diff --git a/autotests/client/test_datadevice.cpp b/autotests/client/test_datadevice.cpp
--- a/autotests/client/test_datadevice.cpp
+++ b/autotests/client/test_datadevice.cpp
@@ -191,6 +191,12 @@
     QVERIFY(!deviceInterface->icon());
     QVERIFY(!deviceInterface->selection());
     QVERIFY(deviceInterface->parentResource());
+
+    // and destroy
+    QSignalSpy destroyedSpy(deviceInterface, &QObject::destroyed);
+    QVERIFY(destroyedSpy.isValid());
+    dataDevice.reset();
+    QVERIFY(destroyedSpy.wait());
 }
 
 void TestDataDevice::testDrag()
diff --git a/autotests/client/test_server_side_decoration.cpp b/autotests/client/test_server_side_decoration.cpp
--- a/autotests/client/test_server_side_decoration.cpp
+++ b/autotests/client/test_server_side_decoration.cpp
@@ -201,6 +201,12 @@
     QVERIFY(modeChangedSpy.wait());
     QCOMPARE(modeChangedSpy.count(), 1);
     QTEST(serverSideDecoration->mode(), "clientMode");
+
+    // and destroy
+    QSignalSpy destroyedSpy(serverDeco, &QObject::destroyed);
+    QVERIFY(destroyedSpy.isValid());
+    serverSideDecoration.reset();
+    QVERIFY(destroyedSpy.wait());
 }
 
 void TestServerSideDecoration::testRequest_data()
diff --git a/autotests/client/test_wayland_blur.cpp b/autotests/client/test_wayland_blur.cpp
--- a/autotests/client/test_wayland_blur.cpp
+++ b/autotests/client/test_wayland_blur.cpp
@@ -163,6 +163,12 @@
 
     QVERIFY(blurChanged.wait());
     QCOMPARE(serverSurface->blur()->region(), QRegion(0, 0, 10, 20));
+
+    // and destroy
+    QSignalSpy destroyedSpy(serverSurface->blur(), &QObject::destroyed);
+    QVERIFY(destroyedSpy.isValid());
+    delete blur;
+    QVERIFY(destroyedSpy.wait());
 }
 
 QTEST_GUILESS_MAIN(TestBlur)
diff --git a/autotests/client/test_wayland_contrast.cpp b/autotests/client/test_wayland_contrast.cpp
--- a/autotests/client/test_wayland_contrast.cpp
+++ b/autotests/client/test_wayland_contrast.cpp
@@ -174,6 +174,12 @@
     QCOMPARE(wl_fixed_from_double(serverSurface->contrast()->contrast()), wl_fixed_from_double(0.2));
     QCOMPARE(wl_fixed_from_double(serverSurface->contrast()->intensity()), wl_fixed_from_double(2.0));
     QCOMPARE(wl_fixed_from_double(serverSurface->contrast()->saturation()), wl_fixed_from_double(1.7));
+
+    // and destroy
+    QSignalSpy destroyedSpy(serverSurface->contrast(), &QObject::destroyed);
+    QVERIFY(destroyedSpy.isValid());
+    delete contrast;
+    QVERIFY(destroyedSpy.wait());
 }
 
 QTEST_GUILESS_MAIN(TestContrast)
diff --git a/src/server/blur_interface.cpp b/src/server/blur_interface.cpp
--- a/src/server/blur_interface.cpp
+++ b/src/server/blur_interface.cpp
@@ -153,16 +153,15 @@
 
     static void commitCallback(wl_client *client, wl_resource *resource);
     static void setRegionCallback(wl_client *client, wl_resource *resource, wl_resource *region);
-    static void releaseCallback(wl_client *client, wl_resource *resource);
 
     static const struct org_kde_kwin_blur_interface s_interface;
 };
 
 #ifndef DOXYGEN_SHOULD_SKIP_THIS
 const struct org_kde_kwin_blur_interface BlurInterface::Private::s_interface = {
     commitCallback,
     setRegionCallback,
-    releaseCallback
+    resourceDestroyedCallback
 };
 #endif
 
