Ticket #3222: 3222_2.patch

_source/core/dom/domobject.js

@@ -85 +85 @@
                                 var listener = nativeListeners[ eventName ] = getNativeListener( this, eventName );
 
                                 if ( this.$.addEventListener )
-                                        this.$.addEventListener( eventName, listener, false );
+                                        this.$.addEventListener( eventName, listener, !!CKEDITOR.event.useCapture );
                                 else if ( this.$.attachEvent )
                                         this.$.attachEvent( 'on' + eventName, listener );
                         }

_source/plugins/floatpanel/plugin.js

@@ -102 +102 @@
                                 var panel = this._.panel,
                                         block = panel.showBlock( name );
 
+                                this.allowBlur( false );
                                 isShowing = true;
 
                                 var element = this.element,
@@ -134 +135 @@
                                         // Non IE prefer the event into a window object.
                                         var focused = CKEDITOR.env.ie ? iframe : new CKEDITOR.dom.window( iframe.$.contentWindow );
 
-                                        focused.on( 'blur', function()
+                                        // With addEventListener compatible browsers, we must
+                                        // useCapture when registering the focus/blur events to
+                                        // guarantee they will be firing in all situations. (#3068, #3222 )
+                                        CKEDITOR.event.useCapture = true;
+
+                                        focused.on( 'blur', function( ev )
                                                 {
+                                                        if ( CKEDITOR.env.ie && !this.allowBlur() )
+                                                                return;
+
+                                                        // As we are using capture to register the listener,
+                                                        // the blur event may get fired even when focusing
+                                                        // inside the window itself, so we must ensure the
+                                                        // target is out of it.
+                                                        var target = ev.data.getTarget(),
+                                                                targetWindow = target.getWindow && target.getWindow();
+
+                                                        if ( targetWindow && targetWindow.equals( focused ) )
+                                                                return;
+
                                                         if ( !this._.activeChild && !isShowing )
                                                                 this.hide();
                                                 },
@@ -145 +164 @@
                                                 {
                                                         this._.focused = true;
                                                         this.hideChild();
+                                                        this.allowBlur( true );
                                                 },
                                                 this );
 
+                                        CKEDITOR.event.useCapture = false;
+
                                         this._.blurSet = 1;
                                 }
 
@@ -239 +261 @@
                                 }
                         },
 
+                        allowBlur : function( allow )   // Prevent editor from hiding the panel. #3222.
+                        {
+                                var panel = this._.panel;
+                                if ( allow != undefined )
+                                        panel.allowBlur = allow;
+
+                                return panel.allowBlur;
+                        },
+
                         showAsChild : function( panel, blockName, offsetParent, corner, offsetX, offsetY )
                         {
                                 this.hideChild();