Option passed to a control to give it an absolute height.
Note: This option will override the Automatic height Layout parameter
Fixed Height for a GUI Control.
    // Draws a  button with a  fixed height
    function OnGUI() {
        GUILayout.Button("A Button with fixed height", GUILayout.Height(300));
    }
using UnityEngine; using System.Collections;
public class ExampleClass : MonoBehaviour { void OnGUI() { GUILayout.Button("A Button with fixed height", GUILayout.Height(300)); } }