Eeschema: fix broken component reference field in hierarchies. (fixes lp:1572812)

eeschema/dialogs/dialog_edit_one_field.cpp

@@ -252,3 +252,24 @@ DIALOG_SCH_EDIT_ONE_FIELD::DIALOG_SCH_EDIT_ONE_FIELD( SCH_BASE_FRAME* aParent,
 
     init();
 }
+
+
+void DIALOG_SCH_EDIT_ONE_FIELD::UpdateField( SCH_FIELD* aField, SCH_SHEET_PATH* aSheetPath )
+{
+    wxASSERT( aField != NULL || aField->Type() != SCH_FIELD_T );
+
+    if( aField->GetId() == REFERENCE )
+    {
+        wxASSERT( aSheetPath != NULL );
+
+        SCH_COMPONENT* component = dynamic_cast< SCH_COMPONENT* >( aField->GetParent() );
+
+        wxASSERT( component != NULL );
+
+        if( component != NULL )
+            component->SetRef( aSheetPath, m_text );
+    }
+
+    aField->SetText( m_text );
+    updateText( aField );
+}

eeschema/dialogs/dialog_edit_one_field.h

@@ -153,11 +153,7 @@ public:
 
     ~DIALOG_SCH_EDIT_ONE_FIELD() {}
 
-    void UpdateField( SCH_FIELD* aField )
-    {
-        aField->SetText( m_text );
-        updateText( aField );
-    }
+    void UpdateField( SCH_FIELD* aField, SCH_SHEET_PATH* aSheetPath );
 };
 
 #endif    // DIALOG_EDIT_ONE_FIELD_H_

eeschema/edit_component_in_schematic.cpp

@@ -79,7 +79,7 @@ void SCH_EDIT_FRAME::EditComponentFieldText( SCH_FIELD* aField )
         return;
     }
 
-    dlg.UpdateField( aField );
+    dlg.UpdateField( aField, m_CurrentSheet );
     m_canvas->MoveCursorToCrossHair();
     m_canvas->SetIgnoreMouseEvents( false );
     OnModify();