File: propertycontroller.cpp

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/*
  propertycontroller.cpp

  This file is part of GammaRay, the Qt application inspection and manipulation tool.

  SPDX-FileCopyrightText: 2013 Klarälvdalens Datakonsult AB, a KDAB Group company <info@kdab.com>
  Author: Volker Krause <volker.krause@kdab.com>

  SPDX-License-Identifier: GPL-2.0-or-later

  Contact KDAB at <info@kdab.com> for commercial licensing options.
*/

#include "propertycontroller.h"

#include "probe.h"

#include <QStringList>

using namespace GammaRay;

QVector<PropertyControllerExtensionFactoryBase *> PropertyController::s_extensionFactories = QVector<PropertyControllerExtensionFactoryBase *>();
QVector<PropertyController *> PropertyController::s_instances = QVector<PropertyController *>();

PropertyController::PropertyController(const QString &baseName, QObject *parent)
    : PropertyControllerInterface(baseName + ".controller", parent)
    , m_objectBaseName(baseName)
{
    s_instances << this;
    m_extensions.reserve(s_extensionFactories.size());
    for (PropertyControllerExtensionFactoryBase *factory : std::as_const(s_extensionFactories))
        m_extensions << factory->create(this);
}

PropertyController::~PropertyController()
{
    const auto i = s_instances.indexOf(this);
    if (i >= 0)
        s_instances.remove(i);
    qDeleteAll(m_extensions);
}

void PropertyController::loadExtension(PropertyControllerExtensionFactoryBase *factory)
{
    m_extensions << factory->create(this);
}

void PropertyController::registerExtension(PropertyControllerExtensionFactoryBase *factory)
{
    if (s_extensionFactories.indexOf(factory) >= 0)
        return;
    s_extensionFactories << factory;
    for (PropertyController *instance : std::as_const(s_instances))
        instance->loadExtension(factory);
}

const QString &PropertyController::objectBaseName()
{
    return m_objectBaseName;
}

void PropertyController::registerModel(QAbstractItemModel *model, const QString &nameSuffix)
{
    Probe::instance()->registerModel(m_objectBaseName + '.' + nameSuffix, model);
}

void PropertyController::setObject(QObject *object)
{
    if (m_object)
        disconnect(m_object.data(), &QObject::destroyed, this, &PropertyController::objectDestroyed);
    if (object)
        connect(object, &QObject::destroyed, this, &PropertyController::objectDestroyed);

    m_object = object;

    QStringList availableExtensions;

    for (PropertyControllerExtension *extension : std::as_const(m_extensions)) {
        if (extension->setQObject(object))
            availableExtensions << extension->name();
    }

    setAvailableExtensions(availableExtensions);
}

void PropertyController::setObject(void *object, const QString &className)
{
    setObject(nullptr);

    QStringList availableExtensions;

    for (PropertyControllerExtension *extension : std::as_const(m_extensions)) {
        if (extension->setObject(object, className))
            availableExtensions << extension->name();
    }

    setAvailableExtensions(availableExtensions);
}

void PropertyController::setMetaObject(const QMetaObject *metaObject)
{
    setObject(nullptr);

    QStringList availableExtensions;

    for (PropertyControllerExtension *extension : std::as_const(m_extensions)) {
        if (extension->setMetaObject(metaObject))
            availableExtensions << extension->name();
    }

    setAvailableExtensions(availableExtensions);
}

void PropertyController::objectDestroyed()
{
    setObject(nullptr);
}