@@ -189,14 +188,6 @@
     }
 }
 
-void BlurInterface::Private::releaseCallback(wl_client *client, wl_resource *resource)
-{
-    Q_UNUSED(client);
-    Private *p = reinterpret_cast<Private*>(wl_resource_get_user_data(resource));
-    wl_resource_destroy(resource);
-    p->q->deleteLater();
-}
-
 BlurInterface::Private::Private(BlurInterface *q, BlurManagerInterface *c, wl_resource *parentResource)
     : Resource::Private(q, c, parentResource, &org_kde_kwin_blur_interface, &s_interface)
 {
diff --git a/src/server/contrast_interface.cpp b/src/server/contrast_interface.cpp
--- a/src/server/contrast_interface.cpp
+++ b/src/server/contrast_interface.cpp
@@ -162,7 +162,6 @@
     static void setContrastCallback(wl_client *client, wl_resource *resource, wl_fixed_t contrast);
     static void setIntensityCallback(wl_client *client, wl_resource *resource, wl_fixed_t intensity);
     static void setSaturationCallback(wl_client *client, wl_resource *resource, wl_fixed_t saturation);
-    static void releaseCallback(wl_client *client, wl_resource *resource);
 
     static const struct org_kde_kwin_contrast_interface s_interface;
 };
@@ -174,7 +173,7 @@
     setContrastCallback,
     setIntensityCallback,
     setSaturationCallback,
-    releaseCallback
+    resourceDestroyedCallback
 };
 #endif
 
@@ -225,14 +224,6 @@
     p->pendingSaturation = wl_fixed_to_double(saturation);
 }
 
-void ContrastInterface::Private::releaseCallback(wl_client *client, wl_resource *resource)
-{
-    Q_UNUSED(client);
-    Private *p = reinterpret_cast<Private*>(wl_resource_get_user_data(resource));
-    wl_resource_destroy(resource);
-    p->q->deleteLater();
-}
-
 ContrastInterface::Private::Private(ContrastInterface *q, ContrastManagerInterface *c, wl_resource *parentResource)
     : Resource::Private(q, c, parentResource, &org_kde_kwin_contrast_interface, &s_interface)
 {
diff --git a/src/server/datadevice_interface.cpp b/src/server/datadevice_interface.cpp
--- a/src/server/datadevice_interface.cpp
+++ b/src/server/datadevice_interface.cpp
@@ -65,16 +65,15 @@
     void setSelection(DataSourceInterface *dataSource);
     static void startDragCallback(wl_client *client, wl_resource *resource, wl_resource *source, wl_resource *origin, wl_resource *icon, uint32_t serial);
     static void setSelectionCallback(wl_client *client, wl_resource *resource, wl_resource *source, uint32_t serial);
-    static void releaseCallback(wl_client *client, wl_resource *resource);
 
     static const struct wl_data_device_interface s_interface;
 };
 
 #ifndef DOXYGEN_SHOULD_SKIP_THIS
 const struct wl_data_device_interface DataDeviceInterface::Private::s_interface = {
     startDragCallback,
     setSelectionCallback,
-    releaseCallback
+    resourceDestroyedCallback
 };
 #endif
 
@@ -118,14 +117,6 @@
     cast<Private>(resource)->setSelection(DataSourceInterface::get(source));
 }
 
-void DataDeviceInterface::Private::releaseCallback(wl_client *client, wl_resource *resource)
-{
-    Q_UNUSED(client);
-    Private *p = reinterpret_cast<Private*>(wl_resource_get_user_data(resource));
-    wl_resource_destroy(resource);
-    p->q->deleteLater();
-}
-
 void DataDeviceInterface::Private::setSelection(DataSourceInterface *dataSource)
 {
     Q_Q(DataDeviceInterface);
diff --git a/src/server/dataoffer_interface.cpp b/src/server/dataoffer_interface.cpp
--- a/src/server/dataoffer_interface.cpp
+++ b/src/server/dataoffer_interface.cpp
@@ -46,16 +46,15 @@
     void receive(const QString &mimeType, qint32 fd);
     static void acceptCallback(wl_client *client, wl_resource *resource, uint32_t serial, const char *mimeType);
     static void receiveCallback(wl_client *client, wl_resource *resource, const char *mimeType, int32_t fd);
-    static void destroyCallback(wl_client *client, wl_resource *resource);
 
     static const struct wl_data_offer_interface s_interface;
 };
 
