1 files changed, 41 insertions, 3 deletions
diff --git a/qt/qdbuserror.h b/qt/qdbuserror.h
index da3d026f..71c636df 100644
--- a/qt/qdbuserror.h
+++ b/qt/qdbuserror.h
@@ -34,20 +34,58 @@ class QDBusMessage;
 class QDBUS_EXPORT QDBusError
 {
 public:
+    enum KnownErrors {
+        NoError = 0,
+        Other = 1,
+        Failed,
+        NoMemory,
+        ServiceUnknown,
+        NoReply,
+        BadAddress,
+        NotSupported,
+        LimitsExceeded,
+        AccessDenied,
+        NoServer,
+        Timeout,
+        NoNetwork,
+        AddressInUse,
+        Disconnected,
+        InvalidArgs,
+        UnknownMethod,
+        TimedOut,
+        InvalidSignature,
+        UnknownInterface,
+        InternalError,
+
+#ifndef Q_QDOC        
+        // don't use this one!
+        qKnownErrorsMax = InternalError
+#endif
+    };
+    
     QDBusError(const DBusError *error = 0);
     QDBusError(const QDBusMessage& msg);
-    inline QDBusError(const QString &name, const QString &message)
-        : nm(name), msg(message)
-    { }
+    QDBusError(KnownErrors error, const QString &message);
 
     inline QString name() const { return nm; }
     inline QString message() const { return msg; }
     inline bool isValid() const { return !nm.isNull() && !msg.isNull(); }
 
+    inline bool operator==(KnownErrors error) const
+    { return code == error; }
+
 private:
+    KnownErrors code;
     QString nm, msg;
 };
 
+inline bool operator==(QDBusError::KnownErrors p1, const QDBusError &p2)
+{ return p2 == p1; }
+inline bool operator!=(QDBusError::KnownErrors p1, const QDBusError &p2)
+{ return !(p2 == p1); }
+inline bool operator!=(const QDBusError &p1, QDBusError::KnownErrors p2)
+{ return !(p1 == p2); }
+
 #ifndef QT_NO_DEBUG
 QDebug operator<<(QDebug, const QDBusError &);
 #endif