Ticket #2135: 2135.patch

_whatsnew.html

@@ -64 +64 @@
                 <li>[<a target="_blank" href="http://dev.fckeditor.net/ticket/2322">#2322</a>] Fixed the issue
                         where the fit window command loses the current selection and scroll position in the
                         editing area.</li>
+                <li>[<a target="_blank" href="http://dev.fckeditor.net/ticket/2135">#2135</a>] Fixed a 
+                        data loss bug in IE when there are @import statements in the editor's CSS files,
+                        and IE's cache is set to "Check for newer versions on every visit".</li>
         </ul>
         <p>
                 <a href="_whatsnew_history.html">See previous versions history</a></p>

editor/_source/classes/fckeditingarea.js

@@ -151 +151 @@
                 if ( oIFrame.readyState && oIFrame.readyState != 'completed' )
                 {
                         var editArea = this ;
-                        ( oIFrame.onreadystatechange = function()
-                        {
-                                if ( oIFrame.readyState == 'complete' )
+                        var timer = setInterval( function()
                                 {
-                                        oIFrame.onreadystatechange = null ;
-                                        editArea.Window._FCKEditingArea = editArea ;
-                                        FCKEditingArea_CompleteStart.call( editArea.Window ) ;
-                                }
-                        // It happened that IE changed the state to "complete" after the
-                        // "if" and before the "onreadystatechange" assignement, making we
-                        // lost the event call, so we do a manual call just to be sure.
-                        } )() ;
+                                        // This is a simplified version of the domReady algorithm
+                                        // described in John Resig's book "Pro JavaScript Techniques".
+                                        // See http://books.google.com/books?id=GgJN2CC_2s4C page 90.
+                                        if ( editArea.Window.document &&
+                                                        editArea.Window.document.body &&
+                                                        editArea.Window.document.getElementsByName &&
+                                                        editArea.Window.document.getElementById )
+                                        {
+                                                editArea.Window._FCKEditingArea = editArea ;
+                                                FCKEditingArea_CompleteStart.call( editArea.Window ) ;
+                                                clearInterval( timer ) ;
+                                        }
+                                }, 30 ) ;
                 }
                 else
                 {