cs2d_key_press4a.lua

function c_msg(p,r,g,b,m,c)
	r,g,b,c=r or '0',g or '0',b or '0',c or ''
	local k = string.format("%s%s%s%s", string.char(169), r, g, b)
	-- k=string.sub(k,1,-1)
	-- k=string.gsub(k,"%s+","")
    msg2(p, k .. m .. c); 
end

function onPlayerKeyPress(id,key,state)
	if(state==1)then
		if(key=="W") then
			-- msg("W is pressed!")
			c_msg(id,102,255,102,'W is pressed!','@C')
		elseif(key=="A") then
			msg("A is pressed!")
			c_msg(id,102,255,102,'A is pressed!','@C')
		elseif(key=="S") then
			msg("S is pressed!")
			c_msg(id,102,255,102,'S is pressed!','@C')
		elseif(key=="D") then
			msg("D is pressed!")
			c_msg(id,102,255,102,'D is pressed!','@C')
		end
	end
	
	if(state==0)then
		if(key=="W") then
			msg("W has been pressed.")
			c_msg(id,102,255,102,'W has been pressed!','@C')
		elseif(key=="A") then
			msg("A has been pressed!")
			c_msg(id,102,255,102,'A has been pressed!','@C')
		elseif(key=="S") then
			msg("S has been pressed!")
			c_msg(id,102,255,102,'S has been pressed!','@C')
		elseif(key=="D") then
			msg("D has been pressed!")
			c_msg(id,102,255,102,'D has been pressed!','@C')
		end
	end
end

addhook("key", "onPlayerKeyPress")