added alt override

cleaned up code

Spring/AutoUnselect.lua

@@ -2,21 +2,77 @@
 local ref_low
 --medium (construction)
 local ref_medium
-local trigger = true
+
+--header
 function widget:GetInfo()
    return {
       name         = "Selection Priority",
       desc         = "Sorts Units by Priority (atackunit>builder/commander>buildings)",
       author       = "Sheppy",
       date         = "2015",
-      license      = "PD", -- should be compatible with Spring
+      license      = "GPL",
       layer        = 0,
       enabled      = true
    }
 end
 
 function widget:CommandNotify(cmdID, cmdParams, cmdOptions)
-if trigger then
+	local selected = Spring.GetSelectedUnits()
+	local low = {}
+	local medium = {}
+	local high = {}
+	local deselect = 0
+	local a = Spring.GetModKeyState() --alt ctrl ? shift , discard all but alt
+	--do nothing if CTRL is pressed
+	Spring.Echo(Spring.GetModKeyState())
+	if a then return end
+	--iterate Selection
+	for i=1,200 do
+		if selected[i] == nil then break end
+		--get name to match
+		defID = UnitDefs[Spring.GetUnitDefID(selected[i])].name
+		--Check what we got in out selection		
+		if inTable(ref_low,defID) then
+			table.insert(low,selected[i])
+		elseif inTable(ref_medium,defID) then
+			table.insert(medium,selected[i])
+			if deselect == 0 then deselect = 1 end
+		else 
+			table.insert(high,selected[i])
+			if deselect < 2 then deselect = 2 end
+		end
+	end
+	--discard selections	
+	if deselect == 1 then
+		Spring.SelectUnitArray(medium,false)
+		Spring.SelectUnitArray(high,true)
+	elseif deselect == 2 then
+		Spring.SelectUnitArray(high,false)
+	end
+end
+
+function inTable(tbl,item)
+	for key, value in pairs(tbl) do
+		if value == item then return true end
+	end
+	return false
+end
+
+--for debugging purpose only
+function debug()
+	for key, value in pairs(medium) do
+		Spring.Echo("val_med: " .. value)
+	end
+	for key, value in pairs(low) do
+		Spring.Echo("val_low: " .. value)
+	end
+	for key, value in pairs(low) do
+		Spring.Echo("val_high: " .. value)
+	end 
+end
+
+--loading unit-names to match against
+function widget:Initialize()
 	ref_medium = {
 		--arm
 		"armcom",
@@ -139,62 +195,5 @@ ref_low = {
 		"corhlt",
 		"corjamt"
 	}
-Spring.Echo("Done.")
-trigger = false
+	Spring.Echo("Namelist init done.")
 end
-	local selected = Spring.GetSelectedUnits()
-	local low = {}
-	local medium = {}
-	local high = {}
-	local deselect = 0
-	--if teamID ~= Spring.GetMyTeamID() then return end
-	for i=1,200 do
-		if selected[i] == nil then break end
-		--get name to match
-		defID = UnitDefs[Spring.GetUnitDefID(selected[i])].name
-		--Spring.Echo(selected[i])
-		--Check what we got in out selection		
-		if inTable(ref_low,defID) then
-			table.insert(low,selected[i])
-			--Spring.Echo("reflow")
-		elseif inTable(ref_medium,defID) then
-			--Spring.Echo("refmed")
-			table.insert(medium,selected[i])
-			if deselect == 0 then deselect = 1 end
-		else 
-			--Spring.Echo("refhigh")
-			table.insert(high,selected[i])
-			if deselect < 2 then deselect = 2 end
-		end
-	end
-	--debug()
-	--discard selections
-	if deselect == 1 then
-		Spring.SelectUnitArray(medium,false)
-		Spring.SelectUnitArray(high,true)
-	elseif deselect == 2 then
-		Spring.SelectUnitArray(high,false)
-	end
-	--Spring.Echo("Dis was: " .. deselect)
-end
-
-function inTable(tbl,item)
-	for key, value in pairs(tbl) do
-		--Spring.Echo(key .. "val: " .. value)
-		if value == item then return true end
-	end
-	return false
-end
-
-function debug()
-	for key, value in pairs(medium) do
-		Spring.Echo("val_med: " .. value)
-	end
-	for key, value in pairs(low) do
-		Spring.Echo("val_low: " .. value)
-	end
-	for key, value in pairs(low) do
-		Spring.Echo("val_high: " .. value)
-	end 
-end
-