kwin/src/wayland/keystate_interface.cpp
2020-04-29 16:56:38 +02:00

78 lines
2.4 KiB
C++

/*
SPDX-FileCopyrightText: 2019 Aleix Pol Gonzalez <aleixpol@kde.org>
SPDX-License-Identifier: LGPL-2.1-only OR LGPL-3.0-only OR LicenseRef-KDE-Accepted-LGPL
*/
#include "keystate_interface.h"
#include "global_p.h"
#include "display.h"
#include <QDebug>
#include <QVector>
#include <wayland-server.h>
#include <wayland-keystate-server-protocol.h>
namespace KWaylandServer
{
class KeyStateInterface::Private : public Global::Private
{
public:
Private(Display *d)
: Global::Private(d, &org_kde_kwin_keystate_interface, s_version)
{}
void bind(wl_client * client, uint32_t version, uint32_t id) override {
auto c = display->getConnection(client);
wl_resource *resource = c->createResource(&org_kde_kwin_keystate_interface, qMin(version, s_version), id);
if (!resource) {
wl_client_post_no_memory(client);
return;
}
wl_resource_set_implementation(resource, &s_interface, this, unbind);
m_resources << resource;
}
static void unbind(wl_resource *resource) {
auto *d = reinterpret_cast<Private*>(wl_resource_get_user_data(resource));
d->m_resources.removeAll(resource);
}
static void fetchStatesCallback(struct wl_client */*client*/, struct wl_resource *resource) {
auto s = reinterpret_cast<KeyStateInterface::Private*>(wl_resource_get_user_data(resource));
for (int i=0; i<s->m_keyStates.count(); ++i)
org_kde_kwin_keystate_send_stateChanged(resource, i, s->m_keyStates[i]);
}
static const quint32 s_version;
QVector<wl_resource*> m_resources;
QVector<State> m_keyStates = QVector<State>(3, Unlocked);
static const struct org_kde_kwin_keystate_interface s_interface;
};
const quint32 KeyStateInterface::Private::s_version = 1;
KeyStateInterface::KeyStateInterface(Display* d, QObject* parent)
: Global(new Private(d), parent)
{}
KeyStateInterface::~KeyStateInterface() = default;
const struct org_kde_kwin_keystate_interface KeyStateInterface::Private::s_interface = {
fetchStatesCallback
};
void KeyStateInterface::setState(KeyStateInterface::Key key, KeyStateInterface::State state)
{
auto dptr = static_cast<KeyStateInterface::Private*>(d.data());
dptr->m_keyStates[int(key)] = state;
for(auto r : qAsConst(dptr->m_resources)) {
org_kde_kwin_keystate_send_stateChanged(r, int(key), int(state));
}
}
}