46f2b252d8
Split out from wayland_backend. So far no unit test as there is no proper way to simulate input events.
167 lines
3.6 KiB
C++
167 lines
3.6 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) 2014 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 "seat.h"
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#include "keyboard.h"
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#include "pointer.h"
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namespace KWin
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{
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namespace Wayland
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{
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const wl_seat_listener Seat::s_listener = {
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Seat::capabilitiesCallback,
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Seat::nameCallback
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};
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Seat::Seat(QObject *parent)
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: QObject(parent)
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, m_seat(nullptr)
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, m_capabilityKeyboard(false)
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, m_capabilityPointer(false)
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, m_capabilityTouch(false)
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{
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}
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Seat::~Seat()
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{
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release();
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}
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void Seat::release()
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{
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if (!m_seat) {
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return;
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}
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wl_seat_destroy(m_seat);
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m_seat = nullptr;
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resetSeat();
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}
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void Seat::destroy()
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{
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if (!m_seat) {
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return;
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}
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free(m_seat);
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m_seat = nullptr;
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resetSeat();
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}
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void Seat::resetSeat()
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{
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setHasKeyboard(false);
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setHasPointer(false);
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setHasTouch(false);
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setName(QString());
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}
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void Seat::setHasKeyboard(bool has)
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{
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if (m_capabilityKeyboard == has) {
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return;
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}
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m_capabilityKeyboard = has;
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emit hasKeyboardChanged(m_capabilityKeyboard);
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}
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void Seat::setHasPointer(bool has)
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{
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if (m_capabilityPointer == has) {
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return;
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}
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m_capabilityPointer = has;
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emit hasPointerChanged(m_capabilityPointer);
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}
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void Seat::setHasTouch(bool has)
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{
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if (m_capabilityTouch == has) {
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return;
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}
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m_capabilityTouch = has;
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emit hasTouchChanged(m_capabilityTouch);
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}
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void Seat::setup(wl_seat *seat)
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{
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Q_ASSERT(seat);
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Q_ASSERT(!m_seat);
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m_seat = seat;
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wl_seat_add_listener(m_seat, &Seat::s_listener, this);
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}
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void Seat::capabilitiesCallback(void *data, wl_seat *seat, uint32_t capabilities)
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{
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Seat *s = reinterpret_cast<Seat*>(data);
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Q_ASSERT(s->m_seat == seat);
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s->capabilitiesChanged(capabilities);
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}
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void Seat::nameCallback(void *data, wl_seat *seat, const char *name)
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{
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Seat *s = reinterpret_cast<Seat*>(data);
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Q_ASSERT(s->m_seat == seat);
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s->setName(QString::fromUtf8(name));
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}
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void Seat::capabilitiesChanged(uint32_t capabilities)
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{
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setHasKeyboard(capabilities & WL_SEAT_CAPABILITY_KEYBOARD);
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setHasPointer(capabilities & WL_SEAT_CAPABILITY_POINTER);
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setHasTouch(capabilities & WL_SEAT_CAPABILITY_TOUCH);
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}
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Keyboard *Seat::createKeyboard(QObject *parent)
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{
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Q_ASSERT(isValid());
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Q_ASSERT(m_capabilityKeyboard);
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Keyboard *k = new Keyboard(parent);
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k->setup(wl_seat_get_keyboard(m_seat));
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return k;
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}
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Pointer *Seat::createPointer(QObject *parent)
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{
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Q_ASSERT(isValid());
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Q_ASSERT(m_capabilityPointer);
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Pointer *p = new Pointer(parent);
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p->setup(wl_seat_get_pointer(m_seat));
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return p;
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}
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wl_touch *Seat::createTouch()
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{
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Q_ASSERT(isValid());
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Q_ASSERT(m_capabilityTouch);
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return wl_seat_get_touch(m_seat);
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}
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void Seat::setName(const QString &name)
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{
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if (m_name == name) {
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return;
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}
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m_name = name;
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emit nameChanged(m_name);
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}
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}
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}
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