qt5-qtwayland/SOURCES/0011-Client-Disconnect-regi...

50 lines
2.0 KiB
Diff

From a1d6aa2078b8a840469f13ae720669cb4f99291d Mon Sep 17 00:00:00 2001
From: David Edmundson <davidedmundson@kde.org>
Date: Fri, 14 May 2021 13:23:24 +0100
Subject: [PATCH 11/40] Client: Disconnect registry listener on destruction
If a display outlives a QWaylandClientExtension and a new global is
announced we end up delivering an event to a now deleted extension which
will crash.
Change-Id: Idc0de40be61a2f7627ab4963e1fe29b22fbf3f04
(cherry picked from commit c4ba37cd2f8cb81b9438b56ac604fc2f3e45083c)
---
src/client/global/qwaylandclientextension.cpp | 7 +++++++
src/client/global/qwaylandclientextension.h | 1 +
2 files changed, 8 insertions(+)
diff --git a/src/client/global/qwaylandclientextension.cpp b/src/client/global/qwaylandclientextension.cpp
index 125b1e19..797b06fe 100644
--- a/src/client/global/qwaylandclientextension.cpp
+++ b/src/client/global/qwaylandclientextension.cpp
@@ -88,6 +88,13 @@ QWaylandClientExtension::QWaylandClientExtension(const int ver)
QMetaObject::invokeMethod(this, "addRegistryListener", Qt::QueuedConnection);
}
+QWaylandClientExtension::~QWaylandClientExtension()
+{
+ Q_D(QWaylandClientExtension);
+ if (d->registered && !QCoreApplication::closingDown())
+ d->waylandIntegration->display()->removeListener(&QWaylandClientExtensionPrivate::handleRegistryGlobal, this);
+}
+
QtWaylandClient::QWaylandIntegration *QWaylandClientExtension::integration() const
{
Q_D(const QWaylandClientExtension);
diff --git a/src/client/global/qwaylandclientextension.h b/src/client/global/qwaylandclientextension.h
index 98272e57..5bd28398 100644
--- a/src/client/global/qwaylandclientextension.h
+++ b/src/client/global/qwaylandclientextension.h
@@ -63,6 +63,7 @@ class Q_WAYLAND_CLIENT_EXPORT QWaylandClientExtension : public QObject
Q_PROPERTY(bool active READ isActive NOTIFY activeChanged)
public:
QWaylandClientExtension(const int version);
+ ~QWaylandClientExtension();
QtWaylandClient::QWaylandIntegration *integration() const;
int version() const;
--
2.35.1