1 files changed, 92 insertions, 0 deletions
diff --git a/src/gui/platform/unix/qeventdispatcher_glib.cpp b/src/gui/platform/unix/qeventdispatcher_glib.cpp
new file mode 100644
index 0000000000..368006f302
--- /dev/null
+++ b/src/gui/platform/unix/qeventdispatcher_glib.cpp
@@ -0,0 +1,92 @@
+// Copyright (C) 2016 The Qt Company Ltd.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
+
+#include "qeventdispatcher_glib_p.h"
+
+#include "qguiapplication.h"
+
+#include "qplatformdefs.h"
+
+#include <glib.h>
+#include "private/qguiapplication_p.h"
+
+QT_BEGIN_NAMESPACE
+
+struct GUserEventSource
+{
+    GSource source;
+    QPAEventDispatcherGlib *q;
+    QPAEventDispatcherGlibPrivate *d;
+};
+
+static gboolean userEventSourcePrepare(GSource *source, gint *timeout)
+{
+    Q_UNUSED(timeout);
+    GUserEventSource *userEventSource = reinterpret_cast<GUserEventSource *>(source);
+    return userEventSource->d->wakeUpCalled;
+}
+
+static gboolean userEventSourceCheck(GSource *source)
+{
+    return userEventSourcePrepare(source, nullptr);
+}
+
+static gboolean userEventSourceDispatch(GSource *source, GSourceFunc, gpointer)
+{
+    GUserEventSource *userEventSource = reinterpret_cast<GUserEventSource *>(source);
+    QPAEventDispatcherGlib *dispatcher = userEventSource->q;
+    QWindowSystemInterface::sendWindowSystemEvents(dispatcher->m_flags);
+    return true;
+}
+
+static GSourceFuncs userEventSourceFuncs = {
+    userEventSourcePrepare,
+    userEventSourceCheck,
+    userEventSourceDispatch,
+    NULL,
+    NULL,
+    NULL
+};
+
+QPAEventDispatcherGlibPrivate::QPAEventDispatcherGlibPrivate(GMainContext *context)
+    : QEventDispatcherGlibPrivate(context)
+{
+    Q_Q(QPAEventDispatcherGlib);
+
+    GSource *source = g_source_new(&userEventSourceFuncs, sizeof(GUserEventSource));
+    g_source_set_name(source, "[Qt] GUserEventSource");
+    userEventSource = reinterpret_cast<GUserEventSource *>(source);
+
+    userEventSource->q = q;
+    userEventSource->d = this;
+    g_source_set_can_recurse(&userEventSource->source, true);
+    g_source_attach(&userEventSource->source, mainContext);
+}
+
+
+QPAEventDispatcherGlib::QPAEventDispatcherGlib(QObject *parent)
+    : QEventDispatcherGlib(*new QPAEventDispatcherGlibPrivate, parent)
+    , m_flags(QEventLoop::AllEvents)
+{
+    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 = nullptr;
+}
+
+bool QPAEventDispatcherGlib::processEvents(QEventLoop::ProcessEventsFlags flags)
+{
+    m_flags = flags;
+    return QEventDispatcherGlib::processEvents(m_flags);
+}
+
+QT_END_NAMESPACE
+
+#include "moc_qeventdispatcher_glib_p.cpp"