git.iko.soy/unity8
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unity8/plugins/LightDM/DBusGreeterList.cpp
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1/*
2 * Copyright (C) 2013 Canonical, Ltd.
3 *
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation; version 3.
7 *
8 * This program is distributed in the hope that it will be useful,
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11 * GNU General Public License for more details.
12 *
13 * You should have received a copy of the GNU General Public License
14 * along with this program. If not, see <http://www.gnu.org/licenses/>.
15 */
17#include "DBusGreeterList.h"
18#include "Greeter.h"
20#include <QDBusMessage>
21#include <QStringList>
23DBusGreeterList::DBusGreeterList(Greeter *greeter, const QDBusConnection &connection, const QString &path)
24 : QObject(greeter),
25 m_greeter(greeter),
26 m_connection(connection),
27 m_path(path)
29 connect(m_greeter, SIGNAL(authenticationUserChanged(const QString &)), this, SLOT(authenticationUserChangedHandler(const QString &)));
30 connect(m_greeter, SIGNAL(promptlessChanged()), this, SLOT(promptlessChangedHandler()));
33QString DBusGreeterList::GetActiveEntry() const
35 return m_greeter->authenticationUser();
38void DBusGreeterList::SetActiveEntry(const QString &entry)
40 Q_EMIT m_greeter->requestAuthenticationUser(entry);
43bool DBusGreeterList::entryIsLocked() const
45 return !m_greeter->promptless();
48void DBusGreeterList::authenticationUserChangedHandler(const QString &user)
50 notifyPropertyChanged("ActiveEntry", user);
51 Q_EMIT EntrySelected(user);
54void DBusGreeterList::promptlessChangedHandler()
56 notifyPropertyChanged("EntryIsLocked", entryIsLocked());
57 Q_EMIT entryIsLockedChanged();
60// Manually emit a PropertiesChanged signal over DBus, because QtDBus
61// doesn't do it for us on Q_PROPERTIES, oddly enough.
62void DBusGreeterList::notifyPropertyChanged(const QString& propertyName, const QVariant &value)
64 QDBusMessage message;
65 QVariantMap changedProps;
67 changedProps.insert(propertyName, value);
69 message = QDBusMessage::createSignal(m_path,
70 "org.freedesktop.DBus.Properties",
71 "PropertiesChanged");
72 message << "com.canonical.UnityGreeter.List";
73 message << changedProps;
74 message << QStringList();
76 m_connection.send(message);