Fix the scrollbar boundary checking to prevent the player from freezing on screens that are too small to show the list with the font selected. Correct the M:Robe remote screen height.

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@20690 a1c6a512-1295-4272-9138-f99709370657

1 files changed, 8 insertions, 0 deletions

diff --git a/apps/gui/scrollbar.c b/apps/gui/scrollbar.c
index 0cb3602d11..8a0b885c4b 100644
--- a/apps/gui/scrollbar.c
+++ b/apps/gui/scrollbar.c
@@ -92,6 +92,14 @@ void gui_scrollbar_draw(struct screen * screen, int x, int y,
     inner_y  = y + 1;
     inner_wd = width  - 2;
     inner_ht = height - 2;
+    
+    /* Boundary check to make sure that height is reasonable, otherwise nothing
+     *  to do 
+     */
+    if(height<2 || width<2)
+    {
+        return;
+    }
 
     if (flags & HORIZONTAL)
         inner_len = inner_wd;