пути папки сверху*/
-    var lLoadingImage   = CloudCommander._images.loading();
-    var lErrorImage     = CloudCommander._images.error();
+    var lLoadingImage       = CloudCommander._images.loading();
+    var lErrorImage         = CloudCommander._images.error();
     
-    lLoadingImage.className='icon loading';/* показываем загрузку*/
-    lErrorImage.className='icon error hidden';/* прячем ошибку */            
+    lLoadingImage.className = 'icon loading';/* показываем загрузку*/
+    lErrorImage.className   = 'icon error hidden';/* прячем ошибку */            
     /* show loading icon */
     lCurrent.firstChild.nextSibling.appendChild(lLoadingImage);
     
+    this.loading = true;
+    var lParent = this;
     /* reading data from current file */
     $.ajax({
         url:lA,
          error: function(jqXHR, textStatus, errorThrown){
-            lErrorImage.className   ='icon error';
+            lErrorImage.className   = 'icon error';
             lErrorImage.title       = jqXHR.responseText;
             
             lCurrent.firstChild.nextSibling.appendChild(lErrorImage);
             
-            lLoadingImage.className ='hidden';
+            lLoadingImage.className = 'hidden';
             
             console.log(jqXHR.responseText);
+            
+            lParent.loading         = false;
          },
          
          success:function(data, textStatus, jqXHR){                    
@@ -150,12 +163,15 @@ CloudCommander.Editor.CodeMirror.show = (function(){
             
             initCodeMirror_f(data);
             
-            CloudCommander.keyBinded = false;
+            /* removing keyBinding if set */
+            CloudCommander.keyBinded    = false;
             
             lLeft   &&
-                (lLeft.className = 'panel hidden');
+                (lLeft.className        = 'panel hidden');
             
-            lLoadingImage.className ='hidden';
+            lLoadingImage.className     = 'hidden';
+            
+            lParent.loading             = false;
         }
     });            
 });