Fix save of MiniWindow positions, issue #163

modules/corelib/math.lua

@@ -1,10 +1,35 @@
 -- @docclass math
 
+local U8  = 2^8
+local U16 = 2^16
+local U32 = 2^32
+local U64 = 2^64
+
 function math.round(num, idp)
   local mult = 10^(idp or 0)
   if num >= 0 then
-      return math.floor(num * mult + 0.5) / mult
+    return math.floor(num * mult + 0.5) / mult
   else
-      return math.ceil(num * mult - 0.5) / mult
+    return math.ceil(num * mult - 0.5) / mult
   end
 end
+
+function math.isu8(num)
+  return math.isinteger(num) and num >= 0 and num < U8
+end
+
+function math.isu16(num)
+  return math.isinteger(num) and num >= U8 and num < U16
+end
+
+function math.isu32(num)
+  return math.isinteger(num) and num >= U16 and num < U32
+end
+
+function math.isu64(num)
+  return math.isinteger(num) and num >= U32 and num < U64
+end
+
+function math.isinteger(num)
+  return ((type(num) == 'number') and (num == math.floor(num)))
+end

modules/corelib/ui/uiminiwindow.lua

@@ -104,9 +104,8 @@ function UIMiniWindow:setup()
             self.miniIndex = selfSettings.index
             parent:scheduleInsert(self, selfSettings.index)
           elseif selfSettings.position then
+            self:setParent(parent, true)
             self:setPosition(topoint(selfSettings.position))
-            self:setParent(parent)
-            addEvent(function() self:bindRectToParent() end)
           end
         end
       end
@@ -334,9 +333,11 @@ function UIMiniWindow:fitOnParent()
   end
 end
 
-function UIMiniWindow:setParent(parent)
+function UIMiniWindow:setParent(parent, dontsave)
   UIWidget.setParent(self, parent)
-  self:saveParent(parent)
+  if not dontsave then
+    self:saveParent(parent)
+  end
   self:fitOnParent()
 end