This is pretty much what you want. You also need to make sure when unhighlighting, that the unit being unhighlighted was clicked on in the first place. Otherwise if you click on the ground, unit, doodad etc. and then drag the mouse over a unit and release, you will begin to attack it.
This is pretty much what you want. You also need to make sure when unhighlighting, that the unit being unhighlighted was clicked on in the first place. Otherwise if you click on the ground, unit, doodad etc. and then drag the mouse over a unit and release, you will begin to attack it.
http://forums.sc2mapster.com/resources/tutorials/10136-trigger-clicking-with-camera-mouse-enabled/