/****************************************************************************
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** Copyright (C) 2016 The Qt Company Ltd.
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** This file is part of the plugins of the Qt Toolkit.
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** ensure the GNU Lesser General Public License version 3 requirements
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** 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
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****************************************************************************/

#ifndef QWINRTINTEGRATION_H
#define QWINRTINTEGRATION_H

#include <qpa/qplatformintegration.h>

namespace ABI {
    namespace Windows {
        namespace ApplicationModel {
            struct ISuspendingEventArgs;
        }
        namespace Foundation {
            struct IAsyncAction;
        }
#if WINAPI_FAMILY_PARTITION(WINAPI_PARTITION_PHONE_APP)
        namespace Phone {
            namespace UI {
                namespace Input {
                    struct IBackPressedEventArgs;
                    struct ICameraEventArgs;
                }
            }
        }
#endif
    }
}
struct IAsyncInfo;
struct IInspectable;

QT_BEGIN_NAMESPACE

class QAbstractEventDispatcher;

class QWinRTIntegrationPrivate;
class QWinRTIntegration : public QPlatformIntegration
{
private:
    explicit QWinRTIntegration();
public:
    ~QWinRTIntegration();

    static QWinRTIntegration *create()
    {
        QScopedPointer<QWinRTIntegration> integration(new QWinRTIntegration);
        return integration->succeeded() ? integration.take() : nullptr;
    }

    bool succeeded() const;

    bool hasCapability(QPlatformIntegration::Capability cap) const override;
    QVariant styleHint(StyleHint hint) const override;

    QPlatformWindow *createPlatformWindow(QWindow *window) const override;
    QPlatformBackingStore *createPlatformBackingStore(QWindow *window) const override;
    QPlatformOpenGLContext *createPlatformOpenGLContext(QOpenGLContext *context) const override;
    QAbstractEventDispatcher *createEventDispatcher() const override;
    void initialize() override;
    QPlatformFontDatabase *fontDatabase() const override;
    QPlatformInputContext *inputContext() const override;
    QPlatformServices *services() const override;
    QPlatformClipboard *clipboard() const override;
#ifndef QT_NO_DRAGANDDROP
    QPlatformDrag *drag() const override;
#endif

    Qt::KeyboardModifiers queryKeyboardModifiers() const override;

    QStringList themeNames() const override;
    QPlatformTheme *createPlatformTheme(const QString &name) const override;

    QPlatformOffscreenSurface *createPlatformOffscreenSurface(QOffscreenSurface *surface) const override;
private:
#if WINAPI_FAMILY_PARTITION(WINAPI_PARTITION_PHONE_APP)
    HRESULT onBackButtonPressed(IInspectable *, ABI::Windows::Phone::UI::Input::IBackPressedEventArgs *args);
    HRESULT onCameraPressed(IInspectable *, ABI::Windows::Phone::UI::Input::ICameraEventArgs *);
    HRESULT onCameraHalfPressed(IInspectable *, ABI::Windows::Phone::UI::Input::ICameraEventArgs *);
    HRESULT onCameraReleased(IInspectable *, ABI::Windows::Phone::UI::Input::ICameraEventArgs *);
#endif
    HRESULT onSuspended(IInspectable *, ABI::Windows::ApplicationModel::ISuspendingEventArgs *);
    HRESULT onResume(IInspectable *, IInspectable *);

    QScopedPointer<QWinRTIntegrationPrivate> d_ptr;
    Q_DECLARE_PRIVATE(QWinRTIntegration)
};

QT_END_NAMESPACE

#endif // QWINRTINTEGRATION_H
