small tweak to fix files grid mode

Author: Mistium

OSL Programs/apps/System/.Install_system.json

@@ -228,7 +228,7 @@
     "path": "Origin/(A) System/User Applications",
     "name": "Files.osl",
     "icon": "w 10 c #ff724f square 0 0 5 5 w 8 c #111 square 0 0 5 5 w 2.5 c #ff724f square -4 3 1 1 line -2.5 3.5 1.5 0 square 0 -1 5 2.5 w 4 square 0 -1 4 1",
-    "version":"7.3"
+    "version":"7.4"
   },
   {
     "url": "https://origin.mistium.com/OSL%20Programs/apps/System/Settings.osl",

OSL Programs/apps/System/Files.osl

@@ -334,8 +334,9 @@ def "render_files" (
 
   scroll_height = files.len * 45 - 10
   if current_display_type == "grid" (
-    c prim
-    local per_line = floor(dist(temp_x, 0, temp_x2, 0) / file_size) - 2
+    frame temp_x temp_y temp_x2 temp_y2 (
+      local per_line = floor(frame.width / file_size) - 2
+    )
     scroll_height = ceil(files.len / per_line) * file_size - 10
     temp_y += 20
   )