order inc files to folders

inc/system/system.ui.lua

@@ -0,0 +1,67 @@
+function UI.draw_top_bar(title)
+  rect(0, 0, Config.screen.width, 10, Config.colors.dark_grey)
+  print(title, 3, 2, Config.colors.green)
+end
+
+function UI.draw_dialog()
+  PopupWindow.draw()
+end
+
+function UI.draw_menu(items, selected_item, x, y)
+  for i, item in ipairs(items) do
+    local current_y = y + (i-1)*10
+    if i == selected_item then
+      print(">", x - 8, current_y, Config.colors.green)
+    end
+    print(item.label, x, current_y, Config.colors.green)
+  end
+end
+
+function UI.update_menu(items, selected_item)
+  if Input.up() then
+    selected_item = selected_item - 1
+    if selected_item < 1 then
+      selected_item = #items
+    end
+  elseif Input.down() then
+    selected_item = selected_item + 1
+    if selected_item > #items then
+      selected_item = 1
+    end
+  end
+  return selected_item
+end
+
+function UI.word_wrap(text, max_chars_per_line)
+    if text == nil then return {""} end
+    local lines = {}
+    
+    for input_line in (text .. "\n"):gmatch("(.-)\n") do
+        local current_line = ""
+        local words_in_line = 0
+        for word in input_line:gmatch("%S+") do
+            words_in_line = words_in_line + 1
+            if #current_line == 0 then
+                current_line = word
+            elseif #current_line + #word + 1 <= max_chars_per_line then
+                current_line = current_line .. " " .. word
+            else
+                table.insert(lines, current_line)
+                current_line = word
+            end
+        end
+        
+        if words_in_line > 0 then
+            table.insert(lines, current_line)
+        else
+            table.insert(lines, "")
+        end
+    end
+    
+    if #lines == 0 then
+        return {""}
+    end
+    
+    return lines
+end
+