Added stubs for the missing menu functions. Added a menu item that allows for saving the decoded frames - Load a DBC and a log file and you can then save the decoded data. Reworked the way that file loading and saving works so that the code doesn't run when it shouldn't.

mainwindow.ui

@@ -266,9 +266,13 @@
     </property>
     <addaction name="actionOpen_Log_File"/>
     <addaction name="actionSave_Log_File"/>
+    <addaction name="separator"/>
     <addaction name="actionLoad_DBC_File"/>
     <addaction name="actionEdit_Messages_Signals"/>
     <addaction name="actionSave_DBC_File"/>
+    <addaction name="actionSave_Decoded_Frames"/>
+    <addaction name="separator"/>
+    <addaction name="actionExit_Application"/>
    </widget>
    <addaction name="menuFile"/>
    <addaction name="menu_RE_Tools"/>
@@ -348,6 +352,16 @@
     <string>Save DBC File</string>
    </property>
   </action>
+  <action name="actionSave_Decoded_Frames">
+   <property name="text">
+    <string>Save Decoded Frames</string>
+   </property>
+  </action>
+  <action name="actionExit_Application">
+   <property name="text">
+    <string>Exit Application</string>
+   </property>
+  </action>
  </widget>
  <layoutdefault spacing="6" margin="11"/>
  <resources/>