kwin/modifier_only_shortcuts.cpp
Benjamin Port 4a90f6ab60 Add support to keyboard shortcuts inhibitor
Summary:
- Disable all global shortcuts
- For now don't disable spies (So opening menu with meta key is not disabled for now)

Depends on D29231

Test Plan: Tested with https://github.com/swaywm/wlroots/blob/master/examples/keyboard-shortcuts-inhibit.c

Reviewers: davidedmundson, zzag

Reviewed By: davidedmundson

Subscribers: romangg, broulik, apol, kwin

Tags: #kwin

Differential Revision: https://phabricator.kde.org/D29272
2020-05-29 08:49:11 +00:00

105 lines
3.6 KiB
C++

/********************************************************************
KWin - the KDE window manager
This file is part of the KDE project.
Copyright (C) 2016, 2017 Martin Gräßlin <mgraesslin@kde.org>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*********************************************************************/
#include "modifier_only_shortcuts.h"
#include "input_event.h"
#include "options.h"
#include "screenlockerwatcher.h"
#include "wayland_server.h"
#include "workspace.h"
#include <QDBusConnection>
#include <QDBusMessage>
#include <QDBusPendingCall>
namespace KWin
{
ModifierOnlyShortcuts::ModifierOnlyShortcuts()
: QObject()
, InputEventSpy()
{
connect(ScreenLockerWatcher::self(), &ScreenLockerWatcher::locked, this, &ModifierOnlyShortcuts::reset);
}
ModifierOnlyShortcuts::~ModifierOnlyShortcuts() = default;
void ModifierOnlyShortcuts::keyEvent(KeyEvent *event)
{
if (event->isAutoRepeat()) {
return;
}
if (event->type() == QEvent::KeyPress) {
const bool wasEmpty = m_pressedKeys.isEmpty();
m_pressedKeys.insert(event->nativeScanCode());
if (wasEmpty && m_pressedKeys.size() == 1 &&
!ScreenLockerWatcher::self()->isLocked() &&
m_buttonPressCount == 0 &&
m_cachedMods == Qt::NoModifier) {
m_modifier = Qt::KeyboardModifier(int(event->modifiersRelevantForGlobalShortcuts()));
} else {
m_modifier = Qt::NoModifier;
}
} else if (!m_pressedKeys.isEmpty()) {
m_pressedKeys.remove(event->nativeScanCode());
if (m_pressedKeys.isEmpty() &&
event->modifiersRelevantForGlobalShortcuts() == Qt::NoModifier &&
workspace() && !workspace()->globalShortcutsDisabled()) {
if (m_modifier != Qt::NoModifier) {
const auto list = options->modifierOnlyDBusShortcut(m_modifier);
if (list.size() >= 4) {
if (!waylandServer() || !waylandServer()->isKeyboardShortcutsInhibited()) {
auto call = QDBusMessage::createMethodCall(list.at(0), list.at(1), list.at(2), list.at(3));
QVariantList args;
for (int i = 4; i < list.size(); ++i) {
args << list.at(i);
}
call.setArguments(args);
QDBusConnection::sessionBus().asyncCall(call);
}
}
}
}
m_modifier = Qt::NoModifier;
} else {
m_modifier = Qt::NoModifier;
}
m_cachedMods = event->modifiersRelevantForGlobalShortcuts();
}
void ModifierOnlyShortcuts::pointerEvent(MouseEvent *event)
{
if (event->type() == QEvent::MouseMove) {
return;
}
if (event->type() == QEvent::MouseButtonPress) {
m_buttonPressCount++;
} else if (event->type() == QEvent::MouseButtonRelease) {
m_buttonPressCount--;
}
reset();
}
void ModifierOnlyShortcuts::wheelEvent(WheelEvent *event)
{
Q_UNUSED(event)
reset();
}
}