fix alpha blending issues

modules/core_lib/core_lib.otmod

@@ -17,7 +17,6 @@ Module
     dofile 'settings'
     dofile 'keyboard'
     dofile 'mouse'
-    dofile 'string'
 
     dofiles 'ui'
     dofiles 'widgets'

modules/core_lib/ext/string.lua

@@ -21,3 +21,25 @@ end
 function string.trim(s)
   return string.match(s, '^%s*(.*%S)') or ''
 end
+
+function string.explode(str, sep, limit)
+  if(type(sep) ~= 'string' or tostring(str):len() == 0 or sep:len() == 0) then
+    return {}
+  end
+
+  local i, pos, tmp, t = 0, 1, "", {}
+  for s, e in function() return string.find(str, sep, pos) end do
+    tmp = str:sub(pos, s - 1):trim()
+    table.insert(t, tmp)
+    pos = e + 1
+
+    i = i + 1
+    if(limit ~= nil and i == limit) then
+      break
+    end
+  end
+
+  tmp = str:sub(pos):trim()
+  table.insert(t, tmp)
+  return t
+end

modules/core_lib/string.lua

@@ -1,21 +0,0 @@
-string.explode = function (str, sep, limit)
-	if(type(sep) ~= 'string' or tostring(str):len() == 0 or sep:len() == 0) then
-		return {}
-	end
-
-	local i, pos, tmp, t = 0, 1, "", {}
-	for s, e in function() return string.find(str, sep, pos) end do
-		tmp = str:sub(pos, s - 1):trim()
-		table.insert(t, tmp)
-		pos = e + 1
-
-		i = i + 1
-		if(limit ~= nil and i == limit) then
-			break
-		end
-	end
-
-	tmp = str:sub(pos):trim()
-	table.insert(t, tmp)
-	return t
-end