add a level of indirection to themes

1 files changed, 7 insertions, 1 deletions

diff --git a/src/ButtonTheme.hh b/src/ButtonTheme.hh
index 00c6446..7f43eb9 100644
--- a/src/ButtonTheme.hh
+++ b/src/ButtonTheme.hh
@@ -27,7 +27,7 @@
 
 #include "FbTk/GContext.hh"
 
-class ButtonTheme: public ToolTheme {
+class ButtonTheme: public ToolTheme, public FbTk::ThemeProxy<ButtonTheme> {
 public:
     ButtonTheme(int screen_num, 
                 const std::string &name, const std::string &alt_name, 
@@ -43,6 +43,12 @@ public:
     int scale() const { return *m_scale; } // scale factor for inside objects
     const std::string &name() { return m_name; }
 
+    virtual FbTk::Subject &reconfigSig() { return FbTk::Theme::reconfigSig(); }
+    virtual const FbTk::Subject &reconfigSig() const { return FbTk::Theme::reconfigSig(); }
+
+    virtual ButtonTheme *operator ->() { return this; }
+    virtual const ButtonTheme *operator ->() const { return this; }
+
 private:
     FbTk::ThemeItem<FbTk::Color> m_pic_color;
     FbTk::ThemeItem<FbTk::Texture> m_pressed_texture;