fix(wayland): resolve Qt 6.6.3 compatibility with QPointer of incomplete type

Author: Luke458

src/wayland/session_lock/session_lock.hpp

@@ -88,7 +88,7 @@ class LockWindowExtension: public QObject {
 
 private:
 	QSWaylandSessionLockSurface* surface = nullptr;
-	QPointer<QSWaylandSessionLock> lock = nullptr;
+	QPointer<QObject> lock = nullptr;
 	bool immediatelyVisible = false;
 
 	friend class QSWaylandSessionLockSurface;

src/wayland/session_lock/surface.cpp

@@ -8,7 +8,7 @@
 #include <qobject.h>
 #include <qtversionchecks.h>
 #include <qtypes.h>
-#include <wayland-client.h>
+#include <wayland-client.h> // NOLINT(misc-include-cleaner)
 
 #include "lock.hpp"
 #include "session_lock.hpp"
@@ -22,7 +22,8 @@ QSWaylandSessionLockSurface::QSWaylandSessionLockSurface(QtWaylandClient::QWayla
 		qFatal() << "QSWaylandSessionLockSurface created with null LockWindowExtension";
 	}
 
-	if (this->ext->lock == nullptr) {
+	auto* lock = qobject_cast<QSWaylandSessionLock*>(this->ext->lock.data());
+	if (lock == nullptr) {
 		qFatal() << "QSWaylandSessionLock for QSWaylandSessionLockSurface died";
 	}
 
@@ -35,15 +36,16 @@ QSWaylandSessionLockSurface::QSWaylandSessionLockSurface(QtWaylandClient::QWayla
 		qFatal() << "Session lock screen does not correspond to a real screen. Force closing window";
 	}
 
-	this->init(this->ext->lock->get_lock_surface(window->waylandSurface()->object(), output));
+	this->init(lock->get_lock_surface(window->waylandSurface()->object(), output));
 }
 
 QSWaylandSessionLockSurface::~QSWaylandSessionLockSurface() {
 	bool shouldDestroyOnServer = true;
 
 	if (this->ext != nullptr) {
 		this->ext->surface = nullptr;
-		if (this->ext->lock == nullptr || !this->ext->lock->active()) {
+		auto* lock = qobject_cast<QSWaylandSessionLock*>(this->ext->lock.data());
+		if (lock == nullptr || !lock->active()) {
 			shouldDestroyOnServer = false;
 		} else {
 			auto* qwindow = this->window() ? this->window()->window() : nullptr;
@@ -61,7 +63,7 @@ QSWaylandSessionLockSurface::~QSWaylandSessionLockSurface() {
 		this->destroy();
 	} else {
 		if (auto* obj = this->object()) {
-			wl_proxy_destroy(reinterpret_cast<wl_proxy*>(obj));
+			wl_proxy_destroy(reinterpret_cast<wl_proxy*>(obj)); // NOLINT(misc-include-cleaner)
 		}
 	}
 }