diff --git a/src/event/EventCenter.cpp b/src/event/EventCenter.cpp
new file mode 100644
index 0000000..c09fd6d
--- /dev/null
+++ b/src/event/EventCenter.cpp
@@ -0,0 +1,19 @@
+//
+// Created by Krad on 2021/10/11.
+//
+
+#include "EventCenter.h"
+
+void EventCenter::triggerEvent(GUIEvents event, QObject *sender, QObject *data) {
+    switch (event) {
+        #define ADD_EVENT_VALUE(val)\
+        case GUIEvents:: val :\
+        {\
+            emit val(sender,data);\
+        }
+        ADD_EVENT()
+        #undef ADD_EVENT_VALUE
+        default:
+            break;
+    }
+}
diff --git a/src/event/EventCenter.h b/src/event/EventCenter.h
new file mode 100644
index 0000000..d69822c
--- /dev/null
+++ b/src/event/EventCenter.h
@@ -0,0 +1,39 @@
+//
+// Created by Krad on 2021/10/11.
+//
+
+#ifndef GUI_EVENTCENTER_H
+#define GUI_EVENTCENTER_H
+
+#include <QObject>
+
+#define ADD_EVENT()\
+ADD_EVENT_VALUE(PatientSelected)\
+ADD_EVENT_VALUE(GUIErrorRaise)
+
+enum GUIEvents{
+#define ADD_EVENT_VALUE(val) val,
+    ADD_EVENT()
+#undef ADD_EVENT_VALUE
+};
+
+
+
+class EventCenter:public QObject {
+    Q_OBJECT
+public:
+    static EventCenter* Default(){
+        static EventCenter instance;
+        return &instance;
+    }
+    void triggerEvent(GUIEvents event,QObject* sender,QObject* data);
+    signals:
+    #define ADD_EVENT_VALUE(val)\
+    void val(QObject* sender,QObject* data);
+    ADD_EVENT()
+    #undef ADD_EVENT_VALUE
+
+};
+
+
+#endif //GUI_EVENTCENTER_H