Introduce Utils::FileName class

Change-Id: I1a0573ad8fcf2efc945ea74d9f9851ea7762a210
Reviewed-by: hjk <qthjk@ovi.com>

src/libs/utils/fileutils.cpp

@@ -407,4 +407,95 @@ TempFileSaver::~TempFileSaver()
         QFile::remove(m_fileName);
 }
 
+#ifdef Q_OS_WIN
+Qt::CaseSensitivity FileName::cs = Qt::CaseInsensitive;
+#else
+Qt::CaseSensitivity FileName::cs = Qt::CaseSensitive;
+#endif
+
+FileName::FileName()
+    : QString()
+{
+
+}
+
+FileName::FileName(const QFileInfo &info)
+    : QString(info.absoluteFilePath())
+{
+}
+
+QString FileName::toString() const
+{
+    return QString(*this);
+}
+
+FileName FileName::fromString(const QString &filename)
+{
+    return FileName(filename);
+}
+
+FileName::FileName(const QString &string)
+    : QString(string)
+{
+
+}
+bool FileName::operator==(const FileName &other) const
+{
+    return QString::compare(*this, other, cs) == 0;
+}
+
+bool FileName::operator<(const FileName &other) const
+{
+    return QString::compare(*this, other, cs) < 0;
+}
+
+bool FileName::operator<=(const FileName &other) const
+{
+    return QString::compare(*this, other, cs) <= 0;
+}
+
+bool FileName::operator>(const FileName &other) const
+{
+    return other < *this;
+}
+
+bool FileName::operator>=(const FileName &other) const
+{
+    return other <= *this;
+}
+
+bool FileName::startsWith(const QString &s) const
+{
+    return QString::startsWith(s, cs);
+}
+
+bool FileName::endsWith(const QString &s) const
+{
+    return QString::endsWith(s, cs);
+}
+
+FileName FileName::left(int n) const
+{
+    return FileName(QString::left(n));
+}
+
+FileName FileName::mid(int position, int n) const
+{
+    return FileName(QString::mid(position, n));
+}
+
+FileName FileName::right(int n) const
+{
+    return FileName(QString::right(n));
+}
+
 } // namespace Utils
+
+uint qHash(const Utils::FileName &a)
+{
+#ifdef Q_OS_WIN
+    return qHash(a.toString().toUpper());
+#else
+    return qHash(a.toString());
+#endif
+}

src/libs/utils/fileutils.h

@@ -38,6 +38,7 @@
 #include <QtCore/QCoreApplication>
 #include <QtCore/QIODevice>
 #include <QtCore/QXmlStreamWriter> // Mac.
+#include <QtCore/QFileInfo>
 
 QT_BEGIN_NAMESPACE
 class QFile;
@@ -139,6 +140,38 @@ private:
     bool m_autoRemove;
 };
 
+class QTCREATOR_UTILS_EXPORT FileName : private QString
+{
+public:
+    FileName();
+    explicit FileName(const QFileInfo &info);
+    QString toString() const;
+    static FileName fromString(const QString &filename);
+
+    bool operator==(const FileName &other) const;
+    bool operator<(const FileName &other) const;
+    bool operator<=(const FileName &other) const;
+    bool operator>(const FileName &other) const;
+    bool operator>=(const FileName &other) const;
+
+    bool startsWith(const QString &s) const;
+    bool endsWith(const QString &s) const;
+
+    FileName left(int n) const Q_REQUIRED_RESULT;
+    FileName mid(int position, int n = -1) const Q_REQUIRED_RESULT;
+    FileName right(int n) const Q_REQUIRED_RESULT;
+
+    using QString::size;
+    using QString::count;
+    using QString::length;
+    using QString::isEmpty;
+private:
+    static Qt::CaseSensitivity cs;
+    FileName(const QString &string);
+};
+
 } // namespace Utils
 
+QTCREATOR_UTILS_EXPORT uint qHash(const Utils::FileName &a);
+
 #endif // FILEUTILS_H