Use EventCenter to invoke select patient event.

src/SelectFormWidget.cpp

@@ -12,6 +12,7 @@
 #include "db/SQLHelper.h"
 #include "editpatientform.h"
 #include "guimacros.h"
+#include "event/EventCenter.h"
 
 #define ADD_CENTER_ITEM(row,col,text)\
     item = new QTableWidgetItem(text);\
@@ -149,6 +150,11 @@ SelectFormWidget::SelectFormWidget(QWidget *parent) :
             //TODO:error handle
         }
     });
+
+    connect(btnSelect, &QToolButton::clicked,[=](){
+        if (currentRow<0)return;
+        EventCenter::Default()->triggerEvent(GUIEvents::PatientSelected, nullptr,edit_patient->getPatientInformation()->Copy());
+    });
 }
 
 SelectFormWidget::~SelectFormWidget()