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/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the plugins of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 3 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL3 included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 3 requirements
** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 2.0 or (at your option) the GNU General
** Public license version 3 or any later version approved by the KDE Free
** Qt Foundation. The licenses are as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-2.0.html and
** https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/

#ifndef QWINDOWSNATIVEINTERFACE_H
#define QWINDOWSNATIVEINTERFACE_H

#include <QtGui/qfont.h>
#include <QtGui/qpa/qplatformnativeinterface.h>
#include <QtPlatformHeaders/qwindowswindowfunctions.h>

QT_BEGIN_NAMESPACE

/*!
    \class QWindowsNativeInterface
    \brief Provides access to native handles.

    Currently implemented keys
    \list
    \li handle (HWND)
    \li getDC (DC)
    \li releaseDC Releases the previously acquired DC and returns 0.
    \endlist

    \internal
    \ingroup qt-lighthouse-win
*/

class QWindowsNativeInterface : public QPlatformNativeInterface
{
    Q_OBJECT
    Q_PROPERTY(bool asyncExpose READ asyncExpose WRITE setAsyncExpose)
    Q_PROPERTY(bool darkMode READ isDarkMode STORED false NOTIFY darkModeChanged)
    Q_PROPERTY(bool darkModeStyle READ isDarkModeStyle STORED false)
    Q_PROPERTY(QVariant gpu READ gpu STORED false)
    Q_PROPERTY(QVariant gpuList READ gpuList STORED false)

public:
    void *nativeResourceForIntegration(const QByteArray &resource) override;
#ifndef QT_NO_OPENGL
    void *nativeResourceForContext(const QByteArray &resource, QOpenGLContext *context) override;
#endif
    void *nativeResourceForWindow(const QByteArray &resource, QWindow *window) override;
    void *nativeResourceForScreen(const QByteArray &resource, QScreen *screen) override;
#ifndef QT_NO_CURSOR
    void *nativeResourceForCursor(const QByteArray &resource, const QCursor &cursor) override;
#endif
    Q_INVOKABLE void *createMessageWindow(const QString &classNameTemplate,
                                          const QString &windowName,
                                          void *eventProc) const;

    Q_INVOKABLE QString registerWindowClass(const QString &classNameIn, void *eventProc) const;

    Q_INVOKABLE void registerWindowsMime(void *mimeIn);
    Q_INVOKABLE void unregisterWindowsMime(void *mime);
    Q_INVOKABLE int registerMimeType(const QString &mimeType);
    Q_INVOKABLE QFont logFontToQFont(const void *logFont, int verticalDpi);

    bool asyncExpose() const;
    void setAsyncExpose(bool value);

    bool isDarkMode() const;
    bool isDarkModeStyle() const;

    QVariant gpu() const;
    QVariant gpuList() const;

    QVariantMap windowProperties(QPlatformWindow *window) const override;
    QVariant windowProperty(QPlatformWindow *window, const QString &name) const override;
    QVariant windowProperty(QPlatformWindow *window, const QString &name, const QVariant &defaultValue) const override;
    void setWindowProperty(QPlatformWindow *window, const QString &name, const QVariant &value) override;

    static QWindowsWindowFunctions::WindowActivationBehavior windowActivationBehavior()
        { return QWindowsNativeInterface::m_windowActivationBehavior; }
    static void setWindowActivationBehavior(QWindowsWindowFunctions::WindowActivationBehavior b)
        { QWindowsNativeInterface::m_windowActivationBehavior = b; }

    static bool isTabletMode();

    QFunctionPointer platformFunction(const QByteArray &function) const override;

Q_SIGNALS:
    void darkModeChanged(bool);

private:
    static QWindowsWindowFunctions::WindowActivationBehavior m_windowActivationBehavior;
};

QT_END_NAMESPACE

#endif // QWINDOWSNATIVEINTERFACE_H