Centralized type specific code.

1 files changed, 61 insertions, 0 deletions

diff --git a/common/resultset.h b/common/resultset.h
new file mode 100644
index 0000000..7d7f19a
--- /dev/null
+++ b/common/resultset.h
@@ -0,0 +1,61 @@
+/*
+ * Copyright (C) 2014 Christian Mollekopf <chrigi_1@fastmail.fm>
+ *
+ *   This program is free software; you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation; either version 2 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program; if not, write to the
+ *   Free Software Foundation, Inc.,
+ *   51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA.
+ */
+#pragma once
+
+#include <QVector>
+
+/*
+ * An iterator to a result set.
+ *
+ * We'll eventually want to lazy load results in next().
+ */
+class ResultSet {
+    public:
+        ResultSet(const QVector<QByteArray> &resultSet)
+            : mResultSet(resultSet),
+            mIt(nullptr)
+        {
+
+        }
+
+        bool next()
+        {
+            if (!mIt) {
+                mIt = mResultSet.constBegin();
+            } else {
+                mIt++;
+            }
+            return mIt != mResultSet.constEnd();
+        }
+
+        QByteArray id()
+        {
+            return *mIt;
+        }
+
+        bool isEmpty()
+        {
+            mResultSet.isEmpty();
+        }
+
+    private:
+        QVector<QByteArray> mResultSet;
+        QVector<QByteArray>::ConstIterator mIt;
+};
+