kwin/scripting/screenedgeitem.h
2020-08-07 19:57:56 +00:00

115 lines
2.5 KiB
C++

/*
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
*/
#ifndef KWIN_SCREENEDGEITEM_H
#define KWIN_SCREENEDGEITEM_H
#include <QObject>
#include <kwinglobals.h>
class QAction;
namespace KWin
{
/**
* @brief Qml export for reserving a Screen Edge.
*
* The edge is controlled by the @c enabled property and the @c edge
* property. If the edge is enabled and gets triggered the @ref activated()
* signal gets emitted.
*
* Example usage:
* @code
* ScreenEdgeItem {
* edge: ScreenEdgeItem.LeftEdge
* onActivated: doSomething()
* }
* @endcode
*/
class ScreenEdgeItem : public QObject
{
Q_OBJECT
Q_ENUMS(Edge)
Q_ENUMS(Mode)
/**
* @brief Whether the edge is currently enabled, that is reserved. Default value is @c true.
*/
Q_PROPERTY(bool enabled READ isEnabled WRITE setEnabled NOTIFY enabledChanged)
/**
* @brief Which of the screen edges is to be reserved. Default value is @c NoEdge.
*/
Q_PROPERTY(Edge edge READ edge WRITE setEdge NOTIFY edgeChanged)
/**
* @brief The operation mode for this edge. Default value is @c Mode::Pointer
*/
Q_PROPERTY(Mode mode READ mode WRITE setMode NOTIFY modeChanged)
public:
enum Edge {
TopEdge,
TopRightEdge,
RightEdge,
BottomRightEdge,
BottomEdge,
BottomLeftEdge,
LeftEdge,
TopLeftEdge,
EDGE_COUNT,
NoEdge
};
/**
* Enum describing the operation modes of the edge.
*/
enum class Mode {
Pointer,
Touch
};
explicit ScreenEdgeItem(QObject *parent = nullptr);
~ScreenEdgeItem() 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 ScreenEdgeItem::isEnabled() const
{
return m_enabled;
}
inline ScreenEdgeItem::Edge ScreenEdgeItem::edge() const
{
return m_edge;
}
} // namespace KWin
#endif // KWIN_SCREENEDGEITEM_H