 #ifndef DOXYGEN_SHOULD_SKIP_THIS
 const struct wl_data_offer_interface DataOfferInterface::Private::s_interface = {
     acceptCallback,
     receiveCallback,
-    destroyCallback
+    resourceDestroyedCallback
 };
 #endif
 
@@ -80,12 +79,6 @@
     p->source->accept(mimeType ? QString::fromUtf8(mimeType) : QString());
 }
 
-void DataOfferInterface::Private::destroyCallback(wl_client *client, wl_resource *resource)
-{
-    Q_UNUSED(client)
-    wl_resource_destroy(resource);
-}
-
 void DataOfferInterface::Private::receiveCallback(wl_client *client, wl_resource *resource, const char *mimeType, int32_t fd)
 {
     Q_UNUSED(client)
diff --git a/src/server/datasource_interface.cpp b/src/server/datasource_interface.cpp
--- a/src/server/datasource_interface.cpp
+++ b/src/server/datasource_interface.cpp
@@ -47,15 +47,14 @@
     void offer(const QString &mimeType);
 
     static void offerCallback(wl_client *client, wl_resource *resource, const char *mimeType);
-    static void destroyCallack(wl_client *client, wl_resource *resource);
 
     const static struct wl_data_source_interface s_interface;
 };
 
 #ifndef DOXYGEN_SHOULD_SKIP_THIS
 const struct wl_data_source_interface DataSourceInterface::Private::s_interface = {
     offerCallback,
-    destroyCallack
+    resourceDestroyedCallback
 };
 #endif
 
@@ -66,15 +65,6 @@
 
 DataSourceInterface::Private::~Private() = default;
 
-void DataSourceInterface::Private::destroyCallack(wl_client *client, wl_resource *resource)
-{
-    Q_UNUSED(client)
-    auto p = cast<Private>(resource);
-    wl_resource_destroy(resource);
-    p->resource = nullptr;
-    p->q->deleteLater();
-}
-
 void DataSourceInterface::Private::offerCallback(wl_client *client, wl_resource *resource, const char *mimeType)
 {
     Q_UNUSED(client)
diff --git a/src/server/dpms_interface.cpp b/src/server/dpms_interface.cpp
--- a/src/server/dpms_interface.cpp
+++ b/src/server/dpms_interface.cpp
@@ -78,7 +78,7 @@
 #ifndef DOXYGEN_SHOULD_SKIP_THIS
 const struct org_kde_kwin_dpms_interface DpmsInterface::Private::s_interface = {
     setCallback,
-    releaseCallback
+    resourceDestroyedCallback
 };
 #endif
 
@@ -111,14 +111,6 @@
     emit cast<Private>(resource)->output->dpmsModeRequested(dpmsMode);
 }
 
-void DpmsInterface::Private::releaseCallback(wl_client *client, wl_resource *resource)
-{
-    Q_UNUSED(client)
-    Private *p = reinterpret_cast<Private*>(wl_resource_get_user_data(resource));
-    wl_resource_destroy(resource);
-    p->q->deleteLater();
-}
-
 DpmsInterface::DpmsInterface(OutputInterface *output, wl_resource *parentResource, DpmsManagerInterface *manager)
     : Resource(new Private(this, manager, parentResource, output))
 {
diff --git a/src/server/dpms_interface_p.h b/src/server/dpms_interface_p.h
--- a/src/server/dpms_interface_p.h
+++ b/src/server/dpms_interface_p.h
@@ -75,7 +75,6 @@
 
 private:
     static void setCallback(wl_client *client, wl_resource *resource, uint32_t mode);
-    static void releaseCallback(wl_client *client, wl_resource *resource);
     static const struct org_kde_kwin_dpms_interface s_interface;
 };
 
diff --git a/src/server/idle_interface.cpp b/src/server/idle_interface.cpp
--- a/src/server/idle_interface.cpp
+++ b/src/server/idle_interface.cpp
@@ -63,7 +63,6 @@
     QTimer *timer = nullptr;
 
 private:
-    static void releaseCallback(wl_client *client, wl_resource *resource);
     static void simulateUserActivityCallback(wl_client *client, wl_resource *resource);
     IdleTimeoutInterface *q_func() {
         return reinterpret_cast<IdleTimeoutInterface*>(q);
@@ -126,7 +125,7 @@
 
