Qt Designer: Use standard data directory starting from Qt 7

Introduce a convenience function to return the data directory
and refactor the code to use forward slashes and string literals.

Fixes: QTBUG-96005
Change-Id: I6b82ef027ee8b7890f40654a51bde1a562edd59e
Reviewed-by: Jarek Kobus <jaroslaw.kobus@qt.io>

1 files changed, 2 insertions, 6 deletions

diff --git a/src/designer/src/lib/sdk/abstractintegration.cpp b/src/designer/src/lib/sdk/abstractintegration.cpp
index 6e6100a79..5a8886dda 100644
--- a/src/designer/src/lib/sdk/abstractintegration.cpp
+++ b/src/designer/src/lib/sdk/abstractintegration.cpp
@@ -43,6 +43,7 @@
 #include <qdesigner_propertycommand_p.h>
 #include <qdesigner_propertyeditor_p.h>
 #include <qdesigner_objectinspector_p.h>
+#include <qdesigner_utils_p.h>
 #include <widgetdatabase_p.h>
 #include <pluginmanager_p.h>
 #include <widgetfactory_p.h>
@@ -359,12 +360,7 @@ void QDesignerIntegrationPrivate::initialize()
     m_gradientManager = new QtGradientManager(q);
     core->setGradientManager(m_gradientManager);
 
-    QString designerFolder = QDir::homePath();
-    designerFolder += QDir::separator();
-    designerFolder += QStringLiteral(".designer");
-    m_gradientsPath = designerFolder;
-    m_gradientsPath += QDir::separator();
-    m_gradientsPath += QStringLiteral("gradients.xml");
+    m_gradientsPath = dataDirectory() + u"/gradients.xml"_qs;
 
     QFile f(m_gradientsPath);
     if (f.open(QIODevice::ReadOnly)) {