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/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: http://www.qt.io/licensing/
**
** This file is part of the QtWaylandCompositor module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL3$
** Commercial License Usage
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** accordance with the commercial license agreement provided with the
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** information use the contact form at http://www.qt.io/contact-us.
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** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 3 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPLv3 included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 3 requirements
** will be met: https://www.gnu.org/licenses/lgpl.html.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 2.0 or later as published by the Free
** Software Foundation and appearing in the file LICENSE.GPL included in
** the packaging of this file. Please review the following information to
** ensure the GNU General Public License version 2.0 requirements will be
** met: http://www.gnu.org/licenses/gpl-2.0.html.
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** $QT_END_LICENSE$
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****************************************************************************/
#include "qwaylandxdgshellv6integration_p.h"
#include <QtWaylandCompositor/QWaylandXdgSurfaceV6>
#include <QtWaylandCompositor/QWaylandCompositor>
#include <QtWaylandCompositor/QWaylandSeat>
QT_BEGIN_NAMESPACE
#if QT_DEPRECATED_SINCE(5, 15)
namespace QtWayland {
static void handlePopupCreated(QWaylandQuickShellSurfaceItem *parentItem, QWaylandXdgPopupV6 *popup)
{
if (parentItem->shellSurface() == popup->parentXdgSurface())
QWaylandQuickShellSurfaceItemPrivate::get(parentItem)->maybeCreateAutoPopup(popup->xdgSurface());
}
XdgToplevelV6Integration::XdgToplevelV6Integration(QWaylandQuickShellSurfaceItem *item)
: QWaylandQuickShellIntegration(item)
, m_item(item)
, m_xdgSurface(qobject_cast<QWaylandXdgSurfaceV6 *>(item->shellSurface()))
, m_toplevel(m_xdgSurface->toplevel())
, grabberState(GrabberState::Default)
{
Q_ASSERT(m_toplevel);
m_item->setSurface(m_xdgSurface->surface());
connect(m_toplevel, &QWaylandXdgToplevelV6::startMove, this, &XdgToplevelV6Integration::handleStartMove);
connect(m_toplevel, &QWaylandXdgToplevelV6::startResize, this, &XdgToplevelV6Integration::handleStartResize);
connect(m_toplevel, &QWaylandXdgToplevelV6::setMaximized, this, &XdgToplevelV6Integration::handleSetMaximized);
connect(m_toplevel, &QWaylandXdgToplevelV6::unsetMaximized, this, &XdgToplevelV6Integration::handleUnsetMaximized);
connect(m_toplevel, &QWaylandXdgToplevelV6::maximizedChanged, this, &XdgToplevelV6Integration::handleMaximizedChanged);
connect(m_toplevel, &QWaylandXdgToplevelV6::setFullscreen, this, &XdgToplevelV6Integration::handleSetFullscreen);
connect(m_toplevel, &QWaylandXdgToplevelV6::unsetFullscreen, this, &XdgToplevelV6Integration::handleUnsetFullscreen);
connect(m_toplevel, &QWaylandXdgToplevelV6::fullscreenChanged, this, &XdgToplevelV6Integration::handleFullscreenChanged);
connect(m_toplevel, &QWaylandXdgToplevelV6::activatedChanged, this, &XdgToplevelV6Integration::handleActivatedChanged);
connect(m_xdgSurface->shell(), &QWaylandXdgShellV6::popupCreated, this, [item](QWaylandXdgPopupV6 *popup, QWaylandXdgSurfaceV6 *){
handlePopupCreated(item, popup);
});
connect(m_xdgSurface->surface(), &QWaylandSurface::destinationSizeChanged, this, &XdgToplevelV6Integration::handleSurfaceSizeChanged);
connect(m_toplevel, &QObject::destroyed, this, &XdgToplevelV6Integration::handleToplevelDestroyed);
}
bool XdgToplevelV6Integration::eventFilter(QObject *object, QEvent *event)
{
if (event->type() == QEvent::MouseMove) {
QMouseEvent *mouseEvent = static_cast<QMouseEvent *>(event);
return filterMouseMoveEvent(mouseEvent);
} else if (event->type() == QEvent::MouseButtonRelease) {
QMouseEvent *mouseEvent = static_cast<QMouseEvent *>(event);
return filterMouseReleaseEvent(mouseEvent);
}
return QWaylandQuickShellIntegration::eventFilter(object, event);
}