 #ifndef DOXYGEN_SHOULD_SKIP_THIS
 const struct org_kde_kwin_idle_timeout_interface IdleTimeoutInterface::Private::s_interface = {
-    releaseCallback,
+    resourceDestroyedCallback,
     simulateUserActivityCallback
 };
 #endif
@@ -139,14 +138,6 @@
 
 IdleTimeoutInterface::Private::~Private() = default;
 
-void IdleTimeoutInterface::Private::releaseCallback(wl_client* client, wl_resource* resource)
-{
-    Q_UNUSED(client);
-    Private *p = reinterpret_cast<Private*>(wl_resource_get_user_data(resource));
-    wl_resource_destroy(resource);
-    p->q->deleteLater();
-}
-
 void IdleTimeoutInterface::Private::simulateUserActivityCallback(wl_client *client, wl_resource *resource)
 {
     Q_UNUSED(client);
diff --git a/src/server/plasmashell_interface.cpp b/src/server/plasmashell_interface.cpp
--- a/src/server/plasmashell_interface.cpp
+++ b/src/server/plasmashell_interface.cpp
@@ -79,7 +79,6 @@
 
 private:
     // interface callbacks
-    static void destroyCallback(wl_client *client, wl_resource *resource);
     static void setOutputCallback(wl_client *client, wl_resource *resource, wl_resource *output);
     static void setPositionCallback(wl_client *client, wl_resource *resource, int32_t x, int32_t y);
     static void setRoleCallback(wl_client *client, wl_resource *resource, uint32_t role);
@@ -154,7 +153,7 @@
 
 #ifndef DOXYGEN_SHOULD_SKIP_THIS
 const struct org_kde_plasma_surface_interface PlasmaShellSurfaceInterface::Private::s_interface = {
-    destroyCallback,
+    resourceDestroyedCallback,
     setOutputCallback,
     setPositionCallback,
     setRoleCallback,
@@ -185,12 +184,6 @@
     return reinterpret_cast<PlasmaShellSurfaceInterface::Private*>(d.data());
 }
 
-void PlasmaShellSurfaceInterface::Private::destroyCallback(wl_client *client, wl_resource *resource)
-{
-    Q_UNUSED(client)
-    wl_resource_destroy(resource);
-}
-
 void PlasmaShellSurfaceInterface::Private::setOutputCallback(wl_client *client, wl_resource *resource, wl_resource *output)
 {
     Q_UNUSED(client)
diff --git a/src/server/region_interface.cpp b/src/server/region_interface.cpp
--- a/src/server/region_interface.cpp
+++ b/src/server/region_interface.cpp
@@ -42,16 +42,15 @@
     void add(const QRect &rect);
     void subtract(const QRect &rect);
 
-    static void destroyCallback(wl_client *client, wl_resource *r);
     static void addCallback(wl_client *client, wl_resource *r, int32_t x, int32_t y, int32_t width, int32_t height);
     static void subtractCallback(wl_client *client, wl_resource *r, int32_t x, int32_t y, int32_t width, int32_t height);
 
     static const struct wl_region_interface s_interface;
 };
 
 #ifndef DOXYGEN_SHOULD_SKIP_THIS
 const struct wl_region_interface RegionInterface::Private::s_interface = {
-    destroyCallback,
+    resourceDestroyedCallback,
     addCallback,
     subtractCallback
 };
@@ -93,12 +92,6 @@
     cast<Private>(r)->subtract(QRect(x, y, width, height));
 }
 
