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author | Rohan McGovern <rohan.mcgovern@nokia.com> | 2011-09-14 07:45:44 (GMT) |
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committer | Rohan McGovern <rohan.mcgovern@nokia.com> | 2011-09-14 07:45:44 (GMT) |
commit | 1b30b3a6726adf806ae221357393e562285e8346 (patch) | |
tree | c650ff836d3abdf5890726354ee6e2b9bce11304 /src/gui/kernel/qeventdispatcher_glib_qpa.cpp | |
parent | 1c1a5fe0e2d9e28be5e0e14732d79d34c9bb2a74 (diff) | |
parent | 704dd92581783d91ccd234d58896d7078eed14a5 (diff) | |
download | Qt-1b30b3a6726adf806ae221357393e562285e8346.zip Qt-1b30b3a6726adf806ae221357393e562285e8346.tar.gz Qt-1b30b3a6726adf806ae221357393e562285e8346.tar.bz2 |
Merge remote branch 'origin/4.8' into 4.8-from-4.7
Conflicts:
src/gui/text/qtextengine_p.h
src/network/ssl/qsslsocket_openssl.cpp
Diffstat (limited to 'src/gui/kernel/qeventdispatcher_glib_qpa.cpp')
-rw-r--r-- | src/gui/kernel/qeventdispatcher_glib_qpa.cpp | 147 |
1 files changed, 147 insertions, 0 deletions
diff --git a/src/gui/kernel/qeventdispatcher_glib_qpa.cpp b/src/gui/kernel/qeventdispatcher_glib_qpa.cpp new file mode 100644 index 0000000..a9b1018 --- /dev/null +++ b/src/gui/kernel/qeventdispatcher_glib_qpa.cpp @@ -0,0 +1,147 @@ +/**************************************************************************** +** +** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the QtCore module 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 "qeventdispatcher_glib_qpa_p.h" + +#include "qapplication.h" + +#include "qplatformdefs.h" +#include "qapplication.h" + +#include <glib.h> +#include "qapplication_p.h" + +#include <qdebug.h> + +QT_BEGIN_NAMESPACE + +struct GUserEventSource +{ + GSource source; + QPAEventDispatcherGlib *q; +}; + +static gboolean userEventSourcePrepare(GSource *s, gint *timeout) +{ + Q_UNUSED(s) + Q_UNUSED(timeout) + + return QWindowSystemInterfacePrivate::windowSystemEventsQueued() > 0; +} + +static gboolean userEventSourceCheck(GSource *source) +{ + return userEventSourcePrepare(source, 0); +} + +static gboolean userEventSourceDispatch(GSource *s, GSourceFunc, gpointer) +{ + GUserEventSource * source = reinterpret_cast<GUserEventSource *>(s); + + QWindowSystemInterfacePrivate::WindowSystemEvent * event; + while (QWindowSystemInterfacePrivate::windowSystemEventsQueued()) { + event = QWindowSystemInterfacePrivate::getWindowSystemEvent(); + if (!event) + break; + + // send through event filter + if (source->q->filterEvent(event)) { + delete event; + continue; + } + QApplicationPrivate::processWindowSystemEvent(event); + delete event; + } + + return true; +} + + +static GSourceFuncs userEventSourceFuncs = { + userEventSourcePrepare, + userEventSourceCheck, + userEventSourceDispatch, + NULL, + NULL, + NULL +}; + +QPAEventDispatcherGlibPrivate::QPAEventDispatcherGlibPrivate(GMainContext *context) + : QEventDispatcherGlibPrivate(context) +{ + userEventSource = reinterpret_cast<GUserEventSource *>(g_source_new(&userEventSourceFuncs, + sizeof(GUserEventSource))); + userEventSource->q = 0; + g_source_set_can_recurse(&userEventSource->source, true); + g_source_attach(&userEventSource->source, mainContext); +} + + +QPAEventDispatcherGlib::QPAEventDispatcherGlib(QObject *parent) + : QEventDispatcherGlib(*new QPAEventDispatcherGlibPrivate, parent) +{ + Q_D(QPAEventDispatcherGlib); + d->userEventSource->q = this; +} + +QPAEventDispatcherGlib::~QPAEventDispatcherGlib() +{ + Q_D(QPAEventDispatcherGlib); + + g_source_destroy(&d->userEventSource->source); + g_source_unref(&d->userEventSource->source); + d->userEventSource = 0; +} + +bool QPAEventDispatcherGlib::processEvents(QEventLoop::ProcessEventsFlags flags) +{ + static bool init = false; + if (!init) { + if (QApplicationPrivate::platformIntegration()->createEventLoopIntegration()) { + qWarning("Eventloop integration is not supported by the glib event dispatcher"); + qWarning("Use the UNIX event dispatcher by defining environment variable QT_NO_GLIB=1"); + } + init = true; + } + return QEventDispatcherGlib::processEvents(flags); +} + +QT_END_NAMESPACE |