bool XdgToplevelV6Integration::filterMouseMoveEvent(QMouseEvent *event)
{
if (grabberState == GrabberState::Resize) {
Q_ASSERT(resizeState.seat == m_item->compositor()->seatFor(event));
if (!resizeState.initialized) {
resizeState.initialMousePos = event->windowPos();
resizeState.initialized = true;
return true;
}
QPointF delta = m_item->mapToSurface(event->windowPos() - resizeState.initialMousePos);
QSize newSize = m_toplevel->sizeForResize(resizeState.initialWindowSize, delta, resizeState.resizeEdges);
m_toplevel->sendResizing(newSize);
} else if (grabberState == GrabberState::Move) {
Q_ASSERT(moveState.seat == m_item->compositor()->seatFor(event));
QQuickItem *moveItem = m_item->moveItem();
if (!moveState.initialized) {
moveState.initialOffset = moveItem->mapFromItem(nullptr, event->windowPos());
moveState.initialized = true;
return true;
}
if (!moveItem->parentItem())
return true;
QPointF parentPos = moveItem->parentItem()->mapFromItem(nullptr, event->windowPos());
moveItem->setPosition(parentPos - moveState.initialOffset);
}
return false;
}
bool XdgToplevelV6Integration::filterMouseReleaseEvent(QMouseEvent *event)
{
Q_UNUSED(event);
if (grabberState != GrabberState::Default) {
grabberState = GrabberState::Default;
return true;
}
return false;
}
void XdgToplevelV6Integration::handleStartMove(QWaylandSeat *seat)
{
grabberState = GrabberState::Move;
moveState.seat = seat;
moveState.initialized = false;
}
void XdgToplevelV6Integration::handleStartResize(QWaylandSeat *seat, Qt::Edges edges)
{
grabberState = GrabberState::Resize;
resizeState.seat = seat;
resizeState.resizeEdges = edges;
resizeState.initialWindowSize = m_xdgSurface->windowGeometry().size();
resizeState.initialPosition = m_item->moveItem()->position();
resizeState.initialSurfaceSize = m_item->surface()->destinationSize();
resizeState.initialized = false;
}
void XdgToplevelV6Integration::handleSetMaximized()
{
if (!m_item->view()->isPrimary())
return;
QVector<QWaylandXdgToplevelV6::State> states = m_toplevel->states();
if (!states.contains(QWaylandXdgToplevelV6::State::FullscreenState) && !states.contains(QWaylandXdgToplevelV6::State::MaximizedState)) {
windowedGeometry.initialWindowSize = m_xdgSurface->windowGeometry().size();
windowedGeometry.initialPosition = m_item->moveItem()->position();
}
// Any prior output-resize handlers are irrelevant at this point.
disconnect(nonwindowedState.sizeChangedConnection);
nonwindowedState.output = m_item->view()->output();
nonwindowedState.sizeChangedConnection = connect(nonwindowedState.output, &QWaylandOutput::availableGeometryChanged, this, &XdgToplevelV6Integration::handleMaximizedSizeChanged);
handleMaximizedSizeChanged();
}
void XdgToplevelV6Integration::handleMaximizedSizeChanged()
{
// Insurance against handleToplevelDestroyed() not managing to disconnect this
// handler in time.
if (m_toplevel == nullptr)
return;
m_toplevel->sendMaximized(nonwindowedState.output->availableGeometry().size() / nonwindowedState.output->scaleFactor());
}
void XdgToplevelV6Integration::handleUnsetMaximized()
{
if (!m_item->view()->isPrimary())
return;
// If no prior windowed size was recorded, send a 0x0 configure event
// to allow the client to choose its preferred size.
if (windowedGeometry.initialWindowSize.isValid())
m_toplevel->sendUnmaximized(windowedGeometry.initialWindowSize);
else
m_toplevel->sendUnmaximized();
}
void XdgToplevelV6Integration::handleMaximizedChanged()
{
if (m_toplevel->maximized()) {
QWaylandOutput *output = m_item->view()->output();
m_item->moveItem()->setPosition(output->position() + output->availableGeometry().topLeft());
} else {
m_item->moveItem()->setPosition(windowedGeometry.initialPosition);
}
}
void XdgToplevelV6Integration::handleSetFullscreen()
{
if (!m_item->view()->isPrimary())
return;
QVector<QWaylandXdgToplevelV6::State> states = m_toplevel->states();
if (!states.contains(QWaylandXdgToplevelV6::State::FullscreenState) && !states.contains(QWaylandXdgToplevelV6::State::MaximizedState)) {
windowedGeometry.initialWindowSize = m_xdgSurface->windowGeometry().size();
windowedGeometry.initialPosition = m_item->moveItem()->position();
}
// Any prior output-resize handlers are irrelevant at this point.
