Do not create Code Style settings "Copy From" popup menu until it is requested to be shown.

platform/lang-impl/src/com/intellij/application/options/CodeStyleAbstractPanel.java

@@ -620,5 +620,9 @@ public abstract class CodeStyleAbstractPanel implements Disposable {
       copyMenu.removeAll();
     }
   }
+  
+  public boolean isCopyFromMenuAvailable() {
+    return false;
+  }
 
 }

platform/lang-impl/src/com/intellij/application/options/TabbedLanguageCodeStylePanel.java

@@ -476,7 +476,12 @@ public abstract class TabbedLanguageCodeStylePanel extends CodeStyleAbstractPane
       myConfigurable.reset();
     }
   }
-  
+
+  @Override
+  public boolean isCopyFromMenuAvailable() {
+    return true;
+  }
+
   //========================================================================================================================================
   
   private class MyIndentOptionsWrapper extends CodeStyleAbstractPanel {

platform/lang-impl/src/com/intellij/application/options/codeStyle/CodeStyleSchemesPanel.java

@@ -317,11 +317,7 @@ public class CodeStyleSchemesPanel{
   public void setCodeStyleSettingsPanel(NewCodeStyleSettingsPanel settingsPanel) {
     mySettingsPanel = settingsPanel;
     CodeStyleAbstractPanel selectedPanel = mySettingsPanel.getSelectedPanel();
-    if (selectedPanel != null) {
-      initCopyFromMenu();
-      selectedPanel.setupCopyFromMenu(myCopyFromMenu);
-    }
-    myCopyFromButton.setEnabled(myCopyFromMenu.getItemCount() > 0);
+    myCopyFromButton.setEnabled(selectedPanel != null && selectedPanel.isCopyFromMenuAvailable());
   }
 
   private void onSettingsTypeChange() {
@@ -344,6 +340,14 @@ public class CodeStyleSchemesPanel{
       myCopyFromMenu = new PopupMenu();
       myCopyFromButton.add(myCopyFromMenu);
     }
+    CodeStyleAbstractPanel selectedPanel = mySettingsPanel.getSelectedPanel();
+    if (selectedPanel != null) {
+      selectedPanel.setupCopyFromMenu(myCopyFromMenu);
+      myCopyFromButton.setEnabled(myCopyFromMenu.getItemCount() > 0);
+    }
+    else {
+      myCopyFromButton.setEnabled(false);
+    }
   }
 
 }