How to control the size of a window . . .

string $window = `window -title "Window Sizing"`;
columnLayout -adjustableColumn true;
button -label "Do Nothing";
button -label "Close" -command ("deleteUI -window " + $window);
setParent ..;
showWindow $window;

// Here is the code that controls the size . .
window -edit -widthHeight 228 156 $window;