kwin/kcmkwin/kwinscreenedges/monitor.h
2020-08-07 19:57:56 +00:00

104 lines
2.4 KiB
C++

/*
KWin - the KDE window manager
This file is part of the KDE project.
SPDX-FileCopyrightText: 2008 Lubos Lunak <l.lunak@suse.cz>
SPDX-FileCopyrightText: 2009 Lucas Murray <lmurray@undefinedfire.com>
SPDX-License-Identifier: GPL-2.0-or-later
*/
#ifndef CCSM_MONITOR_H
#define CCSM_MONITOR_H
#include "screenpreviewwidget.h"
#include <QActionGroup>
#include <QGraphicsItem>
#include <QVector>
class QAction;
class QGraphicsView;
class QGraphicsScene;
class QMenu;
namespace Plasma
{
class FrameSvg;
}
namespace KWin
{
class Monitor
: public ScreenPreviewWidget
{
Q_OBJECT
public:
explicit Monitor(QWidget* parent);
void setEdge(int edge, bool set);
bool edge(int edge) const;
void setEdgeEnabled(int edge, bool enabled);
void setEdgeHidden(int edge, bool set);
bool edgeHidden(int edge) const;
void clear();
void addEdgeItem(int edge, const QString& item);
void setEdgeItemEnabled(int edge, int index, bool enabled);
bool edgeItemEnabled(int edge, int index) const;
void selectEdgeItem(int edge, int index);
int selectedEdgeItem(int edge) const;
enum Edges {
Left,
Right,
Top,
Bottom,
TopLeft,
TopRight,
BottomLeft,
BottomRight,
None
};
Q_SIGNALS:
void changed();
void edgeSelectionChanged(int edge, int index);
protected:
void resizeEvent(QResizeEvent* e) override;
private:
class Corner;
void popup(Corner* c, QPoint pos);
void flip(Corner* c, QPoint pos);
void checkSize();
QGraphicsView* view;
QGraphicsScene* scene;
Corner* items[ 8 ];
bool hidden[ 8 ];
QMenu* popups[ 8 ];
QVector< QAction* > popup_actions[ 8 ];
QActionGroup* grp[ 8 ];
};
class Monitor::Corner
: public QGraphicsRectItem
{
public:
Corner(Monitor* m);
~Corner() override;
void setActive(bool active);
bool active() const;
protected:
void contextMenuEvent(QGraphicsSceneContextMenuEvent* e) override;
void mousePressEvent(QGraphicsSceneMouseEvent* e) override;
void hoverEnterEvent(QGraphicsSceneHoverEvent * e) override;
void hoverLeaveEvent(QGraphicsSceneHoverEvent * e) override;
void paint(QPainter* painter, const QStyleOptionGraphicsItem* option, QWidget* widget = nullptr) override;
private:
Monitor* monitor;
Plasma::FrameSvg *button;
bool m_active;
bool m_hover;
};
} // namespace
#endif