Don't copy empty set

dcwhite · dcwhite · commit 948feaeed3dd · 2017-06-29T09:57:40.000-06:00
@ajanson
diff --git a/src/Interface/Application/NetworkEditor.cc b/src/Interface/Application/NetworkEditor.cc
@@ -593,6 +593,9 @@ void NetworkEditor::copy()
     return;
 
   auto selected = scene_->selectedItems();
+  if (selected.empty())
+    return;
+    
   auto modSelected = [&selected](ModuleHandle mod)
   {
     for (const auto& item : selected)
@@ -1198,7 +1201,7 @@ void NetworkEditor::updateModulePositions(const ModulePositions& modulePositions
       }
     }
   }
-  
+
   QPointF adjustment;
   if (!positions.empty())
   {

Original file line number	Diff line number	Diff line change
`@@ -593,6 +593,9 @@ void NetworkEditor::copy()`
`593`	`593`	`return;`
`594`	`594`
`595`	`595`	`auto selected = scene_->selectedItems();`
	`596`	`+ if (selected.empty())`
	`597`	`+ return;`
	`598`	`+`
`596`	`599`	`auto modSelected = [&selected](ModuleHandle mod)`
`597`	`600`	`{`
`598`	`601`	`for (const auto& item : selected)`
`@@ -1198,7 +1201,7 @@ void NetworkEditor::updateModulePositions(const ModulePositions& modulePositions`
`1198`	`1201`	`}`
`1199`	`1202`	`}`
`1200`	`1203`	`}`
`1201`		`-`
	`1204`	`+`
`1202`	`1205`	`QPointF adjustment;`
`1203`	`1206`	`if (!positions.empty())`
`1204`	`1207`	`{`