kwin/appmenu.cpp
Kai Uwe Broulik 93938d60b8 Restore global menu support
This brings back global menu support in KWin.
The DBusMenu infrastructure is different that we just read the DBus service name and
menu object path from the windows rather than passing around window IDs on DBus which
won't work on Wayland.

Differential Revision: https://phabricator.kde.org/D3089
2017-01-11 10:21:03 +01:00

111 lines
4 KiB
C++

/********************************************************************
KWin - the KDE window manager
This file is part of the KDE project.
Copyright (c) 2011 Lionel Chauvin <megabigbug@yahoo.fr>
Copyright (c) 2011,2012 Cédric Bellegarde <gnumdk@gmail.com>
Copyright (C) 2013 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 "appmenu.h"
#include "client.h"
#include "workspace.h"
#include <appmenu_interface.h>
#include <QDBusObjectPath>
using namespace KWin;
KWIN_SINGLETON_FACTORY(ApplicationMenu)
ApplicationMenu::ApplicationMenu(QObject *parent)
: QObject(parent)
, m_appmenuInterface(new OrgKdeKappmenuInterface(QStringLiteral("org.kde.kappmenu"), QStringLiteral("/KAppMenu"), QDBusConnection::sessionBus(), this))
{
connect(m_appmenuInterface, &OrgKdeKappmenuInterface::showRequest, this, &ApplicationMenu::slotShowRequest);
connect(m_appmenuInterface, &OrgKdeKappmenuInterface::menuShown, this, &ApplicationMenu::slotMenuShown);
connect(m_appmenuInterface, &OrgKdeKappmenuInterface::menuHidden, this, &ApplicationMenu::slotMenuHidden);
connect(m_appmenuInterface, &OrgKdeKappmenuInterface::reconfigured, this, &ApplicationMenu::slotReconfigured);
updateApplicationMenuEnabled();
}
ApplicationMenu::~ApplicationMenu()
{
s_self = nullptr;
}
void ApplicationMenu::slotReconfigured()
{
updateApplicationMenuEnabled();
}
bool ApplicationMenu::applicationMenuEnabled() const
{
return m_applicationMenuEnabled;
}
void ApplicationMenu::updateApplicationMenuEnabled()
{
const bool old_enabled = m_applicationMenuEnabled;
KConfigGroup config(KSharedConfig::openConfig(QStringLiteral("kdeglobals")), QStringLiteral("Appmenu Style"));
const QString &menuStyle = config.readEntry(QStringLiteral("Style"));
const bool enabled = (menuStyle == QLatin1String("Decoration"));
if (old_enabled != enabled) {
m_applicationMenuEnabled = enabled;
emit applicationMenuEnabledChanged(enabled);
}
}
void ApplicationMenu::slotShowRequest(const QString &serviceName, const QDBusObjectPath &menuObjectPath, int actionId)
{
if (AbstractClient *c = findAbstractClientWithApplicationMenu(serviceName, menuObjectPath)) {
c->showApplicationMenu(actionId);
}
}
void ApplicationMenu::slotMenuShown(const QString &serviceName, const QDBusObjectPath &menuObjectPath)
{
if (AbstractClient *c = findAbstractClientWithApplicationMenu(serviceName, menuObjectPath)) {
c->setApplicationMenuActive(true);
}
}
void ApplicationMenu::slotMenuHidden(const QString &serviceName, const QDBusObjectPath &menuObjectPath)
{
if (AbstractClient *c = findAbstractClientWithApplicationMenu(serviceName, menuObjectPath)) {
c->setApplicationMenuActive(false);
}
}
void ApplicationMenu::showApplicationMenu(const QPoint &p, AbstractClient *c, int actionId)
{
m_appmenuInterface->showMenu(p.x(), p.y(), c->applicationMenuServiceName(), QDBusObjectPath(c->applicationMenuObjectPath()), actionId);
}
AbstractClient *ApplicationMenu::findAbstractClientWithApplicationMenu(const QString &serviceName, const QDBusObjectPath &menuObjectPath)
{
if (serviceName.isEmpty() || menuObjectPath.path().isEmpty()) {
return nullptr;
}
return Workspace::self()->findAbstractClient([&](const AbstractClient *c) {
return c->applicationMenuServiceName() == serviceName
&& c->applicationMenuObjectPath() == menuObjectPath.path();
});
}