From 64231d037d45606bb3af7a87317fcfb237e7913e Mon Sep 17 00:00:00 2001
From: Uwe Kindler <uwe_kindler@web.de>
Date: Fri, 12 Jul 2019 14:45:35 +0200
Subject: [PATCH] Fixed build for Qt5.5.1

---
 src/FloatingDockContainer.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/FloatingDockContainer.cpp b/src/FloatingDockContainer.cpp
index 2603f74e..955180ac 100644
--- a/src/FloatingDockContainer.cpp
+++ b/src/FloatingDockContainer.cpp
@@ -243,7 +243,7 @@ CFloatingDockContainer::CFloatingDockContainer(CDockManager* DockManager) :
 
 #ifdef Q_OS_LINUX
     d->TitleBar = new CFloatingWidgetTitleBar(this);
-    setWindowFlag(Qt::Tool);
+    setWindowFlags(windowFlags() | Qt::Tool);
     QDockWidget::setWidget(d->DockContainer);
     QDockWidget::setFloating(true);
     QDockWidget::setFeatures(QDockWidget::AllDockWidgetFeatures);