DeviceManager: Break the websocket dependencies

Task-number: QTCREATORBUG-32296
Change-Id: Ic9c80e3507a7dc8e666d740e0db72d2a5be12042
Reviewed-by: Eike Ziller <eike.ziller@qt.io>

src/plugins/qmldesigner/CMakeLists.txt

@@ -748,15 +748,22 @@ extend_qtc_plugin(QmlDesigner
 
 extend_qtc_plugin(QmlDesigner
   CONDITION TARGET Qt::WebSockets
+  DEFINES QT_WEBSOCKET_ENABLED
+  DEPENDS
+    Qt::WebSockets
+)
+
+extend_qtc_plugin(QmlDesigner
   SOURCES_PREFIX components/devicesharing
   DEPENDS
-    QtCreator::QrCodeGenerator Qt::WebSockets
+    QtCreator::QrCodeGenerator
   SOURCES
     device.cpp device.h
     deviceinfo.cpp deviceinfo.h
     devicemanager.cpp devicemanager.h
     devicemanagermodel.cpp devicemanagermodel.h
     devicemanagerwidget.cpp devicemanagerwidget.h
+    websocketmock.h
 )
 
 extend_qtc_plugin(QmlDesigner

src/plugins/qmldesigner/components/devicesharing/device.cpp

@@ -5,7 +5,8 @@
 
 #include <QJsonDocument>
 #include <QLatin1String>
-#include <QThreadPool>
+
+#include "websocketmock.h"
 
 namespace QmlDesigner::DeviceShare {
 

src/plugins/qmldesigner/components/devicesharing/device.h

@@ -3,14 +3,13 @@
 
 #pragma once
 
-#include <QThread>
 #include <QTimer>
-#include <QWebSocket>
 
 #include <atomic>
 
 #include "deviceinfo.h"
 
+class QWebSocket;
 namespace QmlDesigner::DeviceShare {
 
 class Device : public QObject

src/plugins/qmldesigner/components/devicesharing/devicemanager.cpp

@@ -2,7 +2,7 @@
 // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
 
 #include "devicemanager.h"
-
+#include "device.h"
 #include "devicemanagerwidget.h"
 
 #include <QFile>
@@ -11,6 +11,7 @@
 #include <QLatin1String>
 #include <QNetworkDatagram>
 #include <QNetworkInterface>
+#include <QUdpSocket>
 
 #include <coreplugin/icore.h>
 #include <projectexplorer/kitaspect.h>

src/plugins/qmldesigner/components/devicesharing/devicemanager.h

@@ -3,16 +3,17 @@
 
 #pragma once
 
-#include <QPointer>
-#include <QUdpSocket>
-#include <QWebSocketServer>
-
 #include <qmldesigner/components/componentcore/resourcegenerator.h>
 
-#include "device.h"
+#include "deviceinfo.h"
 
+#include <QPointer>
+
+QT_BEGIN_NAMESPACE
+class QUdpSocket;
+QT_END_NAMESPACE
 namespace QmlDesigner::DeviceShare {
-
+class Device;
 class DeviceManagerWidget;
 
 class DeviceManager : public QObject

src/plugins/qmldesigner/components/devicesharing/devicemanagermodel.cpp

@@ -2,6 +2,7 @@
 // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
 
 #include "devicemanagermodel.h"
+#include "device.h"
 #include "devicemanager.h"
 
 namespace QmlDesigner::DeviceShare {

src/plugins/qmldesigner/components/devicesharing/websocketmock.h

@@ -0,0 +1,45 @@
+// Copyright (C) 2024 The Qt Company Ltd.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
+
+#pragma once
+
+#ifdef QT_WEBSOCKET_ENABLED
+#include <QWebSocket>
+#else
+#include <QAbstractSocket>
+
+// QWebSocket mock.
+// It is used to avoid linking against QtWebSockets.
+namespace QWebSocketProtocol {
+enum CloseCode { CloseCodeNormal = 1000 };
+enum Version { Unknown = 0, Version13 = 13 };
+} // namespace QWebSocketProtocol
+
+class QWebSocket : public QObject
+{
+    Q_OBJECT
+public:
+    QWebSocket() = default;
+    ~QWebSocket() = default;
+
+    void setOutgoingFrameSize(int) {}
+    void setParent(QObject *) {}
+    void open(const QUrl &) {}
+    void close() {}
+    void close(QWebSocketProtocol::CloseCode, const QString &) {}
+    void abort() {}
+    void flush() {}
+    void ping() {}
+    bool isValid() {return true;}
+    QAbstractSocket::SocketState state() {return QAbstractSocket::ConnectedState;}
+    void sendTextMessage(const QString &){}
+    void sendBinaryMessage(const QByteArray &){}
+
+signals:
+    void pong(quint64, const QByteArray &);
+    void textMessageReceived(const QString &);
+    void disconnected();
+    void connected();
+};
+
+#endif // QT_WEBSOCKETS_LIB

src/plugins/qmldesigner/components/runmanager/runmanager.cpp

@@ -8,6 +8,8 @@
 
 #include <qmldesigner/qmldesignerplugin.h>
 
+#include <devicesharing/device.h>
+
 namespace QmlDesigner {
 
 Q_LOGGING_CATEGORY(runManagerLog, "qtc.designer.runManager", QtWarningMsg)