diff --git a/src/rprocessing/RLangPApplet.java b/src/rprocessing/RLangPApplet.java
index 218d17b..dff73ec 100644
--- a/src/rprocessing/RLangPApplet.java
+++ b/src/rprocessing/RLangPApplet.java
@@ -323,6 +323,26 @@ private boolean isMixMode() {
     return isSameClass(this.renjinEngine.get(Constant.SIZE_NAME), closureClass);
   }
 
+  /**
+   *
+   * @see processing.core.PApplet#focusGained()
+   */
+  @Override
+  public void focusGained() {
+    super.focusGained();
+    this.renjinEngine.put("focused",super.focused);
+  }
+
+  /**
+   *
+   * @see processing.core.PApplet#focusLost()
+   */
+  @Override
+  public void focusLost() {
+    super.focusLost();
+    this.renjinEngine.put("focused",super.focused);
+  }
+  
   /**
    * Set Environment variables in R top context.
    */
diff --git a/src/rprocessing/applet/BuiltinApplet.java b/src/rprocessing/applet/BuiltinApplet.java
index 0113949..64bb548 100644
--- a/src/rprocessing/applet/BuiltinApplet.java
+++ b/src/rprocessing/applet/BuiltinApplet.java
@@ -34,24 +34,4 @@ public boolean getFocused() {
   public double getPI() {
     return PI;
   }
-
-  /**
-   *
-   * @see processing.core.PApplet#focusGained()
-   */
-  @Override
-  public void focusGained() {
-    super.focusGained();
-    this.renjinEngine.put("focused",super.focused);
-  }
-
-  /**
-   *
-   * @see processing.core.PApplet#focusLost()
-   */
-  @Override
-  public void focusLost() {
-    super.focusLost();
-    this.renjinEngine.put("focused",super.focused);
-  }
 }