From 91a52fc6a0a8b0fc40285967e5da05ea72e1d75b Mon Sep 17 00:00:00 2001
From: Mikhail Svetkin <mikhail.svetkin@qt.io>
Date: Fri, 16 Mar 2018 17:02:21 +0100
Subject: widgets: Add a QT_CONFIG(style_stylesheet) guard

for isWindowsStyle in QDockWidget

Change-Id: Id471b91a415f1a677ced6022bdd05b7e1b72aad2
Reviewed-by: Richard Moe Gustavsen <richard.gustavsen@qt.io>
---
 src/widgets/widgets/qdockwidget.cpp | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

(limited to 'src/widgets/widgets/qdockwidget.cpp')

diff --git a/src/widgets/widgets/qdockwidget.cpp b/src/widgets/widgets/qdockwidget.cpp
index e17c2c1f4c..84cb78a474 100644
--- a/src/widgets/widgets/qdockwidget.cpp
+++ b/src/widgets/widgets/qdockwidget.cpp
@@ -160,9 +160,13 @@ bool QDockWidgetTitleButton::event(QEvent *event)
 static inline bool isWindowsStyle(const QStyle *style)
 {
     // Note: QStyleSheetStyle inherits QWindowsStyle
-    const QStyle *effectiveStyle = style->inherits("QStyleSheetStyle")
-        ? static_cast<const QStyleSheetStyle *>(style)->baseStyle()
-        : style;
+    const QStyle *effectiveStyle = style;
+
+#if QT_CONFIG(style_stylesheet)
+    if (style->inherits("QStyleSheetStyle"))
+      effectiveStyle = static_cast<const QStyleSheetStyle *>(style)->baseStyle();
+#endif
+
     return effectiveStyle->inherits("QWindowsStyle");
 }
 
-- 
cgit v1.2.3