Fix delayed handleTextUpdated

src/guiengine/widgets/CGUIEditBox.hpp

@@ -147,7 +147,7 @@ namespace GUIEngine
         //! sets the area of the given line
         void setTextRect(s32 line);
         //! adds a letter to the edit box
-        void inputChar(char32_t c);
+        virtual void inputChar(char32_t c);
         //! calculates the current scroll position
         void calculateScrollPos();
         //! send some gui event to parent

src/guiengine/widgets/text_box_widget.cpp

@@ -74,6 +74,12 @@ public:
         return handled;
     }
 
+    virtual void inputChar(char32_t c)
+    {
+        CGUIEditBox::inputChar(c);
+        handleTextUpdated();
+    }
+
     virtual bool OnEvent(const SEvent& event)
     {
         bool out = CGUIEditBox::OnEvent(event);