From c908fc4448989d0319f86da35c8fa66ad1440fa2 Mon Sep 17 00:00:00 2001 From: Friedemann Kleint Date: Wed, 8 Feb 2012 08:40:48 +0100 Subject: Add QPlatformServices class. MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit - Add QPlatformServices as back-end for QDesktopServices. - Bring back UNIX/Linux desktop detection in platformsupport as a generic implementation. - Add Windows implementation. Reviewed-by: Morten Johan Sorvig Reviewed-by: Samuel Rødal Reviewed-by: Anselmo Lacerda S. de Melo Change-Id: If94bb65755df4f849edd83c57143ee2c73002137 Reviewed-by: Friedemann Kleint --- .../services/genericunix/genericunix.pri | 2 + .../services/genericunix/qgenericunixservices.cpp | 151 +++++++++++++++++++++ .../services/genericunix/qgenericunixservices_p.h | 76 +++++++++++ src/platformsupport/services/services.pri | 3 + 4 files changed, 232 insertions(+) create mode 100644 src/platformsupport/services/genericunix/genericunix.pri create mode 100644 src/platformsupport/services/genericunix/qgenericunixservices.cpp create mode 100644 src/platformsupport/services/genericunix/qgenericunixservices_p.h create mode 100644 src/platformsupport/services/services.pri (limited to 'src/platformsupport/services') diff --git a/src/platformsupport/services/genericunix/genericunix.pri b/src/platformsupport/services/genericunix/genericunix.pri new file mode 100644 index 0000000000..6afafa31d0 --- /dev/null +++ b/src/platformsupport/services/genericunix/genericunix.pri @@ -0,0 +1,2 @@ +HEADERS += $$PWD/qgenericunixservices_p.h +SOURCES += $$PWD/qgenericunixservices.cpp diff --git a/src/platformsupport/services/genericunix/qgenericunixservices.cpp b/src/platformsupport/services/genericunix/qgenericunixservices.cpp new file mode 100644 index 0000000000..3c10fb63f6 --- /dev/null +++ b/src/platformsupport/services/genericunix/qgenericunixservices.cpp @@ -0,0 +1,151 @@ +/**************************************************************************** +** +** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies). +** Contact: http://www.qt-project.org/ +** +** This file is part of the plugins of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** GNU Lesser General Public License Usage +** This file may be used under the terms of the GNU Lesser General Public +** License version 2.1 as published by the Free Software Foundation and +** appearing in the file LICENSE.LGPL included in the packaging of this +** file. Please review the following information to ensure the GNU Lesser +** General Public License version 2.1 requirements will be met: +** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain additional +** rights. These rights are described in the Nokia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU General +** Public License version 3.0 as published by the Free Software Foundation +** and appearing in the file LICENSE.GPL included in the packaging of this +** file. Please review the following information to ensure the GNU General +** Public License version 3.0 requirements will be met: +** http://www.gnu.org/copyleft/gpl.html. +** +** Other Usage +** Alternatively, this file may be used in accordance with the terms and +** conditions contained in a signed written agreement between you and Nokia. +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "qgenericunixservices_p.h" + +#include +#include +#include +#include + +#include + +QT_BEGIN_NAMESPACE + +enum { debug = 0 }; + +static inline QGenericUnixServices::DesktopEnvironment detectDesktopEnvironment() +{ + if (!qgetenv("KDE_FULL_SESSION").isEmpty()) + return QGenericUnixServices::DE_KDE; + // GNOME_DESKTOP_SESSION_ID is deprecated for some reason, but still check it + if (qgetenv("DESKTOP_SESSION") == "gnome" || !qgetenv("GNOME_DESKTOP_SESSION_ID").isEmpty()) + return QGenericUnixServices::DE_GNOME; + return QGenericUnixServices::DE_UNKNOWN; +} + +static inline bool checkExecutable(const QString &candidate, QString *result) +{ + *result = QStandardPaths::findExecutable(candidate); + return !result->isEmpty(); +} + +static inline bool detectWebBrowser(QGenericUnixServices::DesktopEnvironment desktop, + bool checkBrowserVariable, + QString *browser) +{ + const char *browsers[] = {"google-chrome", "firefox", "mozilla", "opera"}; + + browser->clear(); + if (checkExecutable(QStringLiteral("xdg-open"), browser)) + return true; + + if (checkBrowserVariable) { + QByteArray browserVariable = qgetenv("DEFAULT_BROWSER"); + if (browserVariable.isEmpty()) + browserVariable = qgetenv("BROWSER"); + if (!browserVariable.isEmpty() && checkExecutable(QString::fromLocal8Bit(browserVariable), browser)) + return true; + } + + switch (desktop) { + case QGenericUnixServices::DE_UNKNOWN: + break; + case QGenericUnixServices::DE_KDE: + // Konqueror launcher + if (checkExecutable(QStringLiteral("kfmclient"), browser)) { + browser->append(QStringLiteral(" exec")); + return true; + } + case QGenericUnixServices::DE_GNOME: + if (checkExecutable(QStringLiteral("gnome-open"), browser)) + return true; + break; + } + + for (size_t i = 0; i < sizeof(browsers)/sizeof(char *); ++i) + if (checkExecutable(QLatin1String(browsers[i]), browser)) + return true; + return false; +} + +static inline bool launch(const QString &launcher, const QUrl &url) +{ + const QString command = launcher + QLatin1Char(' ') + QLatin1String(url.toEncoded()); + if (debug) + qDebug("Launching %s", qPrintable(command)); +#if defined(QT_NO_PROCESS) + const bool ok = ::system(qPrintable(command + QStringLiteral(" &"))); +#else + const bool ok = QProcess::startDetached(command); +#endif + if (!ok) + qWarning("Launch failed (%s)", qPrintable(command)); + return ok; +} + +QGenericUnixServices::QGenericUnixServices() : + m_desktopEnvironment(detectDesktopEnvironment()) +{ +} + +bool QGenericUnixServices::openUrl(const QUrl &url) +{ + if (url.scheme() == QStringLiteral("mailto")) + return openDocument(url); + + if (m_webBrowser.isEmpty() && !detectWebBrowser(m_desktopEnvironment, true, &m_webBrowser)) { + qWarning("%s: Unable to detect a web browser to launch '%s'", Q_FUNC_INFO, qPrintable(url.toString())); + return false; + } + return launch(m_webBrowser, url); +} + +bool QGenericUnixServices::openDocument(const QUrl &url) +{ + if (m_documentLauncher.isEmpty() && !detectWebBrowser(m_desktopEnvironment, false, &m_documentLauncher)) { + qWarning("%s: Unable to detect a launcher for '%s'", Q_FUNC_INFO, qPrintable(url.toString())); + return false; + } + return launch(m_documentLauncher, url); +} + +QT_END_NAMESPACE diff --git a/src/platformsupport/services/genericunix/qgenericunixservices_p.h b/src/platformsupport/services/genericunix/qgenericunixservices_p.h new file mode 100644 index 0000000000..48b790a5b8 --- /dev/null +++ b/src/platformsupport/services/genericunix/qgenericunixservices_p.h @@ -0,0 +1,76 @@ +/**************************************************************************** +** +** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies). +** Contact: http://www.qt-project.org/ +** +** This file is part of the plugins of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** GNU Lesser General Public License Usage +** This file may be used under the terms of the GNU Lesser General Public +** License version 2.1 as published by the Free Software Foundation and +** appearing in the file LICENSE.LGPL included in the packaging of this +** file. Please review the following information to ensure the GNU Lesser +** General Public License version 2.1 requirements will be met: +** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain additional +** rights. These rights are described in the Nokia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU General +** Public License version 3.0 as published by the Free Software Foundation +** and appearing in the file LICENSE.GPL included in the packaging of this +** file. Please review the following information to ensure the GNU General +** Public License version 3.0 requirements will be met: +** http://www.gnu.org/copyleft/gpl.html. +** +** Other Usage +** Alternatively, this file may be used in accordance with the terms and +** conditions contained in a signed written agreement between you and Nokia. +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QGENERICUNIXDESKTOPSERVICES_H +#define QGENERICUNIXDESKTOPSERVICES_H + +#include +#include + +QT_BEGIN_HEADER + +QT_BEGIN_NAMESPACE + +class QGenericUnixServices : public QPlatformServices +{ +public: + enum DesktopEnvironment { + DE_UNKNOWN, + DE_KDE, + DE_GNOME + }; + + QGenericUnixServices(); + + virtual bool openUrl(const QUrl &url); + virtual bool openDocument(const QUrl &url); + +private: + const DesktopEnvironment m_desktopEnvironment; + QString m_webBrowser; + QString m_documentLauncher; +}; + +QT_END_NAMESPACE + +QT_END_HEADER + +#endif // QGENERICUNIXDESKTOPSERVICES_H diff --git a/src/platformsupport/services/services.pri b/src/platformsupport/services/services.pri new file mode 100644 index 0000000000..adee852626 --- /dev/null +++ b/src/platformsupport/services/services.pri @@ -0,0 +1,3 @@ +unix:!mac { + include($$PWD/genericunix/genericunix.pri) +} -- cgit v1.2.3