Added method to check if a widget is active or not

git-svn-id: svn+ssh://svn.code.sf.net/p/supertuxkart/code/main/branches/uni@13296 178a84e3-b1eb-0310-8ba1-8eac791a3b58

src/guiengine/widget.cpp

@@ -327,6 +327,15 @@ bool Widget::isVisible() const
 
 // -----------------------------------------------------------------------------
 
+bool Widget::isActivated() const
+{
+    if (isVisible())
+        return !m_deactivated;
+    return false;
+}
+
+// -----------------------------------------------------------------------------
+
 void Widget::setVisible(bool visible)
 {
     if (m_element != NULL)

src/guiengine/widget.hpp

@@ -326,6 +326,8 @@ namespace GUIEngine
         /** Returns if the element is visible. */
         bool isVisible() const;
 
+        bool isActivated() const;
+
         /**
          * Call to resize/move the widget. Not all widgets can resize gracefully.
          */