disconnect(nonwindowedState.sizeChangedConnection);
nonwindowedState.output = m_item->view()->output();
nonwindowedState.sizeChangedConnection = connect(nonwindowedState.output, &QWaylandOutput::geometryChanged, this, &XdgToplevelV6Integration::handleFullscreenSizeChanged);
handleFullscreenSizeChanged();
}
void XdgToplevelV6Integration::handleFullscreenSizeChanged()
{
// Insurance against handleToplevelDestroyed() not managing to disconnect this
// handler in time.
if (m_toplevel == nullptr)
return;
m_toplevel->sendFullscreen(nonwindowedState.output->geometry().size() / nonwindowedState.output->scaleFactor());
}
void XdgToplevelV6Integration::handleUnsetFullscreen()
{
if (!m_item->view()->isPrimary())
return;
// If no prior windowed size was recorded, send a 0x0 configure event
// to allow the client to choose its preferred size.
if (windowedGeometry.initialWindowSize.isValid())
m_toplevel->sendUnmaximized(windowedGeometry.initialWindowSize);
else
m_toplevel->sendUnmaximized();
}
void XdgToplevelV6Integration::handleFullscreenChanged()
{
if (m_toplevel->fullscreen()) {
QWaylandOutput *output = m_item->view()->output();
m_item->moveItem()->setPosition(output->position() + output->geometry().topLeft());
} else {
m_item->moveItem()->setPosition(windowedGeometry.initialPosition);
}
}
void XdgToplevelV6Integration::handleActivatedChanged()
{
if (m_toplevel->activated())
m_item->raise();
}
void XdgToplevelV6Integration::handleSurfaceSizeChanged()
{
if (grabberState == GrabberState::Resize) {
qreal dx = 0;
qreal dy = 0;
if (resizeState.resizeEdges & Qt::TopEdge)
dy = resizeState.initialSurfaceSize.height() - m_item->surface()->destinationSize().height();
if (resizeState.resizeEdges & Qt::LeftEdge)
dx = resizeState.initialSurfaceSize.width() - m_item->surface()->destinationSize().width();
QPointF offset = m_item->mapFromSurface({dx, dy});
m_item->moveItem()->setPosition(resizeState.initialPosition + offset);
}
}
void XdgToplevelV6Integration::handleToplevelDestroyed()
{
// Disarm any handlers that might fire on the now-stale toplevel pointer
nonwindowedState.output = nullptr;
disconnect(nonwindowedState.sizeChangedConnection);
}
XdgPopupV6Integration::XdgPopupV6Integration(QWaylandQuickShellSurfaceItem *item)
: m_item(item)
, m_xdgSurface(qobject_cast<QWaylandXdgSurfaceV6 *>(item->shellSurface()))
, m_popup(m_xdgSurface->popup())
{
Q_ASSERT(m_popup);
m_item->setSurface(m_xdgSurface->surface());
handleGeometryChanged();
connect(m_popup, &QWaylandXdgPopupV6::configuredGeometryChanged, this, &XdgPopupV6Integration::handleGeometryChanged);
connect(m_xdgSurface->shell(), &QWaylandXdgShellV6::popupCreated, this, [item](QWaylandXdgPopupV6 *popup, QWaylandXdgSurfaceV6 *){
handlePopupCreated(item, popup);
});
}
void XdgPopupV6Integration::handleGeometryChanged()
{
if (m_item->view()->output()) {
const QPoint windowOffset = m_popup->parentXdgSurface()->windowGeometry().topLeft();
const QPoint surfacePosition = m_popup->unconstrainedPosition() + windowOffset;
const QPoint itemPosition = m_item->mapFromSurface(surfacePosition).toPoint();
//TODO: positioner size or other size...?
//TODO check positioner constraints etc... sliding, flipping
m_item->moveItem()->setPosition(itemPosition);
} else {
qWarning() << "XdgPopupV6Integration popup item without output" << m_item;
}
}
}
#endif // QT_DEPRECATED_SINCE(5, 15)
QT_END_NAMESPACE