radio buttons!

Lua/cheat menu.lua

@@ -5,6 +5,8 @@ require "classes"
 require "menu classes"
 require "messages"
 
+local dummy = Callbacks()
+
 local passives = {}
 
 Passive = Class(Callbacks)
@@ -49,13 +51,17 @@ function self_destruct:on()
     addrs.hearts(0)
 end
 
-local playas_child = Callbacks()
-function playas_child:run()
-    addrs.age_modifier_global(1)
+local playas_child = Passive()
+function playas_child:tick()
+    if self.state then
+        addrs.age_modifier_global(1)
+    end
 end
-local playas_adult = Callbacks()
-function playas_adult:run()
-    addrs.age_modifier_global(0)
+local playas_adult = Passive()
+function playas_adult:tick()
+    if self.state then
+        addrs.age_modifier_global(0)
+    end
 end
 
 local playas_human = Callbacks()
@@ -84,12 +90,14 @@ function playas_fd:on()
     addrs.transformation(0)
 end
 
+local playas_group = {}
+
 local playas_menu = oot and Menu{
     Screen{
         Text("Play as..."),
-        --Radial("Default", playas_group),
-        Oneshot("Child Link", playas_child),
-        Oneshot("Adult Link", playas_adult),
+        Radio("Default", playas_group, dummy),
+        Radio("Child Link", playas_group, playas_child),
+        Radio("Adult Link", playas_group, playas_adult),
         Back(),
     },
 } or Menu{

Lua/menu classes.lua

@@ -10,6 +10,7 @@ LinkTo = Class(Text)
 
 Active = Class(Text)
 Toggle = Class(Active)
+Radio = Class(Active)
 Hold = Class(Active)
 Oneshot = Class(Active)
 Flags = Class(Active)
@@ -104,6 +105,40 @@ function Toggle:draw(brush, y)
     brush(4, y, color, self.text)
 end
 
+function Radio:init(text, group, callbacks)
+    Active.init(self, text, callbacks)
+    self.state = #group == 0
+    table.insert(group, self)
+    self.group = group
+end
+function Radio:run()
+    if self.state then
+        -- we're already selected!
+        self.callbacks:hold()
+        return self
+    end
+
+    for _, active in pairs(self.group) do
+        -- FIXME: shouldn't really be invading their namespace
+        if active ~= self then
+            active.state = false
+            active.callbacks:off(false)
+        end
+    end
+
+    self.state = true
+    self.callbacks:on(true)
+    return self
+end
+function Radio:draw(brush, y)
+    local color = self.focused and 'yellow' or 'white'
+    brush(0, y, 'cyan', '( )')
+    if self.state then
+        brush(1, y, color, 'x')
+    end
+    brush(4, y, color, self.text)
+end
+
 function Oneshot:run()
     self.callbacks:on()
     return self