kwinscreenedge.h

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/*
    KWin - the KDE window manager
    This file is part of the KDE project.
 
    SPDX-FileCopyrightText: 2009 Lucas Murray <lmurray@undefinedfire.com>
    SPDX-FileCopyrightText: 2020 Cyril Rossi <cyril.rossi@enioka.com>
 
    SPDX-License-Identifier: GPL-2.0-or-later
*/
#pragma once
 
#include <QWidget>
 
#include "effect/globals.h"
 
namespace KWin
{
 
class Monitor;
 
class KWinScreenEdge : public QWidget
{
    Q_OBJECT
 
public:
    explicit KWinScreenEdge(QWidget *parent = nullptr);
    ~KWinScreenEdge() override;
 
    void monitorHideEdge(ElectricBorder border, bool hidden);
    void monitorEnableEdge(ElectricBorder border, bool enabled);
 
    void monitorAddItem(const QString &item);
    void monitorItemSetEnabled(int index, bool enabled);
 
    QList<int> monitorCheckEffectHasEdge(int index) const;
    int selectedEdgeItem(ElectricBorder border) const;
 
    void monitorChangeEdge(ElectricBorder border, int index);
    void monitorChangeEdge(const QList<int> &borderList, int index);
 
    void monitorChangeDefaultEdge(ElectricBorder border, int index);
    void monitorChangeDefaultEdge(const QList<int> &borderList, int index);
 
    // revert to reference settings and assess for saveNeeded and default changed
    virtual void reload();
    // reset to default settings and assess for saveNeeded and default changed
    virtual void setDefaults();
 
public Q_SLOTS:
    void onChanged();
    void createConnection();
 
Q_SIGNALS:
    void saveNeededChanged(bool isNeeded);
    void defaultChanged(bool isDefault);
 
private:
    virtual Monitor *monitor() const = 0;
    virtual bool isSaveNeeded() const;
    virtual bool isDefault() const;
 
    // internal use, return Monitor::None if border equals ELECTRIC_COUNT or ElectricNone
    static int electricBorderToMonitorEdge(ElectricBorder border);
    static ElectricBorder monitorEdgeToElectricBorder(int edge);
 
private:
    QHash<ElectricBorder, int> m_reference; // reference settings
    QHash<ElectricBorder, int> m_default; // default settings
};
 
} // namespace