Client node now displays in all participants and presences, some additional checkups before querying empty clients, refactoring

ui/models/CMakeLists.txt

@@ -1,28 +1,36 @@
+set(SOURCE_FILES
+    abstractparticipant.cpp
+    account.cpp
+    accounts.cpp
+    contact.cpp
+    element.cpp
+    group.cpp
+    item.cpp
+    participant.cpp
+    presence.cpp
+    reference.cpp
+    room.cpp
+    roster.cpp
+)
+
+set(HEADER_FILES
+    abstractparticipant.h
+    account.h
+    accounts.h
+    contact.h
+    element.h
+    group.h
+    item.h
+    participant.h
+    presence.h
+    reference.h
+    room.h
+    roster.h
+)
+
 target_sources(squawk PRIVATE
-  abstractparticipant.cpp
-  abstractparticipant.h
-  account.cpp
-  account.h
-  accounts.cpp
-  accounts.h
-  contact.cpp
-  contact.h
-  element.cpp
-  element.h
-  group.cpp
-  group.h
-  item.cpp
-  item.h
-  participant.cpp
-  participant.h
-  presence.cpp
-  presence.h
-  reference.cpp
-  reference.h
-  room.cpp
-  room.h
-  roster.cpp
-  roster.h
-  )
+    ${SOURCE_FILES}
+    ${HEADER_FILES}
+)
 
 add_subdirectory(info)