static var color : Color

Description

Colors of the handles.

Magenta slider that points to 0,0,0.

    // Simple script that creates a Magenta Slide Handle that 
    // points to (0,0,0) nomatter where the target GameObject is located.
    
    @CustomEditor (Slide)
    class SliderHandleJS extends Editor {
        function OnSceneGUI () {
            Handles.color = Color.magenta;
            target.vectorPoint = Handles.Slider (target.vectorPoint, 
                                  Vector3.zero - target.transform.position);
            if (GUI.changed)
                EditorUtility.SetDirty (target);
        }
    }

And the script attached to this Handle:

    // Usage: Place this script on the Game Object you want to use the
    // editor-created slide handle.
    
    @script ExecuteInEditMode()
    
    var vectorPoint : Vector3 = Vector3(0,0,0);
    
    function Update() {
        Debug.Log("Looking at: " + vectorPoint);
    }