Nut/src/defines.h

256 lines
9.1 KiB
C++

/**************************************************************************
**
** This file is part of Nut project.
** https://github.com/HamedMasafi/Nut
**
** Nut is free software: you can redistribute it and/or modify
** it under the terms of the GNU Lesser General Public License as published by
** the Free Software Foundation, either version 3 of the License, or
** (at your option) any later version.
**
** Nut 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 Lesser General Public License for more details.
**
** You should have received a copy of the GNU Lesser General Public License
** along with Nut. If not, see <http://www.gnu.org/licenses/>.
**
**************************************************************************/
#ifndef SYNTAX_DEFINES_H
#define SYNTAX_DEFINES_H
#define NUT_NAMESPACE Nut
#include "defines_p.h"
#include "qglobal.h"
#include <QString>
#include <QStringList>
#include <QVariant>
#include <QMetaClassInfo>
#ifdef NUT_COMPILE_STATIC
# define NUT_EXPORT
#else
# define NUT_EXPORT Q_DECL_EXPORT
#endif
#define NUT_INFO(type, name, value) \
Q_CLASSINFO(__nut_NAME_PERFIX type #name #value, \
type "\n" #name "\n" #value)
#define NUT_INFO_STRING(type, name, value) \
Q_CLASSINFO(__nut_NAME_PERFIX type #name #value, \
type "\n" #name "\n" value)
#define NUT_FIELD_PERFIX
#define NUT_FIELD_POSTFIX Field
// Database
#define NUT_DB_VERSION(version) \
NUT_INFO(__nut_DB_VERSION, version, 0)
#define NUT_DECLARE_TABLE(type, name) \
NUT_INFO(__nut_TABLE, type, name) \
Q_PROPERTY(NUT_WRAP_NAMESPACE(TableSet<type>) name READ name) \
NUT_WRAP_NAMESPACE(TableSet<type>) *m_##name; \
public: \
static const type *_##name; \
NUT_WRAP_NAMESPACE(TableSet<type>) *name() const \
{ return m_##name; } \
private:
//Table
#define NUT_DECLARE_FIELD(type, name, read, write) \
Q_PROPERTY(type name READ read WRITE write) \
NUT_INFO(__nut_FIELD, name, 0) \
type m_##name; \
public: \
static NUT_WRAP_NAMESPACE(FieldPhrase<type>)& name ## Field(){ \
static NUT_WRAP_NAMESPACE(FieldPhrase<type>) f = \
NUT_WRAP_NAMESPACE(FieldPhrase<type>) \
(staticMetaObject.className(), #name); \
return f; \
} \
type read() const{ \
return m_##name; \
} \
void write(type name){ \
m_##name = name; \
propertyChanged(#name); \
}
#define NUT_FOREGION_KEY(type, keytype, name, read, write) \
Q_PROPERTY(Nut::Row<type> name READ read WRITE write) \
NUT_DECLARE_FIELD(keytype, name##Id, read##Id, write##Id) \
NUT_INFO(__nut_FOREGION_KEY, name, type) \
Nut::Row<type> m_##name; \
public: \
Nut::Row<type> read() const { return m_##name ; } \
void write(Nut::Row<type> name){ \
m_##name = name; \
}
#define NUT_DECLARE_CHILD_TABLE(type, n) \
private: \
NUT_WRAP_NAMESPACE(TableSet)<type> *m_##n; \
public: \
static type *n##Table(); \
NUT_WRAP_NAMESPACE(TableSet)<type> *n();
#define NUT_IMPLEMENT_CHILD_TABLE(class, type, n) \
type *class::n##Table(){ \
static auto f = new type(); \
return f; \
} \
NUT_WRAP_NAMESPACE(TableSet)<type> *class::n(){ \
return m_##n; \
}
#define NUT_FIELD(name) NUT_INFO(__nut_FIELD, name, 0)
