diff --git a/src/simplified/xf/core/customevent.cpp b/src/simplified/xf/core/customevent.cpp
index 7580c78..f15e9e5 100644
--- a/src/simplified/xf/core/customevent.cpp
+++ b/src/simplified/xf/core/customevent.cpp
@@ -1,3 +1,15 @@
 #include "xf/customevent.h"
 
-// TODO: Implement code for XFCustomEvent class
+// TODO done: Implement code for XFCustomEvent class
+
+
+XFCustomEvent::XFCustomEvent(int id, interface::XFBehavior *pBehavior):
+    XFEvent(XFEventType::Unknown, id){
+    setBehavior(pBehavior);
+}
+
+bool XFCustomEvent::deleteAfterConsume() const {
+    return bDeleteAfterConsume_;
+}
+
+
diff --git a/src/simplified/xf/core/defaulttransition.cpp b/src/simplified/xf/core/defaulttransition.cpp
index 99d335b..e08e854 100644
--- a/src/simplified/xf/core/defaulttransition.cpp
+++ b/src/simplified/xf/core/defaulttransition.cpp
@@ -1,3 +1,12 @@
 #include "xf/defaulttransition.h"
 
-// TODO: Implement code for XFDefaultTransition class
+// TODO done: Implement code for XFDefaultTransition class
+
+XFDefaultTransition::XFDefaultTransition():
+    XFEvent(XFEventType::DefaultTransition) {
+
+}
+
+bool XFDefaultTransition::deleteAfterConsume() const {
+    return true;
+}
diff --git a/src/simplified/xf/core/initialevent.cpp b/src/simplified/xf/core/initialevent.cpp
index b761b39..d7f343b 100644
--- a/src/simplified/xf/core/initialevent.cpp
+++ b/src/simplified/xf/core/initialevent.cpp
@@ -1,3 +1,12 @@
 #include "xf/initialevent.h"
 
-// TODO: Implement code for XFInitialEvent class
+// TODO done: Implement code for XFInitialEvent class
+
+XFInitialEvent::XFInitialEvent():
+    XFEvent(XFEventType::Initial) {
+
+}
+
+bool XFInitialEvent::deleteAfterConsume() const {
+    return true;
+}
diff --git a/src/simplified/xf/core/timeout.cpp b/src/simplified/xf/core/timeout.cpp
index 2f2202f..717bad5 100644
--- a/src/simplified/xf/core/timeout.cpp
+++ b/src/simplified/xf/core/timeout.cpp
@@ -4,6 +4,7 @@
 
 XFTimeout::XFTimeout(int id, int interval, interface::XFBehavior *pBehavior):
     XFEvent(XFEventType::Timeout, id), interval_(interval) {
+    setBehavior(pBehavior);
 }
 
 bool XFTimeout::operator ==(const XFTimeout &timeout) const {