added force_update option to force an update of the m_root_pixmaps

2 files changed, 3 insertions, 3 deletions

diff --git a/src/FbTk/FbPixmap.cc b/src/FbTk/FbPixmap.cc
index b8c2856..a80342f 100644
--- a/src/FbTk/FbPixmap.cc
+++ b/src/FbTk/FbPixmap.cc
@@ -356,14 +356,14 @@ void FbPixmap::setRootPixmap(int screen_num, Pixmap pm) {
     m_root_pixmaps[screen_num] = pm;
 }
 
-Pixmap FbPixmap::getRootPixmap(int screen_num) {
+Pixmap FbPixmap::getRootPixmap(int screen_num, bool force_update) {
     /*
       if (!FbTk::Transparent::haveRender()) 
       return None;
     */
 
     // check and see if if we have the pixmaps in cache
-    if (m_root_pixmaps)
+    if (m_root_pixmaps && !force_update)
         return m_root_pixmaps[screen_num];
 
     // else setup pixmap cache        
diff --git a/src/FbTk/FbPixmap.hh b/src/FbTk/FbPixmap.hh
index a974feb..f0f51bb 100644
--- a/src/FbTk/FbPixmap.hh
+++ b/src/FbTk/FbPixmap.hh
@@ -68,7 +68,7 @@ public:
     inline unsigned int height() const { return m_height; }
     inline int depth() const { return m_depth; }
 
-    static Pixmap getRootPixmap(int screen_num);
+    static Pixmap getRootPixmap(int screen_num, bool force_update=false);
     static void setRootPixmap(int screen_num, Pixmap pm);
     static void rootwinPropertyNotify(int screen_num, Atom atom);