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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
#pragma once
#include "extensionsystem_global.h"
#include <utils/id.h>
#include <QObject>
#include <functional>
namespace ExtensionSystem {
namespace Internal { class IPluginPrivate; }
using TestCreator = std::function<QObject *()>;
using ObjectCreator = std::function<void *()>;
using ObjectDestructor = std::function<void(void *)>;
struct EXTENSIONSYSTEM_EXPORT ObjectCreationPolicy
{
// Can be empty if nothing depends on it.
Utils::Id id;
// Objects with empty dependencies are created as soon as possible.
QList<Utils::Id> dependsOn;
};
class EXTENSIONSYSTEM_EXPORT IPlugin : public QObject
{
Q_OBJECT
public:
enum ShutdownFlag {
SynchronousShutdown,
AsynchronousShutdown
};
IPlugin();
~IPlugin() override;
virtual bool initialize(const QStringList &arguments, QString *errorString);
virtual void extensionsInitialized() {}
virtual bool delayedInitialize() { return false; }
virtual ShutdownFlag aboutToShutdown() { return SynchronousShutdown; }
virtual QObject *remoteCommand(const QStringList & /* options */,
const QString & /* workingDirectory */,
const QStringList & /* arguments */) { return nullptr; }
// Deprecated in 10.0, use addTest()
virtual QVector<QObject *> createTestObjects() const;
virtual void tryCreateObjects();
protected:
virtual void initialize() {}
template <typename Test, typename ...Args>
void addTest(Args && ...args) { addTestCreator([args...] { return new Test(args...); }); }
void addTestCreator(const TestCreator &creator);
template <typename Type>
void addManaged(const ObjectCreationPolicy &policy = {}) {
addManagedHelper([]() -> void * { return new Type(); },
[](void *p) { delete static_cast<Type *>(p); },
policy);
}
void addManagedHelper(const ObjectCreator &creator,
const ObjectDestructor &destructor,
const ObjectCreationPolicy &policy);
signals:
void asynchronousShutdownFinished();
private:
Internal::IPluginPrivate *d;
};
} // namespace ExtensionSystem
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