src/IPC/DBusInterface.cpp

0001 /* Copyright (C) 2013 Pali Rohár <pali.rohar@gmail.com>
0002
0003    This file is part of the Trojita Qt IMAP e-mail client,
0004    http://trojita.flaska.net/
0005
0006    This program is free software; you can redistribute it and/or
0007    modify it under the terms of the GNU General Public License as
0008    published by the Free Software Foundation; either version 2 of
0009    the License or (at your option) version 3 or any later version
0010    accepted by the membership of KDE e.V. (or its successor approved
0011    by the membership of KDE e.V.), which shall act as a proxy
0012    defined in Section 14 of version 3 of the license.
0013
0014    This program is distributed in the hope that it will be useful,
0015    but WITHOUT ANY WARRANTY; without even the implied warranty of
0016    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
0017    GNU General Public License for more details.
0018
0019    You should have received a copy of the GNU General Public License
0020    along with this program.  If not, see <http://www.gnu.org/licenses/>.
0021 */
0022
0023 #include <QDBusConnection>
0024 #include <QDBusConnectionInterface>
0025 #include <QDBusInterface>
0026
0027 #include "MainWindowBridge.h"
0028
0029 #include "IPC.h"
0030
0031 namespace IPC {
0032
0033 static QString path = QStringLiteral("/Trojita");
0034
0035 QString service()
0036 {
0037     QString str = QStringLiteral("net.flaska.trojita");
0038     QString profileName = QString::fromUtf8(qgetenv("TROJITA_PROFILE"));
0039     return profileName.isEmpty() ? str : str + QLatin1Char('-') + profileName;
0040 }
0041
0042 namespace Instance {
0043
0044 static QDBusInterface &interface()
0045 {
0046     static QDBusInterface iface(service(), path, QStringLiteral("net.flaska.trojita"));
0047     return iface;
0048 }
0049
0050 bool isRunning()
0051 {
0052     return QDBusConnection::sessionBus().isConnected() &&
0053         QDBusConnection::sessionBus().interface()->isServiceRegistered(service());
0054 }
0055
0056 void showMainWindow()
0057 {
0058     interface().call(QDBus::NoBlock, QStringLiteral("showMainWindow"));
0059 }
0060
0061 void showAddressbookWindow()
0062 {
0063     interface().call(QDBus::NoBlock, QStringLiteral("showAddressbookWindow"));
0064 }
0065
0066 void composeMail(const QString &url)
0067 {
0068     interface().call(QDBus::NoBlock, QStringLiteral("composeMail"), url);
0069 }
0070
0071 } //namespace Instance
0072
0073 bool registerInstance(Gui::MainWindow *window, QString &error)
0074 {
0075     QDBusConnection conn = QDBusConnection::sessionBus();
0076     if (!conn.isConnected()) {
0077         error = conn.lastError().message();
0078         return false;
0079     }
0080
0081     bool serviceOk = conn.registerService(service());
0082     if (!serviceOk) {
0083         error = conn.lastError().message();
0084         return false;
0085     }
0086
0087     MainWindowBridge *object = new MainWindowBridge(window);
0088     bool objectOk = conn.registerObject(path, object, QDBusConnection::ExportAllSlots);
0089     if (!objectOk) {
0090         error = conn.lastError().message();
0091         delete object;
0092         conn.unregisterService(service());
0093         return false;
0094     }
0095
0096     return true;
0097 }
0098
0099 } //namespace IPC