Added a function to dynamically resize to text.

git-svn-id: svn+ssh://svn.code.sf.net/p/supertuxkart/code/trunk/supertuxkart@1811 178a84e3-b1eb-0310-8ba1-8eac791a3b58

src/gui/race_options.cpp

@@ -150,6 +150,7 @@ void RaceOptions::select()
                 m_difficulty = RaceManager::RD_MEDIUM;
                 widget_manager->setWgtText( WTOK_DIFFICULTY, _("Driver") );
             }
+            widget_manager->resizeWgtToText( WTOK_DIFFICULTY );
             break;
 
         case WTOK_DIFFICULTY_DOWN:

src/widget_manager.cpp

@@ -1989,6 +1989,31 @@ void WidgetManager::setSelectedWgtToken(const int TOKEN)
     }
 }
 
+//-----------------------------------------------------------------------------
+void WidgetManager::resizeWgtToText( const int TOKEN )
+{
+    const int ID = findId(TOKEN);
+    if( ID != WGT_NONE )
+    {
+        m_widgets[ID].widget->resizeToText();
+
+        const int SCREEN_WIDTH = user_config->m_width;
+        const int SCREEN_HEIGHT = user_config->m_height;
+
+        m_widgets[ID].min_width = ( m_widgets[ID].widget->m_width * 100 ) /
+            SCREEN_WIDTH;
+        m_widgets[ID].min_height = ( m_widgets[ID].widget->m_height * 100 ) /
+            SCREEN_HEIGHT;
+
+        layout();
+    }
+    else
+    {
+        std::cerr << "WARNING: tried to resize the text of an unnamed " <<
+            "widget with token " << TOKEN << '\n';
+    }
+}
+
 /** reloadFonts() sets the pointers to the fonts of the guis
  * to their choosen fonts; it's useful in cases where you
  * free the font's memory (which makes the pointers invalid),

src/widget_manager.hpp

@@ -354,6 +354,7 @@ public:
     void setWgtResizeToText( const int TOKEN, const bool RESIZE );
     void showWgtText( const int TOKEN );
     void hideWgtText( const int TOKEN );
+    void resizeWgtToText( const int TOKEN );
     void reloadFonts();
 
     //FIXME: change to enableWgtScrolling, since it enables or disables