actionbind.h

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// SPDX-FileCopyrightText: Copyright (C) 2015 swift Project Community / Contributors
// SPDX-License-Identifier: GPL-3.0-or-later OR LicenseRef-swift-pilot-client-1
 
 
#ifndef SWIFT_CORE_ACTIONBIND_H
#define SWIFT_CORE_ACTIONBIND_H
 
#include "core/application.h"
#include "core/swiftcoreexport.h"
 
namespace swift::core
{
    class SWIFT_CORE_EXPORT CActionBind : public QObject
    {
        Q_OBJECT
 
    public:
        template <typename U>
        using MembFunc = void (U::*)(bool);
 
        template <typename Receiver>
        CActionBind(const QString &action, swift::misc::CIcons::IconIndex icon, Receiver *receiver,
                    MembFunc<Receiver> slot = nullptr, const std::function<void()> &deleteCallback = {},
                    QObject *parent = nullptr)
            : QObject(parent), m_deleteCallback(deleteCallback)
        {
            // workaround if a binding is taking place in an empty context
            if (!sApp || sApp->isShuttingDown()) { return; }
            if (sApp->getApplicationInfo().isUnitTest()) { return; }
 
            const QString a = CActionBind::registerAction(action, icon);
            Q_ASSERT_X(sApp && sApp->getInputManager(), Q_FUNC_INFO, "Missing input manager");
            m_index = sApp->getInputManager()->bind(a, receiver, slot);
            QObject::connect(sApp, &CApplication::aboutToShutdown, this, &CActionBind::shutdown);
        }
 
        CActionBind(const QString &action, swift::misc::CIcons::IconIndex icon, QObject *parent = nullptr);
 
        CActionBind(const CActionBind &) = delete;
        CActionBind &operator=(const CActionBind &) = delete;
 
        ~CActionBind() override;
 
        void unbind();
 
        bool isBound() const { return m_index >= 0; }
 
        int getIndex() const { return m_index; }
 
    private:
        void shutdown();
 
        static QString normalizeAction(const QString &action);
 
        static QString registerAction(const QString &action, swift::misc::CIcons::IconIndex icon);
 
        int m_index = -1; 
        std::function<void()> m_deleteCallback; 
    };
 
    using CActionBinding = QSharedPointer<CActionBind>;
 
    using CActionBindings = QList<CActionBinding>;
} // namespace swift::core
 
#endif // SWIFT_CORE_ACTIONBIND_H