108 lines
2.7 KiB
C++
108 lines
2.7 KiB
C++
/********************************************************************
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KWin - the KDE window manager
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This file is part of the KDE project.
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Copyright (C) 2013 Martin Gräßlin <mgraesslin@kde.org>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*********************************************************************/
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#ifndef KWIN_SCREENEDGEITEM_H
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#define KWIN_SCREENEDGEITEM_H
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#include <QObject>
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#include <kwinglobals.h>
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namespace KWin
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{
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/**
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* @brief Qml export for reserving a Screen Edge.
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*
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* The edge is controlled by the @c enabled property and the @c edge
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* property. If the edge is enabled and gets triggered the @link activated()
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* signal gets emitted.
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*
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* Example usage:
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* @code
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* ScreenEdgeItem {
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* edge: ScreenEdgeItem.LeftEdge
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* onActivated: doSomething()
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* }
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* @endcode
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*
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*/
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class ScreenEdgeItem : public QObject
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{
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Q_OBJECT
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Q_ENUMS(Edge)
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/**
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* @brief Whether the edge is currently enabled, that is reserved. Default value is @c true.
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*
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*/
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Q_PROPERTY(bool enabled READ isEnabled WRITE setEnabled NOTIFY enabledChanged)
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/**
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* @brief Which of the screen edges is to be reserved. Default value is @c NoEdge.
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*
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*/
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Q_PROPERTY(Edge edge READ edge WRITE setEdge NOTIFY edgeChanged)
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public:
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enum Edge {
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TopEdge,
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TopRightEdge,
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RightEdge,
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BottomRightEdge,
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BottomEdge,
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BottomLeftEdge,
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LeftEdge,
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TopLeftEdge,
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EDGE_COUNT,
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NoEdge
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};
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explicit ScreenEdgeItem(QObject *parent = 0);
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virtual ~ScreenEdgeItem();
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bool isEnabled() const;
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Edge edge() const;
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public Q_SLOTS:
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void setEnabled(bool enabled);
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void setEdge(Edge edge);
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Q_SIGNALS:
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void enabledChanged();
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void edgeChanged();
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void activated();
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private Q_SLOTS:
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bool borderActivated(ElectricBorder edge);
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private:
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void enableEdge();
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void disableEdge();
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bool m_enabled;
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Edge m_edge;
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};
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inline bool ScreenEdgeItem::isEnabled() const
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{
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return m_enabled;
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}
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inline ScreenEdgeItem::Edge ScreenEdgeItem::edge() const
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{
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return m_edge;
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}
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} // namespace KWin
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#endif // KWIN_SCREENEDGEITEM_H
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