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include/QxConvert/QxConvert.h

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+/****************************************************************************
+**
+** https://www.qxorm.com/
+** Copyright (C) 2013 XDL Team (ic-east.com)
+**
+** This file is part of the QxOrm library
+**
+** This software is provided 'as-is', without any express or implied
+** warranty. In no event will the authors be held liable for any
+** damages arising from the use of this software
+**
+** Commercial Usage
+** Licensees holding valid commercial QxOrm licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and XDL Team
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3.0 as published by the Free Software
+** Foundation and appearing in the file 'license.gpl3.txt' included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU General Public License version 3.0 requirements will be
+** met : http://www.gnu.org/copyleft/gpl.html
+**
+** If you are unsure which license is appropriate for your use, or
+** if you have questions regarding the use of this file, please contact :
+** ic-east.com
+**
+****************************************************************************/
+
+#ifndef _QX_CONVERT_H_
+#define _QX_CONVERT_H_
+
+#ifdef _MSC_VER
+#pragma once
+#endif
+
+/*!
+ * \file QxConvert.h
+ * \author XDL Team
+ * \ingroup QxConvert
+ * \brief qx::cvt : namespace to provide global functions to convert any kind of objects to/from QString and QVariant format
+ */
+
+#ifndef _QX_NO_JSON
+#include <QtCore/qjsonvalue.h>
+#include <QtCore/qjsonobject.h>
+#include <QtCore/qjsonarray.h>
+#include <QtCore/qjsondocument.h>
+#endif // _QX_NO_JSON
+
+#include <QxCommon/QxBool.h>
+
+namespace qx
+{
+    namespace cvt
+    {
+        namespace detail
+        {
+
+            template <typename T>
+            struct QxConvert_ToString;
+            template <typename T>
+            struct QxConvert_FromString;
+            template <typename T>
+            struct QxConvert_ToVariant;
+            template <typename T>
+            struct QxConvert_FromVariant;
+            template <typename T>
+            struct QxConvert_WithIndex_ToString;
+            template <typename T>
+            struct QxConvert_WithIndex_FromString;
+            template <typename T>
+            struct QxConvert_WithIndex_ToVariant;
+            template <typename T>
+            struct QxConvert_WithIndex_FromVariant;
+
+#ifndef _QX_NO_JSON
+            template <typename T>
+            struct QxConvert_ToJson;
+            template <typename T>
+            struct QxConvert_FromJson;
+#endif // _QX_NO_JSON
+
+        } // namespace detail
+
+        struct context
+        {
+            enum ctx_type
+            {
+                e_no_context,
+                e_database,
+                e_serialize_registered
+            };
+        };
+
+        template <typename T>
+        inline QString to_string(const T &t, const QString &format = QString(), int index = -1, qx::cvt::context::ctx_type ctx = qx::cvt::context::e_no_context) { return qx::cvt::detail::QxConvert_WithIndex_ToString<T>::toString(t, format, index, ctx); }
+        template <typename T>
+        inline qx_bool from_string(const QString &s, T &t, const QString &format = QString(), int index = -1, qx::cvt::context::ctx_type ctx = qx::cvt::context::e_no_context) { return qx::cvt::detail::QxConvert_WithIndex_FromString<T>::fromString(t, s, format, index, ctx); }
+        template <typename T>
+        inline QVariant to_variant(const T &t, const QString &format = QString(), int index = -1, qx::cvt::context::ctx_type ctx = qx::cvt::context::e_no_context) { return qx::cvt::detail::QxConvert_WithIndex_ToVariant<T>::toVariant(t, format, index, ctx); }
+        template <typename T>
+        inline qx_bool from_variant(const QVariant &v, T &t, const QString &format = QString(), int index = -1, qx::cvt::context::ctx_type ctx = qx::cvt::context::e_no_context) { return qx::cvt::detail::QxConvert_WithIndex_FromVariant<T>::fromVariant(t, v, format, index, ctx); }
+
+#ifndef _QX_NO_JSON
+        template <typename T>
+        inline QJsonValue to_json(const T &t, const QString &format = QString()) { return qx::cvt::detail::QxConvert_ToJson<T>::toJson(t, format); }
+        template <typename T>
+        inline qx_bool from_json(const QJsonValue &j, T &t, const QString &format = QString()) { return qx::cvt::detail::QxConvert_FromJson<T>::fromJson(j, t, format); }
+#endif // _QX_NO_JSON
+
+    } // namespace cvt
+} // namespace qx
+
+#endif // _QX_CONVERT_H_