Utils: Introduce case friendly comparison function to stringutils

Use this operator in the miniprojecttargetselector as well as the
projectconfigurationmodel. This should unify the sorting of
build-/deploy- and runconfigurations in various places in Creator.

Task-number: QTCREATORBUG-20023
Change-Id: I7aed2ebcb9d65244395d68b7dc5da599d6503962
Reviewed-by: hjk <hjk@qt.io>

src/libs/utils/stringutils.cpp

@@ -367,4 +367,12 @@ QTCREATOR_UTILS_EXPORT int parseUsedPortFromNetstatOutput(const QByteArray &line
     return port;
 }
 
+int caseFriendlyCompare(const QString &a, const QString &b)
+{
+    int result = a.compare(b, Qt::CaseInsensitive);
+    if (result != 0)
+        return result;
+    return a.compare(b, Qt::CaseSensitive);
+}
+
 } // namespace Utils

src/libs/utils/stringutils.h

@@ -56,6 +56,9 @@ QTCREATOR_UTILS_EXPORT QString stripAccelerator(const QString &text);
 
 QTCREATOR_UTILS_EXPORT bool readMultiLineString(const QJsonValue &value, QString *out);
 
+// Compare case insensitive and use case sensitive comparison in case of that being equal.
+QTCREATOR_UTILS_EXPORT int caseFriendlyCompare(const QString &a, const QString &b);
+
 class QTCREATOR_UTILS_EXPORT AbstractMacroExpander
 {
 public:

src/plugins/projectexplorer/miniprojecttargetselector.cpp

@@ -39,6 +39,7 @@
 #include "target.h"
 
 #include <utils/algorithm.h>
+#include <utils/stringutils.h>
 #include <utils/styledbar.h>
 #include <utils/stylehelper.h>
 #include <utils/theme/theme.h>

src/plugins/projectexplorer/projectconfigurationmodel.cpp

@@ -32,6 +32,7 @@
 #include "projectconfiguration.h"
 
 #include <utils/algorithm.h>
+#include <utils/stringutils.h>
 
 using namespace ProjectExplorer;
 
@@ -51,7 +52,7 @@ namespace {
 
 const auto ComparisonOperator =
     [](const ProjectConfiguration *a, const ProjectConfiguration *b) {
-        return a->displayName() < b->displayName();
+        return Utils::caseFriendlyCompare(a->displayName(), b->displayName()) < 0;
     };
 
 } // namespace

src/plugins/projectexplorer/projectmodels.cpp

@@ -35,6 +35,7 @@
 #include <utils/utilsicons.h>
 #include <utils/algorithm.h>
 #include <utils/dropsupport.h>
+#include <utils/stringutils.h>
 #include <utils/theme/theme.h>
 
 #include <QFileInfo>
@@ -451,17 +452,5 @@ const QLoggingCategory &FlatModel::logger()
     return logger;
 }
 
-namespace Internal {
-
-int caseFriendlyCompare(const QString &a, const QString &b)
-{
-    int result = a.compare(b, Qt::CaseInsensitive);
-    if (result != 0)
-        return result;
-    return a.compare(b, Qt::CaseSensitive);
-}
-
-}
-
 } // namespace ProjectExplorer
 

src/plugins/projectexplorer/projectmodels.h

@@ -111,7 +111,5 @@ private:
     QSet<ExpandData> m_toExpand;
 };
 
-int caseFriendlyCompare(const QString &a, const QString &b);
-
 } // namespace Internal
 } // namespace ProjectExplorer