View source for API:WindowGetLayer

{{LuaApi|group=Window}}
Returns the layer a window is drawn on.

<pre>
layer = WindowGetLayer(windowName)
</pre>

== Arguments ==
;windowName : <code>string</code> – Name of the window.

== Returns ==
;layer : <code>number</code> – The window's layer. Compare it with the <code>Window.Layers</code> constants listed on [[API:WindowSetLayer|WindowSetLayer]].

== Details ==
* The value is a whole number from 0 to 255.
* The stock UI never calls <code>WindowGetLayer</code>.

== Errors ==
* <code>Error in function call 'WindowGetLayer': Window %s does not exist</code>

== Example ==
A minimal example built from the signature above:
<pre>
if WindowGetLayer( "MyWindow" ) ~= Window.Layers.POPUP then
    WindowSetLayer( "MyWindow", Window.Layers.POPUP )
end
</pre>

== See also ==
* [[API:WindowSetLayer|WindowSetLayer]]