| /**************************************************************************** |
| ** |
| ** Copyright (C) 2016 Klarälvdalens Datakonsult AB (KDAB). |
| ** Contact: https://www.qt.io/licensing/ |
| ** |
| ** This file is part of the QtWaylandClient module of the Qt Toolkit. |
| ** |
| ** $QT_BEGIN_LICENSE:LGPL$ |
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| ** General Public License version 3 as published by the Free Software |
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| ** packaging of this file. Please review the following information to |
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| ** |
| ** 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 |
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| ****************************************************************************/ |
| |
| |
| #ifndef QWAYLANDDATADEVICE_H |
| #define QWAYLANDDATADEVICE_H |
| |
| // |
| // W A R N I N G |
| // ------------- |
| // |
| // This file is not part of the Qt API. It exists purely as an |
| // implementation detail. This header file may change from version to |
| // version without notice, or even be removed. |
| // |
| // We mean it. |
| // |
| |
| #include <qtwaylandclientglobal_p.h> |
| #include <QObject> |
| #include <QPointer> |
| #include <QPoint> |
| |
| #include <QtWaylandClient/private/qwayland-wayland.h> |
| |
| QT_REQUIRE_CONFIG(wayland_datadevice); |
| |
| QT_BEGIN_NAMESPACE |
| |
| class QMimeData; |
| class QWindow; |
| |
| namespace QtWaylandClient { |
| |
| class QWaylandDisplay; |
| class QWaylandDataDeviceManager; |
| class QWaylandDataOffer; |
| class QWaylandDataSource; |
| class QWaylandInputDevice; |
| class QWaylandWindow; |
| |
| class QWaylandDataDevice : public QObject, public QtWayland::wl_data_device |
| { |
| Q_OBJECT |
| public: |
| QWaylandDataDevice(QWaylandDataDeviceManager *manager, QWaylandInputDevice *inputDevice); |
| ~QWaylandDataDevice() override; |
| |
| QWaylandDataOffer *selectionOffer() const; |
| void invalidateSelectionOffer(); |
| QWaylandDataSource *selectionSource() const; |
| void setSelectionSource(QWaylandDataSource *source); |
| |
| #if QT_CONFIG(draganddrop) |
| QWaylandDataOffer *dragOffer() const; |
| bool startDrag(QMimeData *mimeData, QWaylandWindow *icon); |
| void cancelDrag(); |
| #endif |
| |
| protected: |
| void data_device_data_offer(struct ::wl_data_offer *id) override; |
| |
| #if QT_CONFIG(draganddrop) |
| void data_device_drop() override; |
| void data_device_enter(uint32_t serial, struct ::wl_surface *surface, wl_fixed_t x, wl_fixed_t y, struct ::wl_data_offer *id) override; |
| void data_device_leave() override; |
| void data_device_motion(uint32_t time, wl_fixed_t x, wl_fixed_t y) override; |
| #endif |
| void data_device_selection(struct ::wl_data_offer *id) override; |
| |
| private Q_SLOTS: |
| void selectionSourceCancelled(); |
| |
| #if QT_CONFIG(draganddrop) |
| void dragSourceCancelled(); |
| void dragSourceTargetChanged(const QString &mimeType); |
| #endif |
| |
| private: |
| #if QT_CONFIG(draganddrop) |
| QPoint calculateDragPosition(int x, int y, QWindow *wnd) const; |
| #endif |
| |
| QWaylandDisplay *m_display = nullptr; |
| QWaylandInputDevice *m_inputDevice = nullptr; |
| uint32_t m_enterSerial = 0; |
| QPointer<QWindow> m_dragWindow; |
| QPoint m_dragPoint; |
| QScopedPointer<QWaylandDataOffer> m_dragOffer; |
| QScopedPointer<QWaylandDataOffer> m_selectionOffer; |
| QScopedPointer<QWaylandDataSource> m_selectionSource; |
| |
| QScopedPointer<QWaylandDataSource> m_dragSource; |
| }; |
| |
| } |
| |
| QT_END_NAMESPACE |
| |
| #endif // QWAYLANDDATADEVICE_H |