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							- diff --git a/qcocoawindow.mm b/qcocoawindow.mm
 - index 0e5655f..6ab3a21 100644
 - --- a/qcocoawindow.mm
 - +++ b/qcocoawindow.mm
 - @@ -272,7 +272,7 @@ static bool isMouseEvent(NSEvent *ev)
 -  + (void)applicationActivationChanged:(NSNotification*)notification
 -  {
 -      const id sender = self;
 - -    NSEnumerator *windowEnumerator = nullptr;
 - +    NSEnumerator *windowEnumerator = Q_NULLPTR;
 -      NSApplication *application = [NSApplication sharedApplication];
 -  
 -  #if QT_OSX_PLATFORM_SDK_EQUAL_OR_ABOVE(__MAC_10_12)
 - @@ -313,7 +313,7 @@ static bool isMouseEvent(NSEvent *ev)
 -              continue;
 -  
 -          if ([window conformsToProtocol:@protocol(QNSWindowProtocol)]) {
 - -            QCocoaWindow *cocoaWindow = static_cast<id<QNSWindowProtocol>>(window).helper.platformWindow;
 - +            QCocoaWindow *cocoaWindow = static_cast< id<QNSWindowProtocol> >(window).helper.platformWindow;
 -              window.level = notification.name == NSApplicationWillResignActiveNotification ?
 -                  NSNormalWindowLevel : cocoaWindow->windowLevel(cocoaWindow->window()->flags());
 -          }
 
 
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