Trayer configuration as a set of attributes. Further details can be found in trayer's README.
SetDockType : boolean (default: true)
SetPartialStrut : boolean (default: true)
align : one of "left", "right", "center" (default: "center")
alpha : signed integer (default: 127)
distance : signed integer (default: 0)
distancefrom : one of "left", "right", "top", "bottom" (default: "top")
edge : one of "left", "right", "top", "bottom", "none" (default: "bottom")
expand : boolean (default: true)
height : signed integer (default: 26)
heighttype : one of "request", "pixel" (default: "pixel")
iconspacing : signed integer (default: 0)
margin : signed integer (default: 0)
monitor : unsigned integer, meaning >=0, or value "primary" (singular enum) (default: 0)
padding : signed integer (default: 0)
tint : string (default: "0xFFFFFFFF")
transparent : boolean (default: false)
width : signed integer (default: 100)
widthtype : one of "request", "pixel", "percent" (default: "percent")