Added ability to bind joystick buttons (not yet used)

menu_state.lua

@@ -135,6 +135,18 @@ function menu_state:keyreleased(key, unicode)
 
 end
 
+function menu_state:joystickpressed(key, button)
+    if currentlyChosen == nil then
+    else
+	local key = string.format("button%d", button)
+	KEYMAP[currentlyChosen.data.player][currentlyChosen.data.key][currentlyChosen.data.bindingIdx] = key
+	currentlyChosen.data.label.label = key
+	currentlyChosen:delete()
+	currentlyChosen = nil
+	save_settings()
+    end
+end
+
 
 function menu_state:mousepressed(x, y, button)
     for key, entity in pairs(menu_state.entity_list) do

settings.lua

@@ -16,18 +16,18 @@ KEYMAP = {
         ccw        = { 'k' },
         cw         = { 'l' },
         flip       = { ',' },
-        shoot      = { 'o' },
+        shoot      = { 'o', 'button8' },
         accelerate = { 'j' },
-        decelerate = { 'm' }
+        decelerate = { 'm', 'button7' }
     },
 
     [2] = {
         ccw        = { 'a' },
         cw         = { 's' },
         flip       = { 'a' },
-        shoot      = { 'w' },
+        shoot      = { 'w', 'button8' },
         accelerate = { 'x' },
-        decelerate = { 'z' }
+        decelerate = { 'z', 'button7' }
     }
 }