Add TcpServer and have it broadcast itself over DNSSD.

CMakeLists.txt

@@ -13,7 +13,7 @@ include(KDECMakeSettings)
 include(KDECompilerSettings NO_POLICY_SCOPE)
 include(FeatureSummary)
 
-find_package(Qt5 ${QT_MIN_VERSION} CONFIG REQUIRED COMPONENTS Core Multimedia)
+find_package(Qt5 ${QT_MIN_VERSION} CONFIG REQUIRED COMPONENTS Core Multimedia Network)
 
 find_package(KF5 ${KF_MIN_VERSION} REQUIRED COMPONENTS
     CoreAddons

src/CMakeLists.txt

@@ -2,6 +2,7 @@ set( simplecastengine_SRCS
     simplecastengine.cpp
     minimediaplayer.cpp
     simplecastservice.cpp
+    simplecasttcpservice.cpp
 )
 
 add_library(plasma_engine_simplecast ${simplecastengine_SRCS})
@@ -12,6 +13,7 @@ kcoreaddons_desktop_to_json(plasma_engine_simplecast plasma-dataengine-simplecas
 target_link_libraries( plasma_engine_simplecast
     Qt5::Core
     Qt5::Multimedia
+    Qt5::Network
     KF5::Plasma
     KF5::Service
     KF5::I18n

src/simplecastengine.cpp

@@ -22,7 +22,7 @@
 #include "simplecastservice.h"
 
 SimpleCastEngine::SimpleCastEngine(QObject *parent, const QVariantList &args)
-    : Plasma::DataEngine(parent,args), player(new MiniMediaPlayer(this))
+    : Plasma::DataEngine(parent,args), player(new MiniMediaPlayer(this)), tcpService(player,this)
 {
     Q_UNUSED(args)
     setMinimumPollingInterval(333);
@@ -30,6 +30,7 @@ SimpleCastEngine::SimpleCastEngine(QObject *parent, const QVariantList &args)
     connect(player,SIGNAL(trackDurationChanged(qint64)),this,SLOT(durationChanged(qint64)));
     connect(player,SIGNAL(trackPositionChanged(qint64)),this,SLOT(positionChanged(qint64)));
     connect(player,SIGNAL(playlistChanged(QStringList)),this,SLOT(playlistChanged(QStringList)));
+    tcpService.listen();
 }
 
 void SimpleCastEngine::durationChanged(qint64 length)

src/simplecastengine.h

@@ -25,6 +25,7 @@
 #include <Plasma/DataEngine>
 #include <qt5/QtCore/QString>
 #include "minimediaplayer.h"
+#include "simplecasttcpservice.h"
 
 /**
  * Simple Cast Engine is a Plasma DataEngine that conveys that status on the media player casting to to other code like Plasmoids.
@@ -46,7 +47,7 @@ protected:
     bool sourceRequestEvent(const QString &source) override;
     bool updateSourceEvent(const QString &source) override;
     MiniMediaPlayer *player;
-    
+    SimpleCastTcpService tcpService;    
 };
 
 #endif // SIMPLECASTENGINE_H