-void RegionInterface::Private::destroyCallback(wl_client *client, wl_resource *r)
-{
-    Q_UNUSED(client)
-    wl_resource_destroy(r);
-}
-
 RegionInterface::RegionInterface(CompositorInterface *parent, wl_resource *parentResource)
     : Resource(new Private(parent, this, parentResource))
 {
diff --git a/src/server/resource.cpp b/src/server/resource.cpp
--- a/src/server/resource.cpp
+++ b/src/server/resource.cpp
@@ -67,6 +67,13 @@
     p->q->deleteLater();
 }
 
+
+void Resource::Private::resourceDestroyedCallback(wl_client *client, wl_resource *resource)
+{
+    Q_UNUSED(client)
+    wl_resource_destroy(resource);
+}
+
 Resource::Resource(Resource::Private *d, QObject *parent)
     : QObject(parent)
     , d(d)
diff --git a/src/server/resource_p.h b/src/server/resource_p.h
--- a/src/server/resource_p.h
+++ b/src/server/resource_p.h
@@ -79,6 +79,7 @@
         return r ? reinterpret_cast<Derived*>(wl_resource_get_user_data(r)) : nullptr;
     }
     static void unbind(wl_resource *resource);
+    static void resourceDestroyedCallback(wl_client *client, wl_resource *resource);
 
     Resource *q;
     static QList<Private*> s_allResources;
diff --git a/src/server/server_decoration_interface.cpp b/src/server/server_decoration_interface.cpp
--- a/src/server/server_decoration_interface.cpp
+++ b/src/server/server_decoration_interface.cpp
@@ -183,7 +183,6 @@
     static ServerSideDecorationInterface *get(SurfaceInterface *s);
 
 private:
-    static void releaseCallback(wl_client *client, wl_resource *resource);
     static void requestModeCallback(wl_client *client, wl_resource *resource, uint32_t mode);
 
     ServerSideDecorationInterface *q_func() {
@@ -196,20 +195,12 @@
 
 #ifndef DOXYGEN_SHOULD_SKIP_THIS
 const struct org_kde_kwin_server_decoration_interface ServerSideDecorationInterface::Private::s_interface = {
-    releaseCallback,
+    resourceDestroyedCallback,
     requestModeCallback
 };
 QVector<ServerSideDecorationInterface::Private*> ServerSideDecorationInterface::Private::s_all;
 #endif
 
-void ServerSideDecorationInterface::Private::releaseCallback(wl_client *client, wl_resource *resource)
-{
-    Q_UNUSED(client)
-    Private *p = cast<Private>(resource);
-    wl_resource_destroy(resource);
-    p->q->deleteLater();
-}
-
 void ServerSideDecorationInterface::Private::requestModeCallback(wl_client *client, wl_resource *resource, uint32_t mode)
 {
     Q_UNUSED(client)
diff --git a/src/server/subcompositor_interface.cpp b/src/server/subcompositor_interface.cpp
--- a/src/server/subcompositor_interface.cpp
+++ b/src/server/subcompositor_interface.cpp
@@ -129,7 +129,7 @@
 
 #ifndef DOXYGEN_SHOULD_SKIP_THIS
 const struct wl_subsurface_interface SubSurfaceInterface::Private::s_interface = {
-    destroyCallback,
+    resourceDestroyedCallback,
     setPositionCallback,
     placeAboveCallback,
     placeBelowCallback,
@@ -204,12 +204,6 @@
     }
 }
 
-void SubSurfaceInterface::Private::destroyCallback(wl_client *client, wl_resource *resource)
-{
-    Q_UNUSED(client)
-    wl_resource_destroy(resource);
-}
-
 void SubSurfaceInterface::Private::setPositionCallback(wl_client *client, wl_resource *resource, int32_t x, int32_t y)
 {
     Q_UNUSED(client)
diff --git a/src/server/subsurface_interface_p.h b/src/server/subsurface_interface_p.h
--- a/src/server/subsurface_interface_p.h
+++ b/src/server/subsurface_interface_p.h
@@ -58,7 +58,6 @@
     void placeAbove(SurfaceInterface *sibling);
     void placeBelow(SurfaceInterface *sibling);
 
