/****************************************************************************
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** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
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****************************************************************************/

#ifndef QGUIAPPLICATION_QPA_P_H
#define QGUIAPPLICATION_QPA_P_H

#include <QtGui/qguiapplication.h>

#include <QtCore/private/qcoreapplication_p.h>

#include <QtCore/private/qthread_p.h>

#include <QWindowSystemInterface>
#include "private/qwindowsysteminterface_qpa_p.h"
#include "QtGui/qplatformintegration_qpa.h"

QT_BEGIN_HEADER

QT_BEGIN_NAMESPACE

QT_MODULE(Gui)

class QPlatformIntegration;

class Q_GUI_EXPORT QGuiApplicationPrivate : public QCoreApplicationPrivate
{
    Q_DECLARE_PUBLIC(QGuiApplication)
public:
    QGuiApplicationPrivate(int &argc, char **argv, int flags);
    ~QGuiApplicationPrivate();

    void createEventDispatcher();

    virtual void notifyLayoutDirectionChange();

    static int keyboard_input_time;
    static int mouse_double_click_time;

    static Qt::KeyboardModifiers modifier_buttons;
    static Qt::MouseButtons mouse_buttons;

    static QPlatformIntegration *platform_integration;

    static QPlatformIntegration *platformIntegration()
    { return platform_integration; }

    static QAbstractEventDispatcher *qt_qpa_core_dispatcher()
    { return QCoreApplication::instance()->d_func()->threadData->eventDispatcher; }

    static void processMouseEvent(QWindowSystemInterfacePrivate::MouseEvent *e);
    static void processKeyEvent(QWindowSystemInterfacePrivate::KeyEvent *e);
    static void processWheelEvent(QWindowSystemInterfacePrivate::WheelEvent *e);
    static void processTouchEvent(QWindowSystemInterfacePrivate::TouchEvent *e);

    static void processCloseEvent(QWindowSystemInterfacePrivate::CloseEvent *e);

    static void processGeometryChangeEvent(QWindowSystemInterfacePrivate::GeometryChangeEvent *e);

    static void processEnterEvent(QWindowSystemInterfacePrivate::EnterEvent *e);
    static void processLeaveEvent(QWindowSystemInterfacePrivate::LeaveEvent *e);

    static void processActivatedEvent(QWindowSystemInterfacePrivate::ActivatedWindowEvent *e);

    static void processWindowSystemEvent(QWindowSystemInterfacePrivate::WindowSystemEvent *e);

    static void reportScreenCount(QWindowSystemInterfacePrivate::ScreenCountEvent *e);
    static void reportGeometryChange(QWindowSystemInterfacePrivate::ScreenGeometryEvent *e);
    static void reportAvailableGeometryChange(QWindowSystemInterfacePrivate::ScreenAvailableGeometryEvent *e);

    static inline Qt::Alignment visualAlignment(Qt::LayoutDirection direction, Qt::Alignment alignment)
    {
        if (!(alignment & Qt::AlignHorizontal_Mask))
            alignment |= Qt::AlignLeft;
        if ((alignment & Qt::AlignAbsolute) == 0 && (alignment & (Qt::AlignLeft | Qt::AlignRight))) {
            if (direction == Qt::RightToLeft)
                alignment ^= (Qt::AlignLeft | Qt::AlignRight);
            alignment |= Qt::AlignAbsolute;
        }
        return alignment;
    }


    static bool app_do_modal;

    static QPointer<QWidget> qt_last_mouse_receiver;

    static QWidgetList qt_modal_stack;

    static Qt::MouseButtons buttons;
    static ulong mousePressTime;
    static Qt::MouseButton mousePressButton;
    static int mousePressX;
    static int mousePressY;
    static int mouse_double_click_distance;

#ifndef QT_NO_CLIPBOARD
    static QClipboard *qt_clipboard;
#endif

    static QFont *app_font;
private:
    void init();

    static QGuiApplicationPrivate *self;
};

QT_END_NAMESPACE

QT_END_HEADER

#endif // QGUIAPPLICATION_QPA_P_H