screenedgehandler.h

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/*
    KWin - the KDE window manager
    This file is part of the KDE project.
 
    SPDX-FileCopyrightText: 2013 Martin Gräßlin <mgraesslin@kde.org>
 
    SPDX-License-Identifier: GPL-2.0-or-later
*/
#pragma once
 
#include "effect/globals.h"
#include <QObject>
 
class QAction;
 
namespace KWin
{
 
class ScreenEdgeHandler : public QObject
{
    Q_OBJECT
    Q_PROPERTY(bool enabled READ isEnabled WRITE setEnabled NOTIFY enabledChanged)
    Q_PROPERTY(Edge edge READ edge WRITE setEdge NOTIFY edgeChanged)
    Q_PROPERTY(Mode mode READ mode WRITE setMode NOTIFY modeChanged)
public:
    enum Edge {
        TopEdge,
        TopRightEdge,
        RightEdge,
        BottomRightEdge,
        BottomEdge,
        BottomLeftEdge,
        LeftEdge,
        TopLeftEdge,
        EDGE_COUNT,
        NoEdge
    };
    Q_ENUM(Edge)
    enum class Mode {
        Pointer,
        Touch
    };
    Q_ENUM(Mode)
    explicit ScreenEdgeHandler(QObject *parent = nullptr);
    ~ScreenEdgeHandler() override;
    bool isEnabled() const;
    Edge edge() const;
    Mode mode() const
    {
        return m_mode;
    }
 
public Q_SLOTS:
    void setEnabled(bool enabled);
    void setEdge(Edge edge);
    void setMode(Mode mode);
 
Q_SIGNALS:
    void enabledChanged();
    void edgeChanged();
    void modeChanged();
 
    void activated();
 
private Q_SLOTS:
    bool borderActivated(ElectricBorder edge);
 
private:
    void enableEdge();
    void disableEdge();
    bool m_enabled;
    Edge m_edge;
    Mode m_mode = Mode::Pointer;
    QAction *m_action;
};
 
inline bool ScreenEdgeHandler::isEnabled() const
{
    return m_enabled;
}
 
inline ScreenEdgeHandler::Edge ScreenEdgeHandler::edge() const
{
    return m_edge;
}
 
} // namespace KWin