From 7fea58bef326515437b3729c749fd22d85c62aaa Mon Sep 17 00:00:00 2001
From: Pixel <pixel@nobis-crew.org>
Date: Wed, 23 Dec 2009 01:13:20 +0100
Subject: Adding category menus system.

---
 dalos.lua | 49 +++++++++++++++++++++++++++++++++++++++++++------
 1 file changed, 43 insertions(+), 6 deletions(-)

(limited to 'dalos.lua')

diff --git a/dalos.lua b/dalos.lua
index d8169e5..8e95028 100644
--- a/dalos.lua
+++ b/dalos.lua
@@ -38,7 +38,7 @@ function dalos:register_obj(name, constructor, category)
     if self.objectstypes_by_name[name] then
         error("An object type of that name already exists: " .. name)
     end
-    table.insert(self.objectstypes, { name = name, constructor = constructor, counter = 1, category = category or "Basic" })
+    table.insert(self.objectstypes, { name = name, constructor = constructor, counter = 1, category = category })
     self.objectstypes_by_name[name] = #self.objectstypes
     if self.activemenu then
         self.activemenu:update_objects()
@@ -677,22 +677,59 @@ dalosp.menu = {
         local west_menu = { radio = "1" }
         local south_menu = { radio = "1" }
         local item
+        local add_submenus = { }
+        local north_submenus = { }
+        local east_submenus = { }
+        local west_submenus = { }
+        local south_submenus = { }
+        local category
+        local add_smenu, north_smenu, east_smenu, west_smenu, south_smenu
+        local categories = {}
         for k, v in ipairs(dalos.objectstypes) do
+            category = v.category
+            if category then
+                if not add_submenus[category] then
+                    add_submenus[category] = { }
+                    north_submenus[category] = { }
+                    south_submenus[category] = { }
+                    east_submenus[category] = { }
+                    west_submenus[category] = { }
+                    table.insert(categories, 1, category)
+                end
+                add_smenu = add_submenus[category]
+                north_smenu = north_submenus[category]
+                east_smenu = east_submenus[category]
+                west_smenu = west_submenus[category]
+                south_smenu = south_submenus[category]
+            else
+                add_smenu = add_menu
+                north_smenu = north_menu
+                east_smenu = east_menu
+                west_smenu = west_menu
+                south_smenu = south_menu
+            end
             item = iup.item { title = v.name }
             item.action = function (self) dalosp.menu.add_object(canvas, v) end
-            table.insert(add_menu, item)
+            table.insert(add_smenu, item)
             item = iup.item { title = v.name }
             item.action = function (self) dalosp.menu.set_cross(canvas, v, dalosp.NORTH) end
-            table.insert(north_menu, item)
+            table.insert(north_smenu, item)
             item = iup.item { title = v.name }
             item.action = function (self) dalosp.menu.set_cross(canvas, v, dalosp.EAST) end
-            table.insert(east_menu, item)
+            table.insert(east_smenu, item)
             item = iup.item { title = v.name }
             item.action = function (self) dalosp.menu.set_cross(canvas, v, dalosp.WEST) end
-            table.insert(west_menu, item)
+            table.insert(west_smenu, item)
             item = iup.item { title = v.name }
             item.action = function (self) dalosp.menu.set_cross(canvas, v, dalosp.SOUTH) end
-            table.insert(south_menu, item)
+            table.insert(south_smenu, item)
+        end
+        for i, v in ipairs(categories) do
+            table.insert(add_menu, 1, iup.submenu { iup.menu(add_submenus[v]), title = v })
+            table.insert(north_menu, 1, iup.submenu { iup.menu(north_submenus[v]), title = v })
+            table.insert(south_menu, 1, iup.submenu { iup.menu(south_submenus[v]), title = v })
+            table.insert(east_menu, 1, iup.submenu { iup.menu(east_submenus[v]), title = v })
+            table.insert(west_menu, 1, iup.submenu { iup.menu(west_submenus[v]), title = v })
         end
         local menu_file = iup.submenu { iup.menu { item_load, item_save, iup.separator {}, item_import, item_reload, iup.separator {}, item_exit }, title = "File" }
         local menu_add = iup.submenu { iup.menu(add_menu), title = "Add" }
-- 
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