119 lines
2.8 KiB
C++
119 lines
2.8 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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#include "screenedgeitem.h"
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#include <config-kwin.h>
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#include "screenedge.h"
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#include <QAction>
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namespace KWin
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{
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ScreenEdgeItem::ScreenEdgeItem(QObject* parent)
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: QObject(parent)
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, m_enabled(true)
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, m_edge(NoEdge)
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, m_action(new QAction(this))
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{
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connect(m_action, &QAction::triggered, this, &ScreenEdgeItem::activated);
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}
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ScreenEdgeItem::~ScreenEdgeItem()
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{
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}
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void ScreenEdgeItem::setEnabled(bool enabled)
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{
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if (m_enabled == enabled) {
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return;
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}
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disableEdge();
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m_enabled = enabled;
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enableEdge();
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emit enabledChanged();
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}
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void ScreenEdgeItem::setEdge(Edge edge)
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{
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if (m_edge == edge) {
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return;
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}
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disableEdge();
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m_edge = edge;
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enableEdge();
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emit edgeChanged();
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}
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void ScreenEdgeItem::enableEdge()
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{
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if (!m_enabled || m_edge == NoEdge) {
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return;
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}
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switch (m_mode) {
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case Mode::Pointer:
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ScreenEdges::self()->reserve(static_cast<ElectricBorder>(m_edge), this, "borderActivated");
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break;
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case Mode::Touch:
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ScreenEdges::self()->reserveTouch(static_cast<ElectricBorder>(m_edge), m_action);
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break;
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default:
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Q_UNREACHABLE();
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}
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}
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void ScreenEdgeItem::disableEdge()
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{
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if (!m_enabled || m_edge == NoEdge) {
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return;
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}
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switch (m_mode) {
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case Mode::Pointer:
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ScreenEdges::self()->unreserve(static_cast<ElectricBorder>(m_edge), this);
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break;
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case Mode::Touch:
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ScreenEdges::self()->unreserveTouch(static_cast<ElectricBorder>(m_edge), m_action);
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break;
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default:
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Q_UNREACHABLE();
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}
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}
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bool ScreenEdgeItem::borderActivated(ElectricBorder edge)
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{
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if (edge != static_cast<ElectricBorder>(m_edge) || !m_enabled) {
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return false;
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}
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emit activated();
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return true;
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}
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void ScreenEdgeItem::setMode(Mode mode)
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{
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if (m_mode == mode) {
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return;
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}
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disableEdge();
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m_mode = mode;
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enableEdge();
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emit modeChanged();
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}
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} // namespace
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