modernize: Prefer default member init over ctor init

[quassel.git] / src / common / signalproxy.cpp

diff --git a/src/common/signalproxy.cpp b/src/common/signalproxy.cpp
index 19b9af8..0cc7994 100644 (file)
--- a/src/common/signalproxy.cpp
+++ b/src/common/signalproxy.cpp
@@ -18,6 +18,8 @@
  *   51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.         *
  ***************************************************************************/
 
+#include <utility>
+
 #include <QCoreApplication>
 #include <QHostAddress>
 #include <QMetaMethod>
@@ -59,18 +61,18 @@ public:
     SignalRelay(SignalProxy *parent) : QObject(parent), _proxy(parent) {}
     inline SignalProxy *proxy() const { return _proxy; }
 
-    int qt_metacall(QMetaObject::Call _c, int _id, void **_a);
+    int qt_metacall(QMetaObject::Call _c, int _id, void **_a) override;
 
     void attachSignal(QObject *sender, int signalId, const QByteArray &funcName);
     void detachSignal(QObject *sender, int signalId = -1);
 
 private:
     struct Signal {
-        QObject *sender;
-        int signalId;
+        QObject *sender{nullptr};
+        int signalId{-1};
         QByteArray signature;
-        Signal(QObject *sender, int sigId, const QByteArray &signature) : sender(sender), signalId(sigId), signature(signature) {}
-        Signal() : sender(0), signalId(-1) {}
+        Signal(QObject *sender, int sigId, QByteArray signature) : sender(sender), signalId(sigId), signature(std::move(signature)) {}
+        Signal()  {}
     };
 
     SignalProxy *_proxy;
@@ -166,7 +168,9 @@ int SignalProxy::SignalRelay::qt_metacall(QMetaObject::Call _c, int _id, void **
 //  SignalProxy
 // ==================================================
 
-thread_local SignalProxy *SignalProxy::_current{nullptr};
+namespace {
+thread_local SignalProxy *_current{nullptr};
+}
 
 SignalProxy::SignalProxy(QObject *parent)
     : QObject(parent)
@@ -204,6 +208,12 @@ SignalProxy::~SignalProxy()
 }
 
 
+SignalProxy *SignalProxy::current()
+{
+    return _current;
+}
+
+
 void SignalProxy::setProxyMode(ProxyMode mode)
 {
     if (!_peerMap.empty()) {
@@ -332,8 +342,8 @@ void SignalProxy::removePeer(Peer *peer)
         return;
     }
 
-    disconnect(peer, 0, this, 0);
-    peer->setSignalProxy(0);
+    disconnect(peer, nullptr, this, nullptr);
+    peer->setSignalProxy(nullptr);
 
     _peerMap.remove(peer->id());
     emit peerRemoved(peer);
@@ -390,7 +400,7 @@ SignalProxy::ExtendedMetaObject *SignalProxy::extendedMetaObject(const QMetaObje
     if (_extendedMetaObjects.contains(meta))
         return _extendedMetaObjects[meta];
     else
-        return 0;
+        return nullptr;
 }
 
 
@@ -654,9 +664,9 @@ bool SignalProxy::invokeSlot(QObject *receiver, int methodId, const QVariantList
         return false;
     }
 
-    void *_a[] = { 0,           // return type...
-                   0, 0, 0, 0, 0, // and 10 args - that's the max size qt can handle with signals and slots
-                   0, 0, 0, 0, 0 };
+    void *_a[] = { nullptr,           // return type...
+                   nullptr, nullptr, nullptr, nullptr, nullptr, // and 10 args - that's the max size qt can handle with signals and slots
+                   nullptr, nullptr, nullptr, nullptr, nullptr };
 
     // check for argument compatibility and build params array
     for (int i = 0; i < numArgs; i++) {