diff --git a/QCloudMusicApi/apihelper.cpp b/QCloudMusicApi/apihelper.cpp
index 434569f..4108e5d 100644
--- a/QCloudMusicApi/apihelper.cpp
+++ b/QCloudMusicApi/apihelper.cpp
@@ -5,6 +5,7 @@
 
 #include <QMetaMethod>
 #include <QPluginLoader>
+#include <QThread>
 #include <QUrl>
 #include <QUrlQuery>
 
@@ -63,7 +64,8 @@ void ApiHelper::afterInvoke(QVariantMap& ret)
 
 QVariantMap ApiHelper::invoke(QString member, QVariantMap arg)
 {
-    beforeInvoke(arg);
+    auto connectionType = QThread::currentThread() == this->thread() ? Qt::DirectConnection : Qt::BlockingQueuedConnection;
+    QMetaObject::invokeMethod(this, [&]() { beforeInvoke(arg); }, connectionType);
 
     QVariantMap ret;
 
@@ -79,12 +81,12 @@ QVariantMap ApiHelper::invoke(QString member, QVariantMap arg)
     }
     if (useNative) {
         QMetaObject::invokeMethod(this, member.toUtf8(),
-            Qt::DirectConnection,
-            Q_RETURN_ARG(QVariantMap, ret),
-            Q_ARG(QVariantMap, arg));
+                                  connectionType,
+                                  Q_RETURN_ARG(QVariantMap, ret),
+                                  Q_ARG(QVariantMap, arg));
     }
 
-    afterInvoke(ret);
+    QMetaObject::invokeMethod(this, [&]() { afterInvoke(arg); }, connectionType);
 
     return ret;
 }
@@ -102,9 +104,9 @@ QVariantMap ApiHelper::invokeUrl(QString url)
         arg[queryItem.first] = queryItem.second;
     }
     DEBUG << "host" << qurl.host()
-        << "port" << qurl.port()
-        << "member" << member
-        << "arg" << arg;
+          << "port" << qurl.port()
+          << "member" << member
+          << "arg" << arg;
     return invoke(member, arg);
 }
 
diff --git a/QCloudMusicApi/definevaluehelper.h b/QCloudMusicApi/definevaluehelper.h
index bc0083c..9ed1135 100644
--- a/QCloudMusicApi/definevaluehelper.h
+++ b/QCloudMusicApi/definevaluehelper.h
@@ -28,42 +28,4 @@ Q_SIGNALS: \
 private: \
     type m_##valueName = defaultValue;
 
-
-#define DEFINE_VALUEADD(type, valueName, defaultValue) \
-Q_PROPERTY(type valueName READ READ_NAME(valueName) WRITE WRITE_NAME(valueName) NOTIFY NOTIFY_NAME(valueName)) \
-public: \
-    type READ_NAME(valueName)() const { return m_##valueName; } \
-    void WRITE_NAME(valueName)(type valueName) { \
-        if(valueName == 0) { \
-            return; \
-        } \
-        m_##valueName += valueName; \
-        emit NOTIFY_NAME(valueName)(); \
-    }; \
-    void INIT_NAME(valueName)(type valueName){ \
-        if(valueName == m_##valueName) { \
-            return; \
-        } \
-        m_##valueName = valueName;\
-        emit NOTIFY_NAME(valueName)(); \
-    };\
-Q_SIGNALS: \
-    void NOTIFY_NAME(valueName)(); \
-private: \
-    type m_##valueName = defaultValue;
-
-
-#define DEFINE_VALUE_FORCE(type, valueName, defaultValue) \
-Q_PROPERTY(type valueName READ READ_NAME(valueName) WRITE WRITE_NAME(valueName) NOTIFY NOTIFY_NAME(valueName)) \
-public: \
-    type READ_NAME(valueName)() const { return m_##valueName; } \
-    void WRITE_NAME(valueName)(type valueName) { \
-        m_##valueName = valueName; \
-        emit NOTIFY_NAME(valueName)(); \
-    } \
-Q_SIGNALS: \
-    void NOTIFY_NAME(valueName)(); \
-private: \
-    type m_##valueName = defaultValue;
-
 #endif // DEFINEVALUEHELPER_H