-    static void destroyCallback(wl_client *client, wl_resource *resource);
     static void setPositionCallback(wl_client *client, wl_resource *resource, int32_t x, int32_t y);
     static void placeAboveCallback(wl_client *client, wl_resource *resource, wl_resource *sibling);
     static void placeBelowCallback(wl_client *client, wl_resource *resource, wl_resource *sibling);
diff --git a/src/server/surface_interface.cpp b/src/server/surface_interface.cpp
--- a/src/server/surface_interface.cpp
+++ b/src/server/surface_interface.cpp
@@ -176,7 +176,7 @@
 
 #ifndef DOXYGEN_SHOULD_SKIP_THIS
 const struct wl_surface_interface SurfaceInterface::Private::s_interface = {
-    destroyCallback,
+    resourceDestroyedCallback,
     attachCallback,
     damageCallback,
     frameCallaback,
@@ -490,12 +490,6 @@
     s->subSurfacePending.callbacks.removeAll(r);
 }
 
-void SurfaceInterface::Private::destroyCallback(wl_client *client, wl_resource *resource)
-{
-    Q_UNUSED(client)
-    wl_resource_destroy(resource);
-}
-
 void SurfaceInterface::Private::attachCallback(wl_client *client, wl_resource *resource, wl_resource *buffer, int32_t sx, int32_t sy)
 {
     Q_UNUSED(client)
diff --git a/src/server/surface_interface_p.h b/src/server/surface_interface_p.h
--- a/src/server/surface_interface_p.h
+++ b/src/server/surface_interface_p.h
@@ -104,7 +104,6 @@
 
     static void destroyFrameCallback(wl_resource *r);
 
-    static void destroyCallback(wl_client *client, wl_resource *resource);
     static void attachCallback(wl_client *client, wl_resource *resource, wl_resource *buffer, int32_t sx, int32_t sy);
     static void damageCallback(wl_client *client, wl_resource *resource, int32_t x, int32_t y, int32_t width, int32_t height);
     static void frameCallaback(wl_client *client, wl_resource *resource, uint32_t callback);
diff --git a/src/server/textinput_interface.cpp b/src/server/textinput_interface.cpp
--- a/src/server/textinput_interface.cpp
+++ b/src/server/textinput_interface.cpp
@@ -34,12 +34,6 @@
 namespace Server
 {
 
-void TextInputInterface::Private::destroyCallback(wl_client *client, wl_resource *resource)
-{
-    Q_UNUSED(client)
-    wl_resource_destroy(resource);
-}
-
 void TextInputInterface::Private::activateCallback(wl_client *client, wl_resource *resource, wl_resource *seat, wl_resource *surface)
 {
     auto p = cast<Private>(resource);
diff --git a/src/server/textinput_interface_p.h b/src/server/textinput_interface_p.h
--- a/src/server/textinput_interface_p.h
+++ b/src/server/textinput_interface_p.h
@@ -86,7 +86,6 @@
 protected:
     Private(TextInputInterface *q, Global *c, wl_resource *parentResource, const wl_interface *interface, const void *implementation);
 
-    static void destroyCallback(wl_client *client, wl_resource *resource);
     static void activateCallback(wl_client *client, wl_resource *resource, wl_resource * seat, wl_resource * surface);
     static void deactivateCallback(wl_client *client, wl_resource *resource, wl_resource * seat);
     static void enableCallback(wl_client *client, wl_resource *resource, wl_resource * surface);
diff --git a/src/server/textinput_interface_v2.cpp b/src/server/textinput_interface_v2.cpp
--- a/src/server/textinput_interface_v2.cpp
+++ b/src/server/textinput_interface_v2.cpp
@@ -65,7 +65,7 @@
 
 #ifndef DOXYGEN_SHOULD_SKIP_THIS
 const struct zwp_text_input_v2_interface TextInputUnstableV2Interface::Private::s_interface = {
-    destroyCallback,
+    resourceDestroyedCallback,
     enableCallback,
     disableCallback,
     showInputPanelCallback,