Ticket #4472: 4472.patch

_source/plugins/wysiwygarea/plugin.js

@@ -248 +248 @@
                 {
                         restoreDirty( editor );
 
+                        // Memorize scroll position to restore it later (#4472).
+                        var hostDocument = editor.element.getDocument();
+                        var hostDocumentElement = hostDocument.getDocumentElement();
+                        var scrollTop = hostDocumentElement.$.scrollTop;
+                        var scrollLeft = hostDocumentElement.$.scrollLeft;
+
                         // Simulating keyboard character input by dispatching a keydown of white-space text.
                         var keyEventSimulate = doc.$.createEvent( "KeyEvents" );
                         keyEventSimulate.initKeyEvent( 'keypress', true, true, win.$, false,
                                 false, false, false, 0, 32 );
                         doc.$.dispatchEvent( keyEventSimulate );
 
+                        if ( scrollTop != hostDocumentElement.$.scrollTop || scrollLeft != hostDocumentElement.$.scrollLeft )
+                                hostDocument.getWindow().$.scrollTo( scrollLeft, scrollTop );
+
                         // Restore the original document status by placing the cursor before a bogus br created (#5021).
                         bodyChildsNum && body.getFirst().remove();
                         doc.getBody().appendBogus();