#define NUT_PRIMARY_KEY(x) NUT_INFO(__nut_PRIMARY_KEY, x, 0)
#define NUT_AUTO_INCREMENT(x) NUT_INFO(__nut_AUTO_INCREMENT, x, 0)
#define NUT_PRIMARY_AUTO_INCREMENT(x) NUT_INFO(__nut_PRIMARY_KEY_AI, x, 0)
#define NUT_DISPLAY_NAME(field, name) NUT_INFO(__nut_DISPLAY, field, name)
#define NUT_UNIQUE(x) NUT_INFO(__nut_UNIQUE, x, 0)
#define NUT_LEN(field, len) NUT_INFO(__nut_LEN, field, len)
#define NUT_DEFAULT_VALUE(x, n) NUT_INFO(__nut_DEFAULT_VALUE, x, n)
#define NUT_NOT_NULL(x) NUT_INFO(__nut_NOT_NULL, x, 1)
#define NUT_INDEX(name, field, order)
NUT_BEGIN_NAMESPACE
inline bool nutClassInfo(const QMetaClassInfo &classInfo,
QString &type, QString &name, QVariant &value)
{
if (!QString(classInfo.name()).startsWith(__nut_NAME_PERFIX)) {
return false;
} else {
QStringList parts = QString(classInfo.value()).split("\n");
if (parts.count() != 3)
return false;
type = parts[0];
name = parts[1];
value = qVariantFromValue(parts[2]);
return true;
}
}
inline bool nutClassInfoString(const QMetaClassInfo &classInfo,
QString &type, QString &name, QString &value)
{
if (!QString(classInfo.name()).startsWith(__nut_NAME_PERFIX)) {
return false;
} else {
QStringList parts = QString(classInfo.value()).split("\n");
if (parts.count() != 3)
return false;
type = parts[0];
name = parts[1];
value = parts[2];
return true;
}
}
inline bool nutClassInfoBool(const QMetaClassInfo &classInfo,
QString &type, QString &name, bool &value)
{
if (!QString(classInfo.name()).startsWith(__nut_NAME_PERFIX)) {
return false;
} else {
QStringList parts = QString(classInfo.value()).split("\n");
if (parts.count() != 3)
return false;
QString buffer = parts[2].toLower();
if (buffer != "true" && buffer != "false")
return false;
type = parts[0];
name = parts[1];
value = (buffer == "true");
return true;
}
}
inline bool nutClassInfoInt(const QMetaClassInfo &classInfo,
QString &type, QString &name, bool &value)
{
if (!QString(classInfo.name()).startsWith(__nut_NAME_PERFIX)) {
return false;
} else {
QStringList parts = QString(classInfo.value()).split("\n");
if (parts.count() != 3)
return false;
bool ok;
type = parts[0];
name = parts[1];
value = parts[2].toInt(&ok);
return ok;
}
}
#ifdef NUT_SHARED_POINTER
template <class T>
using RowList = QList<QSharedPointer<T>>;
template <class T>
using RowSet = QSet<QSharedPointer<T>>;
template <typename T>
using Row = QSharedPointer<T>;
template<class T>
inline Row<T> create() {
return QSharedPointer<T>(new T);
}
template<class T>
inline Row<T> create(QObject *parent) {
return QSharedPointer<T>(new T(parent));
}
template<class T>
inline T *get(T *row) {
return row;
}
template<class T>
inline T *get(const QSharedPointer<T> row) {
return row.data();
}
#else
template <typename T>
using RowList = QList<T*>;
template <typename T>
using RowSet = QSet<T*>;
template <typename T>
using Row = T*;
template<class T>
inline Row<T> create() {
return new T;
}
template<class T>
inline T *get(const Row<T> row) {
return row;
}
template<class T>
inline T *get(const QSharedPointer<T> row) {
return row.data();
}
#endif
NUT_END_NAMESPACE
#endif // SYNTAX_DEFINES_H