binding.h

#ifndef QTMVVM_BINDING_H
#define QTMVVM_BINDING_H

#include <QtCore/qobject.h>
#include <QtCore/qpointer.h>
#include <QtCore/qmetaobject.h>

#include "QtMvvmCore/qtmvvmcore_global.h"

namespace QtMvvm {

class BindingPrivate;
class Q_MVVMCORE_EXPORT Binding
{
    Q_GADGET

public:
    enum BindingDirectionFlag {
        SingleInit = 0x01, 
        OneWayToView = (0x02 | SingleInit), 
        OneWayToViewModel = 0x04, 
        TwoWay = (OneWayToView | OneWayToViewModel) 
    };
    Q_DECLARE_FLAGS(BindingDirection, BindingDirectionFlag)
    Q_FLAG(BindingDirection)

    Binding();
    Binding(QPointer<BindingPrivate> d_ptr);
    ~Binding();

    bool isValid() const;
    operator bool() const;

    Q_INVOKABLE void unbind();

private:
    QPointer<BindingPrivate> d;
};

Q_MVVMCORE_EXPORT Binding bind(QObject *viewModel, const char *viewModelProperty,
                               QObject *view, const char *viewProperty,
                               Binding::BindingDirection type = Binding::TwoWay,
                               const char *viewModelChangeSignal = nullptr,
                               const char *viewChangeSignal = nullptr);
Q_MVVMCORE_EXPORT Binding bind(QObject *viewModel, const QMetaProperty &viewModelProperty,
                               QObject *view, const QMetaProperty &viewProperty,
                               Binding::BindingDirection type = Binding::TwoWay,
                               const char *viewModelChangeSignal = nullptr,
                               const char *viewChangeSignal = nullptr);
Q_MVVMCORE_EXPORT Binding bind(QObject *viewModel, const QMetaProperty &viewModelProperty,
                               QObject *view, const QMetaProperty &viewProperty,
                               Binding::BindingDirection type = Binding::TwoWay,
                               const QMetaMethod &viewModelChangeSignal = {},
                               const QMetaMethod &viewChangeSignal = {});

}

Q_DECLARE_OPERATORS_FOR_FLAGS(QtMvvm::Binding::BindingDirection)

#if defined(QT_BUILD_MVVMCORE_LIB) && defined(Q_MOC_RUN)
#include "binding_p.h"
#endif

#endif // QTMVVM_BINDING_H